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2025-12-18 - 14:27
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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 Dec 18, 2025 12:44:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
287415999279248,19cyclictest2880181-21kworker/u2:007:37:500
288274422350,4chrt2882743-21dpkg07:40:130
287415999229198,20cyclictest2962014-21kworker/u2:212:35:120
287415999225194,19cyclictest2874165-21kworker/u2:107:25:130
294428222240,4chrt2944283-21ls11:20:270
287415999224193,19cyclictest2880181-21kworker/u2:008:01:190
287415999222191,19cyclictest2952264-21kworker/u2:212:16:220
287415999220188,20cyclictest2960295-21kworker/u2:012:20:370
287415999217185,20cyclictest2880181-21kworker/u2:007:50:380
287415999216184,19cyclictest2947183-21kworker/u2:111:31:200
287415999214184,18cyclictest2898282-21kworker/u2:009:15:130
291637622130,2sleep02916379-21grep09:40:270
287415999211179,20cyclictest2911832-21kworker/u2:109:31:190
287415999209175,22cyclictest2880181-21kworker/u2:008:06:150
287415999204175,20cyclictest2880181-21kworker/u2:008:21:160
287415999204174,19cyclictest2952264-21kworker/u2:212:11:200
287415999204174,19cyclictest2935501-21kworker/u2:010:50:070
287415999204172,19cyclictest2871369-21kworker/u2:207:11:150
287415999203171,19cyclictest2935501-21kworker/u2:010:50:360
287415999202171,20cyclictest2917844-21kworker/u2:210:00:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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