Re: [PATCH 0/2] dm-ioband: I/O bandwidth controller v1.8.0: Introduction

From: Chen Zumeng
Date: Wed Oct 22 2008 - 04:15:26 EST

Ryo Tsuruta wrote:
Hi Chen,

Chen Zumeng wrote:
Hi, Ryo Tsuruta
And our test team want to test bio_tracking as your benchmark reports,
so would you please send me your test codes? Thanks in advance.
Hi Ryo Tsuruta,

I wonder if you received last email, so I reply this email to ask
for your bio_tracking test codes to generate your benchmark reports
as shown in your website. Thanks in advance :)
Thanks for you quick reply :)


I've uploaded two scripts here: controls bandwidth based on the number of I/O requests,
and controls bandwidth based onthe number of I/O sectors.
Theses scritpts require xdd disk I/O testing tool which can be
downloaded from here:

Please feel free to ask me questions if you have any questions.
OK thanks.

P.S. The following are my changes to avoid schedule_timeout:

Thanks, but your patch seems to cause a problem when ioband devices
which have the same name are created at the same time. I will fix the
issue in the next release.
Maybe, hoping your next release :)


Ryo Tsuruta

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