LCOV - code coverage report
Current view: top level - discof/execle - fd_execle_tile.c (source / functions) Hit Total Coverage
Test: cov.lcov Lines: 0 553 0.0 %
Date: 2026-11-11 12:40:43 Functions: 0 34 0.0 %

          Line data    Source code
       1             : #include "fd_execle_err.h"
       2             : 
       3             : #include "../../disco/tiles.h"
       4             : #include "../../disco/pack/fd_pack.h"
       5             : #include "../../disco/pack/fd_pack_cost.h"
       6             : #include "../../ballet/blake3/fd_blake3.h"
       7             : #include "../../ballet/bmtree/fd_bmtree.h"
       8             : #include "../../disco/metrics/fd_metrics.h"
       9             : #include "../../disco/events/generated/fd_event_gen.h"
      10             : #include "../../util/pod/fd_pod_format.h"
      11             : #include "../../disco/pack/fd_pack_rebate_sum.h"
      12             : #include "../../disco/metrics/generated/fd_metrics_enums.h"
      13             : #include "../../discof/fd_startup.h"
      14             : #include "../../flamenco/runtime/fd_runtime.h"
      15             : #include "../../flamenco/runtime/fd_bank.h"
      16             : #include "../../flamenco/progcache/fd_progcache_user.h"
      17             : #include "../../flamenco/log_collector/fd_log_collector_base.h"
      18             : #include <time.h>
      19             : #include <linux/futex.h>
      20             : #include "generated/fd_execle_tile_seccomp.h"
      21             : 
      22           0 : #define REBATE_BATCH_IDLE_LOOPS      (128UL)
      23           0 : #define REBATE_BATCH_MAX_MICROBLOCKS (16UL)
      24             : 
      25             : FD_STATIC_ASSERT( REBATE_BATCH_MAX_MICROBLOCKS*FD_PACK_REBATE_MAX_ENTRIES<=FD_PACK_REBATE_SUM_CAPACITY,
      26             :                   rebate_batch_fits_rebater );
      27             : 
      28             : struct fd_execle_out {
      29             :   ulong       idx;
      30             :   fd_wksp_t * mem;
      31             :   ulong       chunk0;
      32             :   ulong       wmark;
      33             :   ulong       chunk;
      34             : };
      35             : 
      36             : typedef struct fd_execle_out fd_execle_out_t;
      37             : 
      38             : struct fd_execle_tile {
      39             :   ulong kind_id;
      40             : 
      41             :   fd_startup_gate_t startup_gate[1];
      42             : 
      43             :   fd_blake3_t * blake3;
      44             :   void * bmtree;
      45             : 
      46             :   ulong _bank_idx;
      47             :   ulong _pack_idx;
      48             :   ulong _txn_idx;
      49             :   int _is_bundle;
      50             :   fd_acct_addr_t _alt_accts[MAX_TXN_PER_MICROBLOCK][FD_TXN_ACCT_ADDR_MAX];
      51             : 
      52             :   ulong * busy_fseq;
      53             : 
      54             :   fd_wksp_t * pack_in_mem;
      55             :   ulong       pack_in_chunk0;
      56             :   ulong       pack_in_wmark;
      57             : 
      58             :   fd_execle_out_t out_poh[1];
      59             :   fd_execle_out_t out_pack[1];
      60             : 
      61             :   ulong                rebates_for_slot;
      62             :   ulong                rebate_tsorig;
      63             :   ulong                rebate_microblock_cnt;
      64             :   ulong                rebate_idle_loop_cnt;
      65             :   int                  rebate_draining;
      66             :   int                  enable_rebates;
      67             :   ulong                rebate_seed;
      68             :   fd_pack_rebate_sum_t rebater[ 1 ];
      69             : 
      70             :   fd_banks_t * banks;
      71             :   fd_accdb_t * accdb;
      72             : 
      73             :   fd_progcache_t  progcache[1];
      74             :   fd_bpf_frames_t * bpf_frames;
      75             : 
      76             :   fd_runtime_t runtime[1];
      77             : 
      78             :   /* For bundle execution, we need to execute each transaction against
      79             :      a separate transaction context and a set of accounts, but the exec
      80             :      stack can be reused.  We will also use these same memory regions
      81             :      for non-bundle execution. */
      82             :   fd_txn_in_t  txn_in[ FD_PACK_MAX_TXN_PER_BUNDLE ];
      83             :   fd_txn_out_t txn_out[ FD_PACK_MAX_TXN_PER_BUNDLE ];
      84             : 
      85             :   fd_log_collector_t log_collector[ 1 ];
      86             : 
      87             :   float ns_per_tick;
      88             : 
      89             :   struct {
      90             :     /* Ticks spent loading txn accounts */
      91             :     ulong txn_load_cum_ticks;
      92             : 
      93             :     /* Ticks spent validating txn invariants (e.g. status cache, fee payer) */
      94             :     ulong txn_check_cum_ticks;
      95             : 
      96             :     /* Ticks spent executing a txn (includes any VM time) */
      97             :     ulong txn_exec_cum_ticks;
      98             : 
      99             :     /* Ticks spent committing a txn (database writes) */
     100             :     ulong txn_commit_cum_ticks;
     101             :   } metrics;
     102             : 
     103             : };
     104             : 
     105             : typedef struct fd_execle_tile fd_execle_tile_t;
     106             : 
     107             : FD_FN_CONST static inline ulong
     108           0 : scratch_align( void ) {
     109           0 :   return 128UL;
     110           0 : }
     111             : 
     112             : FD_FN_PURE static inline ulong
     113           0 : scratch_footprint( fd_topo_tile_t const * tile ) {
     114           0 :   ulong l = FD_LAYOUT_INIT;
     115           0 :   l = FD_LAYOUT_APPEND( l, alignof( fd_execle_tile_t ), sizeof( fd_execle_tile_t ) );
     116           0 :   l = FD_LAYOUT_APPEND( l, FD_BLAKE3_ALIGN,             FD_BLAKE3_FOOTPRINT );
     117           0 :   l = FD_LAYOUT_APPEND( l, FD_BMTREE_COMMIT_ALIGN,      FD_BMTREE_COMMIT_FOOTPRINT(0) );
     118           0 :   l = FD_LAYOUT_APPEND( l, fd_txncache_align(),         fd_txncache_footprint( tile->execle.max_live_slots ) );
     119           0 :   l = FD_LAYOUT_APPEND( l, fd_accdb_align(),            fd_accdb_footprint( tile->execle.max_live_slots, 0 ) );
     120           0 :   l = FD_LAYOUT_APPEND( l, FD_PROGCACHE_SCRATCH_ALIGN,  FD_PROGCACHE_SCRATCH_FOOTPRINT );
     121           0 :   l = FD_LAYOUT_APPEND( l, fd_bpf_frames_align(),       fd_bpf_frames_footprint() );
     122           0 :   return FD_LAYOUT_FINI( l, scratch_align() );
     123           0 : }
     124             : 
     125             : static inline void
     126           0 : metrics_write( fd_execle_tile_t * ctx ) {
     127           0 :   fd_accdb_flush_metrics( ctx->accdb );
     128             : 
     129           0 :   FD_MCNT_SET( EXECLE, INSTRUCTION_EXECUTED,   ctx->runtime->metrics.instr_cum );
     130           0 :   FD_MCNT_SET( EXECLE, CPI_EXECUTED,           ctx->runtime->metrics.cpi_cum   );
     131           0 :   FD_MCNT_SET( EXECLE, ACCOUNT_LTHASH_SKIPPED, ctx->runtime->metrics.lthash_unchanged_cnt );
     132           0 :   FD_MCNT_SET( EXECLE, BANK_SWITCHED,          ctx->runtime->metrics.bank_switch_cnt );
     133             : 
     134           0 :   FD_MCNT_SET( EXECLE, CU_CONSUMED, ctx->runtime->metrics.cu_cum );
     135             : 
     136           0 :   FD_MCNT_SET( EXECLE, TXN_REGIME_DURATION_NANOS_LOAD,    ctx->metrics.txn_check_cum_ticks+ctx->metrics.txn_load_cum_ticks );
     137           0 :   FD_MCNT_SET( EXECLE, TXN_REGIME_DURATION_NANOS_EXECUTE, ctx->metrics.txn_exec_cum_ticks   );
     138           0 :   FD_MCNT_SET( EXECLE, TXN_REGIME_DURATION_NANOS_COMMIT,  ctx->metrics.txn_commit_cum_ticks );
     139             : 
     140           0 :   fd_runtime_t const * runtime = ctx->runtime;
     141           0 :   ulong cpi_ticks  = runtime->metrics.cpi_setup_cum_ticks + runtime->metrics.cpi_commit_cum_ticks;
     142           0 :   ulong exec_ticks = fd_ulong_sat_sub( runtime->metrics.vm_exec_cum_ticks, cpi_ticks );
     143           0 :   FD_MCNT_SET( EXECLE, VM_REGIME_DURATION_NANOS_SETUP,       runtime->metrics.vm_setup_cum_ticks   );
     144           0 :   FD_MCNT_SET( EXECLE, VM_REGIME_DURATION_NANOS_COMMIT,      runtime->metrics.vm_commit_cum_ticks  );
     145           0 :   FD_MCNT_SET( EXECLE, VM_REGIME_DURATION_NANOS_SETUP_CPI,   runtime->metrics.cpi_setup_cum_ticks  );
     146           0 :   FD_MCNT_SET( EXECLE, VM_REGIME_DURATION_NANOS_COMMIT_CPI,  runtime->metrics.cpi_commit_cum_ticks );
     147           0 :   FD_MCNT_SET( EXECLE, VM_REGIME_DURATION_NANOS_INTERPRETER, exec_ticks                            );
     148             : 
     149           0 :   FD_PROGCACHE_METRICS_WRITE( EXECLE, ctx->progcache->metrics );
