From: William Lee Irwin III <wli@holomorphy.com>
To: Rolf Fokkens <fokkensr@fokkensr.vertis.nl>
Cc: Robert Love <rml@tech9.net>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] 32bit wraps and USER_HZ [64 bit counters], kernel 2.5.37
Date: Tue, 24 Sep 2002 00:11:16 -0700 [thread overview]
Message-ID: <20020924071116.GC3530@holomorphy.com> (raw)
In-Reply-To: <200209240704.g8O74Ur01620@fokkensr.vertis.nl>
On Tuesday 24 September 2002 00:13, Robert Love wrote:
>> Having arrays statically created at NR_CPUS inside the task_struct is
>> just gross. Especially with NR_CPUS=32. That is 128 bytes each! Now
>> with your changes, it is 256 bytes each!
On Tue, Sep 24, 2002 at 09:04:25AM +0200, Rolf Fokkens wrote:
> I can understand that. However from a user point of view statistics are very
> usefull information, but not specifically the per-processor statistics.
> I assume you mean to leave out the per-process statistics? Or do you mean to
> kmalloc the per-processor statistics when needed - that is: only when
> processes are running or maybe when the user has chosen to turn then on (some
> sysctl maybe)?
I'm in favor of removing them entirely.
Cheers,
Bill
next prev parent reply other threads:[~2002-09-24 7:06 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-22 22:07 [PATCH] 32bit wraps and USER_HZ [64 bit counters], kernel 2.5.37 Rolf Fokkens
2002-09-23 2:36 ` William Lee Irwin III
2002-09-23 22:08 ` Rolf Fokkens
2002-09-23 22:13 ` Robert Love
2002-09-24 7:04 ` Rolf Fokkens
2002-09-24 7:11 ` William Lee Irwin III [this message]
2002-09-24 11:47 ` Tim Schmielau
2002-09-24 11:50 ` William Lee Irwin III
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