On Fri, Sep 07, 2018 at 09:50:10AM +0200, Alexander Leidinger wrote: > Quoting Mark Johnston <[email protected]> (from Thu, 6 Sep 2018 > 19:28:53 +0000 (UTC)): > > > Author: markj > > Date: Thu Sep 6 19:28:52 2018 > > New Revision: 338507 > > URL: https://svnweb.freebsd.org/changeset/base/338507 > > > > Log: > > Avoid resource deadlocks when one domain has exhausted its memory. Attempt > > other allowed domains if the requested domain is below the minimum paging > > threshold. Block in fork only if all domains available to the forking > > thread are below the severe threshold rather than any. > > Could the problem you fixed manifest itself in e.g. a hanging system > due to not enough memory free despite top displaying a lot of memory > free (let's assume 2 memory domains and several gigs in both)?
Yes. > I have a system which never went below a specific amount of memory > (before the fix of the no-rebalancing bug in the scheduler) if NUMA > was enabled. With NUMA disabled I see much less memory free. I haven't > tried NUMA after the fix of the scheduler, but would give it a try > again if you think this could be a manifestation of the problem. I think it's worth trying again. _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "[email protected]"
