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Re: [libvirt-users] qcow2 performance



Hello,

On 02/05/2012 11:31 PM, Stefan G. Weichinger wrote:
> 
> Greets,
> 
> I have to research performance-issues of a W2003-VM within KVM.
> 
> Right now it's a qcow2-image-file w/ default settings within libvirt
> (configured by vmm ...)
> 
> My question:
> 
> what caching to use?
> 
> writeback/writethrough/etc  ... what to use for data integrity while not
> getting ultraslow performance?

A brief summary about qcow2 performance ... HTH

http://www.linux-kvm.org/page/Qcow2

Regards,
Andreas

> 
> Found
> 
> https://www.linuxfoundation.jp/jp_uploads/JLS2009/jls09_hellwig.pdf
> 
> Is there any other list/doc what to use and why?
> 
> Thanks, Stefan
> 
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> libvirt-users redhat com
> https://www.redhat.com/mailman/listinfo/libvirt-users


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