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2026-04-23 - 21:04
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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 Thu Apr 23, 2026 12:45:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
985624570,1sleep231919-21kworker/u8:012:00:152
1453023550,1sleep113489-21kworker/u8:512:10:121
3017923180,2sleep10-21swapper/107:31:481
150723160,1sleep116894-21kworker/u8:2810:30:201
869623150,1sleep24892-21kworker/u8:1210:45:322
2171623120,2sleep10-21swapper/107:05:531
2171623120,2sleep10-21swapper/107:05:531
1130123120,1sleep1191ksoftirqd/108:15:171
703923110,3sleep17038-21ssh10:41:291
1982723090,1sleep118782-21kworker/u8:212:20:341
1982723090,1sleep118782-21kworker/u8:212:20:341
427323040,2sleep24271-21ssh10:35:352
2111123020,2sleep10-21swapper/108:45:081
2111123020,2sleep10-21swapper/108:45:071
730923010,2sleep27277-21ssh11:55:012
784322990,2sleep22774-21kworker/2:011:55:212
1939722950,6sleep2121rcu_preempt12:20:192
1939722950,6sleep2121rcu_preempt12:20:192
1225922950,4sleep112254-21munin-run10:55:001
1225922950,4sleep112254-21munin-run10:54:591
2813722940,2sleep10-21swapper/109:05:281
1311122920,2sleep20-21swapper/210:55:292
1311122920,2sleep20-21swapper/210:55:292
3036922910,2sleep227866-1kworker/u9:009:10:342
1224222910,6sleep122125-21cyclictest09:41:271
2845722880,2sleep20-21swapper/207:25:412
1316222870,1sleep19249-21kworker/u8:610:55:321
1316222870,1sleep19249-21kworker/u8:610:55:321
2422922840,2sleep10-21swapper/112:30:271
751922830,11sleep1121rcu_preempt09:31:361
3069922830,1sleep230184-21kworker/u8:307:35:142
3069922830,1sleep230184-21kworker/u8:307:35:142
246822820,2sleep230911-1kworker/u9:109:20:402
2163422810,2sleep10-21swapper/112:25:201
2660922790,2sleep10-21swapper/109:00:271
1814022790,1sleep114132-21kworker/u8:308:35:191
524122780,6sleep119-21ksoftirqd/110:38:481
2650422780,2sleep10-21swapper/112:35:261
1843922780,2sleep10-21swapper/109:55:301
1548122770,1sleep24884-21kworker/u8:311:00:322
2330822750,1sleep122302-21kworker/u8:008:50:261
1526622750,2sleep215261-21awk09:50:002
1526622750,2sleep215261-21awk09:49:592
544222740,2sleep1181rcuc/107:55:351
2804622730,2sleep20-21swapper/210:16:342
2306822730,2sleep10-21swapper/107:10:351
2306822730,2sleep10-21swapper/107:10:351
1986622730,1sleep119007-21kworker/u8:508:40:221
1624022730,1sleep17517-21kworker/u8:009:50:361
1624022730,1sleep17517-21kworker/u8:009:50:361
581122700,1sleep24892-21kworker/u8:1210:40:142
2356522700,1sleep120702-21kworker/u8:411:19:451
3129522690,2sleep10-21swapper/107:35:291
3129522690,2sleep10-21swapper/107:35:291
2040822690,1sleep118398-21kworker/u8:911:10:401
1824822690,1sleep215968-21kworker/u8:112:17:302
1779122690,1sleep19454-21kworker/u8:711:05:381
917122680,1sleep130915-21kworker/u8:809:35:311
3268222680,2sleep225-21ksoftirqd/211:40:002
2835122680,2sleep20-21swapper/209:05:332
2501722680,1sleep220702-21kworker/u8:411:20:422
2476222680,1sleep223386-21kworker/u8:507:15:362
2772622660,1sleep127618-21kworker/u8:1711:27:531
2772622660,1sleep127618-21kworker/u8:1711:27:531
2738222660,2sleep116894-21kworker/u8:2810:15:281
2494522660,2sleep224938-21ntpq08:55:272
2168722660,1sleep220197-21kworker/u8:1607:05:382
2168722660,1sleep220197-21kworker/u8:1607:05:382
2072022650,2sleep20-21swapper/211:12:022
970022640,1sleep230915-21kworker/u8:809:36:152
956222640,1sleep19247-21kworker/u8:410:47:531
586322640,1sleep11848-21kworker/u8:211:50:251
3239822640,2sleep20-21swapper/210:25:382
215222640,3sleep12141-21ssh09:20:261
1856222640,2sleep20-21swapper/211:07:342
112222640,2sleep22774-21kworker/2:011:40:292
112222640,2sleep22774-21kworker/2:011:40:282
686822630,1sleep230915-21kworker/u8:809:30:302
2298022630,1sleep220196-21kworker/u8:1407:10:322
2298022630,1sleep220196-21kworker/u8:1407:10:322
2133122630,2sleep3301rcuc/307:05:313
2133122630,2sleep3301rcuc/307:05:313
1975722630,1sleep219007-21kworker/u8:508:40:182
180222630,1sleep127617-21kworker/u8:1611:41:271
180222630,1sleep127617-21kworker/u8:1611:41:271
1395722630,2sleep113951-21ssh09:45:331
1395722630,2sleep113951-21ssh09:45:321
1369422630,2sleep20-21swapper/208:20:362
115322630,2sleep10-21swapper/107:43:251
2998122620,1sleep227615-21kworker/u8:1411:33:042
2998122620,1sleep227615-21kworker/u8:1411:33:042
2951722620,1sleep127611-21kworker/u8:911:30:421
2951722620,1sleep127611-21kworker/u8:911:30:421
259722620,1sleep216894-21kworker/u8:2810:32:022
217822620,2sleep20-21swapper/207:45:272
1137522620,2sleep10-21swapper/112:02:521
2486122610,6sleep224862-21sshd12:31:252
373422600,2sleep11849-21kworker/u8:311:45:391
2911022590,2sleep129095-21apt-get10:20:141
2630422590,1sleep220663-21kworker/u8:1309:00:202
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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