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2026-04-30 - 15:40
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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 Apr 30, 2026 12:45:20)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
912523420,3sleep19017-21ssh11:40:371
3115123230,8sleep125256-21kworker/u8:1612:30:221
2472623230,4sleep124682-21ssh12:15:351
254923190,2sleep210170-21kworker/2:209:05:292
2625523150,1sleep221532-21kworker/u8:908:35:412
3192623110,1sleep131205-21kworker/u8:1607:15:191
2970023110,21sleep10-21swapper/107:09:251
2464623070,2sleep10-21swapper/111:05:231
1419023070,2sleep20-21swapper/211:53:142
1063023070,2sleep10-21swapper/107:50:121
570823040,1sleep14523-21kworker/u8:1510:24:531
3148923030,2sleep20-21swapper/212:30:362
2502423010,2sleep225016-21awk08:35:002
2880022980,2sleep228790-21apt-get08:45:192
2880022980,2sleep228790-21apt-get08:45:192
674422970,2sleep20-21swapper/209:15:352
674422970,2sleep20-21swapper/209:15:352
2971622970,1sleep128267-21kworker/u8:211:15:251
2756422910,2sleep20-21swapper/211:10:352
1689622910,3sleep216893-21awk12:00:002
1688622900,1sleep213602-21kworker/u8:008:10:002
1252522900,1sleep110160-21kworker/u8:1107:55:191
266522890,2sleep10-21swapper/110:19:111
1560722890,1sleep114983-21kworker/u8:508:05:171
82522880,1sleep232124-21kworker/u8:212:35:182
2464922880,6sleep2121rcu_preempt11:05:242
2097922880,2sleep20-21swapper/209:46:512
1815422870,1sleep19905-21kworker/u8:010:50:271
1527922850,2sleep10-21swapper/108:05:001
1527922850,2sleep10-21swapper/108:05:001
912622810,2sleep29120-21ssh09:20:372
2946722800,2sleep10-21swapper/108:45:421
2946722800,2sleep10-21swapper/108:45:411
2152022790,2sleep10-21swapper/110:58:301
1460322790,2sleep10-21swapper/111:55:001
965722780,1sleep16888-21kworker/u8:207:45:311
641522750,1sleep1560-21kworker/u8:107:35:341
641522750,1sleep1560-21kworker/u8:107:35:331
145222750,4sleep225-21ksoftirqd/207:20:262
922222740,2sleep10-21swapper/110:30:361
571322740,2sleep25712-21ssh10:24:542
1558122740,2sleep215579-21ssh10:45:212
769722730,2sleep20-21swapper/211:39:272
769722730,2sleep20-21swapper/211:39:262
651822730,3sleep16508-21ssh11:35:351
651822730,3sleep16508-21ssh11:35:351
433222730,2sleep13100-1kworker/u9:109:10:351
2273422730,2sleep221160-21kworker/u8:311:00:292
2273422730,2sleep221160-21kworker/u8:311:00:282
2609922720,1sleep116482-21kworker/u8:609:59:441
2278522720,2sleep10-21swapper/111:00:311
2278522720,2sleep10-21swapper/111:00:311
1328422720,2sleep225-21ksoftirqd/210:40:192
1328422720,2sleep225-21ksoftirqd/210:40:182
1101522720,3sleep111014-21diskstats10:35:181
2051922710,1sleep218234-21kworker/u8:208:20:172
2051922710,1sleep218234-21kworker/u8:208:20:162
1716522710,2sleep10-21swapper/112:00:161
1097322710,1sleep29456-21kworker/u8:211:45:292
680222700,3sleep15750-1kworker/u9:209:15:381
680222700,3sleep15750-1kworker/u9:209:15:381
2095722700,1sleep118234-21kworker/u8:208:20:271
2095722700,1sleep118234-21kworker/u8:208:20:271
1112422700,1sleep210160-21kworker/u8:1107:50:252
3264122690,2sleep10-21swapper/111:21:161
3127822680,2sleep10-21swapper/110:10:221
2326522680,3sleep121532-21kworker/u8:908:28:451
3056722660,2sleep10-21swapper/108:51:491
2787322660,1sleep225253-21kworker/u8:1312:23:172
2732222650,2sleep20-21swapper/210:00:382
190722650,1sleep1419-21kworker/u8:611:25:261
1873622650,2sleep20-21swapper/208:15:152
2862022640,2sleep10-21swapper/112:25:161
2626422640,1sleep125253-21kworker/u8:1312:20:131
1575022640,2sleep20-21swapper/209:35:292
601822630,1sleep14523-21kworker/u8:1510:25:131
3231822630,2sleep232317-21ntpq07:15:322
2988822630,1sleep216483-21kworker/u8:810:06:002
2192922630,1sleep218790-21kworker/u8:109:50:122
1855322630,2sleep10-21swapper/108:15:021
1823622630,1sleep29905-21kworker/u8:010:50:312
960622620,2sleep20-21swapper/207:45:272
741522620,2sleep20-21swapper/210:26:112
3063122620,1sleep127731-21kworker/u8:110:09:411
84722610,1sleep232198-21kworker/u8:109:00:252
307922610,1sleep22024-21kworker/u8:807:25:262
3069522610,1sleep126376-21kworker/u8:207:10:321
2850922610,1sleep225256-21kworker/u8:1612:25:132
2753622610,2sleep10-21swapper/111:10:341
2747622610,2sleep20-21swapper/208:40:232
94822600,4sleep128653-1kworker/u9:112:35:221
382322600,1sleep2421-21kworker/u8:911:30:172
382322600,1sleep2421-21kworker/u8:911:30:172
2475522600,1sleep216482-21kworker/u8:609:55:272
2463322600,2sleep214092-21kworker/2:212:15:332
2416522600,1sleep119-21ksoftirqd/108:30:261
1710122600,2sleep10-21swapper/109:39:581
1549522600,2sleep10-21swapper/111:55:331
1359922600,2sleep10-21swapper/109:30:331
740622590,1sleep12022-21kworker/u8:607:40:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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