Re: Reproducible 2.6.11.9 NFS Kernel Crashing Bug!

From: Lee Revell
Date: Thu Jun 16 2005 - 10:11:59 EST


On Thu, 2005-06-16 at 05:24 -0400, Justin Piszcz wrote:
> Alan followed up with me but we did not reach any conclusion as to what
> was causing it to crash. The main way I got it to crash was dd
> if=/dev/hde (root drive) of=/nfs/file.img bs=1M, I have not had any issues
> as far as copying files and such. For you, is it on a particular box or
> boxes, have you tried copying the other direction? I use NFS over UDP btw
> (v3).
>
> # mount
> mount:/disk/1 on /remote/1 type nfs
> (rw,hard,intr,nfsvers=3,addr=192.168.168.253)

Are you both using NFS + software RAID? Is 4KSTACKS enabled?

IIRC people were getting stack overflows with the NFS + RAID + 4K stacks
combination.

Lee

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