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2026-08-15 - 18:48
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack7slot2.osadl.org (updated Sat Aug 15, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
152273699108100,5cyclictest1525236-21kworker/u4:7+events_unbound07:30:021
15227359910779,18cyclictest1618263-21kworker/u4:5+events_unbound11:40:540
152273699925,32cyclictest1735632-21ssh12:35:281
152273699902,49cyclictest1656504-21ssh11:05:351
1522736998775,9cyclictest1540734-21kworker/u4:14+events_unbound08:55:251
1522735998775,10cyclictest53-21kswapd009:55:340
1522735997627,21cyclictest1678486-21ntpq11:30:320
1522736997567,6cyclictest1540734-21kworker/u4:14+events_unbound08:40:221
1522735997563,9cyclictest1613734-21kworker/u4:1+events_unbound10:25:380
1522735997435,14cyclictest1537126-21apt-get08:05:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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