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Re: SYN_RECV state symptoms in LVS-DR

To: "LinuxVirtualServer.org users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: SYN_RECV state symptoms in LVS-DR
From: Joseph Mack <mack.joseph@xxxxxxx>
Date: Mon, 17 May 2004 14:14:59 -0400
bala musrif wrote:
> 
> My setup has one director and two real servers. If I
> take down one real server, I do not see this problem.
> But if both real servers are running I see this
> happening intermittenly, when it hangs I see
> InactCount increase and in SYN_RECV state. I thought
> this is arp problem and tried with multiple arp
> technics but so far no luck.

still looks like an arp problem at the moment.

o check the MAC address for the VIP in the router, when the LVS hangs

o test that the realservers dont' reply to arp requests

Joe

-- 
Joseph Mack PhD, High Performance Computing & Scientific Visualization
SAIC, Supporting the EPA Research Triangle Park, NC 919-541-0007
Federal Contact - John B. Smith 919-541-1087 - smith.johnb@xxxxxxx
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