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2026-01-07 - 13:02
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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
Characteristics of the 20 highest latencies:
System rack5slot1.osadl.org (updated Wed Jan 07, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2932021000,0sleep20-21swapper/222:56:342
580239920,0EcMasterDemoSyn581229tAtEmLog_020:28:295
2706539910,0EcMasterDemoSyn2707529tAtEmLog_023:31:045
2706539910,0EcMasterDemoSyn2707529tAtEmLog_023:31:035
73939870,5EcMasterDemoSyn651irq_work/520:23:235
2785539820,0EcMasterDemoSyn2786529tAtEmLog_022:55:335
2135339820,0EcMasterDemoSyn2136329tAtEmLog_019:52:595
1964039820,0EcMasterDemoSyn1965029tAtEmLog_021:24:155
1525739820,0EcMasterDemoSyn1526729tAtEmLog_020:48:465
1256139820,0EcMasterDemoSyn1257129tAtEmLog_022:30:115
1052139820,0EcMasterDemoSyn1053129tAtEmLog_020:38:385
1420639810,0EcMasterDemoSyn1421629tAtEmLog_019:37:465
1052139810,3EcMasterDemoSyn10527-21runintdemo5min20:38:383
1020239810,0EcMasterDemoSyn1021229tAtEmLog_021:19:125
918739740,1EcMasterDemoSyn9192-21runintdemo5min19:27:384
1684739650,0EcMasterDemoSyn0-21swapper/300:01:283
247932520,0sleep424794-21ssh22:19:174
32438991914,4cyclictest30155-21turbostat21:30:004
3242099196,9cyclictest831-21runrttasks23:08:480
3242099191,10cyclictest831-21runrttasks21:24:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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