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2025-11-20 - 14:18
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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 Nov 20, 2025 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
294427922990,3chrt2944281-21grep07:20:120
294005722900,2sleep02940060-21acpi07:05:110
298165622690,3sleep02981658-21grep09:30:120
302471522650,3sleep03024718-21wc11:40:100
297874622570,3sleep02978749-21sh09:20:420
303641422490,2sleep03036412-21apt12:15:120
296431722490,2chrt2964315-21ntpq08:31:040
299539922460,3chrt2995391-21ntpq10:11:040
295864622460,4chrt2958643-21ntpq08:10:470
294865422460,4chrt2948656-21sed07:35:270
301888622220,2sleep03018888-21mailstats11:21:520
299109422220,3chrt2991095-21sh09:57:560
297001122220,2sleep02970013-21grep08:51:170
298691922200,2sleep02986921-21cat09:45:370
294609522190,3sleep02946094-21sshd07:25:550
296556522080,3sleep02965566-21ntpq08:35:390
296175222080,2sleep02961754-21cat08:21:210
297705922010,3sleep02977061-21awk09:15:420
300363922000,2sleep03003640-21ld10:35:530
294132099194162,21cyclictest84-21jbd2/mmcblk0p2-11:05:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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