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2026-07-31 - 07:14
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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 Fri Jul 31, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
106362099641,61cyclictest0-21swapper/120:25:141
1063620996342,19cyclictest1131589-21kworker/1:121:45:141
106362099630,62cyclictest0-21swapper/123:15:011
106362099630,62cyclictest0-21swapper/123:15:001
1063620996242,18cyclictest531449-1kworker/1:2H20:15:001
1063620996158,2cyclictest0-21swapper/123:16:441
1063620996058,1cyclictest0-21swapper/100:01:151
1063620996042,16cyclictest1254609-21kworker/1:200:05:151
1063620996040,18cyclictest1071700-21kworker/1:119:35:141
1063620996035,23cyclictest1126430-21kworker/1:022:00:151
1063620995943,15cyclictest1098691-21kworker/1:221:00:141
1063620995942,16cyclictest1090715-21kworker/1:220:36:181
1063620995941,17cyclictest1285910-21kworker/1:200:36:181
1063620995941,17cyclictest1285910-21kworker/1:200:36:171
1063620995941,16cyclictest1178280-21kworker/1:122:35:011
1063620995843,14cyclictest1112746-21kworker/1:121:27:271
1063620995843,14cyclictest1081822-21kworker/1:320:15:011
1063620995841,16cyclictest1141235-21kworker/1:121:55:001
106362099578,47cyclictest1067124-21sh19:20:011
1063620995743,14cyclictest1183066-21kworker/1:022:42:081
1063620995743,14cyclictest1154152-21kworker/1:222:11:591
1063620995742,14cyclictest1267633-21kworker/1:100:15:001
1063620995742,14cyclictest1245031-21kworker/1:023:50:321
1063620995742,14cyclictest1100249-21kworker/1:021:20:141
1063620995741,15cyclictest1159510-21kworker/1:322:15:131
1063620995741,15cyclictest1116095-21kworker/1:321:35:531
1063620995741,15cyclictest1074784-21kworker/1:019:45:141
1063620995739,17cyclictest1159510-21kworker/1:322:20:131
1063620995737,18cyclictest1229336-21kworker/1:323:30:141
1063620995737,18cyclictest1198418-21kworker/1:023:20:171
1063620995729,26cyclictest531449-1kworker/1:2H21:10:001
1063620995642,14cyclictest1207599-21kworker/1:323:06:181
1063620995642,14cyclictest1081822-21kworker/1:320:05:161
1063620995641,14cyclictest1178280-21kworker/1:122:48:181
1063620995641,14cyclictest1086424-21kworker/1:020:31:411
1063620995641,14cyclictest1086424-21kworker/1:020:21:451
1063620995641,14cyclictest1067063-21kworker/1:219:25:141
1063620995638,17cyclictest1281117-21kworker/1:000:30:141
1063620995636,18cyclictest1178280-21kworker/1:122:35:131
1063620995627,27cyclictest1192806-21kworker/1:022:50:001
1063620995540,14cyclictest531449-1kworker/1:2H19:50:131
1063620995540,14cyclictest1275532-21kworker/1:100:25:001
1063620995540,14cyclictest1239388-21kworker/1:223:45:131
1063620995540,14cyclictest1168657-21kworker/1:122:27:051
1063620995540,14cyclictest1126430-21kworker/1:021:40:151
1063620995540,14cyclictest1100249-21kworker/1:021:15:181
1063620995540,14cyclictest1100249-21kworker/1:021:11:491
1063620995540,14cyclictest1097150-21kworker/1:120:56:181
1063620995540,14cyclictest1093820-21kworker/1:020:50:431
1063620995540,14cyclictest1062055-21kworker/1:019:20:011
1063620995539,15cyclictest531449-1kworker/1:2H20:00:141
1063620995539,15cyclictest531449-1kworker/1:2H20:00:131
1063620995530,24cyclictest1148886-21kworker/1:122:05:141
106362099550,54cyclictest0-21swapper/121:59:451
1063623995449,3cyclictest1124788-21kworker/2:021:50:232
1063620995440,14cyclictest1222399-21kworker/1:223:25:161
1063620995439,14cyclictest1202707-21kworker/1:223:01:491
1063620995439,14cyclictest1093820-21kworker/1:020:46:431
1063620995439,14cyclictest1090715-21kworker/1:220:40:131
106362099540,53cyclictest0-21swapper/121:30:171
1063616995443,8cyclictest264113-1kworker/0:0H22:40:000
1063620995338,14cyclictest1245031-21kworker/1:023:55:141
1063620995338,14cyclictest1074784-21kworker/1:019:55:261
1063620995338,14cyclictest1067063-21kworker/1:219:31:251
1063620995337,15cyclictest1261860-21kworker/1:000:12:261
1063620995337,15cyclictest1229336-21kworker/1:323:40:141
1063620995336,16cyclictest1178280-21kworker/1:122:55:321
1063616995349,2cyclictest1073236-21kworker/0:220:25:140
1063616995348,3cyclictest1150050-21kworker/0:222:16:490
1063616995340,10cyclictest264113-1kworker/0:0H22:25:140
1063626995247,3cyclictest1066082-21kworker/3:221:26:493
1063623995248,2cyclictest1260332-21kworker/2:100:22:482
1063623995247,3cyclictest985620-1kworker/2:2H20:04:482
1063623995247,3cyclictest985620-1kworker/2:2H20:04:482
1063620995237,14cyclictest1062055-21kworker/1:019:10:001
1063620995234,17cyclictest1275532-21kworker/1:100:20:151
1063616995247,3cyclictest264113-1kworker/0:0H21:31:290
1063616995246,3cyclictest264113-1kworker/0:0H20:30:130
1063623995148,2cyclictest1150745-21kworker/2:022:04:532
1063623995148,2cyclictest1085835-21kworker/2:120:23:482
1063620995136,14cyclictest1071700-21kworker/1:119:40:151
1063616995148,2cyclictest1220841-21kworker/0:223:42:480
1063616995148,2cyclictest1176867-21kworker/0:222:45:310
1063616995148,2cyclictest1103639-21kworker/0:021:28:180
1063616995146,3cyclictest264113-1kworker/0:0H19:51:160
1063616995146,3cyclictest1164431-21kworker/0:022:25:020
1063616995141,6cyclictest264113-1kworker/0:0H22:32:060
1063626995047,2cyclictest1066082-21kworker/3:221:46:183
1063626995045,3cyclictest1184062-21kworker/3:023:44:183
1063626995045,3cyclictest1066082-21kworker/3:222:02:183
1063623995047,2cyclictest1219888-21kworker/2:123:32:132
1063623995047,2cyclictest1150745-21kworker/2:022:07:342
1063623995047,2cyclictest1062060-21kworker/2:019:44:482
1063623995046,2cyclictest1250481-21kworker/2:023:54:452
1063623995045,3cyclictest985620-1kworker/2:2H23:38:532
1063620995017,31cyclictest0-21swapper/123:35:421
1063626994945,3cyclictest1066082-21kworker/3:221:05:103
1063626994945,2cyclictest493060-1kworker/3:0H00:30:143
1063623994946,2cyclictest1063444-21kworker/2:219:10:412
1063616994944,3cyclictest1150050-21kworker/0:222:05:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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