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2026-06-13 - 04:09
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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 100 highest latencies:
System rackcslot6.osadl.org (updated Sat Jun 13, 2026 00:46:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
681658993810,380cyclictest0-21swapper/022:11:020
68165899380379,1cyclictest782544-21kworker/0:000:25:020
68165899378376,1cyclictest0-21swapper/020:38:020
68165899377376,1cyclictest684674-21kworker/0:219:32:020
68165899377376,1cyclictest0-21swapper/020:04:020
68165899377376,1cyclictest0-21swapper/019:38:020
68165899377375,1cyclictest0-21swapper/020:08:020
68165899376374,1cyclictest0-21swapper/020:53:020
68165899375374,1cyclictest0-21swapper/020:44:020
68165899375374,1cyclictest0-21swapper/019:21:020
68165899375373,1cyclictest684674-21kworker/0:220:28:010
68167699372370,1cyclictest0-21swapper/223:37:012
68167699370368,1cyclictest0-21swapper/223:05:012
68167699368367,1cyclictest0-21swapper/222:47:022
68167699368367,1cyclictest0-21swapper/222:05:022
68167699368366,1cyclictest866843-21ssh22:43:022
68167699368366,1cyclictest691530-21kworker/2:221:33:022
68167699368366,1cyclictest0-21swapper/223:17:022
68167699368365,1cyclictest691530-21kworker/2:221:19:012
68167699367366,1cyclictest0-21swapper/200:20:022
68167699367365,1cyclictest754667-21diskmemload22:19:012
68167699366365,1cyclictest691530-21kworker/2:221:27:022
68167699366364,1cyclictest691530-21kworker/2:222:23:022
68167699365363,1cyclictest986596-21kworker/2:019:25:012
68167699365363,1cyclictest0-21swapper/219:17:022
68167699364363,1cyclictest0-21swapper/223:27:022
68167699364363,1cyclictest0-21swapper/221:48:012
68167699364362,1cyclictest754667-21diskmemload21:42:022
68167699364362,1cyclictest691530-21kworker/2:222:25:022
68167699363361,1cyclictest691530-21kworker/2:223:31:022
68167699363361,1cyclictest0-21swapper/223:54:022
68167699363361,1cyclictest0-21swapper/223:54:022
68167699363361,1cyclictest0-21swapper/221:11:012
68167699362360,1cyclictest0-21swapper/219:23:022
68167699362359,2cyclictest691530-21kworker/2:223:42:012
68167699360359,1cyclictest0-21swapper/220:31:022
68167699360359,1cyclictest0-21swapper/220:13:012
68167699360359,1cyclictest0-21swapper/200:12:022
68167699360358,1cyclictest691530-21kworker/2:222:35:022
68167699359358,1cyclictest0-21swapper/222:54:022
68167699359357,1cyclictest0-21swapper/219:40:022
68167699359357,1cyclictest0-21swapper/219:40:022
68167699358357,1cyclictest0-21swapper/220:51:022
68167699358356,1cyclictest0-21swapper/200:27:012
68167699357356,1cyclictest691530-21kworker/2:220:07:012
68167699357356,1cyclictest0-21swapper/200:08:012
68169099356354,1cyclictest0-21swapper/423:02:024
68167699356355,1cyclictest0-21swapper/221:56:022
68167699356355,1cyclictest0-21swapper/221:52:022
68167699356355,1cyclictest0-21swapper/220:43:022
68167699356355,1cyclictest0-21swapper/220:39:022
68167699356354,1cyclictest691530-21kworker/2:223:49:012
68169099355354,1cyclictest0-21swapper/422:49:014
68169099355353,1cyclictest0-21swapper/422:30:024
68169099355353,1cyclictest0-21swapper/422:30:014
68167699355354,1cyclictest691530-21kworker/2:220:19:022
68167699355354,1cyclictest0-21swapper/220:25:022
68167699355354,1cyclictest0-21swapper/219:30:012
68167699355353,1cyclictest0-21swapper/221:01:022
68167699355353,1cyclictest0-21swapper/219:53:022
68167699355352,2cyclictest0-21swapper/200:30:012
68169099354353,1cyclictest0-21swapper/421:35:014
68167699354353,1cyclictest0-21swapper/220:47:022
68167699354352,1cyclictest691530-21kworker/2:223:23:022
68169099353351,1cyclictest0-21swapper/421:17:024
68169099352351,1cyclictest0-21swapper/423:51:024
68169099352351,1cyclictest0-21swapper/423:51:014
68169099352351,1cyclictest0-21swapper/421:49:024
68167699352350,1cyclictest0-21swapper/221:38:022
68169099351350,1cyclictest0-21swapper/422:44:024
68169099351349,1cyclictest0-21swapper/421:59:024
68169099351348,2cyclictest0-21swapper/400:11:024
68167699351350,1cyclictest0-21swapper/219:13:022
68169099350348,1cyclictest0-21swapper/422:51:014
68169099350348,1cyclictest0-21swapper/421:34:014
68167699350349,1cyclictest691530-21kworker/2:223:59:022
68167699350349,1cyclictest0-21swapper/222:32:022
68167699350349,1cyclictest0-21swapper/222:32:012
68167699350349,1cyclictest0-21swapper/222:02:022
68169099349348,1cyclictest0-21swapper/421:10:014
68169099349347,1cyclictest944714-21kworker/4:023:57:014
68169099349347,1cyclictest0-21swapper/400:01:024
68169799348346,1cyclictest959411-21kworker/5:119:58:025
68169099348347,1cyclictest0-21swapper/420:55:024
68169099348346,1cyclictest0-21swapper/421:05:024
68169099348346,1cyclictest0-21swapper/421:05:014
68167699348347,1cyclictest0-21swapper/219:56:022
68169099347346,1cyclictest0-21swapper/422:57:014
68169099347346,1cyclictest0-21swapper/419:35:024
68169099347345,1cyclictest0-21swapper/423:46:024
68169099347345,1cyclictest0-21swapper/422:36:024
68169099347345,1cyclictest0-21swapper/422:28:024
68169099347345,1cyclictest0-21swapper/420:49:014
68169099347345,1cyclictest0-21swapper/419:49:024
68169099347345,1cyclictest0-21swapper/419:41:024
68169099347345,1cyclictest0-21swapper/419:41:024
68169099346344,1cyclictest0-21swapper/423:44:024
68169099346344,1cyclictest0-21swapper/420:23:024
68167699345343,1cyclictest691530-21kworker/2:220:56:012
68170599344341,1cyclictest669258-21kworker/6:121:20:026
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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