From: Andrew Morton <akpm@osdl.org>
To: Philippe Elie <phil.el@wanadoo.fr>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] nmi_watchdog=2 and P4-HT
Date: Wed, 3 Mar 2004 22:32:35 -0800 [thread overview]
Message-ID: <20040303223235.177685dd.akpm@osdl.org> (raw)
In-Reply-To: <20040304072630.GB683@zaniah>
Philippe Elie <phil.el@wanadoo.fr> wrote:
>
>
> What do you think about the feature "the performance doesn't increment
> counter in hlt mode".
That sounds OK. If the CPU halts with local interrupts disabled (is this
possible?) then I assume it'll never come back. But this possibility isn't
worth worrying about, surely.
Can we scale the performance counter multiplier down a bit? 1000 NMIs per
second sounds excessive.
next prev parent reply other threads:[~2004-03-04 6:32 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-04 5:42 Philippe Elie
2004-03-04 5:30 ` Andrew Morton
2004-03-04 7:26 ` Philippe Elie
2004-03-04 6:32 ` Andrew Morton [this message]
2004-03-04 8:20 ` Philippe Elie
2004-03-05 5:42 ` [PATCH] set nmi_hz to 1 with nmi_watchdog=2 and SMP Philippe Elie
2004-03-04 8:04 ` [PATCH] nmi_watchdog=2 and P4-HT Philippe Elie
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