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2026-03-19 - 18:31
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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 Thu Mar 19, 2026 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2200237820sleep2201-21netwatch07:05:030
244599262232cyclictest20715-21latency_hist10:43:200
24459926067cyclictest31093-21ssh09:13:220
244599258230cyclictest22910-21latency_hist10:53:110
244599256231cyclictest16297-21sh12:37:320
244599256226cyclictest29634-1diskmemload09:50:480
244599256226cyclictest25339-21cpu11:02:330
24459925571cyclictest11013-21sh12:15:360
244599253227cyclictest2352-21ssh09:28:450
244599252223cyclictest25812-21rm11:03:580
24459925150cyclictest6908-21kernelversion11:59:040
244599251224cyclictest2834-21snmpd09:03:120
244599251222cyclictest4550-21ssh11:49:280
244599251221cyclictest32484-21/usr/sbin/munin11:32:480
244599251221cyclictest2705-21ntpd09:39:390
244599251217cyclictest9562-21ssh12:09:310
24459925051cyclictest3884-21/usr/sbin/munin11:47:430
244599250220cyclictest18268-21fschecks_count10:33:220
24459924972cyclictest15464-21ssh10:22:020
244599249224cyclictest20834-21fschecks_count08:27:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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