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From: Joonsoo Kim <iamjoonsoo.kim@lge.com>
To: linux-mm@kvack.org
Subject: Re: isolate_freepages_block and excessive CPU usage by OSD process
Date: Wed, 3 Dec 2014 16:57:47 +0900	[thread overview]
Message-ID: <20141203075747.GB6276@js1304-P5Q-DELUXE> (raw)
In-Reply-To: <20141202050608.GA11051@cucumber.bridge.anchor.net.au>

On Tue, Dec 02, 2014 at 04:06:08PM +1100, Christian Marie wrote:
> On Tue, Dec 02, 2014 at 01:53:24PM +0900, Joonsoo Kim wrote:
> > This is just my assumption, so if possible, please check it with
> > compaction tracepoint. If it is, we can make a solution for this
> > problem.
> 
> Which event/function would you like me to trace specifically?

Hello,

It'd be very helpful to get output of
"trace_event=compaction:*,kmem:mm_page_alloc_extfrag" on the kernel
with my tracepoint patches below.

See following link. There is 3 patches.

https://lkml.org/lkml/2014/12/3/71

Thanks.

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  parent reply	other threads:[~2014-12-03  7:54 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CABYiri-do2YdfBx=r+u1kwXkEwN4v+yeRSHB-ODXo4gMFgW-Fg.mail.gmail.com>
2014-11-19  1:21 ` Christian Marie
2014-11-19 18:03   ` Andrey Korolyov
2014-11-19 21:20     ` Christian Marie
2014-11-19 23:10       ` Vlastimil Babka
2014-11-19 23:49         ` Andrey Korolyov
2014-11-20  3:30         ` Christian Marie
2014-11-21  2:35         ` Christian Marie
2014-11-23  9:33           ` Christian Marie
2014-11-24 21:48             ` Andrey Korolyov
2014-11-28  8:03               ` Joonsoo Kim
2014-11-28  9:26                 ` Vlastimil Babka
2014-12-01  8:31                   ` Joonsoo Kim
2014-12-02  1:47                     ` Christian Marie
2014-12-02  4:53                       ` Joonsoo Kim
2014-12-02  5:06                         ` Christian Marie
2014-12-03  4:04                           ` Christian Marie
2014-12-03  8:05                             ` Joonsoo Kim
2014-12-04 23:30                             ` Vlastimil Babka
2014-12-05  5:50                               ` Christian Marie
2014-12-03  7:57                           ` Joonsoo Kim [this message]
2014-12-04  7:30                             ` Christian Marie
2014-12-04  7:51                               ` Christian Marie
2014-12-05  1:07                               ` Joonsoo Kim
2014-12-05  5:55                                 ` Christian Marie
2014-12-08  7:19                                   ` Joonsoo Kim
2014-12-10 15:06                                 ` Vlastimil Babka
2014-12-11  3:08                                   ` Joonsoo Kim
2014-12-02 15:46                         ` Vlastimil Babka
2014-12-03  7:49                           ` Joonsoo Kim
2014-12-03 12:43                             ` Vlastimil Babka
2014-12-04  6:53                               ` Joonsoo Kim
2014-11-15 11:48 Andrey Korolyov
2014-11-15 16:32 ` Vlastimil Babka
2014-11-15 17:10   ` Andrey Korolyov
2014-11-15 18:45     ` Vlastimil Babka
2014-11-15 18:52       ` Andrey Korolyov

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