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2025-12-04 - 17:40
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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 376 highest latencies:
System rack6slot5.osadl.org (updated Thu Dec 04, 2025 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1926799105195409,5100cyclictest1067-21kworker/0:107:54:170
1926799100455358,4676cyclictest11493-21kworker/0:111:39:110
192679997985237,4557cyclictest1067-21kworker/0:108:09:100
192679997955231,4553cyclictest1067-21kworker/0:108:01:450
192679997205090,4619cyclictest28935-21kworker/0:110:25:430
192679997015184,4506cyclictest1067-21kworker/0:108:31:500
192679995875033,4550cyclictest1067-21kworker/0:108:13:020
192679994254918,4457cyclictest1067-21kworker/0:107:44:560
192679992324766,4455cyclictest1067-21kworker/0:108:39:250
192679992124637,4565cyclictest1067-21kworker/0:109:10:190
192679991244713,4400cyclictest1067-21kworker/0:108:20:250
192679991214601,4509cyclictest14086-21kworker/0:010:41:070
192679990934698,4384cyclictest32572-21kworker/0:211:58:330
192679989914645,4335cyclictest1067-21kworker/0:109:02:480
192679989654632,4322cyclictest1067-21kworker/0:107:28:130
192679989474730,4212cyclictest14086-21kworker/0:010:52:540
192679989454615,4319cyclictest28935-21kworker/0:110:01:070
192679988794575,4299cyclictest14086-21kworker/0:010:33:250
192679987884548,4236cyclictest1067-21kworker/0:107:58:050
192679986824594,4084cyclictest1067-21kworker/0:108:28:030
192679985474308,4234cyclictest32572-21kworker/0:212:14:380
192679985464328,4213cyclictest1067-21kworker/0:108:47:070
192679985404462,4002cyclictest17805-21kworker/0:209:51:170
192679984894394,4084cyclictest1067-21kworker/0:107:31:580
192679984844487,3985cyclictest1067-21kworker/0:109:18:130
192679984004405,3944cyclictest1067-21kworker/0:109:31:500
192679983754385,3938cyclictest28935-21kworker/0:110:16:130
192679981954417,3763cyclictest1067-21kworker/0:109:27:360
192679981774088,4066cyclictest1067-21kworker/0:108:53:040
192679981574430,3716cyclictest1067-21kworker/0:107:24:230
192679981244280,3829cyclictest1067-21kworker/0:109:23:490
192679980744362,3661cyclictest11493-21kworker/0:111:29:290
192679980494023,4011cyclictest14086-21kworker/0:011:10:250
192679979864203,3732cyclictest32572-21kworker/0:212:28:090
192679979864093,3834cyclictest14086-21kworker/0:011:17:310
192679979293960,3909cyclictest1067-21kworker/0:107:37:080
192679978414144,3682cyclictest1067-21kworker/0:107:18:060
192679977794108,3656cyclictest28935-21kworker/0:110:07:030
192679976354128,3457cyclictest1067-21kworker/0:108:56:530
192679975914045,3535cyclictest32572-21kworker/0:212:06:490
192679974853970,3500cyclictest28935-21kworker/0:110:10:540
192679974203953,3456cyclictest17805-21kworker/0:209:41:140
192679973763791,3534cyclictest11493-21kworker/0:111:33:120
192679972913874,3375cyclictest17805-21kworker/0:209:47:110
192679972083827,3366cyclictest14086-21kworker/0:010:47:000
192679971753891,3233cyclictest11493-21kworker/0:111:44:560
192679970723637,3375cyclictest14086-21kworker/0:011:02:300
192679970263829,3182cyclictest32572-21kworker/0:212:24:090
192679970173627,3375cyclictest14086-21kworker/0:010:39:150
192679970003749,3240cyclictest20432-21kworker/0:012:33:430
192679969993603,3345cyclictest32572-21kworker/0:212:16:480
192679969243709,3205cyclictest14086-21kworker/0:011:08:130
192679968333652,3170cyclictest11493-21kworker/0:111:50:500
192679967983639,3148cyclictest17805-21kworker/0:209:57:050
192679967373618,3108cyclictest1067-21kworker/0:108:43:200
192679967063705,2990cyclictest1067-21kworker/0:107:46:550
192679966143500,3062cyclictest28935-21kworker/0:110:20:120
192679965393455,2996cyclictest11493-21kworker/0:111:21:130
192679965223263,3244cyclictest32572-21kworker/0:212:00:510
192679964883442,3032cyclictest1067-21kworker/0:109:08:260
192679964803592,2877cyclictest11493-21kworker/0:111:46:500
192679964253338,3073cyclictest1067-21kworker/0:109:35:410
192679963513419,2922cyclictest14086-21kworker/0:010:56:360
192679962733345,2877cyclictest1067-21kworker/0:108:18:330
192679958313266,2562cyclictest1067-21kworker/0:107:14:030
192679951992625,2559cyclictest20432-21kworker/0:012:36:110
184932612186,203sleep00-21swapper07:05:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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