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Posted to dev@hbase.apache.org by "Sean Busbey (Jira)" <ji...@apache.org> on 2020/02/19 21:31:00 UTC

[jira] [Resolved] (HBASE-23266) Test case for MOB compaction in a region's batch mode.

     [ https://issues.apache.org/jira/browse/HBASE-23266?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sean Busbey resolved HBASE-23266.
---------------------------------
    Resolution: Feedback Received

> Test case for MOB compaction in a region's batch mode.
> ------------------------------------------------------
>
>                 Key: HBASE-23266
>                 URL: https://issues.apache.org/jira/browse/HBASE-23266
>             Project: HBase
>          Issue Type: Sub-task
>            Reporter: Vladimir Rodionov
>            Assignee: Vladimir Rodionov
>            Priority: Major
>
> Major MOB compaction in a general (non-generational) mode can be run in a batched mode (disabled by default). In this mode, only subset of regions at a time are compacted to mitigate possible compaction storms. We need test case for this mode.
> Test case description:
> {code}
> /**
>   * Mob file compaction chore in batch mode test.
>   * 1. Enables batch mode for regular MOB compaction, 
>   *    Sets batch size to 7 regions.
>   * 2. Disables periodic MOB compactions, sets minimum age to archive to 10 sec   
>   * 3. Creates MOB table with 20 regions
>   * 4. Loads MOB data (randomized keys, 1000 rows), flushes data.
>   * 5. Repeats 4. two more times
>   * 6. Verifies that we have 20 *3 = 60 mob files (equals to number of regions x 3)
>   * 7. Runs major MOB compaction.
>   * 8. Verifies that number of MOB files in a mob directory is 20 x4 = 80
>   * 9. Waits for a period of time larger than minimum age to archive 
>   * 10. Runs Mob cleaner chore
>   * 11 Verifies that number of MOB files in a mob directory is 20.
>   * 12 Runs scanner and checks all 3 * 1000 rows.
> */
> {code} 



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