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2025-11-24 - 03:26
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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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack3slot2.osadl.org (updated Mon Nov 24, 2025 00:44:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
66702422540,4chrt667018-21munin-run00:10:070
59400822530,2chrt594007-21/usr/sbin/munin20:26:210
67242522490,2sleep0672426-21/usr/sbin/munin00:25:310
67561522460,2sleep0675616-21/usr/sbin/munin00:35:110
57225622430,2sleep0572258-21sort19:10:070
65212922390,3chrt652127-21ssh23:25:330
62981922320,3chrt629820-21ssh22:20:220
58199322210,3sleep0581994-21latency_hist19:45:070
59204622170,2sleep0592049-21cut20:20:270
61671022160,3sleep0616712-21collect221:41:470
66084322110,2sleep0660844-21rm23:50:460
64173322100,2sleep0641731-21df22:55:170
66250322050,2sleep0662504-21cat23:55:400
60580222030,2sleep0605803-21date21:10:120
64388122000,2sleep0643882-21sh23:01:140
62378322000,3sleep0623784-21timerandwakeup22:02:010
57216299199167,20cyclictest630743-21kworker/u2:322:26:400
57216299198163,22cyclictest664258-21ldconfig00:00:550
57216299196166,19cyclictest606838-21kworker/u2:321:21:340
57216299189159,19cyclictest648358-21kworker/u2:023:25:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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