From: Jens Axboe <axboe@kernel.dk>
To: linux-btrace@vger.kernel.org
Subject: Re: [PATCH] blkiomon: Fix an output error.
Date: Fri, 14 Jan 2011 08:07:48 +0000 [thread overview]
Message-ID: <4D300454.9000301@kernel.dk> (raw)
In-Reply-To: <1294991770-16405-1-git-send-email-tm@tao.ma>
On 2011-01-14 08:56, Tao Ma wrote:
> From: Tao Ma <boyu.mt@taobao.com>
>
> When we give out some statistics in blkiomon, we don't consider
> the situation that the device has no correspoinding action. See
> if there is no disk read during the interval, the output in my box is
> like:
> sizes read (bytes): num 0, min -1, max 0, sum 0, squ 0, avg nan, var nan
>
> With the fix, now it looks like:
> sizes read (bytes): num 0, min -1, max 0, sum 0, squ 0, avg 0.0, var 0.0
Thanks, applied!
--
Jens Axboe
prev parent reply other threads:[~2011-01-14 8:07 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-14 7:56 [PATCH] blkiomon: Fix an output error Tao Ma
2011-01-14 8:07 ` Jens Axboe [this message]
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