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2026-03-27 - 17:42
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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 Mar 27, 2026 12:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1686699111835916,5256cyclictest6304-21kworker/0:007:42:220
1686699110115542,5465cyclictest20859-21kworker/0:010:07:250
1686699104595362,5086cyclictest20276-21kworker/0:210:55:500
168669999455173,4760cyclictest23081-21kworker/0:111:40:510
168669998865269,4606cyclictest6304-21kworker/0:008:11:000
168669998305145,4680cyclictest23081-21kworker/0:111:00:280
168669998135230,4571cyclictest6304-21kworker/0:008:19:380
168669996345041,4582cyclictest23081-21kworker/0:111:15:490
168669996285138,4478cyclictest6304-21kworker/0:007:34:190
168669995244987,4526cyclictest6304-21kworker/0:008:06:390
168669994335059,4371cyclictest6304-21kworker/0:007:15:520
168669990024624,4367cyclictest17055-21kworker/0:112:15:490
168669989894627,4350cyclictest17055-21kworker/0:111:56:100
168669989494616,4322cyclictest6304-21kworker/0:008:28:140
168669989474690,4242cyclictest6304-21kworker/0:008:39:000
168669989294606,4312cyclictest6304-21kworker/0:007:54:110
168669987814532,4238cyclictest14267-21kworker/0:211:45:520
168669986514329,4280cyclictest6304-21kworker/0:008:56:300
168669986504516,4119cyclictest20859-21kworker/0:010:01:110
168669986374458,4168cyclictest6304-21kworker/0:007:23:140
168669986024440,4151cyclictest11217-21kworker/0:110:51:030
168669985104284,4215cyclictest6304-21kworker/0:009:15:110
168669984934490,3992cyclictest17055-21kworker/0:112:10:590
168669984904285,4194cyclictest5244-21kworker/0:009:38:390
168669983704478,3877cyclictest20859-21kworker/0:009:56:300
168669983304250,4003cyclictest20859-21kworker/0:010:10:430
168669982014515,3647cyclictest6304-21kworker/0:007:14:320
168669981744381,3733cyclictest6304-21kworker/0:008:34:580
168669980364320,3664cyclictest6304-21kworker/0:009:13:430
168669979203980,3897cyclictest6304-21kworker/0:007:36:350
168669978814129,3700cyclictest23081-21kworker/0:111:39:160
168669978774037,3788cyclictest6304-21kworker/0:007:56:370
168669978234204,3576cyclictest4742-21kworker/0:210:34:450
168669977314157,3513cyclictest17055-21kworker/0:112:09:340
168669977214153,3508cyclictest6304-21kworker/0:009:04:490
168669976814062,3576cyclictest23081-21kworker/0:111:29:220
168669976063807,3756cyclictest6304-21kworker/0:009:08:510
168669974133906,3464cyclictest17055-21kworker/0:112:04:180
168669973893850,3524cyclictest23081-21kworker/0:111:24:140
168669973743879,3480cyclictest16872-21kworker/0:209:46:380
168669973623789,3558cyclictest6304-21kworker/0:008:22:140
168669973613878,3440cyclictest3117-21kworker/0:112:24:380
168669972603929,3279cyclictest6304-21kworker/0:007:48:250
168669972423807,3375cyclictest5244-21kworker/0:009:22:560
168669971733887,3235cyclictest6304-21kworker/0:008:47:540
168669971433786,3343cyclictest11217-21kworker/0:110:39:210
168669971173799,3307cyclictest5244-21kworker/0:009:43:190
168669970703537,3489cyclictest1950-21kworker/0:110:20:270
168669970113743,3263cyclictest6304-21kworker/0:008:53:450
168669969033794,3098cyclictest4742-21kworker/0:210:26:370
168669969013697,3200cyclictest5244-21kworker/0:009:29:080
168669968683654,3203cyclictest17055-21kworker/0:111:51:030
168669967393615,3120cyclictest20859-21kworker/0:010:16:570
168669967383606,3128cyclictest11217-21kworker/0:110:46:050
168669967353518,3174cyclictest23081-21kworker/0:111:14:130
168669966703606,3055cyclictest3117-21kworker/0:112:34:360
168669966573633,2974cyclictest6304-21kworker/0:007:28:530
168669966143497,3057cyclictest23081-21kworker/0:111:09:030
168669965723526,3035cyclictest5244-21kworker/0:009:33:590
168669964923486,3001cyclictest23081-21kworker/0:111:30:560
168669964673533,2892cyclictest6304-21kworker/0:008:43:390
168669962333312,2870cyclictest16872-21kworker/0:209:51:170
168669962313408,2780cyclictest11217-21kworker/0:110:44:300
168669958863158,2713cyclictest3117-21kworker/0:112:29:290
168669948842586,2294cyclictest6304-21kworker/0:008:02:390
168669942222354,1857cyclictest3117-21kworker/0:112:36:130
163162778185,205sleep00-21swapper07:06:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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