Andrey Chernov
2014-Jan-14 15:43 UTC
SCHED_ULE bug (was Re: cpuminer mines only on one core regardless of "--threads" option)
On 14.01.2014 17:01, Alexander wrote:> on Freebsd 9.2 x64 on 5 different PCs I installed net-p2p/cpuminer > from ports and by "pkg install" - result is the same - minerd mines > only on one core regardless of "--threads" option....> # top -P > CPU 0: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle > CPU 1: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle > CPU 2: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle > CPU 3: 0.0% user, 100% nice, 0.0% system, 0.0% interrupt, 0.0% idleThis is SCHED_ULE bug, I see _all_ processes (not minerd only in particular) stuck to the last CPU too (top's 'C' column is equal to the last CPU and never changes), latest -stable i386. It disappears for me switching to SCHED_4BSD.
Subbsd
2014-Jan-14 16:14 UTC
SCHED_ULE bug (was Re: cpuminer mines only on one core regardless of "--threads" option)
On Tue, Jan 14, 2014 at 7:43 PM, Andrey Chernov <ache at freebsd.org> wrote:> On 14.01.2014 17:01, Alexander wrote: >> on Freebsd 9.2 x64 on 5 different PCs I installed net-p2p/cpuminer >> from ports and by "pkg install" - result is the same - minerd mines >> only on one core regardless of "--threads" option. > ... >> # top -P >> CPU 0: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle >> CPU 1: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle >> CPU 2: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle >> CPU 3: 0.0% user, 100% nice, 0.0% system, 0.0% interrupt, 0.0% idle > > This is SCHED_ULE bug, I see _all_ processes (not minerd only in > particular) stuck to the last CPU too (top's 'C' column is equal to the > last CPU and never changes), latest -stable i386. It disappears for me > switching to SCHED_4BSD. > > _______________________________________________ > freebsd-ports at freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-ports > To unsubscribe, send any mail to "freebsd-ports-unsubscribe at freebsd.org"I think it's the same story seen in the distant 2011: http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/163585
Alexander
2014-Jan-14 18:32 UTC
Re: SCHED_ULE bug (was Re: cpuminer mines only on one core regardless of "--threads" option)
14.01.2014, 20:14, "Subbsd" <subbsd@gmail.com>:> On Tue, Jan 14, 2014 at 7:43 PM, Andrey Chernov <ache@freebsd.org> wrote: > >> On 14.01.2014 17:01, Alexander wrote: >>> on Freebsd 9.2 x64 on 5 different PCs I installed net-p2p/cpuminer >>> from ports and by "pkg install" - result is the same - minerd mines >>> only on one core regardless of "--threads" option. >> ... >>> # top -P >>> CPU 0: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle >>> CPU 1: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle >>> CPU 2: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle >>> CPU 3: 0.0% user, 100% nice, 0.0% system, 0.0% interrupt, 0.0% idle >> This is SCHED_ULE bug, I see _all_ processes (not minerd only in >> particular) stuck to the last CPU too (top's 'C' column is equal to the >> last CPU and never changes), latest -stable i386. It disappears for me >> switching to SCHED_4BSD. >> >> _______________________________________________ >> freebsd-ports@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-ports >> To unsubscribe, send any mail to "freebsd-ports-unsubscribe@freebsd.org" > > I think it's the same story seen in the distant 2011: > http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/163585reboot didn't help (try on 3 different PCs) I'll try switching to SCHED_4BSD tomorrow (thanks Andrey Chernov) _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org"