From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sebastian Andrzej Siewior Subject: Re: [ANNOUNCE] 3.12.9-rt13 Date: Fri, 7 Feb 2014 09:57:01 +0100 Message-ID: <20140207085701.GB23668@linutronix.de> References: <20140203194841.GA17108@linutronix.de> <1391526218.5532.33.camel@marge.simpson.net> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Cc: linux-rt-users , LKML , Thomas Gleixner , rostedt@goodmis.org, John Kacur To: Mike Galbraith Return-path: Content-Disposition: inline In-Reply-To: <1391526218.5532.33.camel@marge.simpson.net> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-rt-users.vger.kernel.org * Mike Galbraith | 2014-02-04 16:03:38 [+0100]: >On Mon, 2014-02-03 at 20:48 +0100, Sebastian Andrzej Siewior wrote: > >> Known issues: > >> Mike said that it caused two of his 64 CPUs to spin for five minutes >> doing nothing. Therefore it is disabled in the queue. Everyone >> who wants test it may do so :) > >I put rt13 on an 8 socket Opetron (48 core) box, with patch enabled. It >box did NOT reproduce the hangs the 8 socket (1 node, bleh) DL980 did. > >Nor did it explode running hotplug stress, but then it deadlocks before >BOOM would have happened on the DL980. kdump isn't working properly on >this box (not an rt issue, userspace), so.. Okay, so this is at some point good news. Thank you. >-Mike Sebastian