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2026-04-28 - 19:26
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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 Apr 28, 2026 00:45:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1480423670,2sleep10-21swapper/123:40:281
2163623410,2sleep10-21swapper/122:45:121
1740323400,2sleep10-21swapper/122:35:501
3240123370,4sleep131641-21kworker/u8:120:40:231
3240123370,4sleep131641-21kworker/u8:120:40:231
1609923370,2sleep20-21swapper/223:44:432
1050623340,6sleep1121rcu_preempt21:10:341
1498923330,2sleep10-21swapper/121:20:281
1691323180,2sleep20-21swapper/221:25:202
2981223120,2sleep10-21swapper/100:13:221
1893923120,5sleep1191ksoftirqd/123:50:171
1893923120,5sleep1191ksoftirqd/123:50:171
923523060,2sleep20-21swapper/222:19:232
2612723060,2sleep20-21swapper/200:05:192
391423050,2sleep20-21swapper/219:13:432
79423040,1sleep129928-21kworker/u8:1723:10:211
3166723040,2sleep10-21swapper/120:37:291
1218423040,1sleep110942-21kworker/u8:222:25:181
3255323010,2sleep20-21swapper/221:59:262
3255323010,2sleep20-21swapper/221:59:252
2906322990,2sleep20-21swapper/221:50:342
229522980,2sleep10-21swapper/119:09:081
1260522970,1sleep18797-21kworker/u8:123:35:331
1260522970,1sleep18797-21kworker/u8:123:35:331
2449322960,1sleep223066-21kworker/u8:421:40:292
2554122950,1sleep123066-21kworker/u8:421:43:331
48222940,2sleep10-21swapper/100:20:091
2992622930,2sleep120541-21kworker/u8:023:02:371
2672922870,2sleep20-21swapper/221:45:312
1132122860,1sleep28797-21kworker/u8:123:33:292
783322850,1sleep17099-21kworker/u8:1619:25:201
616422850,2sleep10-21swapper/119:20:171
3141722840,3sleep131416-21ntpq21:55:381
3141722840,3sleep131416-21ntpq21:55:381
1811722840,2sleep10-21swapper/121:26:311
1917522830,2sleep10-21swapper/122:40:171
797522810,1sleep16547-21kworker/u8:522:15:291
1980022810,2sleep219789-21ssh22:40:382
1171022810,1sleep18797-21kworker/u8:123:35:011
133522800,2sleep20-21swapper/219:05:232
1626922790,1sleep215174-21kworker/u8:919:50:292
1458922790,1sleep10-21swapper/119:45:261
592522770,2sleep20-21swapper/219:20:142
185322770,7sleep225-21ksoftirqd/220:45:192
2441522760,2sleep224407-21ssh00:00:442
1462022750,2sleep20-21swapper/221:20:162
542122740,1sleep22006-21kworker/u8:1122:10:202
542122740,1sleep22006-21kworker/u8:1122:10:202
323922740,3sleep12845-21/usr/sbin/munin23:15:231
3073422740,2sleep230733-21ssh23:05:142
3018622740,14sleep10-21swapper/120:34:191
2546722720,2sleep20-21swapper/222:53:012
2934822700,2sleep223483-21kworker/u8:320:30:222
762022690,3sleep20-21swapper/200:35:232
157322690,2sleep30-21swapper/319:05:283
1460722690,7sleep23779-1kworker/u9:019:45:272
1016722690,1sleep28838-21kworker/u8:022:20:252
571022680,1sleep231653-21kworker/u8:700:30:292
1257622680,3sleep112575-21memory21:15:251
1255822680,2sleep20-21swapper/223:35:302
1255822680,2sleep20-21swapper/223:35:302
1868722670,2sleep218006-1kworker/u9:022:40:012
1669322670,1sleep28799-21kworker/u8:623:45:192
798922660,1sleep16513-21kworker/u8:723:25:281
1972322660,2sleep20-21swapper/220:00:272
1475422660,1sleep113216-21kworker/u8:1322:30:281
3141822650,2sleep10-21swapper/123:05:341
342722640,2sleep20-21swapper/222:05:252
2622822640,2sleep20-21swapper/220:20:252
1271522640,2sleep212714-21ssh21:15:302
3106022630,2sleep131049-21ssh00:15:311
2905822620,1sleep218007-21kworker/u8:223:00:292
2734822620,1sleep113215-21kworker/u8:1222:56:131
2061922620,1sleep215793-21kworker/u8:521:31:442
1956322620,2sleep219559-21ssh23:50:392
1956322620,2sleep219559-21ssh23:50:392
885322610,2sleep20-21swapper/223:27:262
586822610,2sleep20-21swapper/223:20:352
248622610,2sleep10-21swapper/122:04:321
2105922610,2sleep10-21swapper/121:33:511
648922600,2sleep10-21swapper/123:21:591
3188822600,1sleep229365-21kworker/u8:300:17:252
2329622600,2sleep116798-21kworker/u8:620:10:391
2329622600,2sleep116798-21kworker/u8:620:10:391
2226522600,1sleep220779-21kworker/u8:021:35:332
1403022600,3sleep214006-21ssh22:30:022
1132822600,2sleep10-21swapper/119:35:251
874322590,2sleep13444-1kworker/u9:200:36:071
2239722590,2sleep20-21swapper/222:45:452
1526122590,3sleep20-21swapper/222:30:462
280922580,1sleep231653-21kworker/u8:700:25:022
2776822580,7sleep12449-21cyclictest00:09:241
2641522580,1sleep225107-21kworker/u8:422:55:182
2290422580,1sleep120779-21kworker/u8:021:36:501
122922580,2sleep20-21swapper/222:00:302
338722570,2sleep10-21swapper/119:10:371
324922570,1sleep231644-21kworker/u8:520:50:132
3124322570,2sleep20-21swapper/220:35:372
2173522570,1sleep120222-21kworker/u8:723:55:241
312722560,1sleep21884-21kworker/u8:223:15:202
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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