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2026-06-22 - 04:43
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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 Mon Jun 22, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8624275522sleep8625-21netwatch19:06:070
887899275221cyclictest30079-21munin-node0
887899269244cyclictest5323-21diskmemload21:13:520
887899262236cyclictest23255-21ntp_states20:10:150
887899261236cyclictest8397-21runrttasks21:26:550
887899258232cyclictest4226-21df21:09:130
887899256233cyclictest10574-21cpuspeed23:58:580
88789925597cyclictest32044-21runrttasks20:49:150
887899255230cyclictest20312-21runrttasks19:58:270
887899255229cyclictest4777-21munin-run23:33:560
887899255229cyclictest15135-21diskmemload00:19:060
887899255225cyclictest13990-21df00:14:000
887899254229cyclictest28593-21sh20:34:100
88789925380cyclictest484-21grep23:14:490
887899253226cyclictest13411-21latency_hist21:49:190
88789925285cyclictest21238-21grep20:00:480
88789925271cyclictest17300-21sshd00:28:400
88789925175cyclictest9986-21/usr/sbin/munin19:13:470
887899251224cyclictest5373-21memory23:35:340
887899251223cyclictest31713-21fschecks_count23:09:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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