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Re: [lvs-users] Sync daemon and many concurrent connections

To: "LinuxVirtualServer.org users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [lvs-users] Sync daemon and many concurrent connections
From: Simon Horman <horms@xxxxxxxxxxxx>
Date: Fri, 9 Oct 2009 09:51:37 +1100
On Thu, Oct 08, 2009 at 09:23:40AM -0700, Sashi Kant wrote:
> Hello Siim,
> 
> We had similar packet/second rate in our environment and had issues of  
> dropped packets during floods of requests coming. We also have very  
> similar traffic pattern (small packets and lots of them). Our client  
> connections are not long running.
> 
> We start seeing issues with broadcom cards ~ 40 k PPS
> swapping them with intel helped us reach ~ 80 k PPS
> 
> Ultimately we had to replace intel (e1000) type card with newer intel  
> cards with MSI-X capabilities, this card uses igb driver which needed  
> to be compiled for debian etch and lenny systems.
> 
> During our test we could reach upto 600 K PPS using these cards  
> without hogging the interrupts.

Out of curiosity, are you using the Intel 82576 or the 82575?


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