Re: [libvirt] CPU compare and baseline

2011-03-25 Thread Jiri Denemark
Ok, I didn't understand how to use cpu-baseline, it's not clear in the help command. So cpu-baseline give me the CPU XML file I need to use to be able to migrate between two hosts but how I use this XML file ? You can just stick the output of cpu-baseline to guest's XML file, so you could

Re: [libvirt] CPU compare and baseline

2011-03-22 Thread Daniel P. Berrange
On Mon, Mar 21, 2011 at 06:34:40PM +0100, Edouard Thuleau wrote: Hi, I try to understand the compare and baseline CPU commands with libvirt. This functions are useful for the migration ? Before migrate a domain to other host, libvirt verifies the CPU compatibility, that's right ? I've got

Re: [libvirt] CPU compare and baseline

2011-03-22 Thread Jiri Denemark
On Mon, Mar 21, 2011 at 18:34:40 +0100, Edouard Thuleau wrote: Hi, I try to understand the compare and baseline CPU commands with libvirt. This functions are useful for the migration ? Before migrate a domain to other host, libvirt verifies the CPU compatibility, that's right ? Right. *$

Re: [libvirt] CPU compare and baseline

2011-03-22 Thread Edouard Thuleau
Thanks for your help. Ok, I didn't understand how to use cpu-baseline, it's not clear in the help command. So cpu-baseline give me the CPU XML file I need to use to be able to migrate between two hosts but how I use this XML file ? Another question, why Libvirt consider CPUs with non-matching

[libvirt] CPU compare and baseline

2011-03-21 Thread Edouard Thuleau
Hi, I try to understand the compare and baseline CPU commands with libvirt. This functions are useful for the migration ? Before migrate a domain to other host, libvirt verifies the CPU compatibility, that's right ? I've got two 64bits hosts, one with an Intel CPU : *cpu* * **archx86_64/arch*