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2026-04-24 - 03:16
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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 Fri Apr 24, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17957267718sleep17956-21grep19:01:450
1880299281124cyclictest29140-21sh00:20:210
188029927176cyclictest5203-21ssh22:42:520
1880299263113cyclictest32501-21ssh00:33:330
188029926292cyclictest25842-21netwatch00:07:080
1880299259237cyclictest282242sleep22:05:370
1880299259130cyclictest30966-21runrttasks19:58:280
1880299257130cyclictest3837-21netwatch22:37:320
1880299256129cyclictest7859-21netwatch22:53:180
1880299256116cyclictest13540-21diskmemload23:17:370
1880299256111cyclictest31971-21munin-node0
1880299255129cyclictest30323-21ssh00:24:500
1880299255123cyclictest32685-21cat22:23:270
1880299253106cyclictest28917-21munin-run19:51:240
1880299251122cyclictest11143-21latency_hist23:06:550
188029925087cyclictest22377-21interrupts23:52:500
1880299250118cyclictest20816-21ssh23:47:000
1880299250108cyclictest15813-21munin-node0
1880299249122cyclictest2726-21lxpanel23:24:270
1880299248126cyclictest15012-21ssh21:12:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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