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2025-10-13 - 12:37
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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 Mon Oct 13, 2025 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2223899247221cyclictest18976-21cut21:13:400
2223899247216cyclictest17432-21/usr/sbin/munin23:28:010
2223899246217cyclictest10803-21sort22:58:210
2223899246186cyclictest17459-21diskmemload23:44:590
2223899245217cyclictest26939-21ssh00:08:480
2223899244217cyclictest25225-21ssh00:01:260
2223899243219cyclictest23166-21munin-node0
2223899243217cyclictest30409-21diskmemload00:24:020
2223899243215cyclictest17828-21fschecks_time21:08:500
2223899242216cyclictest31787-21ssh00:29:530
2223899242212cyclictest16362-21runrttasks21:02:480
2223899241217cyclictest14855-21runrttasks23:15:460
2223899241214cyclictest23402-21rm21:32:430
2223899240213cyclictest31914-21ssh22:08:530
2223899240211cyclictest2720-21lxpanel00:36:190
2223899239210cyclictest18590-21sh23:32:440
2223899238213cyclictest5603-21sh22:34:570
2223899238213cyclictest31579-21cpu22:07:560
2223899238213cyclictest28813-21munin-run00:17:590
2223899238213cyclictest20636-21diskmemload21:20:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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