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2026-03-29 - 10:03
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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 Sun Mar 29, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4368993575402,0cyclictest101rcuc/023:04:410
4368993175349,0cyclictest0-21swapper00:25:150
4368993079867,0cyclictest9-21ksoftirqd/023:59:130
43689928731795,0cyclictest0-21swapper00:29:150
4368992781488,0cyclictest23895-21cron19:59:060
4368992728170,0cyclictest30011-1kworker/0:2H23:24:050
4368992591549,0cyclictest27099-21seq21:39:060
4368992589280,0cyclictest30011-1kworker/0:2H23:39:060
4368992585630,0cyclictest20337-21cron19:49:060
4368992583689,0cyclictest9-21ksoftirqd/019:24:060
4368992556457,0cyclictest16331-21cron21:09:060
4368992546631,0cyclictest9-21ksoftirqd/023:29:060
4368992546442,0cyclictest9-21ksoftirqd/023:14:080
4368992518678,0cyclictest9-21ksoftirqd/020:04:060
4368992506289,0cyclictest27255-1kworker/0:0H19:29:060
4368992477566,0cyclictest9-21ksoftirqd/020:59:060
4368992449564,0cyclictest1595-21jbd2/hda3-822:49:050
4368992447630,0cyclictest10220-21latency_hist22:24:050
4368992399819,0cyclictest4365-21cyclictest22:59:060
4368992394583,0cyclictest1595-21jbd2/hda3-800:19:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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