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2025-11-02 - 20:15
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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 Sun Nov 02, 2025 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1244922997243,28cyclictest1294600-21kworker/1:210:05:001
1244922997239,30cyclictest1311874-21kworker/1:110:35:151
1244922997141,28cyclictest1239385-21kworker/1:207:35:151
1244922997040,28cyclictest1294600-21kworker/1:209:50:131
1244922996742,23cyclictest1333223-21kworker/1:012:30:301
1244922996740,25cyclictest1333223-21kworker/1:012:20:141
1244922996727,38cyclictest1259994-21kworker/1:308:15:151
1244922996541,23cyclictest3382256-1kworker/1:1H07:55:011
1244922996432,30cyclictest3382256-1kworker/1:1H12:05:131
1244922996432,30cyclictest1294600-21kworker/1:209:55:131
1244922996359,2cyclictest0-21swapper/111:15:471
1244922996335,27cyclictest1280240-21kworker/1:109:20:011
1244922996332,29cyclictest1280240-21kworker/1:109:30:151
124492299630,61cyclictest0-21swapper/112:37:031
1244922996260,1cyclictest0-21swapper/108:26:211
1244922996248,2cyclictest0-21swapper/110:45:051
1244922996242,18cyclictest1269945-21kworker/1:008:30:151
1244922996239,21cyclictest1259994-21kworker/1:308:20:161
1244922996232,29cyclictest1311874-21kworker/1:110:55:141
1244922996231,29cyclictest1259994-21kworker/1:308:05:141
124492299621,59cyclictest0-21swapper/112:30:001
1244922996138,22cyclictest1333223-21kworker/1:011:40:171
1244922996131,29cyclictest1255135-21kworker/1:107:40:171
1244930996046,12cyclictest1712466-1kworker/3:2H08:35:163
1244930996045,7cyclictest1712466-1kworker/3:2H08:05:143
1244922996057,2cyclictest0-21swapper/109:35:101
1244922996043,15cyclictest1273434-21kworker/1:208:42:391
124492299601,56cyclictest1250280-21cat07:25:001
1244922995943,15cyclictest1311874-21kworker/1:111:02:041
1244922995943,15cyclictest1294600-21kworker/1:210:15:141
1244922995943,15cyclictest1294600-21kworker/1:210:05:251
1244922995942,16cyclictest1294600-21kworker/1:209:40:141
1244922995942,16cyclictest1278059-21kworker/1:008:50:141
1244922995935,23cyclictest1311874-21kworker/1:111:05:171
1244922995930,27cyclictest3382256-1kworker/1:1H07:15:171
1244922995929,28cyclictest3382256-1kworker/1:1H08:35:151
1244922995927,30cyclictest1294600-21kworker/1:210:20:161
1244922995843,14cyclictest1331256-21kworker/1:211:30:071
1244922995842,15cyclictest1333223-21kworker/1:011:55:251
1244922995842,15cyclictest1311874-21kworker/1:111:21:371
1244922995842,15cyclictest1280240-21kworker/1:109:25:001
1244922995742,14cyclictest1333223-21kworker/1:012:17:401
1244922995742,14cyclictest1333223-21kworker/1:012:17:391
1244922995742,14cyclictest1333223-21kworker/1:012:00:131
1244922995742,14cyclictest1333223-21kworker/1:011:45:181
1244922995742,14cyclictest1255135-21kworker/1:107:45:061
1244922995741,15cyclictest1333223-21kworker/1:011:50:151
1244922995741,15cyclictest1294600-21kworker/1:210:25:411
1244922995741,15cyclictest1259994-21kworker/1:308:10:061
1244922995641,14cyclictest1311874-21kworker/1:110:50:201
1244922995641,14cyclictest1294600-21kworker/1:210:10:151
1244922995641,14cyclictest1239385-21kworker/1:207:29:111
1244922995640,15cyclictest1333223-21kworker/1:012:12:411
1244922995640,15cyclictest1333223-21kworker/1:011:39:091
1244922995640,15cyclictest1280240-21kworker/1:109:00:061
1244922995640,15cyclictest1259994-21kworker/1:308:01:391
1244922995639,16cyclictest1311874-21kworker/1:111:10:171
1244922995637,17cyclictest1239385-21kworker/1:207:30:151
1244926995551,2cyclictest1221870-21kworker/2:008:35:372
1244926995550,3cyclictest1221870-21kworker/2:007:37:112
1244922995540,14cyclictest1311874-21kworker/1:111:26:431
1244922995540,14cyclictest1311874-21kworker/1:110:40:201
1244922995540,14cyclictest1278059-21kworker/1:008:55:141
1244922995539,15cyclictest1259994-21kworker/1:307:55:061
1244922995539,15cyclictest1259994-21kworker/1:307:55:061
1244922995528,26cyclictest1280240-21kworker/1:109:05:141
1244930995439,6cyclictest1712466-1kworker/3:2H07:30:153
1244926995450,3cyclictest1314575-21kworker/2:211:00:542
1244922995439,14cyclictest1280240-21kworker/1:109:25:161
1244922995437,16cyclictest1294600-21kworker/1:209:45:021
1244919995450,2cyclictest2112903-1kworker/0:0H08:46:380
1244926995348,3cyclictest1221870-21kworker/2:007:40:242
1244922995337,15cyclictest1294600-21kworker/1:210:30:001
1244922995337,15cyclictest1280240-21kworker/1:109:10:161
1244922995327,25cyclictest1239385-21kworker/1:207:10:151
124492299530,19cyclictest1278211-21latency_hist08:50:011
1244919995339,9cyclictest2112903-1kworker/0:0H10:05:150
1244930995247,3cyclictest1304782-21kworker/3:110:12:153
1244926995248,3cyclictest1327750-21kworker/2:011:48:392
1244926995247,3cyclictest1221870-21kworker/2:009:46:062
1244926995247,3cyclictest1221870-21kworker/2:007:48:392
1244919995248,2cyclictest1321257-21kworker/0:011:03:050
1244926995148,2cyclictest1337549-21kworker/2:112:10:312
1244926995148,2cyclictest1314575-21kworker/2:210:45:052
1244926995148,2cyclictest1221870-21kworker/2:010:05:462
1244926995147,3cyclictest1221870-21kworker/2:008:33:052
1244926995147,2cyclictest1337549-21kworker/2:112:04:382
1244919995148,2cyclictest1291291-21kworker/0:209:34:550
1244919995147,2cyclictest1302912-21kworker/0:210:53:050
1244919995147,2cyclictest1246439-21kworker/0:307:30:280
1244919995146,3cyclictest2112903-1kworker/0:0H09:10:010
1244926995047,2cyclictest1221870-21kworker/2:009:17:312
1244926995047,2cyclictest1221870-21kworker/2:008:11:402
1244919995047,2cyclictest1240503-21kworker/0:107:15:420
1244919995045,3cyclictest2112903-1kworker/0:0H08:05:310
1244930994944,3cyclictest1712466-1kworker/3:2H08:40:143
1244926994946,2cyclictest1221870-21kworker/2:009:29:522
1244926994946,2cyclictest1221870-21kworker/2:008:21:392
1244926994945,3cyclictest1314575-21kworker/2:211:05:252
1244926994944,3cyclictest3679168-1kworker/2:2H08:40:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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