Re: [lvs-users] Does LVS Choke a Little Bit Under High Load?

To: " users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [lvs-users] Does LVS Choke a Little Bit Under High Load?
From: "Robinson, Eric" <eric.robinson@xxxxxxxxx>
Date: Thu, 24 Mar 2011 14:23:01 -0700
> On Thu, 2011-03-24 at 11:50 -0700, Robinson, Eric wrote:
> > Is possible that LVS might have problems with passive FTP 
> when there 
> > are a lot of simultaneous connections to track?
> Possible; I would consider it more possible that there's 
> something more likely to be dropping out of a table - either 
> the tracking table for LVS connections, or the netfilter 
> conntrack records.
> How many is "a lot"?
> Graeme

I have not actually counted the connections, but I would estimate maybe
ten thousand or more. I've been a little afraid of running any commands
on the load balancer to count the number of connections during high
production load. I didn't want to break something. Probably a silly
worry. What command should I run? I'll post the output.



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