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2026-05-19 - 23:12
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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: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack7slot3.osadl.org (updated Tue May 19, 2026 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4052274319sleep4054-21unixbench_singl07:05:360
446499248223cyclictest15049-21wc10:15:050
446499247222cyclictest24007-21munin-run10:54:490
446499247215cyclictest13799-21munin-run10:09:580
446499245222cyclictest23641-21grep08:31:380
446499245188cyclictest4459-21cyclictest11:00:250
446499244216cyclictest2936-21netwatch09:22:230
446499244213cyclictest7992-21ssh12:05:570
446499244183cyclictest629-21munin-run11:35:020
446499243214cyclictest2869-21snmpd07:25:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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