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2025-11-14 - 21:11
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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 10 highest latencies:
System rack0slot1.osadl.org (updated Fri Nov 14, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
311682730,1sleep2557-21md0_raid112:14:102
152702690,0sleep10-21swapper/109:45:091
315782590,0sleep10-21swapper/110:35:071
1766924119,7sleep70-21swapper/707:01:507
1838823826,7sleep20-21swapper/207:02:332
1641323724,7sleep10-21swapper/106:59:351
1639423724,7sleep30-21swapper/306:59:293
1633823623,7sleep40-21swapper/406:59:144
1708423521,8sleep00-21swapper/007:00:540
1666623523,7sleep60-21swapper/607:00:126
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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