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2026-03-10 - 06:44
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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: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 20 highest latencies:
System rack8slot1.osadl.org (updated Tue Mar 10, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
389699461227,0cyclictest9-21ksoftirqd/023:05:430
3896993069605,0cyclictest0-21swapper23:25:080
38969929732231,0cyclictest9-21ksoftirqd/000:20:260
38969928552604,0cyclictest0-21swapper00:25:340
38969927801173,0cyclictest0-21swapper00:11:310
3896992437241,0cyclictest23949-1kworker/0:1H21:05:140
3896992418162,0cyclictest23949-1kworker/0:1H21:30:130
3896992334254,0cyclictest27145-1kworker/0:0H23:00:140
3896992308254,0cyclictest23949-1kworker/0:1H22:05:130
3896992304261,0cyclictest23949-1kworker/0:1H20:00:130
3896992303267,0cyclictest23949-1kworker/0:1H19:05:130
3896992301221,0cyclictest23949-1kworker/0:1H22:20:140
3896992282161,0cyclictest23949-1kworker/0:1H20:30:140
38969922512142,0cyclictest0-21swapper23:10:450
3896992246270,0cyclictest23949-1kworker/0:1H21:20:130
38969922442089,0cyclictest0-21swapper22:40:080
3896992239324,0cyclictest27145-1kworker/0:0H22:45:130
3896992133232,0cyclictest23949-1kworker/0:1H20:05:140
3896992090296,0cyclictest23949-1kworker/0:1H19:40:150
3896992072276,0cyclictest27145-1kworker/0:0H00:05:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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