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2026-04-27 - 09:18
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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 Mon Apr 27, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74092319118sleep7413-21unixbench_singl19:02:050
783299272222cyclictest2834-21snmpd23:47:330
783299255223cyclictest7105-21munin-run23:36:390
783299254229cyclictest13759-21ntpq00:03:270
783299253224cyclictest13771-21df21:51:530
783299252224cyclictest20426-21ssh00:30:180
783299251220cyclictest8460-21sendmail_mailqu19:07:440
783299250224cyclictest26304-21diskmemload22:42:470
783299250222cyclictest7565-21df21:26:540
783299250187cyclictest9226-21sh23:43:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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