From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Mike Galbraith <efault@gmx.de>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Kernel Testers List <kernel-testers@vger.kernel.org>,
Maciej Rutecki <maciej.rutecki@gmail.com>,
Lin Ming <ming.m.lin@intel.com>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Ingo Molnar <mingo@elte.hu>
Subject: Re: [Bug #14950] tbench regression with 2.6.33-rc1
Date: Mon, 22 Mar 2010 22:34:19 +0100 [thread overview]
Message-ID: <201003222234.19722.rjw@sisk.pl> (raw)
In-Reply-To: <1269240110.13618.26.camel@marge.simson.net>
On Monday 22 March 2010, Mike Galbraith wrote:
> On Sun, 2010-03-21 at 21:30 +0100, Rafael J. Wysocki wrote:
> > This message has been generated automatically as a part of a report
> > of regressions introduced between 2.6.32 and 2.6.33.
> >
> > The following bug entry is on the current list of known regressions
> > introduced between 2.6.32 and 2.6.33. Please verify if it still should
> > be listed and let the tracking team know (either way).
> >
> >
> > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14950
> > Subject : tbench regression with 2.6.33-rc1
> > Submitter : Lin Ming <ming.m.lin@intel.com>
> > Date : 2009-12-25 11:11 (87 days old)
> > References : http://marc.info/?l=linux-kernel&m=126174044213172&w=4
>
> This needs retest in tip. I submitted some patchlets to shave a few
> cycles, with which my box (fwtw) shows zero regression 2.6.31 ->
> tip.today, whereas there was nothing but regression of up to ~6% in
> between, magnitude seemingly depending on phase-of-moon. Actually,
> patched tip at submission time was a fraction above 31 throughput.
> Retesting today, it's a fraction of a percent below again (tbench is
> annoyingly jittery).
>
> Hopefully, this tbench regression is on it's way to retirement.
Thanks for the update.
Rafael
next prev parent reply other threads:[~2010-03-22 21:31 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-21 20:27 2.6.34-rc2: Reported regressions 2.6.32 -> 2.6.33 Rafael J. Wysocki
2010-03-21 20:27 ` [Bug #14792] Misdetection of the TV output Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #14950] tbench regression with 2.6.33-rc1 Rafael J. Wysocki
2010-03-22 6:41 ` Mike Galbraith
2010-03-22 21:34 ` Rafael J. Wysocki [this message]
2010-03-21 20:30 ` [Bug #15036] soft lockup in dmesg after suspend/resume Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15076] System panic under load with clockevents_program_event Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #14937] WARNING: at kernel/lockdep.c:2830 Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15142] sysfs-related lockdep warning in __blkdev_get Rafael J. Wysocki
2010-03-26 6:11 ` Américo Wang
2010-03-26 21:57 ` Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15192] netperf ~50% regression with 2.6.33-rc1, bisect to 1b9508f Rafael J. Wysocki
2010-03-22 5:28 ` Mike Galbraith
2010-03-22 21:33 ` Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15200] NFS problems in 2.6.33-rc6: Unknown error 526 Rafael J. Wysocki
2010-03-22 19:26 ` Bruce Fields
2010-03-22 21:31 ` Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15139] e1000: transmit queue 0 timed out Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15202] lockdep warning during elevator_switch Rafael J. Wysocki
2010-03-22 3:24 ` Hugh Dickins
2010-03-22 21:28 ` Rafael J. Wysocki
2010-03-23 3:22 ` Américo Wang
2010-03-21 20:30 ` [Bug #15245] [2.6.33-rc6 Weird JCPU times? Rafael J. Wysocki
2010-03-21 20:25 ` Shawn Starr
2010-03-21 21:31 ` Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15246] BUG: Bad page state in process portageq Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15244] PROBLEM: hda-intel divide by zero kernel crash in azx_position_ok() Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15259] Corruption with OpenGL since Intel's big DRM push on i945 Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15276] latest git kernel: general protection fault: 0000 [#1] Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15277] 2.6.33-rc6 crashes on resume Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15278] lockdep warning for iscsi in 2.6.33-rc6 Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15305] Dell video dies when booting Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15311] Starting pulseaudio causes a NULL pointer hit Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15287] RadeonKMS segfaults kdm on mobility radeon x700 pcie Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15317] Lockdep report while running aplay with pulse as the default Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15319] [BUG]: Possibe recursive locking detected in sysfs Rafael J. Wysocki
