[Xen-bugs] [Bug 195] Many Timer ISR: Time went backwards logs

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http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=195





------- Comment #43 from sjmuniz@xxxxxxxxxxx  2008-08-28 21:21 -------

Still an issue when rebooting the machine on an Athlon Dual Core.
AMD Athlon(tm) 64 X2 Dual Core Processor 5000+
zillions of log lines on both virtual machines.
root@orion64:/home/seba# xm dmesg
 __  __            _____  ____    _             _
 \ \/ /___ _ __   |___ / |___ \  / |   _ __ ___/ |   _ __  _ __ ___
  \  // _ \ '_ \    |_ \   __) | | |__| '__/ __| |__| '_ \| '__/ _ \
  /  \  __/ | | |  ___) | / __/ _| |__| | | (__| |__| |_) | | |  __/
 /_/\_\___|_| |_| |____(_)_____(_)_|  |_|  \___|_|  | .__/|_|  \___|
                                                    |_|
(XEN) Xen version 3.2.1-rc1-pre (buildd@buildd) (gcc version 4.2.3 (Ubuntu
4.2.3-2ubuntu7)) Fri Apr 11 01:13:51 UTC 2008

Aug 29 03:57:01 mail kernel: [    0.000322] clocksource/0: Time went backwards:
ret=8c54af6f5 delta=-910042363166
6 shadow=89dab1e9d offset=279fd933
Aug 29 03:57:01 mail kernel: [    0.000339] clocksource/0: Time went backwards:
ret=8c54b3b96 delta=-910042361409
7 shadow=89dab1e9d offset=27a01dcc
Aug 29 03:57:01 mail kernel: [    0.000351] clocksource/0: Time went backwards:
ret=8c54b6876 delta=-910042360260
9 shadow=89dab1e9d offset=27a04aae
Aug 29 03:57:01 mail kernel: [    0.001238] Setting mem allocation to 131072
kiB
Aug 29 03:57:01 mail kernel: [    4.301077] printk: 2363 messages suppressed.
Aug 29 03:57:01 mail kernel: [    4.301088] clocksource/0: Time went backwards:
ret=9c7b194cd delta=-909608838485
8 shadow=9c7652874 offset=4c9ff2

Trying the workarround...


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