Date: Tue, 30 Mar 2021 15:23:55 +0000 From: Glen Barber <gjb@freebsd.org> To: Christos Chatzaras <chris@cretaforce.gr> Cc: Mark Johnston <markj@freebsd.org>, FreeBSD-STABLE Mailing List <freebsd-stable@freebsd.org>, "jtl@freebsd.org" <jtl@freebsd.org>, kib@freebsd.org Subject: Re: FreeBSD 13.0-RC4 and Nginx process "stuck" during restart Message-ID: <20210330152355.GF92026@FreeBSD.org> In-Reply-To: <873C34A0-5516-4832-88B6-F60139FA009A@cretaforce.gr> References: <94CCFC59-B381-40B1-8F85-F86D87A16B53@cretaforce.gr> <YGMragGCp%2BQKSBre@nuc> <873C34A0-5516-4832-88B6-F60139FA009A@cretaforce.gr>
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--BqNvIJgrK1/MQy2W Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Mar 30, 2021 at 04:48:25PM +0300, Christos Chatzaras wrote: >=20 >=20 > > On 30 Mar 2021, at 16:45, Mark Johnston <markj@freebsd.org> wrote: > >=20 > > On Mon, Mar 29, 2021 at 10:57:09PM +0300, Christos Chatzaras wrote: > >> Hello, > >>=20 > >>=20 > >> I upgrade from 12.2 to 13.0-RC4 and I notice a strange issue with Ngin= x. > >>=20 > >> When I run "service nginx restart" in some (random) servers it doesn't= complete the restart and it "stucks" at "Waiting for PIDS: 20536." . > >>=20 > >> I can kill the 20536 process and then restart completes. > >>=20 > >>=20 > >> procstat -kk 20536: > >>=20 > >> PID TID COMM TDNAME KSTACK > >> 63094 100505 nginx - mi_switch+0xc1 sl= eepq_catch_signals+0x2e6 sleepq_wait_sig+0x9 _sleep+0x1be kern_sigsuspend+0= x164 sys_sigsuspend+0x31 amd64_syscall+0x10c fast_syscall_common+0xf8=20 > >>=20 > >>=20 > >> I found this commit: > >>=20 > >> https://cgit.freebsd.org/src/commit/?id=3Ddbec10e08808e375365fb2a2462f= 306e0cdfda32 <https://cgit.freebsd.org/src/commit/?id=3Ddbec10e08808e375365= fb2a2462f306e0cdfda32> > >>=20 > >> Could this be related? If yes can we have the patch in releng/13.0 ? > >=20 > > I think it is hard to say without some testing. Are you able to verify > > that backporting the patch fixes the hangs? >=20 >=20 > I will use the patch today night, so I can verify it tomorrow morning. >=20 > If it works do we still have time to land the patch in 13.0? If it resolves the issue, yes. Glen --BqNvIJgrK1/MQy2W Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEjRJAPC5sqwhs9k2jAxRYpUeP4pMFAmBjQosACgkQAxRYpUeP 4pMovw//XWsqIOYvcH5XaYsK1FbpcallwkiuKkVlBkvMVzZ2sCEX6N1hty/c0KMm u54r9cYfVmyiTSG6+1krXOeM+J1SgJfnAPy4U0pQ/vZUAiBcwxz5wQlHxcwYtPdD U1i+e+eJy8r9SlYFkSO3eheSy5evt1f3HJkt/y2+/vLvfJr+UxnRKu0yQ55scycL KGRkg/OMozklzhfrg1Ute8BU06IGu3sH00ngfoQZA2aAF2URgcoZkRSTU5b7B3z0 3GbpU+tGJoTx5I4umscngElN3SfaJXi5sv8VYFHPEWbYeOn+s2REtu43d1pvgGiQ +MCIQxtFRwgP/NuhdTDwoXCavk0meOtiDeIceE/gUeAv4YgjeRiBWrTCDCjOmJCt 4tpOQ92GGxDU+XsnTpktNUWILYoaBEgChFpgIwP0uJbtFJDlEkc9Ltxrl9Et3Blo m/Uh2I9gD9PPtNplVffEV6lCC64t/LvahNw0F47EODAngmbogh5SRjOuoRAjSKV+ aYVKnoOE/WIRw2TmKZLqgrCms/klVRmSWoSHpJvUBkw3vVcOAP4Gxv1rcc+XAXlD 8nbU1ca3f6ZX2OcXm9FbRLhIlUzS8jRyu9en88oyJuN3/40o3axuqv8Uy0JXr7DR 1DfRTddIw7JQdi2PJohJmrNLrRVXOTmsD6Gi6LRScMwrkWlEGgo= =qqNH -----END PGP SIGNATURE----- --BqNvIJgrK1/MQy2W--
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