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2025-01-13 - 10:27
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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 rack0slot1.osadl.org (updated Mon Jan 13, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
234321780,2sleep2622299cyclictest23:01:382
43421610,2sleep5622599cyclictest00:03:275
43421610,2sleep5622599cyclictest00:03:275
62209914825,41cyclictest189550irq/25-eth022:02:130
756321470,2sleep1622199cyclictest00:25:101
2309321470,0sleep70-21swapper/719:18:047
2309321470,0sleep70-21swapper/719:18:047
62209914615,44cyclictest30472-21chk_conn_tcp19:58:140
2993721450,0sleep30-21swapper/323:27:433
2587221450,0sleep20-21swapper/220:13:192
62329914373,20cyclictest2459-21openvpn00:30:477
3072621430,3sleep3622399cyclictest19:21:523
219321430,0sleep10-21swapper/123:15:151
2472421410,0sleep40-21swapper/423:49:474
6220991351,73cyclictest0-21swapper/019:11:440
201721320,0sleep20-21swapper/220:35:232
62209912838,22cyclictest189550irq/25-eth020:35:390
62329912450,48cyclictest0-21swapper/722:23:047
62209912411,86cyclictest189550irq/25-eth022:40:100
2253821210,3sleep1622199cyclictest19:17:341
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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