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2026-04-11 - 01:04
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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 Fri Apr 10, 2026 12:45:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3143323790,3sleep225-21ksoftirqd/209:40:132
37323730,2sleep10-21swapper/112:05:151
36523600,2sleep226519-1kworker/u9:012:05:122
819323360,2sleep30-21swapper/307:05:113
748423270,3sleep17480-21ssh12:20:211
1065023200,1sleep18773-21kworker/u8:2112:25:441
908523160,2sleep20-21swapper/212:23:152
1495823110,2sleep114951-21ssh12:35:341
1495823110,2sleep114951-21ssh12:35:341
3274123080,2sleep20-21swapper/208:16:272
3229923080,3sleep132298-21ssh12:04:471
1062423070,2sleep20-21swapper/207:10:342
448523050,2sleep24002-21apt-get08:30:192
1291323040,4sleep212909-21apt-get08:55:132
2367023030,1sleep222862-21kworker/u8:707:50:252
2297923030,2sleep10-21swapper/107:48:551
600022990,3sleep15941-21ssh12:15:421
1164422980,1sleep210547-21kworker/u8:1308:50:302
1164422980,1sleep210547-21kworker/u8:1308:50:292
1683622960,1sleep114445-21kworker/u8:1607:30:191
1168822950,1sleep110547-21kworker/u8:1308:50:331
1168822950,1sleep110547-21kworker/u8:1308:50:321
365922940,1sleep231927-21kworker/u8:711:00:382
365922940,1sleep231927-21kworker/u8:711:00:382
1352322940,2sleep10-21swapper/108:55:361
791922900,1sleep129650-21kworker/u8:111:10:221
641222870,2sleep20-21swapper/212:17:272
1976722860,1sleep115998-21kworker/u8:111:35:351
1331422850,3sleep20-21swapper/211:20:372
884622840,1sleep17652-21kworker/u8:507:05:331
1248522830,2sleep112483-21ssh12:30:221
649422820,1sleep231137-21kworker/u8:109:55:352
2898522820,1sleep220725-21kworker/u8:210:45:292
668922810,2sleep20-21swapper/208:35:292
2528722790,2sleep20-21swapper/209:25:282
1848222790,1sleep114045-21kworker/u8:1709:10:291
1530622780,3sleep20-21swapper/209:00:362
2522122770,2sleep10-21swapper/107:55:221
593722760,1sleep15645-21kworker/u8:208:35:001
2476722760,1sleep122859-21kworker/u8:407:55:011
115322760,2sleep231323-1kworker/u9:210:55:342
723422750,10sleep119-21ksoftirqd/109:57:281
1726622750,4sleep2251ksoftirqd/210:20:172
2677922740,1sleep113890-21kworker/u8:1110:40:301
2418522730,2sleep120367-21kworker/u8:711:45:281
1738822730,2sleep10-21swapper/110:20:201
1492222730,1sleep213358-21kworker/u8:112:35:302
1492222730,1sleep213358-21kworker/u8:112:35:302
118222730,2sleep11179-21ssh10:55:371
1899222720,2sleep10-21swapper/107:35:271
2712822700,3sleep1121rcu_preempt11:51:401
2123022700,1sleep213889-21kworker/u8:910:29:332
1880022700,3sleep218791-21munin-run11:35:002
1880022700,3sleep218791-21munin-run11:35:002
1484522700,1sleep213890-21kworker/u8:1110:15:142
1003922700,1sleep28777-21kworker/u8:2512:25:252
2143322690,6sleep219294-1kworker/u9:209:16:452
1066922690,1sleep18918-21kworker/u8:311:15:371
2074322680,3sleep120735-21ssh09:15:261
1034622680,2sleep10-21swapper/110:05:111
589422670,1sleep14364-21kworker/u8:011:05:311
3000922670,1sleep129650-21kworker/u8:110:48:221
2067622670,2sleep10-21swapper/107:40:291
1783122670,2sleep20-21swapper/209:10:132
1653022670,1sleep114436-21kworker/u8:707:30:021
824422660,1sleep26637-21kworker/u8:211:10:362
2427322650,2sleep224272-21ssh11:45:332
472022640,2sleep1191ksoftirqd/112:15:021
2716022640,2sleep20-21swapper/208:00:302
2636522640,2sleep10-21swapper/109:28:421
90522630,1sleep131137-21kworker/u8:109:44:451
488422630,1sleep219287-21kworker/u8:209:52:022
305722630,1sleep10-21swapper/111:00:251
305722630,1sleep10-21swapper/111:00:251
1570122630,4sleep113888-21kworker/u8:810:15:371
590922620,2sleep25900-21ssh11:05:322
2171122620,7sleep225-21ksoftirqd/207:45:132
1574822620,2sleep20-21swapper/211:26:242
1286122620,2sleep10-21swapper/107:17:401
1286122620,2sleep10-21swapper/107:17:401
1066222620,2sleep10-21swapper/107:10:361
842522610,2sleep20-21swapper/208:40:322
410222610,1sleep119287-21kworker/u8:209:50:251
3218822610,2sleep20-21swapper/212:04:142
2982322610,1sleep219293-21kworker/u8:809:35:292
2576122610,2sleep20-21swapper/210:39:382
2132822610,2sleep121325-21ssh11:40:151
195822610,1sleep219287-21kworker/u8:209:45:302
1868422610,5sleep2241rcuc/207:35:202
902622600,2sleep20-21swapper/210:00:422
2809222600,1sleep127219-21kworker/u8:411:55:091
1998022600,1sleep113890-21kworker/u8:1110:25:301
1672422600,1sleep10-21swapper/109:05:251
370622590,2sleep20-21swapper/208:26:282
3068322590,1sleep129530-21kworker/u8:208:10:321
2298722590,2sleep20-21swapper/209:20:232
2298722590,2sleep20-21swapper/209:20:222
1556722590,1sleep114044-21kworker/u8:1609:00:401
1098922590,2sleep20-21swapper/210:05:292
868022580,1sleep131137-21kworker/u8:110:00:301
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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