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2026-08-10 - 08:16
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Mon Aug 10, 2026 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151152910,0ktimers/0184061sleep19:15:050
1514770,0ktimers/0149881sleep21:42:070
1514730,0ktimers/0236651sleep22:38:500
1514630,0ktimers/0135521sleep21:32:470
189479946287,0cyclictest4798-21cat20:49:260
1514620,0ktimers/054881sleep00:10:370
1514570,0ktimers/089161sleep00:31:260
1514570,0ktimers/0291091sleep23:15:010
189479944967,0cyclictest0-21swapper23:47:310
1514470,0ktimers/079531sleep00:25:280
1894799446100,0cyclictest21021-21sshd22:21:470
525504450,0irq/11-sym53c8x130250irq/15-NE200019:48:540
189479944235,0cyclictest28639-21ssh23:11:510
1514420,0ktimers/053841sleep20:50:480
1514410,0ktimers/0257741sleep22:53:430
189479943871,0cyclictest31312-21munin-run23:29:220
1514370,0ktimers/0187211sleep22:08:040
189479943588,0cyclictest287121chrt20:08:190
189479943575,0cyclictest3729-21runrttasks21:29:260
1514340,0ktimers/0325751sleep23:36:430
1894799432118,0cyclictest3376-21syslogd20:18:550
189479942868,0cyclictest27179-21ssh23:02:310
189479942671,0cyclictest26822-21latency_hist22:59:330
189479942591,0cyclictest6721-21sh00:18:580
189479942584,0cyclictest18945-21cyclictest19:29:530
189479942577,0cyclictest11054-21latency_hist00:44:250
189479942526,0cyclictest48-21kswapd023:58:590
1514250,0ktimers/0118941sleep00:48:570
189479942489,0cyclictest21506-21ssh22:25:000
189479942487,0cyclictest23848-21ls22:39:390
189479942436,0cyclictest20185-21munin-node21:11:150
189479942434,0cyclictest555-21chrt20:29:390
189479942136,0cyclictest7033-21chrt20:59:300
189479941795,0cyclictest25527-21cron19:54:140
189479941685,0cyclictest31083-21awk20:20:230
189479941629,0cyclictest14567-21ssh21:38:550
1514160,0ktimers/05511chrt23:39:450
189479941398,0cyclictest7171-21tr00:20:550
1894799413119,0cyclictest11230-21diskmemload23:59:440
189479941283,0cyclictest22635-21grep19:40:140
189479941097,0cyclictest0-21swapper19:55:120
189479941087,0cyclictest11224-21cron21:19:140
1514100,0ktimers/060971sleep20:55:040
189479940882,0cyclictest10116-21ssh00:39:260
189479940496,0cyclictest0-21swapper23:33:560
1894799404109,0cyclictest30380-21ssh23:24:150
189479940286,0cyclictest20686-21cron19:29:140
189479940128,0cyclictest5276-21munin-node00:09:290
1894799401113,0cyclictest0-21swapper19:35:020
189479940097,0cyclictest0-21swapper22:11:320
189479939995,0cyclictest0-21swapper21:50:560
189479939994,0cyclictest0-21swapper23:53:060
189479939988,0cyclictest19910-21chrt22:14:400
189479939896,0cyclictest0-21swapper21:58:150
189479939795,0cyclictest0-21swapper21:47:570
189479939787,0cyclictest8724-21wc21:05:560
189479939493,0cyclictest0-21swapper21:23:210
189479939485,0cyclictest27573-21mailstats23:04:570
189479939481,0cyclictest24701-21aten_r3power_vo22:45:500
189479939339,0cyclictest0-21swapper20:39:310
189479939276,0cyclictest17364-21munin-node22:00:050
1894799390113,0cyclictest0-21swapper20:28:550
189479938987,0cyclictest22352-21cut22:29:440
189479938730,0cyclictest19165-21sh19:19:450
189479938698,0cyclictest29436-21sshd20:11:460
189479938652,0cyclictest1571-21munin-node20:34:330
189479937590,0cyclictest0-21swapper19:59:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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