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2026-08-25 - 20:59
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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 100 highest latencies:
System rack5slot0.osadl.org (updated Tue Aug 25, 2026 12:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1934221340,0sleep219325-21sshd09:24:032
762221300,3sleep17621-21sshd12:29:461
762221300,3sleep17621-21sshd12:29:461
2956221300,0sleep00-21swapper/012:25:520
2956221300,0sleep00-21swapper/012:25:520
2599421220,3sleep33189099cyclictest11:59:143
1577621210,1sleep08-21rcu_preempt11:49:450
1418921190,0sleep00-21swapper/012:36:020
210521160,3sleep33189099cyclictest12:23:303
996421150,4sleep33189099cyclictest10:06:243
3064421150,2sleep10-21swapper/112:31:461
2900921120,2sleep30-21swapper/312:31:363
2993129332,48sleep30-21swapper/307:05:133
146982890,2sleep214695-21sshd10:15:482
134672890,1sleep013462-21sshd09:37:510
292022880,3sleep30-21swapper/310:25:513
239932880,2sleep30-21swapper/310:13:493
6892870,2sleep0690-21sshd09:28:010
135242860,3sleep213523-21sshd11:08:102
54282850,2sleep10-21swapper/109:11:191
39482850,2sleep20-21swapper/209:31:082
3162028532,44sleep10-21swapper/107:09:561
138012850,2sleep10-21swapper/111:11:061
292872840,0sleep029283-21sshd10:14:180
13452840,1sleep03188799cyclictest10:26:160
85482830,3sleep23188999cyclictest12:29:512
85482830,3sleep23188999cyclictest12:29:512
3137728333,12sleep20-21swapper/207:07:012
222222830,2sleep322221-21sshd11:11:533
186392830,2sleep118637-21bash12:07:171
318362820,1sleep20-21swapper/210:55:122
117272820,1sleep011702-21sshd09:14:500
98932810,2sleep10-21swapper/111:37:161
85432810,1sleep30-21swapper/311:25:163
56032810,3sleep00-21swapper/011:36:500
228682810,2sleep222866-21bash11:56:002
277102800,3sleep20-21swapper/212:37:162
93332790,1sleep09329-21sshd11:22:150
317232790,1sleep031719-21sshd09:51:140
48352770,1sleep04817-21sshd09:40:080
280502770,2sleep10-21swapper/110:48:501
22762760,2sleep10-21swapper/109:30:591
16322730,2sleep30-21swapper/310:55:223
55802700,0sleep00-21swapper/010:09:050
262172700,2sleep30-21swapper/309:56:273
69002690,1sleep00-21swapper/011:07:320
201022690,0sleep041ktimersoftd/009:58:470
37572680,1sleep30-21swapper/309:19:553
202062680,1sleep120201-21bash11:32:221
73942650,4sleep33189099cyclictest09:28:373
46452650,4sleep23188999cyclictest11:24:572
3158925632,13sleep00-21swapper/007:09:310
44702500,1sleep14464-21cp09:54:351
302112420,5sleep30-21swapper/309:45:243
3188799330,1cyclictest0-21swapper/010:54:160
217312320,1sleep021716-21sshd10:33:460
3188899312,9cyclictest144650irq/27-eth012:10:441
165872310,1sleep316584-21bash09:20:553
74682300,28sleep1144650irq/27-eth010:06:111
71252290,3sleep30-21swapper/309:43:193
3188999295,3cyclictest3203-21sshd09:36:532
225582290,27sleep1144650irq/27-eth009:59:011
3188899281,9cyclictest144650irq/27-eth012:04:551
3188899280,20cyclictest21129-21sshd10:19:171
3188799280,12cyclictest12839-21rm10:03:490
226352280,26sleep3144650irq/27-eth011:09:043
60312270,3sleep30-21swapper/311:48:523
3188999276,13cyclictest25846-21sshd12:07:592
3188899271,15cyclictest891-21bash12:20:271
3188899270,16cyclictest0-21swapper/110:29:411
31887992711,2cyclictest32455-21sshd09:19:350
162382270,3sleep10-21swapper/109:20:521
74042260,2sleep10-21swapper/110:58:481
3188999266,13cyclictest2905-21sshd09:28:132
3188899268,11cyclictest144650irq/27-eth010:51:131
3188899264,12cyclictest16507-21sshd09:41:061
3188899262,9cyclictest28950irq/26-ahci[00011:02:321
3188899262,10cyclictest144650irq/27-eth010:38:181
3188899262,10cyclictest144650irq/27-eth010:38:171
3188899262,0cyclictest0-21swapper/111:08:321
3188899261,1cyclictest0-21swapper/111:56:201
3188899260,2cyclictest0-21swapper/110:31:081
3188899260,15cyclictest0-21swapper/110:13:101
3188899260,13cyclictest144650irq/27-eth011:52:491
3188799267,6cyclictest11467-21sshd12:12:430
3188799260,4cyclictest0-21swapper/012:15:170
3188799260,2cyclictest2132-21sshd09:45:460
3188799260,11cyclictest2890-21sshd09:33:570
292982260,23sleep1144650irq/27-eth011:15:241
160732260,23sleep3144650irq/27-eth009:12:183
3188899255,10cyclictest21765-21sshd10:22:131
3188899250,3cyclictest0-21swapper/110:44:051
3188899250,3cyclictest0-21swapper/110:02:261
3188899250,3cyclictest0-21swapper/109:35:051
3188899250,15cyclictest0-21swapper/111:27:591
3188899250,10cyclictest0-21swapper/111:21:031
3188799250,6cyclictest17296-21sshd11:58:270
183312250,5sleep10-21swapper/109:29:391
3188999246,9cyclictest8857-21sshd10:12:212
3188999246,9cyclictest564-21sshd09:13:492
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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