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2026-04-20 - 04:40
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
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 100 highest latencies:
System rackeslot3.osadl.org (updated Mon Apr 20, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
43391599640,62cyclictest0-21swapper/122:35:141
43391599640,1cyclictest574065-21kworker/1:323:31:591
433915996245,15cyclictest518817-21kworker/1:022:10:141
43391599620,61cyclictest0-21swapper/121:38:291
433915996044,14cyclictest592586-21kworker/1:223:53:591
433915995944,14cyclictest498539-21kworker/1:021:45:151
433915995938,19cyclictest538008-21kworker/1:322:50:001
433915995843,14cyclictest592586-21kworker/1:223:42:021
433915995843,14cyclictest531744-21kworker/1:222:27:221
433915995843,14cyclictest457920-21kworker/1:020:41:381
433915995842,15cyclictest468706-21kworker/1:120:56:391
433915995842,15cyclictest449921-21kworker/1:220:10:151
433915995841,16cyclictest574065-21kworker/1:323:25:151
433915995841,16cyclictest457920-21kworker/1:020:30:151
433915995742,14cyclictest636608-21kworker/1:000:35:011
433915995742,14cyclictest626978-21kworker/1:200:25:591
433915995742,14cyclictest613835-21kworker/1:200:13:301
433915995742,14cyclictest592586-21kworker/1:223:48:111
433915995742,14cyclictest566355-21kworker/1:123:10:151
433915995742,14cyclictest562079-21kworker/1:223:03:001
433915995742,14cyclictest538008-21kworker/1:322:40:151
433915995742,14cyclictest457920-21kworker/1:020:35:231
433915995742,14cyclictest448128-21kworker/1:119:55:171
433915995742,14cyclictest442209-21kworker/1:019:46:591
433915995742,14cyclictest442209-21kworker/1:019:46:581
433915995742,14cyclictest437309-21kworker/1:019:20:211
433915995742,14cyclictest433032-21kworker/1:019:10:141
433915995741,15cyclictest578141-21kworker/1:123:23:011
433915995741,15cyclictest471448-21kworker/1:021:09:301
433915995741,15cyclictest471448-21kworker/1:021:09:291
433915995741,15cyclictest449921-21kworker/1:220:21:001
433915995740,16cyclictest468706-21kworker/1:121:00:161
433915995739,17cyclictest609513-21kworker/1:000:05:011
433915995739,16cyclictest449921-21kworker/1:220:05:151
433915995641,14cyclictest605261-21kworker/1:123:55:161
433915995641,14cyclictest574065-21kworker/1:323:16:001
433915995641,14cyclictest538008-21kworker/1:322:50:151
433915995641,14cyclictest538008-21kworker/1:322:31:491
433915995641,14cyclictest523058-21kworker/1:122:17:051
433915995641,14cyclictest505736-21kworker/1:021:55:251
433915995641,14cyclictest471448-21kworker/1:021:10:321
433915995641,14cyclictest449921-21kworker/1:220:17:051
433915995641,14cyclictest439131-21kworker/1:319:30:141
433915995641,14cyclictest437309-21kworker/1:019:19:301
433915995640,15cyclictest626978-21kworker/1:200:33:401
433915995640,15cyclictest592273-21kworker/1:023:37:011
433915995640,15cyclictest514527-21kworker/1:122:04:291
433915995640,15cyclictest478118-21kworker/1:121:30:151
433915995640,15cyclictest438871-21kworker/1:119:35:141
433915995640,15cyclictest438871-21kworker/1:119:35:141
433915995639,16cyclictest622448-21kworker/1:000:18:001
433915995639,16cyclictest523058-21kworker/1:122:20:161
433919995551,3cyclictest3819399-1kworker/2:0H00:27:572
433915995540,14cyclictest626978-21kworker/1:200:20:191
433915995540,14cyclictest555635-21kworker/1:022:55:341
433915995540,14cyclictest478118-21kworker/1:121:50:231
433915995540,14cyclictest464703-21kworker/1:320:55:001
433915995540,14cyclictest457920-21kworker/1:020:25:151
433915995538,16cyclictest498539-21kworker/1:021:41:411
433915995538,16cyclictest480142-21kworker/1:321:25:151
433915995538,16cyclictest442209-21kworker/1:019:55:001
433915995538,16cyclictest442209-21kworker/1:019:40:131
433912995550,3cyclictest882394-1kworker/0:0H00:25:240
433920995442,10cyclictest1677842-1kworker/3:0H00:25:173
433915995439,14cyclictest473879-21kworker/1:221:19:291
433915995439,14cyclictest449921-21kworker/1:220:01:001
433915995438,15cyclictest566355-21kworker/1:123:09:591
433915995437,16cyclictest605261-21kworker/1:100:00:161
433912995450,3cyclictest609197-21kworker/0:100:01:580
433912995449,3cyclictest882394-1kworker/0:0H00:35:160
433912995449,3cyclictest483412-21kworker/0:321:41:590
433912995448,3cyclictest882394-1kworker/0:0H23:00:150
433920995343,8cyclictest1677842-1kworker/3:0H19:24:553
433915995350,2cyclictest0-21swapper/121:23:591
433915995350,2cyclictest0-21swapper/121:23:591
433915995337,15cyclictest514527-21kworker/1:122:05:141
433915995337,15cyclictest439131-21kworker/1:319:28:001
433920995246,4cyclictest1677842-1kworker/3:0H21:20:473
433920995246,4cyclictest1677842-1kworker/3:0H21:20:463
433919995247,4cyclictest3819399-1kworker/2:0H22:05:402
433919995245,3cyclictest3819399-1kworker/2:0H22:50:132
433915995236,15cyclictest464703-21kworker/1:320:46:391
433920995146,3cyclictest468708-21kworker/3:221:41:413
433920995146,3cyclictest1677842-1kworker/3:0H00:30:233
433920995143,6cyclictest1677842-1kworker/3:0H20:15:183
433919995145,4cyclictest3819399-1kworker/2:0H20:48:582
433912995148,2cyclictest483412-21kworker/0:321:28:580
433912995147,2cyclictest622134-21kworker/0:200:34:100
433912995147,2cyclictest428142-21kworker/0:219:17:240
433912995146,3cyclictest882394-1kworker/0:0H20:10:170
433912995146,3cyclictest441957-21kworker/0:020:04:590
433920995045,3cyclictest1677842-1kworker/3:0H20:45:343
433920995044,4cyclictest1677842-1kworker/3:0H20:51:583
433920995044,3cyclictest1677842-1kworker/3:0H19:40:143
433920995043,5cyclictest468708-21kworker/3:222:15:593
433920995043,4cyclictest1677842-1kworker/3:0H00:10:143
433920995042,5cyclictest1677842-1kworker/3:0H00:10:003
433919995044,4cyclictest3819399-1kworker/2:0H23:45:062
433912995045,3cyclictest441957-21kworker/0:019:41:290
433920994944,3cyclictest1677842-1kworker/3:0H22:49:553
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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