Re: [RFC PATCH 1/1] block: add vhost-blk backend

2022-10-05 Thread Stefan Hajnoczi
On Wed, Oct 05, 2022 at 04:06:58PM +0300, Andrey Zhadchenko wrote: > Thanks for the review! > > On 10/4/22 21:45, Stefan Hajnoczi wrote: > > On Mon, Jul 25, 2022 at 11:55:27PM +0300, Andrey Zhadchenko wrote: > > > Although QEMU virtio is quite fast, there is still some room for > > >

Re: [RFC PATCH 1/1] block: add vhost-blk backend

2022-10-05 Thread Andrey Zhadchenko
Thanks for the review! On 10/4/22 21:45, Stefan Hajnoczi wrote: On Mon, Jul 25, 2022 at 11:55:27PM +0300, Andrey Zhadchenko wrote: Although QEMU virtio is quite fast, there is still some room for improvements. Disk latency can be reduced if we handle virito-blk requests in host kernel istead

Re: [RFC PATCH 1/1] block: add vhost-blk backend

2022-10-04 Thread Stefan Hajnoczi
On Mon, Jul 25, 2022 at 11:55:27PM +0300, Andrey Zhadchenko wrote: > Although QEMU virtio is quite fast, there is still some room for > improvements. Disk latency can be reduced if we handle virito-blk requests > in host kernel istead of passing them to QEMU. The patch adds vhost-blk > backend

[RFC PATCH 1/1] block: add vhost-blk backend

2022-07-25 Thread Andrey Zhadchenko via
Although QEMU virtio is quite fast, there is still some room for improvements. Disk latency can be reduced if we handle virito-blk requests in host kernel istead of passing them to QEMU. The patch adds vhost-blk backend which sets up vhost-blk kernel module to process requests. test setup and