[ https://issues.apache.org/jira/browse/IMPALA-3393?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Tim Armstrong resolved IMPALA-3393. ----------------------------------- Resolution: Later Closing unless we see that it is a problem in practice. > Report thread wake up interval is not well distributed > ------------------------------------------------------ > > Key: IMPALA-3393 > URL: https://issues.apache.org/jira/browse/IMPALA-3393 > Project: IMPALA > Issue Type: Improvement > Components: Backend > Affects Versions: Impala 2.5.0 > Reporter: Huaisi Xu > Priority: Minor > > https://github.com/cloudera/Impala/blob/cdh5-trunk/be/src/runtime/plan-fragment-executor.cc#L398 > We take an integer from 0 to 4. so if there are 200 nodes then ~40 of them > will report at the same time every 5 seconds. This does not take into account > fragment start time is basically random... -- This message was sent by Atlassian Jira (v8.3.4#803005)