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2026-06-17 - 14:48
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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 Wed Jun 17, 2026 12:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3098421200,4sleep11032599cyclictest12:08:001
1622121200,0sleep216211-21sshd11:51:492
3119521180,2sleep231194-21cut10:55:152
268221180,3sleep32677-21rm12:26:363
1419221150,1sleep014191-21sshd11:29:310
1797421140,4sleep11032599cyclictest11:29:561
9859210632,45sleep30-21swapper/307:07:333
2208521060,0sleep00-21swapper/011:49:020
61312900,1sleep02024-21nfsd12:19:370
228072900,3sleep20-21swapper/209:32:512
254962890,2sleep325498-21cpuspeed_turbos12:00:113
71592880,6sleep10-21swapper/112:38:131
817328634,39sleep10-21swapper/107:05:151
141782860,2sleep314111-21sshd10:42:503
141782860,2sleep314111-21sshd10:42:503
25902850,4sleep11032599cyclictest11:35:451
147952850,2sleep32022-21nfsd10:32:323
147952850,2sleep32022-21nfsd10:32:323
239992840,2sleep32023-21nfsd11:41:443
235612840,1sleep10-21swapper/112:17:571
134992830,3sleep20-21swapper/211:55:062
302212820,2sleep330217-21sshd11:13:033
292692810,0sleep00-21swapper/009:36:550
289512810,2sleep00-21swapper/009:48:280
273592810,2sleep10-21swapper/110:37:191
292822800,3sleep21032699cyclictest10:02:482
190212800,1sleep30-21swapper/312:20:523
260322790,1sleep226028-21sshd11:08:452
278032780,0sleep00-21swapper/011:56:330
309362760,2sleep10-21swapper/110:30:371
309362760,2sleep10-21swapper/110:30:371
294422750,2sleep30-21swapper/310:16:283
268352750,2sleep22512-21runrttasks10:16:122
133032750,1sleep013301-21sshd09:31:490
117762740,3sleep01032499cyclictest10:49:320
325272720,2sleep10-21swapper/109:33:551
122542720,4sleep11032599cyclictest11:10:371
199892710,4sleep31032799cyclictest10:05:153
198852690,2sleep20-21swapper/212:39:372
982926830,11sleep20-21swapper/207:07:132
181612680,2sleep30-21swapper/310:25:303
319252660,2sleep21032699cyclictest09:55:312
87192630,1sleep38648-21sshd09:17:423
991125933,23sleep00-21swapper/007:08:150
62062560,0sleep26205-21bash09:37:562
101002360,33sleep3144650irq/27-eth010:11:013
301502340,32sleep3144650irq/27-eth012:07:543
226692330,31sleep1144650irq/27-eth011:15:541
1032799320,30cyclictest20801-21sshd11:59:413
296142300,1sleep20-21swapper/211:49:532
1032799300,13cyclictest0-21swapper/311:33:193
128682290,2sleep10-21swapper/109:28:261
1032799290,18cyclictest11869-21id11:29:153
140982280,3sleep10-21swapper/109:57:151
1032799280,20cyclictest19347-21sshd10:50:163
1032799280,19cyclictest5814-21sshd09:24:183
1032799280,17cyclictest19510-21sshd10:57:363
1032799270,21cyclictest13790-21sshd09:50:153
1032799270,19cyclictest25079-21sshd12:18:083
1032799270,16cyclictest4932-21sshd09:10:223
34372260,4sleep11032599cyclictest10:48:371
134982261,23sleep1144650irq/27-eth009:11:201
1032799260,17cyclictest5245-21sshd09:45:533
1032799260,17cyclictest3493-21sshd10:38:153
1032799260,16cyclictest31986-21sshd12:11:513
1032799260,16cyclictest25696-21sshd11:19:543
1032799260,16cyclictest17435-21sshd09:35:363
1032799260,12cyclictest27807-21sshd11:45:593
275292250,23sleep1144650irq/27-eth012:21:541
1032799251,0cyclictest0-21swapper/309:59:173
1032799250,18cyclictest7059-21sshd10:00:233
1032799250,18cyclictest14610-21sshd11:37:063
1032799250,16cyclictest8911-21sshd10:45:373
1032799250,16cyclictest5937-21sshd12:38:053
1032799250,12cyclictest3740-21sshd11:06:123
1032799250,11cyclictest15810-21sshd11:00:333
1032799250,10cyclictest0-21swapper/309:33:203
299982240,0sleep029996-21bash10:09:490
141022242,20sleep1144650irq/27-eth010:53:181
1032799240,18cyclictest30940-21sshd11:24:093
1032799240,15cyclictest13760-21sshd09:25:083
1032799240,13cyclictest533-21sshd10:23:473
1032799240,11cyclictest144650irq/27-eth009:44:123
252602230,2sleep125252-21sshd10:22:561
106012231,20sleep1144650irq/27-eth011:58:261
1032799230,16cyclictest144650irq/27-eth011:50:033
1032799230,16cyclictest10384-21sshd12:30:553
37692220,10sleep1144650irq/27-eth009:52:391
252562220,1sleep00-21swapper/012:29:100
159782220,2sleep20-21swapper/212:10:042
1032799220,20cyclictest16056-21munin-node07:20:193
8462210,3sleep10-21swapper/111:20:341
45992210,2sleep24589-21sshd12:19:262
209712212,17sleep1144650irq/27-eth011:45:171
1032799210,9cyclictest144650irq/27-eth008:11:163
1032799210,8cyclictest144650irq/27-eth007:25:023
1032799210,19cyclictest2512-21runrttasks07:55:253
213452200,18sleep1144650irq/27-eth012:32:171
1032799201,15cyclictest144650irq/27-eth007:35:013
1032799200,7cyclictest144650irq/27-eth008:55:543
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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