I've done just that and am seeing a good iozone run as I leave the office
today. I'll have some numbers tomorrow I think...
On Tue, 22 May 2001, Steve Lord wrote:
> > Steve,
> > The disk under the hood is IBM raid array (sharks?). We're seeing them
> > through a qlogic driver to the SAN.
> > If you've got any tuning params. or patches for me to try, let me know.
> > We like the performance of xfs (what we were able to measure), but need to
> > pick a filesystem soon. This will be the filesystem behind our 512 host
> > linux cluster at NCSA.
> > I downloaded the development tree from your cvs server, but was not able
> > to "make bzImage" on linux 2.4.4:
> > gcc -I/usr/include -ldb1 aicasm_gram.c aicasm_scan.c aicasm.c
> > aicasm_symbol.c -o aicasm aicasm_symbol.c:39: db1/db.h: No such file or
> > directory
> > make: *** [aicasm] Error 1
> > So we're still on linux 2.4.2. I down-graded the system for testing xfs
> > because your web site made it look like 2.4.2 was the development
> > platform. If you've got a working 2.4.4 version I'd like to try it out
> > (that's what the rest of the cluster is running).
> > -Galen
> I would really encourage you to get the 2.4.4 xfs kernel up and running,
> I am much happier with the code base we have there now, and we cannot yet
> replicate the problem with the development tree. Hmm, maybe fiber is the
> difference, the qlogic driver has a patchy history in linux.
Galen Arnold, system engineer--systems group arnoldg@xxxxxxxxxxxxx
National Center for Supercomputing Applications (217) 244-3473
152 Computer Applications Bldg., 605 E. Spfld. Ave., Champaign, IL 61820