Re: [PATCH V3 00/11] block-throttle: add .high limit

From: Vivek Goyal
Date: Wed Oct 05 2016 - 09:12:24 EST

On Wed, Oct 05, 2016 at 02:37:00PM +0200, Paolo Valente wrote:

> Anyway, to avoid going on with trying speculations and arguments, let
> me retry with a practical proposal. BFQ is out there, free. Let's
> just test, measure and check whether we have already a solution to
> the problems you/we are still trying to solve in Linux.

Hi Paolo,

Does BFQ implementaiton scale for fast storage devices using blk-mq
interface. We will want to make sure that locking and other overhead of
BFQ is very minimal so that overall throughput does not suffer.