     150             : 
     151           0 :   fd_txncache_join_metrics_t const * txncache = fd_txncache_join_metrics( ctx->runtime->status_cache );
     152           0 :   FD_MCNT_SET  ( EXECLE, TXNCACHE_QUERY_MISS,             txncache->query_miss_cnt  );
     153           0 :   FD_MCNT_SET  ( EXECLE, TXNCACHE_INSERT_MISS,            txncache->insert_miss_cnt );
     154           0 :   FD_MCNT_SET  ( EXECLE, TXNCACHE_OPERATION_STALLED,      txncache->stalled_cnt     );
     155           0 :   FD_MHIST_COPY( EXECLE, TXNCACHE_QUERY_DURATION_NANOS,   txncache->query_ticks     );
     156           0 :   FD_MHIST_COPY( EXECLE, TXNCACHE_INSERT_DURATION_NANOS,  txncache->insert_ticks    );
     157             : 
     158           0 :   FD_ACCDB_METRICS_WRITE( EXECLE, fd_accdb_metrics( ctx->accdb ) );
     159           0 : }
     160             : 
     161             : static inline int
     162           0 : prevent_park( fd_execle_tile_t * ctx ) {
     163             :   /* A deferred rebate batch counts loops, not time, never park on it */
     164           0 :   return ctx->enable_rebates && !!ctx->rebate_microblock_cnt;
     165           0 : }
     166             : 
     167             : static inline void
     168             : after_credit( fd_execle_tile_t *  ctx,
     169             :               fd_stem_context_t * stem,
     170             :               int *               opt_poll_in,
     171           0 :               int *               charge_busy ) {
     172           0 :   fd_startup_gate_idle( ctx->startup_gate );
     173             : 
     174           0 :   if( FD_UNLIKELY( !ctx->enable_rebates || !ctx->rebate_microblock_cnt ) ) return;
     175             : 
     176           0 :   if( FD_LIKELY( !ctx->rebate_draining ) ) {
     177           0 :     if( FD_LIKELY( ctx->rebate_microblock_cnt<REBATE_BATCH_MAX_MICROBLOCKS &&
     178           0 :                    ctx->rebate_idle_loop_cnt<REBATE_BATCH_IDLE_LOOPS &&
     179           0 :                    !ctx->rebater->ib_result ) ) {
     180           0 :       ctx->rebate_idle_loop_cnt++;
     181           0 :       return;
     182           0 :     }
     183           0 :     ctx->rebate_draining = 1;
     184           0 :   }
     185             : 
     186           0 :   ulong written_sz = fd_pack_rebate_sum_report( ctx->rebater, fd_chunk_to_laddr( ctx->out_pack->mem, ctx->out_pack->chunk ) );
     187           0 :   if( FD_UNLIKELY( written_sz ) ) {
     188           0 :     ulong tspub = (ulong)fd_frag_meta_ts_comp( fd_tickcount() );
     189           0 :     fd_stem_publish( stem, ctx->out_pack->idx, ctx->rebates_for_slot, ctx->out_pack->chunk, written_sz, 0UL, ctx->rebate_tsorig, tspub );
     190           0 :     ctx->out_pack->chunk = fd_dcache_compact_next( ctx->out_pack->chunk, written_sz, ctx->out_pack->chunk0, ctx->out_pack->wmark );
     191           0 :     *opt_poll_in = 0;
     192           0 :     *charge_busy = 1;
     193           0 :   } else {
     194           0 :     ctx->rebate_microblock_cnt = 0UL;
     195           0 :     ctx->rebate_idle_loop_cnt  = 0UL;
     196           0 :     ctx->rebate_draining       = 0;
     197           0 :   }
     198           0 : }
     199             : 
     200             : static int
     201             : before_frag( fd_execle_tile_t * ctx,
     202             :              ulong              in_idx,
     203             :              ulong              seq,
     204           0 :              ulong              sig ) {
     205           0 :   (void)in_idx; (void)seq;
     206             : 
     207           0 :   fd_startup_gate_busy( ctx->startup_gate );
     208             : 
     209             :   /* Pack also outputs "leader slot done" which we can ignore. */
     210           0 :   if( FD_UNLIKELY( fd_disco_poh_sig_pkt_type( sig )!=POH_PKT_TYPE_MICROBLOCK ) ) return 1;
     211             : 
     212           0 :   ulong target_execle_kind_id = fd_disco_poh_sig_execle_tile( sig );
     213           0 :   if( FD_UNLIKELY( target_execle_kind_id!=ctx->kind_id ) ) return 1;
     214             : 
     215           0 :   return 0;
     216           0 : }
     217             : 
     218             : static inline void
     219             : during_frag( fd_execle_tile_t * ctx,
     220             :              ulong              in_idx,
     221             :              ulong              seq,
     222             :              ulong              sig,
     223             :              ulong              chunk,
     224             :              ulong              sz,
     225           0 :              ulong              ctl ) {
     226           0 :   (void)in_idx; (void)seq; (void)sig; (void)ctl;
     227             : 
     228           0 :   uchar * src = (uchar *)fd_chunk_to_laddr( ctx->pack_in_mem, chunk );
     229           0 :   uchar * dst = (uchar *)fd_chunk_to_laddr( ctx->out_poh->mem, ctx->out_poh->chunk );
     230             : 
     231           0 :   if( FD_UNLIKELY( chunk<ctx->pack_in_chunk0 || chunk>ctx->pack_in_wmark || sz>USHORT_MAX ) )
     232           0 :     FD_LOG_ERR(( "chunk %lu %lu corrupt, not in range [%lu,%lu]", chunk, sz, ctx->pack_in_chunk0, ctx->pack_in_wmark ));
     233             : 
     234             :   /* Pack sends fd_txn_e_t (with ALT accounts), but PoH expects fd_txn_p_t.
     235             :      We copy the fd_txn_p_t portion to the PoH output buffer, and copy the
     236             :      ALT accounts to the tile context for rebates. */
     237           0 :   ulong txn_cnt = (sz-sizeof(fd_microblock_execle_trailer_t))/sizeof(fd_txn_e_t);
     238           0 :   fd_txn_e_t const * src_txn_e = (fd_txn_e_t const *)src;
     239           0 :   fd_txn_p_t       * dst_txn_p = (fd_txn_p_t       *)dst;
     240           0 :   for( ulong i=0UL; i<txn_cnt; i++ ) {
     241           0 :     fd_txn_p_t const * s = src_txn_e[i].txnp;
     242           0 :     fd_txn_p_t *       d = dst_txn_p + i;
     243           0 :     fd_txn_t const *   t = TXN( s );
     244           0 :     ulong payload_sz = fd_ulong_min( s->payload_sz, FD_TPU_MTU );
     245           0 :     ulong txn_sz     = fd_ulong_min( fd_txn_footprint( t->instr_cnt, t->addr_table_lookup_cnt ), FD_TXN_MAX_SZ );
     246           0 :     fd_memcpy( d->payload,     s->payload,     payload_sz );
     247           0 :     fd_memcpy( &d->payload_sz, &s->payload_sz, offsetof(fd_txn_p_t, _)-offsetof(fd_txn_p_t, payload_sz) );
     248           0 :     fd_memcpy( d->_,           s->_,           txn_sz );
     249           0 :     ulong alt_cnt = fd_ulong_min( (ulong)t->addr_table_adtl_cnt, FD_TXN_ACCT_ADDR_MAX );
     250           0 :     fd_memcpy( ctx->_alt_accts[i], src_txn_e[i].alt_accts, alt_cnt * sizeof(fd_acct_addr_t) );
     251           0 :   }
     252             : 
     253           0 :   fd_microblock_execle_trailer_t * trailer = (fd_microblock_execle_trailer_t *)( src+sz-sizeof(fd_microblock_execle_trailer_t) );
     254           0 :   ctx->_bank_idx  = trailer->bank_idx;
     255           0 :   ctx->_pack_idx  = trailer->pack_idx;
     256           0 :   ctx->_txn_idx   = trailer->pack_txn_idx;
     257           0 :   ctx->_is_bundle = trailer->is_bundle;
     258           0 : }
     259             : 
     260             : static void
     261             : hash_transactions( void *       mem,
     262             :                    fd_txn_p_t * txns,
     263             :                    ulong        txn_cnt,
     264           0 :                    uchar *      mixin ) {
     265           0 :   fd_bmtree_commit_t * bmtree = fd_bmtree_commit_init( mem, 32UL, 1UL, 0UL );
     266           0 :   for( ulong i=0UL; i<txn_cnt; i++ ) {
     267           0 :     fd_txn_p_t * _txn = txns + i;
     268           0 :     if( FD_UNLIKELY( !(_txn->flags & FD_TXN_P_FLAGS_EXECUTE_SUCCESS) ) ) continue;
     269             : 
     270           0 :     fd_txn_t * txn = TXN(_txn);
     271           0 :     for( ulong j=0; j<txn->signature_cnt; j++ ) {
     272           0 :       fd_bmtree_node_t node[1];
     273           0 :       fd_bmtree_hash_leaf( node, _txn->payload+txn->signature_off+64UL*j, 64UL, 1UL );
     274           0 :       fd_bmtree_commit_append( bmtree, node, 1UL );
     275           0 :     }
     276           0 :   }
     277           0 :   if( FD_LIKELY( fd_bmtree_commit_leaf_cnt( bmtree ) ) ) {
     278           0 :     uchar * root = fd_bmtree_commit_fini( bmtree );
     279           0 :     fd_memcpy( mixin, root, 32UL );
     280           0 :   } else {
     281           0 :     fd_memset( mixin, 0, 32UL );
     282             :     /* If FD_HAS_MSAN, poison so we can detect if this is ever accessed upstream, even though it should never be.  In production, this is a no-op. */
     283           0 :     fd_msan_poison( mixin, 32UL );
     284           0 :   }
     285           0 : }
     286             : 
     287             : static inline void
     288             : handle_microblock( fd_execle_tile_t *  ctx,
     289             :                    ulong               seq,
