* 2009-09-15T14:35:36  NFS issues; ls: cannot access /data/ipp051.0: Input/output error ; rebooted by gavin
 * 2009-09-18T16:32:55 Degraded unit: unit=0, port=18 (replaced)
 * 2010-01-05T16:20:30system unresponsive, ganglia [attachment:ipp029-loadgraph-2010-01-05.png load], [attachment:ipp029-memorygraph-2010-01-05.png memory], [attachment:ipp029-cpugraph-2010-01-05.png cpu], power cycled by gavin
 * 2011-5-12  5:37:16 Controller#1(PCI) IDE Channel # 9 Reading Error
 * 2011-07-06T11:26:14  system unresponsive, nothing on console, power cycled by gavin
 * 2011-07-07T03:28:44  system unresponsive, nothing on console, power cycled by gavin (2011-07-07T08:38:30)
 * 2011-10-03T23:48:00  system crash, console information shows the same kind of error as on ipp026:
  {{{

<Oct/04 08:39 am>ipp029 login: [7653866.118158] 
<Oct/04 08:39 am>[7653866.118158] HARDWARE ERROR
<Oct/04 08:39 am>[7653866.118158] CPU 5: Machine Check Exception:                4 Bank 0: b200004000000800
<Oct/04 08:39 am>[7653866.118158] TSC 56ca1938fc43b0 
<Oct/04 08:39 am>[7653866.118158] This is not a software problem!
<Oct/04 08:39 am>[7653866.118158] Run through mcelog --ascii to decode and contact your hardware vendor

^^^^^^^^^^TRANSLATION^^^^^^^^^^^
(ipp029:~) cindy% /usr/sbin/mcelog --k8 --ascii < myerror 


HARDWARE ERROR. This is *NOT* a software problem!
Please contact your hardware vendor
CPU 5 BANK 0 TSC 56ca1938fc43b0 
MCG status:MCIP 
MCi status:
Uncorrected error
Error enabled
Processor context corrupt
MCA:BUS Level-0 Originated-request Generic Memory-access Request-timeout Error
Model:
STATUS b200004000000800 MCGSTATUS 4


^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

<Oct/04 08:39 am>[7653866.118158] 
<Oct/04 08:39 am>[7653866.118158] HARDWARE ERROR
<Oct/04 08:39 am>[7653866.118158] CPU 7: Machine Check Exception:                5 Bank 0: b200004000000800
<Oct/04 08:39 am>[7653866.118158] RIP !INEXACT! 10:<ffffffff80212604> {mwait_idle+0x41/0x44}
<Oct/04 08:39 am>[7653866.118158] TSC 56ca1938fc43a0 
<Oct/04 08:39 am>[7653866.118158] This is not a software problem!
<Oct/04 08:39 am>[7653866.118158] Run through mcelog --ascii to decode and contact your hardware vendor
<Oct/04 08:39 am>[7653866.118158] 

^^^^^^^^^^TRANSLATION^^^^^^^^^^^

(ipp029:~) cindy% /usr/sbin/mcelog --p4 --ascii < myerror2
HARDWARE ERROR. This is *NOT* a software problem!
Please contact your hardware vendor
CPU 7 BANK 0 TSC 56ca1938fc43a0 
MCG status:RIPV MCIP 
MCi status:
Uncorrected error
Error enabled
Processor context corrupt
MCA:BUS Level-0 Originated-request Generic Memory-access Request-timeout Error
Model:
STATUS b200004000000800 MCGSTATUS 5

^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

<Oct/04 08:39 am>[7653866.118158] HARDWARE ERROR
<Oct/04 08:39 am>[7653866.118158] CPU 7: Machine Check Exception:                5 Bank 5: b200120020080400
<Oct/04 08:39 am>[7653866.118158] RIP !INEXACT! 10:<ffffffff80212604> {mwait_idle+0x41/0x44}
<Oct/04 08:39 am>[7653866.118158] TSC 56ca1938fc4fd8 
<Oct/04 08:39 am>[7653866.118158] This is not a software problem!
<Oct/04 08:39 am>[7653866.118158] Run through mcelog --ascii to decode and contact your hardware vendor
<Oct/04 08:39 am>[7653866.118158] 

^^^^^^^^^^TRANSLATION^^^^^^^^^^^

(ipp029:~) cindy% /usr/sbin/mcelog --p4 --ascii < myerror3
HARDWARE ERROR. This is *NOT* a software problem!
Please contact your hardware vendor
CPU 7 BANK 5 TSC 56ca1938fc4fd8 
MCG status:RIPV MCIP 
MCi status:
Uncorrected error
Error enabled
Processor context corrupt
MCA:Internal Timer error
STATUS b200120020080400 MCGSTATUS 5


