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Date:      Fri, 27 Dec 2002 12:46:24 -0500
From:      Gerard Samuel <gsam@trini0.org>
To:        stacey@vickiandstacey.com
Cc:        FreeBSD Questions <questions@FreeBSD.ORG>
Subject:   Re: Network timeouts???
Message-ID:  <3E0C91F0.3000102@trini0.org>
References:  <3E0C72A9.9000302@trini0.org> <1041004206.68500.116.camel@localhost>

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Stacey Roberts wrote:

>On Fri, 2002-12-27 at 15:32, Gerard Samuel wrote:
>  
>
>>Im not really sure when the problem began, but I believe it was after
>>upgrading to 4.7-RELEASE-p2.
>>2 of the boxes running 4.7-RELEASE-p2 which are also running with Intel
>>Pro 10/100B/100+ Ethernet cards,
>>are getting numerous timeouts in the logs.
>>
>>fxp0: device timeout
>>
>>When connecting to these boxes, the connections are sluggish, to the 
>>point where I can type faster, that the command line can display.
>>All boxes are connected on a 100Mb network via an SMC EZ-Switch SMC 
>>6308TX switch.
>>The only thing that has changed in months, is software versions.
>>The problem seems sporadic.  Can't seem to find out how or what is 
>>causing the problem.
>>
>>Is/was there a problem with the fxp drivers, or can someone direct me as 
>>to how one goes about to debug this problem.
>>
>>Thanks for any info you may provide...
>>    
>>
>
>Hi Gerard,
>   If you connect to the box via ssh, then you might want to try using
>the "-v" switch to ssh so as to get a more verbose output when
>connecting.
>
>It should display evidence as to where in the connection any delays are
>occurring as far as your sluggish connectivity is concerned.
>
>Do the cards themselves produce any information for you? Post some stats
>from the nics as returned from:-
>
>netstat -in
>
hivemind# netstat -in
Name  Mtu   Network       Address            Ipkts Ierrs    Opkts Oerrs  
Coll
fxp0  1500  <Link#1>    00:80:29:12:90:b9   366170 27094   426767    
31    10
fxp0  1500  192.168.0     192.168.0.2       372504     -   432856     
-     -
lo0   16384 <Link#2>                          9454     0     9454     
0     0
lo0   16384 127           127.0.0.1           3179     -     3179     
-     -

>netstat -s
>
Its too long.  Don't want to offend anyone with a long debug output....

>netstat -m
>
hivemind# netstat -m
67/896/6144 mbufs in use (current/peak/max):
        66 mbufs allocated to data
        1 mbufs allocated to packet headers
64/600/1536 mbuf clusters in use (current/peak/max)
1424 Kbytes allocated to network (30% of mb_map in use)
0 requests for memory denied
0 requests for memory delayed
0 calls to protocol drain routines

>
>At the least, you could try "bouncing" (ifconfig down / ifconfig up) the
>interfaces if the situation degrades dramatically.
>
True, but the thing is these boxes, don't have keyboards hooked up to 
them, so when they go down,
I have to wait to see if they come up, or I kill the power if Im impatient.
I just moved the switch away from the box its next, hoping it need more 
ventilation, so Ill see how it goes now...

>
>Hope this helps.
>
>Stacey
>
>  
>

-- 
Gerard Samuel
http://www.trini0.org:81/
http://dev.trini0.org:81/



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