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Hadoop QA commented on HDFS-11350: ---------------------------------- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 0s{color} | {color:blue} Docker mode activated. {color} | | {color:red}-1{color} | {color:red} patch {color} | {color:red} 0m 7s{color} | {color:red} HDFS-11350 does not apply to trunk. Rebase required? Wrong Branch? See https://wiki.apache.org/hadoop/HowToContribute for help. {color} | \\ \\ || Subsystem || Report/Notes || | JIRA Issue | HDFS-11350 | | JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12848284/HDFS-11350.001.patch | | Console output | https://builds.apache.org/job/PreCommit-HDFS-Build/29118/console | | Powered by | Apache Yetus 0.8.0 http://yetus.apache.org | This message was automatically generated. > Document the missing settings relevant to DataNode disk IO statistics > --------------------------------------------------------------------- > > Key: HDFS-11350 > URL: https://issues.apache.org/jira/browse/HDFS-11350 > Project: Hadoop HDFS > Issue Type: Bug > Components: documentation > Affects Versions: 3.0.0-alpha2 > Reporter: Yiqun Lin > Assignee: Yiqun Lin > Priority: Minor > Attachments: HDFS-11350.001.patch > > > HDFS-11299 and HDFS-11339 introduced some new setting relevant to profiling > hooks to expose latency statistics around DataNode disk IO. These settings > should be intended for users but they are not documented. Totally three > relevant settings: > 1.dfs.datanode.enable.fileio.profiling > 2.dfs.datanode.enable.fileio.fault.injection > 3.dfs.datanode.fileio.profiling.sampling.fraction > Actually, only the setting {{dfs.datanode.enable.fileio.fault.injection}} > don't need to be documented. -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org