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2025-12-26 - 17:18
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rackbslot2.osadl.org (updated Fri Dec 26, 2025 12:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10983292227198,19sleep20-21swapper/207:06:312
10984242223195,18sleep10-21swapper/107:07:431
10983932221192,19sleep00-21swapper/007:07:180
10982882221192,19sleep30-21swapper/307:06:013
1098765997157,2cyclictest1181737-21ThreadPoolForeg08:45:010
109877599611,59cyclictest1208835-21kworker/u8:2+efi_rts_wq10:06:333
109876599563,52cyclictest1208835-21kworker/u8:2+efi_rts_wq10:06:340
1098770995348,4cyclictest1229419-21kworker/u8:0+flush-179:010:30:261
1098775995047,2cyclictest1202749-21kworker/u8:4+flush-179:009:25:103
1098775995047,2cyclictest1137818-21kworker/u8:1+flush-179:008:00:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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