From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mel Gorman Subject: Re: Regression from 2.6.36 Date: Fri, 15 Apr 2011 11:47:00 +0100 Message-ID: <20110415104700.GD22688@suse.de> References: <1302178426.3357.34.camel@edumazet-laptop> <1302190586.3357.45.camel@edumazet-laptop> <20110412154906.70829d60.akpm@linux-foundation.org> <20110412183132.a854bffc.akpm@linux-foundation.org> <1302662256.2811.27.camel@edumazet-laptop> <20110413141600.28793661.akpm@linux-foundation.org> <20110414102501.GE11871@csn.ul.ie> <20110415115903.315DEAA1@pobox.sk> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Cc: Mel Gorman , Andrew Morton , Eric Dumazet , Changli Gao , Am?rico Wang , Jiri Slaby , linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, Jiri Slaby To: azurIt Return-path: Content-Disposition: inline In-Reply-To: <20110415115903.315DEAA1@pobox.sk> Sender: owner-linux-mm@kvack.org List-Id: linux-fsdevel.vger.kernel.org On Fri, Apr 15, 2011 at 11:59:03AM +0200, azurIt wrote: > > Also this new patch is working fine and fixing the problem. > > Mel, I cannot run your script: > # perl watch-highorder-latency.pl > Failed to open /sys/kernel/debug/tracing/set_ftrace_filter for writing at watch-highorder-latency.pl line 17. > > # ls -ld /sys/kernel/debug/ > ls: cannot access /sys/kernel/debug/: No such file or directory > mount -t debugfs none /sys/kernel/debug If it still doesn't work, sysfs or the necessary FTRACE options are not enabled on your .config. I'll give you a list if that is the case. Thanks. -- Mel Gorman SUSE Labs -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org