You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-18 - 13:13
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 Sat Apr 18, 2026 00:45:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2786423830,2sleep20-21swapper/220:50:172
1107823550,2sleep211072-21ssh23:50:282
713523420,1sleep25779-21kworker/u8:121:20:242
3127723320,1sleep127969-21kworker/u8:323:25:151
3113923180,1sleep230624-21kworker/u8:221:00:142
1352523100,21sleep212421-21kworker/u8:420:05:292
1903123050,2sleep20-21swapper/200:09:132
932523030,2sleep20-21swapper/219:53:482
1852322980,1sleep215683-21kworker/u8:2020:20:372
110322970,2sleep128536-1kworker/u9:023:30:161
110322970,2sleep128536-1kworker/u9:023:30:151
703422950,1sleep25894-21kworker/u8:119:45:282
703422950,1sleep25894-21kworker/u8:119:45:272
592622950,2sleep10-21swapper/123:40:211
1515022910,1sleep114041-21kworker/u8:320:10:301
3199422880,3sleep225646-21kworker/u8:1023:25:472
2387322850,11sleep2121rcu_preempt21:57:392
734322840,3sleep25022-21kworker/u8:022:32:242
1877722840,9sleep1121rcu_preempt22:57:041
1335622840,2sleep13478-21kworker/u8:1021:35:151
1251922840,5sleep127159-21cyclictest23:55:021
2986322830,1sleep128242-21kworker/u8:222:10:321
500422820,1sleep22704-21kworker/u8:3819:40:162
1350622820,1sleep17598-21kworker/u8:020:05:291
1619222810,11sleep225-21ksoftirqd/220:15:102
1619222810,11sleep225-21ksoftirqd/220:15:102
2040622800,2sleep10-21swapper/123:00:391
363222790,2sleep13383-1kworker/u9:123:35:181
363222790,2sleep13383-1kworker/u9:123:35:171
2298822790,1sleep116426-21kworker/u8:1600:16:411
1230422790,1sleep111034-21kworker/u8:320:00:371
1230422790,1sleep111034-21kworker/u8:320:00:371
762322780,1sleep1361-21kworker/u8:422:33:441
1817622770,2sleep218165-21ssh22:55:502
1609022770,1sleep114515-21kworker/u8:021:40:211
435022760,2sleep12701-21kworker/u8:3519:37:381
2904222750,1sleep128521-21kworker/u8:5919:15:151
2904222750,1sleep128521-21kworker/u8:5919:15:151
947122740,2sleep20-21swapper/221:25:312
2005122740,3sleep1121rcu_preempt20:25:271
1341922740,2sleep1181rcuc/123:55:371
1223622730,1sleep15022-21kworker/u8:022:44:091
1110122720,2sleep111092-21apt-get21:30:111
2426222710,2sleep10-21swapper/100:20:171
1891322710,2sleep218806-21ssh21:45:412
1110322710,1sleep27866-21kworker/u8:221:30:132
2500022700,1sleep122190-21kworker/u8:1020:40:341
865522690,2sleep225-21ksoftirqd/223:45:262
2500822690,1sleep215700-21kworker/u8:3720:40:342
1686622690,1sleep115710-21kworker/u8:4720:15:341
1686622690,1sleep115710-21kworker/u8:4720:15:341
1564322690,2sleep215637-21ssh22:50:332
1564322690,2sleep215637-21ssh22:50:332
1656822680,1sleep116426-21kworker/u8:1600:03:101
1656822680,1sleep116426-21kworker/u8:1600:03:101
2848822670,1sleep125492-21kworker/u8:4320:50:441
2602122670,3sleep25307-21kworker/u8:119:05:192
2238522670,2sleep20-21swapper/200:15:322
2688822660,2sleep226881-21ssh00:25:292
2655222660,2sleep20-21swapper/220:45:262
201822660,3sleep12009-21ssh22:20:291
1482422660,1sleep214718-21kworker/u8:421:37:372
1021422660,1sleep17604-21kworker/u8:519:55:241
3216522650,2sleep132130-1kworker/u9:022:15:351
2960822650,2sleep129601-21ssh00:30:391
2751422650,2sleep20-21swapper/222:05:272
2401322650,1sleep223035-21kworker/u8:900:20:152
1948522650,1sleep216426-21kworker/u8:1600:10:142
110422650,1sleep225656-21kworker/u8:1923:30:172
110422650,1sleep225656-21kworker/u8:1923:30:162
887722640,2sleep18875-21ssh23:45:361
48422640,2sleep20-21swapper/222:17:372
3087822640,1sleep230525-21kworker/u8:622:13:352
2595422640,1sleep225656-21kworker/u8:1923:13:472
2595422640,1sleep225656-21kworker/u8:1923:13:462
2076322640,2sleep20-21swapper/221:50:312
1883822640,2sleep10-21swapper/120:20:391
768422630,1sleep24716-21kworker/u8:023:44:042
2766122630,3sleep125968-21kworker/u8:1322:05:381
489022620,3sleep14871-21aten2_rfpower_e19:40:151
396822620,2sleep23966-21ssh23:35:272
396822620,2sleep23966-21ssh23:35:272
655222610,1sleep15778-21kworker/u8:021:20:061
3133522610,1sleep10-21swapper/119:20:301
296922610,2sleep20-21swapper/221:10:392
2854322600,2sleep20-21swapper/200:30:122
2628922600,1sleep116426-21kworker/u8:1600:25:171
2494222600,4sleep219189-21kworker/2:022:00:162
1622522600,1sleep214515-21kworker/u8:021:40:262
1268822600,2sleep20-21swapper/222:45:122
1268822600,2sleep20-21swapper/222:45:112
2630522590,2sleep10-21swapper/119:05:261
979422580,1sleep19424-21kworker/u8:1222:38:191
404522580,2sleep10-21swapper/121:15:011
3253222580,1sleep132292-21kworker/u8:821:05:001
3076522580,1sleep230142-21kworker/u8:219:20:142
484622570,1sleep13480-21kworker/u8:1221:15:251
3003422570,2sleep20-21swapper/220:55:282
2795722570,3sleep119-21ksoftirqd/119:10:301
1568122570,2sleep215677-21ssh00:00:332
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional