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2026-05-01 - 19:44
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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 May 01, 2026 12:45:20)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1887723830,6sleep218061-21kworker/u8:1207:20:212
1888423720,2sleep118052-1kworker/u9:107:20:251
692623600,3sleep16910-21ssh09:45:311
1769623590,4sleep213018-21kworker/u8:807:15:352
1374023580,2sleep111883-1kworker/u9:007:05:131
2720223550,10sleep119-21ksoftirqd/111:40:301
1698623480,1sleep119-21ksoftirqd/107:15:141
3021023420,1sleep126478-21kworker/u8:707:55:121
659223260,1sleep15666-21kworker/u8:008:20:321
1916223220,2sleep10-21swapper/110:13:021
1916223220,2sleep10-21swapper/110:13:011
1375623220,1sleep213020-21kworker/u8:1007:05:222
594523150,3sleep129340-1kworker/u9:009:44:441
1490723090,2sleep10-21swapper/110:04:261
43223060,2sleep10-21swapper/108:01:131
2600223050,2sleep220036-21kworker/u8:1507:40:322
1582523040,1sleep113787-21kworker/u8:312:25:411
2084923020,2sleep20-21swapper/207:25:252
2084923020,2sleep20-21swapper/207:25:252
2724622990,2sleep126480-21kworker/u8:907:45:231
974522980,1sleep2454-21kworker/u8:1308:30:252
220022960,1sleep218643-21kworker/u8:509:35:342
253622890,6sleep2121rcu_preempt10:47:242
1286122890,1sleep24802-21kworker/u8:1211:10:212
1513522880,2sleep215134-21ssh11:15:292
1484822880,2sleep10-21swapper/108:45:251
1430422880,2sleep20-21swapper/212:24:052
1953722870,1sleep20-21swapper/209:00:362
1093422860,2sleep1911-1kworker/u9:011:05:331
2529722850,1sleep123921-21kworker/u8:009:15:251
1595422850,1sleep111133-21kworker/u8:207:10:281
363722840,2sleep20-21swapper/210:50:172
3120822830,1sleep130284-21kworker/u8:810:40:111
3120822830,1sleep130284-21kworker/u8:810:40:111
545122820,1sleep14610-21kworker/u8:812:05:021
1728722820,7sleep2241rcuc/210:09:532
937022800,14sleep119-21ksoftirqd/112:12:141
1994422800,2sleep219940-21ssh12:35:272
468122790,2sleep24671-21ssh09:40:432
2050022780,8sleep215174-21cyclictest10:15:322
1821222780,2sleep20-21swapper/212:31:022
2925722770,1sleep226480-21kworker/u8:907:50:372
1639422770,1sleep113838-21kworker/u8:1608:50:231
2731422760,2sleep10-21swapper/110:30:311
1442522760,1sleep113789-21kworker/u8:512:24:411
750322750,1sleep1181rcuc/112:10:011
750322750,1sleep1181rcuc/112:10:001
3229422740,2sleep20-21swapper/209:30:302
3219522740,2sleep132187-21ssh09:30:261
2283622740,2sleep222007-21kworker/u8:1609:10:212
3061022730,2sleep10-21swapper/110:38:391
2549522720,2sleep123510-21kworker/u8:111:36:111
2549522720,2sleep123510-21kworker/u8:111:36:111
2021722720,2sleep120181-21ssh10:15:231
1801622720,1sleep113931-21kworker/u8:311:20:341
1638322720,1sleep114479-21kworker/u8:510:05:421
660522710,2sleep20-21swapper/208:20:322
267422700,2sleep20-21swapper/208:10:042
2089322700,2sleep220882-21apt-get09:05:172
1657122700,2sleep20-21swapper/208:50:332
2280422690,1sleep113931-21kworker/u8:311:30:491
3174322680,1sleep218734-21kworker/u8:411:50:322
2767222680,8sleep217020-1kworker/u9:109:20:252
1466322680,1sleep213839-21kworker/u8:1708:45:212
1317422680,2sleep113166-21ssh11:10:291
815622670,2sleep18140-1kworker/u9:111:00:221
2555622660,2sleep10-21swapper/110:26:171
105822660,2sleep10-21swapper/110:45:141
1597322650,2sleep20-21swapper/207:10:292
1544722650,3sleep113931-21kworker/u8:311:15:361
3185322640,1sleep231275-21kworker/u8:608:00:152
2840022640,1sleep20-21swapper/211:44:202
886922630,1sleep25344-21kworker/u8:309:50:192
2772422630,2sleep10-21swapper/109:20:291
2602922630,2sleep10-21swapper/107:40:351
235222630,2sleep22238-21kworker/u8:208:09:022
1982622630,1sleep118639-21kworker/u8:209:00:421
1052422630,2sleep19892-21kworker/u8:609:55:011
361922620,1sleep130294-21kworker/u8:2010:50:171
222922620,2sleep1431-1kworker/u9:109:35:361
1267622620,1sleep212181-21kworker/u8:1408:40:122
2994822610,2sleep20-21swapper/210:35:382
2762222610,1sleep226479-21kworker/u8:807:45:352
2158922610,1sleep213931-21kworker/u8:311:30:002
964022600,1sleep24610-21kworker/u8:812:13:322
694322600,2sleep222017-21kworker/2:209:45:332
3157722600,2sleep20-21swapper/210:40:212
3157722600,2sleep20-21swapper/210:40:212
3080522600,2sleep20-21swapper/207:55:282
2268422600,8sleep118052-1kworker/u9:107:30:311
1754122600,1sleep213838-21kworker/u8:1608:55:102
1184622600,2sleep20-21swapper/211:07:472
976922590,2sleep20-21swapper/211:04:452
3003522590,1sleep128498-21kworker/u8:009:25:311
2303622590,1sleep122007-21kworker/u8:1609:10:231
1796422590,2sleep217962-21ntpq11:20:312
277622580,1sleep127863-21kworker/u8:1811:59:201
2599222580,2sleep20-21swapper/211:38:392
2599222580,2sleep20-21swapper/211:38:382
2480722580,1sleep223921-21kworker/u8:009:15:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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