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Re: [Xen-devel] n/w performance degradation
| To: | Ian Pratt <m+Ian.Pratt@xxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] n/w performance degradation |
| From: | Diwaker Gupta <diwaker.lists@xxxxxxxxx> |
| Date: | Mon, 5 Dec 2005 18:07:16 -0800 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
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> Ah, I expect I know what's going on here. > > Linux sizes the default socket buffer size based on how much 'system' > memory it has. Yes it does. But I've managed to saturate gigabit links from my VMs with the _exact_ same configuration earlier, hence my original email. > For a gigabit network you need at least 128KB. These are extremely low latency networks, so the requirements might actually be lower than this. Diwaker -- Web/Blog/Gallery: http://floatingsun.net _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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