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2026-07-20 - 06:25
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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 Mon Jul 20, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
301248822650,4chrt3012487-21/usr/sbin/munin22:46:140
299003222650,3chrt2990029-21ntpq21:25:410
302991422640,3chrt3029909-21munin-run23:50:000
301892922570,3chrt3018930-21grep23:10:120
299840722560,3chrt2998404-21ntpq21:55:480
295383822530,2sleep02953840-21ntpq19:15:470
299295222330,3chrt2992953-21collect221:36:120
304119622300,2chrt3041197-21ld00:30:400
295192899215187,17cyclictest2960305-21kworker/u2:119:45:030
295192899207178,18cyclictest3005350-21kworker/u2:022:35:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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