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2025-12-12 - 16:33
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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 Fri Dec 12, 2025 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1209499108975562,5324cyclictest2185-21kworker/0:223:23:190
1209499101785154,4964cyclictest27919-21kworker/0:022:11:010
120949998275220,4596cyclictest27311-21kworker/0:220:13:370
120949997455083,4658cyclictest27919-21kworker/0:022:25:220
120949997395078,4650cyclictest12133-21kworker/0:221:43:570
120949994714857,4603cyclictest579-21kworker/0:100:18:070
120949994594855,4600cyclictest26427-21kworker/0:000:10:030
120949994244833,4580cyclictest11307-21kworker/0:223:02:100
120949992974762,4524cyclictest8880-21kworker/0:122:08:220
120949992504642,4603cyclictest3409-21kworker/0:000:22:150
120949992324733,4488cyclictest30449-21kworker/0:121:18:520
120949991824706,4465cyclictest25066-21kworker/0:023:06:200
120949991094680,4418cyclictest29887-21kworker/0:019:30:530
120949991044654,4446cyclictest4380-21kworker/0:021:31:300
120949989724612,4356cyclictest26427-21kworker/0:000:06:000
120949989564603,4342cyclictest2185-21kworker/0:223:57:150
120949989334581,4341cyclictest11307-21kworker/0:222:46:260
120949989324584,4336cyclictest25066-21kworker/0:023:10:330
120949989074470,4426cyclictest2185-21kworker/0:200:01:480
120949988364542,4283cyclictest29887-21kworker/0:019:38:260
120949988354540,4284cyclictest29887-21kworker/0:019:42:130
120949988174533,4279cyclictest5140-21kworker/0:122:33:500
120949987344471,4259cyclictest3409-21kworker/0:000:26:150
120949987164369,4336cyclictest18307-21kworker/0:221:56:000
120949986864556,4118cyclictest11307-21kworker/0:222:42:150
120949986814307,4359cyclictest7143-21kworker/0:100:36:590
120949986614456,4194cyclictest27919-21kworker/0:022:16:510
120949986144420,4182cyclictest21455-21kworker/0:221:14:490
120949986134286,4275cyclictest27311-21kworker/0:220:07:320
120949984894447,4031cyclictest2185-21kworker/0:223:53:120
120949983994179,4179cyclictest29887-21kworker/0:019:18:040
120949981714365,3754cyclictest27311-21kworker/0:220:32:070
120949981284334,3780cyclictest27311-21kworker/0:220:24:020
120949980424192,3799cyclictest18307-21kworker/0:221:54:340
120949980414228,3790cyclictest29887-21kworker/0:019:14:590
120949978374143,3682cyclictest27311-21kworker/0:220:29:480
120949978363894,3900cyclictest27311-21kworker/0:219:59:310
120949976954169,3515cyclictest8880-21kworker/0:122:04:100
120949975553867,3674cyclictest27311-21kworker/0:220:03:290
120949974994022,3426cyclictest27311-21kworker/0:219:47:260
120949974533695,3698cyclictest29887-21kworker/0:019:28:540
120949974413888,3501cyclictest12133-21kworker/0:221:46:330
120949974004103,3273cyclictest11307-21kworker/0:222:53:110
120949973993777,3571cyclictest21455-21kworker/0:220:56:300
120949972773814,3448cyclictest27919-21kworker/0:022:23:550
120949972713630,3626cyclictest21455-21kworker/0:221:08:480
120949972193780,3379cyclictest21455-21kworker/0:221:00:330
120949972193779,3380cyclictest2185-21kworker/0:223:39:100
120949970943773,3317cyclictest7143-21kworker/0:100:34:110
120949970133784,3178cyclictest30449-21kworker/0:121:25:590
120949969803663,3266cyclictest29887-21kworker/0:019:21:170
120949969223783,3128cyclictest13191-21kworker/0:120:46:190
120949969173779,3127cyclictest27311-21kworker/0:219:53:210
120949967853588,3182cyclictest2185-21kworker/0:223:34:550
120949967353656,3028cyclictest13191-21kworker/0:120:52:340
120949966143580,2982cyclictest30449-21kworker/0:121:21:250
120949965133421,3040cyclictest5140-21kworker/0:122:36:360
120949963863420,2962cyclictest4380-21kworker/0:021:39:570
120949963383360,2963cyclictest13191-21kworker/0:120:36:120
120949963093324,2924cyclictest27311-21kworker/0:220:16:010
120949963033327,2925cyclictest13191-21kworker/0:120:40:320
120949962563354,2898cyclictest2185-21kworker/0:223:49:110
120949962393326,2908cyclictest2185-21kworker/0:223:44:550
120949962023280,2879cyclictest25066-21kworker/0:023:17:430
120949962023269,2918cyclictest11307-21kworker/0:222:56:330
120949961763262,2863cyclictest2185-21kworker/0:223:26:050
116782747184,203sleep00-21swapper19:07:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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