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2025-11-27 - 16:57
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack3slot2.osadl.org (updated Thu Nov 27, 2025 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
244174123090,3chrt2441737-21ntp_states09:41:380
248821322930,3chrt2488196-21ntpq12:00:550
243835422640,5chrt2438338-21ntpq09:31:410
241051822530,3chrt2410514-21ntpq07:56:050
240480622490,4chrt2404803-21ntpq07:35:480
247860422460,2sleep02478603-21systemctl11:31:510
246387322450,3sleep02463876-21sort10:46:580
242297222410,3chrt2422967-21ntpq08:40:420
244422822400,3chrt2444226-21ssh09:49:210
242249122400,4chrt2422489-21systemd-run08:40:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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