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2025-11-06 - 05:15
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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 Thu Nov 06, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
144359915515,43cyclictest22776-21ls22:57:570
144359915114,127cyclictest29486-21munin-node23:18:120
144359914914,125cyclictest28141-21kernelversion23:13:300
144359914914,124cyclictest26161-21hddtemp_smartct19:48:190
144359914814,124cyclictest15370-21munin-node22:33:400
144359914715,121cyclictest16074-21munin-node19:18:340
144359914613,123cyclictest26546-21latency23:08:310
144359914514,122cyclictest22878-21munin-node22:58:110
144359914513,123cyclictest26136-21runrttasks21:28:130
144359914314,119cyclictest19821-21fschecks_count22:48:210
144359914119,18cyclictest3217-21snmpd00:04:250
144359914014,116cyclictest3533-21runrttasks20:28:340
144359913915,49cyclictest8278-21wget22:13:090
144359913914,115cyclictest27879-21munin-node19:53:280
144359913914,115cyclictest19509-21aten_r4power_po21:08:110
144359913815,51cyclictest1619-21munin-node21:53:160
144359913815,48cyclictest3233-21wget20:18:070
144359913716,110cyclictest24397-21sshd00:42:360
144359913714,49cyclictest32546-21munin-node23:28:070
144359913714,113cyclictest3304-21munin-node21:58:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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