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2026-08-09 - 19:11
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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 Aug 09, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1271153996460,2cyclictest0-21swapper/122:36:011
1271153996460,2cyclictest0-21swapper/120:45:371
1271153996235,26cyclictest1361651-21kworker/1:022:15:141
127115399620,61cyclictest0-21swapper/123:30:511
127115399620,2cyclictest0-21swapper/121:15:001
127115399610,1cyclictest0-21swapper/123:10:061
1271153996042,17cyclictest1303159-21kworker/1:320:50:151
1271153996036,21cyclictest1445403-21kworker/1:323:50:131
1271153995944,14cyclictest1396803-21kworker/1:122:50:061
1271153995943,15cyclictest1356839-21kworker/1:222:07:091
1271153995942,16cyclictest1375903-21kworker/1:122:25:181
1271153995942,16cyclictest1356839-21kworker/1:222:10:191
1271153995939,18cyclictest1435559-1kworker/1:2H00:10:201
1271153995939,18cyclictest1435559-1kworker/1:2H00:10:191
1271153995843,14cyclictest996569-1kworker/1:0H22:45:141
1271153995843,14cyclictest996569-1kworker/1:0H20:35:151
1271153995843,14cyclictest1435559-1kworker/1:2H00:20:141
1271153995843,14cyclictest1392019-21kworker/1:022:44:391
1271153995843,14cyclictest1392019-21kworker/1:022:44:381
1271153995843,14cyclictest1316597-21kworker/1:121:20:431
1271153995843,14cyclictest1272555-21kworker/1:019:20:141
1271153995843,14cyclictest1272555-21kworker/1:019:20:141
1271153995842,15cyclictest1435559-1kworker/1:2H00:18:221
1271153995842,15cyclictest1420710-21kworker/1:123:22:401
1271153995842,15cyclictest1274869-21kworker/1:119:31:491
1271153995841,16cyclictest1293372-21kworker/1:020:25:151
1271153995840,16cyclictest996569-1kworker/1:0H19:45:181
1271153995742,14cyclictest1430458-21kworker/1:223:25:131
1271153995742,14cyclictest1375903-21kworker/1:122:30:141
1271153995742,14cyclictest1290908-21kworker/1:220:17:111
1271153995742,14cyclictest1284118-21kworker/1:119:55:141
1271153995741,15cyclictest996569-1kworker/1:0H23:02:081
1271153995741,15cyclictest996569-1kworker/1:0H22:20:151
1271153995741,15cyclictest1465185-21kworker/1:100:05:161
1271153995741,15cyclictest1420710-21kworker/1:123:17:131
1271153995741,15cyclictest1309325-21kworker/1:221:16:381
1271153995740,16cyclictest1270977-21kworker/1:319:10:151
1271153995730,25cyclictest996569-1kworker/1:0H19:40:001
1271153995641,14cyclictest1474649-21kworker/1:000:25:151
1271153995641,14cyclictest1337161-21kworker/1:321:40:171
1271153995641,14cyclictest1326031-21kworker/1:221:30:001
1271153995641,14cyclictest1321329-21kworker/1:022:00:021
1271153995641,14cyclictest1316597-21kworker/1:121:25:021
1271153995641,14cyclictest1316597-21kworker/1:121:25:011
1271153995639,16cyclictest1304947-21kworker/1:120:55:141
1271154995548,4cyclictest3481646-1kworker/2:1H23:17:402
1271153995541,14cyclictest1284118-21kworker/1:120:00:011
1271153995540,14cyclictest1474649-21kworker/1:000:35:141
1271153995540,14cyclictest1435559-1kworker/1:2H23:59:031
1271153995540,14cyclictest1401689-21kworker/1:223:05:091
1271153995540,14cyclictest1279907-21kworker/1:319:41:181
1271153995539,15cyclictest1435559-1kworker/1:2H23:45:491
1271153995538,16cyclictest1474649-21kworker/1:000:30:011
1271153995538,16cyclictest1450507-21kworker/1:000:00:091
1271153995538,16cyclictest1304947-21kworker/1:121:00:161
1271153995537,17cyclictest1321329-21kworker/1:021:50:161
1271153995537,16cyclictest1284118-21kworker/1:119:50:151
1271148995551,2cyclictest1280765-21kworker/0:019:45:060
1271154995450,2cyclictest1291832-21kworker/2:020:14:082
1271153995448,3cyclictest1-21systemd20:45:001
1271153995439,14cyclictest1401689-21kworker/1:222:59:391
1271153995439,14cyclictest1293372-21kworker/1:020:30:011
1271153995438,15cyclictest996569-1kworker/1:0H20:20:141
1271153995438,15cyclictest1430458-21kworker/1:223:35:151
1271153995438,15cyclictest1284118-21kworker/1:120:07:381
1271153995438,15cyclictest1272806-21kworker/1:219:15:021
1271153995436,16cyclictest1435559-1kworker/1:2H23:42:431
1271155995348,3cyclictest493060-1kworker/3:0H00:02:003
1271153995338,14cyclictest1321329-21kworker/1:021:55:151
1271153995337,15cyclictest1274869-21kworker/1:119:25:161
1271153995336,16cyclictest1321329-21kworker/1:021:45:231
127115399530,3cyclictest1291885-21true20:15:011
1271155995246,4cyclictest493060-1kworker/3:0H22:49:383
1271153995237,14cyclictest1304947-21kworker/1:121:08:371
1271148995249,2cyclictest1301613-21kworker/0:021:07:030
1271148995249,2cyclictest1291838-21kworker/0:220:15:330
1271148995249,2cyclictest1287196-21kworker/0:120:07:130
1271148995249,2cyclictest1280765-21kworker/0:019:57:370
1271155995147,2cyclictest1298113-21kworker/3:221:16:373
1271155995146,3cyclictest493060-1kworker/3:0H23:00:003
1271155995146,3cyclictest1367990-21kworker/3:023:09:373
1271154995148,2cyclictest1279235-21kworker/2:119:42:182
1271154995147,3cyclictest3481646-1kworker/2:1H00:28:182
1271154995146,3cyclictest1384861-21kworker/2:022:36:012
1271153995131,18cyclictest1321329-21kworker/1:021:35:161
1271148995148,2cyclictest1356233-21kworker/0:222:13:370
1271148995148,2cyclictest1280864-21kworker/0:319:44:430
1271148995147,2cyclictest2712751-1kworker/0:2H00:15:010
1271148995147,2cyclictest2712751-1kworker/0:2H00:15:000
1271155995045,3cyclictest1277756-21kworker/3:219:50:473
1271148995047,2cyclictest1432961-21kworker/0:100:05:050
1271155994946,2cyclictest1367990-21kworker/3:022:37:363
1271155994946,2cyclictest1285655-21kworker/3:020:07:433
1271155994944,3cyclictest493060-1kworker/3:0H22:10:013
1271154994946,2cyclictest1272549-21kworker/2:019:13:482
1271154994945,2cyclictest3481646-1kworker/2:1H20:30:152
1271148994946,2cyclictest1312223-21kworker/0:121:16:050
1271148994946,2cyclictest1272546-21kworker/0:219:27:120
1271148994944,3cyclictest2712751-1kworker/0:2H22:50:040
1271155994845,2cyclictest1298113-21kworker/3:220:57:253
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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