ZFS+find(1) wiring all RAM
Slawa Olhovchenkov
slw at zxy.spb.ru
Thu Jun 7 12:03:01 UTC 2018
On Thu, Jun 07, 2018 at 07:04:29PM +0930, Shane Ambler wrote:
> On 07/06/2018 16:09, Peter Jeremy wrote:
> > I've noticed that 11-stable/amd64 has been wiring seemingly excessive
> > amounts of RAM for some time (the problem goes back at least 6 months).
> > This extends to getting ENOMEM errors from g_io_deliver() and out-of-swap
> > errors killing processes on a low-memory system. I'm not sure when it
> > started by it seems to hawe gotten worse between r331535 and r334494.
>
> Don't know if this will help you at all --
>
> I have seen excess wired for a few years, since 10.1, I now run
> 11-stable, my experience has seen the severity varying over time.
>
> I first reported this 28/10/2014 related to heavy disk use on a zpool.
> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194654
>
> The inability to get solid repeatable steps to reproduce have prevented
> me from chasing this more.
Can you try https://reviews.freebsd.org/D7538 ?
I am try in this patch to resolve trouble w/ wired and unused memory
by ARC.
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