Messages in this thread | | | Date | Sun, 29 Jun 2008 14:02:58 -0400 | From | David Collier-Brown <> | Subject | Re: [RFC v1] Tunable sched_mc_power_savings=n |
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Andi Kleen <andi@firstfloor.org> said on Fri, 27 Jun 2008 00:38:53 +0200: >>Peter Zijlstra wrote: >>>>And your workload manager could just nice processes. It should probably >>>>do that anyways to tell ondemand you don't need full frequency. >>> >>>Except that I want my nice 19 distcc processes to utilize as much cpu as >>>possible, but just not bother any other stuff I might be doing... >> >>They already won't do that if you run ondemand and cpufreq. It won't >>crank up the frequency for niced processes.
Tim Connors then wrote: > Shouldn't there be a powernice, just as there is an ionice and a nice? Hmmn, how about:
User Commands nice(1)
NAME nice - invoke a command with an altered priority
SYNOPSIS /usr/bin/nice [-increment | -n increment] [-s|-i|-e|-p] command [argu- ment...]
DESCRIPTION The nice utility invokes command, requesting that it be run with a different priority. If -i is specified, the priority of (disk) I/O is modified. If -e is specified, ethernet (or other networking) priority is changed. If -p is specified, power usage priority is changed and if -s is specified, or none of -1, -e or -p is specified, then system scheduling priority is modified...
--dave -- David Collier-Brown | Always do right. This will gratify Sun Microsystems, Toronto | some people and astonish the rest davecb@sun.com | -- Mark Twain (905) 943-1983, cell: (647) 833-9377, (800) 555-9786 x56583 bridge: (877) 385-4099 code: 506 9191#
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