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Tim Armstrong resolved IMPALA-9586. ----------------------------------- Fix Version/s: Impala 4.0 Resolution: Fixed > Update query option docs to account for interactions with mt_dop > ---------------------------------------------------------------- > > Key: IMPALA-9586 > URL: https://issues.apache.org/jira/browse/IMPALA-9586 > Project: IMPALA > Issue Type: Improvement > Components: Docs > Reporter: Tim Armstrong > Assignee: Tim Armstrong > Priority: Major > Fix For: Impala 4.0 > > > in some cases mt_dop changes the behaviour of other options or makes them a > no-op. We need to update docs to reflect this. > * Setting NUM_NODES=1 along with MT_DOP >=1 effectively reduces MT_DOP to 1, > i.e. only one thread is used. > * NUM_SCANNER_THREADS has no effect when MT_DOP>=1 > * Maybe other changes? -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-all-unsubscr...@impala.apache.org For additional commands, e-mail: issues-all-h...@impala.apache.org