| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 151 of 151 | 0% | 4 of 4 | 0% | 5 | 5 | 30 | 30 | 3 | 3 |
| collectStats(OutputCollector, String, long, Long) | | 0% | n/a | 1 | 1 | 16 | 16 | 1 | 1 | |
| configure(JobConf) | | 0% | | 0% | 3 | 3 | 12 | 12 | 1 | 1 |
| TestDFSIO.IOStatMapper() | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 |