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Junping Du commented on YARN-4815: ---------------------------------- I thought LinkedHashMap is good enough for LRU in most cases. Any benefit from Guava? > ATS 1.5 timelineclinet impl try to create attempt directory for every event > call > -------------------------------------------------------------------------------- > > Key: YARN-4815 > URL: https://issues.apache.org/jira/browse/YARN-4815 > Project: Hadoop YARN > Issue Type: Sub-task > Components: timelineserver > Reporter: Xuan Gong > Assignee: Xuan Gong > Attachments: YARN-4815.1.patch > > > ATS 1.5 timelineclinet impl, try to create attempt directory for every event > call. Since per attempt only one call to create directory is enough, this is > causing perf issue. -- This message was sent by Atlassian JIRA (v6.3.4#6332)