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2026-03-28 - 23:06
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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 rack4slot2.osadl.org (updated Sat Mar 28, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73501740,0irq/45-4a10000022582-21kworker/0:207:04:300
12240999371,0cyclictest0-21swapper07:26:380
12240999269,0cyclictest0-21swapper08:52:030
12240999156,0cyclictest0-21swapper10:56:300
12240998956,0cyclictest0-21swapper09:11:460
12240998954,0cyclictest0-21swapper12:27:010
12240998866,0cyclictest0-21swapper07:51:350
1013028810,0sleep010132-21memory08:31:540
1743828710,0sleep017446-21users12:02:110
12240998756,0cyclictest0-21swapper10:51:380
12240998756,0cyclictest0-21swapper08:36:580
12240998755,0cyclictest0-21swapper08:16:510
12240998755,0cyclictest0-21swapper07:21:310
12240998754,0cyclictest0-21swapper08:46:590
12240998753,0cyclictest0-21swapper11:12:090
7450860,0irq/46-4a100000460-21snmpd10:13:220
7450860,0irq/46-4a10000021118-21runrttasks09:04:150
12240998664,0cyclictest0-21swapper11:21:580
12240998655,0cyclictest0-21swapper07:56:460
12240998654,0cyclictest0-21swapper08:22:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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