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2026-04-01 - 16:53
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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 Wed Apr 01, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1544499113285947,5371cyclictest6821-21kworker/0:008:16:210
1544499105155558,4947cyclictest5646-21kworker/0:012:35:470
1544499104385465,4922cyclictest23757-21kworker/0:210:19:310
1544499100475280,4716cyclictest6821-21kworker/0:007:48:150
154449997675173,4583cyclictest5646-21kworker/0:011:51:440
154449997665169,4585cyclictest10181-21kworker/0:209:34:320
154449997615165,4585cyclictest6821-21kworker/0:008:27:440
154449997355152,4571cyclictest15680-21kworker/0:108:46:360
154449996895129,4548cyclictest5646-21kworker/0:011:55:450
154449996085089,4508cyclictest5646-21kworker/0:011:29:390
154449994795093,4370cyclictest15680-21kworker/0:109:03:400
154449994614734,4716cyclictest20850-21kworker/0:111:14:150
154449993714935,4385cyclictest15680-21kworker/0:109:07:100
154449992874746,4530cyclictest20850-21kworker/0:110:54:410
154449992574830,4416cyclictest5646-21kworker/0:012:27:470
154449991374670,4456cyclictest6821-21kworker/0:007:17:170
154449991084560,4536cyclictest16163-21kworker/0:109:50:190
154449989634585,4367cyclictest6821-21kworker/0:007:35:040
154449989484573,4364cyclictest5646-21kworker/0:011:37:200
154449988274516,4300cyclictest23757-21kworker/0:210:32:180
154449988134396,4393cyclictest5646-21kworker/0:011:44:360
154449988114352,4408cyclictest6821-21kworker/0:007:44:170
154449988094344,4405cyclictest23757-21kworker/0:210:37:460
154449988034700,4092cyclictest5646-21kworker/0:012:04:030
154449987994498,4290cyclictest23757-21kworker/0:210:20:590
154449987434334,4358cyclictest6821-21kworker/0:007:26:010
154449986934446,4236cyclictest6821-21kworker/0:008:04:540
154449986684533,4124cyclictest15680-21kworker/0:109:12:500
154449986464410,4231cyclictest15680-21kworker/0:108:50:210
154449986424520,4111cyclictest20850-21kworker/0:111:06:200
154449986034601,3991cyclictest20850-21kworker/0:111:02:260
154449985984500,4087cyclictest23757-21kworker/0:210:13:370
154449984484327,4110cyclictest23757-21kworker/0:210:02:240
154449984364169,4207cyclictest6821-21kworker/0:008:06:500
154449983974245,4101cyclictest6821-21kworker/0:007:59:410
154449981294029,4086cyclictest15680-21kworker/0:108:33:070
154449980164368,3597cyclictest15680-21kworker/0:108:56:110
154449980114244,3707cyclictest5646-21kworker/0:011:31:480
154449979914244,3696cyclictest6821-21kworker/0:007:22:140
154449979664225,3698cyclictest10181-21kworker/0:209:40:340
154449979024192,3666cyclictest23757-21kworker/0:210:26:470
154449978994232,3655cyclictest16163-21kworker/0:109:46:130
154449978704289,3530cyclictest6821-21kworker/0:008:14:330
154449977714142,3614cyclictest23757-21kworker/0:210:45:360
154449976764143,3529cyclictest5646-21kworker/0:012:19:310
154449976124106,3495cyclictest23757-21kworker/0:210:43:220
154449975493835,3699cyclictest6821-21kworker/0:007:52:000
154449974663681,3742cyclictest5646-21kworker/0:011:46:210
154449973113855,3413cyclictest20850-21kworker/0:111:16:290
154449973063912,3342cyclictest6821-21kworker/0:008:21:570
154449972173961,3205cyclictest15680-21kworker/0:108:36:560
154449971833890,3282cyclictest5646-21kworker/0:012:31:420
154449971623919,3183cyclictest23757-21kworker/0:209:56:280
154449971453857,3276cyclictest6821-21kworker/0:007:31:320
154449971283869,3254cyclictest20850-21kworker/0:110:58:310
154449971053696,3358cyclictest15680-21kworker/0:108:40:530
154449969883466,3479cyclictest5646-21kworker/0:012:21:430
154449969873737,3207cyclictest15680-21kworker/0:109:25:380
154449969743642,3317cyclictest5646-21kworker/0:012:13:510
154449969253711,3163cyclictest10181-21kworker/0:209:36:340
154449969163758,3147cyclictest20850-21kworker/0:111:22:070
154449967423577,3161cyclictest15680-21kworker/0:109:16:270
154449966813480,3141cyclictest5646-21kworker/0:012:06:200
154449964933500,2943cyclictest15680-21kworker/0:109:22:190
154449964683384,3070cyclictest23757-21kworker/0:210:08:080
154449947362783,1949cyclictest6821-21kworker/0:007:13:400
152652779184,204sleep00-21swapper07:09:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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