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2026-06-13 - 17:31
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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 12:46:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
921504993800,379cyclictest0-21swapper/011:02:020
921504993800,379cyclictest0-21swapper/010:32:020
921504993800,379cyclictest0-21swapper/010:04:030
921504993800,1cyclictest0-21swapper/012:27:020
921504993800,1cyclictest0-21swapper/009:24:020
921504993800,1cyclictest0-21swapper/009:06:020
921504993800,1cyclictest0-21swapper/008:22:030
92152299368367,1cyclictest0-21swapper/212:15:022
92152299367366,1cyclictest0-21swapper/210:50:032
92152299367365,1cyclictest961467-21kworker/2:109:25:032
92152299367365,1cyclictest0-21swapper/212:33:022
92152299367365,1cyclictest0-21swapper/211:22:032
92152299365364,1cyclictest0-21swapper/212:05:022
92152299365363,1cyclictest0-21swapper/210:27:022
92152299364363,1cyclictest0-21swapper/210:35:032
92152299364363,1cyclictest0-21swapper/207:46:022
92152299364362,1cyclictest1186650-21kworker/2:007:37:032
92152299364362,1cyclictest1018611-21kworker/2:211:59:022
92152299364362,1cyclictest1018611-21kworker/2:211:03:032
92152299364362,1cyclictest0-21swapper/208:37:022
92152299364362,1cyclictest0-21swapper/207:53:022
92151299364360,4cyclictest979510-21kworker/1:008:58:031
92152299363362,1cyclictest0-21swapper/211:07:032
92152299363362,1cyclictest0-21swapper/209:31:032
92152299363362,1cyclictest0-21swapper/208:43:022
92152299363362,1cyclictest0-21swapper/208:31:032
92152299363362,1cyclictest0-21swapper/207:11:022
92152299363361,1cyclictest0-21swapper/210:59:022
92152299363361,1cyclictest0-21swapper/209:09:022
92152299363361,1cyclictest0-21swapper/208:27:032
92152299363361,1cyclictest0-21swapper/207:17:022
92152299362361,1cyclictest1186650-21kworker/2:008:03:022
92152299362361,1cyclictest0-21swapper/209:41:022
92152299362360,1cyclictest0-21swapper/207:29:022
92152299361359,1cyclictest0-21swapper/212:00:022
92155099360358,1cyclictest1090810-21kworker/6:012:15:036
92155099360357,2cyclictest4132628-21kworker/6:110:50:026
92152299360359,1cyclictest0-21swapper/210:40:032
92155099359357,1cyclictest0-21swapper/609:25:026
92153799359357,1cyclictest0-21swapper/411:55:034
92152299359358,1cyclictest0-21swapper/211:50:022
92155099358356,1cyclictest4132628-21kworker/6:112:33:026
92155099358356,1cyclictest4132628-21kworker/6:111:22:026
92153099358357,1cyclictest0-21swapper/309:43:033
92152299358357,1cyclictest0-21swapper/209:10:022
92152299358356,1cyclictest1186650-21kworker/2:007:55:022
92152299358356,1cyclictest0-21swapper/212:10:022
92155099357355,1cyclictest4132628-21kworker/6:110:35:026
92155099357355,1cyclictest1090810-21kworker/6:012:05:036
92152299357356,1cyclictest0-21swapper/211:40:032
92152299357355,1cyclictest0-21swapper/211:26:032
92155099356354,1cyclictest4132628-21kworker/6:107:46:016
92155099356354,1cyclictest0-21swapper/611:03:026
92152299356355,1cyclictest1186650-21kworker/2:007:20:022
92152299356355,1cyclictest0-21swapper/210:00:032
92155099355354,1cyclictest4132628-21kworker/6:110:27:026
92155099355354,1cyclictest0-21swapper/607:37:026
92155099355353,1cyclictest4132628-21kworker/6:111:07:026
92155099355353,1cyclictest4132628-21kworker/6:109:31:026
92155099355353,1cyclictest4132628-21kworker/6:108:43:036
92155099355353,1cyclictest4132628-21kworker/6:108:37:026
92155099355353,1cyclictest4132628-21kworker/6:108:31:026
92155099355353,1cyclictest4132628-21kworker/6:108:29:026
92155099355353,1cyclictest4132628-21kworker/6:107:53:026
92155099355353,1cyclictest4132628-21kworker/6:107:11:026
92152299355354,1cyclictest0-21swapper/212:37:022
92152299355354,1cyclictest0-21swapper/210:45:032
92152299355353,1cyclictest1018611-21kworker/2:209:57:022
92155099354353,1cyclictest0-21swapper/611:59:036
92155099354352,1cyclictest928367-21kworker/6:207:29:026
92155099354352,1cyclictest4132628-21kworker/6:110:59:026
92155099354352,1cyclictest4132628-21kworker/6:109:41:036
92155099354352,1cyclictest4132628-21kworker/6:109:09:036
92155099354352,1cyclictest4132628-21kworker/6:107:17:026
92155099354352,1cyclictest0-21swapper/608:03:036
92153799354352,1cyclictest0-21swapper/407:45:024
92152299354353,1cyclictest0-21swapper/209:52:032
92152299354353,1cyclictest0-21swapper/209:37:032
92152299354353,1cyclictest0-21swapper/208:24:032
92152299354352,1cyclictest0-21swapper/211:48:032
92155099353351,1cyclictest4132628-21kworker/6:110:40:026
92152299353352,1cyclictest0-21swapper/208:54:022
92152299353352,1cyclictest0-21swapper/207:32:022
92155099352350,1cyclictest1090810-21kworker/6:012:00:036
92153799352350,1cyclictest0-21swapper/411:04:024
92152299352351,1cyclictest1186650-21kworker/2:008:18:032
92152299352351,1cyclictest0-21swapper/212:24:022
92152299352351,1cyclictest0-21swapper/210:34:022
92153799351350,1cyclictest0-21swapper/411:15:024
92153799351348,1cyclictest0-21swapper/409:01:034
92155099350349,1cyclictest1090810-21kworker/6:011:50:026
92155099350348,1cyclictest4132628-21kworker/6:109:10:026
92153799350349,1cyclictest0-21swapper/412:20:024
92153799350348,1cyclictest0-21swapper/411:38:024
92153799350348,1cyclictest0-21swapper/408:47:024
92153799350348,1cyclictest0-21swapper/408:15:024
92153799350348,1cyclictest0-21swapper/407:27:034
92153799350347,2cyclictest0-21swapper/410:21:024
92155099349348,1cyclictest0-21swapper/607:55:036
92153799349348,1cyclictest0-21swapper/412:06:024
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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