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2026-04-12 - 18:47
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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 Apr 12, 2026 12:45:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1366925400,1sleep210419-21kworker/u8:1709:20:142
521423530,2sleep20-21swapper/207:20:112
83023480,1sleep129521-21kworker/u8:308:45:151
3242323410,2sleep30-21swapper/307:05:113
842223360,6sleep1181rcuc/109:05:411
523323350,2sleep12830-21kworker/u8:507:20:181
488223260,1sleep22046-21kworker/u8:608:55:372
488223260,1sleep22046-21kworker/u8:608:55:372
3242123250,2sleep20-21swapper/207:05:102
1057723230,2sleep10-21swapper/109:12:381
2349223180,1sleep219614-21kworker/u8:809:40:262
1614623170,1sleep26882-21kworker/u8:2009:25:182
2109323160,2sleep20-21swapper/208:06:082
3267623150,2sleep10-21swapper/108:40:441
2910023100,2sleep118549-21kworker/u8:012:31:031
2767723090,1sleep124392-21kworker/u8:309:50:171
2844723060,1sleep225442-21kworker/u8:611:15:152
2844723060,1sleep225442-21kworker/u8:611:15:152
376423050,4sleep2251ksoftirqd/208:53:362
2856623050,2sleep20-21swapper/209:51:002
1129923050,1sleep26020-21kworker/u8:1611:50:212
414823000,1sleep12840-21kworker/u8:1707:15:351
1909522950,7sleep225-21ksoftirqd/208:00:332
683822940,1sleep24483-21kworker/u8:1307:25:152
534522930,3sleep132060-21kworker/u8:211:35:321
3063322910,3sleep130571-21ssh12:35:281
2613722870,10sleep119-21ksoftirqd/108:22:581
2089022870,6sleep2121rcu_preempt12:12:092
835822860,1sleep11785-21kworker/u8:511:43:371
835822860,1sleep11785-21kworker/u8:511:43:371
3080022860,1sleep227550-21kworker/u8:1111:20:192
3080022860,1sleep227550-21kworker/u8:1111:20:192
2261622860,4sleep222364-1kworker/u9:112:15:482
2126922860,5sleep121267-21ntpq09:35:301
2126922860,5sleep121267-21ntpq09:35:301
415322840,1sleep12046-21kworker/u8:608:55:161
415322840,1sleep12046-21kworker/u8:608:55:161
1116022840,2sleep111159-21ssh10:35:011
1116022840,2sleep111159-21ssh10:35:001
107722830,18sleep21072-21ssh11:25:292
3072022820,2sleep20-21swapper/212:35:342
1352322820,1sleep112664-21kworker/u8:210:40:151
1201422820,1sleep210751-21kworker/u8:710:35:292
2448422800,1sleep121154-21kworker/u8:411:05:161
3083622790,2sleep20-21swapper/208:35:392
3083622790,2sleep20-21swapper/208:35:392
2360822790,3sleep123596-21ntpq09:40:331
2713622780,3sleep123005-21kworker/u8:712:26:521
1826722780,1sleep216920-21kworker/u8:610:50:252
1826722780,1sleep216920-21kworker/u8:610:50:252
3207722770,1sleep132060-21kworker/u8:211:22:031
3207722770,1sleep132060-21kworker/u8:211:22:021
501422750,1sleep23795-21kworker/u8:310:15:282
1896822730,1sleep115038-21kworker/u8:109:30:291
164222730,2sleep10-21swapper/110:05:341
164222730,2sleep10-21swapper/110:05:331
366322720,2sleep10-21swapper/108:52:181
2058222720,2sleep111518-1kworker/u9:012:10:531
718922710,3sleep16162-21/usr/sbin/munin10:20:411
1435422710,2sleep10-21swapper/109:20:341
1258122710,2sleep10-21swapper/110:36:261
1062422710,1sleep27384-21kworker/u8:1110:30:402
1062422710,1sleep27384-21kworker/u8:1110:30:392
3225222700,2sleep20-21swapper/210:00:282
185922700,1sleep21133-21kworker/u8:1207:10:182
414422690,1sleep125442-21kworker/u8:611:33:321
2579422690,1sleep217525-21kworker/u8:009:45:282
333322680,1sleep22180-21kworker/u8:110:10:292
3038722680,2sleep2251ksoftirqd/209:55:332
1744722680,1sleep27995-21kworker/u8:1007:55:302
1684822680,2sleep116847-21ssh09:25:411
878522670,2sleep28783-21modprobe09:10:002
1847122670,1sleep26020-21kworker/u8:1612:06:342
171722670,2sleep20-21swapper/210:05:382
171722670,2sleep20-21swapper/210:05:382
1632722670,2sleep216312-21ssh10:45:342
2938822660,2sleep20-21swapper/212:32:402
2211622660,1sleep221151-21kworker/u8:011:00:072
2211622660,1sleep221151-21kworker/u8:011:00:062
1937322660,7sleep114806-1kworker/u9:310:54:111
1937322660,7sleep114806-1kworker/u9:310:54:111
1375822660,2sleep213757-21ssh11:55:352
2714122650,2sleep20-21swapper/208:25:292
2229422640,1sleep121197-21kworker/u8:308:10:331
2229422640,1sleep121197-21kworker/u8:308:10:331
1852222640,2sleep215038-21kworker/u8:109:30:162
1358422640,1sleep111158-21kworker/u8:507:45:201
1062222640,1sleep17995-21kworker/u8:1007:35:271
843922630,2sleep20-21swapper/211:44:062
843922630,2sleep20-21swapper/211:44:062
2122322630,3sleep221214-21ntpq09:35:272
2122322630,3sleep221214-21ntpq09:35:272
1617822630,1sleep112664-21kworker/u8:210:45:251
467422620,1sleep13795-21kworker/u8:310:15:181
2608122620,3sleep226082-21latency_hist11:10:012
732322610,1sleep131143-21kworker/u8:209:05:011
2658222610,3sleep126581-21df_inode11:10:201
220722610,2sleep20-21swapper/208:49:182
1901222610,1sleep117922-21kworker/u8:408:00:281
1208622610,1sleep27995-21kworker/u8:1007:40:222
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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