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https://issues.apache.org/jira/browse/HBASE-22936?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sandeep Pal reassigned HBASE-22936:
-----------------------------------
Assignee: (was: Sandeep Pal)
> Close memStoreScanners in StoreScanner#updateReaders else memory leak
> ---------------------------------------------------------------------
>
> Key: HBASE-22936
> URL: https://issues.apache.org/jira/browse/HBASE-22936
> Project: HBase
> Issue Type: Bug
> Reporter: Michael Stack
> Priority: Major
> Fix For: 2.3.0, 2.1.7, 2.2.2
>
>
> Via [~aoxiang] from over on HBASE-22723
> {code}
> + if (!closeLock.tryLock()) {
> + // no lock acquired.
> + LOG.debug("StoreScanner already has the close lokc. There is no need
> to updateReaders");
> + return;
> + }
> + // lock acquired
> + updateReaders = true;
> + if (this.closing) {
> + LOG.debug("StoreScanner already closing. There is no need to
> updateReaders");
> + return;
> + }
> {code}
> We need to close memStoreScanners in StoreScanner#updateReaders before this
> two return, someone else can take over the task.
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