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2026-04-24 - 18:42
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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 Apr 24, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19416210914,38sleep019417-21sshd08:12:220
16809910524,71cyclictest20112-21munin-node11:33:230
802210314,22sleep0810-21munin-node12:13:340
7144210315,18sleep07190-21fschecks_time12:33:200
663210317,65sleep0664-21ntp_states07:13:300
3659210315,27sleep03379-21munin-node07:23:200
198329914,18sleep02009-21cut08:58:170
581729814,16sleep05820-21ntp_states10:48:410
2555129813,15sleep025563-21munin-node10:08:570
44102970,4sleep04409-21date10:43:520
2695729714,16sleep026971-21sensors10:13:480
1680999714,73cyclictest22936-21munin-node10:03:080
1182129714,16sleep011824-21df11:08:130
1680999615,71cyclictest6998-21seq09:13:200
1680999614,72cyclictest29490-21munin-node12:03:100
1546829615,17sleep015471-21ntp_states09:38:410
525929514,16sleep05262-21df09:08:130
3148029514,16sleep031542-21latency10:28:310
1716329515,16sleep017161-21ntp_states11:23:390
86129421,16sleep0881-21munin-node10:33:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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