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2026-06-24 - 11:10
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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 Jun 24, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3170527360,4sleep031706-21sed19:19:400
15602210414,77sleep015613-21idleruntime21:49:500
23899210214,75sleep023337-21munin-node22:14:550
602629913,16sleep06048-21if_err_eth000:39:430
424999915,74cyclictest567-21wget19:24:280
1392929914,16sleep013944-21iostat20:04:420
1843529813,17sleep018486-21aten_r4power_vo20:19:280
579529714,16sleep05821-21cut22:59:370
3199529714,15sleep031997-21ntp_states20:59:570
2017429713,15sleep020226-21aten_r4power_en23:44:270
424999615,72cyclictest7603-21if_eth023:04:440
424999614,72cyclictest4522-21needreboot22:54:540
424999514,72cyclictest7313-21cut00:44:290
424999514,72cyclictest26704-21cpu22:24:280
1721729514,15sleep017219-21sshd20:14:550
1520229514,15sleep015215-21latency_hist23:29:180
424999415,69cyclictest3730-21wc19:34:170
424999414,70cyclictest25068-21aten_r4power_en23:59:290
424999413,71cyclictest14295-21munin-node21:45:030
2538129414,16sleep025385-21iostat22:19:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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