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2026-04-03 - 10:44
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack3slot2.osadl.org (updated Fri Apr 03, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19918422740,2sleep0199185-21gzip21:41:190
17964722490,3chrt179649-21processes20:31:140
24320922400,3sleep0243211-21awk00:20:490
23364022050,3sleep0233639-21/usr/sbin/munin23:45:290
20545322050,2sleep0205454-21grep22:05:060
20757121970,2sleep0207572-21cat22:11:170
24596521960,2sleep0245963-21ntp_kernel_pll_00:30:480
15664899185158,18cyclictest233706-21kworker/u2:200:00:360
15664899180150,19cyclictest217939-21kworker/u2:022:55:060
19296921780,4chrt192970-21latency_hist21:20:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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