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2025-12-19 - 06:14
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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 50 highest latencies:
System rack4slot1.osadl.org (updated Fri Dec 19, 2025 00:45:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1410921440,3sleep00-21swapper/021:22:410
1410921440,3sleep00-21swapper/021:22:410
2924121390,3sleep00-21swapper/000:22:570
795621370,2sleep00-21swapper/000:34:460
615821360,2sleep05886-21latency_hist21:15:100
879521070,4sleep333-21ksoftirqd/320:00:233
879521070,4sleep333-21ksoftirqd/320:00:233
698221060,3sleep10-21swapper/123:27:041
698221060,3sleep10-21swapper/123:27:041
698221060,3sleep10-21swapper/123:27:041
55121060,2sleep30-21swapper/319:40:143
55121060,2sleep30-21swapper/319:40:143
2423021030,3sleep00-21swapper/000:17:460
2423021030,3sleep00-21swapper/000:17:460
2423021030,3sleep00-21swapper/000:17:460
305632930,3sleep00-21swapper/023:18:310
305632930,3sleep00-21swapper/023:18:310
305632930,3sleep00-21swapper/023:18:310
217432840,3sleep30-21swapper/321:30:203
177012830,3chrt0-21swapper/000:10:270
177012830,3chrt0-21swapper/000:10:270
182992820,4sleep10-21swapper/121:26:401
182992820,4sleep10-21swapper/121:26:401
103222820,2sleep00-21swapper/000:03:520
266002800,3sleep30-21swapper/320:50:173
266002800,3sleep30-21swapper/320:50:173
185632800,3chrt0-21swapper/123:05:301
185632800,3chrt0-21swapper/123:05:301
80882780,4sleep30-21swapper/322:55:193
80882780,4sleep30-21swapper/322:55:193
80882780,4sleep30-21swapper/322:55:193
9702770,2sleep10-21swapper/122:15:151
9702770,2sleep10-21swapper/122:15:151
9702770,2sleep10-21swapper/122:15:151
264402720,3sleep30-21swapper/323:14:403
157622720,2sleep30-21swapper/320:20:203
157622720,2sleep30-21swapper/320:20:203
324532670,3sleep30-21swapper/300:25:333
324532670,3sleep30-21swapper/300:25:333
227692650,2chrt0-21swapper/021:31:010
13292650,3sleep10-21swapper/100:27:241
13292650,3sleep10-21swapper/100:27:241
293502630,3chrt0-21swapper/322:44:303
216232620,7sleep121-21ksoftirqd/120:35:251
216232620,7sleep121-21ksoftirqd/120:35:251
280682610,3sleep00-21swapper/022:42:420
323672570,7chrt33-21ksoftirqd/322:46:513
211832570,4chrt21182-21systemctl22:35:230
211832570,4chrt21182-21systemctl22:35:230
200082570,2sleep00-21swapper/021:29:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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