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2026-09-17 - 10:36
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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 Sep 17, 2026 00:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
290212110915sleep29019-21grep19:02:040
2950599253225cyclictest16426-21ping20:28:230
2950599251224cyclictest9199-21chrt19:57:340
2950599251190cyclictest2290-21cpu00:11:190
2950599250222cyclictest22716-21irqstats23:17:430
2950599249219cyclictest8149-21runrttasks22:13:210
2950599249218cyclictest15801-21ssh22:47:200
2950599249185cyclictest4094-21munin-run21:56:160
2950599248224cyclictest17827-21df22:56:420
2950599248221cyclictest29037-21runrttasks23:46:140
2950599248219cyclictest2365-21rs:main0
2950599246221cyclictest18093-21tune2fs20:36:560
2950599245220cyclictest910-21rm00:04:520
2950599245219cyclictest15445-21munin-node0
2950599245218cyclictest25115-21ssh23:28:090
2950599244219cyclictest7198-1kworker/0:1H21:36:020
2950599243216cyclictest18979-21date23:01:400
2950599243214cyclictest19971-21munin-run23:06:090
2950599243183cyclictest28157-21ssh21:21:000
2950599243170cyclictest12309-21ssh22:32:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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