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2026-06-22 - 17:48
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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 Mon Jun 22, 2026 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14766229218sleep14785-21latency_hist07:08:460
1480699269242cyclictest6875-21rm11:13:510
1480699263235cyclictest2935-21runrttasks12:04:370
1480699262232cyclictest17038-21diskmemload09:38:520
1480699260231cyclictest13054-21ntp_offset09:21:160
1480699252204cyclictest32332-21fschecks_time08:24:210
1480699252188cyclictest12470-21munin-run11:38:500
1480699251223cyclictest10722-21ping09:11:090
1480699250225cyclictest2980-21gmain10:39:070
1480699250187cyclictest7744-21ssh11:17:300
1480699249221cyclictest20017-21ntp_states12:11:000
1480699248222cyclictest13228-21ssh11:41:060
1480699248220cyclictest1088-21df10:49:030
1480699248165cyclictest2173-21grep08:34:210
1480699248151cyclictest10342-21df11:29:190
1480699247223cyclictest5127-21ssh11:05:320
1480699247221cyclictest15875-21munin-run11:53:440
1480699247213cyclictest23963-21latency_hist07:48:490
1480699245220cyclictest29829-21cat08:13:560
1480699245220cyclictest26043-21vmstat07:55:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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