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Date:      Thu, 12 Oct 2000 17:17:50 -0400 (EDT)
From:      Bosko Milekic <bmilekic@dsuper.net>
To:        "Kuriyama, Kent K Mr (CPF N651KK)" <KuriyaKK@cpf.navy.mil>
Cc:        behanna@zbzoom.net, freebsd-stable@FreeBSD.ORG
Subject:   RE: mbuf leakage on 4.1.1-STABLE
Message-ID:  <Pine.BSF.4.21.0010121716260.19319-100000@jehovah.technokratis.com>
In-Reply-To: <A567A7C3889FD2119D2600204840388C03E9EAE3@uemspricpf3.cpf.navy.mil>

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On Thu, 12 Oct 2000, Kuriyama, Kent K Mr (CPF N651KK) wrote:

> Chris,
> 
> Your email prompted me to look at mbuf utilization on a 4.1.1-STABLE box
> that is currently not in production.
> 
> outside# netstat -m
> 130/160/7168 mbufs in use (current/peak/max):
>         129 mbufs allocated to data
>         1 mbufs allocated to packet headers
> 128/136/1792 mbuf clusters in use (current/peak/max)
> 312 Kbytes allocated to network (92% in use)
>                                  ^^^^^^^^^^
> 0 requests for memory denied
> 0 requests for memory delayed
> 0 calls to protocol drain routines
> outside# uptime
>  4:32AM  up 1 day, 14:01, 1 user, load averages: 0.00, 0.00, 0.00
> 
> I don't know whether to be concerned about the 92% utilization since the
> number of bytes allocated seems low.  The machine has never crashed but then
> it has never served as a server.
> 
> Is this kind of mbuf utilization expected?

	Yes. This is just reporting how much of presently allocated pages are
  in use. It's really not my favorite statistic either, but I guess that in
  some situations, it can be fairly useful.

> Kent Kuriyama
> SPAWAR Sys Ctr San Diego D424, CINCPACFLT N671KK
> kuriyakk@cpf.navy.mil, 808-471-4125
[...]

  Later,
  Bosko Milekic
  bmilekic@technokratis.com




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