[HEADS-UP] Rawhide: /tmp is now on tmpfs
simo at redhat.com
Fri Jun 1 19:33:38 UTC 2012
On Fri, 2012-06-01 at 23:00 +0400, Alexey I. Froloff wrote:
> On Fri, Jun 01, 2012 at 01:50:55PM -0500, Michael Cronenworth wrote:
> > Not a single person who has claimed a performance or semantic win for
> > this /tmp move has replied when asked for proof.
> $ time dd if=/dev/zero of=/tmp/file bs=1M count=10240
> 10240+0 records in
> 10240+0 records out
> 10737418240 bytes (11 GB) copied, 4.95536 s, 2.2 GB/s
> dd if=/dev/zero of=/tmp/file bs=1M count=10240 0.00s user 3.44s system 69% cpu 4.956 total
> No visual shanges in system behavior.
Can you please repeat this on a Virtual Machine with 1GiB of RAM and
1GiB of swap ?
Simo Sorce * Red Hat, Inc * New York
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