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Re: [Xen-devel] Will Xen 4.0 release use the pv-ops kernel despite it's
| To: | Tom Rotenberg <tom.rotenberg@xxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] Will Xen 4.0 release use the pv-ops kernel despite it's performance hit |
| From: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
| Date: | Sun, 20 Dec 2009 21:53:52 +0000 |
| Cc: | |
| Delivery-date: | Sun, 20 Dec 2009 13:54:23 -0800 |
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| Thread-topic: | [Xen-devel] Will Xen 4.0 release use the pv-ops kernel despite it's performance hit |
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On 20/12/2009 17:41, "Tom Rotenberg" <tom.rotenberg@xxxxxxxxx> wrote: > Will Xen 4.0 release use the pv-ops kernel, despite the fact that it > has about ~15% hit in performance? > This is a major performance hit, and releasing a new Xen version with > a 15% performance hit in the dom0 kernel compared to a previous > version, will just cause people not to upgrade to Xen 4.0 (especially > if Xen 4.0, won't support the old 2.6.18 xen kernel anymore). > > Is this performance issue going to be addressed prior to Xen 4.0 release? Work on both stabilisation and performance will be ongoing. But bear in mind that upgrading to Xen 4.0 will not require users to switch to pv_ops dom0. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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