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2025-05-09 - 10:20
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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 May 09, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
190028060,4sleep01899-21munin-node19:07:050
25829915314,43cyclictest7548-21munin-node19:26:370
25829915115,125cyclictest3568-21munin-node00:12:150
25829914615,121cyclictest2012-21ls00:07:200
25829914614,36cyclictest22319-21forks20:11:460
25829914613,123cyclictest29179-21missed_timers23:51:590
25829914515,119cyclictest6250-21fschecks_time21:01:470
25829914514,120cyclictest18943-21munin-node23:21:400
25829914316,56cyclictest6027-21munin-node00:21:560
25829914315,119cyclictest3533-21runrttasks21:59:250
25829914314,119cyclictest1071-21munin-node20:46:390
25829914214,35cyclictest9384-21wget00:31:430
25829914214,119cyclictest27348-21chrt23:46:480
25829914213,118cyclictest28607-21munin-node22:11:350
25829914015,114cyclictest15608-21munin-node19:52:100
25829914014,56cyclictest9775-21ntp_states19:32:070
25829913914,115cyclictest10741-21cut22:56:250
25829913816,48cyclictest15763-21wget21:31:380
25829913815,49cyclictest17325-21wget21:36:370
25829913815,47cyclictest15805-21wget23:11:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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