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HDFS-13792. Fix FSN read/write lock metrics name. Contributed by Chao Sun.

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Yiqun Lin 2018-08-07 09:32:51 +08:00
parent ca20e0d7e9
commit 2e4e02b4df
1 changed files with 4 additions and 2 deletions
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hadoop-common-project/hadoop-common/src/site/markdown/Metrics.md
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@ -256,8 +256,10 @@ Each metrics record contains tags such as HAState and Hostname as additional inf
| `NumInMaintenanceLiveDataNodes` | Number of live Datanodes which are in maintenance state |
| `NumInMaintenanceDeadDataNodes` | Number of dead Datanodes which are in maintenance state |
| `NumEnteringMaintenanceDataNodes` | Number of Datanodes that are entering the maintenance state |
| `FSN(Read/Write)Lock`*OperationName*`NumOps` | Total number of acquiring lock by operations |
| `FSN(Read/Write)Lock`*OperationName*`AvgTime` | Average time of holding the lock by operations in milliseconds |
| `FSN(Read/Write)Lock`*OperationName*`NanosNumOps` | Total number of acquiring lock by operations |
| `FSN(Read/Write)Lock`*OperationName*`NanosAvgTime` | Average time of holding the lock by operations in nanoseconds |
| `FSN(Read/Write)LockOverallNanosNumOps` | Total number of acquiring lock by all operations |
| `FSN(Read/Write)LockOverallNanosAvgTime` | Average time of holding the lock by all operations in nanoseconds |
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