Re: [RFC/RFT PATCH v3] sched: automated per tty task groups

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From: Hans-Peter Jansen
Date: Thursday, November 18, 2010 - 3:33 pm

On Tuesday 16 November 2010, 22:14:31 Lennart Poettering wrote:
wrote:

Lennart, would you mind pointing me the the paragraph that states, 
autogroup excludes any other improvements in this area?

In contrary, Linus clearly states, that this solves a long standing use 
case, that _he_ is suffering from a lot, and I bet, most of us in one 
or another way.. And it contains all that is needed: a fine selection 
of knobs for switching on/off that beast. Hopefully it can be taught to 
reveal some of its internal mechanics to the world, then all is fine. 

If you think, that systemd can solve this and probably other aspects of 
responsiveness, go for it, compete with it, and _prove_ it with real 
facts and numbers, not just hand waving. 

As already mentioned countless times (and some of it was even renamed 
for this very fact): the grouping by tty is just a starter. There are 
plenty of other possibilities to group the scheduling. The hard part is 
to find the right grouping concepts, that are making sense in the 
usability department _and_ are easy enough to be picked up from our 
favorite system and desktop environments. That's where the generic 
cgroup concept seems to be lacking ATM..

In one year from now on, our preferred distros will show, who won this 
competition. Probably both of you ;-)

