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2026-03-19 - 20:11
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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 Thu Mar 19, 2026 12:45:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2799123870,2sleep124273-21kworker/u8:5808:05:141
905023780,2sleep10-21swapper/108:45:221
1219923490,2sleep212189-21apt-get10:10:112
801423260,2sleep18008-21ssh11:10:101
1999423250,2sleep20-21swapper/209:15:432
2681423140,3sleep218225-21kworker/u8:109:30:322
3261623100,2sleep10-21swapper/109:44:331
1623323080,2sleep10-21swapper/107:28:591
2343423060,1sleep122603-21kworker/u8:407:50:221
225123060,2sleep20-21swapper/212:08:032
1297023030,1sleep111311-21kworker/u8:112:30:351
2925623010,1sleep127761-21kworker/u8:210:45:321
2925623010,1sleep127761-21kworker/u8:210:45:321
1813622990,18sleep115766-21kworker/u8:210:22:071
808122960,1sleep229878-21kworker/u8:1012:20:262
2927422960,2sleep229273-21ssh10:45:332
2927422960,2sleep229273-21ssh10:45:322
583322910,1sleep14900-21kworker/u8:508:35:251
1415022900,1sleep112982-21kworker/u8:209:00:341
1415022900,1sleep112982-21kworker/u8:209:00:341
2856322880,1sleep224153-21kworker/u8:1808:05:272
3081822870,1sleep10-21swapper/112:00:141
2759622860,2sleep10-21swapper/111:52:061
1291822850,2sleep20-21swapper/212:30:322
856822830,2sleep10-21swapper/110:00:501
408522830,1sleep225447-21kworker/u8:411:00:392
2231222830,2sleep122306-21ssh09:20:381
2563322820,20sleep220391-21kworker/u8:1310:38:092
2155622820,2sleep121555-21ssh10:30:241
433622810,1sleep13273-21kworker/u8:1208:30:261
315822810,2sleep20-21swapper/209:50:182
2695822810,1sleep122926-21kworker/u8:1710:40:291
2364022800,1sleep222604-21kworker/u8:507:50:272
1756822800,1sleep111243-21kworker/u8:1307:30:361
1756822800,1sleep111243-21kworker/u8:1307:30:361
1042422800,1sleep129878-21kworker/u8:1012:25:361
1042422800,1sleep129878-21kworker/u8:1012:25:361
880822790,2sleep20-21swapper/207:05:282
1561722790,1sleep114630-21kworker/u8:609:05:251
1561722790,1sleep114630-21kworker/u8:609:05:241
1524622780,2sleep20-21swapper/212:35:352
43622770,2sleep10-21swapper/108:20:141
1710722770,2sleep20-21swapper/211:30:122
1710722770,2sleep20-21swapper/211:30:122
440622760,2sleep10-21swapper/112:12:361
2499322760,1sleep224271-21kworker/u8:5607:55:182
2499322760,1sleep224271-21kworker/u8:5607:55:182
2242322760,1sleep218378-21kworker/u8:511:40:372
2183322760,1sleep220389-21kworker/u8:710:30:292
1296522760,6sleep1121rcu_preempt07:18:461
2042422750,1sleep118225-21kworker/u8:109:15:551
402222740,1sleep23272-21kworker/u8:1108:30:192
3148822740,2sleep231484-21ssh12:00:312
246422740,1sleep220750-21kworker/u8:1009:49:172
1885522740,2sleep10-21swapper/111:33:531
1885522740,2sleep10-21swapper/111:33:531
1252722740,1sleep111693-21kworker/u8:1911:20:021
822122730,1sleep17741-21kworker/u8:607:05:151
817022730,2sleep20-21swapper/210:00:342
1970322720,3sleep219702-21ssh10:25:342
113922720,1sleep224275-21kworker/u8:6008:20:302
925822700,1sleep26527-21kworker/u8:1108:45:322
2252722700,2sleep10-21swapper/107:46:241
1748722700,2sleep215772-21kworker/u8:910:20:352
169022700,1sleep125447-21kworker/u8:410:55:421
1682322700,1sleep211705-21kworker/u8:3111:30:002
1675822700,1sleep116278-21kworker/u8:2809:10:031
1447822700,2sleep214477-21ssh10:15:162
674122690,1sleep24897-21kworker/u8:208:40:012
278222690,1sleep132377-21kworker/u8:808:25:321
2515122690,1sleep225141-21kworker/u8:409:26:412
2498322690,2sleep10-21swapper/107:55:171
2498322690,2sleep10-21swapper/107:55:171
2322122690,6sleep223220-21ssh09:23:162
54822680,2sleep1547-21ssh09:45:131
1601722680,2sleep20-21swapper/207:26:192
3087322670,1sleep225447-21kworker/u8:410:50:152
2904922670,1sleep123071-21kworker/u8:009:35:281
3149022660,1sleep129841-21kworker/u8:510:50:301
2719822660,1sleep124275-21kworker/u8:6008:00:351
2226022660,2sleep122259-21ssh11:40:281
1538622660,1sleep113991-21kworker/u8:211:25:241
1030722660,2sleep225-21ksoftirqd/212:25:332
1030722660,2sleep225-21ksoftirqd/212:25:332
879122650,1sleep129878-21kworker/u8:1012:21:451
2204322640,2sleep225-21ksoftirqd/207:45:302
127122640,1sleep129878-21kworker/u8:1012:05:291
1130622640,2sleep10-21swapper/110:08:091
862722630,1sleep26886-21kworker/u8:111:10:382
584322630,2sleep10-21swapper/109:55:301
575022630,1sleep229878-21kworker/u8:1012:15:232
1102022630,1sleep26578-21kworker/u8:810:06:462
647022620,1sleep132225-21kworker/u8:112:16:391
3018222620,2sleep20-21swapper/211:58:342
2917222620,3sleep129169-21ssh11:55:361
286722620,2sleep22865-21ssh10:59:422
2442122620,1sleep222982-21kworker/u8:211:45:252
2052822620,1sleep211678-21kworker/u8:111:36:032
1572822620,1sleep214630-21kworker/u8:609:05:302
1572822620,1sleep214630-21kworker/u8:609:05:292
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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