| loadFSImage(FSNamesystem, HdfsServerConstants.StartupOption, MetaRecoveryContext) |  | 0% | | 0% | 11 | 11 | 62 | 62 | 1 | 1 |
| recoverTransitionRead(HdfsServerConstants.StartupOption, FSNamesystem, MetaRecoveryContext) | | 0% | | 0% | 25 | 25 | 52 | 52 | 1 | 1 |
| doUpgrade(FSNamesystem) | | 0% | | 0% | 8 | 8 | 44 | 44 | 1 | 1 |
| saveFSImageInAllDirs(FSNamesystem, NNStorage.NameNodeFile, long, Canceler) | | 0% | | 0% | 8 | 8 | 33 | 33 | 1 | 1 |
| doRollback(FSNamesystem) | | 0% | | 0% | 8 | 8 | 32 | 32 | 1 | 1 |
| loadEdits(Iterable, FSNamesystem, long, HdfsServerConstants.StartupOption, MetaRecoveryContext) | | 0% | | 0% | 8 | 8 | 22 | 22 | 1 | 1 |
| startCheckpoint(NamenodeRegistration, NamenodeRegistration, int) | | 0% | | 0% | 8 | 8 | 25 | 25 | 1 | 1 |
| saveNamespace(FSNamesystem, NNStorage.NameNodeFile, Canceler) | | 0% | | 0% | 8 | 8 | 22 | 22 | 1 | 1 |
| recoverStorageDirs(HdfsServerConstants.StartupOption, NNStorage, Map) | | 0% | | 0% | 10 | 10 | 26 | 26 | 1 | 1 |
| doImportCheckpoint(FSNamesystem) | | 0% | | 0% | 5 | 5 | 19 | 19 | 1 | 1 |
| initEditLog(HdfsServerConstants.StartupOption) | | 0% | | 0% | 10 | 10 | 16 | 16 | 1 | 1 |
| FSImage(Configuration, Collection, List) | | 0% | | 0% | 2 | 2 | 17 | 17 | 1 | 1 |
| loadFSImageFile(FSNamesystem, MetaRecoveryContext, FSImageStorageInspector.FSImageFile, HdfsServerConstants.StartupOption) | | 0% | | 0% | 4 | 4 | 18 | 18 | 1 | 1 |
| renameCheckpoint(NNStorage.NameNodeFile, NNStorage.NameNodeFile) | | 0% | | 0% | 4 | 4 | 16 | 16 | 1 | 1 |
| saveDigestAndRenameCheckpointImage(NNStorage.NameNodeFile, long, MD5Hash) | | 0% | | 0% | 3 | 3 | 15 | 15 | 1 | 1 |
| saveNamespace(long, long, FSNamesystem) | | 0% | | 0% | 5 | 5 | 12 | 12 | 1 | 1 |
| saveFSImage(SaveNamespaceContext, Storage.StorageDirectory, NNStorage.NameNodeFile) | | 0% | | 0% | 2 | 2 | 12 | 12 | 1 | 1 |
| loadFSImage(File, MD5Hash, FSNamesystem, MetaRecoveryContext, boolean) | | 0% | | 0% | 3 | 3 | 11 | 11 | 1 | 1 |
| renameImageFileInDir(Storage.StorageDirectory, NNStorage.NameNodeFile, NNStorage.NameNodeFile, long, boolean) | | 0% | | 0% | 6 | 6 | 11 | 11 | 1 | 1 |
| renameCheckpoint(long, NNStorage.NameNodeFile, NNStorage.NameNodeFile, boolean) | | 0% | | 0% | 4 | 4 | 12 | 12 | 1 | 1 |
| finalizeUpgrade(boolean) | | 0% | | 0% | 4 | 4 | 12 | 12 | 1 | 1 |
| save(FSNamesystem, File) | | 0% | | n/a | 1 | 1 | 7 | 7 | 1 | 1 |
| deleteCancelledCheckpoint(long) | | 0% | | 0% | 4 | 4 | 9 | 9 | 1 | 1 |
| initNewDirs() | | 0% | | 0% | 3 | 3 | 12 | 12 | 1 | 1 |
| saveLegacyOIVImage(FSNamesystem, String, Canceler) | | 0% | | n/a | 1 | 1 | 10 | 10 | 1 | 1 |
| format(FSNamesystem, String, boolean) | | 0% | | 0% | 2 | 2 | 9 | 9 | 1 | 1 |
