From: Ring Fan <ringfan@daveigh.net>
To: John Covici <covici@ccs.covici.com>
Cc: linux kernel <linux-kernel@vger.kernel.org>
Subject: Re: local nntp connections much slower in 2.5.73 than in 2.4.x
Date: Thu, 03 Jul 2003 10:45:25 -0700 [thread overview]
Message-ID: <3F046BB5.3040202@daveigh.net> (raw)
In-Reply-To: <m3znjvbjft.fsf@ccs.covici.com>
John Covici wrote:
>Hi. I have been noticing an nntp problem in my 2.5.73 kernel. I
>have inn 2.3 set up on my machine and I use gnus to read mail and
>news. Now what happens is that when gnus starts up it connects to
>the server (same box) and gets all the active newsgroups. What I
>have noticed is a drastic slowdown in 2.5.73 (or other 7x) than in my
>2.4.20 kernel and I was wondering if anyone else has seen this or can
>tell me either a workaround or what is going on with this.
>
Loopback interface has debugging code in current 2.5.x -
Does this patch speed things up?
diff -urN linux-2.5.66/drivers/net/loopback.c
linux-2.5.66-faster/drivers/net/lo
opback.c
--- linux-2.5.66/drivers/net/loopback.c 2003-03-24 14:00:04.000000000 -0800
+++ linux-2.5.66-faster/drivers/net/loopback.c 2003-04-05
10:15:00.000000000 -0
800
@@ -193,8 +193,8 @@
/* Current netfilter will die with oom linearizing large skbs,
* however this will be cured before 2.5.x is done.
- */
dev->features |= NETIF_F_TSO;
+ */
dev->priv = kmalloc(sizeof(struct net_device_stats), GFP_KERNEL);
if (dev->priv == NULL)
prev parent reply other threads:[~2003-07-03 17:31 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-07-03 17:37 local nntp connections much slower in 2.5.73 than in 2.4.x John Covici
2003-07-03 17:45 ` Ring Fan [this message]
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