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2025-10-14 - 20:09
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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 Tue Oct 14, 2025 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7491268021sleep7492-21awk07:03:340
789099259230cyclictest8760-21sh11:55:370
789099254226cyclictest17242-21load10:09:140
789099252224cyclictest10204-21munin-node0
789099252220cyclictest14690-21ssh12:22:480
789099250223cyclictest28671-21ntp_states11:00:040
789099247216cyclictest10560-21grep09:39:150
789099246219cyclictest3101-21diskmemload10:20:430
789099246175cyclictest16331-21ssh12:29:150
789099245221cyclictest18306-21ls07:52:500
789099245166cyclictest6798-21latency_hist11:48:070
789099244213cyclictest2547-21Xorg12:08:120
789099243217cyclictest26250-21munin-run08:27:390
789099243215cyclictest14875-21ssh09:58:590
789099241214cyclictest16759-21cpuspeed10:07:560
789099241211cyclictest7713-21munin-run09:27:390
789099240213cyclictest3519-21ssh09:08:550
789099240211cyclictest24768-21sensors08:19:430
789099240208cyclictest32745-21ssh11:18:440
789099240177cyclictest2357-21rs:main0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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