From: Andi Kleen <andi@firstfloor.org>
To: Ben Greear <greearb@candelatech.com>
Cc: David Miller <davem@davemloft.net>, netdev@vger.kernel.org
Subject: Re: TCP connection stops after high load.
Date: 12 Apr 2007 16:48:10 +0200 [thread overview]
Message-ID: <p73y7kx7iol.fsf@bingen.suse.de> (raw)
In-Reply-To: <461D4DD7.7020207@candelatech.com>
Ben Greear <greearb@candelatech.com> writes:
>
> I don't mind adding printks...and I've started reading through the code,
> but there is a lot of it, and indiscriminate printks will likely just
> hide the problem because it will slow down performance so much.
You could add /proc/net/snmp counters for interesting events (e.g. GFP_ATOMIC
allocations failing). Perhaps netstat -s already shows something interesting.
-Andi
next prev parent reply other threads:[~2007-04-12 13:49 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-11 18:50 TCP connection stops after high load Ben Greear
2007-04-11 20:26 ` Ben Greear
2007-04-11 20:48 ` David Miller
2007-04-11 21:06 ` Ben Greear
2007-04-11 21:11 ` David Miller
2007-04-11 21:31 ` Ben Greear
2007-04-11 21:39 ` David Miller
2007-04-12 2:44 ` SANGTAE HA
2007-04-12 1:06 ` Benjamin LaHaise
2007-04-12 14:48 ` Andi Kleen [this message]
2007-04-12 17:59 ` Ben Greear
2007-04-12 18:19 ` Eric Dumazet
2007-04-12 19:12 ` Ben Greear
2007-04-12 20:41 ` Eric Dumazet
2007-04-12 21:36 ` Ben Greear
2007-04-13 7:09 ` Evgeniy Polyakov
2007-04-13 16:42 ` Ben Greear
2007-04-13 16:10 ` Daniel Schaffrath
2007-04-13 16:41 ` Eric Dumazet
2007-04-14 4:21 ` Herbert Xu
2007-04-14 4:25 ` David Miller
2007-04-14 5:31 ` Eric Dumazet
2007-04-14 5:37 ` David Miller
2007-04-11 20:41 ` David Miller
2007-04-12 6:12 ` Ilpo Järvinen
-- strict thread matches above, loose matches on Subject: below --
2007-04-12 21:11 Robert Iakobashvili
2007-04-12 21:15 ` David Miller
2007-04-15 12:14 ` Robert Iakobashvili
2007-04-15 15:31 ` John Heffner
2007-04-15 15:49 ` Robert Iakobashvili
2007-04-16 18:07 ` John Heffner
2007-04-16 18:51 ` Robert Iakobashvili
2007-04-16 19:11 ` John Heffner
2007-04-16 19:17 ` David Miller
2007-04-16 19:15 ` David Miller
2007-04-17 7:58 ` Robert Iakobashvili
2007-04-17 19:39 ` David Miller
2007-04-17 19:47 ` John Heffner
2007-04-17 19:51 ` David Miller
2007-04-17 19:58 ` Robert Iakobashvili
2007-04-15 13:52 ` Robert Iakobashvili
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