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

Re: [Xen-devel] Xen 4.5 development update (July update)



On mar, 2014-07-22 at 20:28 -0400, konrad.wilk@xxxxxxxxxx wrote:

> == x86 == 

> *  HT enabled, virtualization overhead is high (Xen 4.4) (none)
>    kernbench demonstrated it
>    looking and tracing it
>   -  Dario Faggioli
> 
There is a (sub-)thread sill ongoing here:
http://www.gossamer-threads.com/lists/xen/devel/339409

However, there have been found counterexamples, i.e., numbers showing
that virt overhead is similar with and without HT, so I think this
bullet can go away (not sure with what tracking status...)

Dario

-- 
<<This happens because I choose it to happen!>> (Raistlin Majere)
-----------------------------------------------------------------
Dario Faggioli, Ph.D, http://about.me/dario.faggioli
Senior Software Engineer, Citrix Systems R&D Ltd., Cambridge (UK)

Attachment: signature.asc
Description: This is a digitally signed message part

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel

 


Rackspace

Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.