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2026-07-02 - 10:06
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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 Thu Jul 02, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
181872218023sleep18188-21fschecks_count19:03:360
1919699285124cyclictest2719-21lxpanel21:10:400
1919699266120cyclictest12815-21sh23:19:100
1919699258118cyclictest27855-21latency00:25:050
1919699256131cyclictest20325-21sh21:33:370
1919699255103cyclictest2979-21gvfsd-trash21:44:020
1919699254126cyclictest20089-21sh23:50:440
191969925389cyclictest4389-21diskmemload22:42:370
1919699251107cyclictest29096-21runrttasks22:10:050
1919699251107cyclictest18904-21ssh21:27:250
1919699250133cyclictest23925-21munin-node0
1919699250119cyclictest11344-21if_eth020:54:190
1919699250107cyclictest27365-21ssh22:03:160
1919699248123cyclictest21472-21sendmail19:18:220
191969924786cyclictest1133-21fschecks_count22:29:280
191969924779cyclictest27587-21if_eth019:44:120
1919699247112cyclictest3582-1kworker/0:1H21:34:550
1919699247110cyclictest29949-21if_err_eth000:34:460
191969924673cyclictest22646-21grep19:23:330
1919699246125cyclictest2719-21lxpanel20:35:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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