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2026-06-10 - 11:12
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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 Wed Jun 10, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9499122610,2sleep094992-21grep23:15:140
7765222520,3chrt77653-21timerwakeupswit22:11:210
3281822410,3chrt32814-21ps19:31:150
5519822370,3chrt55196-21systemctl20:51:180
2845222190,4chrt28449-21ntpq19:15:430
7860422060,3chrt78605-21ld22:15:370
9819322010,3chrt98183-21ntpq23:25:530
10488921990,3chrt104887-21if_wlan023:50:230
2655699198167,20cyclictest68360-21kworker/u2:022:30:040
4378621970,2sleep043787-21ld20:10:450
7464121930,3sleep074643-21proc_pri22:01:150
2655699189159,20cyclictest111209-21kworker/u2:100:20:030
2655699189159,19cyclictest34008-21kworker/u2:219:50:030
4750621880,3sleep047508-21sort20:25:060
2655699186154,22cyclictest50251-21kworker/u2:220:40:060
2655699185154,19cyclictest56294-21kworker/u2:221:31:230
2655699184153,19cyclictest48845-21kworker/u2:020:45:060
5669421830,2sleep056697-21grep20:56:200
4100521810,4chrt41006-21ntpq20:00:430
5805221800,2sleep058053-21switchtime21:01:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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