Messages in this thread | | | Date | Sun, 24 Feb 2008 22:33:27 -0600 | From | Robert Hancock <> | Subject | Re: Clocksource tsc is always unstable with 2.6.25-* kernels and CONFIG_NO_HZ=y on my box |
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Gabriel C wrote: > Hi, > > I noticed tsc is always marked unstable on my box with 2.6.25* , 2.6.24 is fine. > > .. > > [ 0.825760] ACPI: PCI Interrupt 0000:03:0e.0[A] -> GSI 22 (level, low) -> IRQ 22 > [ 0.805755] Switched to high resolution mode on CPU 1 > [ 0.794244] Switched to high resolution mode on CPU 2 > [ 0.766968] Switched to high resolution mode on CPU 3 > [ 1.083944] Switched to high resolution mode on CPU 0 > [ 15.388792] Clocksource tsc unstable (delta = 9373391604 ns) > [ 15.714648] Time: acpi_pm clocksource has been installed. > > .. > > Booting nohz=off fixes that. > > Another strange thing is when I try to boot that kernel with clocksource=acpi_pm it just hangs. > > config is attached. > > Please let me know if you need more infos / want me to try patches or anything else.
Please post your full dmesg output.
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