From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753902Ab3IPPRl (ORCPT ); Mon, 16 Sep 2013 11:17:41 -0400 Received: from zene.cmpxchg.org ([85.214.230.12]:55151 "EHLO zene.cmpxchg.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751553Ab3IPPRj (ORCPT ); Mon, 16 Sep 2013 11:17:39 -0400 Date: Mon, 16 Sep 2013 11:17:26 -0400 From: Johannes Weiner To: azurIt Cc: Michal Hocko , Andrew Morton , David Rientjes , KAMEZAWA Hiroyuki , KOSAKI Motohiro , linux-mm@kvack.org, cgroups@vger.kernel.org, x86@kernel.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [patch 0/7] improve memcg oom killer robustness v2 Message-ID: <20130916151726.GY856@cmpxchg.org> References: <20130911191150.GN856@cmpxchg.org> <20130911214118.7CDF2E71@pobox.sk> <20130911200426.GO856@cmpxchg.org> <20130914124831.4DD20346@pobox.sk> <20130916134014.GA3674@dhcp22.suse.cz> <20130916160119.2E76C2A1@pobox.sk> <20130916140607.GC3674@dhcp22.suse.cz> <20130916161316.5113F6E7@pobox.sk> <20130916145744.GE3674@dhcp22.suse.cz> <20130916170543.77F1ECB4@pobox.sk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130916170543.77F1ECB4@pobox.sk> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 16, 2013 at 05:05:43PM +0200, azurIt wrote: > > CC: "Johannes Weiner" , "Andrew Morton" , "David Rientjes" , "KAMEZAWA Hiroyuki" , "KOSAKI Motohiro" , linux-mm@kvack.org, cgroups@vger.kernel.org, x86@kernel.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org > >On Mon 16-09-13 16:13:16, azurIt wrote: > >[...] > >> >You can use sysrq+l via serial console to see tasks hogging the CPU or > >> >sysrq+t to see all the existing tasks. > >> > >> > >> Doesn't work here, it just prints 'l' resp. 't'. > > > >I am using telnet for accessing my serial consoles exported by > >the multiplicator or KVM and it can send sysrq via ctrl+t (Send > >Break). Check your serial console setup. > > > > I'm using Raritan KVM and i created keyboard macro 'sysrq + l' resp. 'sysrq + t'. I'm also unable to use it on my local PC. Maybe it needs to be enabled somehow? Can you 'echo t >/proc/sysrq-trigger'? From mboxrd@z Thu Jan 1 00:00:00 1970 From: Johannes Weiner Subject: Re: [patch 0/7] improve memcg oom killer robustness v2 Date: Mon, 16 Sep 2013 11:17:26 -0400 Message-ID: <20130916151726.GY856@cmpxchg.org> References: <20130911191150.GN856@cmpxchg.org> <20130911214118.7CDF2E71@pobox.sk> <20130911200426.GO856@cmpxchg.org> <20130914124831.4DD20346@pobox.sk> <20130916134014.GA3674@dhcp22.suse.cz> <20130916160119.2E76C2A1@pobox.sk> <20130916140607.GC3674@dhcp22.suse.cz> <20130916161316.5113F6E7@pobox.sk> <20130916145744.GE3674@dhcp22.suse.cz> <20130916170543.77F1ECB4@pobox.sk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20130916170543.77F1ECB4-Rm0zKEqwvD4@public.gmane.org> Sender: cgroups-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: azurIt Cc: Michal Hocko , Andrew Morton , David Rientjes , KAMEZAWA Hiroyuki , KOSAKI Motohiro , linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org, cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, linux-arch-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-arch.vger.kernel.org On Mon, Sep 16, 2013 at 05:05:43PM +0200, azurIt wrote: > > CC: "Johannes Weiner" , "Andrew Morton" , "David Rientjes" , "KAMEZAWA Hiroyuki" , "KOSAKI Motohiro" , linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org, cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, linux-arch-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org > >On Mon 16-09-13 16:13:16, azurIt wrote: > >[...] > >> >You can use sysrq+l via serial console to see tasks hogging the CPU or > >> >sysrq+t to see all the existing tasks. > >> > >> > >> Doesn't work here, it just prints 'l' resp. 't'. > > > >I am using telnet for accessing my serial consoles exported by > >the multiplicator or KVM and it can send sysrq via ctrl+t (Send > >Break). Check your serial console setup. > > > > I'm using Raritan KVM and i created keyboard macro 'sysrq + l' resp. 'sysrq + t'. I'm also unable to use it on my local PC. Maybe it needs to be enabled somehow? Can you 'echo t >/proc/sysrq-trigger'? From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx182.postini.com [74.125.245.182]) by kanga.kvack.org (Postfix) with SMTP id 4407F6B004D for ; Mon, 16 Sep 2013 11:17:37 -0400 (EDT) Date: Mon, 16 Sep 2013 11:17:26 -0400 From: Johannes Weiner Subject: Re: [patch 0/7] improve memcg oom killer robustness v2 Message-ID: <20130916151726.GY856@cmpxchg.org> References: <20130911191150.GN856@cmpxchg.org> <20130911214118.7CDF2E71@pobox.sk> <20130911200426.GO856@cmpxchg.org> <20130914124831.4DD20346@pobox.sk> <20130916134014.GA3674@dhcp22.suse.cz> <20130916160119.2E76C2A1@pobox.sk> <20130916140607.GC3674@dhcp22.suse.cz> <20130916161316.5113F6E7@pobox.sk> <20130916145744.GE3674@dhcp22.suse.cz> <20130916170543.77F1ECB4@pobox.sk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130916170543.77F1ECB4@pobox.sk> Sender: owner-linux-mm@kvack.org List-ID: To: azurIt Cc: Michal Hocko , Andrew Morton , David Rientjes , KAMEZAWA Hiroyuki , KOSAKI Motohiro , linux-mm@kvack.org, cgroups@vger.kernel.org, x86@kernel.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org On Mon, Sep 16, 2013 at 05:05:43PM +0200, azurIt wrote: > > CC: "Johannes Weiner" , "Andrew Morton" , "David Rientjes" , "KAMEZAWA Hiroyuki" , "KOSAKI Motohiro" , linux-mm@kvack.org, cgroups@vger.kernel.org, x86@kernel.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org > >On Mon 16-09-13 16:13:16, azurIt wrote: > >[...] > >> >You can use sysrq+l via serial console to see tasks hogging the CPU or > >> >sysrq+t to see all the existing tasks. > >> > >> > >> Doesn't work here, it just prints 'l' resp. 't'. > > > >I am using telnet for accessing my serial consoles exported by > >the multiplicator or KVM and it can send sysrq via ctrl+t (Send > >Break). Check your serial console setup. > > > > I'm using Raritan KVM and i created keyboard macro 'sysrq + l' resp. 'sysrq + t'. I'm also unable to use it on my local PC. Maybe it needs to be enabled somehow? Can you 'echo t >/proc/sysrq-trigger'? -- 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/ . Don't email: email@kvack.org