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2026-04-02 - 19:47
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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 Thu Apr 02, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1596860996943,16cyclictest1613049-21kworker/1:208:25:131
1596860996943,16cyclictest1613049-21kworker/1:208:25:131
1596860996844,15cyclictest535011-1kworker/1:2H07:54:201
1596860996840,18cyclictest1614594-21kworker/1:008:30:141
1596860996662,2cyclictest0-21swapper/111:05:471
1596860996460,2cyclictest0-21swapper/110:20:061
1596860996359,2cyclictest0-21swapper/111:25:361
1596860996359,2cyclictest0-21swapper/111:25:351
1596860996343,14cyclictest1665934-21kworker/1:210:00:011
1596860996145,15cyclictest535011-1kworker/1:2H11:20:131
1596860996144,16cyclictest1708394-21kworker/1:110:57:321
1596860995943,15cyclictest1606875-21kworker/1:108:20:201
1596860995942,15cyclictest1595039-21kworker/1:307:25:011
1596860995941,17cyclictest1708394-21kworker/1:110:50:001
1596860995843,14cyclictest1744435-21kworker/1:211:32:131
1596860995843,14cyclictest1654662-21kworker/1:009:50:141
1596860995842,15cyclictest535011-1kworker/1:2H08:57:061
1596860995842,14cyclictest535011-1kworker/1:2H07:30:551
1596860995841,16cyclictest1789999-21kworker/1:212:28:241
1596860995840,15cyclictest1670211-21kworker/1:110:35:311
1596860995839,17cyclictest1603250-21kworker/1:007:45:081
1596860995742,14cyclictest1748541-21kworker/1:011:50:131
1596860995742,14cyclictest1655167-21kworker/1:310:10:141
1596860995742,14cyclictest1606875-21kworker/1:108:10:141
1596860995742,14cyclictest1605058-21kworker/1:307:58:571
1596860995742,14cyclictest1601400-21kworker/1:107:35:091
1596860995741,15cyclictest1712764-21kworker/1:311:00:251
1596860995741,15cyclictest1670211-21kworker/1:110:25:021
1596860995741,14cyclictest1769328-21kworker/1:012:10:111
1596860995653,2cyclictest0-21swapper/108:41:381
1596860995653,2cyclictest0-21swapper/108:05:591
1596860995641,14cyclictest535011-1kworker/1:2H12:05:171
1596860995641,14cyclictest535011-1kworker/1:2H08:49:311
1596860995641,14cyclictest1737595-21kworker/1:111:35:161
1596860995641,14cyclictest1737595-21kworker/1:111:35:151
1596860995641,14cyclictest1703079-21kworker/1:010:42:071
1596860995641,14cyclictest1694671-21kworker/1:310:32:071
1596860995641,14cyclictest1655167-21kworker/1:310:15:171
1596860995641,14cyclictest1655167-21kworker/1:310:05:001
1596860995641,14cyclictest1655167-21kworker/1:309:59:101
1596860995641,14cyclictest1624086-21kworker/1:309:00:131
1596860995641,14cyclictest1595039-21kworker/1:307:15:101
1596860995640,15cyclictest535011-1kworker/1:2H12:18:551
1596860995640,15cyclictest1737595-21kworker/1:112:00:211
1596860995640,15cyclictest1624086-21kworker/1:309:05:291
1596860995640,15cyclictest1606875-21kworker/1:108:15:121
1596860995633,21cyclictest1601400-21kworker/1:107:40:371
1596860995540,14cyclictest535011-1kworker/1:2H08:54:351
1596860995540,14cyclictest1737595-21kworker/1:111:40:141
1596860995540,14cyclictest1605055-21kworker/1:008:00:151
1596860995539,15cyclictest1708394-21kworker/1:110:54:051
1596860995537,17cyclictest1789999-21kworker/1:212:30:141
159686099550,53cyclictest1617924-21cron08:40:001
1596860995439,14cyclictest1638026-21kworker/1:209:25:261
1596860995439,14cyclictest1627426-21kworker/1:209:10:151
1596860995438,15cyclictest1737595-21kworker/1:111:55:161
1596860995438,15cyclictest1724557-21kworker/1:011:14:081
1596859995450,2cyclictest1757082-21kworker/0:012:07:240
1596859995450,2cyclictest1698763-21kworker/0:210:50:310
1596859995448,4cyclictest3115968-1kworker/0:0H11:30:560
1596865995346,5cyclictest3168092-1kworker/2:2H08:10:142
1596860995338,14cyclictest1655167-21kworker/1:309:45:121
1596860995338,14cyclictest1638026-21kworker/1:209:40:001
1596860995338,14cyclictest1629588-21kworker/1:109:15:151
1596860995337,15cyclictest1712764-21kworker/1:311:15:201
1596860995337,15cyclictest1637858-21kworker/1:109:21:391
1596860995337,15cyclictest1595039-21kworker/1:307:11:251
1596859995348,3cyclictest3115968-1kworker/0:0H10:15:580
1596860995237,15cyclictest1769328-21kworker/1:012:20:131
1596860995237,14cyclictest1737595-21kworker/1:111:46:071
1596860995237,14cyclictest1596966-21kworker/1:007:21:591
1596868995145,4cyclictest1688802-21kworker/3:211:11:063
1596860995135,15cyclictest1789999-21kworker/1:212:35:131
1596860995135,15cyclictest1642879-21kworker/1:109:30:121
1596859995147,3cyclictest1757082-21kworker/0:012:30:000
1596859995145,4cyclictest3115968-1kworker/0:0H12:31:100
1596868995046,2cyclictest2721984-1kworker/3:2H07:42:003
1596868995045,3cyclictest2721984-1kworker/3:2H11:50:263
1596868995045,3cyclictest2721984-1kworker/3:2H11:45:313
1596868995045,3cyclictest2721984-1kworker/3:2H10:30:053
1596868995045,3cyclictest2721984-1kworker/3:2H10:20:063
1596865995044,4cyclictest1712375-21kworker/2:010:55:002
1596860995035,14cyclictest1638026-21kworker/1:209:35:141
1596859995046,3cyclictest3115968-1kworker/0:0H07:20:500
1596859994944,3cyclictest3115968-1kworker/0:0H11:45:530
1596859994944,3cyclictest3115968-1kworker/0:0H10:45:220
1596868994843,3cyclictest3715373-21kworker/3:108:20:113
1596868994843,3cyclictest1688802-21kworker/3:210:48:053
1596859994845,2cyclictest335448-21kworker/0:207:10:590
1596859994845,2cyclictest1657867-21kworker/0:009:46:050
1596859994844,3cyclictest3115968-1kworker/0:0H10:01:060
1596859994844,3cyclictest3115968-1kworker/0:0H08:36:330
1596859994844,2cyclictest1657867-21kworker/0:010:27:310
1596859994843,3cyclictest3115968-1kworker/0:0H07:32:220
1596859994842,3cyclictest3115968-1kworker/0:0H08:50:130
1596868994743,3cyclictest1688802-21kworker/3:210:25:313
1596868994742,3cyclictest3715373-21kworker/3:109:41:053
1596865994741,4cyclictest3168092-1kworker/2:2H11:19:082
1596859994744,2cyclictest1622554-21kworker/0:009:35:420
1596859994744,2cyclictest1622554-21kworker/0:009:25:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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