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2025-12-25 - 05:59
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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 Dec 25, 2025 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24702232114sleep24704-21sort19:05:280
2517099265200cyclictest26640-21sh21:36:400
2517099257230cyclictest31512-21sh00:08:220
2517099256231cyclictest18860-21runrttasks23:16:520
2517099256228cyclictest4181-21rm00:29:130
2517099254229cyclictest7789-21runrttasks22:32:040
2517099254224cyclictest32011-21latency_hist19:40:000
2517099254222cyclictest30880-21ssh21:54:210
2517099253230cyclictest24004-21awk21:26:130
2517099253225cyclictest1583-21memory22:06:470
2517099253222cyclictest9844-21cat20:24:550
2517099252222cyclictest23525-21munin-run21:24:520
2517099251226cyclictest29773-21sshd19:30:020
2517099251225cyclictest32652-21sh00:12:390
2517099251222cyclictest1894-21latency_hist00:20:350
251709925070cyclictest7909-21munin-node0
2517099250225cyclictest26702-21netwatch23:48:510
2517099250224cyclictest17950-21chrt23:13:120
2517099249225cyclictest23387-21sort23:35:410
2517099249225cyclictest20592-21munin-node0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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