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2026-07-10 - 00:59
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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 Thu Jul 09, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23034993143246,0cyclictest23137-21munin-node06:57:570
230349929541805,0cyclictest0-21swapper08:03:330
230349928401463,0cyclictest0-21swapper07:32:350
23034992612281,0cyclictest22149-1kworker/0:1H07:57:590
23034992584186,0cyclictest22149-1kworker/0:1H08:57:570
23034992476280,0cyclictest22149-1kworker/0:1H07:12:580
23034992408623,0cyclictest1595-21jbd2/hda3-810:42:570
23034992398289,0cyclictest22149-1kworker/0:1H10:32:580
23034992387635,0cyclictest9-21ksoftirqd/009:52:570
23034992370600,0cyclictest18771-21latency_hist11:22:580
23034992369744,0cyclictest9-21ksoftirqd/011:17:580
23034992354807,0cyclictest30213-21latency_hist10:22:580
23034992346281,0cyclictest22149-1kworker/0:1H12:12:580
23034992341704,0cyclictest9-21ksoftirqd/008:37:580
23034992339502,0cyclictest9-21ksoftirqd/009:37:580
23034992339300,0cyclictest22149-1kworker/0:1H07:52:570
23034992337670,0cyclictest9-21ksoftirqd/008:17:580
23034992335292,0cyclictest22149-1kworker/0:1H09:42:570
23034992327669,0cyclictest13017-21latency_hist09:32:580
23034992321335,0cyclictest22149-1kworker/0:1H07:17:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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