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2026-04-16 - 23:19
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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 10 highest latencies:
System rack3slot2.osadl.org (updated Thu Apr 16, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
261687923050,2sleep02616880-21df07:05:130
262550022570,2chrt2625488-21ntpq07:35:340
264576122540,3chrt358-21snmpd08:48:060
262226422460,3chrt2622262-21sshd07:25:010
265093122440,3sleep02650933-21awk09:06:180
267412122400,3chrt2674120-21/usr/sbin/munin10:30:200
266689422370,3chrt1-21systemd10:05:030
262698122350,4chrt2626978-21ntpq07:40:350
270687422270,2sleep02706873-21sshd12:26:230
261808099184155,19cyclictest2678081-21kworker/u2:211:00:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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