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2026-05-04 - 09:04
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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 May 04, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2093999265240cyclictest14124-1kworker/0:1H00:09:340
2093999263235cyclictest3191-21munin-run22:26:220
2093999263234cyclictest20656-21munin-run21:26:140
2093999261235cyclictest4440-21munin-node0
2093999261233cyclictest3161-21chrt20:10:070
2093999260233cyclictest4521-21df22:31:280
2093999259194cyclictest20925-21cpu23:36:160
2093999258230cyclictest3013-21sendmail-mta19:09:200
209399925770cyclictest2726-21lxpanel23:58:000
209399925695cyclictest25801-21latency_hist23:56:380
2093999256230cyclictest25723-21cron21:46:010
209399925572cyclictest21369-21sh21:28:190
2093999255229cyclictest31048-21munin-node0
209399925497cyclictest9563-21processes20:37:290
2093999254228cyclictest30483-21tr19:47:160
2093999254226cyclictest23971-21ssh21:38:310
2093999254225cyclictest12012-21rm23:00:480
2093999254190cyclictest24468-21sh23:50:220
209399925395cyclictest18009-21sh21:15:300
2093999253189cyclictest28318-21cpu21:56:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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