From: HATAYAMA Daisuke <d.hatayama@jp.fujitsu.com>
To: Cliff Wickman <cpw@sgi.com>
Cc: kumagai-atsushi@mxc.nes.nec.co.jp, kexec@lists.infradead.org
Subject: Re: [PATCH] makedumpfile: non-cyclic default
Date: Tue, 21 May 2013 09:36:28 +0900 [thread overview]
Message-ID: <519AC18C.1070705@jp.fujitsu.com> (raw)
In-Reply-To: <E1UcggB-0005h5-8e@eag09.americas.sgi.com>
(2013/05/16 3:43), Cliff Wickman wrote:
> From: Cliff Wickman <cpw@sgi.com>
>
> Make non-cyclic the default, as it is faster.
>
Default behaviour should not be changed so easily, and I think
performance of cyclic mode can be improved to some amount because
cyclic-mode shows slow result even if the number of cycles is 1...
> Dumping a 1TB memory is successful with a crashkernel=512M.
> And allow -Y on the command line, as well as --non-cylic.
Is the '-Y' definitely necessary? I'm thinking this is hideded
intentionally.
--
Thanks.
HATAYAMA, Daisuke
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next prev parent reply other threads:[~2013-05-21 0:37 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-15 18:43 [PATCH] makedumpfile: non-cyclic default Cliff Wickman
2013-05-21 0:36 ` HATAYAMA Daisuke [this message]
2013-05-21 2:15 ` Atsushi Kumagai
2013-05-21 2:53 ` Jingbai Ma
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