     290             :                    ulong               sig,
     291             :                    ulong               sz,
     292             :                    ulong               begin_tspub,
     293           0 :                    fd_stem_context_t * stem ) {
     294           0 :   uchar * dst = (uchar *)fd_chunk_to_laddr( ctx->out_poh->mem, ctx->out_poh->chunk );
     295             : 
     296           0 :   ulong slot = fd_disco_poh_sig_slot( sig );
     297           0 :   ulong txn_cnt = (sz-sizeof(fd_microblock_execle_trailer_t))/sizeof(fd_txn_e_t);
     298             : 
     299           0 :   fd_bank_t * bank = fd_banks_bank_query( ctx->banks, ctx->_bank_idx );
     300           0 :   FD_TEST( bank );
     301           0 :   ulong bank_slot = bank->f.slot;
     302           0 :   FD_TEST( bank_slot==slot );
     303             : 
     304           0 :   fd_microblock_trailer_t * trailer = (fd_microblock_trailer_t *)( dst + txn_cnt*sizeof(fd_txn_p_t) );
     305           0 :   trailer->txn_ns_dt        = (fd_txn_ns_dt_t){0};
     306           0 :   trailer->bank_seq         = bank->bank_seq;
     307           0 :   trailer->exec_end_ticks   = LONG_MAX;
     308             : 
     309             :   /* exec_start_ticks is the first transaction's load_start_ticks (an
     310             :      empty microblock reads the clock itself); microblock_start_ticks
     311             :      stays pack's publish time, decompressed against it. */
     312           0 :   long exec_start_ticks       = txn_cnt ? 0L : fd_tickcount();
     313           0 :   long microblock_start_ticks = txn_cnt ? 0L : fd_frag_meta_ts_decomp( begin_tspub, exec_start_ticks );
     314           0 :   long last_ticks             = exec_start_ticks;
     315             : 
     316           0 :   for( ulong i=0UL; i<txn_cnt; i++ ) {
     317           0 :     fd_txn_p_t *   txn     = (fd_txn_p_t *)( dst + (i*sizeof(fd_txn_p_t)) );
     318           0 :     fd_txn_in_t *  txn_in  = &ctx->txn_in[ 0 ];
     319           0 :     fd_txn_out_t * txn_out = &ctx->txn_out[ 0 ];
     320             : 
     321           0 :     uint const requested_exec_plus_acct_data_cus = txn->pack_cu.requested_exec_plus_acct_data_cus;
     322           0 :     uint const non_execution_cus                 = txn->pack_cu.non_execution_cus;
     323             : 
     324             :     /* Assume failure, set below if success.  If it doesn't land in the
     325             :        block, rebate the non-execution CUs too. */
     326           0 :     txn->execle_cu.actual_consumed_cus = 0U;
     327           0 :     txn->execle_cu.rebated_cus = requested_exec_plus_acct_data_cus + non_execution_cus;
     328           0 :     txn->flags &= ~FD_TXN_P_FLAGS_SANITIZE_SUCCESS;
     329           0 :     txn->flags &= ~FD_TXN_P_FLAGS_EXECUTE_SUCCESS;
     330             : 
     331           0 :     txn_in->bundle.is_bundle = 0;
     332           0 :     txn_in->txn              = txn;
     333           0 :     txn_in->index_in_slot    = ctx->_txn_idx + i;
     334             : 
     335           0 :     fd_runtime_prepare_and_execute_txn( ctx->runtime, bank, txn_in, txn_out );
     336             : 
     337           0 :     if( FD_UNLIKELY( !i ) ) {
     338           0 :       exec_start_ticks       = txn_out->details.load_start_ticks;
     339           0 :       microblock_start_ticks = fd_frag_meta_ts_decomp( begin_tspub, exec_start_ticks );
     340           0 :       last_ticks             = exec_start_ticks;
     341           0 :     }
     342             : 
     343             :     /* Stash the result in the flags value so that pack can inspect it. */
     344           0 :     txn->flags = (txn->flags & 0x00FFFFFFU) | ((uint)(-txn_out->err.txn_err)<<24);
     345             : 
     346             :     /* Drop no-op transactions, we don't want to include these as they
     347             :        charge no fees. */
     348           0 :     if( FD_UNLIKELY( txn_out->err.is_noop ) ) {
     349           0 :       txn_out->err.is_committable = 0;
     350           0 :     }
     351             : 
     352           0 :     fd_metrics_tl[ MIDX( COUNTER, EXECLE, TXN_PROCESSED_BY_VERSION )+fd_execle_version_from_txn( TXN( txn ) ) ]++;
     353             : 
     354           0 :     if( FD_UNLIKELY( !txn_out->err.is_committable ) ) {
     355           0 :       FD_TEST( !txn_out->err.is_fees_only );
     356           0 :       fd_runtime_cancel_txn( ctx->runtime, bank, txn_in, txn_out );
     357             :       /* Use pre-resolved ALT accounts for rebates even for unlanded transactions */
     358           0 :       fd_acct_addr_t const * writable_alt = ctx->_alt_accts[i];
     359           0 :       if( FD_LIKELY( ctx->enable_rebates ) ) fd_pack_rebate_sum_add_txn( ctx->rebater, txn, &writable_alt, 1UL );
     360           0 :       fd_metrics_tl[ MIDX( COUNTER, EXECLE, TXN_PROCESSED_BY_LANDING )+FD_METRICS_ENUM_TXN_LANDING_RESULT_V_DROPPED_IDX ]++;
     361           0 :       fd_metrics_tl[ MIDX( COUNTER, EXECLE, TXN_PROCESSED )+(ulong)fd_execle_err_from_runtime_err( txn_out->err.txn_err ) ]++;
     362           0 :       last_ticks = fd_tickcount();
     363           0 :       continue;
     364           0 :     }
     365             : 
     366             :     /* Check for FeesOnly transactions where actual CUs exceed
     367             :        requested.  This can happen for durable nonce transactions
     368             :        with oversized nonce accounts.  Skip the commit to prevent
     369             :        underflow in the rebate computation.  The transaction keeps its
     370             :        default full rebate set at the top of the loop. */
     371           0 :     if( FD_UNLIKELY( txn_out->err.is_fees_only ) ) {
     372           0 :       uint fee_only_actual_exec_cus = (uint)(txn_out->details.compute_budget.compute_unit_limit - txn_out->details.compute_budget.compute_meter);
     373           0 :       uint fee_only_actual_data_cus = (uint)(txn_out->details.txn_cost.transaction.loaded_accounts_data_size_cost);
     374           0 :       if( FD_UNLIKELY( fee_only_actual_exec_cus + fee_only_actual_data_cus > requested_exec_plus_acct_data_cus ) ) {
     375           0 :         FD_LOG_WARNING(( "FeesOnly txn actual CUs (%u+%u) exceed requested (%u), dropping",
     376           0 :                          fee_only_actual_exec_cus, fee_only_actual_data_cus, requested_exec_plus_acct_data_cus ));
     377           0 :         txn_out->err.is_committable = 0;
     378           0 :         fd_runtime_cancel_txn( ctx->runtime, bank, txn_in, txn_out );
     379             :         /* txn->execle_cu already initialized to full rebate at top of loop */
     380           0 :         fd_acct_addr_t const * writable_alt = ctx->_alt_accts[i];
     381           0 :         if( FD_LIKELY( ctx->enable_rebates ) ) fd_pack_rebate_sum_add_txn( ctx->rebater, txn, &writable_alt, 1UL );
     382           0 :         fd_metrics_tl[ MIDX( COUNTER, EXECLE, TXN_PROCESSED_BY_LANDING )+FD_METRICS_ENUM_TXN_LANDING_RESULT_V_DROPPED_IDX ]++;
     383           0 :         fd_metrics_tl[ MIDX( COUNTER, EXECLE, TXN_PROCESSED )+(ulong)fd_execle_err_from_runtime_err( txn_out->err.txn_err ) ]++;
     384             :         /* FD_TXN_P_FLAGS_EXECUTE_SUCCESS = 0 ensures txn won't be
     385             :            mixed-in by POH */
     386           0 :         last_ticks = fd_tickcount();
     387           0 :         continue;
     388           0 :       }
     389           0 :     }
     390             : 
     391           0 :     if( FD_UNLIKELY( txn_out->err.is_fees_only ) ) fd_metrics_tl[ MIDX( COUNTER, EXECLE, TXN_PROCESSED_BY_LANDING )+FD_METRICS_ENUM_TXN_LANDING_RESULT_V_FEES_ONLY_IDX ]++;
     392           0 :     else if( FD_UNLIKELY( txn_out->err.txn_err ) ) fd_metrics_tl[ MIDX( COUNTER, EXECLE, TXN_PROCESSED_BY_LANDING )+FD_METRICS_ENUM_TXN_LANDING_RESULT_V_FAILED_IDX ]++;
     393           0 :     else                                           fd_metrics_tl[ MIDX( COUNTER, EXECLE, TXN_PROCESSED_BY_LANDING )+FD_METRICS_ENUM_TXN_LANDING_RESULT_V_SUCCESS_IDX ]++;
     394             : 
     395             :     /* TXN_P_FLAGS_EXECUTE_SUCCESS means that it should be included in
     396             :        the block.  It's a bit of a misnomer now that there are fee-only
     397             :        transactions. */
     398           0 :     txn->flags |= FD_TXN_P_FLAGS_EXECUTE_SUCCESS | FD_TXN_P_FLAGS_SANITIZE_SUCCESS;
     399           0 :     fd_metrics_tl[ MIDX( COUNTER, EXECLE, TXN_PROCESSED )+(ulong)fd_execle_err_from_runtime_err( txn_out->err.txn_err ) ]++;
     400             : 
     401             :     /* Commit must succeed so no failure path.  Once commit is called,
     402             :        the transactions MUST be mixed into the PoH otherwise we will
     403             :        fork and diverge, so the link from here til PoH mixin must be
     404             :        completely reliable with nothing dropped.
