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2026-07-01 - 02:44
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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 rack3slot0.osadl.org (updated Wed Jul 01, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21373999934,12cyclictest2421-21sshd21:23:347
120302900,2sleep32134499cyclictest23:42:313
22132880,3sleep4481ktimersoftd/422:11:344
223462800,2sleep52135999cyclictest21:30:345
264552790,1sleep626453-21sshd00:35:526
264552790,1sleep626453-21sshd00:35:526
175872710,1sleep4471rcuc/422:24:074
315632680,0sleep00-21swapper/021:50:070
178462620,0sleep10-21swapper/122:37:261
2132499610,61cyclictest5318-21kworker/1:521:23:331
2136599601,28cyclictest2347-21sshd21:23:336
164912560,0sleep40-21swapper/400:15:484
153282550,0sleep60-21swapper/621:18:346
222982540,0sleep20-21swapper/222:14:442
319792510,1sleep131976-21sshd22:53:521
319322510,1sleep2758-21runrttasks21:31:112
21332995044,5cyclictest709-21systemd-logind21:23:332
2092025026,8sleep50-21swapper/519:03:495
171252490,1sleep117094-21bash23:29:161
77262480,0sleep10-21swapper/121:52:401
77262480,0sleep10-21swapper/121:52:401
275872480,0sleep60-21swapper/622:26:416
191012480,0sleep30-21swapper/300:35:253
191012480,0sleep30-21swapper/300:35:253
61152470,1sleep26111-21bash22:38:392
304192470,0sleep5561ktimersoftd/522:05:345
252722460,0sleep60-21swapper/623:10:396
89392450,1sleep68877-21sshd00:11:346
290772450,0sleep7711rcuc/721:49:587
9212440,1sleep557-21ksoftirqd/521:13:525
263732440,0sleep60-21swapper/621:38:206
262792440,0sleep50-21swapper/522:37:545
149712440,0sleep11-21systemd23:10:021
76122430,0sleep50-21swapper/500:32:475
76122430,0sleep50-21swapper/500:32:475
139972430,1sleep513994-21systemd22:46:595
102642430,0sleep40-21swapper/421:16:234
308802420,0sleep60-21swapper/622:17:126
119592420,0sleep10-21swapper/123:13:381
2095424129,9sleep30-21swapper/319:04:193
204752410,0sleep70-21swapper/700:31:457
154702410,0sleep00-21swapper/000:13:440
144272410,0sleep40-21swapper/421:55:084
144272410,0sleep40-21swapper/421:55:084
245362400,0sleep50-21swapper/523:33:285
226422400,0sleep40-21swapper/400:33:424
226422400,0sleep40-21swapper/400:33:424
2091224023,13sleep60-21swapper/619:03:426
141832400,0sleep414180-21sshd22:20:074
224392390,0sleep00-21swapper/021:21:000
2096923927,8sleep00-21swapper/019:04:320
2095523927,9sleep40-21swapper/419:04:204
2086323927,8sleep70-21swapper/719:03:037
204772390,0sleep40-21swapper/422:58:594
176072390,0sleep20-21swapper/221:36:002
21344993818,20cyclictest6322-21kworker/3:021:23:333
2107823827,8sleep20-21swapper/219:06:022
2084023826,9sleep10-21swapper/119:02:491
269642360,0sleep2311rcuc/200:26:192
74182350,2sleep585250irq/26-em1-tx-000:05:485
2135999280,28cyclictest19501-21kworker/5:521:23:345
2131699280,27cyclictest18817-21kworker/0:021:23:330
21352992524,1cyclictest26250-21kworker/4:221:23:334
91652220,1sleep341-21ksoftirqd/323:34:303
49962190,1sleep04978-21sshd22:52:140
21373991813,3cyclictest73-21ksoftirqd/700:01:227
202262180,0sleep70-21swapper/723:41:077
202262180,0sleep70-21swapper/723:41:077
138742180,1sleep51-21systemd23:17:425
2137399170,16cyclictest29883-21kworker/7:523:05:417
44712160,0sleep7711rcuc/721:17:547
43502160,0sleep20-21swapper/222:17:322
21344991614,1cyclictest41-21ksoftirqd/321:20:153
2133299162,1cyclictest1-21systemd21:42:282
318012150,1sleep231795-21bash22:11:242
21373991514,1cyclictest73-21ksoftirqd/723:30:437
2133299151,3cyclictest857-21polkitd22:00:252
198622150,0sleep70-21swapper/721:37:577
142642150,0sleep00-21swapper/021:43:260
51822140,0sleep70-21swapper/723:36:197
51722140,0sleep50-21swapper/522:54:125
21373991412,1cyclictest73-21ksoftirqd/722:00:427
21373991412,1cyclictest73-21ksoftirqd/721:27:507
21373991410,1cyclictest73-21ksoftirqd/723:08:367
21365991413,1cyclictest65-21ksoftirqd/623:00:406
21365991413,1cyclictest65-21ksoftirqd/600:04:026
21365991412,1cyclictest65-21ksoftirqd/622:42:406
21365991411,2cyclictest65-21ksoftirqd/600:25:406
2136599140,14cyclictest25198-21kworker/6:122:09:036
138822140,0sleep30-21swapper/321:33:523
48892130,0sleep00-21swapper/023:15:210
306392130,1sleep030638-21grepconf.sh21:15:390
303482130,0sleep00-21swapper/023:03:200
2137399139,4cyclictest73-21ksoftirqd/723:51:527
21373991311,1cyclictest73-21ksoftirqd/723:20:067
21373991311,1cyclictest73-21ksoftirqd/723:02:247
21373991311,1cyclictest73-21ksoftirqd/722:31:127
21373991311,1cyclictest73-21ksoftirqd/722:18:507
21373991311,1cyclictest73-21ksoftirqd/721:34:457
21373991311,1cyclictest73-21ksoftirqd/700:22:507
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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