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2025-06-17 - 02:31
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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 50 highest latencies:
System rack6slot5.osadl.org (updated Tue Jun 17, 2025 00:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
292829999155272,4638cyclictest32133-21kworker/0:120:53:280
292829995635096,4456cyclictest32133-21kworker/0:120:41:040
292829995144882,4621cyclictest32662-21kworker/0:100:17:170
292829994284894,4520cyclictest26302-21kworker/0:122:02:200
292829993184797,4511cyclictest26519-21kworker/0:023:34:300
292829993134679,4622cyclictest32662-21kworker/0:100:29:100
292829992814828,4402cyclictest21063-21kworker/0:222:27:300
292829991834728,4450cyclictest8576-21kworker/0:219:40:340
292829990744674,4395cyclictest8576-21kworker/0:220:08:150
292829990684667,4390cyclictest26302-21kworker/0:122:08:440
292829990614661,4389cyclictest8576-21kworker/0:220:04:020
292829990474656,4380cyclictest8576-21kworker/0:220:16:210
292829990134614,4388cyclictest32662-21kworker/0:123:53:490
292829989714620,4341cyclictest9066-21kworker/0:119:32:380
292829989524606,4335cyclictest16925-21kworker/0:021:35:000
292829989134740,4122cyclictest3848-21kworker/0:222:57:380
292829989084582,4315cyclictest32133-21kworker/0:120:49:180
292829988754568,4296cyclictest32133-21kworker/0:121:01:430
292829988754449,4422cyclictest32662-21kworker/0:123:57:590
292829988634634,4214cyclictest16925-21kworker/0:021:33:320
292829987764522,4243cyclictest9066-21kworker/0:119:36:360
292829987574491,4255cyclictest32662-21kworker/0:100:01:520
292829987234695,4017cyclictest32133-21kworker/0:120:57:400
292829987044374,4318cyclictest26302-21kworker/0:121:55:330
292829986434453,4179cyclictest8576-21kworker/0:220:36:550
292829986304300,4279cyclictest8576-21kworker/0:220:26:520
292829986074519,4084cyclictest32662-21kworker/0:100:33:020
292829985234478,4033cyclictest32133-21kworker/0:121:18:290
292829984994288,4201cyclictest26302-21kworker/0:122:20:510
292829984564512,3893cyclictest32662-21kworker/0:100:38:470
292829984114333,4067cyclictest16925-21kworker/0:021:26:540
292829982664322,3893cyclictest26302-21kworker/0:121:54:050
292829982414097,4129cyclictest9066-21kworker/0:119:22:480
292829982204385,3811cyclictest32662-21kworker/0:123:44:430
292829980074309,3684cyclictest8576-21kworker/0:219:58:460
292829980054089,3900cyclictest26302-21kworker/0:122:11:190
292829978314062,3727cyclictest17432-21kworker/0:123:21:170
292829977184041,3662cyclictest17432-21kworker/0:123:17:090
292829974533933,3509cyclictest32662-21kworker/0:123:46:240
292829973543958,3337cyclictest19865-21kworker/0:223:29:070
292829973453873,3457cyclictest32133-21kworker/0:121:12:310
292829972233898,3275cyclictest8576-21kworker/0:220:22:390
292829971713773,3347cyclictest8576-21kworker/0:220:14:350
292829971643919,3241cyclictest9066-21kworker/0:119:17:300
292829971133744,3317cyclictest3848-21kworker/0:223:13:220
292829971003520,3557cyclictest21063-21kworker/0:222:31:580
292829970843742,3327cyclictest21063-21kworker/0:222:36:280
292829970553638,3394cyclictest8576-21kworker/0:219:52:570
292829970373809,3168cyclictest32662-21kworker/0:100:07:460
292829970103790,3170cyclictest8576-21kworker/0:219:46:520
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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