The fix has been merged into master and will be
backported soon.
Amazing, thanks!
> I've
> also done testing in a large cluster to confirm the issue you found.
> Using multiple processes to create files as fast as possible in a
> single client reliably reproduced the issue. The MDS cannot recall
> capabilities fast enough when the internal upkeep thread ran every 5
> seconds. Moving the cache trimming and capability recall to a separate
> thread running every second resolved the issue.
>
> --
> Patrick Donnelly, Ph.D.
> He / Him / His
> Senior Software Engineer
> Red Hat Sunnyvale, CA
> GPG: 19F28A586F808C2402351B93C3301A3E258DD79D