[SPDK] Re: virtio blk and vhost blk question

[SPDK] Re: virtio blk and vhost blk question

[Liu, Changpeng]

[-- Attachment #1: Type: text/plain, Size: 793 bytes --]

Hi Sheng,

You can increase the size as you wish, even you didn't change it, 
if the queue.size in front driver bigger that this value, SPDK will report 
an error when startup.


> -----Original Message-----
> From: sheng qiu <herbert1984106(a)gmail.com>
> Sent: Saturday, December 5, 2020 3:38 AM
> To: spdk(a)lists.01.org
> Subject: [SPDK] virtio blk and vhost blk question
> 
> Hi,
> 
> I have a question regarding virtio blk and vhost blk.
> In the code there's a limitation on max vq size which is bounded by
> SPDK_VHOST_MAX_VQ_SIZE.
> If we increase this size, will there be any problems?
> 
> Thanks,
> Sheng
> _______________________________________________
> SPDK mailing list -- spdk(a)lists.01.org
> To unsubscribe send an email to spdk-leave(a)lists.01.org

[SPDK] Re: virtio blk and vhost blk question

[sheng qiu]

[-- Attachment #1: Type: text/plain, Size: 1118 bytes --]

got it, thanks for the reply.

sheng

On Sat, Dec 5, 2020 at 9:54 AM Liu, Changpeng <changpeng.liu(a)intel.com> wrote:
>
> Hi Sheng,
>
> You can increase the size as you wish, even you didn't change it,
> if the queue.size in front driver bigger that this value, SPDK will report
> an error when startup.
>
>
> > -----Original Message-----
> > From: sheng qiu <herbert1984106(a)gmail.com>
> > Sent: Saturday, December 5, 2020 3:38 AM
> > To: spdk(a)lists.01.org
> > Subject: [SPDK] virtio blk and vhost blk question
> >
> > Hi,
> >
> > I have a question regarding virtio blk and vhost blk.
> > In the code there's a limitation on max vq size which is bounded by
> > SPDK_VHOST_MAX_VQ_SIZE.
> > If we increase this size, will there be any problems?
> >
> > Thanks,
> > Sheng
> > _______________________________________________
> > SPDK mailing list -- spdk(a)lists.01.org
> > To unsubscribe send an email to spdk-leave(a)lists.01.org
> _______________________________________________
> SPDK mailing list -- spdk(a)lists.01.org
> To unsubscribe send an email to spdk-leave(a)lists.01.org