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2026-06-01 - 00:39
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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 10 highest latencies:
System rack3slot2.osadl.org (updated Sun May 31, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
374688899340310,20cyclictest29-21kswapd007:45:220
374688899334272,50cyclictest3785213-21ld09:26:130
374688899262223,27cyclictest3754969-31find07:37:310
379244322520,3sleep03792444-21cat09:51:200
374627522520,2sleep03746277-21swap07:06:010
377816722480,3chrt3778164-21ntpq09:00:530
374688899223192,19cyclictest3781772-21kworker/u2:009:36:220
374688899218188,19cyclictest3766954-21kworker/u2:208:31:240
377278822140,2sleep03772790-21mailstats08:41:170
378249122130,3sleep03782493-21grep09:16:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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