From: Cong Wang <amwang@redhat.com>
To: Pravin B Shelar <pshelar@nicira.com>
Cc: netdev <netdev@vger.kernel.org>
Subject: Re: A performance regression of gretap
Date: Thu, 11 Jul 2013 10:15:10 +0800 [thread overview]
Message-ID: <1373508910.12250.4.camel@cr0> (raw)
In-Reply-To: <327738182.1491147.1373450503005.JavaMail.root@redhat.com>
On Wed, 2013-07-10 at 06:01 -0400, Cong Wang wrote:
>
> Could you please take a look? And, gre tunnel is fine, this
> problem only exists for gretap. I reviewed the gretap code,
> but can't find any bug.
After digging it a little bit, I found some of the packets on RX side
have incorrect TCP checksum after going through gretap, while the
packets captured on eth0 are all correct.
Thanks.
next prev parent reply other threads:[~2013-07-11 2:15 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1025834928.1488534.1373450176613.JavaMail.root@redhat.com>
2013-07-10 10:01 ` A performance regression of gretap Cong Wang
2013-07-10 15:18 ` Rick Jones
2013-07-11 2:15 ` Cong Wang [this message]
2013-07-11 2:28 ` Pravin Shelar
2013-07-11 2:31 ` Cong Wang
2013-07-11 7:47 ` Pravin Shelar
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