Thursday, December 14, 2023

Re: OpenBSD SMP - BGPd - send_rtmsg: action 1, prefix A.B.C.D/24: No buffer space available - panic: malloc: out of space in kmem_map

Hi Wouter,

Please keep in mind the storage controler (Perc H755) is _not_ yet
supported by OpenBSD.

Cheers,

Laurent

Le 14/12/2023 à 15:43, Wouter Prins a écrit :
> Thank you Laurent and Claudio,
>
> We have an identical setup (hardware specs), i am sure we need this in
> the near future. :)
>
> /Wouter
>
> On Thu, Dec 14, 2023 at 3:08 PM Claudio Jeker
> <cjeker@diehard.n-r-g.com> wrote:
>
> On Tue, Nov 28, 2023 at 05:55:03PM +0100, Laurent CARON wrote:
> >
> > Le 28/11/2023 à 17:46, Claudio Jeker a écrit :
> > > The problem is that the symbol nkmempages moved into .bss and
> is therefor
> > > no longer modifiable by config(8). I think you can still use
> ukc via
> > > boot -c to alter it (but that is not sticky).
> > >
> > > The alternative is to set "option NKMEMPAGES=131072" in your
> GENERIC
> > > config file (or option NKMEMPAGES_MAX=131072). See also
> options(4).
> > >
> > > Long term is the fix this proper. All of this was built when
> computers had
> > > 100MB of memory not 100GB.
> > >
> >
> > Got it. Thanks.
> >
> > It means I'll stick with this kernel for now and see if it helps
> (it seems
> > promising for now).
> >
> > Is there a way you can submit this patch (option
> NKMEMPAGES=131072) to the
> > current branch ?
>
> A better calculation logic for nkmempages was added to -current.
> On most 64bit archs nkmempages now scales to much larger values.
>
> See https://marc.info/?l=openbsd-cvs&m=170255507530513&w=2
> <https://marc.info/?l=openbsd-cvs&m=170255507530513&w=2> for more
> details.
>
> --
> :wq Claudio
>
>
>
> --
> Wouter Prins
> wp@null0.nl
>

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