Is there any way to increase the KVM?
Pawel Jakub Dawidek
pjd at FreeBSD.org
Sat Jun 7 06:05:27 UTC 2008
On Thu, Jun 05, 2008 at 04:00:13PM +0200, Ivan Voras wrote:
> Pawel Jakub Dawidek wrote:
> > If we're comparing who has bigger... :)
> > beast:root:~# zpool list
> > NAME SIZE USED AVAIL CAP HEALTH ALTROOT
> > tank 732G 604G 128G 82% ONLINE -
> > but:
> > beast:root:~# zfs list | wc -l
> > 1932
> > No panics.
> > PS. I'm quite sure the ZFS version I've in perforce will fix most if not
> > all 'kmem_map too small' panics. It's not yet committed, but I do want
> > to MFC it into RELENG_7.
> At the risk of sounding repetitive, can you try a simple test on your
> ZFS pools, to see if you can panic the kernel? Do this:
> * install blogbench and bonnie++ from ports/benchmarks
> * run:
> blogbench -c 100 -d . -i 30 -r 50 -W 10 -w 10
> bonnie++ -d . -s 16G -n 80
> in parallel, until completion or crash. It shouldn't take too long to
> complete the above benchmarks, so you probably won't invest too much
> time in it even if it doesn't crash.
Both completed successfully (i386, 1GB of RAM, dual core CPU).
Can you now go and revert all the FUD you spread? You probably need to
invest much more time than that.
Pawel Jakub Dawidek http://www.wheel.pl
pjd at FreeBSD.org http://www.FreeBSD.org
FreeBSD committer Am I Evil? Yes, I Am!
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