All of lore.kernel.org
 help / color / mirror / Atom feed
From: Fengguang Wu <fengguang.wu@intel.com>
To: lkp@lists.01.org
Subject: [mm] e04ddfd12aa: +9.4% ebizzy.throughput
Date: Fri, 04 Apr 2014 21:59:08 +0800	[thread overview]
Message-ID: <20140404135908.GB22386@localhost> (raw)

[-- Attachment #1: Type: text/plain, Size: 2421 bytes --]

Hi Davidlohr,

FYI, there are noticeable ebizzy throughput increases on commit
e04ddfd12aa03471eff7daf3bc2435c7cea8e21f ("mm: per-thread vma caching")

test case: lkp-st02/micro/ebizzy/200%-100-10

700141f349f2b05  e04ddfd12aa03471eff7daf3b  
---------------  -------------------------  
     23726 ~ 0%      +9.4%      25955 ~ 0%  TOTAL ebizzy.throughput
      1525 ~ 0%      +9.3%       1667 ~ 0%  TOTAL ebizzy.throughput.per_thread.max
      1428 ~ 0%      +9.1%       1558 ~ 0%  TOTAL ebizzy.throughput.per_thread.min
     14.42 ~ 0%      +8.1%      15.59 ~ 0%  TOTAL ebizzy.time.user
     65.29 ~ 0%      -1.8%      64.12 ~ 0%  TOTAL ebizzy.time.sys
      4290 ~17%     -28.4%       3073 ~22%  TOTAL slabinfo.buffer_head.active_objs
      4313 ~17%     -28.8%       3073 ~22%  TOTAL slabinfo.buffer_head.num_objs
    165372 ~ 0%      +9.2%     180527 ~ 0%  TOTAL vmstat.system.in
      1443 ~ 0%      +8.1%       1560 ~ 0%  TOTAL time.user_time
      6529 ~ 0%      -1.8%       6413 ~ 0%  TOTAL time.system_time

Legend:
	~XX%    - stddev percent
	[+-]XX% - change percent


                                  ebizzy.throughput

   26500 ++O-----------O---O------------------------------------------------+
         O   O O O O     O   O O O     O O                                  |
   26000 ++          O             O O      O     O                         |
         |                                 O  O O                           |
         |                                                                  |
   25500 ++                                                                 |
         |                                                                  |
   25000 ++                                                                 |
         |                                                                  |
   24500 ++                                                                 |
         |                                                                  |
         *.*.*.   .*. .*.*.*.   .*.*.       *.*.*.*.                        |
   24000 ++    *.*   *       *.*     *.*.*.*        *.*.*.*.*.*.            |
         |                                                      *.*.*.*.*.*.*
   23500 ++-----------------------------------------------------------------+


	[*] bisect-good sample
	[O] bisect-bad  sample

Thanks,
Fengguang

WARNING: multiple messages have this Message-ID (diff)
From: Fengguang Wu <fengguang.wu@intel.com>
To: Davidlohr Bueso <davidlohr@hp.com>
Cc: Linux Memory Management List <linux-mm@kvack.org>,
	LKML <linux-kernel@vger.kernel.org>,
	lkp@01.org
Subject: [mm] e04ddfd12aa: +9.4% ebizzy.throughput
Date: Fri, 4 Apr 2014 21:59:08 +0800	[thread overview]
Message-ID: <20140404135908.GB22386@localhost> (raw)

Hi Davidlohr,

FYI, there are noticeable ebizzy throughput increases on commit
e04ddfd12aa03471eff7daf3bc2435c7cea8e21f ("mm: per-thread vma caching")

test case: lkp-st02/micro/ebizzy/200%-100-10

700141f349f2b05  e04ddfd12aa03471eff7daf3b  
---------------  -------------------------  
     23726 ~ 0%      +9.4%      25955 ~ 0%  TOTAL ebizzy.throughput
      1525 ~ 0%      +9.3%       1667 ~ 0%  TOTAL ebizzy.throughput.per_thread.max
      1428 ~ 0%      +9.1%       1558 ~ 0%  TOTAL ebizzy.throughput.per_thread.min
     14.42 ~ 0%      +8.1%      15.59 ~ 0%  TOTAL ebizzy.time.user
     65.29 ~ 0%      -1.8%      64.12 ~ 0%  TOTAL ebizzy.time.sys
      4290 ~17%     -28.4%       3073 ~22%  TOTAL slabinfo.buffer_head.active_objs
      4313 ~17%     -28.8%       3073 ~22%  TOTAL slabinfo.buffer_head.num_objs
    165372 ~ 0%      +9.2%     180527 ~ 0%  TOTAL vmstat.system.in
      1443 ~ 0%      +8.1%       1560 ~ 0%  TOTAL time.user_time
      6529 ~ 0%      -1.8%       6413 ~ 0%  TOTAL time.system_time

