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[Xen-devel] Benchmarking Xen - Xeon vs Opteron. Will memory latency make a difference?


  • To: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: Nicholas Lee <emptysands@xxxxxxxxx>
  • Date: Fri, 26 Aug 2005 11:06:49 +1200
  • Delivery-date: Thu, 25 Aug 2005 23:04:55 +0000
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  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>

Has anyone done any performance profiling for Xen on different
platforms?  I'm wondering if the big (50%+) memory latency advantage
the Opteron's have over the Xeon's makes a big difference in the
context of a Xen host with multiple active guest domains.

Particularly at the moment I'm considering the 2-way situation with
the SunFire v20z vs the Intel SR1400JR2.

-- 
Nicholas Lee
http://stateless.geek.nz
gpg 8072 4F86 EDCD 4FC1 18EF  5BDD 07B0 9597 6D58 D70C

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