panic: Assertion td->td_lock == TDQ_LOCKPTR(tdq) failed at /usr/src/sys/kern/sched_ule.c:2137

[Warner Losh]

On Sat, Jun 2, 2018 at 9:05 AM, bob prohaska <fbsd at www.zefox.net> wrote:

> On Sat, Jun 02, 2018 at 09:16:06AM +0800, Erich Dollansky wrote:
> > Hi,
> >
> > On Fri, 1 Jun 2018 08:41:54 -0700
> > bob prohaska <fbsd at www.zefox.net> wrote:
> >
> > > As a matter of curiosity, have you been able to run a -j4 buildworld
> > > to completion on your RPI3? If so, please post your setup. For several
> > > months now all my attempts at j4 buildworld have failed with "killed,
> > > out of swap" even though top seems to report minimal swap usage. It
> >
> > since I have a small swap partition in RAM, I did not get this message.
> > I back the memory disk with a file via NFS. Not the speed daemon but it
> > works.
> >
>
> That is most curious. How much actual swap is available? My RPI3 is
> killing jobs with "out of swap" despite 4 GB in three physical partitions,
> one on USB flash and two on the microSD card. Both storage devices are of
> the same type (SanDisk Extreme) and have similar write speeds, likely
> better than NFS via the usb-ethernet adapter.
>

Do you have r334508? It fixes the OOM falsely triggering.

Warner