Re: [LAT] Tickless kernel and realtime

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To: <linux-audio-tuning@...>
Date: Wednesday, September 17, 2008 - 10:36 pm

Hi,

sorry for newbe question...
"Tickless" option while configuring new kernel is good only for power saving?
No other benefits?

Thanks

mira

< ------------ Původní zpráva ------------
< Od: Daniel James
< Předmět: Re: [LAT] Tickless kernel and realtime
< Datum: 16.9.2008 11:36:14
< ----------------------------------------
< Hi Robin
<
< > Instead of compiling your own, you can also try to use the kernel from
< > 64studio (it's also debian based) which IIRC is tickless:
< > http://apt.64studio.com/64studio/stable/pool/main/l/linux-2.6/
<
< I'm afraid that particular kernel is not tickless, it was never intended
< for power-saving:
<
< $ grep NO_HZ /boot/config-2.6.21-1-multimedia-amd64
< # CONFIG_NO_HZ is not set
<
< We are looking at the tickless feature for power savings on the Indamixx
< though.
<
< Cheers!
<
< Daniel
<
<
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< Linux-audio-tuning@lists.linuxaudio.org
< http://lists.linuxaudio.org/listinfo/linux-audio-tuning
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Messages in current thread:
[Linux-audio-tuning] New Linux-audio-tuning mailing list, Daniel James, (Tue Jul 29, 11:43 am)
[LAT] Tickless kernel and realtime, Maurizio De Cecco, (Fri Sep 12, 1:20 pm)
[LAT] RT patch not needed for new kernels (?), Grammostola Rosea, (Wed Nov 26, 11:07 pm)
[LAT] Fwd: [LAU] Are RT-patches needed anymore? (Was Re: &gt..., Lars-Erik Helander, (Mon Feb 2, 7:36 pm)
[LAT] 2.6.29-rt1, Robin Gareus, (Thu Mar 26, 6:52 pm)
Re: [LAT] Setting up a performance synth, Brian Bergstrom, (Thu Jan 14, 6:17 pm)
Re: [LAT] To much latency, Jeremy Jongepier, (Thu Nov 3, 8:22 pm)
Re: [LAT] 2.6.29-rt1, Fernando Lopez-Lezcano, (Thu Mar 26, 8:40 pm)
Re: [LAT] 2.6.29-rt1, Robin Gareus, (Thu Mar 26, 9:21 pm)
Re: [LAT] 2.6.29-rt1, Fernando Lopez-Lezcano, (Fri Mar 27, 5:23 pm)
Re: [LAT] 2.6.29-rt1, , (Fri Mar 27, 7:09 pm)
Re: [LAT] 2.6.29-rt1, Robin Gareus, (Fri Mar 27, 5:27 pm)
Re: [LAT] 2.6.29-rt1, , (Fri Mar 27, 12:57 pm)
Re: [LAT] 2.6.29-rt1, Robin Gareus, (Fri Mar 27, 12:59 pm)
Re: [LAT] 2.6.29-rt1, Grammostola Rosea, (Fri Mar 27, 1:02 pm)
Re: [LAT] 2.6.29-rt1, , (Thu Mar 26, 8:13 pm)
Re: [LAT] 2.6.29-rt1, Robin Gareus, (Thu Mar 26, 8:30 pm)
Re: [LAT] [LAU] RT patch not needed for new kernels (?), Fernando Lopez-Lezcano, (Wed Nov 26, 11:45 pm)
Re: [LAT] Tickless kernel and realtime, Robin Gareus, (Mon Sep 15, 5:00 pm)
Re: [LAT] Tickless kernel and realtime, Daniel James, (Tue Sep 16, 9:36 am)
Re: [LAT] Tickless kernel and realtime, Jaromír Mikeš, (Wed Sep 17, 10:36 pm)
Re: [LAT] Tickless kernel and realtime, Robin Gareus, (Thu Sep 18, 2:47 pm)
Re: [LAT] Tickless kernel and realtime, Jaromír Mikeš, (Thu Sep 18, 7:42 pm)
Re: [LAT] Tickless kernel and realtime, Emanuel Rumpf, (Sun Sep 14, 12:38 pm)