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2026-04-02 - 08:02
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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 Apr 02, 2026 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22232120821sleep2225-21fschecks_time19:02:160
327899282211cyclictest20902-21df_inode22:37:380
327899271246cyclictest30359-21runrttasks21:06:440
327899270244cyclictest4542-21grep19:12:240
32789926988cyclictest462-21netwatch21:17:140
327899268243cyclictest14425-21runrttasks19:55:290
327899266237cyclictest13425-21cpu22:07:150
327899263238cyclictest5610-21grep23:43:450
327899263234cyclictest4016-21ifplugd23:32:110
32789926271cyclictest6654-21ssh23:48:010
32789926092cyclictest21259-21netwatch20:25:550
327899260234cyclictest28399-21ssh23:06:550
327899259227cyclictest13128-21unixbench_singl19:48:350
327899258233cyclictest15006-21uniq22:13:180
327899257232cyclictest26110-21chrt22:57:560
327899257228cyclictest2954-21netwatch21:23:370
327899257227cyclictest30858-21diskmemload23:16:470
327899257224cyclictest9765-21users19:33:460
32789925694cyclictest0-21swapper20:13:290
327899256231cyclictest16995-21munin-node0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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