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2026-06-15 - 12:43
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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 15, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
153662119818sleep15365-21uniq19:04:110
1631299328305cyclictest9832sleep22:43:560
1631299265137cyclictest26353-21unixbench_singl19:50:590
1631299259139cyclictest18142-21apt-get19:16:280
1631299258130cyclictest21658-21latency_hist00:14:220
163129925796cyclictest27667-21netwatch19:58:030
1631299256130cyclictest22423-21uname19:34:510
1631299253126cyclictest29916-21runrttasks20:07:150
163129925252cyclictest12698-21ssh23:34:480
1631299251128cyclictest8850-21sensors20:55:500
163129924595cyclictest5658-21munin-run23:04:000
1631299242130cyclictest3202-21grep20:30:590
1631299240124cyclictest16821-21ssh21:30:560
1631299231206cyclictest16838-21ssh23:52:540
1631299230108cyclictest31522-21fw_packets20:14:390
1631299229199cyclictest2869-21snmpd21:18:520
1631299226200cyclictest5372-21ifplugd23:34:050
1631299224197cyclictest19765-21munin-node0
1631299224152cyclictest2186-21latency_hist20:29:130
1631299222197cyclictest22110-21munin-run21:54:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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