linux-kernel - Re: testing io.low limit for blk-throttle

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Message-ID: <20180426183200.GK1911913@devbig577.frc2.facebook.com>
Date:   Thu, 26 Apr 2018 11:32:00 -0700
From:   Tejun Heo <tj@...nel.org>
To:     Paolo Valente <paolo.valente@...aro.org>
Cc:     Joseph Qi <jiangqi903@...il.com>,
        linux-block <linux-block@...r.kernel.org>,
        Jens Axboe <axboe@...nel.dk>, Shaohua Li <shli@...com>,
        Mark Brown <broonie@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: testing io.low limit for blk-throttle

Hello,

On Tue, Apr 24, 2018 at 02:12:51PM +0200, Paolo Valente wrote:
> +Tejun (I guess he might be interested in the results below)

Our experiments didn't work out too well either.  At this point, it
isn't clear whether io.low will ever leave experimental state.  We're
trying to find a working solution.

Thanks.

-- 
tejun