linux-kernel - Re: [PATCH] psi: Clarify the units used in pressure files

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Message-ID: <20190402211825.GA16779@cmpxchg.org>
Date:   Tue, 2 Apr 2019 17:18:26 -0400
From:   Johannes Weiner <hannes@...xchg.org>
To:     Waiman Long <longman@...hat.com>
Cc:     Jonathan Corbet <corbet@....net>, linux-kernel@...r.kernel.org,
        linux-doc@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>,
        Tejun Heo <tj@...nel.org>
Subject: Re: [PATCH] psi: Clarify the units used in pressure files

On Tue, Apr 02, 2019 at 03:38:10PM -0400, Waiman Long wrote:
> The output of the PSI files show a bunch of numbers with no unit.
> The psi.txt documentation file also does not indicate what units
> are used.  One can only find out by looking at the source code. The
> units are percentage for the averages and useconds for the total.
> Make the information easier to find by documenting the units in psi.txt.
> 
> Signed-off-by: Waiman Long <longman@...hat.com>

Acked-by: Johannes Weiner <hannes@...xchg.org>

Thanks Waiman!