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2025-12-31 - 23:27
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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 Wed Dec 31, 2025 12:45:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
81823500,2sleep10-21swapper/108:15:131
2509523400,17sleep2121rcu_preempt09:15:452
3144823260,2sleep10-21swapper/108:10:161
1165423200,2sleep10-21swapper/107:15:291
1799023150,1sleep119-21ksoftirqd/110:05:351
429723140,2sleep10-21swapper/108:24:261
816523080,3sleep22599-21kworker/2:007:05:372
1627323050,14sleep215199-21kworker/u8:1808:55:262
1651523040,8sleep119-21ksoftirqd/108:55:331
1887323010,2sleep10-21swapper/111:11:201
1790223010,2sleep20-21swapper/207:33:392
1467323010,1sleep113334-21kworker/u8:508:50:301
2021823000,2sleep20-21swapper/212:17:392
385822990,6sleep2121rcu_preempt09:39:342
887022970,1sleep226264-21kworker/u8:110:51:352
879322960,2sleep30-21swapper/307:10:013
1542822960,1sleep214093-21kworker/u8:1707:25:322
2446222950,2sleep20-21swapper/212:25:342
572522940,2sleep15720-21ssh10:45:311
2225422920,1sleep118825-21kworker/u8:409:10:411
2088822890,1sleep119107-21kworker/u8:411:15:341
70122880,3sleep1703-21ssh09:32:531
541522880,2sleep10-21swapper/108:25:301
2396222870,2sleep19875-21kworker/u8:812:25:261
680522860,1sleep15917-21kworker/u8:009:45:161
317222860,2sleep13166-21ssh10:40:291
1327022860,1sleep29878-21kworker/u8:1212:05:152
1327022860,1sleep29878-21kworker/u8:1212:05:142
318722850,1sleep231355-21kworker/u8:910:40:302
1660222850,7sleep1121rcu_preempt10:04:141
2803522830,1sleep123698-21kworker/u8:410:25:331
2803522830,1sleep123698-21kworker/u8:410:25:331
2686822830,2sleep20-21swapper/212:30:282
2225122830,1sleep219647-21kworker/u8:1407:45:172
1852422830,3sleep118520-21ssh12:15:201
2779222820,2sleep20-21swapper/208:00:212
907822810,2sleep19074-21ssh11:55:321
3024222790,1sleep128864-21kworker/u8:608:05:351
3024222790,1sleep128864-21kworker/u8:608:05:341
654622780,2sleep20-21swapper/209:45:002
654622780,2sleep20-21swapper/209:45:002
479322770,1sleep22272-21kworker/u8:011:47:052
1911222770,1sleep117790-21kworker/u8:707:35:321
1787922770,1sleep29870-21kworker/u8:312:14:322
1577722770,1sleep12272-21kworker/u8:012:10:161
953122750,1sleep25920-21kworker/u8:309:50:162
656622750,7sleep119-21ksoftirqd/111:50:341
2805022750,1sleep225318-21kworker/u8:609:22:322
369422740,7sleep1121rcu_preempt09:38:481
2761722740,1sleep219107-21kworker/u8:411:30:042
2021822740,2sleep10-21swapper/109:05:311
1082422740,2sleep29631-1kworker/u9:010:55:372
2307222730,4sleep1181rcuc/112:24:091
1765122730,2sleep10-21swapper/107:30:411
1090722730,2sleep20-21swapper/208:40:272
3057022720,1sleep226264-21kworker/u8:110:30:332
2352822720,1sleep218825-21kworker/u8:409:15:002
2051322720,4sleep28821-21cyclictest10:10:392
808222710,1sleep123302-21kworker/u8:4307:05:361
574822710,1sleep226264-21kworker/u8:110:45:332
516222710,2sleep15157-21ssh09:40:331
516222710,2sleep15157-21ssh09:40:331
2777522710,1sleep117784-21kworker/u8:108:00:201
143522710,3sleep11434-21ssh10:37:191
1014222710,2sleep20-21swapper/211:58:402
2798822700,1sleep223700-21kworker/u8:810:25:312
2798822700,1sleep223700-21kworker/u8:810:25:302
2342622700,1sleep225-21ksoftirqd/211:20:352
1995622700,2sleep20-21swapper/211:15:152
1538722690,2sleep215381-21ssh10:00:302
1259822690,1sleep19875-21kworker/u8:812:03:131
1024122690,2sleep20-21swapper/207:10:402
2692422680,1sleep119105-21kworker/u8:212:30:321
2532622680,1sleep125318-21kworker/u8:609:16:441
1800122680,2sleep217993-21ntpq10:05:362
154022680,2sleep20-21swapper/210:37:492
1167322670,1sleep24832-21kworker/u8:1007:15:312
2463922660,1sleep123700-21kworker/u8:810:20:151
2463922660,1sleep123700-21kworker/u8:810:20:141
671622650,2sleep20-21swapper/208:30:222
671622650,2sleep20-21swapper/208:30:222
1224222650,1sleep17761-21kworker/u8:2108:45:201
670222640,1sleep12268-21kworker/u8:908:30:211
670222640,1sleep12268-21kworker/u8:908:30:201
2037822640,1sleep118622-21kworker/u8:010:10:291
1277422640,1sleep27761-21kworker/u8:2108:45:292
2952122630,2sleep20-21swapper/212:35:402
2470722630,2sleep10-21swapper/107:50:341
1075222630,2sleep20-21swapper/212:00:122
2401722620,2sleep20-21swapper/210:18:392
1231322620,1sleep28464-21kworker/u8:509:55:232
929822610,4sleep19301-21apt-key09:50:021
2675122600,1sleep223700-21kworker/u8:810:24:302
2675122600,1sleep223700-21kworker/u8:810:24:292
1584922600,1sleep211480-21kworker/u8:611:05:352
1326022600,2sleep10-21swapper/111:00:311
984422590,1sleep18479-21kworker/u8:1607:10:301
737422590,1sleep131355-21kworker/u8:910:50:141
2982222590,2sleep229814-21ssh09:25:382
1473822590,2sleep20-21swapper/208:50:362
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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