     405             : 
     406             :        fd_runtime_commit_txn checks if the transaction fits into the
     407             :        block with the cost tracker.  If it doesn't fit, flags is set to
     408             :        zero.  A key invariant of the leader pipeline is that pack
     409             :        ensures all transactions must fit already, so it is a fatal error
     410             :        if that happens.  We cannot reject the transaction here as there
     411             :        would be no way to undo the partially applied changes to the bank
     412             :        in finalize anyway. */
     413           0 :     fd_runtime_commit_txn( ctx->runtime, bank, txn_in, txn_out );
     414             : 
     415           0 :     long const txn_end_ticks = fd_tickcount();
     416           0 :     last_ticks = txn_end_ticks;
     417             : 
     418           0 :     ulong const load_ticks_dt   = fd_ulong_if( txn_out->details.check_start_ticks==LONG_MAX  || txn_out->details.load_start_ticks==LONG_MAX,   0UL, (ulong)( txn_out->details.check_start_ticks  - txn_out->details.load_start_ticks   ) );
     419           0 :     ulong const check_ticks_dt  = fd_ulong_if( txn_out->details.exec_start_ticks==LONG_MAX   || txn_out->details.check_start_ticks==LONG_MAX,  0UL, (ulong)( txn_out->details.exec_start_ticks   - txn_out->details.check_start_ticks  ) );
     420           0 :     ulong const exec_ticks_dt   = fd_ulong_if( txn_out->details.commit_start_ticks==LONG_MAX || txn_out->details.exec_start_ticks==LONG_MAX,   0UL, (ulong)( txn_out->details.commit_start_ticks - txn_out->details.exec_start_ticks   ) );
     421           0 :     ulong const commit_ticks_dt = fd_ulong_if( txn_end_ticks==LONG_MAX                       || txn_out->details.commit_start_ticks==LONG_MAX, 0UL, (ulong)( txn_end_ticks                       - txn_out->details.commit_start_ticks ) );
     422             : 
     423           0 :     ctx->metrics.txn_load_cum_ticks   += load_ticks_dt;
     424           0 :     ctx->metrics.txn_check_cum_ticks  += check_ticks_dt;
     425           0 :     ctx->metrics.txn_exec_cum_ticks   += exec_ticks_dt;
     426           0 :     ctx->metrics.txn_commit_cum_ticks += commit_ticks_dt;
     427             : 
     428           0 :     trailer->txn_ns_dt.load_start   = fd_float_if( txn_out->details.load_start_ticks==LONG_MAX,   0.,                              (float)fd_long_max( 0L, txn_out->details.load_start_ticks   - microblock_start_ticks ) * ctx->ns_per_tick );
     429           0 :     trailer->txn_ns_dt.check_start  = fd_float_if( txn_out->details.check_start_ticks==LONG_MAX,  trailer->txn_ns_dt.load_start,   (float)fd_long_max( 0L, txn_out->details.check_start_ticks  - microblock_start_ticks ) * ctx->ns_per_tick );
     430           0 :     trailer->txn_ns_dt.exec_start   = fd_float_if( txn_out->details.exec_start_ticks==LONG_MAX,   trailer->txn_ns_dt.check_start,  (float)fd_long_max( 0L, txn_out->details.exec_start_ticks   - microblock_start_ticks ) * ctx->ns_per_tick );
     431           0 :     trailer->txn_ns_dt.commit_start = fd_float_if( txn_out->details.commit_start_ticks==LONG_MAX, trailer->txn_ns_dt.exec_start,   (float)fd_long_max( 0L, txn_out->details.commit_start_ticks - microblock_start_ticks ) * ctx->ns_per_tick );
     432           0 :     trailer->txn_ns_dt.commit_end   = fd_float_if( txn_end_ticks==LONG_MAX,                       trailer->txn_ns_dt.commit_start, (float)fd_long_max( 0L, txn_end_ticks                       - microblock_start_ticks ) * ctx->ns_per_tick );
     433           0 :     trailer->exec_end_ticks         = txn_end_ticks;
     434             : 
     435           0 :     if( FD_UNLIKELY( !txn_out->err.is_committable ) ) {
     436             :       /* If the transaction failed to fit into the block, we need to
     437             :          updated the transaction flag with the error code. */
     438           0 :       txn->flags = (txn->flags & 0x00FFFFFFU) | ((uint)(-txn_out->err.txn_err)<<24);
     439           0 :       fd_cost_tracker_t * cost_tracker = fd_cost_tracker_store_peek( fd_bank_cost_tracker( bank ), bank->cost_tracker_fork_id );
     440           0 :       uchar * signature = (uchar *)txn_in->txn->payload + TXN( txn_in->txn )->signature_off;
     441           0 :       int err = fd_cost_tracker_try_add_cost( cost_tracker, txn_out );
     442           0 :       FD_LOG_HEXDUMP_WARNING(( "txn", txn->payload, txn->payload_sz ));
     443           0 :       FD_BASE58_ENCODE_64_BYTES( signature, signature_b58 );
     444           0 :       FD_LOG_CRIT(( "transaction %s failed to fit into block despite pack guaranteeing it would "
     445           0 :                     "(res=%d) [block_cost=%lu, allocated_accounts_data_size=%lu, "
     446           0 :                     "block_cost_limit=%lu, account_cost_limit=%lu]",
     447           0 :                     signature_b58, err, cost_tracker->block_cost,
     448           0 :                     cost_tracker->allocated_accounts_data_size,
     449           0 :                     cost_tracker->block_cost_limit,
     450           0 :                     cost_tracker->account_cost_limit ));
     451           0 :     }
     452             : 
     453           0 :     uint actual_execution_cus = (uint)(txn_out->details.compute_budget.compute_unit_limit - txn_out->details.compute_budget.compute_meter);
     454           0 :     uint actual_acct_data_cus = (uint)(txn_out->details.txn_cost.transaction.loaded_accounts_data_size_cost);
     455             : 
     456             :     /* The VM will stop executing and fail an instruction immediately if
     457             :        it exceeds its requested CUs.  A transaction which requests less
     458             :        account data than it actually consumes will fail in the account
     459             :        loading stage. */
     460           0 :     if( FD_UNLIKELY( actual_execution_cus + actual_acct_data_cus > requested_exec_plus_acct_data_cus ) ) {
     461           0 :       uchar * _signature = (uchar *)txn->payload + TXN( txn )->signature_off;
     462           0 :       FD_BASE58_ENCODE_64_BYTES( _signature, _signature_b58 );
     463           0 :       fd_cost_tracker_t const * _ct = fd_cost_tracker_store_peek( fd_bank_cost_tracker( bank ), bank->cost_tracker_fork_id );
     464           0 :       FD_LOG_HEXDUMP_WARNING(( "txn", txn->payload, txn->payload_sz ));
     465           0 :       FD_LOG_ERR(( "transaction %s actual CUs (%u+%u) exceeded requested (%u) despite pack guaranteeing it would fit "
     466           0 :                    "[is_fees_only=%i, block_cost=%lu, block_cost_limit=%lu, account_cost_limit=%lu]",
     467           0 :                    _signature_b58, actual_execution_cus, actual_acct_data_cus, requested_exec_plus_acct_data_cus,
     468           0 :                    txn_out->err.is_fees_only, _ct->block_cost, _ct->block_cost_limit, _ct->account_cost_limit ));
     469           0 :     }
     470             : 
     471           0 :     txn->execle_cu.rebated_cus         = requested_exec_plus_acct_data_cus - (actual_execution_cus + actual_acct_data_cus);
     472           0 :     txn->execle_cu.actual_consumed_cus = non_execution_cus + actual_execution_cus + actual_acct_data_cus;
     473             : 
     474             :     /* Use ALT accounts copied in during_frag for rebates.
