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2026-05-15 - 22:58
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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 May 15, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13273992906436,0cyclictest13374-21seq07:01:170
13273992675292,0cyclictest18381-1kworker/0:1H12:01:170
132739926571648,0cyclictest0-21swapper07:23:090
13273992540259,0cyclictest405-1kworker/0:0H10:01:180
13273992504698,0cyclictest23547-21munin-node10:36:190
13273992425365,0cyclictest405-1kworker/0:0H08:26:180
13273992378740,0cyclictest9738-21latency_hist09:56:190
13273992375179,0cyclictest405-1kworker/0:0H10:16:190
13273992345296,0cyclictest405-1kworker/0:0H07:41:190
13273992338730,0cyclictest9-21ksoftirqd/007:36:190
13273992313232,0cyclictest405-1kworker/0:0H09:11:220
13273992307247,0cyclictest405-1kworker/0:0H09:46:180
13273992300686,0cyclictest0-21swapper08:06:190
13273992293556,0cyclictest9-21ksoftirqd/009:26:180
13273992290286,0cyclictest405-1kworker/0:0H09:36:180
13273992284296,0cyclictest18381-1kworker/0:1H11:16:170
13273992283246,0cyclictest18381-1kworker/0:1H11:36:180
13273992249281,0cyclictest18381-1kworker/0:1H11:21:170
13273992248242,0cyclictest18381-1kworker/0:1H11:01:170
13273992231213,0cyclictest18381-1kworker/0:1H11:46:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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