Legend:
	~XX%    - stddev percent
	[+-]XX% - change percent


                                  ebizzy.throughput

   26500 ++O-----------O---O------------------------------------------------+
         O   O O O O     O   O O O     O O                                  |
   26000 ++          O             O O      O     O                         |
         |                                 O  O O                           |
         |                                                                  |
   25500 ++                                                                 |
         |                                                                  |
   25000 ++                                                                 |
         |                                                                  |
   24500 ++                                                                 |
         |                                                                  |
         *.*.*.   .*. .*.*.*.   .*.*.       *.*.*.*.                        |
   24000 ++    *.*   *       *.*     *.*.*.*        *.*.*.*.*.*.            |
         |                                                      *.*.*.*.*.*.*
   23500 ++-----------------------------------------------------------------+


	[*] bisect-good sample
	[O] bisect-bad  sample

Thanks,
Fengguang

--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org.  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>

WARNING: multiple messages have this Message-ID (diff)
From: Fengguang Wu <fengguang.wu@intel.com>
To: Davidlohr Bueso <davidlohr@hp.com>
Cc: Linux Memory Management List <linux-mm@kvack.org>,
	LKML <linux-kernel@vger.kernel.org>,
	lkp@01.org
Subject: [mm] e04ddfd12aa: +9.4% ebizzy.throughput
Date: Fri, 4 Apr 2014 21:59:08 +0800	[thread overview]
Message-ID: <20140404135908.GB22386@localhost> (raw)

Hi Davidlohr,

FYI, there are noticeable ebizzy throughput increases on commit
e04ddfd12aa03471eff7daf3bc2435c7cea8e21f ("mm: per-thread vma caching")

test case: lkp-st02/micro/ebizzy/200%-100-10

700141f349f2b05  e04ddfd12aa03471eff7daf3b  
---------------  -------------------------  
     23726 ~ 0%      +9.4%      25955 ~ 0%  TOTAL ebizzy.throughput
      1525 ~ 0%      +9.3%       1667 ~ 0%  TOTAL ebizzy.throughput.per_thread.max
      1428 ~ 0%      +9.1%       1558 ~ 0%  TOTAL ebizzy.throughput.per_thread.min
     14.42 ~ 0%      +8.1%      15.59 ~ 0%  TOTAL ebizzy.time.user
     65.29 ~ 0%      -1.8%      64.12 ~ 0%  TOTAL ebizzy.time.sys
      4290 ~17%     -28.4%       3073 ~22%  TOTAL slabinfo.buffer_head.active_objs
      4313 ~17%     -28.8%       3073 ~22%  TOTAL slabinfo.buffer_head.num_objs
    165372 ~ 0%      +9.2%     180527 ~ 0%  TOTAL vmstat.system.in
      1443 ~ 0%      +8.1%       1560 ~ 0%  TOTAL time.user_time
      6529 ~ 0%      -1.8%       6413 ~ 0%  TOTAL time.system_time

Legend:
	~XX%    - stddev percent
	[+-]XX% - change percent


                                  ebizzy.throughput

   26500 ++O-----------O---O------------------------------------------------+
         O   O O O O     O   O O O     O O                                  |
   26000 ++          O             O O      O     O                         |
         |                                 O  O O                           |
         |                                                                  |
   25500 ++                                                                 |
         |                                                                  |
   25000 ++                                                                 |
         |                                                                  |
   24500 ++                                                                 |
         |                                                                  |
         *.*.*.   .*. .*.*.*.   .*.*.       *.*.*.*.                        |
   24000 ++    *.*   *       *.*     *.*.*.*        *.*.*.*.*.*.            |
         |                                                      *.*.*.*.*.*.*
   23500 ++-----------------------------------------------------------------+


	[*] bisect-good sample
	[O] bisect-bad  sample

Thanks,
Fengguang

             reply	other threads:[~2014-04-04 13:59 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-04 13:59 Fengguang Wu [this message]
2014-04-04 13:59 ` [mm] e04ddfd12aa: +9.4% ebizzy.throughput Fengguang Wu
2014-04-04 13:59 ` Fengguang Wu
2014-04-05  1:06 ` Davidlohr Bueso
2014-04-05  1:06   ` Davidlohr Bueso
2014-04-05  1:06   ` Davidlohr Bueso

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20140404135908.GB22386@localhost \
    --to=fengguang.wu@intel.com \
    --cc=lkp@lists.01.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.