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Posted to issues@hbase.apache.org by "Sergey Shelukhin (JIRA)" <ji...@apache.org> on 2019/02/12 02:32:00 UTC

[jira] [Updated] (HBASE-21577) do not close regions when RS is dying due to a broken WAL

     [ https://issues.apache.org/jira/browse/HBASE-21577?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sergey Shelukhin updated HBASE-21577:
-------------------------------------
    Affects Version/s: 2.2.0
                       3.0.0

> do not close regions when RS is dying due to a broken WAL
> ---------------------------------------------------------
>
>                 Key: HBASE-21577
>                 URL: https://issues.apache.org/jira/browse/HBASE-21577
>             Project: HBase
>          Issue Type: Improvement
>          Components: regionserver, wal
>    Affects Versions: 3.0.0, 2.2.0
>            Reporter: Sergey Shelukhin
>            Assignee: Sergey Shelukhin
>            Priority: Critical
>         Attachments: HBASE-21577.master.001.patch, HBASE-21577.master.002.patch
>
>
> See HBASE-21576. DroppedSnapshot can be an FS failure; also, when WAL is broken, some regions whose flushes are already in flight keep retrying, resulting in minutes-long shutdown times. Since WAL will be replayed anyway flushing regions doesn't provide much benefit.



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