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2026-04-09 - 07:34
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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 Apr 09, 2026 00:45:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
562723440,2sleep10-21swapper/100:15:171
628623420,1sleep229683-21kworker/u8:820:35:212
1147923370,2sleep10-21swapper/122:05:331
785423310,4sleep27037-21kworker/u8:320:40:202
402523220,2sleep14018-21ssh23:00:371
1852123170,2sleep20-21swapper/223:30:592
2150923160,1sleep118761-21kworker/u8:823:39:381
1262723070,2sleep10-21swapper/123:20:091
1383323060,2sleep10-21swapper/120:57:411
2407523030,2sleep123921-21ssh23:45:021
3179623010,1sleep130223-21kworker/u8:222:50:321
828523000,1sleep129683-21kworker/u8:820:40:351
309322980,1sleep12135-21kworker/u8:300:10:151
2392722980,2sleep10-21swapper/121:21:471
2392722980,2sleep10-21swapper/121:21:471
2321822960,2sleep20-21swapper/219:47:322
1494722950,1sleep213812-21kworker/u8:421:00:312
1758222930,2sleep217581-21ssh22:20:142
836422920,7sleep2121rcu_preempt00:20:332
2533722920,7sleep1121rcu_preempt23:46:141
1875422920,1sleep19546-21kworker/u8:323:32:041
966422890,2sleep30-21swapper/319:05:373
2245822860,1sleep29546-21kworker/u8:323:40:242
698922810,2sleep20-21swapper/221:55:372
3267322810,1sleep126399-21kworker/u8:420:15:381
3267322810,1sleep126399-21kworker/u8:420:15:371
1104022810,1sleep18276-21kworker/u8:319:10:291
1104022810,1sleep18276-21kworker/u8:319:10:281
2864222800,2sleep20-21swapper/223:55:042
2713322790,4sleep210230-21cyclictest23:50:332
142722790,2sleep21424-21ssh22:55:312
470022770,2sleep14692-21ssh21:50:341
277322770,4sleep225321-21kworker/2:100:09:552
1613622770,1sleep115942-21kworker/u8:500:38:281
1663722760,1sleep10-21swapper/121:05:371
1018022760,1sleep24439-21kworker/u8:400:25:192
1820222750,1sleep117362-21kworker/u8:4821:10:241
3105522740,2sleep20-21swapper/221:37:322
270122740,2sleep10-21swapper/120:25:141
2074322730,1sleep217322-21kworker/u8:521:15:322
324522720,2sleep20-21swapper/220:25:282
2117222720,1sleep117322-21kworker/u8:521:15:431
1755222720,1sleep213177-21kworker/u8:919:30:282
1682022710,2sleep10-21swapper/122:17:511
160922710,1sleep2509-21kworker/u8:2120:20:252
1582522710,2sleep20-21swapper/223:25:422
1140122710,2sleep10-21swapper/120:50:281
917322700,1sleep22988-21kworker/u8:622:00:322
917322700,1sleep22988-21kworker/u8:622:00:322
694622700,1sleep12989-21kworker/u8:721:55:361
754922690,1sleep14728-21kworker/u8:123:08:551
754922690,1sleep14728-21kworker/u8:123:08:541
2782522670,2sleep20-21swapper/222:41:172
2782522670,2sleep20-21swapper/222:41:162
2466622670,2sleep20-21swapper/221:25:012
2466622670,2sleep20-21swapper/221:25:002
808422660,1sleep24728-21kworker/u8:123:10:172
1670722660,1sleep215382-21kworker/u8:621:05:392
1511022660,2sleep114661-21apt-get23:25:061
106822660,1sleep1889-21kworker/u8:121:43:181
2688822650,3sleep126883-21ssh22:40:191
2688822650,3sleep126883-21ssh22:40:191
2434222650,1sleep123143-21kworker/u8:219:50:341
2704122640,1sleep123981-21kworker/u8:221:29:521
2396622640,1sleep223358-21kworker/u8:222:34:372
2054922640,1sleep216475-21kworker/u8:422:25:362
1437922640,1sleep29547-21kworker/u8:423:23:472
972022630,2sleep28694-21kworker/u8:1120:45:222
972022630,2sleep28694-21kworker/u8:1120:45:222
1989222630,2sleep20-21swapper/223:35:182
160922630,2sleep10-21swapper/122:55:351
1222522630,2sleep10-21swapper/100:30:171
1024722630,1sleep12133-21kworker/u8:000:25:221
537722620,2sleep25361-21apt-get00:15:132
3209422610,1sleep230222-21kworker/u8:122:50:412
1918622610,1sleep116689-21kworker/u8:019:35:301
1811822610,2sleep20-21swapper/221:10:212
2962522600,1sleep116694-21kworker/u8:522:45:411
525622590,1sleep22997-21kworker/u8:1621:51:352
455722590,2sleep10-21swapper/120:30:181
3266422590,2sleep20-21swapper/200:03:452
2800022590,2sleep227995-21ssh21:30:292
2800022590,2sleep227995-21ssh21:30:292
2577922590,2sleep112134-1kworker/u9:022:37:251
2513222590,1sleep221449-21kworker/u8:1021:25:222
1980822590,1sleep116475-21kworker/u8:422:25:071
1135422590,6sleep225-21ksoftirqd/220:50:252
75922580,2sleep131449-1kworker/u9:100:05:121
297522580,1sleep1670-21kworker/u8:021:46:321
2230222580,7sleep110230-21cyclictest19:45:271
1505022580,1sleep213667-21kworker/u8:900:35:242
1042722580,1sleep18693-21kworker/u8:1020:48:311
1042722580,1sleep18693-21kworker/u8:1020:48:311
3113522570,1sleep130804-21kworker/u8:421:37:561
3050222570,2sleep20-21swapper/220:10:212
2768222570,1sleep124780-21kworker/u8:120:00:381
2478422570,3sleep224781-21ntpq23:45:312
1074122570,1sleep27532-21kworker/u8:922:05:062
1020222570,1sleep12988-21kworker/u8:622:03:361
1020222570,1sleep12988-21kworker/u8:622:03:361
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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