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2026-07-01 - 08:19
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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: 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 Wed Jul 01, 2026 00:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
44242198821sleep4426-21missed_timers19:03:540
518199272246cyclictest12482-21latency_hist00:24:120
518199269243cyclictest2365-21rs:main0
51819926879cyclictest9143-21ntpq21:45:410
518199267101cyclictest13918-21munin-node0
518199266239cyclictest6849-21sh21:35:390
518199265107cyclictest7913-21sh00:02:450
518199265106cyclictest1428-21perl23:34:410
518199263236cyclictest6071-21rm21:33:090
518199262231cyclictest22354-21netwatch22:44:200
518199261239cyclictest267502sleep23:03:400
518199258229cyclictest3582-1kworker/0:1H21:56:190
518199258110cyclictest5073-21interrupts23:49:540
51819925691cyclictest17396-21sendmail_mailst20:00:200
518199256104cyclictest2870-21sed21:19:100
518199255229cyclictest29394-21if_err_eth023:14:480
51819925492cyclictest9980-21fschecks_count19:28:580
518199254121cyclictest7480-21munin-node0
518199253111cyclictest12907-21munin-node0
518199252116cyclictest482-21date21:09:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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