Subject: Re: panic("pv_link: pv_pool exhausted"); on 1.6_BETA4
To: Chuck Silvers <chuq@chuq.com>
From: David Brownlee <abs@netbsd.org>
List: port-sparc
Date: 08/01/2002 09:45:23
On Wed, 31 Jul 2002, Chuck Silvers wrote:

> On Wed, Jul 31, 2002 at 04:13:45PM +0100, David Brownlee wrote:
> > 	Just had a sparc5 nfs server/client panic on pool_get() in
> > 	pmap.c. Would it make sense for pool_setlowat() to be called on
> > 	pv_pool at some point to try to avoid just this issue?
>
> you're probably already using a bunch of pages for the pv_pool at this point,
> so it would only help if the lowat mark was higher than your current usage.
> that would be a lot, and we probably wouldn't want to reserve so many pages
> for pv entries all the time.
>
> did you get a dump from this?  if you did I'd like to look at it.

	Unfortunately not. It just hung on 'syncing disks'. I'll add DDB to
	the kernel config to see if I can get it to dump that way. If not
	is there any output from DDB that might be useful?

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