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2026-03-31 - 04:23
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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 Tue Mar 31, 2026 00:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
864521020,2sleep132-21ksoftirqd/123:37:471
156739930,0EcMasterDemoSyn157729tAtEmLog_023:15:505
3076039820,0EcMasterDemoSyn3077029tAtEmLog_020:08:135
2956139820,0EcMasterDemoSyn2957129tAtEmLog_022:55:335
202939810,0EcMasterDemoSyn203929tAtEmLog_019:07:215
1967939810,0EcMasterDemoSyn1968929tAtEmLog_000:36:585
15812790,0sleep20-21swapper/222:23:162
113842580,1sleep311385-21ssh21:53:353
46622210,0sleep30-21swapper/321:15:023
2341992118,2cyclictest13628-21turbostat21:24:554
232899201,7cyclictest8908-21latency_hist21:35:001
190492200,0sleep20-21swapper/221:40:132
68199190,8tDemoTimingTask3011-21chrt20:17:355
232899190,9cyclictest24742-21ssh00:04:431
232899190,9cyclictest2429-21ssh23:16:241
232899190,11cyclictest1198-21runrttasks21:47:491
232899190,10cyclictest4639-21latency_hist19:15:001
232899190,10cyclictest4095-21/usr/sbin/munin23:00:181
232899190,10cyclictest10979-21ssh21:35:221
441799180,8tDemoTimingTask6602-21chrt19:15:295
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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