Re: "failed to reclaim memory" with much free physmem

From: Mark Saad <nonesuch_at_longcount.org>
Date: Wed, 10 Sep 2025 11:50:20 UTC

> On Sep 9, 2025, at 12:20 PM, Garrett Wollman <wollman@bimajority.org> wrote:
> 
> On some of our newer large-memory NFS servers, we are seeing services
> killed with "failed to reclaim memory".  According to our monitoring,
> the server has >100G of physmem free at the time, and the only
> solution seems to be rebooting.  (There is a small amount of swap
> configured and even less of it in use.)  Does this sound familiar to
> anyone?  What should we be monitoring that we evidently aren't now?
> 
> -GAWollman
> 
Garrett
   what version of FreeBSD is this ? 'uname -a' There was some chatter about a zfs issue on 14 where memory usage was incorrectly increasing.  I can't find the thread let me search around . In the meantime tell is about the disks ,filesysten , etc .

---
Mark Saad | nonesuch@longcount.org
>