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https://issues.apache.org/jira/browse/IMPALA-7025?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Tim Armstrong resolved IMPALA-7025.
-----------------------------------
Resolution: Fixed
Fix Version/s: Impala 3.1.0
Impala 2.13.0
> PlannerTest.testTableSample has wrong mem-reservation
> -----------------------------------------------------
>
> Key: IMPALA-7025
> URL: https://issues.apache.org/jira/browse/IMPALA-7025
> Project: IMPALA
> Issue Type: Bug
> Components: Frontend
> Affects Versions: Impala 3.1.0
> Reporter: Joe McDonnell
> Assignee: Tim Armstrong
> Priority: Critical
> Labels: broken-build, flaky
> Fix For: Impala 2.13.0, Impala 3.1.0
>
>
> Seen once on master exhaustive:
> {noformat}
> Error Message
> Section PLAN of query:
> select id from functional_parquet.alltypes tablesample system(10)
> repeatable(1234)
> Actual does not match expected result:
> F00:PLAN FRAGMENT [UNPARTITIONED] hosts=1 instances=1
> | Per-Host Resources: mem-estimate=16.00MB mem-reservation=8.00KB
> thread-reservation=2
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> PLAN-ROOT SINK
> | mem-estimate=0B mem-reservation=0B thread-reservation=0
> |
> 00:SCAN HDFS [functional_parquet.alltypes]
> partitions=3/24 files=3 size=23.70KB
> stored statistics:
> table: rows=unavailable size=unavailable
> partitions: 0/24 rows=unavailable
> columns: unavailable
> extrapolated-rows=disabled max-scan-range-rows=unavailable
> mem-estimate=16.00MB mem-reservation=8.00KB thread-reservation=1
> tuple-ids=0 row-size=4B cardinality=unavailable
> Expected:
> F00:PLAN FRAGMENT [UNPARTITIONED] hosts=1 instances=1
> | Per-Host Resources: mem-estimate=16.00MB mem-reservation=16.00KB
> thread-reservation=2
> PLAN-ROOT SINK
> | mem-estimate=0B mem-reservation=0B thread-reservation=0
> |
> 00:SCAN HDFS [functional_parquet.alltypes]
> partitions=3/24 files=3 size=24.23KB
> stored statistics:
> table: rows=unavailable size=unavailable
> partitions: 0/24 rows=unavailable
> columns: unavailable
> extrapolated-rows=disabled max-scan-range-rows=unavailable
> mem-estimate=16.00MB mem-reservation=16.00KB thread-reservation=1
> tuple-ids=0 row-size=4B cardinality=unavailable{noformat}
> This succeeded on the next build, so it is flaky and might not recur.
>
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