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2026-06-14 - 21:20
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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 Sun Jun 14, 2026 12:45:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2560123910,1sleep224826-21kworker/u8:410:10:162
2317023370,2sleep10-21swapper/112:25:501
508523260,2sleep20-21swapper/210:35:282
1468023240,3sleep1121rcu_preempt10:55:511
3276623220,3sleep232767-21/usr/sbin/munin10:25:232
1161623220,2sleep10-21swapper/109:39:191
734123190,1sleep25900-21kworker/u8:1010:40:312
335323180,2sleep10-21swapper/107:45:441
2575523180,2sleep10-21swapper/107:15:561
1431223170,1sleep28841-21kworker/u8:1109:45:112
3012923150,1sleep20-21swapper/207:30:212
2992723130,2sleep10-21swapper/109:09:271
1551923130,2sleep10-21swapper/109:46:101
3017923120,1sleep124624-21kworker/u8:010:20:201
2021423100,1sleep119930-21kworker/u8:608:40:001
748223070,2sleep10-21swapper/108:00:201
99423050,2sleep2989-21ssh09:15:452
572023040,2sleep15715-21ssh09:25:301
620423030,2sleep10-21swapper/107:55:331
963722980,2sleep20-21swapper/210:45:342
963722980,2sleep20-21swapper/210:45:332
2726522980,2sleep227264-21ntp_states12:35:322
3045922970,1sleep226426-21kworker/u8:1011:30:352
3045922970,1sleep226426-21kworker/u8:1011:30:352
1398622960,2sleep113979-21apt-get08:20:141
1722622940,1sleep113465-21kworker/u8:1308:30:151
282622930,2sleep117998-1kworker/u9:010:30:241
1082422930,2sleep25408-1kworker/u9:312:00:142
2410922920,1sleep120989-21kworker/u8:507:10:371
1786322920,2sleep10-21swapper/109:51:381
369022910,2sleep13645-21ssh09:20:491
1396522910,2sleep20-21swapper/210:55:282
2984422860,2sleep10-21swapper/110:20:001
808422850,2sleep10-21swapper/111:54:021
961122840,1sleep18152-21kworker/u8:110:45:331
961122840,1sleep18152-21kworker/u8:110:45:331
3183422840,1sleep127703-21kworker/u8:707:35:231
3183422840,1sleep127703-21kworker/u8:707:35:231
2603022830,1sleep124854-21kworker/u8:508:55:321
1191322830,1sleep210427-21kworker/u8:810:50:372
98122820,2sleep126484-1kworker/u9:209:15:441
64622820,2sleep10-21swapper/107:40:131
150522820,1sleep222033-21kworker/u8:311:40:002
1232822820,2sleep20-21swapper/208:15:132
1057622820,2sleep110566-21ssh12:00:011
3168222810,1sleep124341-21kworker/u8:611:35:001
3168222810,1sleep124341-21kworker/u8:611:35:001
2735922810,3sleep227360-21/usr/sbin/munin07:20:482
2560022810,2sleep125588-21apt-get10:10:151
2213822810,3sleep122137-21ntp_states07:05:331
1555122810,2sleep20-21swapper/212:10:192
747322800,1sleep26766-21kworker/u8:108:00:172
422122800,1sleep23486-21kworker/u8:407:50:192
2510422800,2sleep225078-21ssh11:20:022
1349722800,1sleep18841-21kworker/u8:1109:42:241
2214922780,2sleep222148-21ntpq07:05:352
1910322780,17sleep20-21swapper/209:55:212
1862122780,2sleep20-21swapper/212:15:502
2507522770,1sleep123415-21kworker/u8:1612:30:371
2499822770,18sleep124858-21kworker/u8:908:53:351
1378622770,1sleep112242-21kworker/u8:312:05:361
421322760,1sleep23640-21kworker/u8:510:35:012
2106322750,6sleep225-21ksoftirqd/212:21:332
2106322750,6sleep225-21ksoftirqd/212:21:332
1989822750,2sleep110426-1kworker/u9:111:07:451
2279222740,1sleep117996-21kworker/u8:510:03:391
2112922740,2sleep121127-21kworker/u8:1112:21:481
2112922740,2sleep121127-21kworker/u8:1112:21:481
131022740,2sleep10-21swapper/111:39:101
536922730,2sleep10-21swapper/107:55:011
2811122720,2sleep20-21swapper/209:01:522
1884322720,2sleep10-21swapper/109:55:141
290422710,1sleep124341-21kworker/u8:611:40:471
611522700,1sleep13637-21kworker/u8:310:38:291
2580422700,2sleep225798-21ssh11:20:252
2342322700,2sleep10-21swapper/110:05:201
1210622700,1sleep110204-21kworker/u8:1008:15:011
464422690,1sleep131163-21kworker/u8:411:45:261
1326522690,1sleep212242-21kworker/u8:312:05:172
680022680,2sleep21881-21snmpd07:58:032
2066122680,1sleep119756-21kworker/u8:411:10:151
761222670,2sleep20-21swapper/211:51:502
2486622670,1sleep119756-21kworker/u8:411:19:531
2271422670,4sleep222704-21ssh12:25:322
465722660,3sleep24655-21ssh11:45:272
2810922660,1sleep224825-21kworker/u8:310:15:182
261422660,3sleep22613-21hddtemp_smartct07:45:212
1082022660,1sleep19946-21kworker/u8:212:00:131
886922650,1sleep21550-21kworker/u8:209:31:562
2553322650,2sleep20-21swapper/212:31:182
951022640,2sleep19495-21ssh09:35:011
3049322640,2sleep10-21swapper/107:30:321
2603422640,3sleep226031-21ntp_states08:55:342
2114222640,2sleep221141-21memory11:10:252
936122630,1sleep16766-21kworker/u8:108:05:231
344322620,1sleep231163-21kworker/u8:411:43:222
3179222620,1sleep229754-21kworker/u8:509:12:502
1190022620,1sleep110423-21kworker/u8:210:50:361
2963322610,3sleep229631-21awk07:30:012
2917022610,2sleep20-21swapper/209:05:272
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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