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2026-05-17 - 06:38
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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: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack7slot3.osadl.org (updated Sun May 17, 2026 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
46152114022sleep4617-21unixbench_singl19:05:380
503799266239cyclictest8150-21timerandwakeup19:21:470
503799265239cyclictest27746-21sh23:10:010
503799262235cyclictest8472-21netwatch00:06:370
503799259233cyclictest4930-21sh23:51:140
503799259107cyclictest1254-21chrt21:14:280
503799257232cyclictest2719-21lxpanel00:16:390
503799257230cyclictest11806-21kernelversion00:21:340
503799257230cyclictest1144-21munin-node0
503799257227cyclictest28934-21wc23:15:130
50379925691cyclictest3370-21runrttasks21:22:370
50379925465cyclictest15549-21entropy19:55:200
503799254105cyclictest5032-21cyclictest19:25:440
50379925349cyclictest8297-21wc21:44:550
503799253223cyclictest9782-21cpuspeed19:30:030
503799253123cyclictest2719-21lxpanel23:45:390
503799253101cyclictest11841-21df_inode22:00:260
503799252104cyclictest5598-21ntp_states19:11:120
503799251124cyclictest21956-21timerandwakeup20:21:520
503799250114cyclictest16262-21munin-node0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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