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2026-07-08 - 07:37
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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 Wed Jul 08, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1170217996832,35cyclictest1184325-21kworker/1:320:00:131
117021799640,63cyclictest0-21swapper/100:08:101
117021799630,62cyclictest0-21swapper/121:13:491
1170217996259,2cyclictest0-21swapper/119:56:511
1170217996242,18cyclictest1195167-21kworker/1:320:30:001
117021799620,60cyclictest0-21swapper/120:23:261
1170217996158,2cyclictest0-21swapper/121:25:591
1170217996158,2cyclictest0-21swapper/100:26:051
1170217996141,18cyclictest1303365-21kworker/1:123:00:131
1170217996141,18cyclictest1221918-21kworker/1:021:30:141
1170217996056,2cyclictest0-21swapper/122:47:031
1170217996043,16cyclictest1221918-21kworker/1:021:36:011
117021799600,59cyclictest0-21swapper/122:21:071
1170217995956,2cyclictest0-21swapper/119:11:251
1170217995943,15cyclictest1374969-21kworker/1:100:11:331
1170217995943,15cyclictest1168861-21kworker/1:119:15:061
1170217995942,16cyclictest4108933-1kworker/1:2H22:00:141
1170217995941,17cyclictest1308160-21kworker/1:223:15:001
1170217995941,17cyclictest1173068-21kworker/1:319:30:141
1170217995939,19cyclictest1196410-21kworker/1:020:40:141
1170222995847,9cyclictest3239927-1kworker/3:0H22:30:003
1170217995855,2cyclictest0-21swapper/123:55:251
1170217995843,14cyclictest1348703-21kworker/1:100:00:141
1170217995843,14cyclictest1339013-21kworker/1:023:35:141
1170217995843,14cyclictest1274516-21kworker/1:222:25:141
1170217995842,15cyclictest1298581-21kworker/1:022:50:141
1170217995842,15cyclictest1242658-21kworker/1:021:50:011
1170217995842,15cyclictest1203767-21kworker/1:221:09:551
1170217995841,16cyclictest1329379-21kworker/1:223:24:411
1170217995841,16cyclictest1319277-21kworker/1:123:15:151
1170217995837,19cyclictest1289030-21kworker/1:122:40:131
1170217995742,14cyclictest4108933-1kworker/1:2H22:55:051
1170217995742,14cyclictest1329379-21kworker/1:223:25:131
1170217995742,14cyclictest1329379-21kworker/1:223:25:131
1170217995742,14cyclictest1232960-21kworker/1:121:45:001
1170217995742,14cyclictest1183703-21kworker/1:119:50:011
1170217995742,14cyclictest1182161-21kworker/1:019:42:561
1170217995741,15cyclictest1392014-21kworker/1:300:30:141
1170217995740,16cyclictest4108933-1kworker/1:2H20:35:171
1170217995740,16cyclictest1329379-21kworker/1:223:30:121
1170217995740,16cyclictest1329379-21kworker/1:223:30:111
1170217995740,16cyclictest1202227-21kworker/1:120:50:131
1170217995654,1cyclictest0-21swapper/119:21:341
1170217995641,14cyclictest4108933-1kworker/1:2H20:45:141
1170217995641,14cyclictest1339013-21kworker/1:023:40:141
1170217995641,14cyclictest1254989-21kworker/1:022:17:301
1170217995640,15cyclictest1358596-21kworker/1:023:54:571
1170217995639,16cyclictest1254989-21kworker/1:022:15:001
117021799562,51cyclictest26-21ksoftirqd/120:05:161
117021799560,2cyclictest0-21swapper/123:46:031
1170222995544,8cyclictest3239927-1kworker/3:0H20:25:003
1170217995540,14cyclictest1370076-21kworker/1:200:15:141
1170217995540,14cyclictest1202227-21kworker/1:120:55:141
1170217995539,15cyclictest1188322-21kworker/1:120:10:161
1170217995539,14cyclictest4108933-1kworker/1:2H20:15:151
1170217995536,17cyclictest1173068-21kworker/1:319:35:141
117021799550,54cyclictest0-21swapper/121:55:111
1170222995449,3cyclictest3239927-1kworker/3:0H20:41:253
1170222995442,9cyclictest3239927-1kworker/3:0H20:45:153
1170222995438,14cyclictest3239927-1kworker/3:0H23:30:113
1170222995438,14cyclictest3239927-1kworker/3:0H23:30:113
1170217995439,14cyclictest4108933-1kworker/1:2H22:06:141
1170217995439,14cyclictest4108933-1kworker/1:2H21:18:561
1170217995439,14cyclictest1217043-21kworker/1:221:20:011
1170217995439,14cyclictest1203767-21kworker/1:221:00:571
1170217995439,14cyclictest1173068-21kworker/1:319:25:141
1170217995436,17cyclictest1284125-21kworker/1:022:35:131
1170222995348,3cyclictest3239927-1kworker/3:0H21:56:403
1170217995337,15cyclictest1237774-21kworker/1:221:41:021
117021799532,1cyclictest0-21swapper/122:32:071
1170222995247,3cyclictest3239927-1kworker/3:0H21:21:563
1170222995247,3cyclictest1258594-21kworker/3:022:54:303
1170217995236,15cyclictest1374969-21kworker/1:100:20:111
1170217995226,25cyclictest1308160-21kworker/1:223:05:161
1170222995146,3cyclictest1189926-21kworker/3:121:20:003
1170219995147,3cyclictest3193974-1kworker/2:0H20:51:242
1170219995146,3cyclictest3193974-1kworker/2:0H00:28:382
1170217995135,15cyclictest1389726-21kworker/1:000:35:001
1170217995135,15cyclictest1196410-21kworker/1:020:30:231
1170216995147,3cyclictest1353133-21kworker/0:123:59:130
1170216995147,2cyclictest1317618-21kworker/0:323:21:390
1170216995147,2cyclictest1245170-21kworker/0:222:25:430
1170217995034,15cyclictest1182161-21kworker/1:019:45:371
1170222994944,3cyclictest3239927-1kworker/3:0H23:45:153
1170222994944,3cyclictest3239927-1kworker/3:0H19:55:353
1170222994943,4cyclictest3239927-1kworker/3:0H00:26:343
1170222994943,3cyclictest3239927-1kworker/3:0H20:55:543
1170219994944,3cyclictest3193974-1kworker/2:0H22:42:362
1170216994945,2cyclictest1317618-21kworker/0:323:13:450
1170216994944,3cyclictest3912593-1kworker/0:2H22:50:140
1170222994844,3cyclictest1258594-21kworker/3:022:08:553
1170222994843,3cyclictest3239927-1kworker/3:0H00:11:413
1170219994844,3cyclictest3193974-1kworker/2:0H22:10:302
1170219994844,3cyclictest1397680-21kworker/2:200:39:592
1170222994744,2cyclictest3239927-1kworker/3:0H19:17:253
1170222994744,2cyclictest1343898-21kworker/3:123:56:583
1170222994743,3cyclictest3239927-1kworker/3:0H23:39:003
1170222994743,3cyclictest3239927-1kworker/3:0H22:36:493
1170222994743,3cyclictest3239927-1kworker/3:0H21:11:553
1170222994743,3cyclictest1189926-21kworker/3:120:35:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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