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2026-05-21 - 02:24
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack3slot2.osadl.org (updated Thu May 21, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
284602022540,3chrt2846018-21memory22:15:270
288079122500,3chrt2880789-21proc_pri00:21:130
281384022390,3chrt2813838-21if_err_wlan020:20:220
288198722330,4chrt2881984-21ntpq00:25:370
279406999216185,19cyclictest2870130-21kworker/u2:100:11:160
283454622120,2sleep02834549-21latency_hist21:35:060
279406999209178,19cyclictest2826595-21kworker/u2:121:21:190
279406999207162,21cyclictest2818784-21md.daily20:37:090
279406999204173,19cyclictest2826595-21kworker/u2:121:15:060
279406999202172,18cyclictest2826595-21kworker/u2:121:16:190
279406999202171,19cyclictest2870130-21kworker/u2:100:00:060
279406999201170,19cyclictest2826595-21kworker/u2:121:50:070
279406999200170,19cyclictest2858677-21kworker/u2:123:06:170
279406999199168,19cyclictest2800707-21kworker/u2:020:10:080
279406999198169,19cyclictest2848438-21kworker/u2:122:35:120
279406999198167,19cyclictest2882896-21kworker/u2:100:31:200
279406999198167,19cyclictest2800707-21kworker/u2:019:50:060
279406999196165,19cyclictest2794574-21kworker/u2:219:20:080
279406999195164,19cyclictest2840514-21kworker/u2:221:56:170
279406999191160,20cyclictest2800707-21kworker/u2:019:50:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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