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2025-12-06 - 16:35
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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 Sat Dec 06, 2025 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3222249997242,28cyclictest3311369-21kworker/1:211:45:011
3222249997241,30cyclictest3283766-21kworker/1:210:20:161
3222249997240,31cyclictest3318225-21kworker/1:312:00:171
322224999721,4cyclictest0-21swapper/112:15:011
3222249997142,28cyclictest3262179-21kworker/1:009:10:171
3222249997140,29cyclictest3274651-21kworker/1:009:45:151
3222249997140,29cyclictest3222747-21kworker/1:107:30:161
3222249997041,27cyclictest3293528-21kworker/1:111:10:151
3222249997041,27cyclictest3293528-21kworker/1:111:10:141
3222249997039,29cyclictest3237574-21kworker/1:007:55:181
3222249997039,29cyclictest3237574-21kworker/1:007:55:181
3222249996739,25cyclictest3262179-21kworker/1:009:10:001
3222249996737,28cyclictest3274651-21kworker/1:009:55:141
322224999671,2cyclictest0-21swapper/111:35:231
3222249996636,28cyclictest3280794-21kworker/1:110:10:151
322224999661,2cyclictest3293528-21kworker/1:111:00:351
3222249996539,24cyclictest3328371-21kworker/1:212:35:001
3222249996536,27cyclictest843155-1kworker/1:0H12:15:161
3222249996439,23cyclictest3232446-21kworker/1:208:30:161
3222249996436,26cyclictest3266038-21kworker/1:209:40:001
3222249996360,1cyclictest3320286-21apt-get12:05:141
3222249996239,22cyclictest3222747-21kworker/1:107:20:121
3222250996145,10cyclictest99490-1kworker/2:2H10:04:592
3222249996158,2cyclictest0-21swapper/107:53:191
3222249996135,15cyclictest843155-1kworker/1:0H11:20:151
3222249996058,1cyclictest0-21swapper/108:52:491
3222249996058,1cyclictest0-21swapper/108:05:131
3222249996058,1cyclictest0-21swapper/108:05:131
3222249996042,16cyclictest3232446-21kworker/1:208:35:241
3222249995942,16cyclictest3311369-21kworker/1:211:50:131
3222249995942,14cyclictest3293528-21kworker/1:110:42:481
3222249995939,19cyclictest843155-1kworker/1:0H07:45:001
3222249995936,14cyclictest3328371-21kworker/1:212:35:321
322224999593,2cyclictest3232446-21kworker/1:208:12:191
3222249995843,14cyclictest3232446-21kworker/1:208:55:061
3222249995842,15cyclictest843155-1kworker/1:0H08:45:581
3222249995842,15cyclictest3266038-21kworker/1:209:44:191
3222249995841,16cyclictest843155-1kworker/1:0H11:05:181
3222249995742,14cyclictest3320260-21kworker/1:012:22:481
3222249995742,14cyclictest3311369-21kworker/1:211:59:141
3222249995742,14cyclictest3293528-21kworker/1:111:15:531
3222249995742,14cyclictest3293528-21kworker/1:110:50:121
3222249995742,14cyclictest3283766-21kworker/1:210:15:221
3222249995742,14cyclictest3280794-21kworker/1:110:05:031
3222249995742,14cyclictest3266038-21kworker/1:209:20:571
3222249995742,14cyclictest3262179-21kworker/1:009:18:201
3222249995742,14cyclictest3232446-21kworker/1:208:25:471
3222249995741,15cyclictest3308388-21kworker/1:111:30:161
3222249995741,15cyclictest3288905-21kworker/1:010:32:481
3222249995740,16cyclictest3227611-21kworker/1:207:25:141
3222249995641,14cyclictest3222747-21kworker/1:107:15:141
3222249995640,15cyclictest843155-1kworker/1:0H10:49:501
3222249995640,15cyclictest3287043-21kworker/1:110:26:101
3222249995640,15cyclictest3232446-21kworker/1:209:00:181
3222249995639,16cyclictest3274651-21kworker/1:009:50:141
3222249995639,16cyclictest3266038-21kworker/1:209:25:101
3222249995637,18cyclictest3311369-21kworker/1:211:40:151
322224999562,51cyclictest3240841-21cron08:05:011
322224999562,51cyclictest3240841-21cron08:05:001
3222249995540,14cyclictest3288905-21kworker/1:010:35:131
3222249995540,14cyclictest3266038-21kworker/1:209:33:481
3222249995539,15cyclictest3320260-21kworker/1:012:25:301
3222249995539,15cyclictest3232446-21kworker/1:208:40:491
3222249995528,18cyclictest3274651-21kworker/1:010:00:141
3222252995448,4cyclictest3277293-21kworker/3:009:58:153
3222250995450,2cyclictest3265468-21kworker/2:211:25:302
3222250995450,2cyclictest3265468-21kworker/2:211:25:292
3222249995439,14cyclictest3232446-21kworker/1:207:45:411
3222249995439,14cyclictest3222747-21kworker/1:107:35:161
3222252995349,3cyclictest3272167-21kworker/3:109:41:543
3222252995348,3cyclictest3295156-21kworker/3:111:04:253
3222252995348,3cyclictest3272167-21kworker/3:109:46:133
3222249995338,14cyclictest843155-1kworker/1:0H08:20:411
3222248995348,3cyclictest1751615-1kworker/0:0H10:40:140
3222252995247,3cyclictest1395319-1kworker/3:0H10:27:493
3222252995246,3cyclictest1395319-1kworker/3:0H09:00:153
3222252995245,4cyclictest1395319-1kworker/3:0H08:40:143
3222250995247,3cyclictest99490-1kworker/2:2H12:00:162
3222250995233,16cyclictest99490-1kworker/2:2H07:10:142
3222249995237,14cyclictest3304881-21kworker/1:011:25:311
3222249995237,14cyclictest3304881-21kworker/1:011:25:301
3222249995237,14cyclictest3293528-21kworker/1:110:56:171
3222248995247,3cyclictest1751615-1kworker/0:0H08:00:160
3222248995247,3cyclictest1751615-1kworker/0:0H08:00:150
3222252995146,3cyclictest3314887-21kworker/3:112:18:173
3222252995146,3cyclictest3260566-21kworker/3:209:24:553
3222252995146,3cyclictest1395319-1kworker/3:0H07:39:543
3222252995145,4cyclictest3277293-21kworker/3:010:04:553
3222250995145,3cyclictest99490-1kworker/2:2H07:50:332
3222250995143,6cyclictest99490-1kworker/2:2H11:35:542
3222252995046,2cyclictest3301633-21kworker/3:211:26:233
3222252995046,2cyclictest3301633-21kworker/3:211:26:233
3222252995045,3cyclictest3301633-21kworker/3:211:47:493
3222252995045,3cyclictest3260566-21kworker/3:209:19:553
3222252995045,3cyclictest3229177-21kworker/3:107:52:493
3222252995044,4cyclictest3295156-21kworker/3:110:54:563
3222248995045,3cyclictest3222400-21kworker/0:207:40:200
3222252994946,2cyclictest3255438-21kworker/3:208:53:143
3222252994944,3cyclictest3314887-21kworker/3:112:14:563
3222252994944,3cyclictest3301633-21kworker/3:211:19:543
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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