Subject: Re: CVS commit: src
To: None <perry@piermont.com>
From: Jason Thorpe <thorpej@nas.nasa.gov>
List: tech-net
Date: 03/31/1999 11:43:25
On 31 Mar 1999 10:06:56 -0500
"Perry E. Metzger" <perry@piermont.com> wrote:
> > Log Message:
> > Set a hard limit (rather than an advisory high water mark for pages) of
> > NMBCLUSTERS for the mbuf cluster pool. On platforms which use direct-mapped
> > segments for pool pages (MIPS and Alpha), this makes NMBCLUSTERS actually
> > meaningful (such ports don't even allocate mb_map, as it is not used to
> > map mbuf cluster pages).
>
> It would be cool if you could also jack up NMBCLUSTERS with a sysctl, now
> that it is (conceivably) possible.
No, it's not conceivably possible, at least on systems where mb_map is still
used. Once the mb_map submap is allocated (early during startup), it's
allocated, and there's no resizing it.
-- Jason R. Thorpe <thorpej@nas.nasa.gov>