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2026-04-27 - 08:30
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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 Mon Apr 27, 2026 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1720380999672,21cyclictest53-21kswapd000:05:100
1720380998072,6cyclictest1850143-21kworker/u4:13+events_unbound23:22:190
1720380997743,31cyclictest1884934-21kworker/u4:2-rpciod23:45:150
172038199753,20cyclictest1834866-21ssh22:45:151
1720380997466,6cyclictest1924150-21kworker/u4:0+events_unbound00:28:380
1720380997465,6cyclictest1893815-21kworker/u4:11+events_unbound23:52:150
1720380997426,8cyclictest0-21swapper/022:05:380
1720380997426,8cyclictest0-21swapper/022:05:380
172038099726,17cyclictest1726941-21modprobe19:35:000
1720380997226,43cyclictest0-21swapper/023:25:210
1720381997138,30cyclictest1874426-21fschecks_time23:30:191
1720380997163,6cyclictest1758203-21kworker/u4:4+events_unbound21:16:550
1720380997128,5cyclictest0-21swapper/022:30:030
1720381997035,32cyclictest1792368-21switchtime21:55:411
1720381997033,33cyclictest0-21swapper/100:10:231
1720381996944,23cyclictest1861317-21cut23:15:221
1720381996836,29cyclictest0-21swapper/119:55:021
1720381996833,31cyclictest0-21swapper/100:05:311
1720380996859,7cyclictest1742421-21kworker/u4:14+events_unbound21:21:570
1720380996836,5cyclictest1830910-21fschecks_time22:40:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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