From: David Miller <davem@davemloft.net>
To: heiko.carstens@de.ibm.com
Cc: tglx@linutronix.de, mingo@elte.hu, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] nohz: remove "Switched to NOHz mode" debugging messages
Date: Tue, 23 Aug 2011 15:36:22 -0700 (PDT) [thread overview]
Message-ID: <20110823.153622.1166242430280142268.davem@davemloft.net> (raw)
In-Reply-To: <20110823112046.GB2540@osiris.boeblingen.de.ibm.com>
From: Heiko Carstens <heiko.carstens@de.ibm.com>
Date: Tue, 23 Aug 2011 13:20:46 +0200
> From: Heiko Carstens <heiko.carstens@de.ibm.com>
>
> When performing cpu hotplug tests the kernel printk log buffer gets flooded
> with pointless "Switched to NOHz mode..." messages. Especially when afterwards
> analyzing a dump this might have removed more interesting stuff out of the
> buffer.
> Assuming that switching to NOHz mode simply works just remove the printk.
>
> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
These drive me nuts during bootup on my 128+ cpu machines :-/ Thanks
for taking care of this.
Acked-by: David S. Miller <davem@davemloft.net>
prev parent reply other threads:[~2011-08-23 22:38 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-23 11:20 Heiko Carstens
2011-08-23 19:12 ` Joe Perches
2011-08-23 19:15 ` Stephen Boyd
2011-08-24 5:52 ` Heiko Carstens
2011-08-23 22:36 ` David Miller [this message]
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