On Tue, Mar 30, 2021 at 04:48:25PM +0300, Christos Chatzaras wrote: > > > > On 30 Mar 2021, at 16:45, Mark Johnston <ma...@freebsd.org> wrote: > > > > On Mon, Mar 29, 2021 at 10:57:09PM +0300, Christos Chatzaras wrote: > >> Hello, > >> > >> > >> I upgrade from 12.2 to 13.0-RC4 and I notice a strange issue with Nginx. > >> > >> When I run "service nginx restart" in some (random) servers it doesn't > >> complete the restart and it "stucks" at "Waiting for PIDS: 20536." . > >> > >> I can kill the 20536 process and then restart completes. > >> > >> > >> procstat -kk 20536: > >> > >> PID TID COMM TDNAME KSTACK > >> 63094 100505 nginx - mi_switch+0xc1 > >> sleepq_catch_signals+0x2e6 sleepq_wait_sig+0x9 _sleep+0x1be > >> kern_sigsuspend+0x164 sys_sigsuspend+0x31 amd64_syscall+0x10c > >> fast_syscall_common+0xf8 > >> > >> > >> I found this commit: > >> > >> https://cgit.freebsd.org/src/commit/?id=dbec10e08808e375365fb2a2462f306e0cdfda32 > >> > >> <https://cgit.freebsd.org/src/commit/?id=dbec10e08808e375365fb2a2462f306e0cdfda32> > >> > >> Could this be related? If yes can we have the patch in releng/13.0 ? > > > > I think it is hard to say without some testing. Are you able to verify > > that backporting the patch fixes the hangs? > > > I will use the patch today night, so I can verify it tomorrow morning. > > If it works do we still have time to land the patch in 13.0?
If it resolves the issue, yes. Glen
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