From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: Re: [PATCH] sunrpc: use better NUMA affinities Date: Sun, 28 Aug 2011 12:02:24 +0200 Message-ID: <1314525744.3036.10.camel@edumazet-laptop> References: <20110729164836.GL23194@fieldses.org> <20110729165345.GM23194@fieldses.org> <20110730093025.716f3f50@notabene.brown> <20110729234857.GA30941@fieldses.org> <1311998914.2873.27.camel@edumazet-laptop> <20110730160610.0b751ffd@notabene.brown> <1312006990.2873.75.camel@edumazet-laptop> <1312095534.2873.108.camel@edumazet-laptop> <20110827000219.GF18699@fieldses.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: NeilBrown , Greg Banks , Christoph Hellwig , "linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , David Miller , linux-kernel , netdev To: "J. Bruce Fields" Return-path: In-Reply-To: <20110827000219.GF18699-uC3wQj2KruNg9hUCZPvPmw@public.gmane.org> Sender: linux-nfs-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: netdev.vger.kernel.org Le vendredi 26 ao=C3=BBt 2011 =C3=A0 20:02 -0400, J. Bruce Fields a =C3= =A9crit : > On Sun, Jul 31, 2011 at 08:58:54AM +0200, Eric Dumazet wrote: > > Le samedi 30 juillet 2011 =C3=A0 08:23 +0200, Eric Dumazet a =C3=A9= crit : > > > Le samedi 30 juillet 2011 =C3=A0 16:06 +1000, NeilBrown a =C3=A9c= rit : > > > > umount /proc/fs/nfsd > > > >=20 > > > >=20 > > >=20 > > > Thans a lot, this was the thing I missed ! > > >=20 > > >=20 > >=20 > > Hmm, after this, I left things as the were (nfsd module loaded, but= a 0 > > use count ) > >=20 > > I got a BUG while updatedb was running, > > (I tried this on a debian machine/kernel) > >=20 > > Same bug on : > >=20 > > cat /proc/self/mounts=20 >=20 > Any luck figuring this out? >=20 > I tried reproducing, by stopping everything to get nfsd refcount to > zero: >=20 > # lsmod | grep '^nfsd' > nfsd 300025 0=20 >=20 > then running 'cat /proc/self/mounts'. >=20 > But I don't see any crash. >=20 > This is only 3.1.0-rc1 plus some nfsd patches. >=20 > --b. >=20 > >=20 > > I'll take a look at this issue later, after my vacations, unless so= meone > > wants to take a look before me ;) Unfortunately, latest linux tree doesnt even boot on my machine, so I cannot reproduce the problem right now. Last message displayed being "Switching to clocksource tsc" Previous kernels were continuing with : [ 4.448417] 00:09: ttyS1 at I/O 0x2f8 (irq =3D 3) is a 16550A [ 4.597727] Real Time Clock Driver v1.12b Might be a problem with latest tty changes=20 -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html