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https://issues.apache.org/jira/browse/IGNITE-9658?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16631735#comment-16631735
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Ivan Daschinskiy commented on IGNITE-9658:
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[~ascherbakov] Please, could you take a look at some suspicious failures in TC?

> 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: Alexei Scherbakov
>            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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