     475             :        These were resolved by resolv_tile and are needed because the LUT
     476             :        may be deactivated by the time we get here. */
     477           0 :     fd_acct_addr_t const * writable_alt = ctx->_alt_accts[i];
     478           0 :     if( FD_LIKELY( ctx->enable_rebates ) ) fd_pack_rebate_sum_add_txn( ctx->rebater, txn, &writable_alt, 1UL );
     479           0 :   }
     480             : 
     481             :   /* Indicate to pack tile we are done processing the transactions so
     482             :      it can pack new microblocks using these accounts. */
     483           0 :   fd_fseq_update( ctx->busy_fseq, seq );
     484             : 
     485             :   /* Now produce the merkle hash of the transactions for inclusion
     486             :      (mixin) to the PoH hash.  This is done on the execle tile because
     487             :      it shards / scales horizontally here, while PoH does not. */
     488           0 :   hash_transactions( ctx->bmtree, (fd_txn_p_t*)dst, txn_cnt, trailer->hash );
     489           0 :   trailer->pack_txn_idx     = ctx->_txn_idx;
     490           0 :   trailer->tips             = ctx->txn_out[ 0 ].details.tips;
     491           0 :   trailer->exec_start_ticks = exec_start_ticks;
     492             : 
     493             :   /* When sending MAX_TXN_PER_MICROBLOCK transactions as fd_txn_p_t to PoH,
     494             :      there's always extra bytes at the end to stash the trailer. */
     495           0 :   FD_STATIC_ASSERT( MAX_MICROBLOCK_SZ-(MAX_TXN_PER_MICROBLOCK*sizeof(fd_txn_p_t))>=sizeof(fd_microblock_trailer_t), poh_shred_mtu );
     496           0 :   FD_STATIC_ASSERT( MAX_MICROBLOCK_SZ-(MAX_TXN_PER_MICROBLOCK*sizeof(fd_txn_p_t))>=sizeof(fd_microblock_execle_trailer_t), poh_shred_mtu );
     497             : 
     498           0 :   ulong execle_sig = fd_disco_execle_sig( slot, ctx->_pack_idx );
     499             : 
     500             :   /* We always need to publish, even if there are no successfully executed
     501             :      transactions so the PoH tile can keep an accurate count of microblocks
     502             :      it has seen.  PoH ignores tspub and the GUI takes it as the end of
     503             :      execution, which every path through the loop leaves in last_ticks. */
     504           0 :   ulong new_sz = txn_cnt*sizeof(fd_txn_p_t) + sizeof(fd_microblock_trailer_t);
     505           0 :   fd_stem_publish( stem, ctx->out_poh->idx, execle_sig, ctx->out_poh->chunk, new_sz, 0UL, (ulong)fd_frag_meta_ts_comp( microblock_start_ticks ), (ulong)fd_frag_meta_ts_comp( last_ticks ) );
     506           0 :   ctx->out_poh->chunk = fd_dcache_compact_next( ctx->out_poh->chunk, new_sz, ctx->out_poh->chunk0, ctx->out_poh->wmark );
     507           0 : }
     508             : 
     509             : static inline void
     510             : handle_bundle( fd_execle_tile_t *  ctx,
     511             :                ulong               seq,
     512             :                ulong               sig,
     513             :                ulong               sz,
     514             :                ulong               begin_tspub,
     515           0 :                fd_stem_context_t * stem ) {
     516           0 :   long const bundle_start_ticks     = fd_tickcount();
     517           0 :   long const microblock_start_ticks = fd_frag_meta_ts_decomp( begin_tspub, bundle_start_ticks );
     518             : 
     519           0 :   fd_txn_p_t * txns = (fd_txn_p_t *)fd_chunk_to_laddr( ctx->out_poh->mem, ctx->out_poh->chunk );
     520             : 
     521           0 :   ulong slot = fd_disco_poh_sig_slot( sig );
     522           0 :   ulong txn_cnt = (sz-sizeof(fd_microblock_execle_trailer_t))/sizeof(fd_txn_e_t);
     523             : 
     524           0 :   fd_bank_t * bank = fd_banks_bank_query( ctx->banks, ctx->_bank_idx );
     525           0 :   FD_TEST( bank );
     526           0 :   ulong bank_slot = bank->f.slot;
     527           0 :   FD_TEST( bank_slot==slot );
     528             : 
     529           0 :   fd_acct_addr_t const * writable_alt [ MAX_TXN_PER_MICROBLOCK ];
     530           0 :   ulong                  tips         [ MAX_TXN_PER_MICROBLOCK ] = { 0U };
     531           0 :   long                   txn_end_ticks[ MAX_TXN_PER_MICROBLOCK ];
     532           0 :   for( ulong i=0UL; i<MAX_TXN_PER_MICROBLOCK; i++ ) txn_end_ticks[ i ] = LONG_MAX;
     533             : 
     534             :   /* Pre-populate ALT accounts for all transactions for rebates.
     535             :      These were copied in during_frag from the source fd_txn_e_t,
     536             :      resolved by fd_resolv_tile. */
     537           0 :   for( ulong i=0UL; i<txn_cnt; i++ ) {
     538           0 :     writable_alt[i]                   = ctx->_alt_accts[i];
     539           0 :     ctx->txn_in[ i ].txn              = &txns[ i ];
     540           0 :     ctx->txn_in[ i ].bundle.is_bundle = 1;
     541           0 :     ctx->txn_in[ i ].index_in_slot    = ctx->_txn_idx + i;
     542           0 :     ctx->txn_out[ i ].err.txn_err     = FD_RUNTIME_EXECUTE_SUCCESS;
     543           0 :   }
     544             : 
     545             :   /* Acquire all accdb resources in order to execute the bundle. */
     546           0 :   int const setup_bundle = fd_runtime_prepare_bundle_accounts( ctx->runtime, bank, ctx->txn_in, ctx->txn_out, txn_cnt )==FD_RUNTIME_EXECUTE_SUCCESS;
     547           0 :   ulong failed_idx = ULONG_MAX;
     548           0 :   if( FD_UNLIKELY( !setup_bundle ) ) {
     549           0 :     for( ulong i=0UL; i<txn_cnt; i++ ) {
     550           0 :       if( ctx->txn_out[ i ].err.txn_err==FD_RUNTIME_EXECUTE_SUCCESS ) continue;
     551           0 :       failed_idx = i;
     552           0 :       break;
     553           0 :     }
     554           0 :     FD_TEST( failed_idx!=ULONG_MAX );
     555           0 :   }
     556             : 
     557             :   /* Every transaction in the bundle should be executed in order against
     558             :      different transaction contexts. */
     559           0 :   for( ulong i=0UL; i<txn_cnt; i++ ) {
     560             : 
     561           0 :     fd_txn_p_t *   txn     = &txns[ i ];
     562           0 :     fd_txn_in_t *  txn_in  = &ctx->txn_in[ i ];
     563           0 :     fd_txn_out_t * txn_out = &ctx->txn_out[ i ];
     564             : 
     565           0 :     txn->flags &= ~(FD_TXN_P_FLAGS_SANITIZE_SUCCESS | FD_TXN_P_FLAGS_EXECUTE_SUCCESS);
     566             : 
     567           0 :     if( failed_idx!=ULONG_MAX ) continue;
     568             : 
     569           0 :     fd_runtime_prepare_and_execute_txn( ctx->runtime, bank, txn_in, txn_out );
     570             : 
     571           0 :     txn->flags = (txn->flags & 0x00FFFFFFU) | ((uint)(-txn_out->err.txn_err)<<24);
     572           0 :     if( FD_UNLIKELY( !txn_out->err.is_committable || txn_out->err.txn_err!=FD_RUNTIME_EXECUTE_SUCCESS ) ) failed_idx = i;
     573           0 :   }
     574             : 
     575             :   /* If all of the transactions in the bundle executed successfully, we
     576             :      can commit the transactions in order.  At this point, we can also
     577             :      accumulate unused CUs to the rebate.  Otherwise, if any transaction
     578             :      fails, we need to exclude all the bundle transactions and rebate
     579             :      all of the CUs. */
     580           0 :   if( FD_LIKELY( failed_idx==ULONG_MAX ) ) {
     581           0 :     for( ulong i=0UL; i<txn_cnt; i++ ) {
     582             : 
     583           0 :       fd_txn_in_t *  txn_in    = &ctx->txn_in[ i ];
     584           0 :       fd_txn_out_t * txn_out   = &ctx->txn_out[ i ];
     585           0 :       uchar *        signature = (uchar *)txn_in->txn->payload + TXN( txn_in->txn )->signature_off;
     586             : 
     587           0 :       fd_runtime_commit_txn( ctx->runtime, bank, txn_in, txn_out );
     588             : 
     589           0 :       txn_end_ticks[ i ] = fd_tickcount();
     590             : 
     591           0 :       if( FD_UNLIKELY( !txn_out->err.is_committable ) ) {
     592           0 :         txns[ i ].flags = (txns[ i ].flags & 0x00FFFFFFU) | ((uint)(-txn_out->err.txn_err)<<24);
     593           0 :         fd_cost_tracker_t * cost_tracker = fd_cost_tracker_store_peek( fd_bank_cost_tracker( bank ), bank->cost_tracker_fork_id );
     594           0 :         int err = fd_cost_tracker_try_add_cost( cost_tracker, txn_out );
     595           0 :         FD_LOG_HEXDUMP_WARNING(( "txn", txns[ i ].payload, txns[ i ].payload_sz ));
     596           0 :         FD_BASE58_ENCODE_64_BYTES( signature, signature_b58 );
     597           0 :         FD_LOG_CRIT(( "transaction %s failed to fit into block despite pack guaranteeing it would "
     598           0 :                       "(res=%d) [block_cost=%lu, allocated_accounts_data_size=%lu, "
     599           0 :                       "block_cost_limit=%lu, account_cost_limit=%lu]",
