From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kip Macy Subject: Re: copying large files over NFS locks up machine on-testing from Thursday Date: Sun, 22 May 2005 11:24:09 -0700 Message-ID: References: Reply-To: Kip Macy Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: Content-Disposition: inline List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Ian Pratt Cc: Chris Wright , xen-devel List-Id: xen-devel@lists.xenproject.org I just updated to 2.0.6. Large NFS transfers work fine with the default configuration. If xend has been started (i.e. the bridge has been configured) the machine will become unresponsive when copying a large file over NFS. I'll just skip migration testing for now. -Kip On 5/21/05, Kip Macy wrote: > > It sounds like the megaraid driver is unhappy. Can you reproduce this > > copying the file to /dev/null? >=20 > I think it was unhappy because its interrupts weren't being serviced. > Copying /home/kmacy/suseroot.0 to /home/kmacy/suseroot.1 (NFS -> NFS) > locks the machine up just fine. The machine will also become > unresponsive transiently when running fsck in domU on a filesystem > that is a loopback device mounted over NFS. >=20 > > It's worth checking the Dell site to make sure you have the latest > > megaraid firmware and driver. >=20 > Running native mainline 2.6.11.10 NFS transfers don't cause any > problems. To reduce the possibility of it being a benchmark-like SUE > I'll do a clean build from scratch of the dom0 kernel. >=20 >=20 > -Kip >