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https://issues.apache.org/jira/browse/HBASE-26840?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiaolin Ha resolved HBASE-26840.
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Resolution: Fixed
Merged to branch-2.4+, thanks [~zhangduo] and [~vjasani] for reviewing.
> Fix NPE in the retry of logroller
> ---------------------------------
>
> Key: HBASE-26840
> URL: https://issues.apache.org/jira/browse/HBASE-26840
> Project: HBase
> Issue Type: Bug
> Components: wal
> Affects Versions: 2.4.10
> Reporter: Xiaolin Ha
> Assignee: Xiaolin Ha
> Priority: Minor
> Fix For: 2.5.0, 2.6.0, 3.0.0-alpha-3, 2.4.11
>
>
> {code:java}
> LOG.warn("Retry to roll log, nAttempts={}, waiting time={}ms, sleeping 1s to
> retry,"
> + " last excepiton= {}", nAttempts, waitingTime,
> ioe.getCause().getClass().getSimpleName()); {code}
> ioe.getCause() maybe null.
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