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2026-08-08 - 17:48
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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 all highest latencies:
System rack6slot5.osadl.org (updated Sat Aug 08, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71559998135192,4611cyclictest23863-21kworker/0:007:27:440
71559997185144,4563cyclictest23863-21kworker/0:007:37:450
71559995525061,4480cyclictest23863-21kworker/0:007:23:190
71559992454823,4412cyclictest23863-21kworker/0:008:35:350
71559991534655,4488cyclictest23863-21kworker/0:007:43:070
71559991104761,4345cyclictest23863-21kworker/0:007:48:480
71559989694690,4275cyclictest23863-21kworker/0:007:15:590
71559988294519,4306cyclictest23863-21kworker/0:007:54:410
71559977063821,3871cyclictest23863-21kworker/0:008:48:230
71559975434017,3512cyclictest23863-21kworker/0:009:03:250
71559975143909,3555cyclictest23863-21kworker/0:008:06:280
71559973253855,3456cyclictest23863-21kworker/0:007:14:130
71559973103922,3374cyclictest1954-21kworker/0:110:48:400
71559972843881,3344cyclictest23863-21kworker/0:008:56:110
71559971913545,3603cyclictest23863-21kworker/0:008:26:550
71559971103707,3352cyclictest23863-21kworker/0:008:19:530
71559967653355,3360cyclictest23863-21kworker/0:007:31:110
71559967123660,3048cyclictest23863-21kworker/0:008:42:520
71559966573310,3333cyclictest23863-21kworker/0:008:13:020
71559965503521,2978cyclictest31393-21kworker/0:109:32:210
71559965173455,3048cyclictest1954-21kworker/0:110:50:410
71559965113410,3087cyclictest9679-21kworker/0:110:11:360
71559965053422,3041cyclictest9679-21kworker/0:109:56:450
71559963183332,2945cyclictest23863-21kworker/0:009:22:240
71559961673281,2872cyclictest23565-21kworker/0:110:29:540
71559961223311,2761cyclictest23863-21kworker/0:007:59:430
71559961133137,2962cyclictest4355-21kworker/0:109:46:000
71559960803215,2814cyclictest4355-21kworker/0:109:43:040
71559960663278,2775cyclictest23863-21kworker/0:009:11:320
71559960073309,2694cyclictest23863-21kworker/0:008:01:190
71559949032658,2241cyclictest23863-21kworker/0:008:21:290
71559946962338,2316cyclictest23863-21kworker/0:008:33:590
69712782185,203sleep00-21swapper07:09:080
71559949834,450cyclictest21092-21ssh11:26:420
71559948733,441cyclictest20478-21diskmemload10:09:360
71559948733,440cyclictest23230-21ssh11:31:340
71559948634,439cyclictest20478-21diskmemload12:36:430
71559948631,441cyclictest25398-21ssh11:36:320
71559948534,437cyclictest1051-21ssh10:44:300
71559948533,439cyclictest17241-21ssh12:31:060
71559948533,438cyclictest20478-21diskmemload12:12:080
71559948532,439cyclictest32238-21ssh11:51:430
71559948433,438cyclictest20478-21diskmemload11:09:030
71559948431,440cyclictest3919-21ssh12:01:110
71559948431,439cyclictest19437-21ssh11:24:310
71559948331,439cyclictest23633-21ssh10:21:510
71559948331,439cyclictest20478-21diskmemload12:00:050
71559948232,209cyclictest31427-21ssh10:40:040
71559947829,207cyclictest27831-21ssh11:41:580
71559947318,441cyclictest29309-21perl09:26:140
71559946332,418cyclictest10475-21ssh12:15:560
71559946032,368cyclictest4305-21snmpd10:02:100
71559941932,373cyclictest9414-21ssh11:01:000
71559940831,363cyclictest20478-21diskmemload12:26:560
71559940254,166cyclictest21440-21apt-get10:17:090
71559940234,355cyclictest351950irq/10-yenta11:46:070
71559939955,284cyclictest6448-21ssh12:06:300
71559939954,286cyclictest20478-21diskmemload09:51:390
71559939951,158cyclictest20478-21diskmemload09:36:080
71559939650,286cyclictest12722-21uname12:21:010
71559939553,283cyclictest7448-21ssh10:56:190
71559939157,275cyclictest11424-21kworker/u2:211:16:030
71559939149,282cyclictest20478-21diskmemload11:10:500
71559939020,370cyclictest0-21swapper09:06:240
71559938934,341cyclictest24729-21ssh09:16:400
71559938934,341cyclictest20478-21diskmemload10:31:310
71559935634,263cyclictest14521-21chrt08:52:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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