On Mon 16-09-13 17:05:43, azurIt wrote: > > CC: "Johannes Weiner" <han...@cmpxchg.org>, "Andrew Morton" > > <a...@linux-foundation.org>, "David Rientjes" <rient...@google.com>, > > "KAMEZAWA Hiroyuki" <kamezawa.hir...@jp.fujitsu.com>, "KOSAKI Motohiro" > > <kosaki.motoh...@jp.fujitsu.com>, linux...@kvack.org, > > cgro...@vger.kernel.org, x...@kernel.org, linux-a...@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?
Probably yes. echo 1 > /proc/sys/kernel/sysrq should enable all sysrq commands. You can select also some of them (have a look at Documentation/sysrq.txt for more information) -- Michal Hocko SUSE Labs -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
