From: Mike Galbraith <efault@gmx.de>
To: svaidy@linux.vnet.ibm.com
Cc: balbir@linux.vnet.ibm.com, Ingo Molnar <mingo@elte.hu>,
linux-kernel@vger.kernel.org,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH v7 0/8] Tunable sched_mc_power_savings=n
Date: Fri, 09 Jan 2009 07:00:43 +0100 [thread overview]
Message-ID: <1231480843.5570.36.camel@marge.simson.net> (raw)
In-Reply-To: <20090108174655.GQ4574@dirshya.in.ibm.com>
On Thu, 2009-01-08 at 23:16 +0530, Vaidyanathan Srinivasan wrote:
> I agree with the 'visibility' to low level interface that you have
> pointed out. It will be good to have flags showup at the low level
> interface, but do end users like system administrators would want to
> know and tune these flags?
IMHO there is no difference between these tunings and any other tuning,
the unwary admin can shoot himself in the foot in any number of ways.
The monotonic interface setting sensible flags is fine, but invisible
flags is not.
We may have to agree to disagree.
-Mike
next prev parent reply other threads:[~2009-01-09 6:00 UTC|newest]
Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-18 17:55 [PATCH v7 0/8] Tunable sched_mc_power_savings=n Vaidyanathan Srinivasan
2008-12-18 17:56 ` [PATCH v7 1/8] sched: convert BALANCE_FOR_xx_POWER to inline functions Vaidyanathan Srinivasan
2008-12-18 17:56 ` [PATCH v7 2/8] sched: Framework for sched_mc/smt_power_savings=N Vaidyanathan Srinivasan
2008-12-18 17:56 ` [PATCH v7 3/8] sched: favour lower logical cpu number for sched_mc balance Vaidyanathan Srinivasan
2008-12-18 17:56 ` [PATCH v7 4/8] sched: nominate preferred wakeup cpu Vaidyanathan Srinivasan
2008-12-18 18:12 ` Balbir Singh
2008-12-19 21:55 ` Andrew Morton
2008-12-19 22:19 ` Andrew Morton
2008-12-19 22:27 ` Ingo Molnar
2008-12-19 22:31 ` Ingo Molnar
2008-12-19 22:38 ` Andrew Morton
2008-12-19 22:54 ` Ingo Molnar
2008-12-20 4:36 ` Vaidyanathan Srinivasan
2008-12-20 4:44 ` Andrew Morton
2008-12-20 7:54 ` Ingo Molnar
2008-12-20 10:02 ` Vaidyanathan Srinivasan
2008-12-20 10:36 ` Vaidyanathan Srinivasan
2008-12-20 10:56 ` Vaidyanathan Srinivasan
2008-12-21 8:46 ` Ingo Molnar
2008-12-18 17:56 ` [PATCH v7 5/8] sched: bias task wakeups to preferred semi-idle packages Vaidyanathan Srinivasan
2008-12-18 18:11 ` Balbir Singh
2008-12-18 17:56 ` [PATCH v7 6/8] sched: activate active load balancing in new idle cpus Vaidyanathan Srinivasan
2008-12-18 17:56 ` [PATCH v7 7/8] sched: add SD_BALANCE_NEWIDLE at MC and CPU level for sched_mc>0 Vaidyanathan Srinivasan
2008-12-18 17:56 ` [PATCH v7 8/8] sched: idle_balance() does not call load_balance_newidle() Vaidyanathan Srinivasan
2008-12-18 18:12 ` Balbir Singh
2008-12-18 20:17 ` Ingo Molnar
2008-12-18 20:19 ` [PATCH v7 0/8] Tunable sched_mc_power_savings=n Ingo Molnar
2008-12-18 20:31 ` Ingo Molnar
2008-12-19 8:29 ` Vaidyanathan Srinivasan
2008-12-19 8:24 ` Vaidyanathan Srinivasan
2008-12-19 13:34 ` Vaidyanathan Srinivasan
2008-12-29 23:43 ` MinChan Kim
2008-12-30 2:48 ` Balbir Singh
2008-12-30 6:21 ` Ingo Molnar
2008-12-30 6:44 ` Balbir Singh
2008-12-30 7:20 ` Ingo Molnar
2008-12-30 18:07 ` Vaidyanathan Srinivasan
2009-01-02 7:26 ` Vaidyanathan Srinivasan
2009-01-02 22:16 ` Ingo Molnar
2009-01-03 7:29 ` Mike Galbraith
2009-01-03 10:16 ` Vaidyanathan Srinivasan
2009-01-03 11:22 ` Mike Galbraith
2009-01-04 15:00 ` Mike Galbraith
2009-01-04 18:19 ` Vaidyanathan Srinivasan
2009-01-04 19:52 ` Mike Galbraith
2009-01-05 3:20 ` Vaidyanathan Srinivasan
2009-01-05 4:40 ` Mike Galbraith
2009-01-05 6:36 ` Mike Galbraith
2009-01-05 15:19 ` Mike Galbraith
2009-01-06 9:31 ` Mike Galbraith
2009-01-06 15:07 ` Vaidyanathan Srinivasan
2009-01-06 17:48 ` Mike Galbraith
2009-01-06 18:45 ` Balbir Singh
2009-01-07 8:59 ` Mike Galbraith
2009-01-07 11:26 ` Vaidyanathan Srinivasan
2009-01-07 14:36 ` Mike Galbraith
2009-01-07 15:35 ` Vaidyanathan Srinivasan
2009-01-08 8:06 ` Mike Galbraith
2009-01-08 17:46 ` Vaidyanathan Srinivasan
2009-01-09 6:00 ` Mike Galbraith [this message]
2009-01-06 14:54 ` Vaidyanathan Srinivasan
2008-12-30 17:31 ` Vaidyanathan Srinivasan
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