Re: [Qemu-devel] Following up questions related to QEMU and I/O Thread

[Wei Li]

Thanks Stefan for your quick response!

Hi Paolo,
Could you please send us a link related to the multiqueue feature which you are 
working on so that we could start getting some details about the feature.

Thanks again,
Wei 

On 4/1/19, 3:54 AM, "Stefan Hajnoczi" <address@hidden> wrote:

    On Fri, Mar 29, 2019 at 08:16:36AM -0700, Wei Li wrote:
    > Thanks Stefan for your reply and guidance!
    > 
    > We spent some time on exploring the multiple I/O Threads approach per 
your feedback. Based on the perf measurement data, we did see some IOPS 
improvement for multiple volumes, which is great. :)
    > 
    > In addition, IOPS for single Volume will still be a bottleneck, it seems 
like multiqueue block layer feature which Paolo is working on may be able to 
help improving the IOPS for single volume.
    > 
    > @Paolo, @Stefan, 
    > Would you mind sharing the multiqueue feature code branch with us? So 
that we could get some rough idea about this feature and maybe start doing some 
exploration? 
    
    Paolo last worked on this code, so he may be able to send you a link.
    
    Stefan