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Date:      Mon, 23 Nov 1998 10:34:24 +0200
From:      Ruslan Ermilov <ru@ucb.crimea.ua>
To:        David Greenman <dg@root.com>
Cc:        Shawn Ramsey <shawn@cpl.net>, questions@FreeBSD.ORG
Subject:   Re: mbuf's
Message-ID:  <19981123103424.A9274@ucb.crimea.ua>
In-Reply-To: <199811220412.UAA01794@root.com>; from David Greenman on Sat, Nov 21, 1998 at 08:12:46PM -0800
References:  <19981121002253.G7077@cpl.net> <199811220412.UAA01794@root.com>

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On Sat, Nov 21, 1998 at 08:12:46PM -0800, David Greenman wrote:
> >Is this normal? Right after bootup :
> >
> >72 mbufs in use:
> >        66 mbufs allocated to data
> >        1 mbufs allocated to packet headers
> >        4 mbufs allocated to protocol control blocks
> >        1 mbufs allocated to socket names and addresses
> >64/66 mbuf clusters in use
> >141 Kbytes allocated to network (97% in use)
> >0 requests for memory denied
> >0 requests for memory delayed
> >0 calls to protocol drain routines
> >
> >
> >
> >This machine used to stay around 10% most of the time...(before I recompiled
> >the kernel) is there a kernel option to increase the mbufs and mbuf clusters? 
> 
>    The % number is a percentage of the peak, not of the maximum. It is
> confusing and probably shouldn't be reported.
> 

So, do you mean that network buffers are allocated "on-demand"
from the global mbuf pool and never deallocated?

Thanks,
-- 
Ruslan Ermilov		Sysadmin and DBA of the
ru@ucb.crimea.ua	United Commercial Bank
+380.652.247.647	Simferopol, Ukraine

http://www.FreeBSD.org	The Power To Serve
http://www.oracle.com	Enabling The Information Age

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