Re: SCHED_ULE should not be the default
Bruce Cran <[email protected]>
| Newsgroups | gmane.os.freebsd.performance,gmane.os.freebsd.current,gmane.os.freebsd.stable |
|---|---|
| Message-ID | <[email protected]> |
On 13/12/2011 09:00, Andrey Chernov wrote: > I observe ULE interactivity slowness even on single core machine > (Pentium 4) in very visible places, like 'ps ax' output stucks in the > middle by ~1 second. When I switch back to SHED_4BSD, all slowness is > gone. I'm also seeing problems with ULE on a dual-socket quad-core Xeon machine with 16 logical CPUs. If I run "tar xf somefile.tar" and "make -j16 buildworld" then logging into another console can take several seconds. Sometimes even the "Password:" prompt can take a couple of seconds to appear after typing my username. -- Bruce Cran _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-performance To unsubscribe, send any mail to "[email protected]"