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2026-05-08 - 22:38
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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 Fri May 08, 2026 12:45:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1260223910,2sleep10-21swapper/110:05:091
1260223910,2sleep10-21swapper/110:05:091
1260323560,2sleep20-21swapper/210:05:122
1260323560,2sleep20-21swapper/210:05:112
527723420,1sleep14120-21kworker/u8:212:10:101
725823410,2sleep20-21swapper/209:53:582
527823410,3sleep25270-21apt-get12:10:122
147723400,1sleep232303-21kworker/u8:110:50:322
3162023310,1sleep229994-21kworker/u8:3210:45:312
2048623300,3sleep20-21swapper/209:11:162
145923270,2sleep10-21swapper/110:50:321
908723260,2sleep10-21swapper/108:38:511
1515123200,1sleep213348-21kworker/u8:512:30:352
1515123200,1sleep213348-21kworker/u8:512:30:352
366523150,2sleep225-21ksoftirqd/210:55:282
2766323150,2sleep10-21swapper/109:26:231
1133723140,2sleep20-21swapper/211:12:122
1133723140,2sleep20-21swapper/211:12:112
387723110,2sleep13869-21ssh09:45:331
1610223100,2sleep10-21swapper/110:11:171
1170323100,2sleep10-21swapper/108:45:301
649123040,1sleep15697-21kworker/u8:708:30:191
2264422990,6sleep2121rcu_preempt09:15:472
1241522990,1sleep16636-21kworker/u8:312:25:201
114522950,1sleep225139-21kworker/u8:212:00:312
114522950,1sleep225139-21kworker/u8:212:00:302
2245122930,2sleep122440-21ssh09:15:371
308022920,1sleep11812-21kworker/u8:812:05:201
3203122870,2sleep20-21swapper/208:10:142
1200822870,1sleep212009-21modprobe07:10:002
2753622850,1sleep125139-21kworker/u8:211:47:471
873922840,1sleep26636-21kworker/u8:312:16:162
378522840,2sleep10-21swapper/110:55:351
1126422840,2sleep30-21swapper/307:05:353
1334622830,3sleep213339-21ntpq08:50:342
1295722830,2sleep112949-21ssh11:15:361
1295722830,2sleep112949-21ssh11:15:351
754122820,3sleep11811-1kworker/u9:312:15:151
349922810,1sleep21808-21kworker/u8:312:05:342
2983322800,2sleep20-21swapper/209:30:502
1332422800,1sleep110591-21kworker/u8:508:50:331
2329922790,1sleep222779-21kworker/u8:1611:39:322
951122780,1sleep15697-21kworker/u8:708:40:161
951122780,1sleep15697-21kworker/u8:708:40:151
3159622770,1sleep129993-21kworker/u8:3110:45:291
3012922770,2sleep10-21swapper/111:54:151
2849322770,1sleep128244-21kworker/u8:107:59:591
190422770,2sleep10-21swapper/108:15:321
1612922770,1sleep215236-21kworker/u8:107:20:212
845522760,1sleep26828-21kworker/u8:1411:05:412
1335222750,16sleep16648-21kworker/u8:507:11:561
2925422740,1sleep225570-21kworker/u8:010:40:282
1977022740,1sleep29101-21kworker/u8:410:20:192
1670622740,1sleep215888-21kworker/u8:912:35:132
777122730,2sleep17770-21ssh09:55:131
2697322730,2sleep126967-21ssh10:35:281
2697322730,2sleep126967-21ssh10:35:281
2429622720,1sleep222778-21kworker/u8:1511:40:252
1243122720,2sleep20-21swapper/212:25:212
843222710,2sleep2241rcuc/209:55:302
2035422710,2sleep115482-1kworker/u9:109:10:421
1682522710,1sleep24496-21kworker/u8:311:25:142
1514422710,1sleep213985-21kworker/u8:310:10:172
1144822710,1sleep16608-21kworker/u8:711:12:431
1144822710,1sleep16608-21kworker/u8:711:12:421
1010922710,1sleep16635-21kworker/u8:012:20:161
2606722700,2sleep20-21swapper/207:50:252
2265222700,1sleep118529-21kworker/u8:2807:40:231
2549922690,2sleep10-21swapper/110:32:241
3041522680,1sleep229929-21kworker/u8:2008:05:122
1662522680,2sleep20-21swapper/209:00:312
1469522680,3sleep214696-21ntpq07:15:362
1469522680,3sleep214696-21ntpq07:15:352
2478722670,2sleep224770-21ssh10:30:352
358722660,2sleep20-21swapper/208:20:352
358722660,2sleep20-21swapper/208:20:352
3031922660,2sleep20-21swapper/211:55:002
2567822660,2sleep10-21swapper/107:50:161
1800222660,1sleep116896-21kworker/u8:1307:25:311
2195522650,1sleep16828-21kworker/u8:1411:35:261
1468922650,1sleep113372-21kworker/u8:1807:15:351
1468922650,1sleep113372-21kworker/u8:1807:15:341
3127522640,2sleep231274-21ssh11:55:332
2890122640,1sleep118387-21kworker/u8:510:40:191
2516322640,1sleep125139-21kworker/u8:211:42:261
2484522640,1sleep118670-21kworker/u8:409:20:361
1584422640,2sleep10-21swapper/112:32:191
1584422640,2sleep10-21swapper/112:32:191
3156922630,1sleep2121rcu_preempt09:35:242
3156922630,1sleep2121rcu_preempt09:35:242
3100222630,2sleep130996-21ssh09:35:111
3100222630,2sleep130996-21ssh09:35:111
1290922630,1sleep26566-21kworker/u8:107:10:332
1153222630,4sleep112044-21cyclictest10:02:211
220622620,1sleep132442-21kworker/u8:109:41:341
1480922620,3sleep214807-21ssh11:20:192
836122610,2sleep18348-21ssh11:05:351
2251722610,2sleep122514-21ssh10:25:351
1980722610,2sleep219802-21ssh11:30:322
1508722610,1sleep210592-21kworker/u8:608:55:362
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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