Messages in this thread | | | Date | Mon, 6 Aug 2007 16:28:42 +0200 (CEST) | From | Jan Engelhardt <> | Subject | Re: Few interrupts with NO_HZ |
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On Aug 6 2007 09:47, Chris Snook wrote: >> >> this more of an informational question. So: >> kernel version is 2.6.22.1 on i686 >> /proc/uptime 9917.81 9140.90 (2h45m) >> /proc/cpuinfo: >> CPU0 >> 0: 282 IO-APIC-edge timer >> >> this is kinda neat, I expected much more interrupts than just 282 >> since boot. What kernel code actually uses the irq0 timer? > > If you don't have an HPET (and most single-processor systems do not)
This is an AMD Athlon with 'Thoroughbred' core; it does not seem to have C-states at all (or: exactly one). It clearly is not idle all the time, sometimes I run povray. (And 282 has not changed since the morning.)
Jan -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org 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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