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2025-12-02 - 06:09
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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 Tue Dec 02, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
147228996562,2cyclictest0-21swapper/120:07:461
147228996562,2cyclictest0-21swapper/119:25:061
147228996361,1cyclictest0-21swapper/120:14:191
147228996360,2cyclictest0-21swapper/120:41:201
14722899630,62cyclictest0-21swapper/120:38:001
14722899630,1cyclictest0-21swapper/100:23:461
147228996260,1cyclictest0-21swapper/122:00:411
147228996260,1cyclictest0-21swapper/121:59:531
147228996159,1cyclictest0-21swapper/100:18:241
147228996143,16cyclictest3102654-1kworker/1:1H20:15:161
147228996140,19cyclictest155984-21kworker/1:219:45:151
147228996135,25cyclictest246142-21kworker/1:000:25:151
147228996058,1cyclictest0-21swapper/123:10:421
147228996042,17cyclictest3102654-1kworker/1:1H19:45:001
147228996040,18cyclictest3102654-1kworker/1:1H22:55:171
147228995957,1cyclictest0-21swapper/120:34:451
147228995941,17cyclictest215182-21kworker/1:022:45:151
147228995933,15cyclictest165985-21kworker/1:221:26:191
147228995856,1cyclictest0-21swapper/123:29:241
147228995855,2cyclictest0-21swapper/120:53:511
147228995843,14cyclictest252637-21kworker/1:300:30:121
147228995843,14cyclictest215182-21kworker/1:022:38:261
147228995843,14cyclictest165985-21kworker/1:221:48:451
147228995843,14cyclictest165985-21kworker/1:220:28:211
147228995842,15cyclictest3102654-1kworker/1:1H19:35:151
147228995842,15cyclictest3102654-1kworker/1:1H19:35:141
147228995842,15cyclictest165985-21kworker/1:221:00:051
147228995842,15cyclictest160609-21kworker/1:119:55:001
147228995842,14cyclictest3102654-1kworker/1:1H21:38:061
147228995841,15cyclictest3102654-1kworker/1:1H23:45:151
147228995840,17cyclictest160609-21kworker/1:120:00:171
147228995839,18cyclictest3102654-1kworker/1:1H23:30:181
147228995742,14cyclictest160609-21kworker/1:119:56:181
147228995741,15cyclictest3102654-1kworker/1:1H23:21:021
147228995741,15cyclictest3102654-1kworker/1:1H00:05:221
147228995740,16cyclictest215182-21kworker/1:023:00:191
147228995740,16cyclictest165985-21kworker/1:220:45:161
147228995739,17cyclictest241457-21kworker/1:200:00:141
147228995737,19cyclictest252637-21kworker/1:300:35:171
147228995734,21cyclictest165985-21kworker/1:222:20:161
147236995641,3cyclictest151126-21kworker/3:219:35:003
147228995641,14cyclictest3102654-1kworker/1:1H22:50:141
147228995641,14cyclictest233438-21kworker/1:023:50:131
147228995641,14cyclictest165985-21kworker/1:222:33:201
147228995641,14cyclictest165985-21kworker/1:222:18:141
147228995641,14cyclictest165985-21kworker/1:221:17:371
147228995640,15cyclictest241457-21kworker/1:223:55:161
147228995640,15cyclictest225329-21kworker/1:123:15:151
147228995640,15cyclictest165985-21kworker/1:221:32:511
147228995640,15cyclictest165985-21kworker/1:221:10:321
147228995640,15cyclictest165985-21kworker/1:220:20:161
147228995638,17cyclictest165985-21kworker/1:221:20:141
147236995551,3cyclictest1395319-1kworker/3:0H22:24:443
147228995552,2cyclictest0-21swapper/122:27:451
147228995540,14cyclictest233438-21kworker/1:023:43:541
147228995540,14cyclictest165985-21kworker/1:222:05:221
147228995538,16cyclictest225329-21kworker/1:123:08:291
147228995537,17cyclictest3102654-1kworker/1:1H22:40:171
147228995537,17cyclictest144088-21kworker/1:119:15:011
147225995550,3cyclictest1751615-1kworker/0:0H20:00:220
147236995440,2cyclictest1395319-1kworker/3:0H19:27:333
147228995439,14cyclictest165985-21kworker/1:220:58:051
147228995435,18cyclictest165985-21kworker/1:222:10:141
147228995435,18cyclictest165985-21kworker/1:222:10:141
14722899541,51cyclictest0-21swapper/121:40:161
147236995349,2cyclictest1395319-1kworker/3:0H21:53:093
147236995347,3cyclictest1395319-1kworker/3:0H20:00:173
147232995347,3cyclictest99490-1kworker/2:2H21:59:482
147228995350,2cyclictest0-21swapper/119:24:181
147228995335,17cyclictest246142-21kworker/1:000:10:161
147232995247,4cyclictest224778-21kworker/2:023:21:502
147232995247,3cyclictest99490-1kworker/2:2H00:07:522
147228995237,14cyclictest144088-21kworker/1:119:34:201
147228995237,14cyclictest144088-21kworker/1:119:13:191
147228995232,19cyclictest165985-21kworker/1:221:50:151
14722899520,2cyclictest0-21swapper/121:08:311
147225995247,3cyclictest1751615-1kworker/0:0H20:25:470
147236995148,2cyclictest158983-21kworker/3:019:49:553
147232995147,2cyclictest224778-21kworker/2:023:46:542
147232995147,2cyclictest224778-21kworker/2:023:12:452
147232995146,3cyclictest160691-21kworker/2:222:01:012
147232995146,3cyclictest160691-21kworker/2:221:23:112
147232995146,3cyclictest160691-21kworker/2:221:14:512
147232995146,3cyclictest160691-21kworker/2:220:06:552
147232995145,4cyclictest99490-1kworker/2:2H23:25:182
147236995047,2cyclictest168974-21kworker/3:020:25:163
147232995046,2cyclictest151127-21kworker/2:019:27:492
147232995045,3cyclictest99490-1kworker/2:2H00:32:492
147232995045,3cyclictest160691-21kworker/2:222:35:252
147232995045,3cyclictest160691-21kworker/2:221:37:502
147228995046,2cyclictest0-21swapper/123:35:061
147232994945,3cyclictest160691-21kworker/2:221:54:522
147232994945,2cyclictest224778-21kworker/2:023:55:362
147232994945,2cyclictest151127-21kworker/2:019:49:492
147232994945,2cyclictest127647-21kworker/2:319:13:492
147232994944,3cyclictest99490-1kworker/2:2H20:55:002
147232994944,3cyclictest160691-21kworker/2:220:20:232
147225994944,3cyclictest1751615-1kworker/0:0H19:54:240
147232994845,2cyclictest127647-21kworker/2:319:15:062
147232994844,2cyclictest224778-21kworker/2:000:20:262
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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