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2026-03-26 - 14:55
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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 Mar 26, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
69626825060,2sleep0696269-21uname07:05:470
69709299293256,25cyclictest705289-31find07:38:270
69709299265236,19cyclictest29-21kswapd009:10:210
69709299259228,20cyclictest29-21kswapd007:45:210
77857422420,4chrt778572-21ntpq12:01:130
76300622420,3sleep0763007-21cat11:05:360
78827022380,2chrt788271-21ntpq12:36:040
74875122360,4chrt748749-21cat10:15:060
75359322260,4chrt753595-21sendmail_mailqu10:31:190
69709299226197,18cyclictest763991-21kworker/u2:011:20:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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