Re: [libvirt] Need help for thesis on Xen - disabling HAP for benchmarking purposes

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Mar 24, 2009 at 09:10:24AM +0100, Alexander Sascha wrote:
> Hi,
> 
> I'm a German student, writing my thesis on "Virtualization with Xen. 
> Analysis and Comparision of Different Techniques such as 
> Paravirtualization, Full Virtualization, and Utilization of Hardware 
> Support Provided by the Processor".
> 
> I'd like to know how I can disable HAP/RVI/Nested Paging for 
> benchmarking purposes. I read somewhere 
> (http://markmail.org/message/bbnivuqx6vjz7jg4) that Xen developers 
> decided to disable the global grub parameter introducing a per domain 
> flag for HAP instead (hap=0/1).

There's no  way to set this per domain in libvirt. IMHO it was crazy
to remove the global boot parameter for it :-(

On the other hand, XenD is all python code so trivially modified. So you
could easily edit the XenD python code to turn HAP on/off globally when
running your benchmarking tests.

Regards,
Daniel
-- 
|: Red Hat, Engineering, London   -o-   http://people.redhat.com/berrange/ :|
|: http://libvirt.org  -o-  http://virt-manager.org  -o-  http://ovirt.org :|
|: http://autobuild.org       -o-         http://search.cpan.org/~danberr/ :|
|: GnuPG: 7D3B9505  -o-  F3C9 553F A1DA 4AC2 5648 23C1 B3DF F742 7D3B 9505 :|

--
Libvir-list mailing list
Libvir-list@xxxxxxxxxx
https://www.redhat.com/mailman/listinfo/libvir-list

[Index of Archives]     [Virt Tools]     [Libvirt Users]     [Lib OS Info]     [Fedora Users]     [Fedora Desktop]     [Fedora SELinux]     [Big List of Linux Books]     [Yosemite News]     [KDE Users]     [Fedora Tools]