On Thu, Jan 12, 2017 at 04:41:00PM +0200, Sagi Grimberg wrote:
>
> >>**Note: when I ran multiple threads on more cpus the performance
> >>degradation phenomenon disappeared, but I tested on a VM with
> >>qemu emulation backed by null_blk so I figured I had some other
> >>bottleneck somewhere (that
**Note: when I ran multiple threads on more cpus the performance
degradation phenomenon disappeared, but I tested on a VM with
qemu emulation backed by null_blk so I figured I had some other
bottleneck somewhere (that's why I asked for some more testing).
That could be because of the vmexits a