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Ravuri Sushma sree commented on YARN-10975: ------------------------------------------- Thanks for filing this Jira [~prabhujoseph] . I have attached a patch which ensures * The last processed offset of the entity file is tracked * Skips the entity file if it is already processed and there is no new modification in it by checking the last modification time Please review, thanks! > EntityGroupFSTimelineStore#ActiveLogParser parses already processed files > -------------------------------------------------------------------------- > > Key: YARN-10975 > URL: https://issues.apache.org/jira/browse/YARN-10975 > Project: Hadoop YARN > Issue Type: Bug > Components: timelineserver > Affects Versions: 3.3.0 > Reporter: Prabhu Joseph > Assignee: Ravuri Sushma sree > Priority: Major > Attachments: YARN-10975.001.patch > > > EntityGroupFSTimelineStore#ActiveLogParser parses already processed files > again and again even though there is no change in the file. This leads to > unnecessary load on DFS where summary files resides and Timeline Store where > timeline entities present. > {code} > 2021-10-10 19:20:43,940 INFO timeline.LogInfo - Parsed 6 entities from > hdfs:/prabhuJoseph/atshistory/active/application_1631559260564_0009/appattempt_1631559260564_0009_000001/summarylog-appattempt_1631559260564_0009_000001_2331123893 > in 275 msec > 2021-10-10 19:21:44,079 INFO timeline.LogInfo - Parsed 6 entities from > hdfs:/prabhuJoseph/atshistory/active/application_1631559260564_0009/appattempt_1631559260564_0009_000001/summarylog-appattempt_1631559260564_0009_000001_2331123893 > in 341 msec > 2021-10-10 19:22:44,065 INFO timeline.LogInfo - Parsed 6 entities from > hdfs:/prabhuJoseph/atshistory/active/application_1631559260564_0009/appattempt_1631559260564_0009_000001/summarylog-appattempt_1631559260564_0009_000001_2331123893 > in 335 msec > 2021-10-10 19:23:44,038 INFO timeline.LogInfo - Parsed 6 entities from > hdfs:/prabhuJoseph/atshistory/active/application_1631559260564_0009/appattempt_1631559260564_0009_000001/summarylog-appattempt_1631559260564_0009_000001_2331123893 > in 370 msec > 2021-10-10 19:24:44,087 INFO timeline.LogInfo - Parsed 6 entities from > hdfs:/prabhuJoseph/atshistory/active/application_1631559260564_0009/appattempt_1631559260564_0009_000001/summarylog-appattempt_1631559260564_0009_000001_2331123893 > in 317 msec > 2021-10-10 19:25:44,092 INFO timeline.LogInfo - Parsed 6 entities from > hdfs:/prabhuJoseph/atshistory/active/application_1631559260564_0009/appattempt_1631559260564_0009_000001/summarylog-appattempt_1631559260564_0009_000001_2331123893 > in 336 msec > {code} -- This message was sent by Atlassian Jira (v8.20.1#820001) --------------------------------------------------------------------- To unsubscribe, e-mail: yarn-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: yarn-issues-h...@hadoop.apache.org