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/var/log/kern.log:Mar 27 00:11:27 hostname kernel: [785690.322271] clocksource: timekeeping watchdog on CPU1: hpet wd-wd read-back delay of 72425ns
/var/log/kern.log:Mar 27 00:11:27 hostname kernel: [785690.322282] clocksource: wd-tsc-wd read-back delay of 147714ns, clock-skew test skipped!
/var/log/kern.log:Mar 27 05:36:41 hostname kernel: [801603.852804] clocksource: timekeeping watchdog on CPU4: hpet wd-wd read-back delay of 51612ns
/var/log/kern.log:Mar 27 05:36:41 hostname kernel: [801603.852815] clocksource: wd-tsc-wd read-back delay of 114330ns, clock-skew test skipped!
/var/log/kern.log:Mar 27 09:58:48 hostname kernel: [817331.400178] clocksource: timekeeping watchdog on CPU3: hpet wd-wd read-back delay of 65371ns
/var/log/kern.log:Mar 27 09:58:48 hostname kernel: [817331.400197] clocksource: wd-tsc-wd read-back delay of 115866ns, clock-skew test skipped!
/var/log/kern.log:Mar 27 10:23:10 hostname kernel: [818792.906413] clocksource: timekeeping watchdog on CPU14: hpet wd-wd read-back delay of 55523ns
/var/log/kern.log:Mar 27 10:23:10 hostname kernel: [818792.906416] clocksource: wd-tsc-wd read-back delay of 100990ns, clock-skew test skipped!
/var/log/kern.log:Mar 28 07:05:35 hostname kernel: [893338.501186] clocksource: timekeeping watchdog on CPU1: hpet wd-wd read-back delay of 56012ns
/var/log/kern.log:Mar 28 07:05:35 hostname kernel: [893338.501189] clocksource: wd-tsc-wd read-back delay of 100222ns, clock-skew test skipped!
/var/log/kern.log:Mar 28 07:25:26 hostname kernel: [894529.027103] clocksource: timekeeping watchdog on CPU14: hpet wd-wd read-back delay of 60761ns
/var/log/kern.log:Mar 28 07:25:26 hostname kernel: [894529.027105] clocksource: wd-tsc-wd read-back delay of 103015ns, clock-skew test skipped!
/var/log/kern.log:Mar 28 07:25:33 hostname kernel: [894536.519111] clocksource: timekeeping watchdog on CPU13: hpet wd-wd read-back delay of 55244ns
/var/log/kern.log:Mar 28 07:25:33 hostname kernel: [894536.519115] clocksource: wd-tsc-wd read-back delay of 102596ns, clock-skew test skipped!
/var/log/kern.log:Mar 28 09:56:29 hostname kernel: [903592.016263] clocksource: timekeeping watchdog on CPU12: hpet wd-wd read-back delay of 60971ns
/var/log/kern.log:Mar 28 09:56:29 hostname kernel: [903592.016277] clocksource: wd-tsc-wd read-back delay of 100082ns, clock-skew test skipped!
/var/log/kern.log:Mar 28 11:27:06 hostname kernel: [909029.528086] clocksource: timekeeping watchdog on CPU7: hpet wd-wd read-back delay of 122920ns
/var/log/kern.log:Mar 28 11:27:06 hostname kernel: [909029.528108] clocksource: wd-tsc-wd read-back delay of 112514ns, clock-skew test skipped!
/var/log/kern.log:Mar 28 11:28:06 hostname kernel: [909089.528053] clocksource: timekeeping watchdog on CPU15: hpet wd-wd read-back delay of 54825ns
I believe these changes in kernel might be responsible:
I could just update my logcheck filters to simply ignore these logs, but maybe it's actually an issue and I should fix it, somehow..?- clocksource: Reduce clocksource-skew threshold
- clocksource: Avoid accidental unstable marking of clocksources