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2026-05-20 - 02:03
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack4slot3.osadl.org (updated Wed May 20, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
258119910026,65cyclictest18004-21cpu22:15:520
258119910017,73cyclictest12089-21munin-node23:36:160
1867721000,4sleep018678-21cat20:36:320
25811999826,63cyclictest6668-21cpu21:40:510
25811999824,65cyclictest3568-21runrttasks00:19:290
25811999815,44cyclictest5290-21grep23:15:580
25811999810,77cyclictest3688-21munin-node23:10:590
25811999725,63cyclictest3568-21runrttasks22:56:130
25811999628,59cyclictest22030-21head20:46:340
25811999625,62cyclictest11058-21chrt21:53:460
25811999524,62cyclictest17734-21latency_hist20:35:380
25811999424,33cyclictest32089-21chrt21:19:010
25811999414,70cyclictest4621-21seq19:54:530
25811999413,72cyclictest11690-21if_err_eth020:16:040
25811999316,67cyclictest13024-21munin-node22:00:550
25811999314,70cyclictest30350-21seq22:52:230
25811999222,62cyclictest6768-21perl20:01:000
25811999222,48cyclictest15788-21sshd22:07:400
25811999215,67cyclictest1839-21runrttasks23:05:520
25811999115,67cyclictest32330-21aten_r4power_cu19:40:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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