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2026-03-16 - 11:38
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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 20 highest latencies:
System rack3slot2.osadl.org (updated Mon Mar 16, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
400392122940,3sleep04003922-21if_eth023:35:250
400141422760,4chrt4001411-21ntpq23:25:500
392984999275243,19cyclictest29-21kswapd000:35:220
400040822530,3sleep04000406-21uptime23:21:210
398613222520,3chrt3986129-21ntpq22:30:560
397674222520,2sleep03976740-21vmstat21:56:250
393627022500,3chrt3936268-21ls19:31:190
397444722490,3chrt3974449-21sort21:50:060
392984999246215,19cyclictest29-21kswapd000:31:030
397911622320,4chrt3979113-21ntpq22:05:460
399475622230,2sleep03994758-21switchtime23:01:190
400556422130,3sleep04005565-21gcc23:40:450
392984999209179,19cyclictest3999971-21kworker/u2:200:21:180
392984999204175,19cyclictest3951232-21kworker/u2:020:26:180
392984999204173,19cyclictest3929857-21kworker/u2:219:25:130
392984999202175,16cyclictest3958197-21kworker/u2:221:31:220
395538221980,2sleep03955385-21grep20:40:320
392984999198167,19cyclictest3929857-21kworker/u2:219:15:030
392984999197166,19cyclictest3999971-21kworker/u2:200:00:090
393704121950,3chrt3937039-21entropy19:35:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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