I found this latency ~5 minutes after boot up, no load . It looks like vgacon_scroll() has a memset like operation which can grow. Daniel On Mon, 17 Oct 2005, Ingo Molnar wrote: > > i have released the 2.6.14-rc4-rt7 tree, which can be downloaded from > the usual place: > > http://redhat.com/~mingo/realtime-preempt/ > > the biggest change is the merging of "ktimers next step", a'ka the > clockevents framework, from Thomas Gleixner. This is mostly a design > cleanup of the existing timekeeping, timer and HRT codebase. One > user-visible aspect is that the PIT timer is now available as a hres > source too - APIC-less systems will find this useful. > > otherwise, there are lots of fixes all across the spectrum. > > Changes since 2.6.14-rc4-rt1: > > - clockevents framework (Thomas Gleixner) > > - ktimer and HRT updates (Thomas Gleixner) > > - robust futex updates (David Singleton) > > - symbol export fixes (Steven Rostedt) > > - export tsc_c3_compensate for real (reported by Rui Nuno Capela) > > - fix for the nanosleep() -ERESTARTBLOCK bug > (reported by Fernando Lopez-Lezcano) > > - x64 latency tracer fixes (reported by Mark Knecht) > > - PRINTK_IGNORE_LOGLEVEL bugfix > > - various build fixes > > to build a 2.6.14-rc4-rt7 tree, the following patches should be applied: > > http://kernel.org/pub/linux/kernel/v2.6/linux-2.6.13.tar.bz2 > http://kernel.org/pub/linux/kernel/v2.6/testing/patch-2.6.14-rc4.bz2 > http://redhat.com/~mingo/realtime-preempt/patch-2.6.14-rc4-rt7 > > Ingo > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to [email protected] > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ >
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