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2026-06-10 - 03:39
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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 Wed Jun 10, 2026 00:45:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
515723490,2sleep10-21swapper/121:10:271
1368723480,2sleep27169-1kworker/u9:022:40:192
1076923450,3sleep110752-21apt-get23:45:141
3237423360,2sleep10-21swapper/100:31:141
2105223230,1sleep119499-21kworker/u8:2022:55:301
2105223230,1sleep119499-21kworker/u8:2022:55:301
2366223220,2sleep20-21swapper/220:30:032
2366223220,2sleep20-21swapper/220:30:032
617823190,2sleep10-21swapper/122:24:001
617823190,2sleep10-21swapper/122:23:591
317623160,2sleep20-21swapper/221:05:222
1685023140,5sleep119-21ksoftirqd/123:57:501
820023090,3sleep20-21swapper/222:27:472
232323070,1sleep119-21ksoftirqd/119:25:261
586923060,6sleep2251ksoftirqd/221:11:412
1213823060,1sleep12376-21kworker/u8:821:25:361
2782123040,2sleep30-21swapper/319:05:183
244523010,1sleep20-21swapper/219:25:352
2341523010,1sleep221798-21kworker/u8:423:00:302
2269223010,2sleep222684-21ssh00:10:252
464522980,2sleep14637-21ssh23:30:361
464522980,2sleep14637-21ssh23:30:361
786722970,1sleep17865-21kworker/u8:222:26:131
2561322950,2sleep231630-21kworker/2:123:05:272
223722950,1sleep231477-21kworker/u8:421:00:412
2234122940,2sleep20-21swapper/222:59:292
2234122940,2sleep20-21swapper/222:59:282
2565022930,2sleep10-21swapper/123:05:311
54622900,7sleep119-21ksoftirqd/122:10:491
1824122890,3sleep118237-21ssh00:00:311
391922880,2sleep20-21swapper/219:30:262
318322870,1sleep228572-21kworker/u8:1322:15:442
2447922870,3sleep129014-21cyclictest20:30:391
2447922870,3sleep129014-21cyclictest20:30:391
2333322870,5sleep129014-21cyclictest23:00:241
2539522860,1sleep223988-21kworker/u8:1921:55:232
747722850,3sleep123139-1kworker/u9:221:15:301
850722840,1sleep14735-21kworker/u8:119:45:221
850722840,1sleep14735-21kworker/u8:119:45:221
2956922840,1sleep227976-21kworker/u8:400:25:322
1679022840,4sleep216792-21switchtime22:45:382
3261922830,7sleep119-21ksoftirqd/120:55:321
1144422810,1sleep29829-21kworker/u8:123:45:322
2947922800,2sleep20-21swapper/219:10:192
2571322800,1sleep123988-21kworker/u8:1921:55:351
2331422790,2sleep223310-21ssh21:50:252
2331422790,2sleep223310-21ssh21:50:242
1119222790,2sleep111191-21ssh22:35:141
1258822780,2sleep10-21swapper/119:55:291
1175522780,2sleep10-21swapper/119:55:011
1175522780,2sleep10-21swapper/119:55:011
2873822770,1sleep127118-21kworker/u8:2819:07:331
1975522770,6sleep129014-21cyclictest22:52:571
1975522770,6sleep129014-21cyclictest22:52:561
1569722770,1sleep213063-21kworker/u8:3020:05:232
988422760,3sleep19883-21ssh23:42:141
3247222760,2sleep132463-21ssh23:20:301
2781922760,2sleep127769-21ssh23:10:251
2075222760,2sleep220748-21ssh21:45:192
2063922760,2sleep20-21swapper/220:20:352
102922760,3sleep20-21swapper/223:23:252
804322750,1sleep14735-21kworker/u8:119:45:001
2865122750,1sleep126492-21kworker/u8:122:02:011
1112622750,2sleep211122-21ssh21:25:012
561322740,2sleep10-21swapper/119:35:311
561322740,2sleep10-21swapper/119:35:301
1661922740,1sleep116341-21kworker/u8:320:10:001
1467622740,1sleep14044-21kworker/u8:021:30:461
1604222730,2sleep214443-21kworker/u8:723:55:372
1416722730,6sleep27529-1kworker/u9:023:50:552
1416722730,6sleep27529-1kworker/u9:023:50:552
3269422720,1sleep231477-21kworker/u8:420:55:372
328522710,2sleep13225-21ssh00:40:031
328522710,2sleep13225-21ssh00:40:031
2731522710,2sleep20-21swapper/222:00:142
2575622710,2sleep10-21swapper/100:17:071
1368422710,3sleep113667-21ssh23:50:301
1368422710,3sleep113667-21ssh23:50:301
750822700,1sleep226396-21kworker/u8:823:36:482
3209922700,3sleep130316-21kworker/u8:2519:17:591
3053522700,1sleep123985-21kworker/u8:1222:05:501
3024122700,2sleep118180-1kworker/u9:223:15:361
1368222700,4sleep113673-21apt-get22:40:181
1279922700,1sleep210656-21kworker/u8:421:27:092
749122690,1sleep22376-21kworker/u8:821:15:322
68422690,2sleep20-21swapper/219:20:292
68422690,2sleep20-21swapper/219:20:292
443222690,2sleep20-21swapper/222:20:162
443222690,2sleep20-21swapper/222:20:152
2554422690,1sleep221327-21kworker/u8:1100:16:082
228722690,3sleep12281-21ssh23:25:251
391722680,2sleep23916-21ssh23:30:132
391722680,2sleep23916-21ssh23:30:132
3111822680,5sleep214605-21kworker/2:000:30:032
3059422680,1sleep221423-21kworker/u8:520:50:182
2605722680,1sleep224995-21kworker/u8:420:35:312
1657522680,1sleep22376-21kworker/u8:821:35:292
823322670,1sleep24735-21kworker/u8:119:45:012
2175922670,2sleep10-21swapper/121:46:381
1366322670,1sleep210656-21kworker/u8:421:30:102
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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