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Date:      Wed, 24 May 1995 16:35:00 -0700
From:      David Greenman <davidg@Root.COM>
To:        jbryant@endersbox.iadfw.net
Cc:        freebsd-hackers@FreeBSD.org
Subject:   Re: mb_map full 
Message-ID:  <199505242335.QAA00144@corbin.Root.COM>
In-Reply-To: Your message of "Wed, 24 May 95 16:52:30 CDT." <199505242152.QAA13381@server.iadfw.net> 

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>We are currently having a major problem.
>
>Our news server is a heavily used machine, is a pentium, has 128M RAM and 
>128M swap space, and is usually up to 80% swapbound.
>
>The problem is that the system seems to temporarily freeze for minutes at 
>a time.  Last night I noticed a syslog saying "mb_map full" around the 
>time of the freeze, did a check, and found a load of those corresponding 
>roughly with previous freeze-ups.

   Add options "NMBCLUSTERS=2048" to you kernel config file. There have been
so many complaints about this that I'm going to make it dynamic (based on
maxusers) RSN.

-DG



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