> > > > > > > > > > > I'm running an amd64 athlon x2 2.6ghz with 2gb ram and > > > > > > > > > > > video playback stutters if I try to play a video after > > > > > > > > > > > the system has been running for awhile, even after > > > > > > > > > > > closing all programs. Restarting always fixes it. How > > > > > > > > > > > would you track this down? > > > > > > > > > > > > > > > > > > > > > > - Grant > > > > > > > > > > > > > > > > > > > > Look at your RAM usage with "free -m" (the second line is > > > > > > > > > > interesting). > > > > > > > > > > > > > > > > > > > > Look at your log files (especially dmesg) for anything > > > > > > > > > > suspicious. Maybe your graphic card's driver fell back to a > > > > > > > > > > compatibility mode or something like that. > > > > > > > > > > > > > > > > > > or (in case of NVIDIA) it has thrown a 'Xid' error - after > > > > > > > > > that you can be called lucky if video works at all ... > > > > > > > > > > > > No Xid error. I did have this: > > > > > > > > > > > > warning: many lost ticks > > > > > > Your time source seems to be instable or some driver is hogging > > > > > > interrupts > > > > > > > > > > ok, do you have a working hpet? or do you have compiled pm-timer > > > > > support into your kernel (you should)? and set hdparm -u1 for your > > > > > ide devices? > > > > > > > > There is no mention of hpet in dmesg or lspci, but I do have: > > > > > > > > CONFIG_HPET_TIMER=y > > > > CONFIG_HPET_EMULATE_RTC=y > > > > CONFIG_HZ_1000=y > > > > CONFIG_HZ=1000 > > > > > > I am using Hz 300... smooth video... > > > and voluntary preemption. > > > > Just switched to those. > > > > > > Where can I find pm-timer support in the kernel? There doesn't seem > > > > to be a mention of it in .config. I'm using > > > > hardened-sources-2.6.20-r6. > > > > > > Power management options ---> > > > ACPI (Advanced Configuration and Power Interface) Support ---> > > > [*] Power Management Timer Support > > > Help text: > > > CONFIG_X86_PM_TIMER: > > > > That's weird, I don't have that option in menuconfig or .config at > > all. Nothing matches PM_TIMER. > > ok, that is wired. > > I have attached my config (you can ignore the parts about reiser4 ;) ) > > > > > > oh, and check that the hpet really works - dmesg is your friend. > > > > There is no mention of hpet or HPET in dmesg. > > then you don't have one. And without hpet, pm-timer or any other really > usefull timesource you are in deep shit mode. Do you mind posting your dmesg? > > In your case I would remove the kernel sources, reinstall them, and start with > a new, clean config - I had a severe case of 'why are half of my options > missing' a few weeks ago ...
Ok, I'll give that a try if I still get the lost ticks tonight. Thanks everyone for the help. - Grant -- [EMAIL PROTECTED] mailing list
