There have been a few people who have reported it, but nobody (yet) has
offered a patch to fix it. It would be good to have a reliable way to
repro, and/or an analysis of a heap dump demonstrating the problem (what's
actually retained at the time you're OOM'ing).

On Mon, Jun 4, 2018 at 6:52 AM, Abdul Patel <> wrote:

> Hi All,
> I recently upgraded my non prod cluster from 3.10 to 3.11.2.
> It was working fine for a 1.5 weeks then suddenly nodetool info startee
> reporting 80% and more memory consumption.
> Intially it was 16gb configured, then i bumped to 20gb and rebooted all 4
> nodes of cluster-single DC.
> Now after 8 days i again see 80% + usage and its 16gb and above ..which we
> never saw before .
> Seems like memory leak bug?
> Does anyone has any idea ? Our 3.11.2 release rollout has been halted
> because of this.
> If not 3.11.2 whats the next best stable release we have now?

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