Messages in this thread | | | Date | Tue, 16 Nov 2010 13:57:33 -0500 | From | Stephen Clark <> | Subject | Re: [RFC/RFT PATCH v3] sched: automated per tty task groups |
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On 11/16/2010 01:16 PM, Lennart Poettering wrote: > On Tue, 16.11.10 09:11, Linus Torvalds (torvalds@linux-foundation.org) wrote: > > >> On Tue, Nov 16, 2010 at 9:03 AM, Lennart Poettering >> <mzxreary@0pointer.de> wrote: >> >>> Binding something like this to TTYs is just backwards. >>> >> Numbers talk, bullshit walks. >> >> The numbers have been quoted. The clear interactive behavior has been seen. >> > Here's my super-complex patch btw, to achieve exactly the same thing > from userspace without involving any kernel or systemd patching and > kernel-side logic. Simply edit your own ~/.bashrc and add this to the end: > > if [ "$PS1" ] ; then > mkdir -m 0700 /sys/fs/cgroup/cpu/user/$$ > echo $$> /sys/fs/cgroup/cpu/user/$$/tasks > fi > > Then, as the superuser do this: > > mount -t cgroup cgroup /sys/fs/cgroup/cpu -o cpu > mkdir -m 0777 /sys/fs/cgroup/cpu/user > > Done. Same effect. However: not crazy. > > I am not sure I myself will find the time to prep some 'numbers' for > you. They'd be the same as with the kernel patch anyway. But I am sure > somebody else will do it for you... > > Lennart > > So you have tested this and have a nice demo and numbers to back it up?
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