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2026-06-20 - 06:23
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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 Sat Jun 20, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25323999826,63cyclictest22108-21latency_hist20:53:520
25323999815,73cyclictest13431-21munin-node23:44:420
25323999727,61cyclictest6227-21fschecks_count20:04:110
25323999614,72cyclictest597-21sshd23:05:070
25323999614,72cyclictest14935-21runrttasks22:09:400
25323999614,45cyclictest20225-21seq00:05:440
25323999614,14cyclictest0-21swapper00:20:200
25323999524,61cyclictest3568-21runrttasks22:24:000
25323999515,71cyclictest31346-21timerandwakeup00:39:460
25323999514,72cyclictest27598-21if_err_eth000:29:180
25323999514,70cyclictest22979-21munin-node20:54:410
621129415,16sleep06239-21df_inode21:44:060
3020429414,16sleep030205-21munin-node19:39:020
25323999422,63cyclictest21127-21latency22:29:230
25323999414,44cyclictest3568-21runrttasks00:51:100
25323999321,63cyclictest6731-21munin-node23:24:280
25323999319,64cyclictest28666-21munin-node21:14:370
25323999318,66cyclictest11044-21aten_r4power_en23:39:040
25323999314,70cyclictest9999-21processes21:54:370
25323999314,70cyclictest27645-21munin-node21:09:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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