2010-03-26 3:59 ` Eric W. Biederman
2010-03-26 21:58 ` Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15376] regression (oops) with usb in 2.6.33-rc8 Rafael J. Wysocki
2010-03-22 15:02 ` Sarah Sharp
2010-03-22 21:25 ` Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15328] high load avg, extreme sluggishness on T41 w/ Radeon Mobility M7 Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15439] Laptop does consume more power when booted "cold" -- Thinkpad X200s Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15418] battery status info broken; missing entry in ec_dmi_table for specific MSI hardware (notebook) Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15392] The kernel does not start up Rafael J. Wysocki
2010-03-22 2:47 ` RALOVICH, Kristóf
2010-03-22 21:24 ` Rafael J. Wysocki
[not found] ` <20100322212919.GB8941@lenovo>
2010-03-24 0:35 ` RALOVICH, Kristóf
2010-03-24 4:17 ` Cyrill Gorcunov
2010-03-21 20:30 ` [Bug #15474] r8169 fails to bring up ethernet Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15465] 2.6.33 problems Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15466] 2.6.33 dies on modprobe Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15494] BUG: key ffff88013d4f4c70 not in .data! when loading microcode.ko Rafael J. Wysocki
2010-03-21 23:17 ` Wolfram Sang
2010-03-21 23:39 ` Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15454] r8169 exits with error -22 since 2.6.33 Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15525] Blank screen after some time, after hibernation/suspend Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15502] render error detected, EIR: 0x00000010 Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15527] [BUG] NULL pointer dereference in i915_gem_object_save_bit_17_swizzle Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15534] 07ca:b808 crashing and breaking usb's Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15544] black screen upon S3 resume, syslog has "render error" and "page table error" Rafael J. Wysocki
2010-03-21 23:45 ` Sanjoy Mahajan
2010-03-22 0:21 ` Rafael J. Wysocki
2010-03-23 3:38 ` Sanjoy Mahajan
2010-03-23 21:48 ` Rafael J. Wysocki
2010-03-21 20:30 ` [Bug #15585] [Bisected Regression in 2.6.32.8] i915 with KMS enabled causes memorycorruption when resuming from suspend-to-disk Rafael J. Wysocki
-- strict thread matches above, loose matches on Subject: below --
2010-04-08 22:54 2.6.34-rc3-git8: Reported regressions 2.6.32 -> 2.6.33 Rafael J. Wysocki
2010-04-08 23:04 ` [Bug #14950] tbench regression with 2.6.33-rc1 Rafael J. Wysocki
2010-02-21 21:25 2.6.33-rc8-git6: Reported regressions from 2.6.32 Rafael J. Wysocki
2010-02-21 21:30 ` [Bug #14950] tbench regression with 2.6.33-rc1 Rafael J. Wysocki
2010-02-14 23:31 2.6.33-rc8: Reported regressions from 2.6.32 Rafael J. Wysocki
2010-02-14 23:38 ` [Bug #14950] tbench regression with 2.6.33-rc1 Rafael J. Wysocki
2010-02-07 22:16 2.6.33-rc7: Reported regressions from 2.6.32 Rafael J. Wysocki
2010-02-07 22:28 ` [Bug #14950] tbench regression with 2.6.33-rc1 Rafael J. Wysocki
2010-02-01 0:18 2.6.33-rc6: Reported regressions from 2.6.32 Rafael J. Wysocki
2010-02-01 0:22 ` [Bug #14950] tbench regression with 2.6.33-rc1 Rafael J. Wysocki
2010-02-01 7:57 ` Mike Galbraith
2010-02-02 20:45 ` Rafael J. Wysocki
2010-01-24 21:54 2.6.33-rc5: Reported regressions from 2.6.32 Rafael J. Wysocki
2010-01-24 22:04 ` [Bug #14950] tbench regression with 2.6.33-rc1 Rafael J. Wysocki
2010-01-10 22:27 2.6.33-rc3-git3: Reported regressions from 2.6.32 Rafael J. Wysocki
2010-01-10 22:32 ` [Bug #14950] tbench regression with 2.6.33-rc1 Rafael J. Wysocki
2009-12-29 15:05 2.6.33-rc2: Reported regressions from 2.6.32 Rafael J. Wysocki
2009-12-29 15:10 ` [Bug #14950] tbench regression with 2.6.33-rc1 Rafael J. Wysocki
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=201003222234.19722.rjw@sisk.pl \
--to=rjw@sisk.pl \
--cc=a.p.zijlstra@chello.nl \
--cc=efault@gmx.de \
--cc=kernel-testers@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=maciej.rutecki@gmail.com \
--cc=ming.m.lin@intel.com \
--cc=mingo@elte.hu \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).