From: Mike Galbraith <bitbucket@online.de>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Manfred Spraul <manfred@colorfullife.com>,
linux-rt-users <linux-rt-users@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
Peter Zijlstra <a.p.zijlstra@chello.nl>
Subject: Re: [PATCH RT] rt,ipc,sem: fix -rt livelock
Date: Fri, 13 Sep 2013 14:56:37 +0200 [thread overview]
Message-ID: <1379076997.5455.159.camel@marge.simpson.net> (raw)
In-Reply-To: <1379047001.5455.100.camel@marge.simpson.net>
On Fri, 2013-09-13 at 06:36 +0200, Mike Galbraith wrote:
> 3.10.10-rt7 scales horridly, is erratic as all hell whether configured
> PREEMPT_FULL/1000 or NOPREEMPT/250. Ditto pure 3.10.10 NOPREEMPT/250.
Bah. Forget 3.10 horrid behavior, Manfred's patches went into 3.11, not
3.10.. so 3.10-longterm has stable horrid behavior.
Sometimes stability doesn't sound all that wonderful.
-Mike
next prev parent reply other threads:[~2013-09-13 12:56 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-19 21:33 [PATCH RT 0/3] hwlat-detector: Have it actually find hardware latency Steven Rostedt
2013-08-19 21:33 ` [PATCH RT 1/3] hwlat-detector: Update hwlat_detector to add outer loop detection Steven Rostedt
2013-08-19 21:33 ` [PATCH RT 2/3] hwlat-detector: Use trace_clock_local if available Steven Rostedt
2013-08-19 21:33 ` [PATCH RT 3/3] hwlat-detector: Use thread instead of stop machine Steven Rostedt
2013-08-21 15:59 ` [PATCH RT 0/3] hwlat-detector: Have it actually find hardware latency Sebastian Andrzej Siewior
2013-08-30 5:57 ` [PATCH RT] hwlat-detector: Don't ignore threshold module parameter Mike Galbraith
2013-08-30 14:39 ` [PATCH RT] rt,ipc,sem: fix -rt livelock Mike Galbraith
2013-08-31 5:27 ` Mike Galbraith
2013-09-06 7:08 ` Mike Galbraith
2013-09-10 6:30 ` Mike Galbraith
2013-09-11 14:03 ` Manfred Spraul
2013-09-12 7:40 ` Mike Galbraith
2013-09-12 19:15 ` Steven Rostedt
2013-09-13 3:20 ` Mike Galbraith
2013-09-13 3:33 ` Steven Rostedt
2013-09-13 4:48 ` Mike Galbraith
2013-09-13 4:36 ` Mike Galbraith
2013-09-13 12:56 ` Mike Galbraith [this message]
2013-09-12 18:23 ` [PATCH RT] hwlat-detector: Don't ignore threshold module parameter Steven Rostedt
2013-10-04 10:30 ` Sebastian Andrzej Siewior
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