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2026-08-28 - 15:44
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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: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 20 highest latencies:
System rack8slot1.osadl.org (updated Fri Aug 28, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14855993119806,0cyclictest2944-21sshd09:41:080
14855993033141,0cyclictest14951-21munin-node06:54:480
14855992527250,0cyclictest18911-1kworker/0:0H11:54:500
14855992349503,0cyclictest9-21ksoftirqd/011:34:500
14855992344692,0cyclictest9-21ksoftirqd/012:14:480
14855992331313,0cyclictest18911-1kworker/0:0H11:19:500
14855992324284,0cyclictest18911-1kworker/0:0H11:59:490
14855992308242,0cyclictest18911-1kworker/0:0H10:14:490
14855992307321,0cyclictest18911-1kworker/0:0H07:49:500
14855992304593,0cyclictest9-21ksoftirqd/007:29:510
14855992287555,0cyclictest9-21ksoftirqd/012:19:490
14855992277272,0cyclictest18911-1kworker/0:0H09:34:490
14855992270487,0cyclictest9-21ksoftirqd/008:39:490
14855992266241,0cyclictest18911-1kworker/0:0H07:54:490
14855992223289,0cyclictest18911-1kworker/0:0H10:49:480
14855992211665,0cyclictest9-21ksoftirqd/008:59:490
14855992210283,0cyclictest18911-1kworker/0:0H09:59:490
14855992206608,0cyclictest9-21ksoftirqd/010:59:500
14855992160284,0cyclictest18911-1kworker/0:0H08:29:490
14855992148535,0cyclictest9-21ksoftirqd/007:09:490
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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