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2026-05-26 - 04:04
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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 Tue May 26, 2026 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27385280121sleep27386-21cpu19:04:350
2847999280254cyclictest2642-21munin-node00:29:340
284799926490cyclictest32387-21ntp_states21:46:440
284799926175cyclictest28260-21munin-node0
2847999258102cyclictest9530-21runrttasks22:29:120
284799925792cyclictest7068-21netwatch22:18:010
2847999257132cyclictest8677-21latency_hist22:25:150
2847999254125cyclictest22649-21latency_hist21:04:480
2847999253124cyclictest16502-21cpu22:59:420
2847999252123cyclictest24345-21sh23:34:140
284799925186cyclictest19611-21netwatch23:12:570
2847999250123cyclictest26291-21sh23:41:540
2847999250114cyclictest29090-21ssh21:32:420
2847999250110cyclictest27608-21ssh21:26:110
2847999250103cyclictest30621-21df21:39:550
2847999249118cyclictest29719-21df19:14:470
2847999249113cyclictest17582-21ssh23:04:310
2847999249105cyclictest13104-21ssh22:44:500
2847999248124cyclictest15402-21df22:54:570
2847999248103cyclictest18494-21ssh23:08:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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