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2026-06-01 - 19:27
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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 Mon Jun 01, 2026 12:45:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
430824010,10sleep225-21ksoftirqd/209:40:272
1590223730,1sleep115156-21kworker/u8:2008:50:241
2034223450,1sleep118171-21kworker/u8:312:36:551
2034223450,1sleep118171-21kworker/u8:312:36:551
2885423320,1sleep222729-21kworker/u8:607:50:272
1079423310,1sleep28944-21kworker/u8:1112:15:412
2651823170,2sleep10-21swapper/109:18:591
400123130,1sleep132544-21kworker/u8:2310:50:271
310323120,1sleep131025-21kworker/u8:308:10:331
310323120,1sleep131025-21kworker/u8:308:10:321
621623090,1sleep122975-21kworker/u8:812:05:411
36223060,2sleep10-21swapper/108:04:001
3036723030,2sleep10-21swapper/109:25:421
3036723030,2sleep10-21swapper/109:25:421
1313222960,1sleep211628-21kworker/u8:011:10:302
1427322950,2sleep20-21swapper/208:45:202
1114522950,1sleep27418-21kworker/u8:509:55:312
1114522950,1sleep27418-21kworker/u8:509:55:312
216722940,3sleep21897-21kworker/u8:008:10:012
1519522940,7sleep29697-21kworker/u8:810:05:042
175422930,2sleep11716-21ssh09:35:231
2258822910,2sleep214628-1kworker/u9:107:30:392
881122900,1sleep27417-21kworker/u8:409:50:282
448522900,2sleep131025-21kworker/u8:308:15:201
1636922890,1sleep215142-21kworker/u8:708:50:382
2137322880,5sleep221375-21munin-plugin-st11:30:002
1898822880,2sleep20-21swapper/207:20:292
1094322880,3sleep110944-21/usr/sbin/munin11:05:341
97922870,2sleep10-21swapper/109:34:311
3274022860,3sleep132724-21munin-run11:55:011
2440822850,2sleep124407-21ssh10:25:141
2139922850,2sleep10-21swapper/109:05:321
1566122840,2sleep10-21swapper/107:10:271
861222820,1sleep24744-21kworker/u8:211:00:332
2649022820,2sleep10-21swapper/111:40:201
1754722820,1sleep27417-21kworker/u8:410:10:112
2894222810,1sleep120301-21kworker/u8:2109:24:421
1297322800,1sleep16439-21kworker/u8:412:20:391
966122790,8sleep28944-21kworker/u8:1112:15:012
760722790,1sleep14743-21kworker/u8:011:00:001
760722790,1sleep14743-21kworker/u8:010:59:591
2313522790,1sleep120303-21kworker/u8:2309:10:351
2921322780,2sleep229212-21df_inode10:35:212
2741522780,2sleep20-21swapper/211:41:182
52722770,2sleep1526-21ssh11:55:171
397622770,2sleep20-21swapper/212:00:522
2337822770,1sleep211629-21kworker/u8:311:33:502
1773922770,2sleep217730-21ssh11:20:322
1249422770,2sleep10-21swapper/110:00:011
1249422770,2sleep10-21swapper/110:00:001
1901722760,4sleep2241rcuc/212:35:112
1901722760,4sleep2241rcuc/212:35:102
3052022750,2sleep20-21swapper/207:55:302
3052022750,2sleep20-21swapper/207:55:302
2535222750,2sleep20-21swapper/209:15:302
2213022740,1sleep121334-21kworker/u8:007:30:271
964922730,1sleep15121-21kworker/u8:709:52:201
627622730,2sleep25434-1kworker/u9:010:55:312
627622730,2sleep25434-1kworker/u9:010:55:302
2459122730,3sleep224589-21awk07:40:002
1453322730,2sleep10-21swapper/107:06:381
2716222720,1sleep20-21swapper/210:30:252
160822720,1sleep132543-21kworker/u8:2210:45:241
2896122710,1sleep125830-21kworker/u8:1110:35:151
1865622710,1sleep111631-21kworker/u8:611:22:591
1811922710,2sleep10-21swapper/108:55:351
1577022710,2sleep20-21swapper/207:10:372
1504922710,2sleep225-21ksoftirqd/211:15:212
2356122700,2sleep20-21swapper/209:10:522
2187622700,7sleep221840-21munin-run10:20:012
1217522700,1sleep211628-21kworker/u8:011:09:542
819822690,2sleep221163-21kworker/2:108:25:382
3172622690,1sleep29492-21kworker/u8:610:40:232
2279022670,1sleep118904-21kworker/u8:310:20:321
2279022670,1sleep118904-21kworker/u8:310:20:311
1641822670,2sleep20-21swapper/212:29:482
513422660,1sleep222975-21kworker/u8:812:05:112
2670822660,2sleep1121rcu_preempt10:30:171
2145222660,1sleep220306-21kworker/u8:2609:05:362
1743222660,3sleep217430-21ntpq12:30:332
817422650,2sleep10-21swapper/108:25:371
346522650,1sleep132152-21kworker/u8:712:00:271
2773722650,2sleep20-21swapper/209:20:342
2312622650,1sleep218904-21kworker/u8:310:20:402
2312622650,1sleep218904-21kworker/u8:310:20:402
1975122650,1sleep218638-21kworker/u8:209:00:312
1714022650,1sleep115867-21kworker/u8:612:30:241
1410622650,1sleep28041-21kworker/u8:3407:05:342
1391722650,2sleep30-21swapper/307:05:243
68522640,3sleep1684-21ssh10:44:331
428822640,1sleep128345-21kworker/u8:309:40:261
1305422640,2sleep10-21swapper/108:40:331
2961522630,1sleep122727-21kworker/u8:407:54:271
215922630,1sleep230622-21kworker/u8:509:35:412
1350222630,1sleep27417-21kworker/u8:410:00:332
2993222620,1sleep228345-21kworker/u8:309:25:312
2993222620,1sleep228345-21kworker/u8:309:25:312
3223622610,3sleep232235-21ssh09:30:352
2064622610,2sleep10-21swapper/107:25:351
1541722610,1sleep16997-21kworker/u8:111:15:321
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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