Eric,
Thanks for the advice. I am running the 64-bit kernel:
uname -a
2.6.9-22.ELsmp #1 SMP
x86_64 x86_64 x86_64 GNU/Linux
Thanks,
Rob
On Fri, 2005-11-18 at 09:14 -0600, Eric Sandeen wrote:
> Rob Thompson wrote:
> > This is in fact a 120 TB (not GB) filesystem that I am trying to build.
> >
> > What I am attempting to do is to take 80 1.6 TB arrays ((8 x 250 GB Raid
> > 5 arrays) 10 arrays from 8 seperate SAN's). Use LVM to make one large
> > volume, then use xfs to format and mount this as a single filesystem.
> >
> > Any advice - or gotcha's would be appreciated.
>
> one piece of advice would be to use an opteron or em64_t or ia64 box - the
> ia32
> kernels from RHEL4 have 4k stacks enabled which may not play well with xfs on
> top of lvm on top of whatever your other drivers are, under any possible nfs
> sharing, etc.
>
> If 4k stacks don'w cut it for you (testing would be in order...) and you must
> use ia32 kernels, then you would have to rebuild the kernel with 8k stacks -
> patches have floated around this list previously for that.
>
> -Eric
>
> > Thanks,
> > Rob
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