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2026-09-15 - 06:14
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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 10 highest latencies:
System rack4slot3.osadl.org (updated Tue Sep 15, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1260429530,72sleep012605-21latencyplot19:32:530
126919915414,129cyclictest28118-21sendmail_mailtr20:18:560
126919915315,128cyclictest24091-21latency_hist21:47:540
126919915114,127cyclictest3386-21munin-node00:03:090
126919915014,126cyclictest10937-21seq00:25:380
126919914915,123cyclictest24230-21munin-node23:28:040
126919914715,124cyclictest24562-21munin-node21:48:200
126919914615,121cyclictest20231-21mailstats00:53:430
126919914614,123cyclictest11594-21cut00:28:150
126919914514,122cyclictest3568-21runrttasks20:57:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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