[jira] [Resolved] (IMPALA-7442) test_semi_joins_exhaustive occasionally fails

["Tim Armstrong (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/IMPALA-7442?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tim Armstrong resolved IMPALA-7442.
-----------------------------------
       Resolution: Fixed
    Fix Version/s: Impala 3.1.0

> test_semi_joins_exhaustive occasionally fails
> ---------------------------------------------
>
>                 Key: IMPALA-7442
>                 URL: https://issues.apache.org/jira/browse/IMPALA-7442
>             Project: IMPALA
>          Issue Type: Bug
>          Components: Backend
>    Affects Versions: Impala 3.1.0
>            Reporter: Michael Brown
>            Assignee: Tim Armstrong
>            Priority: Critical
>              Labels: flakey
>             Fix For: Impala 3.1.0
>
>         Attachments: profile.txt.gz
>
>
> This test occasionally fails with a very large error message, the top of which is shared below. I will attached a gzip profile of my local reproduction. I've seen this test fail twice on a *release build* of Impala. The reproduction and profile I shared below was also with a release build.
> {noformat}
> Cannot perform hash join at node with id 4. Repartitioning did not reduce the size of a spilled partition. Repartitioning level 1. Number of rows 60280000:
> PartitionedHashJoinNode (id=4 op=2 state=RepartitioningBuild #spilled_partitions=0)
> PhjBuilder: Hash partitions: 16:
> {noformat}
> I was able to reproduce this by doing:
> {noformat}
> for f in $(seq 100)
> do
>   impala-py.test -k test_semi_joins_exhaustive tests/query_test/test_join_queries.py --workload_exploration_strategy functional-query:exhaustive -m "not execute_serially" || { echo $f; break; }
> done
> {noformat}
> If you want more noise but a faster reproduction, try:
> {noformat}
> impala-py.test -k test_semi_joins_exhaustive tests/query_test/test_join_queries.py --workload_exploration_strategy functional-query:exhaustive -m "not execute_serially" -n4
> {noformat}



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)

---------------------------------------------------------------------
To unsubscribe, e-mail: issues-all-unsubscribe@impala.apache.org
For additional commands, e-mail: issues-all-help@impala.apache.org