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Re: [Xen-users] Heavy Dom0 traffic stops network
| To: | Simon Hobson <linux@xxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-users] Heavy Dom0 traffic stops network |
| From: | "Fajar A. Nugraha" <fajar@xxxxxxxxx> |
| Date: | Mon, 1 Feb 2010 19:42:27 +0700 |
| Cc: | xen-users@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Mon, 01 Feb 2010 04:43:03 -0800 |
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On Mon, Feb 1, 2010 at 6:37 PM, Simon Hobson <linux@xxxxxxxxxxxxxxxx> wrote: > However, it's not just traffic from Dom0 to DomU that does it. I've got a > big transfer going from another machine copying large amounts of data to the > same DomU - and ping is showing occasional dropped packets. > > > So, anyone got hints on what;s causing it, and more importantly, how to fix > it ? Do you have traffic limit somewhere? It sounds like the switch your physical machine connected to has port storm-control or similar. I'd suggest testing using crossover cable from server <-> laptop and use iperf (or other packet generators) to isolate the problem. -- Fajar _______________________________________________ Xen-users mailing list Xen-users@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-users |
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