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2025-12-21 - 05:56
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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 Sat Dec 20, 2025 12:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19190562227198,20sleep20-21swapper/207:07:532
19190812226196,20sleep30-21swapper/307:08:103
19192102221192,20sleep10-21swapper/107:09:541
19192042218189,19sleep00-21swapper/007:09:490
1919366995954,3cyclictest2157565-21chrome11:45:012
191936699570,54cyclictest2001950-21cat08:45:022
1919366995451,2cyclictest2105323-21snmp_ryswitch2.10:45:022
1919366995451,2cyclictest2105323-21snmp_ryswitch2.10:45:022
1919366995349,3cyclictest1919258-21kworker/u8:0+flush-179:007:30:142
1919363995344,8cyclictest2126525-21latency_hist11:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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