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Re: [Xen-devel] increasing the number of guests (NR_DYNIRQS)
| To: | "echo@xxxxxxxxxxxx" <echo@xxxxxxxxxxxx>, Luke S Crawford <lsc@xxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] increasing the number of guests (NR_DYNIRQS) |
| From: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
| Date: | Sat, 20 Feb 2010 13:41:03 +0000 |
| Cc: | "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx> |
| Delivery-date: | Sat, 20 Feb 2010 05:42:30 -0800 |
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| Thread-index: | AcqyI5ArKS5oGpWqQ52yeLolHngsJwADsfya |
| Thread-topic: | [Xen-devel] increasing the number of guests (NR_DYNIRQS) |
| User-agent: | Microsoft-Entourage/12.23.0.091001 |
On 20/02/2010 11:54, "Tim Post" <echo@xxxxxxxxxxxx> wrote: >> #define NR_DYNIRQS 1024 >> >> (it defaults to 256) > > I've done the same thing several times without breaking anything. What I > could not see is how much more expensive 1024 is than 256. Like you, I > had hosts with guests way north of 200 that did very little, so ... Yeah, could even just change to 1024 statically. I don't think it's very expensive. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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