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ons 2011-03-02 klockan 10:28 +0200 skrev |
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pageexec@××××××××.hu: |
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> On 1 Mar 2011 at 18:28, Anthony G. Basile wrote: |
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> > > in HVM mode |
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> > > i386 should be fine, amd64 should be dead slow. |
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> > |
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> > In my experience, both are fine. I run hardened x86, hardened amd64 and |
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> > hardened amd64 nomultilib as domU. The host is OpenSuse 11.3. I have |
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> > both KERNEXEC and UDEREF on, no noticeable problems. |
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> now that's interesting, does the host have/use EPT (or amd's equivalent)? |
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> > KVM is a different story, and I do see slowdown for amd64. |
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> this means that the slowdown is truly specific to some kvm/uderef interaction, |
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> not that i have an idea where to look still... |
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Are you missing anything you need to figure this out, like profiling |
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data? |