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2026-04-17 - 03:17
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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 Apr 17, 2026 00:43:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
84669997875232,4543cyclictest17476-21kworker/0:020:22:540
84669997735229,4539cyclictest17476-21kworker/0:020:35:520
84669995065105,4398cyclictest28155-21kworker/0:219:13:060
84669990114550,4447cyclictest16218-21kworker/0:000:24:350
84669989694635,4323cyclictest17476-21kworker/0:020:29:270
84669986784490,4177cyclictest28155-21kworker/0:219:23:540
84669985594284,4215cyclictest19166-21kworker/0:221:02:060
84669984794345,4083cyclictest10325-21kworker/0:023:17:400
84669981974407,3739cyclictest26369-21kworker/0:222:32:490
84669981914100,4076cyclictest17476-21kworker/0:020:03:000
84669981504296,3840cyclictest2854-21kworker/0:122:04:050
84669981264180,3932cyclictest16218-21kworker/0:000:37:230
84669978764027,3825cyclictest2444-21kworker/0:023:56:550
84669978524147,3691cyclictest19166-21kworker/0:221:18:190
84669976684035,3590cyclictest17476-21kworker/0:020:14:290
84669976003939,3646cyclictest7695-21kworker/0:200:10:440
84669975493737,3769cyclictest17476-21kworker/0:019:46:150
84669973123759,3501cyclictest17476-21kworker/0:019:41:070
84669972703856,3400cyclictest21528-21kworker/0:123:30:480
84669970933750,3293cyclictest20994-21kworker/0:122:17:340
84669970583774,3273cyclictest2854-21kworker/0:121:42:240
84669970173859,3147cyclictest17476-21kworker/0:020:49:390
84669968393732,3056cyclictest2854-21kworker/0:121:52:190
84669968373647,3147cyclictest17476-21kworker/0:019:36:030
84669967953493,3243cyclictest10325-21kworker/0:023:02:060
84669967843613,3157cyclictest31834-21kworker/0:022:46:590
84669967303615,3104cyclictest17476-21kworker/0:020:56:300
84669966873598,3085cyclictest17476-21kworker/0:020:16:050
84669966713334,3277cyclictest7695-21kworker/0:200:08:460
84669966343520,3070cyclictest17476-21kworker/0:019:57:220
84669965903546,3033cyclictest17476-21kworker/0:020:42:540
84669965553383,3121cyclictest17476-21kworker/0:019:31:080
84669965423597,2901cyclictest28155-21kworker/0:219:18:030
84669963123248,2944cyclictest2444-21kworker/0:023:54:540
84669961733338,2824cyclictest17476-21kworker/0:019:53:090
84669960793260,2805cyclictest19166-21kworker/0:221:29:040
84669960253264,2750cyclictest2854-21kworker/0:122:05:400
84669948432677,2156cyclictest28155-21kworker/0:219:28:020
84669945994491,94cyclictest19166-21kworker/0:221:11:080
84669945884530,36cyclictest19166-21kworker/0:221:20:450
84669945114443,45cyclictest19166-21kworker/0:221:31:270
84669942944164,80cyclictest17476-21kworker/0:020:54:530
84669941584084,60cyclictest21528-21kworker/0:123:39:320
84669941254031,81cyclictest17476-21kworker/0:020:08:370
84669936283582,33cyclictest19166-21kworker/0:221:09:080
84669934053311,81cyclictest17476-21kworker/0:020:34:170
81812780183,203sleep00-21swapper19:08:160
84669948833,440cyclictest7005-21ssh22:55:240
84669946712,439cyclictest12051-21tail23:05:190
84669946211,436cyclictest17614-21ssh00:25:230
84669945116,374cyclictest22702-21ssh23:29:020
84669944336,337cyclictest21512-21diskmemload23:44:180
84669943734,342cyclictest31544-21ssh22:36:490
84669943359,360cyclictest12864-21ssh21:57:060
84669943163,89cyclictest11-21ksoftirqd/022:23:000
84669942855,359cyclictest372-21ssh23:49:390
84669942652,304cyclictest0-21swapper00:34:010
8466994260,250cyclictest6362-21ssh22:52:590
84669942359,350cyclictest8229-21ssh21:48:040
84669942330,378cyclictest3746-21avahi-daemon00:15:160
84669941150,301cyclictest7160-21ssh00:02:480
84669940757,335cyclictest20001-21ssh22:12:580
84669940743,303cyclictest14237-21ssh23:10:330
84669940635,371cyclictest0-21swapper22:29:120
84669940433,371cyclictest0-21swapper22:42:500
8466994022,348cyclictest19433-21runrttasks23:20:320
84669939135,356cyclictest0-21swapper21:39:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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