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2026-04-26 - 20:21
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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 792 highest latencies:
System rack6slot5.osadl.org (updated Sun Apr 26, 2026 12:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2366299116476071,5562cyclictest22044-21kworker/0:012:36:470
236629998855329,4553cyclictest21110-21kworker/0:007:12:460
236629987974447,4327cyclictest6129-21kworker/0:011:37:300
236629987864468,4303cyclictest22044-21kworker/0:012:21:090
236629987574608,4134cyclictest21320-21kworker/0:009:55:180
236629986734406,4253cyclictest18631-21kworker/0:008:32:090
236629983344218,4064cyclictest18631-21kworker/0:008:29:210
236629982714166,4054cyclictest4460-21kworker/0:107:56:400
236629981804377,3799cyclictest18631-21kworker/0:008:39:060
236629980344042,3978cyclictest21110-21kworker/0:007:38:240
236629977684144,3612cyclictest18631-21kworker/0:008:45:360
236629977434126,3602cyclictest29631-21kworker/0:111:20:260
236629976703862,3793cyclictest4460-21kworker/0:108:04:420
236629974383875,3521cyclictest18631-21kworker/0:008:59:190
236629970923632,3446cyclictest22044-21kworker/0:012:34:500
236629970793592,3473cyclictest4460-21kworker/0:107:50:080
236629970343771,3248cyclictest18631-21kworker/0:009:23:320
236629970283795,3222cyclictest21110-21kworker/0:007:15:510
236629969813779,3198cyclictest18631-21kworker/0:008:24:150
236629969283747,3170cyclictest4460-21kworker/0:108:18:170
236629969253717,3194cyclictest18166-21kworker/0:109:37:090
236629969133725,3177cyclictest4460-21kworker/0:107:45:410
236629969053519,3362cyclictest18631-21kworker/0:009:04:030
236629968663486,3365cyclictest31202-21kworker/0:010:07:120
236629968503712,3134cyclictest4460-21kworker/0:108:12:190
236629966303469,3147cyclictest13066-21kworker/0:210:39:580
236629965683568,2996cyclictest21110-21kworker/0:007:29:000
236629965393603,2885cyclictest22044-21kworker/0:012:19:080
236629965293601,2878cyclictest18755-21kworker/0:111:59:220
236629963903454,2921cyclictest31202-21kworker/0:010:04:050
236629963093403,2891cyclictest21320-21kworker/0:009:53:150
236629962313402,2817cyclictest18631-21kworker/0:008:53:090
236629961753438,2723cyclictest18631-21kworker/0:009:12:200
236629960483308,2728cyclictest21110-21kworker/0:007:34:220
236629960433376,2652cyclictest4810-21kworker/0:010:17:500
236629960423259,2740cyclictest23749-21kworker/0:010:58:000
236629959753271,2693cyclictest21110-21kworker/0:007:24:000
236629958813229,2647cyclictest4460-21kworker/0:108:06:190
236629948712690,2167cyclictest6129-21kworker/0:011:34:170
236629946334573,45cyclictest23749-21kworker/0:011:00:020
236629944154360,42cyclictest13066-21kworker/0:210:42:010
236629942644181,70cyclictest4460-21kworker/0:107:44:050
236629942494119,79cyclictest18631-21kworker/0:008:44:010
236629942422375,1843cyclictest11933-21kworker/0:109:26:560
236629937013617,34cyclictest29631-21kworker/0:111:17:480
236629926942645,34cyclictest22044-21kworker/0:012:01:230
232692838186,203sleep00-21swapper07:07:230
236629948633,440cyclictest4700-21diskmemload10:33:230
236629948632,439cyclictest4700-21diskmemload10:52:560
236629948533,438cyclictest4700-21diskmemload11:08:080
236629948532,438cyclictest4700-21diskmemload09:33:540
236629947641,373cyclictest15769-21ps11:46:260
236629947631,383cyclictest26512-21ssh12:10:360
236629947432,372cyclictest23906-21ssh12:05:120
236629946532,364cyclictest12305-21ssh11:40:110
236629943928,351cyclictest21034-21ps09:40:440
236629942934,381cyclictest9085-21ssh09:17:020
236629941735,368cyclictest8660-21ssh10:23:010
236629941035,351cyclictest23271-21hddtemp_smartct09:46:160
236629940633,359cyclictest31933-21ssh11:13:380
236629940633,358cyclictest2762-21ssh10:10:520
236629940431,359cyclictest11172-21ssh10:29:290
236629940222,366cyclictest19926-21rm10:46:350
236629939519,306cyclictest4700-21diskmemload11:50:330
236629938833,340cyclictest4700-21diskmemload12:27:160
236629938632,340cyclictest4700-21diskmemload11:29:170
236629931733,270cyclictest43912chrt09:07:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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