[ https://issues.apache.org/jira/browse/IMPALA-5142?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Tim Armstrong updated IMPALA-5142: ---------------------------------- Fix Version/s: Impala 2.11.0 > EventSequence::MarkEvent() may record concurrent events out of serialized > order > ------------------------------------------------------------------------------- > > Key: IMPALA-5142 > URL: https://issues.apache.org/jira/browse/IMPALA-5142 > Project: IMPALA > Issue Type: Bug > Components: Distributed Exec > Affects Versions: Impala 2.7.0 > Reporter: Mostafa Mokhtar > Assignee: Pranay Singh > Priority: Trivial > Labels: ramp-up, trivial > Fix For: Impala 2.11.0 > > > When the event for first dynamic filter is received ahead of all fragments > started the query timeline prints a negative time value for "fragment > instances started" > {code} > - Planning finished: 790.555ms (32.872ms) > Query Timeline: 2m40s > - Query submitted: 7.295ms (7.295ms) > - Planning finished: 1s397ms (1s390ms) > - Submit for admission: 3s059ms (1s661ms) > - Completed admission: 3s087ms (27.810ms) > - Ready to start 90 fragment instances: 3s527ms (440.540ms) > - First dynamic filter received: 7s851ms (4s323ms) > - All 90 fragment instances started: 7s851ms (-88037.000ns) > - Rows available: 2m28s (2m20s) > - First row fetched: 2m28s (51.725ms) > - Unregister query: 2m30s (1s459ms) > - ComputeScanRangeAssignmentTimer: 770.794ms > {code} > Query timeline when filter arrive after all fragments starting. > {code} > Query Timeline: 17s011ms > - Query submitted: 174.449us (174.449us) > - Planning finished: 209.847ms (209.672ms) > - Submit for admission: 255.819ms (45.971ms) > - Completed admission: 256.212ms (393.074us) > - Ready to start 90 fragment instances: 283.582ms (27.370ms) > - All 90 fragment instances started: 627.013ms (343.430ms) > - First dynamic filter received: 954.223ms (327.209ms) > - Rows available: 16s393ms (15s439ms) > - First row fetched: 16s705ms (311.586ms) > - Unregister query: 16s871ms (165.908ms) > - ComputeScanRangeAssignmentTimer: 13.125ms > {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-all-unsubscr...@impala.apache.org For additional commands, e-mail: issues-all-h...@impala.apache.org