Messages in this thread | | | Date | Wed, 04 May 2011 09:31:28 +0200 | From | Christian Hoffmann <> | Subject | Re: Long timeout when booting >= 2.6.38 |
| |
On 05/04/2011 03:00 AM, john stultz wrote: > On Tue, 2011-05-03 at 00:27 +0200, Christian Hoffmann wrote: >>> >>> Can you reproduce the hang booting with "clocksource=hpet" and >>> "clocksource=acpi_pm" ? >> >> Both hang also. > > Sorry, one more clarifying point here: > > When you used either clocksource=hpet/clocksource=acpi_pm did the > behavior of the system seem different after booting? In other words: > does running time waiting a few seconds and then running time again show > the expected passage of time? Were any following hangs seen, or was it > only the first one at boot?
Hi,
with hpet no problems seen. No further hangs either.
In fact, switching to acpi_pm doesn't seem to work:
$ dmesg | grep clock
[ 0.000000] Command line: BOOT_IMAGE=/vmlinuz-2.6.39-rc5-ch-broken+ root=/dev/mapper/vg-root ro quiet splash vt.handoff=7 clocksource=acpi_pm [ 0.000000] Kernel command line: BOOT_IMAGE=/vmlinuz-2.6.39-rc5-ch-broken+ root=/dev/mapper/vg-root ro quiet splash vt.handoff=7 clocksource=acpi_pm [ 0.000000] hpet clockevent registered [ 1.413835] Switching to clocksource hpet [ 1.420762] Override clocksource acpi_pm is not HRT compatible. Cannot switch while in HRT/NOHZ mode [ 147.940143] Refined TSC clocksource calibration: 2809.409 MHz. [ 147.940147] Switching to clocksource tsc
Regards, Chris
| |