ZFS kmem_map too small.
Pawel Jakub Dawidek
pjd at FreeBSD.org
Tue Nov 6 04:55:38 PST 2007
On Tue, Nov 06, 2007 at 11:20:34AM +0100, Borja Marcos wrote:
> On Nov 6, 2007, at 11:00 AM, Pawel Jakub Dawidek wrote:
> >>The machine has 6 hard disks configured as a raidz2 pool.
> >>Please let me know of any test anyone might need.
> >If you use vm_kern.c.2.patch, can you show loader.conf and exact
> >that can provke the panic?
> Y bumped up the vnodes as well, as suggested at the ZFS tuning Wiki.
> kern.maxvnodes: 400000
The Wiki should be changed. Allow ZFS to autotune it, don't tune it by
> Anything else? (I just don't want to spam a big message with kernel
> config, etc)
I asked about exact command to trigger the panic.
> When I did the tests I did not have a swap partition configured, but I
> guess it shouldn't be
> related (4 GB is plenty of memory). Anyway I'm going to try again with
> a swap partition today.
> (_Not_ on ZFS) so that I can get a kernel dump as well.
Yes, do not use swap on ZFS.
Pawel Jakub Dawidek http://www.wheel.pl
pjd at FreeBSD.org http://www.FreeBSD.org
FreeBSD committer Am I Evil? Yes, I Am!
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Size: 187 bytes
Desc: not available
Url : http://lists.freebsd.org/pipermail/freebsd-current/attachments/20071106/32590880/attachment.pgp
More information about the freebsd-current