Subject: Re: used mbufs increasing,
To: Reinhold M. Roppert <netbsd_users@rmroppert.de>
From: Manuel Bouyer <bouyer@antioche.lip6.fr>
List: netbsd-users
Date: 06/06/2005 10:41:03
On Fri, Jun 03, 2005 at 01:52:33PM +0200, Reinhold M. Roppert wrote:
> Hello,
> 
> thank you for your answer.
> 
> Am 3 Jun 2005 um 12:53 hat Manuel Bouyer geschrieben:
> 
> > What does netstat show ?
> 
> this ist the latest output of netstat -m
> 
> **********
> 4784 mbufs in use:
>         4468 mbufs allocated to data
>         316 mbufs allocated to packet headers
> 4417/4426 mapped pages in use
> 10252 Kbytes allocated to network (98% in use)
> 0 requests for memory denied
> 0 requests for memory delayed
> 150 calls to protocol drain routines
> *******

I was interested in the 'netstat' (without -m) outut, to see the send-queue
sizes

> > I'm seen connections sitting with the > send-queue
> > full, and this can consume a lot of memory. I attribute this to broken
> > DSL routers (As I started seeing this when french DSL providers > started
> > giving NAT routers to their clients, instead of a simple modem).
> 
> The server is directly connected to the Internet.

In my case the problems was clients connecting to the server though one of
these DSL routers.

-- 
Manuel Bouyer <bouyer@antioche.eu.org>
     NetBSD: 26 ans d'experience feront toujours la difference
--