Re: [lvs-users] Handling Duplicate ACKs, and a Game of Pong.

To: Julian Anastasov <ja@xxxxxx>
Subject: Re: [lvs-users] Handling Duplicate ACKs, and a Game of Pong.
Cc: lvs-users@xxxxxxxxxxxxxxxxxxxxxx, chchen@xxxxxxx
From: Charlie Allom <charlie@xxxxxxxxxxxxxx>
Date: Sun, 27 Mar 2011 19:05:22 +0100
On Sun, Mar 27, 2011 at 08:10:36PM +0300, Julian Anastasov <ja@xxxxxx> wrote:
> On Sun, 27 Mar 2011, Charlie Allom wrote:
> > 
> > Yes my symptom is a rogue ACK/FIN/RST (same seq/ack #) that is sent multiple
> > times from director -> backupdirector, and then the backupdirector ping
> > pongs that packet on its loopback interface at up to 800Mbps and brings
> > down the machine with interrupts.
>       From the provided information the symptoms very
> much look like the problem discusses in this thread:

Wow thanks Julian! Lots of good info in that thread. I will try some of
the workarounds and patches, and let you know :)


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