2011/12/10 George Mitchell <george+free...@m5p.com>: > On 12/09/11 10:17, Attilio Rao wrote: >> >> [...] >> >> More precisely I'd be interested in KTR traces. >> To be even more precise: >> With a completely stable GENERIC configuration (or otherwise please >> post your kernel config) please add the following: >> options KTR >> options KTR_ENTRIES=262144 >> options KTR_COMPILE=(KTR_SCHED) >> options KTR_MASK=(KTR_SCHED) >> >> While you are in the middle of the slow-down (so once it is well >> established) please do: >> # sysclt debug.ktr.cpumask="" > > > wonderland# sysctl debug.ktr.cpumask="" > debug.ktr.cpumask: ffffffffffffffff > sysctl: debug.ktr.cpumask: Invalid argument > > >> >> In the end go with: >> # ktrdump -ctf> ktr-ule-problem.out > > > It's 44MB, so it's at http://www.m5p.com/~george/ktr-ule-problem.out
What svn revision did you use for it? What is the CPUs frequencies of machines generating this? Attilio -- Peace can only be achieved by understanding - A. Einstein _______________________________________________ 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"