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2026-03-29 - 10:00
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rackbslot6.osadl.org (updated Sun Mar 29, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
155721850,5sleep1665199cyclictest01:26:431
235521640,4sleep1665199cyclictest00:22:151
1922821570,3sleep1665199cyclictest20:33:591
106891990,3ptp4l401ktimersoftd/320:07:543
106891840,1ptp4l401ktimersoftd/300:17:553
3952700,3sleep10-21swapper/123:14:221
176352670,4sleep2311rcuc/201:09:332
106891650,1ptp4l401ktimersoftd/322:04:163
664599591,25cyclictest31274-21/usr/sbin/munin00:19:340
149092570,5sleep0664599cyclictest01:07:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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