| rollingRollback(long, long) | | 0% | | 0% | 2 | 2 | 9 | 9 | 1 | 1 |
| needsResaveBasedOnStaleCheckpoint(File, long) | | 0% | | 0% | 3 | 3 | 4 | 4 | 1 | 1 |
| confirmFormat(boolean, boolean) | | 0% | | 0% | 2 | 2 | 6 | 6 | 1 | 1 |
| getMostRecentNameNodeFileTxId(NNStorage.NameNodeFile) | | 0% | | 0% | 3 | 3 | 9 | 9 | 1 | 1 |
| hasRollbackFSImage() | | 0% | | 0% | 3 | 3 | 7 | 7 | 1 | 1 |
| waitForThreads(List) | | 0% | | 0% | 3 | 3 | 9 | 9 | 1 | 1 |
| checkUpgrade(NNStorage) | | 0% | | 0% | 3 | 3 | 6 | 6 | 1 | 1 |
| openEditLogForWrite(int) | | 0% | | 0% | 3 | 3 | 4 | 4 | 1 | 1 |
| loadFSImage(File, FSNamesystem, MetaRecoveryContext, boolean) | | 0% | | 0% | 2 | 2 | 5 | 5 | 1 | 1 |
| saveFSImageInAllDirs(FSNamesystem, long) | | 0% | | 0% | 2 | 2 | 5 | 5 | 1 | 1 |
| rollEditLog(int) | | 0% | | n/a | 1 | 1 | 4 | 4 | 1 | 1 |
| getCheckpointDirs(Configuration, String) | | 0% | | 0% | 3 | 3 | 4 | 4 | 1 | 1 |
| getCheckpointEditsDirs(Configuration, String) | | 0% | | 0% | 3 | 3 | 4 | 4 | 1 | 1 |
| reloadFromImageFile(File, FSNamesystem) | | 0% | | n/a | 1 | 1 | 4 | 4 | 1 | 1 |
| purgeOldStorage(NNStorage.NameNodeFile) | | 0% | | n/a | 1 | 1 | 5 | 5 | 1 | 1 |
| getLastAppliedOrWrittenTxId() | | 0% | | 0% | 2 | 2 | 2 | 2 | 1 | 1 |
| getCorrectLastAppliedOrWrittenTxId() | | 0% | | 0% | 2 | 2 | 2 | 2 | 1 | 1 |
| static {...} | | 0% | | 0% | 2 | 2 | 3 | 3 | 1 | 1 |
| endCheckpoint(CheckpointSignature) | | 0% | | n/a | 1 | 1 | 3 | 3 | 1 | 1 |
| close() | | 0% | | 0% | 2 | 2 | 4 | 4 | 1 | 1 |
| FSImage(Configuration) | | 0% | | n/a | 1 | 1 | 4 | 4 | 1 | 1 |
| loadEdits(Iterable, FSNamesystem) | | 0% | | n/a | 1 | 1 | 1 | 1 | 1 | 1 |
| setLastAppliedTxId(FSImageFormat.LoaderDelegator) | | 0% | | n/a | 1 | 1 | 2 | 2 | 1 | 1 |
| saveNamespace(FSNamesystem) | | 0% | | n/a | 1 | 1 | 2 | 2 | 1 | 1 |
| removeFromCheckpointing(long) | | 0% | | n/a | 1 | 1 | 2 | 2 | 1 | 1 |
| addToCheckpointing(long) | | 0% | | n/a | 1 | 1 | 1 | 1 | 1 | 1 |
| updateLastAppliedTxIdFromWritten() | | 0% | | n/a | 1 | 1 | 2 | 2 | 1 | 1 |
| checkUpgrade() | | 0% | | n/a | 1 | 1 | 2 | 2 | 1 | 1 |
| updateStorageVersion() | | 0% | | n/a | 1 | 1 | 2 | 2 | 1 | 1 |
| getLayoutVersion() | | 0% | | n/a | 1 | 1 | 1 | 1 | 1 | 1 |
| getNamespaceID() | | 0% | | n/a | 1 | 1 | 1 | 1 | 1 | 1 |
| getClusterID() | | 0% | | n/a | 1 | 1 | 1 | 1 | 1 | 1 |
| getBlockPoolID() | | 0% | | n/a | 1 | 1 | 1 | 1 | 1 | 1 |
| getMostRecentCheckpointTxId() | | 0% | | n/a | 1 | 1 | 1 | 1 | 1 | 1 |
| isUpgradeFinalized() | | 0% | | n/a | 1 | 1 | 1 | 1 | 1 | 1 |
| getEditLog() | | 0% | | n/a | 1 | 1 | 1 | 1 | 1 | 1 |
| getStorage() | | 0% | | n/a | 1 | 1 | 1 | 1 | 1 | 1 |
| getLastAppliedTxId() | | 0% | | n/a | 1 | 1 | 1 | 1 | 1 | 1 |