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2026-05-07 - 21:34
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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 May 07, 2026 12:45:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1126323630,2sleep2121rcu_preempt12:30:242
840923340,1sleep14403-21kworker/u8:607:10:091
2113423170,2sleep20-21swapper/207:49:222
2113423170,2sleep20-21swapper/207:49:222
1446823100,2sleep20-21swapper/210:17:582
1446823100,2sleep20-21swapper/210:17:582
797723090,2sleep20-21swapper/210:04:452
1246823060,2sleep10-21swapper/112:33:371
185923040,3sleep20-21swapper/208:27:252
1628423040,3sleep116275-21ssh11:30:291
2942323000,1sleep216918-21kworker/u8:509:40:162
2942323000,1sleep216918-21kworker/u8:509:40:162
214322960,2sleep10-21swapper/109:50:361
78922940,1sleep230929-21kworker/u8:210:56:302
78922940,1sleep230929-21kworker/u8:210:56:302
921622930,1sleep25312-21kworker/u8:712:25:382
2143422930,2sleep10-21swapper/109:21:421
2181222920,1sleep120949-21kworker/u8:1107:50:211
677422910,2sleep20-21swapper/208:42:482
665022910,2sleep16641-21ssh10:00:251
3221622880,2sleep20-21swapper/212:05:282
1622622880,8sleep225-21ksoftirqd/211:30:272
3157422870,3sleep131573-21ssh09:45:141
1357722860,2sleep113576-21ntp_states10:15:331
1357722860,2sleep113576-21ntp_states10:15:331
788622850,1sleep12988-21kworker/u8:312:23:361
909422810,3sleep225-21ksoftirqd/207:10:472
771122800,1sleep1121rcu_preempt07:07:321
722622800,2sleep30-21swapper/307:05:373
2983422800,1sleep129056-21kworker/u8:3708:15:261
223022790,1sleep230710-21kworker/u8:212:10:312
621722780,1sleep230929-21kworker/u8:211:10:012
2183822780,1sleep119136-21kworker/u8:1511:43:161
1875622780,2sleep20-21swapper/207:40:252
1527622780,3sleep113284-1kworker/u9:309:10:001
1472222780,1sleep214409-21kworker/u8:1407:30:012
1472222780,1sleep214409-21kworker/u8:1407:30:012
2725422770,1sleep121564-21kworker/u8:709:35:211
385322750,2sleep23852-21ssh12:15:132
1870422750,2sleep218699-21ssh10:25:472
2274422740,2sleep10-21swapper/111:45:171
1656522740,2sleep20-21swapper/207:35:152
448022730,2sleep20-21swapper/208:35:252
2439122730,4sleep124390-21ssh10:39:001
2763822720,2sleep20-21swapper/211:55:272
2467022720,1sleep121563-21kworker/u8:609:30:101
1539022720,2sleep20-21swapper/209:10:032
714622710,1sleep130929-21kworker/u8:211:10:321
294322710,2sleep10-21swapper/108:30:301
2585722710,1sleep221633-21kworker/u8:1010:40:432
2087722710,1sleep15121-21kworker/u8:610:30:291
2087722710,1sleep15121-21kworker/u8:610:30:281
595322700,1sleep15082-21kworker/u8:1408:40:221
2697322700,2sleep226972-21ssh09:35:152
2328222700,1sleep221637-21kworker/u8:1410:35:322
2079022700,1sleep216917-21kworker/u8:409:20:312
482122690,7sleep28021-21cyclictest09:55:442
1851422690,3sleep118509-21memory10:25:381
2395522680,1sleep122597-21kworker/u8:907:55:401
1588322680,1sleep214150-21kworker/u8:710:20:362
1585622680,1sleep15121-21kworker/u8:610:20:351
2741122670,1sleep221643-21kworker/u8:1910:45:132
476122660,1sleep13184-21kworker/u8:511:05:261
3151022660,1sleep230920-21kworker/u8:908:20:182
3151022660,1sleep230920-21kworker/u8:908:20:182
2097522660,1sleep25121-21kworker/u8:610:30:332
2097522660,1sleep25121-21kworker/u8:610:30:332
3267722650,2sleep10-21swapper/110:55:331
3267722650,2sleep10-21swapper/110:55:331
3220522650,1sleep130709-21kworker/u8:012:05:271
2858622650,2sleep216034-1kworker/u9:008:10:322
2805622650,8sleep18021-21cyclictest10:45:271
1071722650,1sleep19490-21kworker/u8:707:15:361
1056922650,2sleep20-21swapper/211:19:102
909022640,6sleep18021-21cyclictest12:25:291
2828322640,1sleep123791-21kworker/u8:211:56:231
2768922640,1sleep224222-21kworker/u8:808:10:002
2768922640,1sleep224222-21kworker/u8:808:10:002
2935922630,1sleep228407-21kworker/u8:612:00:132
2285422630,3sleep215255-21diskmemload11:45:212
220622630,2sleep10-21swapper/112:10:301
449122620,2sleep14487-21ssh12:15:281
2969522620,7sleep2251ksoftirqd/210:50:122
2969522620,7sleep2251ksoftirqd/210:50:112
1970522620,3sleep115255-21diskmemload11:39:061
2957022610,1sleep123653-21kworker/u8:809:40:201
2957022610,1sleep123653-21kworker/u8:809:40:191
1951522610,2sleep20-21swapper/211:38:152
1142022610,3sleep210567-21/usr/sbin/munin10:10:402
897722600,1sleep27450-21kworker/u8:110:05:322
872822600,1sleep17787-21kworker/u8:911:15:111
314922600,1sleep221632-21kworker/u8:911:01:292
2050222600,1sleep212441-21kworker/u8:411:40:202
1626522600,2sleep216260-21ssh09:10:342
1133622600,1sleep17784-21kworker/u8:611:20:211
1005622600,3sleep110002-21kworker/u8:308:53:181
995922590,4sleep119-21ksoftirqd/110:08:261
941022590,1sleep25083-21kworker/u8:1508:50:282
739022590,2sleep20-21swapper/212:21:202
1691222590,1sleep114973-21kworker/u8:109:12:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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