[openstack-dev] [nova] [libvirt] [scaleio] ScaleIO libvirt volume driver native mode

young, eric Eric.Young at dell.com
Mon Jan 8 18:52:27 UTC 2018


On the surface, I have no problems with this.

Can you send me the measurements and an idea of what the patch would look like?

Please use my work email at eric.young at dell.com

Eric





On 1/8/18, 1:35 PM, "Matt Riedemann" <mriedemos at gmail.com> wrote:

>On 1/8/2018 8:59 AM, Bal√°zs Gibizer wrote:
>> Two years ago a patch merged [1] that set AIO mode of some of the 
>> libivrt volume drivers to 'native' instead of the default 'threading'. 
>> At that time the ScaleIO driver was not modified. Recently we did some 
>> measurements (on Mitaka base) and we think that the ScaleIO volume 
>> driver could also benefit from the 'native' mode. So in Rocky we would 
>> like to propose a small change to set the 'native' mode for the ScaleIO 
>> volume driver too. Does anybody have opposing measurements or views?
>
>You should probably talk to Eric Young (eric at aceshome.com) who is 
>working on adding the scaleio image backend for the libvirt driver.
>
>-- 
>
>Thanks,
>
>Matt
>
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