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Posted to issues@ignite.apache.org by "Nikolay Izhikov (Jira)" <ji...@apache.org> on 2021/04/12 09:00:00 UTC
[jira] [Assigned] (IGNITE-14516) WAL can continue to log into
archived segment if auto rollover enabled
[ https://issues.apache.org/jira/browse/IGNITE-14516?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Nikolay Izhikov reassigned IGNITE-14516:
----------------------------------------
Assignee: Nikolay Izhikov
> WAL can continue to log into archived segment if auto rollover enabled
> ----------------------------------------------------------------------
>
> Key: IGNITE-14516
> URL: https://issues.apache.org/jira/browse/IGNITE-14516
> Project: Ignite
> Issue Type: Improvement
> Reporter: Nikolay Izhikov
> Assignee: Nikolay Izhikov
> Priority: Major
>
> Currently, there is a possibility that WAL will continue to log into an archived segment after node restart.
> Bug scenario:
> # {{WalAutoArchiveAfterInactivity}} enabled.
> # Node is stopping with the {{G.stop("ign", false")}}.
> # T0: Performs last checkpoint write some records to current WAL segment({{Segment#0}}) and freeze.
> # T1: Auto rollover happens in {{FileWriteAheadLogManager#checkWalRolloverRequiredDuringInactivityPeriod}}.
> # T2({{FileArchiver}}) Archives {{Segment#0}}.
> After restart, WAL will continue to log into {{Segment#0}} which leads that newly logged data will not be archived after rollover because {{FileArchiver}} will wait for {{Segment#2}} in {{SegmentCurrentStateStorage#waitNextSegmentForArchivation}}.
> PR to highlight error - https://github.com/apache/ignite/pull/8997
> It seems we should to continue to log into the next segment if {{curAbsIdx == lastArchivedSegment}} on start.
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