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2026-09-19 - 23:53
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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 20 highest latencies:
System rack7slot2.osadl.org (updated Sat Sep 19, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
203763599118109,7cyclictest2115877-21kworker/u4:35+events_unbound10:55:461
20376359910489,8cyclictest2115875-21kworker/u4:33+events_unbound10:05:391
20376359910296,4cyclictest2051647-21kworker/u4:10+events_unbound08:10:171
2037635999881,6cyclictest2041434-21kworker/u4:16+events_unbound07:29:591
2037635999789,6cyclictest2199893-21kworker/u4:4+events_unbound12:00:561
2037633999279,7cyclictest0-21swapper/009:00:260
2037635999168,13cyclictest2049080-21kworker/u4:5-xprtiod08:40:141
2037635998881,5cyclictest2151105-21kworker/u4:0+events_unbound10:45:461
2037635998777,8cyclictest2046539-21kworker/u4:2+events_unbound07:55:131
2037635998568,8cyclictest2177411-21kworker/u4:5+events_unbound11:34:451
2037635998175,5cyclictest2221835-21kworker/u4:9+events_unbound12:10:571
2037633997553,19cyclictest53-21kswapd011:45:140
2037635996861,5cyclictest2221835-21kworker/u4:9+events_unbound12:15:571
2037635996760,5cyclictest2037631-21cyclictest09:56:501
2037633996555,7cyclictest53-21kswapd010:00:130
2037633996554,8cyclictest2198364-21mailstats11:35:390
2037635996457,5cyclictest2003683-21kworker/u4:11+events_unbound08:15:161
2037635996456,6cyclictest2172064-21unixbench_singl11:05:401
2037635996456,6cyclictest2155591-21kworker/u4:10+events_unbound10:50:471
2037633996454,7cyclictest2027594-21kworker/u4:13+events_unbound07:14:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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