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2026-01-02 - 14:36
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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 Fri Jan 02, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1854528440,5sleep018544-21sendmail_mailqu07:06:370
194219915414,129cyclictest23485-21munin-node12:21:220
194219915314,100cyclictest6867-21munin-node09:51:130
194219915114,127cyclictest28604-21munin-node07:37:080
194219914815,123cyclictest3967-21seq09:41:330
194219914814,125cyclictest4302-21netstat11:21:390
194219914715,122cyclictest30584-21munin-node11:02:030
194219914714,123cyclictest31003-21chrt09:26:130
194219914714,122cyclictest24892-21munin-node12:26:130
194219914513,122cyclictest28101-21munin-node12:36:260
194219914414,120cyclictest16571-21munin-node08:41:200
194219914315,117cyclictest23393-21munin-node10:41:240
194219914215,118cyclictest3695-21runrttasks12:33:320
194219914114,117cyclictest8942-21missed_timers09:56:360
194219914015,116cyclictest3695-21runrttasks09:46:120
194219914014,117cyclictest20118-21fschecks_time10:31:240
194219914014,116cyclictest14940-21runrttasks10:16:130
194219913914,116cyclictest22023-21sshd10:36:400
194219913914,116cyclictest15005-21fschecks_count08:36:200
194219913815,90cyclictest19617-21munin-node08:51:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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