В Mon, 12 Dec 2011 16:18:35 +0000 Bruce Cran <br...@cran.org.uk> пишет:
> On 12/12/2011 15:51, Steve Kargl wrote: > > This comes up every 9 months or so, and must be approaching FAQ > > status. In a HPC environment, I recommend 4BSD. Depending on the > > workload, ULE can cause a severe increase in turn around time when > > doing already long computations. If you have an MPI application, > > simply launching greater than ncpu+1 jobs can show the problem. PS: > > search the list archives for "kargl and ULE". > > This isn't something that can be fixed by tuning ULE? For example for > desktop applications kern.sched.preempt_thresh should be set to 224 > from its default. I'm wondering if the installer should ask people > what the typical use will be, and tune the scheduler appropriately. > This is by and large does not help in certain situations ... _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org"
