linux-kernel - Re: large packet loss take2 2.6.31.x

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Message-ID: <81bfc67a0911250606k1ec76354n217da9ca20b3517c@mail.gmail.com>
Date:	Wed, 25 Nov 2009 09:06:30 -0500
From:	Caleb Cushing <xenoterracide@...il.com>
To:	Jarek Poplawski <jarkao2@...il.com>
Cc:	Frans Pop <elendil@...net.nl>, Andi Kleen <andi@...stfloor.org>,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	Jeff Kirsher <jeffrey.t.kirsher@...el.com>,
	Jesse Brandeburg <jesse.brandeburg@...el.com>,
	e1000-devel@...ts.sourceforge.net
Subject: Re: large packet loss take2 2.6.31.x

> Alas it's not all information I asked. E.g. "netstat -s before faulty
> kernel" and "netstat -s after faulty kernel" seem to be the same file:
> netstat_after.slave4.log.gz.

sorry I guess I misunderstood what you wanted? (or maybe I just dorked
it when I created all the files)  I upped a netstat -s from a good
kernel shortly after reboot.

> Anyway, since there are problems with
> getting stats from the router we still can't compare them, or check
> for the dropped stats. (Btw, could you check for /proc/net/softnet_stat
> yet?)

router? good kernel? bad kernel?

> So, it might be the kernel problem you reported, but there is not
> enough data to prove it. Then my proposal is to try to repeat this
> problem in more "testing friendly" conditions - preferably against
> some other, more up-to-date linux box, if possible?

yeah 2.6.31.6 works on my laptop fine I'll just have to see about
getting a direct connection to it. probably do that after I bring the
other NIC back from home, on thanksgiving.


-- 
Caleb Cushing

http://xenoterracide.blogspot.com
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