[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Xenoprof on Xen-4.1.2
On 29/05/12 16:29, Konrad Rzeszutek Wilk wrote: The Xeon E5620 processor has model number 0x2c (Westmere class), neither the Xen or the latest upstream Linux kernel have oprofile support for this processor.On Tue, May 29, 2012 at 01:38:37PM +0800, suixiufeng wrote:Hi: I want to use xenoprof (patched oprofile-0.9.5) to profile VM (both HVM and PV) apps and kernel performance based on passive domains. My platform is as follows: CPU:Intel(R) Xeon(R) CPU E5620 @ 2.40GHz Hypervosir: Xen 4.1.2 Dom0 kernel: linux 2.6.38.2 I am not sure whether xenoprof can work on this platform. * As soon as I start xenoprof in passive domain mode, the VM can't run workload immediately (The VM doesn't crash. If I ping the VM from other machine, the response time is really high ). I can't input any commands through the console prompt. *Do you have the patches applied to the kernel to use oprofile? http://lxr.linux.no/linux+*/arch/x86/oprofile/nmi_int.c#L642 http://xenbits.xen.org/hg/xen-unstable.hg/file/52ffce7a036e/xen/arch/x86/oprofile/nmi_int.c#l344 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel_______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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