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2026-06-24 - 11:27
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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 Wed Jun 24, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
272975699270240,19cyclictest29-21kswapd023:40:210
275946822650,3chrt2759456-21ntpq20:55:380
276659622370,4chrt22-21kcompactd021:21:050
279952122360,2sleep02799522-21date23:20:080
274510922260,2sleep02745111-21latency_hist20:05:060
272975699222188,22cyclictest2804182-21ld23:36:070
277104222180,3sleep02771045-21wc21:36:230
278308122110,2sleep02783083-21wc22:20:310
281451922060,2sleep02814522-21grep00:15:130
272975699203176,17cyclictest2773327-21kworker/u2:222:00:050
281296022010,2sleep02812964-21cut00:10:010
274379322010,3sleep02743794-21cut20:00:080
272975699197167,20cyclictest2773327-21kworker/u2:221:55:070
272975699196164,20cyclictest2820417-21kworker/u2:100:40:070
272975699192163,19cyclictest2729765-21kworker/u2:119:35:080
272975699192160,20cyclictest2790128-21kworker/u2:022:50:070
274647421910,3chrt1-21systemd20:10:020
272975699190159,19cyclictest2729765-21kworker/u2:119:20:020
272975699190158,20cyclictest2796610-21kworker/u2:023:25:030
272975699186155,19cyclictest2729765-21kworker/u2:119:45:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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