From: Mike Galbraith <efault@gmx.de>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: linux-kernel@vger.kernel.org,
linux-rt-users <linux-rt-users@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Carsten Emde <C.Emde@osadl.org>, John Kacur <jkacur@redhat.com>
Subject: Re: [PATCH RT 00/12] [ANNOUNCE] 3.0.36-rt58-rc1 stable review
Date: Thu, 19 Jul 2012 15:51:39 +0200 [thread overview]
Message-ID: <1342705899.7342.42.camel@marge.simpson.net> (raw)
In-Reply-To: <1342703141.12353.24.camel@gandalf.stny.rr.com>
On Thu, 2012-07-19 at 09:05 -0400, Steven Rostedt wrote:
> On Thu, 2012-07-19 at 06:00 +0200, Mike Galbraith wrote:
> > On Wed, 2012-07-18 at 18:39 -0400, Steven Rostedt wrote:
> >
> > > Please test the patches too.
> >
> > Your hotplug stress test script made x3550 M3 box fall over. It took a
> > bit, but down she went. 64 core test box fell over quickly, but that's
> > very far from virgin source.. seems to be the same though.
>
> Thanks for the report. I know a few areas in the hotplug code that can
> still deadlock (but are hard to hit). But there's no easy fix for them.
> Basically, the only thing we can do is redesign cpu hotplug (I think
> someone is already trying to do that ;-).
Every kernel I've fed you script to has died sooner or later, so I wish
him fair sailing. Here there be sea monsters ;-)
-Mike
next prev parent reply other threads:[~2012-07-19 13:51 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-18 22:39 Steven Rostedt
2012-07-18 22:39 ` [PATCH RT 01/12] Latency histogramms: Cope with backwards running local trace clock Steven Rostedt
2012-07-18 22:39 ` [PATCH RT 02/12] Latency histograms: Adjust timer, if already elapsed when programmed Steven Rostedt
2012-07-18 22:39 ` [PATCH RT 03/12] Disable RT_GROUP_SCHED in PREEMPT_RT_FULL Steven Rostedt
2012-07-18 22:39 ` [PATCH RT 04/12] Latency histograms: Detect another yet overlooked sharedprio condition Steven Rostedt
2012-07-18 22:39 ` [PATCH RT 05/12] slab: Prevent local lock deadlock Steven Rostedt
2012-07-27 0:15 ` Frank Rowand
2012-07-31 1:22 ` Steven Rostedt
2012-07-31 2:22 ` Frank Rowand
2012-07-31 2:32 ` Steven Rostedt
2012-07-31 19:00 ` Frank Rowand
2012-07-31 19:11 ` Steven Rostedt
2012-07-31 21:52 ` Frank Rowand
2012-07-18 22:39 ` [PATCH RT 06/12] fs, jbd: pull your plug when waiting for space Steven Rostedt
2012-07-18 22:39 ` [PATCH RT 07/12] perf: Make swevent hrtimer run in irq instead of softirq Steven Rostedt
2012-07-18 22:39 ` [PATCH RT 08/12] cpu/rt: Rework cpu down for PREEMPT_RT Steven Rostedt
2012-07-18 22:39 ` [PATCH RT 09/12] cpu/rt: Fix cpu_hotplug variable initialization Steven Rostedt
2012-07-18 22:39 ` [PATCH RT 10/12] workqueue: Revert workqueue: Fix PF_THREAD_BOUND abuse Steven Rostedt
2012-07-18 22:39 ` [PATCH RT 11/12] workqueue: Revert workqueue: Fix cpuhotplug trainwreck Steven Rostedt
2012-07-18 22:39 ` [PATCH RT 12/12] Linux 3.0.36-rt58-rc1 Steven Rostedt
2012-07-19 4:00 ` [PATCH RT 00/12] [ANNOUNCE] 3.0.36-rt58-rc1 stable review Mike Galbraith
2012-07-19 13:05 ` Steven Rostedt
2012-07-19 13:51 ` Mike Galbraith [this message]
2012-07-19 14:02 ` Steven Rostedt
2012-07-20 3:49 ` Mike Galbraith
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=1342705899.7342.42.camel@marge.simpson.net \
--to=efault@gmx.de \
--cc=C.Emde@osadl.org \
--cc=jkacur@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-rt-users@vger.kernel.org \
--cc=rostedt@goodmis.org \
--cc=tglx@linutronix.de \
/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