     600           0 :                       signature_b58, err, cost_tracker->block_cost,
     601           0 :                       cost_tracker->allocated_accounts_data_size,
     602           0 :                       cost_tracker->block_cost_limit, cost_tracker->account_cost_limit ));
     603           0 :       }
     604             : 
     605           0 :       uint actual_execution_cus              = (uint)(txn_out->details.compute_budget.compute_unit_limit - txn_out->details.compute_budget.compute_meter);
     606           0 :       uint actual_acct_data_cus              = (uint)(txn_out->details.txn_cost.transaction.loaded_accounts_data_size_cost);
     607           0 :       uint non_execution_cus                 = txns[ i ].pack_cu.non_execution_cus;
     608           0 :       uint requested_exec_plus_acct_data_cus = txns[ i ].pack_cu.requested_exec_plus_acct_data_cus;
     609             : 
     610           0 :       if( FD_UNLIKELY( actual_execution_cus + actual_acct_data_cus > requested_exec_plus_acct_data_cus ) ) {
     611           0 :         FD_BASE58_ENCODE_64_BYTES( signature, signature_b58 );
     612           0 :         fd_cost_tracker_t const * _ct = fd_cost_tracker_store_peek( fd_bank_cost_tracker( bank ), bank->cost_tracker_fork_id );
     613           0 :         FD_LOG_HEXDUMP_WARNING(( "txn", txns[ i ].payload, txns[ i ].payload_sz ));
     614           0 :         FD_LOG_ERR(( "transaction %s actual CUs (%u+%u) exceeded requested (%u) despite pack guaranteeing it would "
     615           0 :                      "fit [block_cost=%lu, block_cost_limit=%lu, account_cost_limit=%lu]",
     616           0 :                      signature_b58, actual_execution_cus, actual_acct_data_cus, requested_exec_plus_acct_data_cus,
     617           0 :                      _ct->block_cost, _ct->block_cost_limit, _ct->account_cost_limit ));
     618           0 :       }
     619           0 :       txns[ i ].execle_cu.rebated_cus         = requested_exec_plus_acct_data_cus - (actual_execution_cus + actual_acct_data_cus);
     620           0 :       txns[ i ].execle_cu.actual_consumed_cus = non_execution_cus + actual_execution_cus + actual_acct_data_cus;
     621             : 
     622           0 :       txns[ i ].flags                        |= FD_TXN_P_FLAGS_EXECUTE_SUCCESS | FD_TXN_P_FLAGS_SANITIZE_SUCCESS;
     623           0 :       tips[ i ]                               = txn_out->details.tips;
     624             : 
     625           0 :       fd_metrics_tl[ MIDX( COUNTER, EXECLE, TXN_PROCESSED_BY_LANDING )+FD_METRICS_ENUM_TXN_LANDING_RESULT_V_SUCCESS_IDX ]++;
     626           0 :       fd_metrics_tl[ MIDX( COUNTER, EXECLE, TXN_PROCESSED )+FD_METRICS_ENUM_TXN_RESULT_V_SUCCESS_IDX ]++;
     627           0 :       fd_metrics_tl[ MIDX( COUNTER, EXECLE, TXN_PROCESSED_BY_VERSION )+fd_execle_version_from_txn( TXN( &txns[ i ] ) ) ]++;
     628           0 :     }
     629           0 :   } else {
     630             :     /* A failed bundle is dropped in its entirety: every transaction is
     631             :        marked non-committable and none of them land in the block. We
     632             :        intentionally do NOT emit runtime_txn events here */
     633           0 :     for( ulong i=0UL; i<txn_cnt; i++ ) {
     634             : 
     635           0 :       ctx->txn_out[ i ].err.is_committable = 0;
     636             : 
     637           0 :       if( !setup_bundle || i>failed_idx ) {
     638           0 :         ctx->txn_out[ i ].details.load_start_ticks   = LONG_MAX;
     639           0 :         ctx->txn_out[ i ].details.check_start_ticks  = LONG_MAX;
     640           0 :         ctx->txn_out[ i ].details.exec_start_ticks   = LONG_MAX;
     641           0 :         ctx->txn_out[ i ].details.commit_start_ticks = LONG_MAX;
     642           0 :       }
     643             : 
     644           0 :       uint requested_exec_plus_acct_data_cus  = txns[ i ].pack_cu.requested_exec_plus_acct_data_cus;
     645           0 :       uint non_execution_cus                  = txns[ i ].pack_cu.non_execution_cus;
     646           0 :       txns[ i ].execle_cu.actual_consumed_cus = 0U;
     647           0 :       txns[ i ].execle_cu.rebated_cus         = requested_exec_plus_acct_data_cus + non_execution_cus;
     648           0 :       tips[ i ]                               = 0UL;
     649           0 :       int txn_err = ctx->txn_out[ i ].err.txn_err;
     650           0 :       if( i!=failed_idx || txn_err==FD_RUNTIME_EXECUTE_SUCCESS ) txn_err = FD_RUNTIME_TXN_ERR_BUNDLE_PEER;
     651           0 :       txns[ i ].flags = (txns[ i ].flags & 0x00FFFFFFU) | ((uint)(-txn_err)<<24);
     652             : 
     653           0 :       fd_metrics_tl[ MIDX( COUNTER, EXECLE, TXN_PROCESSED_BY_LANDING )+FD_METRICS_ENUM_TXN_LANDING_RESULT_V_DROPPED_IDX ]++;
     654           0 :       if( i==failed_idx ) fd_metrics_tl[ MIDX( COUNTER, EXECLE, TXN_PROCESSED )+(ulong)fd_execle_err_from_runtime_err( ctx->txn_out[ i ].err.txn_err ) ]++;
     655           0 :       else                fd_metrics_tl[ MIDX( COUNTER, EXECLE, TXN_PROCESSED )+FD_METRICS_ENUM_TXN_RESULT_V_BUNDLE_PEER_IDX ]++;
     656           0 :       fd_metrics_tl[ MIDX( COUNTER, EXECLE, TXN_PROCESSED_BY_VERSION )+fd_execle_version_from_txn( TXN( &txns[ i ] ) ) ]++;
     657           0 :     }
     658           0 :   }
     659             : 
     660           0 :   if( FD_LIKELY( setup_bundle ) ) fd_runtime_fini_bundle( ctx->runtime );
     661             : 
     662           0 :   if( FD_LIKELY( ctx->enable_rebates ) ) fd_pack_rebate_sum_add_txn( ctx->rebater, txns, writable_alt, txn_cnt );
     663             : 
     664           0 :   for( ulong i=0UL; i<txn_cnt; i++ ) {
     665           0 :     fd_txn_out_t const * txn_out = &ctx->txn_out[ i ];
     666             : 
     667           0 :     ctx->metrics.txn_load_cum_ticks   += fd_ulong_if( txn_out->details.check_start_ticks==LONG_MAX  || txn_out->details.load_start_ticks==LONG_MAX,   0UL, (ulong)( txn_out->details.check_start_ticks  - txn_out->details.load_start_ticks   ) );
     668           0 :     ctx->metrics.txn_check_cum_ticks  += fd_ulong_if( txn_out->details.exec_start_ticks==LONG_MAX   || txn_out->details.check_start_ticks==LONG_MAX,  0UL, (ulong)( txn_out->details.exec_start_ticks   - txn_out->details.check_start_ticks  ) );
     669           0 :     ctx->metrics.txn_exec_cum_ticks   += fd_ulong_if( txn_out->details.commit_start_ticks==LONG_MAX || txn_out->details.exec_start_ticks==LONG_MAX,   0UL, (ulong)( txn_out->details.commit_start_ticks - txn_out->details.exec_start_ticks   ) );
     670           0 :     ctx->metrics.txn_commit_cum_ticks += fd_ulong_if( txn_end_ticks[ i ]==LONG_MAX                  || txn_out->details.commit_start_ticks==LONG_MAX, 0UL, (ulong)( txn_end_ticks[ i ]                  - txn_out->details.commit_start_ticks ) );
     671           0 :   }
     672             : 
     673             :   /* Indicate to pack tile we are done processing the transactions so
     674             :      it can pack new microblocks using these accounts. */
     675           0 :   fd_fseq_update( ctx->busy_fseq, seq );
     676             : 
     677             :   /* We need to publish each transaction separately into its own
     678             :      microblock, so make a temporary copy on the stack so we can move
     679             :      all the data around. */
     680           0 :   fd_txn_p_t bundle_txn_temp[ 5UL ];
     681           0 :   for( ulong i=0UL; i<txn_cnt; i++ ) {
     682           0 :     bundle_txn_temp[ i ] = txns[ i ];
     683           0 :   }
     684             : 
     685           0 :   for( ulong i=0UL; i<txn_cnt; i++ ) {
     686           0 :     fd_txn_out_t * txn_out   = &ctx->txn_out[ i ];
     687             : 
     688           0 :     uchar * dst = (uchar *)fd_chunk_to_laddr( ctx->out_poh->mem, ctx->out_poh->chunk );
     689           0 :     fd_memcpy( dst, bundle_txn_temp+i, sizeof(fd_txn_p_t) );
     690             : 
     691           0 :     fd_microblock_trailer_t * trailer = (fd_microblock_trailer_t *)( dst+sizeof(fd_txn_p_t) );
     692           0 :     hash_transactions( ctx->bmtree, (fd_txn_p_t*)dst, 1UL, trailer->hash );
     693           0 :     trailer->pack_txn_idx     = ctx->_txn_idx + i;
     694           0 :     trailer->tips             = tips[ i ];
     695           0 :     trailer->bank_seq         = bank->bank_seq;
     696           0 :     trailer->exec_start_ticks = bundle_start_ticks;
     697           0 :     trailer->exec_end_ticks   = txn_end_ticks[ i ];
     698             : 
     699           0 :     ulong execle_sig = fd_disco_execle_sig( slot, ctx->_pack_idx+i );
     700             : 
     701           0 :     trailer->txn_ns_dt.load_start   = fd_float_if( txn_out->details.load_start_ticks==LONG_MAX,   0.,                              (float)fd_long_max( 0L, txn_out->details.load_start_ticks   - microblock_start_ticks ) * ctx->ns_per_tick );
     702           0 :     trailer->txn_ns_dt.check_start  = fd_float_if( txn_out->details.check_start_ticks==LONG_MAX,  trailer->txn_ns_dt.load_start,   (float)fd_long_max( 0L, txn_out->details.check_start_ticks  - microblock_start_ticks ) * ctx->ns_per_tick );
