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2025-11-28 - 03:17
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack4slot3.osadl.org (updated Fri Nov 28, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11585211214,36sleep011627-21latency_hist21:23:080
17229910414,81cyclictest19677-21munin-node20:08:560
1648210417,18sleep01633-21ls19:13:080
12244210114,16sleep012245-21irqstats23:03:390
12147210114,74sleep012178-21munin-node19:43:470
23857210014,17sleep023859-21munin-node21:59:000
17229910020,71cyclictest7463-21munin-node22:48:440
912029914,16sleep09142-21switchtime19:33:580
2821529914,21sleep028219-21iostat20:33:360
1417929914,20sleep014191-21munin-node19:49:050
739829714,17sleep07442-21ps19:28:550
185929714,17sleep01895-21hostname20:53:200
2299029614,17sleep023047-21cpu20:18:200
1778929614,15sleep00-21swapper21:40:530
1722999620,67cyclictest2414-21munin-node22:33:340
1722999614,73cyclictest6813-21munin-node21:08:210
1589229614,16sleep015917-21sed21:34:110
1064829614,16sleep010692-21rt-features19:38:560
2949729514,15sleep029412-21munin-node20:38:200
187829514,16sleep01904-21ls22:33:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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