From 817c0f456420a3a745ac11e7009ce3c520d651fb Mon Sep 17 00:00:00 2001 From: Yiqun Lin Date: Tue, 8 Aug 2017 19:30:03 +0800 Subject: [PATCH] HDFS-12198. Document missing namenode metrics that were added recently. Contributed by Yiqun Lin. --- .../hadoop-common/src/site/markdown/Metrics.md | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/hadoop-common-project/hadoop-common/src/site/markdown/Metrics.md b/hadoop-common-project/hadoop-common/src/site/markdown/Metrics.md index 17e401ab402..cc46148125a 100644 --- a/hadoop-common-project/hadoop-common/src/site/markdown/Metrics.md +++ b/hadoop-common-project/hadoop-common/src/site/markdown/Metrics.md @@ -145,6 +145,9 @@ Each metrics record contains tags such as ProcessName, SessionId, and Hostname a | `CreateSymlinkOps` | Total number of createSymlink operations | | `GetLinkTargetOps` | Total number of getLinkTarget operations | | `FilesInGetListingOps` | Total number of files and directories listed by directory listing operations | +| `SuccessfulReReplications` | Total number of successful block re-replications | +| `NumTimesReReplicationNotScheduled` | Total number of times that failed to schedule a block re-replication | +| `TimeoutReReplications` | Total number of timed out block re-replications | | `AllowSnapshotOps` | Total number of allowSnapshot operations | | `DisallowSnapshotOps` | Total number of disallowSnapshot operations | | `CreateSnapshotOps` | Total number of createSnapshot operations | @@ -177,6 +180,8 @@ Each metrics record contains tags such as ProcessName, SessionId, and Hostname a | `GenerateEDEKTimeAvgTime` | Average time of generating EDEK in milliseconds | | `WarmUpEDEKTimeNumOps` | Total number of warming up EDEK | | `WarmUpEDEKTimeAvgTime` | Average time of warming up EDEK in milliseconds | +| `ResourceCheckTime`*num*`s(50|75|90|95|99)thPercentileLatency` | The 50/75/90/95/99th percentile of NameNode resource check latency in milliseconds. Percentile measurement is off by default, by watching no intervals. The intervals are specified by `dfs.metrics.percentiles.intervals`. | +| `BlockReport`*num*`s(50|75|90|95|99)thPercentileLatency` | The 50/75/90/95/99th percentile of storage block report latency in milliseconds. Percentile measurement is off by default, by watching no intervals. The intervals are specified by `dfs.metrics.percentiles.intervals`. | FSNamesystem ------------