| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 158 of 158 | 0% | 14 of 14 | 0% | 12 | 12 | 29 | 29 | 5 | 5 |
| nextOffset(long) | | 0% | | 0% | 5 | 5 | 6 | 6 | 1 | 1 |
| doIO(Reporter, String, long) | | 0% | | 0% | 3 | 3 | 9 | 9 | 1 | 1 |
| getIOStream(String) | | 0% | | 0% | 2 | 2 | 8 | 8 | 1 | 1 |
| configure(JobConf) | | 0% | n/a | 1 | 1 | 3 | 3 | 1 | 1 | |
| TestDFSIO.RandomReadMapper() | | 0% | n/a | 1 | 1 | 3 | 3 | 1 | 1 |