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2026-06-02 - 11:04
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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 Jun 02, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3327475997042,26cyclictest3331783-21kworker/1:319:25:131
3327475996941,16cyclictest3507246-21kworker/1:100:05:141
3327475996742,23cyclictest3507246-21kworker/1:100:00:131
3327475996742,14cyclictest3333793-21kworker/1:019:40:001
3327475996641,14cyclictest3376075-21kworker/1:221:45:151
3327475996636,20cyclictest3109315-1kworker/1:0H19:55:001
3327475996543,21cyclictest3109315-1kworker/1:0H20:05:001
3327475996259,2cyclictest0-21swapper/122:08:561
3327475996259,2cyclictest0-21swapper/119:57:361
332747599620,61cyclictest0-21swapper/122:27:311
332747599620,61cyclictest0-21swapper/122:12:001
3327475996144,16cyclictest3512966-21kworker/1:000:20:141
3327475996058,1cyclictest0-21swapper/122:50:061
3327475996042,16cyclictest3474618-21kworker/1:223:25:151
3327475996040,18cyclictest3442553-21kworker/1:122:45:161
3327475995957,1cyclictest0-21swapper/121:22:471
3327475995956,2cyclictest0-21swapper/120:37:311
3327475995956,2cyclictest0-21swapper/120:22:011
3327475995943,15cyclictest3109315-1kworker/1:0H20:10:061
3327475995940,18cyclictest3109315-1kworker/1:0H00:30:361
3327475995843,14cyclictest3469567-21kworker/1:023:17:331
3327475995843,14cyclictest3365452-21kworker/1:121:25:141
3327475995843,14cyclictest3109315-1kworker/1:0H22:55:141
3327475995843,14cyclictest3109315-1kworker/1:0H21:06:311
3327475995842,15cyclictest3522000-21kworker/1:100:13:011
3327475995842,15cyclictest3376075-21kworker/1:221:42:561
3327475995842,15cyclictest3329042-21kworker/1:119:20:141
3327475995841,15cyclictest3496360-21kworker/1:223:45:151
3327475995840,16cyclictest3376075-21kworker/1:221:30:131
3327475995754,2cyclictest0-21swapper/120:17:301
3327475995742,15cyclictest3352755-21kworker/1:220:34:581
3327475995742,14cyclictest3501021-21kworker/1:023:53:391
3327475995742,14cyclictest3365452-21kworker/1:121:12:471
3327475995741,15cyclictest3109315-1kworker/1:0H23:14:321
3327475995741,15cyclictest3109315-1kworker/1:0H20:41:311
3327475995740,16cyclictest3522000-21kworker/1:100:15:151
3327475995739,17cyclictest3453951-21kworker/1:123:05:001
3327475995739,17cyclictest3329042-21kworker/1:119:15:131
3327475995642,14cyclictest3487296-21kworker/1:123:35:001
3327475995642,14cyclictest3417502-21kworker/1:022:15:161
3327475995641,14cyclictest3502933-21kworker/1:323:55:011
3327475995641,14cyclictest3487296-21kworker/1:123:41:561
3327475995641,14cyclictest3437997-21kworker/1:322:35:381
3327475995641,14cyclictest3376075-21kworker/1:222:02:571
3327475995641,14cyclictest3352755-21kworker/1:220:50:321
3327475995641,14cyclictest3351215-21kworker/1:120:26:321
3327475995641,14cyclictest3109315-1kworker/1:0H21:00:131
3327475995641,14cyclictest3109315-1kworker/1:0H20:45:151
3327475995641,14cyclictest3109315-1kworker/1:0H20:00:141
3327475995641,14cyclictest3109315-1kworker/1:0H19:30:021
3327475995640,15cyclictest3109315-1kworker/1:0H21:15:021
3327475995639,16cyclictest3512966-21kworker/1:000:30:001
3327475995636,18cyclictest3437997-21kworker/1:322:40:141
3327475995540,14cyclictest3474618-21kworker/1:223:30:001
3327475995540,14cyclictest3352755-21kworker/1:220:55:011
3327475995540,14cyclictest3109315-1kworker/1:0H21:36:301
3327475995540,14cyclictest3109315-1kworker/1:0H19:40:101
3327475995539,15cyclictest3535505-21kworker/1:200:35:021
3327475995538,16cyclictest3324635-21kworker/1:019:11:041
3327472995550,3cyclictest3487638-21kworker/0:223:40:070
3327472995450,2cyclictest3496692-21kworker/0:123:59:410
3327472995450,2cyclictest3349606-21kworker/0:120:53:060
3327472995449,3cyclictest3009916-1kworker/0:2H22:27:310
3327472995449,3cyclictest3009916-1kworker/0:2H19:20:480
3327481995347,3cyclictest2636582-1kworker/3:1H21:25:153
3327475995349,2cyclictest0-21swapper/123:03:071
3327475995338,14cyclictest3376075-21kworker/1:221:51:301
3327472995349,2cyclictest3496692-21kworker/0:123:45:560
3327472995347,3cyclictest3009916-1kworker/0:2H21:55:140
3327481995245,4cyclictest2636582-1kworker/3:1H20:00:013
3327475995238,14cyclictest3338819-21kworker/1:119:45:071
3327475995237,14cyclictest3474618-21kworker/1:223:20:121
3327475995237,14cyclictest3431837-21kworker/1:122:30:141
3327475995237,14cyclictest3417502-21kworker/1:022:20:161
3327475995237,14cyclictest3376075-21kworker/1:221:59:021
3327472995249,2cyclictest3335730-21kworker/0:020:10:580
3327472995249,2cyclictest3335730-21kworker/0:019:40:060
3327472995248,3cyclictest3444838-21kworker/0:122:50:270
3327472995248,3cyclictest3009916-1kworker/0:2H00:35:210
3327472995248,2cyclictest3508894-21kworker/0:000:28:420
3327481995146,3cyclictest2636582-1kworker/3:1H20:16:443
3327477995148,2cyclictest3431913-21kworker/2:222:30:002
3327477995146,3cyclictest2909223-1kworker/2:0H23:04:312
3327477995146,3cyclictest2909223-1kworker/2:0H22:35:332
3327477995145,4cyclictest2909223-1kworker/2:0H00:14:352
3327472995147,3cyclictest3349606-21kworker/0:120:47:050
3327472995146,3cyclictest3459683-21kworker/0:123:06:310
3327481995045,3cyclictest2636582-1kworker/3:1H19:26:363
3327481995045,3cyclictest2636582-1kworker/3:1H00:38:493
3327477995047,2cyclictest3525943-21kworker/2:200:25:222
3327477995045,3cyclictest2909223-1kworker/2:0H22:33:022
3327472995047,2cyclictest3465649-21kworker/0:023:27:360
3327472995047,2cyclictest3408417-21kworker/0:222:21:370
3327472995047,2cyclictest3345002-21kworker/0:220:22:300
3327472995047,2cyclictest3345002-21kworker/0:220:15:050
3327472995047,2cyclictest3335730-21kworker/0:019:55:220
3327472995046,3cyclictest3362000-21kworker/0:221:03:310
3327481994945,2cyclictest2636582-1kworker/3:1H19:37:303
3327481994944,3cyclictest3494103-21kworker/3:023:43:233
3327477994946,2cyclictest2909223-1kworker/2:0H20:51:082
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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