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From "Hive QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-16360) Improve "No delta files or original files found to compact in" message
Date Thu, 21 Sep 2017 03:12:00 GMT

    [ https://issues.apache.org/jira/browse/HIVE-16360?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16174183#comment-16174183
] 

Hive QA commented on HIVE-16360:
--------------------------------



Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12888066/HIVE-16360.02.patch

{color:green}SUCCESS:{color} +1 due to 2 test(s) being added or modified.

{color:red}ERROR:{color} -1 due to 9 failed/errored test(s), 11046 tests executed
*Failed tests:*
{noformat}
TestAccumuloCliDriver - did not produce a TEST-*.xml file (likely timed out) (batchId=230)
TestDummy - did not produce a TEST-*.xml file (likely timed out) (batchId=230)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[create_view] (batchId=39)
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver[udf_mask_hash] (batchId=28)
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[union_fast_stats] (batchId=156)
org.apache.hadoop.hive.cli.TestMiniSparkOnYarnCliDriver.testCliDriver[spark_explainuser_1]
(batchId=170)
org.apache.hadoop.hive.cli.TestNegativeCliDriver.testCliDriver[drop_table_failure2] (batchId=89)
org.apache.hadoop.hive.cli.TestPerfCliDriver.testCliDriver[query14] (batchId=234)
org.apache.hadoop.hive.cli.TestPerfCliDriver.testCliDriver[query23] (batchId=234)
{noformat}

Test results: https://builds.apache.org/job/PreCommit-HIVE-Build/6912/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/6912/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-6912/

Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Executing org.apache.hive.ptest.execution.PrepPhase
Executing org.apache.hive.ptest.execution.ExecutionPhase
Executing org.apache.hive.ptest.execution.ReportingPhase
Tests exited with: TestsFailedException: 9 tests failed
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12888066 - PreCommit-HIVE-Build

> Improve "No delta files or original files found to compact in" message
> ----------------------------------------------------------------------
>
>                 Key: HIVE-16360
>                 URL: https://issues.apache.org/jira/browse/HIVE-16360
>             Project: Hive
>          Issue Type: Improvement
>          Components: Transactions
>    Affects Versions: 1.2.0
>            Reporter: Eugene Koifman
>            Assignee: Eugene Koifman
>         Attachments: HIVE-16360.01.patch, HIVE-16360.02.patch
>
>
> CompactorMR.run() produces
> {noformat}
> LOG.error("No delta files or original files found to compact in " + sd.getLocation()
+ " for compactionId=" + ci.id);
>       {noformat}
> in some cases even where there are plenty of delta directories in the partition.
> The reason is that compactor won't compact anything above the level of an open transaction.
 So if there is a very long running txn, it may filter out all deltas in a partition.  This
looks very confusing when looking at the logs.



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