     703           0 :     trailer->txn_ns_dt.exec_start   = fd_float_if( txn_out->details.exec_start_ticks==LONG_MAX,   trailer->txn_ns_dt.check_start,  (float)fd_long_max( 0L, txn_out->details.exec_start_ticks   - microblock_start_ticks ) * ctx->ns_per_tick );
     704           0 :     trailer->txn_ns_dt.commit_start = fd_float_if( txn_out->details.commit_start_ticks==LONG_MAX, trailer->txn_ns_dt.exec_start,   (float)fd_long_max( 0L, txn_out->details.commit_start_ticks - microblock_start_ticks ) * ctx->ns_per_tick );
     705           0 :     trailer->txn_ns_dt.commit_end   = fd_float_if( txn_end_ticks[ i ]==LONG_MAX,                  trailer->txn_ns_dt.commit_start, (float)fd_long_max( 0L, txn_end_ticks[ i ]                  - microblock_start_ticks ) * ctx->ns_per_tick );
     706             : 
     707           0 :     ulong new_sz = sizeof(fd_txn_p_t) + sizeof(fd_microblock_trailer_t);
     708           0 :     fd_stem_publish( stem, ctx->out_poh->idx, execle_sig, ctx->out_poh->chunk, new_sz, 0UL, (ulong)fd_frag_meta_ts_comp( microblock_start_ticks ), (ulong)fd_frag_meta_ts_comp( fd_tickcount() ) );
     709           0 :     ctx->out_poh->chunk = fd_dcache_compact_next( ctx->out_poh->chunk, new_sz, ctx->out_poh->chunk0, ctx->out_poh->wmark );
     710           0 :   }
     711           0 : }
     712             : 
     713             : static inline void
     714             : after_frag( fd_execle_tile_t *  ctx,
     715             :             ulong               in_idx,
     716             :             ulong               seq,
     717             :             ulong               sig,
     718             :             ulong               sz,
     719             :             ulong               tsorig,
     720             :             ulong               tspub,
     721           0 :             fd_stem_context_t * stem ) {
     722           0 :   ulong slot = fd_disco_poh_sig_slot( sig );
     723           0 :   if( FD_LIKELY( ctx->enable_rebates ) ) {
     724           0 :     if( FD_UNLIKELY( slot!=ctx->rebates_for_slot ) ) {
     725             :       /* If pack has already moved on to a new slot, the rebates are no
     726             :          longer useful. */
     727           0 :       fd_pack_rebate_sum_clear( ctx->rebater );
     728           0 :       ctx->rebate_microblock_cnt = 0UL;
     729           0 :       ctx->rebate_idle_loop_cnt  = 0UL;
     730           0 :       ctx->rebate_draining       = 0;
     731           0 :       ctx->rebates_for_slot      = slot;
     732           0 :     }
     733           0 :     if( FD_UNLIKELY( !ctx->rebate_microblock_cnt ) ) {
     734           0 :       ctx->rebate_tsorig = tsorig;
     735           0 :     }
     736           0 :     ctx->rebate_idle_loop_cnt = 0UL;
     737           0 :   }
     738             : 
     739           0 :   if( FD_UNLIKELY( ctx->_is_bundle ) ) handle_bundle( ctx, seq, sig, sz, tspub, stem );
     740           0 :   else                                 handle_microblock( ctx, seq, sig, sz, tspub, stem );
     741           0 :   if( FD_LIKELY( ctx->enable_rebates ) ) {
     742           0 :     ulong txn_cnt = (sz-sizeof(fd_microblock_execle_trailer_t))/sizeof(fd_txn_e_t);
     743           0 :     ctx->rebate_microblock_cnt += fd_ulong_if( ctx->_is_bundle, txn_cnt, 1UL );
     744           0 :   }
     745             : 
     746             :   /* Return the pack_execle credit now rather than at housekeeping, so
     747             :      the link can be shallow enough for pack to keep it in cache. */
     748           0 :   fd_stem_credit_return( stem, in_idx, seq+1UL );
     749           0 : }
     750             : 
     751             : static inline fd_execle_out_t
     752             : out1( fd_topo_t const *      topo,
     753             :       fd_topo_tile_t const * tile,
     754           0 :       char const *           name ) {
     755           0 :   ulong idx = ULONG_MAX;
     756             : 
     757           0 :   for( ulong i=0UL; i<tile->out_cnt; i++ ) {
     758           0 :     fd_topo_link_t const * link = &topo->links[ tile->out_link_id[ i ] ];
     759           0 :     if( !strcmp( link->name, name ) ) {
     760           0 :       if( FD_UNLIKELY( idx!=ULONG_MAX ) ) FD_LOG_ERR(( "tile %s:%lu had multiple output links named %s but expected one", tile->name, tile->kind_id, name ));
     761           0 :       idx = i;
     762           0 :     }
     763           0 :   }
     764             : 
     765           0 :   if( FD_UNLIKELY( idx==ULONG_MAX ) ) return (fd_execle_out_t){ .idx = ULONG_MAX, .mem = NULL, .chunk0 = 0, .wmark = 0, .chunk = 0 };
     766             : 
     767           0 :   void * mem = topo->workspaces[ topo->objs[ topo->links[ tile->out_link_id[ idx ] ].dcache_obj_id ].wksp_id ].wksp;
     768           0 :   ulong chunk0 = fd_dcache_compact_chunk0( mem, topo->links[ tile->out_link_id[ idx ] ].dcache );
     769           0 :   ulong wmark  = fd_dcache_compact_wmark ( mem, topo->links[ tile->out_link_id[ idx ] ].dcache, topo->links[ tile->out_link_id[ idx ] ].mtu );
     770             : 
     771           0 :   return (fd_execle_out_t){ .idx = idx, .mem = mem, .chunk0 = chunk0, .wmark = wmark, .chunk = chunk0 };
     772           0 : }
     773             : 
     774             : static void
     775             : privileged_init( fd_topo_t const *      topo,
     776           0 :                  fd_topo_tile_t const * tile ) {
     777           0 :   void * scratch = fd_topo_obj_laddr( topo, tile->tile_obj_id );
     778             : 
     779           0 :   FD_SCRATCH_ALLOC_INIT( l, scratch );
     780           0 :   fd_execle_tile_t * ctx = FD_SCRATCH_ALLOC_APPEND( l, alignof(fd_execle_tile_t), sizeof(fd_execle_tile_t) );
     781           0 :   FD_TEST( fd_rng_secure( &ctx->rebate_seed, sizeof(ctx->rebate_seed) ) );
     782           0 : }
     783             : 
     784             : static void
     785             : unprivileged_init( fd_topo_t const *      topo,
     786           0 :                    fd_topo_tile_t const * tile ) {
     787           0 :   void * scratch = fd_topo_obj_laddr( topo, tile->tile_obj_id );
     788             : 
     789           0 :   FD_SCRATCH_ALLOC_INIT( l, scratch );
     790           0 :   fd_execle_tile_t * ctx = FD_SCRATCH_ALLOC_APPEND( l, alignof(fd_execle_tile_t),  sizeof(fd_execle_tile_t) );
     791           0 :   void * blake3          = FD_SCRATCH_ALLOC_APPEND( l, FD_BLAKE3_ALIGN,            FD_BLAKE3_FOOTPRINT );
     792           0 :   void * bmtree          = FD_SCRATCH_ALLOC_APPEND( l, FD_BMTREE_COMMIT_ALIGN,     FD_BMTREE_COMMIT_FOOTPRINT(0) );
     793           0 :   void * _txncache       = FD_SCRATCH_ALLOC_APPEND( l, fd_txncache_align(),        fd_txncache_footprint( tile->execle.max_live_slots ) );
     794           0 :   void * _accdb          = FD_SCRATCH_ALLOC_APPEND( l, fd_accdb_align(),           fd_accdb_footprint( tile->execle.max_live_slots, 0 ) );
     795           0 :   void * pc_scratch      = FD_SCRATCH_ALLOC_APPEND( l, FD_PROGCACHE_SCRATCH_ALIGN, FD_PROGCACHE_SCRATCH_FOOTPRINT );
     796           0 :   void * _bpf_frames     = FD_SCRATCH_ALLOC_APPEND( l, fd_bpf_frames_align(),      fd_bpf_frames_footprint() );
     797             : 
     798           0 : #define NONNULL( x ) (__extension__({                                        \
     799           0 :       __typeof__((x)) __x = (x);                                             \
     800           0 :       if( FD_UNLIKELY( !__x ) ) FD_LOG_ERR(( #x " was unexpectedly NULL" )); \
     801           0 :       __x; }))
     802             : 
     803           0 :   ctx->kind_id   = tile->kind_id;
     804           0 :   ctx->blake3    = NONNULL( fd_blake3_join( fd_blake3_new( blake3 ) ) );
     805           0 :   ctx->bmtree    = NONNULL( bmtree );
     806             : 
     807           0 :   NONNULL( fd_pack_rebate_sum_join( fd_pack_rebate_sum_new( ctx->rebater, ctx->rebate_seed ) ) );
     808           0 :   ctx->rebates_for_slot      = 0UL;
     809           0 :   ctx->rebate_microblock_cnt = 0UL;
     810           0 :   ctx->rebate_idle_loop_cnt  = 0UL;
     811           0 :   ctx->rebate_draining       = 0;
     812             : 
     813           0 :   FD_TEST( fd_progcache_join( ctx->progcache,
     814           0 :       fd_topo_obj_laddr( topo, tile->execle.progcache_obj_id ),
     815           0 :       pc_scratch, FD_PROGCACHE_SCRATCH_FOOTPRINT ) );
     816           0 :   FD_TEST( (ctx->bpf_frames = fd_bpf_frames_join( _bpf_frames, fd_topo_obj_laddr( topo, tile->execle.bpf_frames_obj_id ) )) );
     817             : 
     818           0 :   void * _txncache_shmem = fd_topo_obj_laddr( topo, tile->execle.txncache_obj_id );
     819           0 :   fd_txncache_shmem_t * txncache_shmem = fd_txncache_shmem_join( _txncache_shmem );
     820           0 :   FD_TEST( txncache_shmem );
     821           0 :   fd_txncache_t * txncache = fd_txncache_join( fd_txncache_new( _txncache, txncache_shmem, FD_TXNCACHE_FD ) );
     822           0 :   FD_TEST( txncache );
