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2026-04-23 - 07:27
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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 rackbslot4.osadl.org (updated Thu Apr 23, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1863221060,5sleep218629-21timerwakeupswit23:19:552
1496499722,64cyclictest0-21swapper/222:27:252
1496499712,33cyclictest26209-21/usr/sbin/munin19:54:552
1496499712,33cyclictest26209-21/usr/sbin/munin19:54:552
1496499693,60cyclictest26401-21ssh21:23:132
1496499692,61cyclictest3753-21/usr/sbin/munin18:55:002
1496499692,61cyclictest12443-21unixbench_singl19:15:002
1496499685,55cyclictest0-21swapper/222:34:292
1496499682,60cyclictest1698-21ntpq20:49:512
14964996812,50cyclictest0-21swapper/218:39:552
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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