From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S936296AbaFJHht (ORCPT ); Tue, 10 Jun 2014 03:37:49 -0400 Received: from casper.infradead.org ([85.118.1.10]:47692 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934274AbaFJHht (ORCPT ); Tue, 10 Jun 2014 03:37:49 -0400 Date: Tue, 10 Jun 2014 09:37:44 +0200 From: Peter Zijlstra To: Ingo Molnar Cc: Jiri Olsa , linux-kernel@vger.kernel.org, Andi Kleen , Arnaldo Carvalho de Melo Subject: Re: [PATCH 15/15] perf tools: Support spark lines in perf stat Message-ID: <20140610073744.GU3213@twins.programming.kicks-ass.net> References: <1402344150-14860-1-git-send-email-jolsa@kernel.org> <1402344150-14860-16-git-send-email-jolsa@kernel.org> <20140610050443.GA14522@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="B0+HW0pjZ+2jqF7e" Content-Disposition: inline In-Reply-To: <20140610050443.GA14522@gmail.com> User-Agent: Mutt/1.5.21 (2012-12-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --B0+HW0pjZ+2jqF7e Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Jun 10, 2014 at 07:04:43AM +0200, Ingo Molnar wrote: > > Example output (view in non-proportial font): > >=20 > > Performance counter stats for 'true' (10 runs): > >=20 > > 0.175672 task-clock (msec) # 0.555 CPUs utili= zed ( +- 1.77% ) =E2=96=88=E2=96=84=E2=96=81=E2=96=81=E2=96=81= =E2=96=81=E2=96=81=E2=96=81.. > > 0 context-switches # 0.000 K/sec > > 0 cpu-migrations # 0.000 K/sec > > 114 page-faults # 0.647 M/sec = ( +- 0.14% ) =E2=96=81=E2=96=88=E2=96=81=E2=96=81=E2=96=88= =E2=96=88=E2=96=88=E2=96=88.. > > 520,798 cycles # 2.965 GHz = ( +- 1.75% ) =E2=96=88=E2=96=84=E2=96=81=E2=96=81=E2=96=81= =E2=96=81=E2=96=81=E2=96=81.. > > 433,525 instructions # 0.83 insns per = cycle ( +- 0.28% ) =E2=96=85=E2=96=87=E2=96=85=E2=96=84=E2=96=87= =E2=96=88=E2=96=81=E2=96=86.. > > 83,012 branches # 472.537 M/sec = ( +- 0.31% ) =E2=96=85=E2=96=87=E2=96=86=E2=96=84=E2=96=87= =E2=96=88=E2=96=81=E2=96=86.. > > 3,157 branch-misses # 3.80% of all bra= nches ( +- 2.55% ) =E2=96=87=E2=96=88=E2=96=83=E2=96=85=E2=96=81= =E2=96=83=E2=96=81=E2=96=82.. > >=20 > > 0.000316660 seconds time elapsed = ( +- 1.78% ) =E2=96=88=E2=96=85=E2=96=81=E2=96=81=E2=96=81=E2=96= =81=E2=96=81=E2=96=81.. >=20 > The noise data is not aligned vertically in the changelog - is it in=20 > the real code? It should be. I still dislike those spark lines, I still think they should plot the distribution and not just the first 8 or so values. --B0+HW0pjZ+2jqF7e Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQIcBAEBAgAGBQJTlrXIAAoJEHZH4aRLwOS6TCsP/Ri8jqTfT3+N8NW8nlH05Ery LZMFFnCZvyMq0ShEbg1Txmh0b4UUCLNoWOVkYPto1cl2GmjNWApK9xCj65NOfdSw 3s1JnXSfk0pynSnxDxZzLkwvszMeyJ6cI81srttVQ124btiyYiS0RbdimgJ11h3Y ruTxvSbBCIfIS+UOwjuYQAmltFK2FcLgHix0YUe1fD/yZZKJJ1V/1U3WrGiTmY93 RywMH3Yd/fA74qvQcl/+9EkcSzAyXMxfansY0fgJkHZvTID8Grk1xtF7HARvdP9F mQ21mfpEGUXgtESfOYfFiFfh+09IGTTLYTh41W1AqvnE1V35TnDKQhSrxItclcFw B5ysFC1CubExaOOMsG5V4v3wioGbxr/f84VcViChxy26dLMUnXskuPDjEmyhR6Qs JBlcgySvS6dU2//NvyIT82pfzxX8QRQ9mFOwZ6nUXj0evInDIKzqjiWX/RfaDrpM 7tYy+WEC9R2Ozy2XL+icym4AZATYPOH65MSkl8rtewCCS930N8oPLm5nIpRPCyTE MaFYmBr8MW9f1kcqLbck5FjDCSkbzjjLGlgNrfZU9RuoWc1XsGOeLPqwFTlI/aD/ y5/lv9W5nV7v+/aCupTSdPK8H6wnUc4mmNAAEtRzFIImIcdRJ5IEp5Gpxfj0tNWh J6Fl1qv27BNYjNRSuwHH =Kiy3 -----END PGP SIGNATURE----- --B0+HW0pjZ+2jqF7e--