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2025-12-27 - 13:22
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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 Sat Dec 27, 2025 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1103799775,65cyclictest0-21swapper/322:40:043
1103799754,64cyclictest0-21swapper/322:47:443
1103799752,66cyclictest10521-21latency_hist23:02:153
1103799745,62cyclictest15530-21fschecks_time22:22:313
1103799732,64cyclictest638-21runrttasks23:14:123
1103799724,63cyclictest0-21swapper/323:19:363
1103799713,62cyclictest10913-21unixbench_singl23:47:453
1103799712,63cyclictest16543-21/usr/sbin/munin23:57:303
1103799708,56cyclictest0-21swapper/323:44:243
1103799706,59cyclictest15480-21grep23:07:453
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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