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2026-07-18 - 06:02
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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 20 highest latencies:
System rack7slot3.osadl.org (updated Sat Jul 18, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14311270212sleep14312-21missed_timers19:03:250
1506899262135cyclictest3117-21grep20:34:590
1506899251130cyclictest2365-21rs:main0
1506899248122cyclictest19587-21runrttasks19:27:330
150689924750cyclictest9580-21munin-node0
1506899233171cyclictest2980-21gmain23:02:060
1506899229202cyclictest29486-21ifplugd19:28:330
1506899228203cyclictest28181-21munin-node0
1506899226195cyclictest12576-21munin-run21:18:140
1506899226157cyclictest15548-21memory21:30:020
20624222517sleep20626-21sh21:51:410
26800222318sleep26796-21grep19:58:360
1506899221196cyclictest6502-21rm23:09:010
1506899221159cyclictest26930-21df_inode22:18:480
1506899221154cyclictest25756-21grep22:13:350
1506899221154cyclictest13074-21munin-node0
1506899220195cyclictest13008-21sshd21:19:200
1506899219195cyclictest5762-21ssh23:05:150
1506899219194cyclictest21975-21ssh00:18:070
1506899219191cyclictest2935-21runrttasks22:56:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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