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2025-09-18 - 23:32
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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 376 highest latencies:
System rack6slot5.osadl.org (updated Thu Sep 18, 2025 12:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
823999104965539,4906cyclictest690-21kworker/0:007:44:380
82399998355253,4579cyclictest690-21kworker/0:007:13:530
82399996315137,4490cyclictest690-21kworker/0:008:26:270
82399995795107,4460cyclictest690-21kworker/0:007:23:520
82399995625002,4549cyclictest690-21kworker/0:007:46:330
82399993984722,4662cyclictest19408-21kworker/0:209:11:290
82399993204788,4521cyclictest19408-21kworker/0:209:15:470
82399992934781,4500cyclictest5601-21kworker/0:110:06:530
82399992564765,4480cyclictest690-21kworker/0:007:27:400
82399992474758,4478cyclictest29418-21kworker/0:210:31:220
82399991924714,4474cyclictest690-21kworker/0:008:58:230
82399991734724,4438cyclictest10239-21kworker/0:211:01:000
82399991384601,4526cyclictest19706-21kworker/0:111:05:250
82399990824574,4504cyclictest2926-21kworker/0:111:37:160
82399990644560,4493cyclictest6311-21kworker/0:110:43:390
82399990354653,4378cyclictest690-21kworker/0:007:50:200
82399990024638,4353cyclictest19296-21kworker/0:212:25:340
82399989544602,4341cyclictest5601-21kworker/0:110:03:020
82399989174489,4417cyclictest5601-21kworker/0:110:10:430
82399988764568,4296cyclictest5601-21kworker/0:109:59:080
82399988664568,4287cyclictest19408-21kworker/0:209:06:270
82399988404550,4279cyclictest19408-21kworker/0:209:34:560
82399988384449,4384cyclictest19706-21kworker/0:111:23:180
82399988324543,4285cyclictest5601-21kworker/0:109:42:550
82399987714519,4241cyclictest6228-21kworker/0:011:59:530
82399987674517,4239cyclictest5601-21kworker/0:109:50:580
82399987364373,4352cyclictest19706-21kworker/0:111:18:390
82399986654352,4299cyclictest6311-21kworker/0:110:37:540
82399986594455,4193cyclictest690-21kworker/0:008:22:250
82399986554673,3979cyclictest690-21kworker/0:007:19:570
82399986504312,4278cyclictest690-21kworker/0:008:44:440
82399986274596,3972cyclictest690-21kworker/0:009:00:330
82399985304303,4223cyclictest690-21kworker/0:008:50:120
82399985124470,4031cyclictest6228-21kworker/0:011:46:230
82399982314449,3771cyclictest690-21kworker/0:008:34:240
82399981304038,4022cyclictest690-21kworker/0:008:08:220
82399980694334,3720cyclictest690-21kworker/0:007:33:060
82399980614134,3912cyclictest690-21kworker/0:008:00:180
82399979144047,3816cyclictest29418-21kworker/0:210:25:530
82399979094033,3816cyclictest10239-21kworker/0:210:46:240
82399977774180,3546cyclictest19296-21kworker/0:212:18:500
82399976664017,3598cyclictest690-21kworker/0:007:56:180
82399975413952,3529cyclictest690-21kworker/0:007:36:510
82399973163847,3418cyclictest6228-21kworker/0:011:45:000
82399971683822,3335cyclictest29418-21kworker/0:210:23:210
82399971623816,3335cyclictest19296-21kworker/0:212:04:550
82399970943784,3299cyclictest2926-21kworker/0:111:32:330
82399970783768,3306cyclictest5601-21kworker/0:109:38:490
82399969213649,3212cyclictest10239-21kworker/0:210:54:490
82399969053669,3225cyclictest5601-21kworker/0:110:19:170
82399969033435,3426cyclictest690-21kworker/0:008:12:220
82399968873680,3196cyclictest19296-21kworker/0:212:31:030
82399968123640,3161cyclictest19706-21kworker/0:111:14:070
82399968093689,3069cyclictest5601-21kworker/0:109:49:040
82399968043529,3264cyclictest19296-21kworker/0:212:09:590
82399967653608,3146cyclictest690-21kworker/0:008:38:310
82399967553558,3137cyclictest19408-21kworker/0:209:25:480
82399967293603,3122cyclictest31294-21kworker/0:011:27:510
82399967143586,3117cyclictest6228-21kworker/0:011:50:420
82399966523562,3085cyclictest10239-21kworker/0:210:56:180
82399965673509,3047cyclictest19408-21kworker/0:209:23:280
82399964013588,2762cyclictest690-21kworker/0:008:16:250
82399963953494,2887cyclictest690-21kworker/0:008:48:160
82399962883216,2979cyclictest19296-21kworker/0:212:13:320
82399958553141,2704cyclictest19296-21kworker/0:212:36:430
82399956872943,2730cyclictest19296-21kworker/0:212:23:590
7738264249,203sleep00-21swapper07:06:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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