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From: "\"Zhou, Wenjian/周文剑\"" <zhouwj-fnst@cn.fujitsu.com>
To: Minoru Usui <min-usui@ti.jp.nec.com>
Cc: Minfei Huang <mhuang@redhat.com>,
	"kexec@lists.infradead.org" <kexec@lists.infradead.org>
Subject: Re: [PATCH v3] Improve the performance of --num-threads -d 31
Date: Mon, 7 Mar 2016 16:46:14 +0800	[thread overview]
Message-ID: <56DD3FD6.6090505@cn.fujitsu.com> (raw)
In-Reply-To: <20160307083909.GA21811@dhcp-128-25.nay.redhat.com>

Hi,

I did the performance test.
v2 + Minoru's patch and v3 almost have the same performance in -d 31.

-- 
Thanks
Zhou

On 03/07/2016 04:39 PM, Minfei Huang wrote:
> On 03/07/16 at 08:16am, Minoru Usui wrote:
>> Hi, Minfei
>>>>
>>>> Hi, Wenjian.
>>>>
>>>> Since your patch applied Minoru Usui's draft patch, I have vierified it.
>>>> And it works well under 4T memory.
>>>>
>>>> applied makedumpfile with option -d 31
>>>> real    3m48.681s
>>>>
>>>> applied makedumpfile with option -d 31 --num-threads 32
>>>> real    3m3.533s
>>>>
>>>> original makedumpfile with option -d 31
>>>> real    3m57.163s
>>>>
>>>> Now with or without option --num-thread, it takes almost same time.
>>>
>>> Thank you for your test on big memory machine.
>>> I am relieved to see your test results.
>>
>> I'm sorry, I may be misunderstood.
>> Is above result is Zhou's v3 patch or v2 + my patch?
>
> I have applied Zhou's v3 patch.
>
>>
>> If above result is Zhou's v3 patch, could you test v2 + my patch?
>
> Your patch fails to be applied based on Zhou's v2 patch. There is a rej
> file to be generated during applying.
>
> Thanks
> Minfei
>
>



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  reply	other threads:[~2016-03-07  8:48 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-04  8:35 [PATCH v3] Improve the performance of --num-threads -d 31 Zhou Wenjian
2016-03-04  9:07 ` "Zhou, Wenjian/周文剑"
2016-03-07  0:17   ` "Zhou, Wenjian/周文剑"
2016-03-07  5:53     ` Minfei Huang
2016-03-07  7:04 ` Minfei Huang
2016-03-07  7:36   ` Minoru Usui
2016-03-07  8:16     ` Minoru Usui
2016-03-07  8:39       ` Minfei Huang
2016-03-07  8:46         ` "Zhou, Wenjian/周文剑" [this message]
2016-03-07  8:22     ` "Zhou, Wenjian/周文?"
2016-03-07  8:43       ` "Zhou, Wenjian/周文剑"
2016-03-07  8:52         ` Minoru Usui
2016-03-07  9:03           ` "Zhou, Wenjian/周文剑"

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