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2026-06-20 - 16:21
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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 Sat Jun 20, 2026 12:44:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2554121270,4sleep1702099cyclictest09:30:131
1370921270,3sleep0701999cyclictest10:36:000
2357921250,6sleep10-21swapper/111:58:201
3173621220,0sleep331634-21sshd12:06:403
1907821180,3sleep1702099cyclictest12:27:491
651429933,46sleep30-21swapper/307:07:033
641329331,40sleep10-21swapper/107:05:461
168002920,2sleep016791-21sshd09:32:410
123732920,0sleep00-21swapper/012:04:280
191302910,2sleep20-21swapper/209:12:182
127902890,3sleep30-21swapper/312:30:323
280392880,1sleep00-21swapper/010:02:140
127952860,0sleep012793-21sshd11:31:300
230322850,3sleep2702199cyclictest10:15:222
49502840,4sleep3702299cyclictest11:23:243
26132840,4sleep10-21swapper/109:14:021
142172840,3sleep0701999cyclictest09:42:420
291682830,2sleep30-21swapper/309:13:253
214122830,2sleep20-21swapper/209:51:012
196142830,3sleep10-21swapper/110:47:231
205902820,1sleep320584-21bash10:04:583
177752820,2sleep20-21swapper/211:57:412
43382800,1sleep00-21swapper/009:49:070
77032780,2sleep10-21swapper/109:49:361
6832780,1sleep00-21swapper/011:22:530
68152770,0sleep00-21swapper/011:45:250
109382770,2sleep30-21swapper/311:16:393
275902760,1sleep10-21swapper/110:12:291
246702760,0sleep00-21swapper/009:58:300
144082750,2sleep30-21swapper/311:31:413
127752750,1sleep20-21swapper/209:18:322
52202740,2sleep10-21swapper/109:52:501
172302740,1sleep20-21swapper/210:47:042
217132730,0sleep00-21swapper/010:43:580
136702730,2sleep213666-21sshd10:04:122
43072720,2sleep24300-21sshd11:01:032
158822710,1sleep20-21swapper/208:40:132
306462700,1sleep30-21swapper/311:48:043
21572700,3sleep10-21swapper/109:17:221
321952640,3sleep2702199cyclictest12:10:152
155272640,2sleep215524-21bash11:53:402
99702620,3sleep0701999cyclictest11:56:470
657726133,16sleep20-21swapper/207:07:522
154372600,3sleep3702299cyclictest12:00:523
250022580,2sleep324995-21sshd10:19:083
662925732,4sleep00-21swapper/007:08:290
165192300,3sleep216520-21bash10:43:232
71882290,3sleep27182-21sshd12:07:352
148322290,1sleep0701999cyclictest09:35:500
32222280,2sleep00-21swapper/009:52:360
156882270,2sleep2321ktimersoftd/211:13:172
153392270,2sleep115341-21bash09:39:261
7022992615,1cyclictest0-21swapper/312:11:413
228502260,24sleep1144650irq/27-eth010:18:551
177172250,3sleep2702199cyclictest09:46:342
50862240,1sleep010-21rcuc/011:04:500
232582240,3sleep20-21swapper/212:31:562
224382240,4sleep10-21swapper/109:26:211
13052230,21sleep2144650irq/27-eth010:23:482
199632220,2sleep319961-21sshd11:09:543
86302210,2sleep10-21swapper/110:50:161
86302210,2sleep10-21swapper/110:50:151
7422210,19sleep3144650irq/27-eth009:34:283
167552210,1sleep30-21swapper/311:02:323
133112210,19sleep3144650irq/27-eth010:10:553
702299200,19cyclictest2023-1nfsd09:57:223
34282200,18sleep3144650irq/27-eth011:11:343
282052200,5sleep22024-21nfsd10:37:432
702099191,12cyclictest21211-21nscd09:21:531
702299180,16cyclictest0-21swapper/309:27:073
702099183,13cyclictest26259-21bash10:30:111
701999187,4cyclictest0-21swapper/012:10:130
701999181,11cyclictest2021-21nfsd10:27:400
701999181,11cyclictest0-21swapper/012:32:570
701999180,5cyclictest20083-21sshd11:35:420
701999180,5cyclictest0-21swapper/010:09:320
59922180,16sleep3144650irq/27-eth010:20:263
702299173,3cyclictest144650irq/27-eth011:41:593
702299170,5cyclictest9258-21sshd09:42:093
702299170,15cyclictest0-21swapper/312:25:003
702299170,11cyclictest17461-21sshd10:40:043
702199173,13cyclictest36-21rcuop/210:14:482
702199173,13cyclictest17395-21bash11:25:002
702199170,8cyclictest2024-21nfsd09:35:442
7020991712,3cyclictest23732-21unixbench-2d12:20:231
702099170,4cyclictest20933-21sshd11:32:251
702099170,15cyclictest0-21swapper/111:05:331
701999178,5cyclictest20560-21sshd11:09:580
701999176,4cyclictest3-21ksoftirqd/009:14:590
7019991712,2cyclictest7396-21id10:20:340
701999170,16cyclictest0-21swapper/009:25:520
311492170,15sleep1144650irq/27-eth010:27:121
263012170,15sleep1144650irq/27-eth010:37:311
246962170,1sleep10-21swapper/110:55:331
246962170,1sleep10-21swapper/110:55:331
157292170,2sleep10-21swapper/112:00:531
702299160,7cyclictest0-21swapper/309:49:593
702299160,4cyclictest2144-21sshd10:38:243
702299160,4cyclictest2132-21sshd09:19:103
702299160,15cyclictest0-21swapper/311:51:093
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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