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2026-06-23 - 13:04
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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 Tue Jun 23, 2026 00:45:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1785824450,2sleep117168-21kworker/u8:319:25:211
361223600,1sleep13062-21kworker/u8:020:20:201
484723490,2sleep10-21swapper/100:08:221
2160923490,2sleep20-21swapper/223:35:162
2160923490,2sleep20-21swapper/223:35:152
2539723360,1sleep215949-21kworker/u8:723:42:442
1283223360,3sleep10-21swapper/123:15:281
1283223360,3sleep10-21swapper/123:15:271
1191023260,2sleep30-21swapper/319:05:383
1500023250,1sleep214219-21kworker/u8:020:55:202
399023240,2sleep20-21swapper/222:55:422
1886323190,2sleep20-21swapper/219:25:552
2467923180,1sleep123112-21kworker/u8:422:30:281
2117123170,2sleep20-21swapper/222:23:312
2117123170,2sleep20-21swapper/222:23:302
485823160,6sleep1121rcu_preempt21:47:021
2244423160,1sleep120813-21kworker/u8:322:25:301
677823080,2sleep10-21swapper/100:11:471
1953623070,2sleep10-21swapper/122:20:151
1953623070,2sleep10-21swapper/122:20:151
3073323050,1sleep127478-21kworker/u8:323:55:131
1262123040,1sleep19446-21kworker/u8:022:05:161
2678823020,1sleep115949-21kworker/u8:723:45:281
1053523010,2sleep20-21swapper/220:40:322
1703522970,3sleep214219-21kworker/u8:021:00:342
3153522950,1sleep229782-21kworker/u8:623:55:342
2433022930,1sleep120560-21kworker/u8:1219:45:141
3221122910,1sleep230307-21kworker/u8:720:10:012
2036522910,1sleep119100-21kworker/u8:221:10:391
1495622910,2sleep10-21swapper/119:15:301
723222890,8sleep1121rcu_preempt20:30:341
1946422880,2sleep20-21swapper/219:30:162
1870222880,2sleep20-21swapper/223:29:282
320722870,2sleep20-21swapper/200:05:222
2704122870,2sleep10-21swapper/122:35:321
1608622860,2sleep20-21swapper/222:11:202
2329422840,1sleep122181-21kworker/u8:419:40:281
1728122840,2sleep213907-21kworker/u8:400:35:172
436622830,2sleep21148-21kworker/u8:1120:20:542
3247022830,1sleep130306-21kworker/u8:620:10:151
2238622830,2sleep20-21swapper/222:25:272
2865222820,1sleep220811-21kworker/u8:122:40:112
2462822820,2sleep224622-21ssh22:30:252
1796522820,1sleep113632-21kworker/u8:223:25:581
1936322810,2sleep20-21swapper/223:30:202
3118622800,1sleep221033-21kworker/u8:521:35:012
1399822800,2sleep113997-21find20:50:361
873022790,1sleep14481-21kworker/u8:2720:35:241
65022790,3sleep2651-21/usr/sbin/munin20:10:332
2307522790,10sleep119-21ksoftirqd/121:16:061
1274322790,1sleep110609-21kworker/u8:019:10:161
2453122780,2sleep124525-21ssh23:40:311
129922780,1sleep127478-21kworker/u8:300:00:331
2162322770,1sleep111300-21kworker/u8:123:35:201
2162322770,1sleep111300-21kworker/u8:123:35:191
1480222770,3sleep114800-21ssh23:20:181
1214522770,2sleep10-21swapper/120:45:341
1203822770,7sleep225-21ksoftirqd/220:45:272
826822760,1sleep16918-21kworker/u8:600:15:301
1051922760,2sleep10-21swapper/120:40:311
1460322750,2sleep228028-21kworker/2:119:15:182
1331322750,2sleep20-21swapper/200:25:372
1331322750,2sleep20-21swapper/200:25:362
2651522740,2sleep10-21swapper/121:25:101
2651522740,2sleep10-21swapper/121:25:101
180722740,3sleep11801-21ssh21:40:281
959722730,1sleep14324-21kworker/u8:1123:09:451
176322730,2sleep20-21swapper/200:00:492
1332022730,1sleep29446-21kworker/u8:022:05:382
2149522720,2sleep20-21swapper/219:35:232
920022700,1sleep232619-21kworker/u8:721:56:082
534822700,1sleep24480-21kworker/u8:2620:25:242
3144622700,1sleep130310-21kworker/u8:1020:05:291
2983322700,1sleep227109-21kworker/u8:120:00:322
1402622700,1sleep113903-21kworker/u8:100:27:251
1402622700,1sleep113903-21kworker/u8:100:27:251
724822690,2sleep10-21swapper/123:04:301
2817422690,1sleep127112-21kworker/u8:519:55:281
2069022690,3sleep118940-21kworker/u8:919:33:281
2024122690,2sleep10-21swapper/123:31:031
1173422690,1sleep110613-21kworker/u8:719:05:321
614922680,3sleep26148-21ssh00:10:362
2903122680,3sleep111300-21kworker/u8:123:50:281
196222680,2sleep10-21swapper/120:15:191
1034022680,1sleep127789-21kworker/u8:222:00:131
1859722670,2sleep10-21swapper/121:05:321
1474122670,2sleep10-21swapper/120:55:151
1379022670,2sleep20-21swapper/220:50:322
1065822670,1sleep29660-21kworker/u8:023:10:342
733222660,2sleep20-21swapper/220:30:392
41722660,1sleep132146-21kworker/u8:222:49:581
3011922660,2sleep130112-21ssh21:30:501
202522660,1sleep132354-21kworker/u8:622:51:321
3039022650,1sleep125447-21kworker/u8:022:43:511
2252722650,2sleep222521-21ssh21:15:262
1907422650,2sleep10-21swapper/100:39:391
1669222650,2sleep10-21swapper/100:34:081
1062722650,1sleep26917-21kworker/u8:500:20:292
917622640,1sleep232356-21kworker/u8:723:07:482
327022640,1sleep12033-21kworker/u8:922:55:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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