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2026-05-13 - 01:21
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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 Tue May 12, 2026 12:45:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2087623370,1sleep220108-21kworker/u8:508:45:182
2372823280,5sleep2251ksoftirqd/207:15:302
2372823280,5sleep2251ksoftirqd/207:15:292
1829723270,2sleep118286-21ssh11:05:361
2502623200,1sleep223437-21kworker/u8:1111:20:242
3201123180,1sleep1121rcu_preempt10:25:201
645723160,2sleep20-21swapper/210:40:212
1810323120,2sleep10-21swapper/109:55:231
2203622960,1sleep29554-21kworker/u8:012:25:142
271222950,7sleep121078-21cyclictest10:30:461
3261022940,2sleep20-21swapper/211:36:492
2287022940,2sleep222861-21ssh11:15:382
2525922910,1sleep122021-21kworker/u8:608:57:271
2538522900,2sleep10-21swapper/107:20:311
2210922890,2sleep222084-21grep10:05:012
1847222870,2sleep218470-21ssh09:55:372
953622850,11sleep2121rcu_preempt09:36:222
953622850,11sleep2121rcu_preempt09:36:222
3201522850,1sleep130347-21kworker/u8:509:15:361
1998122850,1sleep115229-21kworker/u8:3908:40:381
1998122850,1sleep115229-21kworker/u8:3908:40:381
1975022850,2sleep119749-21ssh12:20:151
1815522850,1sleep29554-21kworker/u8:012:15:382
1105122840,1sleep19558-21kworker/u8:512:00:331
3162922830,1sleep230347-21kworker/u8:509:15:212
2794922830,1sleep226828-21kworker/u8:809:05:282
2585322820,1sleep215229-21kworker/u8:3909:00:182
2585322820,1sleep215229-21kworker/u8:3909:00:182
1988922820,2sleep20-21swapper/207:05:222
1585922800,2sleep115852-21ssh12:10:381
1484422800,2sleep10-21swapper/110:59:171
396822780,2sleep20-21swapper/210:35:172
1061022760,2sleep210595-21apt-get12:00:182
2057722750,2sleep120321-1kworker/u9:111:10:391
1690822750,1sleep216748-21kworker/u8:509:52:272
897422740,1sleep10-21swapper/108:10:021
1136822740,2sleep20-21swapper/210:50:292
734922730,1sleep16857-21kworker/u8:1008:05:141
1574022730,2sleep115733-21apt-get08:30:131
2037122720,1sleep215231-21kworker/u8:4108:44:572
2037122720,1sleep215231-21kworker/u8:4108:44:572
577822710,3sleep15777-21ssh11:50:151
577822710,3sleep15777-21ssh11:50:151
2783122710,7sleep119475-1kworker/u9:012:36:231
2027422710,2sleep30-21swapper/307:05:363
1378422710,2sleep213780-21ssh09:45:312
2899522700,1sleep112122-21kworker/u8:511:30:121
2793322700,1sleep126916-21kworker/u8:1509:05:271
1059922700,1sleep223939-21kworker/u8:810:50:022
1059922700,1sleep223939-21kworker/u8:810:50:012
1012522700,1sleep24726-21kworker/u8:612:00:012
493922690,2sleep20-21swapper/211:47:222
493922690,2sleep20-21swapper/211:47:222
2358922690,1sleep123439-21kworker/u8:1311:17:211
2161322690,1sleep221333-21kworker/u8:911:13:542
2540222680,2sleep224268-21kworker/u8:907:20:322
2387122680,1sleep120729-21kworker/u8:1407:15:371
2387122680,1sleep120729-21kworker/u8:1407:15:361
466122670,2sleep20-21swapper/207:55:352
2685822670,2sleep226857-21df_inode12:35:192
2436722670,2sleep20-21swapper/208:55:192
2317022670,1sleep216745-21kworker/u8:210:05:352
2317022670,1sleep216745-21kworker/u8:210:05:342
162222670,2sleep20-21swapper/210:30:152
59322660,1sleep230892-21kworker/u8:010:26:582
2963922660,7sleep121078-21cyclictest09:10:301
2751422650,3sleep124265-21kworker/u8:607:26:501
2654322650,1sleep226265-21kworker/u8:110:13:342
2253422650,1sleep116745-21kworker/u8:210:05:041
2253422650,1sleep116745-21kworker/u8:210:05:041
1720322650,2sleep10-21swapper/111:04:351
1719122650,5sleep225-21ksoftirqd/212:15:002
1212422650,3sleep127113-1kworker/u9:010:52:101
454222640,2sleep14535-21ssh09:25:521
2473622640,2sleep124729-21ssh11:20:191
2173222640,2sleep10-21swapper/110:03:321
2104422640,6sleep120739-21kworker/u8:2607:10:011
869822630,3sleep18697-21ssh10:45:171
869822630,3sleep18697-21ssh10:45:171
2711222630,2sleep121744-1kworker/u9:110:15:101
901322620,1sleep17464-21kworker/u8:009:35:331
901322620,1sleep17464-21kworker/u8:009:35:331
666422620,2sleep10-21swapper/109:30:311
666422620,2sleep10-21swapper/109:30:301
3039822620,2sleep20-21swapper/209:12:002
2875822610,1sleep124265-21kworker/u8:607:30:361
2177022610,1sleep220739-21kworker/u8:2607:10:262
1473522610,1sleep15160-21kworker/u8:1009:48:031
1221622610,2sleep20-21swapper/209:41:582
1221622610,2sleep20-21swapper/209:41:572
714322600,1sleep25160-21kworker/u8:1009:30:442
714322600,1sleep25160-21kworker/u8:1009:30:432
415422600,2sleep12899-21kworker/u8:710:35:201
2966622600,2sleep229665-21ssh11:30:302
2215022600,1sleep120739-21kworker/u8:2607:10:381
193322600,1sleep130347-21kworker/u8:509:20:351
1739422600,1sleep116978-21kworker/u8:609:54:471
1314022600,1sleep24728-21kworker/u8:912:05:202
677822590,2sleep21324-21sshd11:50:402
677822590,2sleep21324-21sshd11:50:392
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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