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2026-04-06 - 23:34
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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 06, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3779146996763,2cyclictest3817431-21diskmemload11:30:141
3779146996562,2cyclictest0-21swapper/107:59:141
3779146996461,2cyclictest0-21swapper/109:12:401
377914699610,60cyclictest0-21swapper/110:59:461
3779146996040,18cyclictest3888058-21kworker/1:110:45:181
3779146995956,2cyclictest0-21swapper/112:36:121
3779146995942,16cyclictest3858800-21kworker/1:010:20:121
3779146995855,2cyclictest0-21swapper/111:47:461
3779146995842,15cyclictest3900111-21kworker/1:310:50:061
3779146995842,14cyclictest3116789-1kworker/1:1H09:35:361
3779146995841,16cyclictest3806079-21kworker/1:008:45:141
3779146995840,17cyclictest3116789-1kworker/1:1H09:59:401
3779146995840,17cyclictest3116789-1kworker/1:1H09:59:401
3779146995840,17cyclictest3116789-1kworker/1:1H07:15:001
3779146995840,16cyclictest3841817-21kworker/1:209:40:111
3779146995839,17cyclictest3900111-21kworker/1:311:00:001
3779146995836,21cyclictest3116789-1kworker/1:1H07:20:001
3779146995755,1cyclictest0-21swapper/111:24:161
3779146995741,15cyclictest3801381-21kworker/1:108:40:261
3779146995739,17cyclictest3879995-21kworker/1:310:30:131
3779146995738,18cyclictest3846196-21kworker/1:109:50:151
377914699570,56cyclictest0-21swapper/108:06:151
3779146995641,14cyclictest3951238-21kworker/1:111:55:061
3779146995641,14cyclictest3927498-21kworker/1:011:25:001
3779146995641,14cyclictest3888058-21kworker/1:110:40:141
3779146995641,14cyclictest3837507-21kworker/1:009:48:171
3779146995641,14cyclictest3801381-21kworker/1:108:20:131
3779146995641,14cyclictest3801381-21kworker/1:108:20:131
3779146995640,15cyclictest3801381-21kworker/1:108:20:001
3779146995640,15cyclictest3790397-21kworker/1:007:42:141
3779146995639,16cyclictest3972786-21kworker/1:212:20:141
3779146995639,16cyclictest3801381-21kworker/1:108:30:131
3779146995639,16cyclictest3778954-21kworker/1:007:20:131
3779146995639,15cyclictest3116789-1kworker/1:1H11:35:571
3779146995638,17cyclictest3832964-21kworker/1:109:30:061
3779146995638,17cyclictest3819973-21kworker/1:109:15:131
3779146995638,17cyclictest3806079-21kworker/1:008:35:131
3779146995638,16cyclictest3942000-21kworker/1:311:45:001
3779146995637,17cyclictest3942000-21kworker/1:311:50:131
3779146995540,14cyclictest3785195-21kworker/1:107:29:451
3779146995537,17cyclictest3964176-21kworker/1:212:10:141
3779146995537,17cyclictest3900111-21kworker/1:311:05:141
3779146995537,17cyclictest3877404-21kworker/1:210:25:141
3779146995537,17cyclictest3811213-21kworker/1:209:00:131
3779146995537,17cyclictest3801381-21kworker/1:108:25:011
3779146995439,14cyclictest3858800-21kworker/1:010:05:161
3779146995439,14cyclictest3854719-21kworker/1:310:00:321
3779146995439,14cyclictest3819973-21kworker/1:109:20:261
3779146995437,16cyclictest3955536-21kworker/1:012:15:151
3779146995435,18cyclictest3796828-21kworker/1:008:10:101
3779145995449,3cyclictest3115968-1kworker/0:0H11:52:400
3779145995449,3cyclictest3115968-1kworker/0:0H11:00:270
3779146995338,14cyclictest3858800-21kworker/1:010:10:411
3779146995338,14cyclictest3796828-21kworker/1:008:04:171
3779146995337,15cyclictest3980150-21kworker/1:112:31:051
3779146995337,15cyclictest3959860-21kworker/1:112:05:011
3779150995247,3cyclictest2540909-1kworker/3:0H10:02:463
3779150995246,4cyclictest3790405-21kworker/3:209:10:403
3779148995248,2cyclictest3968805-21kworker/2:112:15:312
3779146995236,15cyclictest3918827-21kworker/1:111:15:591
3779146995236,15cyclictest3914265-21kworker/1:011:10:151
3779146995236,15cyclictest3914265-21kworker/1:011:10:151
3779146995236,15cyclictest3811213-21kworker/1:208:55:151
3779146995236,15cyclictest3786327-21kworker/1:207:50:211
3779145995248,3cyclictest3790406-21kworker/0:208:21:320
3779145995248,3cyclictest3790406-21kworker/0:208:21:320
3779145995248,2cyclictest3790406-21kworker/0:208:46:140
3779145995248,2cyclictest3115968-1kworker/0:0H08:15:140
3779150995148,2cyclictest3790405-21kworker/3:209:15:423
3779150995148,2cyclictest3782646-21kworker/3:007:43:143
3779150995147,2cyclictest3790405-21kworker/3:209:39:403
3779150995145,4cyclictest3854528-21kworker/3:112:25:223
3779148995147,2cyclictest3968805-21kworker/2:112:21:032
3779146995136,14cyclictest3811213-21kworker/1:209:05:151
3779146995136,14cyclictest3811213-21kworker/1:208:50:291
3779146995136,14cyclictest3786327-21kworker/1:207:35:011
3779146995136,14cyclictest3783199-21kworker/1:307:35:131
3779145995148,2cyclictest3848346-21kworker/0:209:59:450
3779145995148,2cyclictest3848346-21kworker/0:209:59:450
3779150995045,3cyclictest2540909-1kworker/3:0H09:20:143
3779150995044,3cyclictest2540909-1kworker/3:0H10:25:143
3779148995045,3cyclictest3795273-21kworker/2:208:34:402
3779146995035,14cyclictest3858800-21kworker/1:010:15:141
3779146995033,16cyclictest3786327-21kworker/1:207:45:181
3779145995046,3cyclictest3848346-21kworker/0:210:10:000
3779145995046,2cyclictest3782876-21kworker/0:207:31:140
3779145995045,4cyclictest3115968-1kworker/0:0H11:05:160
3779150994946,2cyclictest3790405-21kworker/3:208:25:413
3779150994945,3cyclictest3854528-21kworker/3:110:52:143
3779150994944,3cyclictest2540909-1kworker/3:0H08:15:143
3779148994946,2cyclictest3915244-21kworker/2:211:37:082
3779148994946,2cyclictest3846228-21kworker/2:110:11:072
3779148994944,3cyclictest3915244-21kworker/2:211:41:152
3779145994946,2cyclictest3790406-21kworker/0:208:33:150
3779145994945,2cyclictest3777575-21kworker/0:107:10:060
3779150994845,2cyclictest3790405-21kworker/3:208:21:153
3779150994845,2cyclictest3790405-21kworker/3:208:21:153
3779150994845,2cyclictest3790405-21kworker/3:207:59:393
3779150994843,3cyclictest2540909-1kworker/3:0H11:45:003
3779150994843,3cyclictest2540909-1kworker/3:0H10:05:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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