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2026-09-23 - 00:14
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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 Sep 22, 2026 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2836999243181cyclictest23836-21latency_hist09:06:520
2836999242178cyclictest25403-21ssh11:34:480
2836999238209cyclictest24292-21ssh09:08:210
2836999236207cyclictest11072-21grep08:11:150
2836999235210cyclictest11455-21ntpq08:12:070
2836999235167cyclictest2719-21lxpanel10:36:520
2836999234208cyclictest974-21sshd12:10:180
2836999234208cyclictest9122-21ssh10:22:450
2836999234172cyclictest4452-21irqstats07:41:540
2836999233208cyclictest2014-21munin-node0
2836999233207cyclictest30621-21ssh09:35:430
2836999232207cyclictest26675-21ssh09:18:240
2836999231211cyclictest7198-1kworker/0:1H12:26:300
2836999230207cyclictest31102-21ssh09:37:260
2836999230200cyclictest31155-21ssh12:00:090
2836999229166cyclictest29812-21ssh11:53:500
2836999228205cyclictest20054-21runrttasks11:11:290
2836999228203cyclictest6333-21memory12:32:470
2836999228199cyclictest28077-21df_inode11:46:460
2836999228168cyclictest17143-21ssh10:58:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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