Re: [Xen-devel] copying large files over NFS locks up machine on -testing from Thursday

[Kip Macy <kip.macy@xxxxxxxxx>]

If it happens on -unstable in domUs (it probably does) I can grab a
coredump or attach to it while it is running and see where it is
wedged. I don't have a port master where I'm at so I can't use pdb or
cdb.

      -Kip


On 5/21/05, Chris Wright <chrisw@xxxxxxxx> wrote:
> * Kip Macy (kip.macy@xxxxxxxxx) wrote:
> > I've locked up my dom0 a couple of times this morning copying a 3GB
> > file from local disk to an NFS mount(neither xend nor guests running).
> > I don't encounter this problem on the stock CentOS 4 kernel. The
> > machine is a PowerEdge 2850 with 2 e1000 cards - the one in use is
> > connected to a PowerConnect 2216 10/100 switch and has negotiated
> > 100Mbit. I'll check if the stock Cambridge isn't negotiating full
> > duplex but that shouldn't cause lockups.
> >
> > My mount options are:
> > defaults,intr,rsize=32768,wsize=32768,nfsvers=3,tcp,timeo=600
> 
> Hmm, I've seen this on stock 2.6.11 kernels as well (no xen).  Any chance
> you can get useful debugging out it?
> 
> thanks,
> -chris
>

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