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2026-03-18 - 08:08
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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 50 highest latencies:
System rack5slot1.osadl.org (updated Wed Mar 18, 2026 00:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30839391000,0EcMasterDemoSyn0-21swapper/021:27:370
277439930,0EcMasterDemoSyn278429tAtEmLog_021:47:545
1504739840,0EcMasterDemoSyn1505729tAtEmLog_020:36:555
2095639830,0EcMasterDemoSyn2096629tAtEmLog_022:33:345
553339820,0EcMasterDemoSyn554329tAtEmLog_020:16:385
518039820,0EcMasterDemoSyn519029tAtEmLog_000:30:105
2687239820,0EcMasterDemoSyn2688329tAtEmLog_021:02:175
2552339820,0EcMasterDemoSyn2553329tAtEmLog_022:53:515
222839820,0EcMasterDemoSyn223829tAtEmLog_022:58:555
2141239820,0EcMasterDemoSyn2142229tAtEmLog_019:41:095
1903439820,0EcMasterDemoSyn1904429tAtEmLog_019:36:045
1268839820,0EcMasterDemoSyn1269829tAtEmLog_020:31:525
747239810,0EcMasterDemoSyn748229tAtEmLog_022:08:125
2456639810,0EcMasterDemoSyn2457629tAtEmLog_023:29:195
1667939810,0EcMasterDemoSyn1668929tAtEmLog_019:31:015
3083939280,0EcMasterDemoSyn30845-21ps21:27:373
77242240,0sleep50-21swapper/521:15:105
5208992113,6cyclictest6413-21strings00:30:201
5213991915,3cyclictest30124-21head20:00:172
748399180,15tDemoTimingTask14375-21taskset22:11:385
541129180,8tAtEmLog_08631-21chrt23:55:335
520199180,10cyclictest28717-21sh22:37:390
958799170,10tDemoTimingTask10188-21taskset19:20:015
792799170,7tDemoTimingTask8082-21chrt20:23:305
522099173,10cyclictest8147-21sh22:08:393
522099170,9cyclictest2351-21ssh21:12:073
521399175,9cyclictest755-21postgres19:16:072
520199174,9cyclictest9374-21sh23:02:320
520199170,9cyclictest780-21runrttasks20:44:350
520199170,9cyclictest780-21runrttasks19:41:030
520199170,9cyclictest28752-21sh21:44:450
520199170,9cyclictest12842-21sh00:15:540
520199170,9cyclictest11764-21sh22:45:310
520199170,11cyclictest174-1kworker/0:1H+kblockd23:49:540
480399170,14tDemoTimingTask5086-21chrt19:09:105
3087499170,7tDemoTimingTask32727-21chrt20:05:205
3087499170,7tDemoTimingTask30931-21chrt20:01:495
2056639170,0EcMasterDemoSyn0-21swapper/523:09:035
1490939170,0EcMasterDemoSyn0-21swapper/500:35:165
1143639170,0EcMasterDemoSyn0-21swapper/523:03:585
792799160,7tDemoTimingTask10303-21chrt20:26:365
792799160,7tDemoTimingTask10303-21chrt20:26:365
522699160,9cyclictest26745-21/usr/sbin/munin19:55:234
522099161,9cyclictest29669-21taskset21:08:443
522099160,9cyclictest6181-21runrttasks23:36:283
522099160,12cyclictest16-1pr/legacy00:30:093
521399160,10cyclictest19452-21ssh00:01:452
520899160,9cyclictest20100-21diskmemload00:38:141
520199161,9cyclictest27799-21sh00:24:520
520199160,9cyclictest780-21runrttasks20:45:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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