From: =?iso-8859-1?Q?Brasseur_Val=E9ry?= Subject: RE: 2.4.19 hang (was unlink perf pb !) Date: Mon, 19 Aug 2002 14:09:58 +0200 Sender: nfs-admin@lists.sourceforge.net Message-ID: <8D7D56C6ED3DD411998D009027DC685E0874E233@srv-grp-s1.segin.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Cc: "'Lever, Charles'" , nfs@lists.sourceforge.net Return-path: Received: from hermes8.atos-group.com ([160.92.18.57] helo=hermes8.segin.com) by usw-sf-list1.sourceforge.net with esmtp (Exim 3.31-VA-mm2 #1 (Debian)) id 17glLr-0007U8-00 for ; Mon, 19 Aug 2002 05:09:43 -0700 To: 'Trond Myklebust' Errors-To: nfs-admin@lists.sourceforge.net List-Help: List-Post: List-Subscribe: , List-Id: Discussion of NFS under Linux development, interoperability, and testing. List-Unsubscribe: , List-Archive: more on my problem ... * it seems that when using tcp mount the hang appears more often and = more quickly ! * on stock 2.4.19 which I have is a limited perf but it works * on 2.4.19 + nfs patches I have limited perf + hang ! I said I have limited perf because the NetApp filer I use as server is = a 880 which is given for more than 15000 nfs/ops and with my Linux box I = can't do more than 2/3000 ops when I am the only client ! how can I track this down ? valery > -----Original Message----- > From: Brasseur Val=E9ry [mailto:Valery.Brasseur@atosorigin.com] > Sent: Wednesday, August 14, 2002 6:22 PM > To: 'Trond Myklebust' > Cc: 'Lever, Charles'; nfs@lists.sourceforge.net > Subject: RE: [NFS] 2.4.19 hang (was unlink perf pb !) >=20 >=20 >=20 > well I try ! but for now : > * all I have is a console message saying "RPC: waiting for=20 > request slot" > * when I turn debug on : system slow to a crawl ! load=20 > average goes to more > than 700 ! but it works > never crash ! > * when I turn debug of : crash with lot's of process blocked ! = running > process seems to be kswapd ! >=20 > I'v tried to but debug just when system near crash, but then=20 > it slow down, > and get back to "life" slowly. >=20 > more : I have some difficulties to reproduce what i was=20 > having yesterday ! >=20 > valery >=20 > > -----Original Message----- > > From: Trond Myklebust [mailto:trond.myklebust@fys.uio.no] > > Sent: Wednesday, August 14, 2002 2:53 PM > > To: Brasseur Val=E9ry > > Cc: 'Lever, Charles'; nfs@lists.sourceforge.net > > Subject: Re: [NFS] 2.4.19 hang (was unlink perf pb !) > >=20 > >=20 > > >>>>> " " =3D=3D Brasseur Val=E9ry=20 > writes: > >=20 > > > try a stock 2.4.19 without nfs patches : no hang ! =20 > seems that > > > nfs patches broke something ! > >=20 > > Can you get me a trace of the hang using the command > >=20 > > echo "1" > /proc/sys/sunrpc/rpc_debug > >=20 > > Cheers, > > Trond > >=20 >=20 >=20 > ------------------------------------------------------- > This sf.net email is sponsored by: Dice - The leading online job = board > for high-tech professionals. Search and apply for tech jobs today! > http://seeker.dice.com/seeker.epl?rel_code1 > _______________________________________________ > NFS maillist - NFS@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/nfs >=20 ------------------------------------------------------- This sf.net email is sponsored by: OSDN - Tired of that same old cell phone? Get a new here for FREE! https://www.inphonic.com/r.asp?r=sourceforge1&refcode1=vs3390 _______________________________________________ NFS maillist - NFS@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/nfs