| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 72 of 72 | 0% | 0 of 0 | n/a | 7 | 7 | 23 | 23 | 7 | 7 |
| runLayoutUpgradeTest(String, String) | | 0% | n/a | 1 | 1 | 6 | 6 | 1 | 1 | |
| initStorageDirs(Configuration, String) | | 0% | n/a | 1 | 1 | 5 | 5 | 1 | 1 | |
| upgradeAndVerify(TestDFSUpgradeFromImage, Configuration, TestDFSUpgradeFromImage.ClusterVerifier) | | 0% | n/a | 1 | 1 | 5 | 5 | 1 | 1 | |
| testUpgradeFrom22FixesStorageIDs() | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| testUpgradeFrom22via26FixesStorageIDs() | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| testUpgradeFrom26PreservesStorageIDs() | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| TestDatanodeStartupFixesLegacyStorageIDs() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 |