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2025-05-22 - 12:17
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack4slot1.osadl.org (updated Thu May 22, 2025 00:36:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1855021650,2sleep10-21swapper/122:21:531
1855021650,2sleep10-21swapper/122:21:531
267321420,1sleep10-21swapper/122:06:021
267321420,1sleep10-21swapper/122:06:021
1116221300,4sleep18634-1kworker/u9:119:31:331
1116221300,4sleep18634-1kworker/u9:119:31:331
980121270,4sleep20-21swapper/200:36:362
2486121250,3sleep10-21swapper/120:06:421
2486121250,3sleep10-21swapper/120:06:421
2890321240,2sleep30-21swapper/323:42:493
2890321240,2sleep30-21swapper/323:42:493
1267321150,2sleep10-21swapper/121:41:421
1267321150,2sleep10-21swapper/121:41:421
287902960,3sleep10-21swapper/123:08:111
258262960,2sleep30-21swapper/323:40:123
258262960,2sleep30-21swapper/323:40:123
40912820,4sleep24058-21ssh22:41:432
40912820,4sleep24058-21ssh22:41:432
318742820,3chrt0-21swapper/123:46:411
91482780,3sleep10-21swapper/119:26:311
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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