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2026-01-03 - 16:08
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack7slot3.osadl.org (updated Sat Jan 03, 2026 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
37532168419sleep3755-21latency_hist07:09:330
378499264139cyclictest12725-21sshd12:15:560
378499242174cyclictest24587-21ssh10:53:230
378499236209cyclictest5017-21df07:14:490
378499236207cyclictest31003-21ssh09:09:490
378499236206cyclictest8321-21latency_hist07:29:370
378499236205cyclictest24994-21date10:55:160
378499232206cyclictest18280-21ssh12:38:340
378499231206cyclictest18217-21ssh10:28:130
378499230205cyclictest10066-21ssh09:55:470
378499230204cyclictest29336-21which09:00:550
378499230199cyclictest31553-21memory09:11:400
378499228203cyclictest23380-21ssh10:48:530
378499228199cyclictest2512-21perl11:35:390
378499227201cyclictest6135-21latency_hist07:19:440
378499227197cyclictest6148-21ls11:50:150
378499226201cyclictest6014-21ssh09:39:410
378499226163cyclictest10293-21memory12:06:220
378499225199cyclictest2953-21runrttasks10:05:270
378499225198cyclictest15049-21perl12:25:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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