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2026-03-16 - 05:46
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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 highest latencies:
System rack4slot1.osadl.org (updated Sun Mar 15, 2026 19:31:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
62542480,3sleep10-21swapper/119:11:391
62542480,3sleep10-21swapper/119:11:391
67402405,25sleep26791-21netstat19:11:442
67402405,25sleep26791-21netstat19:11:442
70562390,1sleep05889-21ls19:11:510
70562390,1sleep05889-21ls19:11:510
7456993319,6cyclictest12936-21find19:26:502
7456993319,6cyclictest12936-21find19:26:502
7454992817,9cyclictest16028-21snmpd19:17:480
7454992817,9cyclictest16028-21snmpd19:17:480
7454992416,7cyclictest12936-21find19:26:500
7454992416,7cyclictest12936-21find19:26:500
745599211,7cyclictest0-21swapper/119:26:501
745599211,7cyclictest0-21swapper/119:26:501
7454992112,7cyclictest0-21swapper/019:24:480
7454992112,7cyclictest0-21swapper/019:24:480
745699200,16cyclictest8316-21cut19:16:392
745699200,16cyclictest8316-21cut19:16:392
745599201,17cyclictest11733-21latency_hist19:26:311
745599201,17cyclictest11733-21latency_hist19:26:311
745799191,13cyclictest0-21swapper/319:21:373
745799191,13cyclictest0-21swapper/319:21:373
745599197,5cyclictest73-21kswapd019:16:491
745599197,5cyclictest73-21kswapd019:16:491
745799171,13cyclictest0-21swapper/319:21:413
745799171,13cyclictest0-21swapper/319:21:413
7456991711,4cyclictest10231-21cut19:21:382
7456991711,4cyclictest10231-21cut19:21:382
67922151,10sleep30-21swapper/319:11:463
67922151,10sleep30-21swapper/319:11:463
745799141,10cyclictest12982-21chrt19:26:523
745799141,10cyclictest12982-21chrt19:26:523
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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