Tuesday, June 18, 2019

Re: LACP inquiry

On Tue, Jun 18, 2019 at 12:31:30PM -0700, Lyndon Nerenberg wrote:
> > The panic indicated that there was no memory left and
> > was in UFS region. Since this is the only change I did in the last few month
> > s
> > I'm guessing there is a memory leak in the LACP routines, somewhere.
>
> Seems unlikely. We run LACP trunks on all our firewalls and nginx
> load balancers. Each of those machines pushes a steady 150 Mb/s of
> traffic through the trunk interfaces, 24 hours a day.
>
> Are you doing any NFS mounts? I've seen panicks in the past due
> to stuck NFS servers causing clients to run out of mbufs. But that
> was a long time ago, so it's just a hint based on the panic being
> near the filesystem code ... Seeing the actual panic traceback
> would help.
>
> --lyndon

Hmmm, you are probably right, here. I'll look at sendbuggin' the
panic string and backtrace later today.

To answer your question, no NFS mounts.

Regards,
-peter

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