On 12/02/2016 11:25, Stefan Hajnoczi wrote: > On Thu, Feb 11, 2016 at 03:11:55PM +0000, Jignasha Vithalani wrote: >> > How to set cache.direct = on if using aio=native with qemu 2.3 >> > while mounting with nbd > The NBD block driver does not honor -drive cache=on|off. It does not > have a client-side cache.
It also does not honor aio=native, which you can likewise set in qemu-nbd. Paolo > Instead you must set the cache mode on the NBD server side with qemu-nbd > --nocache.