^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

<Oct/04 08:39 am>[7653866.118158] HARDWARE ERROR
<Oct/04 08:39 am>[7653866.118158] CPU 5: Machine Check Exception:                4 Bank 5: b200120014040400
<Oct/04 08:39 am>[7653866.118158] TSC 56ca1938fc5098 
<Oct/04 08:39 am>[7653866.118158] This is not a software problem!
<Oct/04 08:39 am>[7653866.118158] Run through mcelog --ascii to decode and contact your hardware vendor


^^^^^^^^^^TRANSLATION^^^^^^^^^^^

(ipp029:~) cindy% /usr/sbin/mcelog --p4 --ascii < myerror4
HARDWARE ERROR. This is *NOT* a software problem!
Please contact your hardware vendor
CPU 5 BANK 5 TSC 56ca1938fc5098 
MCG status:MCIP 
MCi status:
Uncorrected error
Error enabled
Processor context corrupt
MCA:Internal Timer error
STATUS b200120014040400 MCGSTATUS 4



^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^


<Oct/04 08:39 am>[7653866.118158] Kernel panic - not syncing: Machine check
<Oct/04 08:39 am>[7653866.118158] ------------[ cut here ]------------
<Oct/04 08:39 am>[7653866.118158] WARNING: at kernel/smp.c:333 smp_call_function_mask+0x37/0x1d7()
<Oct/04 08:39 am>[7653866.118158] Modules linked in: coretemp w83627hf w83793 hwmon_vid k8temp autofs4 i2c_i801 i2c_core iTCO_wdt e1000e tg3 libphy e1000 xfs dm_snapshot dm_mirror dm_region_hash dm_log aacraid 3w_9xxx 3w_xxxx atp870u arcmsr aic7xxx scsi_wait_scan
<Oct/04 08:39 am>[7653866.118158] Pid: 26053, comm: ppSub Tainted: G   M    W  2.6.28-rc7-00105-gfeaf384 #4
<Oct/04 08:39 am>[7653866.118158] Call Trace:
<Oct/04 08:39 am>[7653866.118158]  <#MC>  [<ffffffff802397db>] warn_on_slowpath+0x51/0x6d
<Oct/04 08:39 am>[7653866.118158]  [<ffffffff803eec86>] notify_update+0x2b/0x30
<Oct/04 08:39 am>[7653866.118158]  [<ffffffff8025bc31>] smp_call_function_mask+0x37/0x1d7
<Oct/04 08:39 am>[7653866.118158]  [<ffffffff80264013>] crash_kexec+0x17/0xef
<Oct/04 08:39 am>[7653866.118158]  [<ffffffff802640e2>] crash_kexec+0xe6/0xef
<Oct/04 08:39 am>[7653866.118158]  [<ffffffff8021d53e>] native_smp_send_stop+0x1a/0x26
<Oct/04 08:39 am>[7653866.118158]  [<ffffffff80239896>] panic+0x95/0x13f
<Oct/04 08:39 am>[7653866.118158]  [<ffffffff80239d5d>] release_console_sem+0x3e/0x1a5
<Oct/04 08:39 am>[7653866.118158]  [<ffffffff80239d5d>] release_console_sem+0x3e/0x1a5
<Oct/04 08:39 am>[7653866.118158]  [<ffffffff80239d5d>] release_console_sem+0x3e/0x1a5
<Oct/04 08:39 am>[7653866.118158]  [<ffffffff805b9e66>] __atomic_notifier_call_chain+0x74/0x83
<Oct/04 08:39 am>[7653866.118158]  [<ffffffff805b9df2>] __atomic_notifier_call_chain+0x0/0x83
<Oct/04 08:39 am>[7653866.118158]  [<ffffffff80217b55>] mce_log+0x0/0x7f
<Oct/04 08:39 am>[7653866.118158]  [<ffffffff80217eef>] do_machine_check+0x2d5/0x378
<Oct/04 08:39 am>[7653866.118158]  [<ffffffff8020d04f>] machine_check+0x7f/0x90
<Oct/04 08:39 am>[7653866.118158]  <<EOE>> <4>---[ end trace 4eaa2a86a8e2da22 ]---
}}}
  * 2011-10-06T10:00:00  system unresponsive, [wiki:Ipp029-crash-20111006 ipp029-hw-error], power cycled by gavin
  * 2011-10-08T12:41:06  system unresponsive, [wiki:Ipp029-crash-20111008 ipp029-hw-error], power cycled by gavin
  * 2011-10-09T15:38:56  system unresponsive, [wiki:Ipp029-crash-20111009 ipp029-hw-error], power cycled by gavin
  * 2011-10-11T13:26:16  system unresponsive, [wiki:Ipp029-crash-20111011 ipp029-hw-error], power cycled by gavin
  * 2011-10-11T14:11:16  system unresponsive, [wiki:Ipp029-crash-20111011T141116 ipp029-hw-error], power cycled by gavin
  * 2011-10-11T14:47:16  system unresponsive, [wiki:Ipp029-crash-20111011T144716 ipp029-hw-error], power cycled by gavin