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2025-12-30 - 08:10
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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 Tue Dec 30, 2025 00:45:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
811323830,1sleep23909-21kworker/u8:120:10:162
1617123830,2sleep30-21swapper/319:05:193
1617123830,2sleep30-21swapper/319:05:193
1269823360,4sleep225-21ksoftirqd/221:38:132
2412123310,1sleep116598-21kworker/u8:700:06:311
1912123200,2sleep20-21swapper/219:11:132
3241923160,6sleep126292-21kworker/u8:1423:20:221
2252623110,2sleep10-21swapper/120:48:271
123123110,2sleep11230-21ssh22:20:181
179023070,1sleep131954-21kworker/u8:021:15:441
2977123050,2sleep10-21swapper/121:06:321
2211223040,1sleep218449-21kworker/u8:123:00:252
1675923030,3sleep116758-21ssh22:50:061
2807323020,16sleep10-21swapper/121:03:101
1236223020,1sleep1302-21kworker/u8:622:40:291
1236223020,1sleep1302-21kworker/u8:622:40:291
2055323010,2sleep10-21swapper/120:41:431
2534822970,2sleep10-21swapper/119:30:021
1993022970,2sleep10-21swapper/122:55:241
983722920,1sleep15474-21kworker/u8:722:35:301
983722920,1sleep15474-21kworker/u8:722:35:301
2081722910,2sleep20-21swapper/222:56:382
398722890,1sleep2302-21kworker/u8:622:25:222
2098822890,2sleep10-21swapper/100:00:321
92922880,3sleep2927-21sh00:25:252
2561522880,1sleep224204-21kworker/u8:620:55:342
2137722880,1sleep2241rcuc/200:00:412
1618722880,4sleep23061kworker/u9:222:48:342
1561522880,1sleep131956-21kworker/u8:121:45:001
2186622870,1sleep220596-21kworker/u8:620:45:292
2570922860,1sleep124940-21kworker/u8:1519:30:151
3040722850,2sleep213302-21kworker/2:223:15:292
2000322810,1sleep218714-21kworker/u8:320:40:282
1773022810,2sleep217722-21ssh22:50:342
709822800,2sleep26910-21ssh22:30:252
2785822800,1sleep117439-21kworker/u8:1922:08:121
1988622800,2sleep20-21swapper/221:51:202
638422780,2sleep20-21swapper/200:35:382
3127122770,2sleep20-21swapper/222:15:172
3127122770,2sleep20-21swapper/222:15:172
1732522770,17sleep10-21swapper/119:06:581
1732522770,17sleep10-21swapper/119:06:581
3165522760,2sleep10-21swapper/121:10:421
2385222760,1sleep123762-21kworker/u8:023:03:021
490922750,2sleep14907-21ssh22:25:411
3080522750,2sleep230771-21ssh22:15:002
3080522750,2sleep230771-21ssh22:14:592
2518422750,1sleep114241-21kworker/u8:100:10:161
2429622750,1sleep124204-21kworker/u8:620:52:321
3240622740,1sleep127657-21kworker/u8:922:15:561
3240622740,1sleep127657-21kworker/u8:922:15:551
1102622740,7sleep111027-21/usr/sbin/munin23:40:461
433922730,2sleep10-21swapper/100:31:191
433922730,2sleep10-21swapper/100:31:191
3053122730,2sleep10-21swapper/123:15:361
2303322730,1sleep121306-21kworker/u8:419:20:451
2968922720,2sleep119-21ksoftirqd/100:19:021
928722710,2sleep15039-1kworker/u9:223:39:001
928722710,2sleep15039-1kworker/u9:223:39:001
90822710,1sleep130752-21kworker/u8:519:50:181
3103422710,1sleep126805-21kworker/u8:000:20:301
1431022710,1sleep22124-21kworker/u8:721:40:352
395722700,2sleep23943-21ssh21:20:322
320122700,1sleep226069-21kworker/u8:223:25:342
1737522700,2sleep117376-21latency_hist23:55:011
1633122700,2sleep215027-21kworker/u8:1820:30:262
3275022690,2sleep10-21swapper/100:25:121
2838122690,3sleep2241rcuc/223:10:422
2796122690,2sleep28135-1kworker/u9:000:15:202
568522680,1sleep128616-21kworker/u8:1523:30:351
568522680,1sleep128616-21kworker/u8:1523:30:351
3061022680,2sleep20-21swapper/221:10:182
2265022680,2sleep222649-21ssh00:05:152
1300322680,2sleep20-21swapper/222:41:302
1300322680,2sleep20-21swapper/222:41:292
2373222670,1sleep220599-21kworker/u8:920:50:332
1631522670,2sleep10-21swapper/120:30:251
2641922660,1sleep126071-21kworker/u8:523:08:161
3167922650,1sleep2121rcu_preempt00:21:282
194722650,2sleep20-21swapper/223:24:542
2550622630,9sleep225-21ksoftirqd/222:03:582
1795522630,2sleep117954-21irqstats20:35:251
510922620,2sleep20-21swapper/200:34:502
510922620,2sleep20-21swapper/200:34:502
415622620,2sleep126292-21kworker/u8:1423:28:301
2710522620,1sleep214241-21kworker/u8:100:13:352
2262622620,2sleep20-21swapper/219:20:342
1839722620,1sleep216598-21kworker/u8:723:55:302
1839722620,1sleep216598-21kworker/u8:723:55:302
1450922620,1sleep225-21ksoftirqd/220:25:332
1336022620,2sleep213354-21ssh23:45:292
1055422620,1sleep28943-21kworker/u8:623:40:302
991622610,2sleep20-21swapper/221:32:582
751222610,1sleep22125-21kworker/u8:821:28:312
3037622610,2sleep124938-21kworker/u8:1319:40:381
3037622610,2sleep124938-21kworker/u8:1319:40:371
2081222610,2sleep119203-1kworker/u9:219:15:421
2798322600,1sleep126289-21kworker/u8:1123:10:331
227122600,2sleep20-21swapper/221:17:472
557022590,1sleep228616-21kworker/u8:1523:30:282
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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