Pete
--
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Messages in current thread:
[RFC/RFT PATCH] sched: automated per tty task groups, Mike Galbraith, (Tue Oct 19, 2:16 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Peter Zijlstra, (Tue Oct 19, 2:26 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Peter Zijlstra, (Tue Oct 19, 2:29 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Mike Galbraith, (Tue Oct 19, 2:39 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Mike Galbraith, (Tue Oct 19, 2:42 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Peter Zijlstra, (Tue Oct 19, 2:43 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Mike Galbraith, (Tue Oct 19, 2:46 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Mike Galbraith, (Tue Oct 19, 4:29 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Mike Galbraith, (Tue Oct 19, 6:12 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Linus Torvalds, (Tue Oct 19, 8:28 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Mike Galbraith, (Tue Oct 19, 11:13 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Mike Galbraith, (Tue Oct 19, 11:53 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Markus Trippelsdorf, (Wed Oct 20, 6:55 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Mike Galbraith, (Wed Oct 20, 7:41 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Mike Galbraith, (Thu Oct 21, 12:55 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Mike Galbraith, (Thu Oct 21, 1:11 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Mike Galbraith, (Thu Oct 21, 1:39 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Markus Trippelsdorf, (Thu Oct 21, 1:48 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Mike Galbraith, (Thu Oct 21, 1:52 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Peter Zijlstra, (Thu Oct 21, 3:28 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Mathieu Desnoyers, (Thu Oct 21, 3:51 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Peter Zijlstra, (Thu Oct 21, 4:25 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Mike Galbraith, (Thu Oct 21, 4:27 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Mathieu Desnoyers, (Thu Oct 21, 9:22 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Oleg Nesterov, (Thu Oct 21, 9:29 am)
Re: [RFC/RFT PATCH] sched: automated per tty task groups, Mike Galbraith, (Thu Oct 21, 12:11 pm)
[RFC/RFT PATCH v3] sched: automated per tty task groups, Mike Galbraith, (Tue Oct 26, 12:07 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Mike Galbraith, (Tue Oct 26, 12:29 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Linus Torvalds, (Thu Nov 11, 11:34 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Mike Galbraith, (Thu Nov 11, 12:08 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Markus Trippelsdorf, (Thu Nov 11, 12:15 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Mike Galbraith, (Thu Nov 11, 12:35 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Linus Torvalds, (Thu Nov 11, 12:37 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Markus Trippelsdorf, (Thu Nov 11, 12:38 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Mike Galbraith, (Thu Nov 11, 12:58 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Mike Galbraith, (Sun Nov 14, 10:19 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Markus Trippelsdorf, (Sun Nov 14, 10:49 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Mike Galbraith, (Sun Nov 14, 11:10 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Linus Torvalds, (Sun Nov 14, 12:28 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Markus Trippelsdorf, (Sun Nov 14, 1:27 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Valdis.Kletnieks, (Mon Nov 15, 3:41 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Tue Nov 16, 10:03 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Linus Torvalds, (Tue Nov 16, 10:11 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Mike Galbraith, (Tue Nov 16, 10:42 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Peter Zijlstra, (Tue Nov 16, 11:08 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Tue Nov 16, 11:16 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Peter Zijlstra, (Tue Nov 16, 11:21 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Linus Torvalds, (Tue Nov 16, 11:49 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Peter Zijlstra, (Tue Nov 16, 11:59 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Peter Zijlstra, (Tue Nov 16, 12:13 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Peter Zijlstra, (Tue Nov 16, 12:25 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Linus Torvalds, (Tue Nov 16, 12:35 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Markus Trippelsdorf, (Tue Nov 16, 12:42 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Peter Zijlstra, (Tue Nov 16, 12:43 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Linus Torvalds, (Tue Nov 16, 12:45 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Linus Torvalds, (Tue Nov 16, 12:49 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Mike Galbraith, (Tue Nov 16, 12:57 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Tue Nov 16, 1:03 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Tue Nov 16, 1:05 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Tue Nov 16, 1:28 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Tue Nov 16, 1:31 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Tue Nov 16, 1:33 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Tue Nov 16, 1:36 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Tue Nov 16, 1:50 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Tue Nov 16, 2:08 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Tue Nov 16, 2:14 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Tue Nov 16, 2:17 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Tue Nov 16, 2:19 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Tue Nov 16, 5:21 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Wed Nov 17, 8:01 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Wed Nov 17, 3:34 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Wed Nov 17, 3:45 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Wed Nov 17, 4:49 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Hans-Peter Jansen, (Thu Nov 18, 3:33 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Samuel Thibault, (Thu Nov 18, 4:12 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Samuel Thibault, (Thu Nov 18, 4:43 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Samuel Thibault, (Thu Nov 18, 5:02 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Samuel Thibault, (Thu Nov 18, 5:07 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Samuel Thibault, (Thu Nov 18, 5:42 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Samuel Thibault, (Thu Nov 18, 5:59 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Samuel Thibault, (Thu Nov 18, 6:23 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Mathieu Desnoyers, (Thu Nov 18, 8:15 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Samuel Thibault, (Fri Nov 19, 2:02 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Mathieu Desnoyers, (Fri Nov 19, 5:55 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Mathieu Desnoyers, (Fri Nov 19, 6:20 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Samuel Thibault, (Fri Nov 19, 7:24 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Samuel Thibault, (Fri Nov 19, 7:55 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Fri Nov 19, 9:34 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Linus Torvalds, (Fri Nov 19, 10:51 am)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Mike Galbraith, (Fri Nov 19, 12:31 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Linus Torvalds, (Fri Nov 19, 12:48 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Fri Nov 19, 6:13 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Fri Nov 19, 6:33 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Sat Nov 20, 8:41 am)
[PATCH v4] sched: automated per session task groups, Mike Galbraith, (Sat Nov 20, 12:35 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Mike Galbraith, (Sat Nov 20, 12:47 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Mike Galbraith, (Sat Nov 20, 12:51 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Samuel Thibault, (Sat Nov 20, 1:25 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Konstantin Svist, (Sat Nov 20, 3:02 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Samuel Thibault, (Sat Nov 20, 3:15 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Thomas Fjellstrom, (Sat Nov 20, 3:18 pm)
Re: [RFC/RFT PATCH v3] sched: automated per tty task groups, Lennart Poettering, (Mon Nov 22, 12:21 pm)
[tip:sched/core] sched: Add 'autogroup' scheduling feature ..., tip-bot for Mike Gal ..., (Tue Nov 30, 8:39 am)
Re: [PATCH v4] sched: automated per session task groups, Colin Walters, (Sat Dec 4, 10:39 am)
Re: [PATCH v4] sched: automated per session task groups, Linus Torvalds, (Sat Dec 4, 11:33 am)
Re: [PATCH v4] sched: automated per session task groups, Colin Walters, (Sat Dec 4, 1:01 pm)
Re: [PATCH v4] sched: automated per session task groups, Linus Torvalds, (Sat Dec 4, 3:39 pm)
Re: [PATCH v4] sched: automated per session task groups, Colin Walters, (Sat Dec 4, 4:43 pm)
Re: [PATCH v4] sched: automated per session task groups, Linus Torvalds, (Sat Dec 4, 5:31 pm)
Re: [PATCH v4] sched: automated per session task groups, Nikos Chantziaras, (Sun Dec 5, 4:11 am)
Re: [PATCH v4] sched: automated per session task groups, Mike Galbraith, (Sun Dec 5, 4:36 am)
Re: [PATCH v4] sched: automated per session task groups, Colin Walters, (Sun Dec 5, 12:22 pm)
Re: [PATCH v4] sched: automated per session task groups, Linus Torvalds, (Sun Dec 5, 1:47 pm)
Re: [PATCH v4] sched: automated per session task groups, Colin Walters, (Sun Dec 5, 3:47 pm)
Re: [PATCH v4] sched: automated per session task groups, Valdis.Kletnieks, (Sun Dec 5, 5:28 pm)
Re: [PATCH v4] sched: automated per session task groups, Peter Zijlstra, (Tue Dec 7, 11:51 am)
[tip:sched/core] sched, autogroup: Fix potential access to ..., tip-bot for Mike Gal ..., (Tue Jan 4, 7:18 am)