Messages in this thread | | | From | Al Boldi <> | Subject | Re: [ANNOUNCE][RFC] PlugSched-6.4 for 2.6.18-rc2 | Date | Mon, 24 Jul 2006 18:57:52 +0300 |
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Peter Williams wrote: > > This version removes the hard/soft CPU rate caps from the SPA schedulers. > > A patch for 2.6.18-rc2 is available at: > > <http://prdownloads.sourceforge.net/cpuse/plugsched-6.4-for-2.6.18-rc2.pat >ch?download> > > Very Brief Documentation: > > You can select a default scheduler at kernel build time. If you wish to > boot with a scheduler other than the default it can be selected at boot > time by adding: > > cpusched=<scheduler>
Any reason dynsched couldn't be merged with plugsched?
> to the boot command line where <scheduler> is one of: ingosched, > ingo_ll, nicksched, staircase, spa_no_frills, spa_ws, spa_svr, spa_ebs > or zaphod. If you don't change the default when you build the kernel > the default scheduler will be ingosched (which is the normal scheduler). > > The scheduler in force on a running system can be determined by the > contents of: > > /proc/scheduler
It may be really great, to allow schedulers perPid parent, thus allowing the stacking of different scheduler semantics. This could aid flexibility a lot.
Worth a try, and should be easy to implement.
> Control parameters for the scheduler can be read/set via files in: > > /sys/cpusched/<scheduler>/
Thanks for the most important out-of-tree patch that makes 2.6 reasonable.
-- Al
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