nfs-server silent data corruption

[Mike Tancsa]

At 02:35 PM 4/22/2008, Arno J. Klaassen wrote:

> > Also, you are using ULE or the 4BSD scheduler ?  I
> > still have 4BSD on the box I am testing on.
>
>Interesting, this is with ULE. I didn't really test 4BSD on this
>box (I believed those who said SMP needs ULE *and* am quite
>satisfied with overall performance). I'll try 4BSD though time
>is getting short; I promised to deliver this box next thursday but will
>still have some days for on-site testing.


I have recompiled the kernel with ULE, and it seems fine as well.  I 
ran 160 iterations of a 300MB file and there was no corruption.  Same 
process - copy a junk random file over nfs mount, unmount the nfs 
mount, remount it copy it back, compare the files.

         ---Mike