* Pavel Machek <[EMAIL PROTECTED]> [050119 03:32]: > Hi! > > > As this patch is related to the VST/High-Res timers, there > > are probably various things that can be merged. I have not > > yet looked at what all could be merged. > > > > I'd appreciate some comments and testing! > > Good news is that it does seem to reduce number of interrupts. Bad > news is that time now runs faster (like "sleep 10" finishes in ~5 > seconds) and that I could not measure any difference in power > consumption.
Thanks for trying it out. I have quite accurate time here on my systems, and sleep works as it should. I wonder what's happening on your system? If you have a chance, could you please post the results from following simple tests? Regards, Tony # dmesg | grep -i time Using tsc for high-res timesource dyn-tick: Registering dynamic tick timer per-CPU timeslice cutoff: 731.77 usecs. task migration cache decay timeout: 1 msecs. ..TIMER: vector=0x31 pin1=2 pin2=-1 Machine check exception polling timer started. Real Time Clock Driver v1.12 dyn-tick: Enabling dynamic tick timer dyn-tick: Timer using dynamic tick # for i in 1 2 3 4 5; do ntpdate -b rinkeli && sleep 10; done 19 Jan 17:03:16 ntpdate[937]: step time server 192.168.100.254 offset -0.002639 sec 19 Jan 17:03:26 ntpdate[941]: step time server 192.168.100.254 offset -0.000374 sec 19 Jan 17:03:36 ntpdate[945]: step time server 192.168.100.254 offset -0.000100 sec 19 Jan 17:03:47 ntpdate[949]: step time server 192.168.100.254 offset -0.000530 sec 19 Jan 17:03:57 ntpdate[953]: step time server 192.168.100.254 offset -0.000841 sec # date && sleep 10 && date Wed Jan 19 17:05:35 UTC 2005 Wed Jan 19 17:05:45 UTC 2005 # while [ 1 ]; do date; done | uniq Wed Jan 19 17:06:14 UTC 2005 Wed Jan 19 17:06:15 UTC 2005 Wed Jan 19 17:06:16 UTC 2005 Wed Jan 19 17:06:17 UTC 2005 ... - 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/
