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2025-11-27 - 13:54
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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 highest latencies:
System rack6slot5.osadl.org (updated Thu Nov 27, 2025 00:43:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
281399106435424,5215cyclictest20711-21kworker/0:100:11:240
281399105125358,5143cyclictest1544-21kworker/0:119:28:260
281399102665237,5018cyclictest14500-21kworker/0:023:23:370
28139998924901,4976cyclictest1442-21kworker/0:121:58:070
28139998325203,4624cyclictest8858-21kworker/0:021:24:400
28139997965303,4490cyclictest1544-21kworker/0:119:14:030
28139997955185,4605cyclictest24324-21kworker/0:222:27:360
28139997595071,4677cyclictest26348-21kworker/0:221:36:250
28139996254859,4715cyclictest1544-21kworker/0:120:11:220
28139996185094,4512cyclictest1442-21kworker/0:122:15:390
28139994925033,4448cyclictest26348-21kworker/0:221:40:240
28139994144814,4589cyclictest14569-21kworker/0:223:59:440
28139994084708,4689cyclictest7139-21kworker/0:122:55:120
28139992474825,4411cyclictest1544-21kworker/0:120:28:560
28139992264719,4496cyclictest30681-21kworker/0:200:38:420
28139991954681,4503cyclictest8858-21kworker/0:021:28:300
28139991734791,4378cyclictest1544-21kworker/0:119:57:470
28139991304771,4354cyclictest8858-21kworker/0:021:08:590
28139990564607,4438cyclictest20711-21kworker/0:100:15:040
28139990334717,4305cyclictest1544-21kworker/0:120:09:250
28139990154692,4318cyclictest1544-21kworker/0:119:31:590
28139990074605,4391cyclictest1544-21kworker/0:119:53:510
28139989754687,4277cyclictest1544-21kworker/0:120:48:260
28139989444578,4355cyclictest7139-21kworker/0:122:50:590
28139988834546,4332cyclictest30164-21kworker/0:123:31:510
28139988434522,4310cyclictest14569-21kworker/0:200:03:410
28139987794493,4275cyclictest24324-21kworker/0:222:46:530
28139986904453,4226cyclictest1442-21kworker/0:122:07:460
28139986404620,4009cyclictest14500-21kworker/0:023:07:240
28139985694489,4069cyclictest30681-21kworker/0:200:30:490
28139985084229,4236cyclictest1544-21kworker/0:119:48:080
28139984114171,4189cyclictest1544-21kworker/0:120:31:000
28139983814292,4078cyclictest1544-21kworker/0:119:24:370
28139982894390,3848cyclictest14569-21kworker/0:200:06:050
28139982044261,3892cyclictest8858-21kworker/0:020:58:220
28139980853977,4034cyclictest1544-21kworker/0:120:54:270
28139979764295,3638cyclictest20711-21kworker/0:100:25:130
28139979704343,3613cyclictest1544-21kworker/0:119:36:530
28139978004148,3601cyclictest24324-21kworker/0:222:37:380
28139977564132,3573cyclictest30164-21kworker/0:123:42:190
28139976093750,3799cyclictest1442-21kworker/0:122:02:290
28139975594026,3481cyclictest1544-21kworker/0:120:23:090
28139974724097,3351cyclictest1544-21kworker/0:119:15:080
28139974703977,3478cyclictest26348-21kworker/0:221:30:420
28139973493930,3405cyclictest1544-21kworker/0:120:42:340
28139973023901,3350cyclictest14500-21kworker/0:023:17:330
28139972643782,3422cyclictest8858-21kworker/0:021:15:060
28139971863895,3280cyclictest8858-21kworker/0:021:00:440
28139971523878,3263cyclictest1442-21kworker/0:121:51:290
28139970853776,3249cyclictest24324-21kworker/0:222:22:150
28139970633832,3220cyclictest1544-21kworker/0:119:42:440
28139970343800,3223cyclictest30164-21kworker/0:123:35:530
28139969013751,3139cyclictest14500-21kworker/0:023:03:360
28139968703684,3134cyclictest1544-21kworker/0:120:38:410
28139967583565,3182cyclictest8858-21kworker/0:021:12:570
28139967563535,3207cyclictest1442-21kworker/0:121:46:090
28139966233455,3107cyclictest20711-21kworker/0:100:21:200
28139965863498,3083cyclictest7892-21kworker/0:023:48:050
28139965283532,2980cyclictest14500-21kworker/0:023:26:040
28139964873545,2931cyclictest1544-21kworker/0:120:17:070
28139964713487,2934cyclictest7892-21kworker/0:023:54:130
28139964013545,2805cyclictest1544-21kworker/0:120:03:230
28139963083414,2843cyclictest24324-21kworker/0:222:41:270
28139962123351,2811cyclictest24324-21kworker/0:222:33:370
28139959683223,2730cyclictest14500-21kworker/0:023:13:330
28139947292571,2147cyclictest1442-21kworker/0:122:11:540
27162578184,204sleep00-21swapper19:09:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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