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2024-04-25 - 06:52
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 50 highest latencies:
System rackdslot0.osadl.org (updated Thu Apr 25, 2024 00:45:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2906699382369,11cyclictest4989-21kworker/1:000:33:011
2906699381368,11cyclictest7245-21kworker/1:123:02:021
2906699368366,0cyclictest0-21swapper/120:17:031
2906699365363,2cyclictest7245-21kworker/1:119:13:031
2906699363361,1cyclictest7245-21kworker/1:119:18:021
2906699363361,0cyclictest0-21swapper/120:54:021
2906699363361,0cyclictest0-21swapper/120:54:021
2906699357355,0cyclictest0-21swapper/121:21:031
2906699356354,0cyclictest0-21swapper/122:25:031
2906699355354,1cyclictest0-21swapper/123:29:021
2906699354354,0cyclictest0-21swapper/123:34:001
2907199350347,2cyclictest0-21swapper/200:33:022
2907199347346,0cyclictest0-21swapper/223:02:022
2907199343341,2cyclictest0-21swapper/219:13:022
2907199343330,13cyclictest24969-21kworker/2:120:17:032
2907199338325,13cyclictest24969-21kworker/2:120:54:032
2907199338325,13cyclictest24969-21kworker/2:120:54:022
2907199336332,4cyclictest0-21swapper/222:25:022
2907199335333,0cyclictest0-21swapper/221:21:022
2907199321318,1cyclictest0-21swapper/223:29:012
29066993100,309cyclictest0-21swapper/120:36:001
2906299306301,4cyclictest20271-21gnome-shell19:24:000
2907199305302,2cyclictest20271-21gnome-shell19:57:002
2906299305304,1cyclictest32272-21kworker/0:120:22:020
2907199304299,4cyclictest20271-21gnome-shell00:07:592
2906299304298,5cyclictest20271-21gnome-shell19:44:000
2906299302297,4cyclictest20271-21gnome-shell21:26:590
2906299302296,5cyclictest20271-21gnome-shell22:54:590
2907199301295,5cyclictest20271-21gnome-shell21:28:582
2906299301298,2cyclictest20271-21gnome-shell19:38:000
2906299301296,4cyclictest0-21swapper/021:42:580
2906299299294,4cyclictest20271-21gnome-shell23:27:590
2906299297297,0cyclictest0-21swapper/023:34:010
2906299297292,4cyclictest20271-21gnome-shell20:31:590
2906299296296,0cyclictest0-21swapper/022:25:030
2907199295291,3cyclictest0-21swapper/220:03:592
2907199295290,4cyclictest0-21swapper/223:21:582
2907199295290,4cyclictest0-21swapper/222:13:582
2906699292287,4cyclictest0-21swapper/123:13:591
2906299290287,2cyclictest20271-21gnome-shell23:17:590
2906299290285,4cyclictest0-21swapper/020:55:000
2906299290285,4cyclictest0-21swapper/020:54:590
2907199289283,5cyclictest20271-21gnome-shell19:44:592
2906699289287,1cyclictest0-21swapper/121:43:591
2906299289286,2cyclictest20271-21gnome-shell22:04:580
2906699288286,1cyclictest0-21swapper/122:41:581
2906699287285,1cyclictest0-21swapper/100:20:581
2906299287282,4cyclictest0-21swapper/019:25:590
2906699280278,1cyclictest0-21swapper/122:37:581
2907199279274,4cyclictest0-21swapper/200:10:592
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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