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https://issues.apache.org/jira/browse/IGNITE-9658?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16627182#comment-16627182
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Ivan Daschinskiy commented on IGNITE-9658:
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[mtcga
link|https://mtcga.gridgain.com/pr.html?serverId=apache&suiteId=IgniteTests24Java8_RunAll&baseBranchForTc=&branchForTc=pull%2F4801%2Fhead&action=Latest]
> Add ability to disable memory deallocation on deactivation.
> -----------------------------------------------------------
>
> Key: IGNITE-9658
> URL: https://issues.apache.org/jira/browse/IGNITE-9658
> Project: Ignite
> Issue Type: Improvement
> Reporter: Ivan Daschinskiy
> Assignee: Ivan Daschinskiy
> Priority: Major
> Fix For: 2.8
>
>
> Currently, in some systems (i.e. RHEL 7.4), we can see, that during massive
> UNSAFE.freeMemory process freezes. This behaviour can lead to SEGMENTATION of
> node, especcially when ZookeeperDiscoverySPI is used. There should be an
> abillity to disable memory deallocation during deactivation of cluster.
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