On Wed, Oct 24, 2007 at 10:40:41AM -0700, David Bustos wrote:
> Quoth Stuart Anderson on Sun, Oct 21, 2007 at 07:09:10PM -0700:
> > Running 102 parallel "zfs destroy -r" commands on an X4500 running S10U4 has
> > resulted in "No more processes" errors in existing login shells for several
> > minutes of time, but then fork() calls started working again.  However, none
> > of the zfs destroy processes have actually completed yet, which is odd since
> > some of the filesystems are trivially small.
> ...
> > Is this a known issue?  Any ideas on what resource lots of zfs commands use
> > up to prevent fork() from working?
> 
> ZFS is known to use a lot of memory.  I suspect this problem has
> diminished in recent Nevada builds.  Can you try this on Nevada?

I suspect it is more subtle than this since top was reporting that
none of the available swap space was being used yet, so there was 16GB
of free VM.

Unfortunately, I am not currently in a position to switch this system
over to Nevada.

Thanks.

-- 
Stuart Anderson  [EMAIL PROTECTED]
http://www.ligo.caltech.edu/~anderson
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