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2026-05-06 - 02:19
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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 Tue May 05, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20556993276935,0cyclictest4450-21runrttasks07:01:530
20556992928765,0cyclictest21988-21mailstats08:36:570
20556992656650,0cyclictest9-21ksoftirqd/009:01:540
205569926252296,0cyclictest0-21swapper09:51:540
20556992607225,0cyclictest6372-1kworker/0:2H08:56:530
20556992577267,0cyclictest6372-1kworker/0:2H11:16:530
20556992552575,0cyclictest24666-21munin-node12:01:540
20556992514596,0cyclictest1595-21jbd2/hda3-812:11:560
20556992502630,0cyclictest9723-21cat09:36:530
20556992501748,0cyclictest4450-21runrttasks10:46:530
20556992499682,0cyclictest9-21ksoftirqd/010:41:530
20556992463593,0cyclictest6372-1kworker/0:2H10:26:540
20556992455691,0cyclictest19337-21cat11:46:530
20556992443238,0cyclictest6372-1kworker/0:2H10:01:530
20556992436281,0cyclictest6372-1kworker/0:2H08:06:530
20556992427663,0cyclictest9-21ksoftirqd/009:16:530
20556992395572,0cyclictest9-21ksoftirqd/007:51:570
20556992362594,0cyclictest19701-21cron10:16:530
20556992358262,0cyclictest6372-1kworker/0:2H08:01:540
20556992344710,0cyclictest9-21ksoftirqd/011:21:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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