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2026-06-02 - 18:38
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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 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1504696996845,20cyclictest1699305-21kworker/1:012:15:161
150469699670,65cyclictest0-21swapper/109:34:331
150469699670,65cyclictest0-21swapper/108:59:341
150469699660,64cyclictest0-21swapper/110:23:591
150469699660,64cyclictest0-21swapper/107:31:581
150469699650,63cyclictest0-21swapper/111:35:061
1504696996443,18cyclictest1618673-21kworker/1:110:44:591
1504696996360,2cyclictest0-21swapper/107:48:321
150469699630,62cyclictest0-21swapper/109:05:211
1504696996259,2cyclictest0-21swapper/107:22:331
150469699620,60cyclictest0-21swapper/107:39:331
1504696996158,2cyclictest0-21swapper/108:23:321
1504696996143,17cyclictest1542851-21kworker/1:109:10:151
1504696996056,2cyclictest0-21swapper/111:13:331
1504696996056,2cyclictest0-21swapper/110:59:321
1504696996045,14cyclictest1692408-21kworker/1:212:02:371
1504696996044,15cyclictest1524079-21kworker/1:208:19:031
1504696996042,16cyclictest1606618-21kworker/1:110:25:011
1504696996041,18cyclictest1678975-21kworker/1:111:55:151
1504696996041,18cyclictest1527158-21kworker/1:008:45:141
1504696995944,14cyclictest1623182-21kworker/1:211:00:211
1504696995943,14cyclictest1519185-21kworker/1:008:05:101
1504696995942,16cyclictest1528963-21kworker/1:108:25:151
1504696995942,15cyclictest3109315-1kworker/1:0H11:20:141
1504696995942,15cyclictest1553253-21kworker/1:109:55:011
1504696995843,14cyclictest1673138-21kworker/1:011:45:131
1504696995843,14cyclictest1553253-21kworker/1:109:40:131
1504696995843,14cyclictest1553253-21kworker/1:109:35:141
1504696995843,14cyclictest1543569-21kworker/1:309:25:001
1504696995843,14cyclictest1527158-21kworker/1:008:44:551
1504696995843,14cyclictest1519185-21kworker/1:008:00:131
1504696995842,14cyclictest1608885-21kworker/1:310:30:131
1504696995840,16cyclictest1654271-21kworker/1:011:20:011
1504696995742,14cyclictest1718102-21kworker/1:112:35:001
1504696995742,14cyclictest1663329-21kworker/1:111:30:161
1504696995742,14cyclictest1623182-21kworker/1:211:05:001
1504696995742,14cyclictest1553253-21kworker/1:109:45:031
1504696995742,14cyclictest1508367-21kworker/1:007:25:041
1504696995741,15cyclictest1553253-21kworker/1:110:10:001
1504696995741,14cyclictest3109315-1kworker/1:0H07:15:131
1504696995738,17cyclictest3109315-1kworker/1:0H10:15:141
1504703995651,3cyclictest1539822-21kworker/3:209:32:533
1504696995641,14cyclictest3109315-1kworker/1:0H12:05:151
1504696995641,14cyclictest1709064-21kworker/1:212:35:051
1504696995641,14cyclictest1704545-21kworker/1:112:20:131
1504696995641,14cyclictest1577983-21kworker/1:309:50:121
1504696995641,14cyclictest1577983-21kworker/1:309:50:121
1504696995641,14cyclictest1553253-21kworker/1:110:10:151
1504696995641,14cyclictest1531780-21kworker/1:208:35:011
1504696995641,14cyclictest1519185-21kworker/1:007:59:431
1504696995640,15cyclictest1618673-21kworker/1:110:45:151
1504696995640,15cyclictest1582404-21kworker/1:010:00:011
1504696995640,15cyclictest1491965-21kworker/1:007:10:061
1504696995638,17cyclictest3109315-1kworker/1:0H07:50:201
1504696995638,17cyclictest1623182-21kworker/1:210:50:131
1504696995540,14cyclictest1704545-21kworker/1:112:25:121
1504696995540,14cyclictest1668779-21kworker/1:311:40:141
1504696995540,14cyclictest1527158-21kworker/1:008:50:141
1504696995539,15cyclictest1512727-21kworker/1:207:40:011
1504703995450,2cyclictest1594629-21kworker/3:210:18:103
1504703995449,3cyclictest1537964-21kworker/3:108:58:033
1504696995439,14cyclictest1543569-21kworker/1:309:15:001
1504694995449,3cyclictest3009916-1kworker/0:2H09:47:320
1504703995348,3cyclictest1643224-21kworker/3:011:10:313
1504703995348,3cyclictest1539822-21kworker/3:209:42:033
1504699995348,3cyclictest2909223-1kworker/2:0H10:45:332
1504699995348,3cyclictest1528708-21kworker/2:208:39:482
1504696995350,2cyclictest0-21swapper/108:11:071
1504696995338,14cyclictest1678975-21kworker/1:112:10:051
1504696995338,14cyclictest1613957-21kworker/1:010:35:341
1504696995338,14cyclictest1543569-21kworker/1:309:25:051
1504696995334,17cyclictest1658823-21kworker/1:211:25:151
1504703995249,2cyclictest1500377-21kworker/3:007:43:003
1504703995247,3cyclictest2636582-1kworker/3:1H11:56:583
1504696995237,14cyclictest1527158-21kworker/1:008:30:151
1504696995234,17cyclictest1539752-21kworker/1:109:00:141
150469699520,2cyclictest0-21swapper/111:50:061
1504703995147,2cyclictest1643224-21kworker/3:011:20:233
1504703995147,2cyclictest1500377-21kworker/3:008:10:333
1504699995148,2cyclictest2909223-1kworker/2:0H10:55:312
1504694995148,2cyclictest3009916-1kworker/0:2H11:33:320
1504694995146,3cyclictest1588108-21kworker/0:210:16:320
1504703995046,3cyclictest1577739-21kworker/3:010:00:013
1504703995046,2cyclictest1643224-21kworker/3:011:09:083
1504703995045,3cyclictest2636582-1kworker/3:1H09:25:133
1504699995046,3cyclictest1667458-21kworker/2:011:51:332
1504699995045,3cyclictest2909223-1kworker/2:0H11:45:032
1504694995047,2cyclictest1531781-21kworker/0:108:35:470
1504694995047,2cyclictest1500313-21kworker/0:008:16:050
1504694995047,2cyclictest1500313-21kworker/0:007:25:440
1504694995045,3cyclictest3009916-1kworker/0:2H12:24:040
1504703994946,2cyclictest1539822-21kworker/3:209:11:043
1504699994946,2cyclictest1696066-21kworker/2:112:10:382
1504694994946,2cyclictest1531781-21kworker/0:108:53:080
1504694994946,2cyclictest1500313-21kworker/0:008:07:040
1504694994945,3cyclictest3009916-1kworker/0:2H11:23:030
1504703994845,2cyclictest1594629-21kworker/3:210:10:463
1504703994845,2cyclictest1500377-21kworker/3:007:51:583
1504703994844,2cyclictest1539822-21kworker/3:209:08:043
1504703994843,3cyclictest2636582-1kworker/3:1H10:40:233
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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