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2025-12-08 - 19:22
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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 Mon Dec 08, 2025 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
400779422730,3sleep04007795-21cat12:05:090
399713922700,2sleep03997140-21mailstats11:31:520
398983422580,3chrt3989836-21sh11:10:240
398303422540,3sleep03983033-21true10:50:020
397149922540,3sleep03971501-21wc10:15:080
395551222480,2sleep03955514-21ntpq09:25:450
397404322450,3sleep03974046-21tr10:21:580
391646399241210,19cyclictest3923443-21kworker/u2:007:36:280
393796422400,4chrt3937961-21ntpq08:25:330
396506522370,3chrt3965063-21df09:55:160
397172822350,3chrt3971721-21ssh10:15:290
400120122330,3chrt4001197-21systemd-run11:45:040
391646399222190,20cyclictest3923443-21kworker/u2:007:56:180
399248122190,4chrt3992482-21ssh11:17:540
401676122040,2sleep04016762-21cat12:31:230
400333622020,3sleep04003337-21ld11:50:430
397762621970,2sleep03977627-21ssh10:32:430
398008921960,3sleep03980090-21uname10:40:350
400999121930,4chrt4009992-21ld12:11:010
391646399190155,22cyclictest3985430-21ntpq10:56:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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