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2026-09-07 - 05:40
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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 Sep 07, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25021235119sleep25020-21wc19:06:310
2506199270126cyclictest26959-21sh21:34:500
2506199268123cyclictest25055-21cyclictest21:59:470
250619926675cyclictest28705-21fschecks_count19:22:010
2506199262131cyclictest20497-21munin-node0
2506199262109cyclictest31115-21if_eth019:32:160
2506199261128cyclictest25150-21forks21:27:270
2506199260110cyclictest27324-21runrttasks19:16:270
2506199259239cyclictest54932sleep20:01:510
2506199259129cyclictest2873-21runrttasks19:50:040
2506199258134cyclictest30921-21munin-run00:16:280
2506199257131cyclictest3030-21sh00:35:590
250619925694cyclictest12707-21sh22:55:090
2506199255125cyclictest24257-21kernelversion21:23:170
250619925352cyclictest20228-21munin-run21:06:370
2506199251130cyclictest28124-21chrt21:39:490
2506199251125cyclictest22919-21fschecks_time21:17:440
2506199251124cyclictest16317-21apt23:11:360
2506199251123cyclictest2001-21sh22:07:540
250619925077cyclictest30172-21ntp_kernel_err21:48:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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