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2024-07-27 - 07:36
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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 50 highest latencies:
System rackeslot3.osadl.org (updated Sat Jul 27, 2024 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
292565699671,3cyclictest3079041-21fschecks_time23:35:121
292565699651,1cyclictest0-21swapper/121:11:411
2925656996333,28cyclictest3009487-21kworker/1:322:25:171
2925656996333,28cyclictest2927112-21kworker/1:219:25:141
292565699630,61cyclictest0-21swapper/100:27:111
2925656996235,26cyclictest3055534-21kworker/1:123:10:131
2925656996230,30cyclictest3117226-21kworker/1:300:35:121
2925656996143,17cyclictest3009487-21kworker/1:322:22:451
2925656996143,17cyclictest2982696-21kworker/1:321:35:141
2925656996142,18cyclictest3055534-21kworker/1:123:15:131
2925656996132,28cyclictest3117226-21kworker/1:300:30:011
2925656996041,17cyclictest3097228-21kworker/1:100:10:161
2925656996035,23cyclictest2965444-21kworker/1:121:25:201
2925656995956,2cyclictest0-21swapper/122:14:551
2925656995950,7cyclictest0-21swapper/120:30:211
2925656995942,16cyclictest2944777-21kworker/1:320:10:131
2925656995940,18cyclictest3060047-21kworker/1:223:30:311
2925656995843,14cyclictest3060047-21kworker/1:223:20:171
2925656995843,14cyclictest2927112-21kworker/1:219:20:121
2925656995742,14cyclictest3051520-21kworker/1:323:02:111
2925656995742,14cyclictest2955709-21kworker/1:020:42:401
2925656995742,14cyclictest2936657-21kworker/1:120:00:141
2925656995742,14cyclictest2936657-21kworker/1:119:55:401
2925656995741,15cyclictest2982696-21kworker/1:321:33:131
2925656995740,16cyclictest3039044-21kworker/1:122:45:141
2925656995739,17cyclictest1366723-1kworker/1:1H22:30:131
2925656995737,18cyclictest1366723-1kworker/1:1H22:00:141
2925656995733,23cyclictest3051169-21kworker/1:023:00:001
2925656995721,25cyclictest0-21swapper/122:40:101
292565699570,55cyclictest0-21swapper/123:43:111
2925656995641,14cyclictest3097228-21kworker/1:100:00:151
2925656995641,14cyclictest3097228-21kworker/1:100:00:151
2925656995641,14cyclictest3009487-21kworker/1:322:38:401
2925656995641,14cyclictest3009487-21kworker/1:322:38:401
2925656995641,14cyclictest2922724-21kworker/1:019:10:131
2925656995640,15cyclictest3060047-21kworker/1:223:25:201
2925656995640,15cyclictest2995499-21kworker/1:021:55:141
2925656995640,15cyclictest2944777-21kworker/1:320:15:151
2925656995640,15cyclictest2936657-21kworker/1:119:53:401
2925656995639,16cyclictest3097228-21kworker/1:100:00:011
2925656995631,24cyclictest2958005-21kworker/1:321:05:151
2925656995625,30cyclictest2955709-21kworker/1:020:45:131
2925656995540,14cyclictest3081055-21kworker/1:023:50:121
2925656995540,14cyclictest2965444-21kworker/1:121:20:111
2925656995539,15cyclictest1366723-1kworker/1:1H19:17:331
2925656995538,16cyclictest2982696-21kworker/1:321:40:221
2925656995534,20cyclictest3097228-21kworker/1:100:15:131
2925659995449,3cyclictest1632082-1kworker/2:1H22:20:142
2925656995439,14cyclictest3081055-21kworker/1:023:45:051
2925656995439,14cyclictest3009487-21kworker/1:322:15:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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