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2026-06-14 - 12:24
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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 Sun Jun 14, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
32591295619sleep32590-21wc19:04:410
76499266240cyclictest29601-21ssh23:33:210
7649926298cyclictest4487-21munin-node0
76499261126cyclictest23077-21latency_hist23:04:360
7649925976cyclictest2719-21lxpanel22:24:140
76499258231cyclictest10696-21diskmemload00:31:570
76499257237cyclictest80282sleep00:20:250
76499257109cyclictest20308-1kworker/0:2H00:06:020
7649925399cyclictest5372-21ifplugd21:24:010
7649925393cyclictest1428-21sh21:31:180
7649925294cyclictest8982-21latency_hist19:44:080
76499252227cyclictest4191-21runrttasks19:22:210
76499250120cyclictest6045-21ssh00:11:120
76499250107cyclictest17103-21ssh22:38:280
76499249118cyclictest11419-21ssh22:13:280
76499249103cyclictest2980-21gmain22:41:550
76499248122cyclictest26734-21ntp_states21:00:140
76499248121cyclictest10353-21cpu22:09:040
7649924799cyclictest19230-21chrt20:28:450
7649924787cyclictest15772-21runrttasks20:13:480
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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