Messages in this thread | | | Subject | Re: [patch 0/7] improve memcg oom killer robustness v2 | Date | Mon, 16 Sep 2013 17:24:05 +0200 | From | "azurIt" <> |
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> CC: "Michal Hocko" <mhocko@suse.cz>, "Andrew Morton" <akpm@linux-foundation.org>, "David Rientjes" <rientjes@google.com>, "KAMEZAWA Hiroyuki" <kamezawa.hiroyu@jp.fujitsu.com>, "KOSAKI Motohiro" <kosaki.motohiro@jp.fujitsu.com>, 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" <hannes@cmpxchg.org>, "Andrew Morton" <akpm@linux-foundation.org>, "David Rientjes" <rientjes@google.com>, "KAMEZAWA Hiroyuki" <kamezawa.hiroyu@jp.fujitsu.com>, "KOSAKI Motohiro" <kosaki.motohiro@jp.fujitsu.com>, 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'?
# ls -la /proc/sysrq-trigger ls: cannot access /proc/sysrq-trigger: No such file or directory
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