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2025-12-09 - 03:46
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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 Tue Dec 09, 2025 00:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1414999107655467,5287cyclictest1683-21kworker/0:221:27:010
1414999106875531,5146cyclictest31558-21kworker/0:019:42:470
1414999104595290,5165cyclictest21032-21kworker/0:122:57:190
141499998655200,4661cyclictest21032-21kworker/0:123:36:170
141499997925056,4731cyclictest26409-21kworker/0:222:21:130
141499997125118,4583cyclictest26409-21kworker/0:222:09:230
141499996735108,4561cyclictest31558-21kworker/0:020:44:090
141499995125024,4478cyclictest31558-21kworker/0:019:31:500
141499994464797,4637cyclictest32599-21kworker/0:000:20:120
141499993064730,4565cyclictest1683-21kworker/0:221:38:260
141499992434804,4428cyclictest1683-21kworker/0:221:42:200
141499992164791,4414cyclictest31558-21kworker/0:019:53:560
141499992094788,4410cyclictest31558-21kworker/0:020:28:340
141499992084694,4510cyclictest31558-21kworker/0:020:13:090
141499991274636,4481cyclictest32599-21kworker/0:000:28:340
141499991084631,4466cyclictest15807-21kworker/0:121:57:470
141499990834724,4348cyclictest31558-21kworker/0:019:28:060
141499990154692,4312cyclictest31558-21kworker/0:020:24:420
141499990124592,4409cyclictest21032-21kworker/0:123:13:480
141499990084591,4413cyclictest31558-21kworker/0:020:16:570
141499989804576,4393cyclictest15807-21kworker/0:121:46:170
141499989674571,4385cyclictest31558-21kworker/0:019:24:210
141499989634550,4403cyclictest32599-21kworker/0:000:15:570
141499989494559,4379cyclictest31558-21kworker/0:020:48:070
141499989394539,4389cyclictest21032-21kworker/0:123:51:530
141499989384663,4272cyclictest31558-21kworker/0:019:14:020
141499988974634,4252cyclictest31558-21kworker/0:020:52:020
141499986864637,4046cyclictest31558-21kworker/0:019:16:430
141499985634459,4089cyclictest21032-21kworker/0:123:25:080
141499985304338,4187cyclictest32599-21kworker/0:000:07:480
141499984774322,4144cyclictest21032-21kworker/0:123:01:300
141499982834373,3896cyclictest32599-21kworker/0:000:10:090
141499982314399,3821cyclictest31558-21kworker/0:020:59:500
141499981134095,3975cyclictest31558-21kworker/0:019:48:110
141499980814327,3750cyclictest31558-21kworker/0:020:01:470
141499979464223,3709cyclictest26409-21kworker/0:222:19:430
141499977644014,3698cyclictest21032-21kworker/0:122:51:240
141499973803727,3611cyclictest31558-21kworker/0:021:09:510
141499973693969,3389cyclictest31558-21kworker/0:021:11:320
141499972843824,3446cyclictest26409-21kworker/0:222:35:490
141499972373850,3373cyclictest26409-21kworker/0:222:27:190
141499971193736,3372cyclictest26409-21kworker/0:222:33:240
141499970893827,3251cyclictest21032-21kworker/0:122:49:000
141499970853818,3255cyclictest25939-21kworker/0:223:59:430
141499970513790,3256cyclictest21032-21kworker/0:123:32:350
141499969713641,3316cyclictest31558-21kworker/0:019:56:030
141499969433759,3173cyclictest31558-21kworker/0:019:39:010
141499968953733,3151cyclictest21032-21kworker/0:123:47:530
141499968703686,3124cyclictest31558-21kworker/0:020:30:400
141499968323703,3125cyclictest31558-21kworker/0:020:09:210
141499968103583,3216cyclictest31558-21kworker/0:020:36:270
141499967183646,3067cyclictest31558-21kworker/0:021:03:520
141499966793670,2995cyclictest21032-21kworker/0:123:16:130
141499965973567,3018cyclictest21032-21kworker/0:123:05:530
141499965853507,2992cyclictest26409-21kworker/0:222:11:470
141499964933534,2948cyclictest21032-21kworker/0:123:40:150
141499964663407,3048cyclictest1683-21kworker/0:221:22:580
141499964343502,2921cyclictest26409-21kworker/0:222:41:010
141499964103478,2921cyclictest31558-21kworker/0:021:18:530
141499963483408,2897cyclictest32599-21kworker/0:000:38:250
141499963463362,2941cyclictest1683-21kworker/0:221:32:550
141499962643392,2861cyclictest15807-21kworker/0:121:50:050
141499962603414,2834cyclictest21032-21kworker/0:123:21:210
141499962283343,2871cyclictest32599-21kworker/0:000:34:510
141499957733218,2504cyclictest25939-21kworker/0:200:02:060
141499951892684,2500cyclictest26409-21kworker/0:222:01:300
140352751186,201sleep00-21swapper19:09:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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