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2026-04-29 - 01:44
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackfslot4.osadl.org (updated Tue Apr 28, 2026 12:45:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1034623910,7sleep225-21ksoftirqd/207:05:352
1197623200,1sleep19189-21kworker/u8:907:10:361
2792523180,2sleep10-21swapper/110:40:311
2268823180,2sleep10-21swapper/110:30:051
2006923170,5sleep120067-21ssh10:24:311
765023160,2sleep10-21swapper/111:07:211
1228323160,1sleep19647-21kworker/u8:1008:50:281
1040123140,4sleep19640-21kworker/u8:208:45:211
1256523120,2sleep10-21swapper/110:06:141
360423070,1sleep229242-21kworker/u8:209:46:562
1590123030,1sleep114031-21kworker/u8:312:35:421
1663622970,3sleep216630-21ssh10:15:342
1591322960,2sleep20-21swapper/207:20:582
883322940,2sleep28825-21ssh12:20:402
883322940,2sleep28825-21ssh12:20:402
354722920,2sleep13546-21ssh12:10:131
244122920,1sleep230921-21kworker/u8:310:55:392
2143522920,1sleep219614-21kworker/u8:109:15:392
536322900,2sleep20-21swapper/212:14:162
2442522900,1sleep119237-21kworker/u8:111:45:011
3067922880,3sleep130673-21ssh09:35:261
2995122850,2sleep20-21swapper/210:45:262
2995122850,2sleep20-21swapper/210:45:252
1034022850,2sleep10-21swapper/107:05:341
3200022840,1sleep130437-21kworker/u8:112:00:291
2862222840,6sleep2121rcu_preempt10:42:002
1512522840,4sleep215124-21ssh12:35:232
814522820,1sleep15858-21kworker/u8:309:56:521
585722810,2sleep20-21swapper/208:30:312
585722810,2sleep20-21swapper/208:30:312
358422810,1sleep11378-21kworker/u8:608:25:151
1372322810,2sleep213717-21ssh11:20:312
2371422800,3sleep223708-21ssh09:20:332
2371422800,3sleep223708-21ssh09:20:332
1591722800,1sleep115063-21kworker/u8:310:15:141
924922790,2sleep29241-21ssh11:10:392
661222780,2sleep10-21swapper/108:35:001
661222780,2sleep10-21swapper/108:35:001
658722780,2sleep232050-1kworker/u9:009:55:012
3165722780,2sleep10-21swapper/108:10:281
3165722780,2sleep10-21swapper/108:10:281
2983422770,1sleep228988-21kworker/u8:708:05:212
1548522770,1sleep111270-21kworker/u8:009:00:251
1058322770,2sleep210579-21ssh12:25:182
1024522770,1sleep28164-21kworker/u8:610:01:042
1820622750,2sleep20-21swapper/210:20:142
1703022750,2sleep20-21swapper/207:25:262
52322740,2sleep20-21swapper/209:40:302
2828222740,7sleep128283-21/usr/sbin/munin08:00:261
2536622730,2sleep20-21swapper/211:45:342
1153322730,2sleep29640-21kworker/u8:208:50:012
1907622720,2sleep20-21swapper/209:10:352
1730422710,1sleep112832-21kworker/u8:709:05:361
1207822710,2sleep10-21swapper/111:16:451
1502122700,1sleep112102-21kworker/u8:1011:24:491
711722690,1sleep16342-21kworker/u8:308:35:201
2359122690,1sleep219265-21kworker/u8:307:45:322
1261022690,2sleep20-21swapper/207:13:432
1078922690,2sleep20-21swapper/211:15:122
514822670,2sleep20-21swapper/211:01:102
42922670,2sleep20-21swapper/210:50:442
1614722670,1sleep112102-21kworker/u8:1011:25:381
968322660,1sleep18163-21kworker/u8:510:00:261
2251222660,2sleep10-21swapper/110:30:021
1727222660,1sleep214455-21kworker/u8:1509:05:322
1397822660,2sleep17975-1kworker/u9:208:55:311
1397822660,2sleep17975-1kworker/u9:208:55:301
970422650,4sleep3301rcuc/307:05:153
809022650,2sleep20-21swapper/211:09:272
2540822650,1sleep121552-21kworker/u8:011:45:361
1963922650,2sleep20-21swapper/211:34:032
3011922640,2sleep10-21swapper/108:05:331
2511122640,2sleep125112-21/usr/sbin/munin07:50:261
2511122640,2sleep125112-21/usr/sbin/munin07:50:261
249222640,1sleep21376-21kworker/u8:008:20:262
2297322640,2sleep221969-1kworker/u9:110:30:192
2666222630,2sleep20-21swapper/210:38:352
2631222630,1sleep124447-21kworker/u8:209:25:491
241222620,2sleep10-21swapper/112:05:591
872422610,2sleep18711-21ssh12:20:311
872422610,2sleep18711-21ssh12:20:311
2907122610,1sleep126948-21kworker/u8:009:31:311
1867622610,1sleep214126-21kworker/u8:1507:30:282
1867622610,1sleep214126-21kworker/u8:1507:30:282
1394922610,2sleep20-21swapper/208:55:272
1394922610,2sleep20-21swapper/208:55:272
738222600,1sleep25858-21kworker/u8:309:55:242
691922600,2sleep10-21swapper/112:15:521
516922600,1sleep129242-21kworker/u8:209:50:291
3243322600,3sleep132431-21ntpq10:50:321
1487022600,2sleep10-21swapper/107:20:181
640922590,1sleep24916-21kworker/u8:112:15:252
402322590,1sleep131553-21kworker/u8:709:48:521
2844022590,1sleep227337-21kworker/u8:308:00:312
2374322590,2sleep220886-21kworker/2:111:41:522
1811222590,2sleep10-21swapper/107:30:151
1811222590,2sleep10-21swapper/107:30:151
1362422590,1sleep212779-21kworker/u8:2410:10:092
1032922590,3sleep110328-21ssh12:25:131
81622580,2sleep20-21swapper/212:04:282
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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