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2026-04-20 - 18:15
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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 Apr 20, 2026 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20404249722sleep20405-21fschecks_time07:01:450
2134499257129cyclictest28749-21processes07:37:510
2134499257128cyclictest23463-21munin-run09:36:480
2134499255132cyclictest22415-21cron07:11:250
2134499255129cyclictest2834-21snmpd12:20:170
2134499255126cyclictest4136-21diskmemload10:28:140
2134499251127cyclictest1660-21tr12:28:320
2134499251125cyclictest8231-21gzip10:44:040
2134499251124cyclictest16454-21netwatch11:18:110
2134499250127cyclictest11662-21wc08:46:400
2134499250120cyclictest28661-21ping09:57:090
2134499250104cyclictest18885-21ssh09:17:460
2134499248115cyclictest492-21ssh10:13:530
2134499247119cyclictest30053-21uniq12:12:280
213449924678cyclictest13332-21ps08:52:530
2134499246121cyclictest27266-21munin-node0
2134499246115cyclictest11097-1kworker/0:2H09:15:450
2134499246111cyclictest7362-21rm10:41:220
2134499245121cyclictest29752-21cpu10:01:390
213449924480cyclictest25460-21sensors07:22:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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