     823           0 :   fd_txncache_join_metrics_t * txncache_metrics = fd_txncache_join_metrics( txncache );
     824           0 :   fd_histf_join( fd_metrics_histf_new_ns( txncache_metrics->query_ticks,  FD_MHIST_EDGES_NS( EXECLE, TXNCACHE_QUERY_DURATION_NANOS  ) ) );
     825           0 :   fd_histf_join( fd_metrics_histf_new_ns( txncache_metrics->insert_ticks, FD_MHIST_EDGES_NS( EXECLE, TXNCACHE_INSERT_DURATION_NANOS ) ) );
     826             : 
     827           0 :   void * _accdb_shmem = fd_topo_obj_laddr( topo, tile->execle.accdb_obj_id );
     828           0 :   fd_accdb_shmem_t * accdb_shmem = fd_accdb_shmem_join( _accdb_shmem );
     829           0 :   FD_TEST( accdb_shmem );
     830           0 :   fd_sleep_t * accdb_sleep = topo->sleep_obj_id!=ULONG_MAX ? fd_sleep_join( fd_topo_obj_laddr( topo, topo->sleep_obj_id ) ) : NULL;
     831           0 :   ctx->accdb = fd_accdb_join( fd_accdb_new( _accdb, accdb_shmem, FD_ACCDB_FD_RW, 0UL, NULL, accdb_sleep, fd_topo_find_tile( topo, "accdb", 0UL ), 0 ) );
     832           0 :   FD_TEST( ctx->accdb );
     833             : 
     834           0 :   for( ulong i=0UL; i<FD_PACK_MAX_TXN_PER_BUNDLE; i++ ) {
     835           0 :     ctx->txn_in[ i ].bundle.prev_txn_cnt = i;
     836           0 :     for( ulong j=0UL; j<i; j++ ) ctx->txn_in[ i ].bundle.prev_txn_outs[ j ] = &ctx->txn_out[ j ];
     837           0 :   }
     838             : 
     839           0 :   ctx->runtime->accdb                    = ctx->accdb;
     840           0 :   ctx->runtime->sysvar_bank_seq          = 0UL;
     841           0 :   ctx->runtime->progcache                = ctx->progcache;
     842           0 :   ctx->runtime->bpf_frames               = ctx->bpf_frames;
     843           0 :   ctx->runtime->status_cache             = txncache;
     844           0 :   memset( &ctx->runtime->log, 0, sizeof(ctx->runtime->log) );
     845           0 :   ctx->runtime->log.log_collector        = ctx->log_collector;
     846           0 :   ctx->runtime->fuzz.enabled             = 0;
     847           0 :   ctx->runtime->fuzz.reclaim_accounts    = 0;
     848           0 :   ctx->runtime->accounts.executable_cnt  = 0UL;
     849           0 :   ctx->runtime->accounts.account_cnt     = 0UL;
     850             : 
     851           0 :   ulong banks_obj_id = fd_pod_queryf_ulong( topo->props, ULONG_MAX, "banks" );
     852           0 :   FD_TEST( banks_obj_id!=ULONG_MAX );
     853           0 :   ctx->banks = fd_banks_join( fd_topo_obj_laddr( topo, banks_obj_id ) );
     854           0 :   NONNULL( ctx->banks );
     855             : 
     856           0 :   ulong busy_obj_id = fd_pod_queryf_ulong( topo->props, ULONG_MAX, "execle_busy.%lu", tile->kind_id );
     857           0 :   FD_TEST( busy_obj_id!=ULONG_MAX );
     858           0 :   ctx->busy_fseq = fd_fseq_join( fd_topo_obj_laddr( topo, busy_obj_id ) );
     859           0 :   if( FD_UNLIKELY( !ctx->busy_fseq ) ) FD_LOG_ERR(( "execle tile %lu has no busy flag", tile->kind_id ));
     860             : 
     861           0 :   memset( &ctx->metrics,          0, sizeof( ctx->metrics )          );
     862           0 :   memset( &ctx->runtime->metrics, 0, sizeof( ctx->runtime->metrics ) );
     863             : 
     864           0 :   ctx->pack_in_mem = topo->workspaces[ topo->objs[ topo->links[ tile->in_link_id[ 0UL ] ].dcache_obj_id ].wksp_id ].wksp;
     865           0 :   ctx->pack_in_chunk0 = fd_dcache_compact_chunk0( ctx->pack_in_mem, topo->links[ tile->in_link_id[ 0UL ] ].dcache );
     866           0 :   ctx->pack_in_wmark  = fd_dcache_compact_wmark ( ctx->pack_in_mem, topo->links[ tile->in_link_id[ 0UL ] ].dcache, topo->links[ tile->in_link_id[ 0UL ] ].mtu );
     867             : 
     868           0 :   *ctx->out_poh = out1( topo, tile, "execle_poh" ); FD_TEST( ctx->out_poh->idx!=ULONG_MAX );
     869           0 :   *ctx->out_pack = out1( topo, tile, "execle_pack" );
     870             : 
     871           0 :   ctx->enable_rebates = ctx->out_pack->idx!=ULONG_MAX;
     872             : 
     873           0 :   ctx->ns_per_tick = 1.f / (float)fd_tempo_tick_per_ns( NULL );
     874             : 
     875           0 :   fd_startup_gate_init( ctx->startup_gate, topo, tile->in_cnt );
     876             : 
     877           0 :   ulong scratch_top = FD_SCRATCH_ALLOC_FINI( l, scratch_align() );
     878           0 :   if( FD_UNLIKELY( scratch_top > (ulong)scratch + scratch_footprint( tile ) ) )
     879           0 :     FD_LOG_ERR(( "scratch overflow %lu %lu %lu", scratch_top - (ulong)scratch - scratch_footprint( tile ), scratch_top, (ulong)scratch + scratch_footprint( tile ) ));
     880           0 : }
     881             : 
     882             : static ulong
     883             : populate_allowed_seccomp( fd_topo_t const *      topo,
     884             :                           fd_topo_tile_t const * tile,
     885             :                           ulong                  out_cnt,
     886           0 :                           struct sock_filter *   out ) {
     887           0 :   (void)topo;
     888           0 :   (void)tile;
     889             : 
     890           0 :   populate_sock_filter_policy_fd_execle_tile( out_cnt, out, (uint)fd_log_private_logfile_fd(), FD_ACCDB_FD_RW, FD_STAKE_DELEGATIONS_FD, FD_VOTE_STAKES_FD, (uint)FD_TXNCACHE_FD );
     891           0 :   return sock_filter_policy_fd_execle_tile_instr_cnt;
     892           0 : }
     893             : 
     894             : static ulong
     895             : populate_allowed_fds( fd_topo_t const *      topo,
     896             :                       fd_topo_tile_t const * tile,
     897             :                       ulong                  out_fds_cnt,
     898           0 :                       int *                  out_fds ) {
     899           0 :   (void)topo;
     900           0 :   (void)tile;
     901             : 
     902           0 :   if( FD_UNLIKELY( out_fds_cnt<6UL ) ) FD_LOG_ERR(( "out_fds_cnt %lu", out_fds_cnt ));
     903             : 
     904           0 :   ulong out_cnt = 0UL;
     905           0 :   out_fds[ out_cnt++ ] = 2; /* stderr */
     906           0 :   if( FD_LIKELY( -1!=fd_log_private_logfile_fd() ) )
     907           0 :     out_fds[ out_cnt++ ] = fd_log_private_logfile_fd(); /* logfile */
     908           0 :   out_fds[ out_cnt++ ] = FD_ACCDB_FD_RW; /* accounts db */
     909           0 :   out_fds[ out_cnt++ ] = FD_STAKE_DELEGATIONS_FD; /* stake delegation disk spill */
     910           0 :   out_fds[ out_cnt++ ] = FD_VOTE_STAKES_FD; /* vote stakes disk spill */
     911           0 :   out_fds[ out_cnt++ ] = FD_TXNCACHE_FD; /* transaction cache spill */
     912             : 
     913           0 :   return out_cnt;
     914           0 : }
     915             : 
     916             : /* For a bundle, one bundle might burst into at most 5 separate PoH mixins, since the
     917             :    microblocks cannot be conflicting. */
     918             : 
     919           0 : #define STEM_BURST (5UL)
     920             : 
     921             : /* See explanation in fd_pack */
     922           0 : #define STEM_LAZY  (128L*3000L)
     923             : 
     924           0 : #define STEM_CALLBACK_CONTEXT_TYPE  fd_execle_tile_t
     925           0 : #define STEM_CALLBACK_CONTEXT_ALIGN alignof(fd_execle_tile_t)
     926             : 
     927           0 : #define STEM_CALLBACK_METRICS_WRITE metrics_write
     928           0 : #define STEM_CALLBACK_AFTER_CREDIT  after_credit
     929             : #define STEM_CALLBACK_PREVENT_PARK  prevent_park
     930           0 : #define STEM_CALLBACK_BEFORE_FRAG   before_frag
     931           0 : #define STEM_CALLBACK_DURING_FRAG   during_frag
     932           0 : #define STEM_CALLBACK_AFTER_FRAG    after_frag
     933             : 
     934             : #include "../../disco/stem/fd_stem.c"
     935             : 
     936             : static ulong
     937           0 : max_event_sz( fd_topo_tile_t const * tile ) {
     938             :   /* execle emits accdb_partition_added, plus runtime_txn when diffs are on. */
     939           0 :   ulong sz = sizeof(fd_event_accdb_partition_added_t);
     940           0 :   if( tile->execle.report_runtime_diffs && sizeof(fd_event_runtime_txn_t)>sz ) sz = sizeof(fd_event_runtime_txn_t);
     941           0 :   return sz;
     942           0 : }
     943             : 
     944             : fd_topo_run_tile_t fd_tile_execle = {
     945             :   .name                     = "execle",
     946             :   .max_event_sz             = max_event_sz,
     947             :   .populate_allowed_seccomp = populate_allowed_seccomp,
     948             :   .populate_allowed_fds     = populate_allowed_fds,
     949             :   .scratch_align            = scratch_align,
     950             :   .scratch_footprint        = scratch_footprint,
     951             :   .privileged_init          = privileged_init,
     952             :   .unprivileged_init        = unprivileged_init,
     953             :   .run                      = stem_run,
     954             : };

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