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2025-09-03 - 00:44
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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 Sep 02, 2025 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
212407997142,28cyclictest259786-21kworker/1:209:35:151
212407996939,28cyclictest245175-21kworker/1:109:10:181
212407996741,25cyclictest12954-1kworker/1:0H07:20:161
212407996740,25cyclictest12954-1kworker/1:0H10:40:001
212407996734,32cyclictest245175-21kworker/1:109:10:001
212407996638,26cyclictest12954-1kworker/1:0H07:40:131
212407996634,30cyclictest12954-1kworker/1:0H11:00:131
212407996561,2cyclictest0-21swapper/108:07:031
212407996529,34cyclictest212875-21kworker/1:207:10:141
212407996461,2cyclictest0-21swapper/107:30:131
21240799641,2cyclictest0-21swapper/110:26:101
212407996360,2cyclictest0-21swapper/107:25:231
21240799630,2cyclictest0-21swapper/108:40:401
212407996237,23cyclictest265121-21kworker/1:109:45:151
212407996235,24cyclictest12954-1kworker/1:0H10:20:001
212407996138,21cyclictest12954-1kworker/1:0H12:35:011
212407996043,16cyclictest238678-21kworker/1:008:40:001
212407996041,18cyclictest304897-21kworker/1:011:50:151
212407996037,22cyclictest313561-21kworker/1:012:20:111
212407996037,22cyclictest271615-21kworker/1:110:50:131
212407996028,30cyclictest271615-21kworker/1:110:30:161
212407996027,31cyclictest12954-1kworker/1:0H11:30:141
21240799601,57cyclictest0-21swapper/111:45:001
212407995957,1cyclictest0-21swapper/108:50:181
212407995956,2cyclictest0-21swapper/108:17:131
212407995956,2cyclictest0-21swapper/107:16:161
212407995942,16cyclictest271615-21kworker/1:111:35:161
212407995939,19cyclictest238678-21kworker/1:008:30:151
212407995934,24cyclictest309702-21kworker/1:112:00:141
212407995930,28cyclictest271615-21kworker/1:111:05:151
21240799591,50cyclictest0-21swapper/111:47:031
21240799590,24cyclictest0-21swapper/110:20:201
212407995856,1cyclictest0-21swapper/112:27:061
212407995839,17cyclictest311597-21kworker/1:212:10:131
212407995754,2cyclictest0-21swapper/111:10:421
212407995754,2cyclictest0-21swapper/111:10:421
212407995743,14cyclictest271615-21kworker/1:110:05:141
212407995742,14cyclictest313561-21kworker/1:012:17:091
212407995742,14cyclictest271615-21kworker/1:111:20:081
212407995742,14cyclictest271615-21kworker/1:110:45:151
212407995742,14cyclictest271615-21kworker/1:110:40:141
212407995741,15cyclictest12954-1kworker/1:0H07:50:411
212407995741,14cyclictest12954-1kworker/1:0H12:35:151
212407995738,17cyclictest228527-21kworker/1:008:00:151
212407995737,18cyclictest245175-21kworker/1:108:45:141
212407995736,19cyclictest212875-21kworker/1:207:35:141
212407995728,28cyclictest267085-21kworker/1:009:55:141
212407995728,28cyclictest267085-21kworker/1:009:55:141
212407995641,14cyclictest304897-21kworker/1:011:55:091
212407995641,14cyclictest245175-21kworker/1:108:55:081
212407995640,15cyclictest236986-21kworker/1:208:21:401
212407995639,16cyclictest238678-21kworker/1:008:25:151
212407995636,19cyclictest267085-21kworker/1:009:50:131
212407995634,21cyclictest245175-21kworker/1:109:15:161
212410995549,3cyclictest473567-1kworker/2:0H12:20:102
212407995551,2cyclictest296638-21apt-config11:20:001
212407995540,14cyclictest271615-21kworker/1:110:10:161
212407995540,14cyclictest259786-21kworker/1:209:40:031
212407995540,14cyclictest245175-21kworker/1:109:20:141
212407995540,14cyclictest212875-21kworker/1:207:45:351
212407995528,26cyclictest311597-21kworker/1:212:05:161
21240799550,21cyclictest258582-21cpuspeed_turbos09:25:131
212406995549,3cyclictest3839258-1kworker/0:1H08:00:010
212407995438,15cyclictest271615-21kworker/1:110:55:001
212407995437,16cyclictest212875-21kworker/1:207:55:201
212407995426,27cyclictest259786-21kworker/1:209:30:141
212407995337,15cyclictest228527-21kworker/1:008:10:121
212411995248,2cyclictest268663-21kworker/3:010:15:383
212410995248,3cyclictest473567-1kworker/2:0H09:35:212
212410995247,3cyclictest473567-1kworker/2:0H09:33:082
212407995237,14cyclictest271615-21kworker/1:111:25:021
212407995236,15cyclictest267085-21kworker/1:010:00:291
212406995249,2cyclictest289712-21kworker/0:011:21:050
212411995147,3cyclictest279481-21kworker/3:010:31:073
212411995147,2cyclictest286485-21kworker/3:210:51:083
212411995147,2cyclictest268663-21kworker/3:010:03:083
212410995145,3cyclictest473567-1kworker/2:0H11:10:152
212410995145,3cyclictest473567-1kworker/2:0H11:10:142
212406995148,2cyclictest244760-21kworker/0:008:52:080
212406995147,2cyclictest306719-21kworker/0:212:00:580
212411995047,2cyclictest246750-21kworker/3:208:50:493
212411995047,2cyclictest225288-21kworker/3:208:07:033
212411995047,2cyclictest216049-21kworker/3:107:25:493
212411995046,3cyclictest172859-1kworker/3:2H11:27:363
212411995046,2cyclictest298355-21kworker/3:111:36:203
212411995046,2cyclictest172859-1kworker/3:2H12:00:353
212411995045,3cyclictest172859-1kworker/3:2H08:35:343
212410995047,2cyclictest473567-1kworker/2:0H11:05:432
212407995034,15cyclictest245175-21kworker/1:109:03:101
212406995047,2cyclictest284854-21kworker/0:210:55:390
212406995047,2cyclictest223609-21kworker/0:007:44:520
212406995047,2cyclictest210721-21kworker/0:207:17:060
212406995046,2cyclictest277867-21kworker/0:210:25:330
212406995046,2cyclictest240253-21kworker/0:208:39:390
212410994944,3cyclictest473567-1kworker/2:0H11:35:442
212406994946,2cyclictest272984-21kworker/0:010:44:120
212411994845,2cyclictest235083-21kworker/3:008:24:083
212411994845,2cyclictest172859-1kworker/3:2H07:14:523
212411994843,3cyclictest172859-1kworker/3:2H09:03:033
212411994842,3cyclictest216049-21kworker/3:107:41:383
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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