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From: Christian Robottom Reis <kiko-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
To: David C Niemi <dniemi-0nFLJxsdniVWk0Htik3J/w@public.gmane.org>,
	Nicolas Pitre
	<nicolas.pitre-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Cc: linaro-dev-cunTk1MwBs8s++Sfvej+rw@public.gmane.org,
	cpufreq-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: Issues with ondemand governor
Date: Fri, 26 Nov 2010 20:38:15 -0200	[thread overview]
Message-ID: <20101126223815.GU30563@anthem.async.com.br> (raw)
In-Reply-To: <4CEA959F.9000505-0nFLJxsdniVWk0Htik3J/w@public.gmane.org>

On Mon, Nov 22, 2010 at 11:09:03AM -0500, David C Niemi wrote:
> The general problem here is that the ondemand governor is aimed more at
> power savings than performance.  In cases where the ondemand governor
> performs worse than the performance governor, the "sampling_down_factor"
> tunable is often useful.  I submitted the patch to add this tunable a
> few weeks ago and it was acked by Venki, but I don't know what happened
> to it after that.

Would you like to get it merged into linux-linaro? Given it's been ack'd
I think Nicolas might be willing to consider it:

    http://kerneltrap.org/mailarchive/linux-kernel/2010/10/6/4628889/thread
-- 
Christian Robottom Reis   | [+55] 16 9112 6430 | http://launchpad.net/~kiko
Linaro Engineering VP     | [ +1] 612 216 4935 | http://async.com.br/~kiko

  parent reply	other threads:[~2010-11-26 22:38 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-22 13:18 Issues with ondemand governor Vishwanath Sripathy
2010-11-22 16:09 ` David C Niemi
2010-11-23 12:29   ` Vishwanath Sripathy
2010-11-23 14:52     ` Amit Kucheria
2010-11-24 11:57       ` Vishwanath Sripathy
2010-11-24 14:12         ` David C Niemi
2010-11-25 12:05           ` Vishwanath Sripathy
2010-11-25 14:31             ` Thomas Renninger
     [not found]   ` <4CEA959F.9000505-0nFLJxsdniVWk0Htik3J/w@public.gmane.org>
2010-11-26 22:38     ` Christian Robottom Reis [this message]
     [not found]       ` <20101126223815.GU30563-J1k5CargkBPB0jqWMgOSsQh0onu2mTI+@public.gmane.org>
2010-11-29  9:05         ` Vishwanath Sripathy
2010-11-29 15:16       ` David C Niemi
     [not found]         ` <4CF3C3B4.3000209-0nFLJxsdniVWk0Htik3J/w@public.gmane.org>
2010-11-29 15:38           ` Nicolas Pitre
2010-11-29 18:00             ` Dave Jones
2010-11-29 20:03               ` David C Niemi

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