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2026-03-27 - 21:43
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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 rack7slot2.osadl.org (updated Fri Mar 27, 2026 12:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1968111998878,6cyclictest2087437-21kworker/u4:14+events_unbound11:00:030
1968112998137,28cyclictest2036557-21grep09:50:391
1968112998137,28cyclictest2036557-21grep09:50:391
1968111997960,16cyclictest53-21kswapd012:10:060
1968111997364,6cyclictest2069241-21kworker/u4:6+events_unbound10:29:590
1968112997138,30cyclictest2003535-21apt09:14:591
1968112997130,35cyclictest2140773-21kworker/u4:15-rpciod11:50:191
1968112997035,31cyclictest0-21swapper/109:55:161
1968112997035,31cyclictest0-21swapper/109:55:161
1968111997063,5cyclictest1977193-21kworker/u4:0+events_unbound08:44:480
1968112996937,28cyclictest2142900-21latency_hist11:50:011
1968111996961,6cyclictest2055530-21kworker/u4:18+events_unbound10:14:580
1968112996834,30cyclictest0-21swapper/109:25:381
1968112996736,28cyclictest1976824-21proc_pri07:40:371
1968111996756,8cyclictest2031195-21ssh09:45:200
1968112996633,31cyclictest2152723-21ssh12:00:261
1968112996631,33cyclictest2089049-21ssh10:50:021
1968112996534,28cyclictest2133979-21latency_hist11:40:011
1968112996532,30cyclictest2124920-21latency_hist11:30:001
1968111996551,10cyclictest1977202-21systemd07:44:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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