From owner-freebsd-questions  Wed Apr 30 23:13:17 1997
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To: Kachun Lee <kachun@zippo.com>
cc: freebsd-questions@freebsd.org
Subject: Re: kmem_map full with 2.2beta to 2.2-releng-970422 
In-reply-to: Your message of "Tue, 29 Apr 1997 09:14:17 -0000."
             <1.5.4.32.19970429091417.006d4e64@dopey.pathlink.com> 
From: David Greenman <dg@root.com>
Reply-To: dg@root.com
Date: Wed, 30 Apr 1997 23:14:31 -0700
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>After upgraded some of our news servers to 2.2, they would panic about every
>other days with the kmem_map full (Just for info, they went fine with
>2.1.6). I increased NMBCLUSTERS from 3000 to 4000 to 5000 to 6000 and that
>did not help. I logged the netstat -m every 15 minutes and the mbufs usage
>was in the 2000s when the system crashed.
>
>Any suggestion, or where or how I should look for the problem?

   That panic is not related to the mbuf clusters problem. The kmem_map full
panic indicates that the kernel has run out of malloc space. The standard
default size is 32MB. You can increase it by changing VM_KMEM_SIZE in
i386/include/vmparam.h.

-DG

David Greenman
Core-team/Principal Architect, The FreeBSD Project