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2023-10-04 - 23:07
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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 (updated Wed Oct 04, 2023 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1319639996561,2cyclictest1465545-21cron11:19:591
1319639996241,14cyclictest1404380-21kworker/1:010:10:231
131963999623,3cyclictest1399172-21kworker/1:210:00:031
1319639996142,18cyclictest1423679-21kworker/1:210:45:241
131963999610,60cyclictest0-21swapper/109:08:411
131963999610,4cyclictest1498772-21kworker/1:112:04:561
1319639996043,16cyclictest1331732-21kworker/1:207:45:241
1319639996042,17cyclictest1498772-21kworker/1:112:10:011
1319639996040,18cyclictest1316946-21kworker/1:107:10:211
1319639995944,14cyclictest1454013-21kworker/1:011:10:021
1319639995944,14cyclictest1404380-21kworker/1:010:15:251
1319639995944,14cyclictest1404380-21kworker/1:010:15:241
1319639995942,16cyclictest1347206-21kworker/1:109:25:241
1319639995940,17cyclictest1331732-21kworker/1:207:55:251
1319639995855,2cyclictest0-21swapper/109:34:511
1319639995843,14cyclictest1498772-21kworker/1:112:26:351
1319639995843,14cyclictest1465028-21kworker/1:211:49:061
1319639995843,14cyclictest1465028-21kworker/1:211:20:041
1319639995843,14cyclictest1454013-21kworker/1:011:07:351
1319639995843,14cyclictest1331732-21kworker/1:208:00:261
1319639995842,15cyclictest1022781-1kworker/1:2H12:15:331
1319639995841,16cyclictest1439145-21kworker/1:110:55:221
1319639995841,16cyclictest1423679-21kworker/1:210:35:031
1319639995841,16cyclictest1022781-1kworker/1:2H12:30:071
1319639995841,15cyclictest1379204-21kworker/1:009:35:271
1319639995840,16cyclictest1347206-21kworker/1:108:55:221
1319639995838,19cyclictest1325465-21kworker/1:107:25:221
1319641995749,4cyclictest21838-1kworker/3:1H12:20:013
1319639995742,14cyclictest1423679-21kworker/1:210:40:241
1319639995742,14cyclictest1404380-21kworker/1:010:22:011
1319639995742,14cyclictest1404380-21kworker/1:010:22:001
1319639995742,14cyclictest1385171-21kworker/1:109:55:051
1319639995742,14cyclictest1347206-21kworker/1:109:17:071
1319639995742,14cyclictest1347206-21kworker/1:109:10:231
1319639995742,14cyclictest1347206-21kworker/1:108:35:051
1319639995742,14cyclictest1339105-21kworker/1:108:15:231
1319639995742,14cyclictest1331732-21kworker/1:207:54:551
1319639995741,15cyclictest1325465-21kworker/1:107:30:231
1319639995740,16cyclictest1465028-21kworker/1:211:35:221
1319641995648,4cyclictest21838-1kworker/3:1H09:20:003
1319639995641,14cyclictest1404380-21kworker/1:010:05:521
1319639995641,14cyclictest1385171-21kworker/1:109:53:371
1319639995641,14cyclictest1323580-21kworker/1:007:20:211
1319639995641,14cyclictest1022781-1kworker/1:2H12:20:261
1319639995640,15cyclictest1474026-21kworker/1:011:30:061
1319639995640,15cyclictest1379204-21kworker/1:009:40:351
1319639995640,15cyclictest1347206-21kworker/1:109:20:231
1319639995640,15cyclictest1339105-21kworker/1:108:20:011
1319639995640,15cyclictest1339105-21kworker/1:108:20:001
1319639995640,15cyclictest1325465-21kworker/1:107:38:011
1319639995639,16cyclictest1331732-21kworker/1:208:10:241
1319641995549,4cyclictest21838-1kworker/3:1H08:30:063
1319640995550,3cyclictest1251765-1kworker/2:0H12:39:362
1319639995540,14cyclictest1493833-21kworker/1:011:55:201
1319639995540,14cyclictest1465028-21kworker/1:211:50:241
1319639995540,14cyclictest1465028-21kworker/1:211:40:251
1319639995540,14cyclictest1465028-21kworker/1:211:25:221
1319639995540,14cyclictest1449157-21kworker/1:211:00:011
1319639995540,14cyclictest1423679-21kworker/1:210:30:251
1319639995540,14cyclictest1347206-21kworker/1:108:54:361
1319639995540,14cyclictest1321019-21kworker/1:207:17:061
1319639995539,15cyclictest1385171-21kworker/1:109:45:261
1319639995539,15cyclictest1347206-21kworker/1:108:44:401
1319639995539,15cyclictest1325465-21kworker/1:107:44:551
1319639995538,16cyclictest1339105-21kworker/1:108:25:231
1319640995450,3cyclictest1251765-1kworker/2:0H07:27:352
1319640995449,3cyclictest1251765-1kworker/2:0H09:17:322
1319639995450,2cyclictest0-21swapper/112:10:061
1319639995439,14cyclictest1523528-21kworker/1:212:35:581
1319639995439,14cyclictest1439145-21kworker/1:110:50:241
1319639995439,14cyclictest1404380-21kworker/1:010:25:011
1319639995439,14cyclictest1331732-21kworker/1:208:05:221
1319639995438,15cyclictest1347206-21kworker/1:108:45:071
1319641995347,4cyclictest1473737-21kworker/3:211:30:173
1319641995347,3cyclictest21838-1kworker/3:1H10:05:233
1319641995346,4cyclictest21838-1kworker/3:1H11:45:243
1319641995345,5cyclictest21838-1kworker/3:1H08:36:083
1319641995344,6cyclictest21838-1kworker/3:1H08:50:223
1319639995338,14cyclictest1345321-21kworker/1:308:30:231
1319641995245,4cyclictest21838-1kworker/3:1H11:40:253
1319641995244,4cyclictest21838-1kworker/3:1H08:49:343
1319640995248,3cyclictest1251765-1kworker/2:0H10:40:352
1319640995247,3cyclictest1251765-1kworker/2:0H12:06:462
1319639995236,15cyclictest1347206-21kworker/1:109:00:001
1319637995246,3cyclictest1432465-1kworker/0:0H12:20:240
1319641995143,6cyclictest777422-21kworker/3:207:35:113
1319640995147,2cyclictest1365392-21kworker/2:111:15:212
1319640995146,2cyclictest1251765-1kworker/2:0H11:40:232
1319637995146,3cyclictest1432465-1kworker/0:0H11:35:060
1319641995045,3cyclictest777422-21kworker/3:207:45:063
1319641995044,4cyclictest21838-1kworker/3:1H11:51:023
1319641995044,4cyclictest21838-1kworker/3:1H07:50:063
1319641995043,5cyclictest21838-1kworker/3:1H11:39:363
1319641995043,4cyclictest21838-1kworker/3:1H10:15:243
1319641995043,4cyclictest21838-1kworker/3:1H10:15:233
1319641995040,7cyclictest21838-1kworker/3:1H12:15:013
1319640995045,3cyclictest1251765-1kworker/2:0H08:21:372
1319640995045,3cyclictest1251765-1kworker/2:0H08:21:362
1319637995047,2cyclictest914994-1kworker/0:1H07:49:020
1319641994943,4cyclictest777422-21kworker/3:208:19:293
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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