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2025-12-23 - 13:59
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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 Tue Dec 23, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1161038998680,4cyclictest0-21swapper/100:18:471
1161038997975,2cyclictest0-21swapper/121:35:131
1161038996643,21cyclictest1198795-21kworker/1:121:15:131
1161038996643,21cyclictest1165493-21kworker/1:019:45:001
1161038996642,22cyclictest632007-1kworker/1:0H21:58:141
1161038996639,25cyclictest1227818-21kworker/1:022:45:181
1161038996543,20cyclictest632007-1kworker/1:0H00:03:401
1161038996543,20cyclictest1258250-21kworker/1:000:20:151
1161038996541,21cyclictest1227818-21kworker/1:022:50:151
1161038996539,24cyclictest1245651-21kworker/1:223:45:161
1161038996536,20cyclictest1227818-21kworker/1:023:00:151
1161038996458,3cyclictest0-21swapper/121:25:371
1161038996443,19cyclictest1205202-21kworker/1:021:35:001
1161038996443,19cyclictest1189517-21kworker/1:120:40:141
1161038996443,19cyclictest1160695-21kworker/1:119:15:141
1161038996442,20cyclictest632007-1kworker/1:0H22:40:061
1161038996442,20cyclictest632007-1kworker/1:0H20:30:141
1161038996442,20cyclictest1245651-21kworker/1:223:53:421
1161038996442,20cyclictest1192618-21kworker/1:020:50:161
1161038996441,21cyclictest1245651-21kworker/1:223:45:001
1161038996441,21cyclictest1209850-21kworker/1:121:45:151
1161038996440,22cyclictest632007-1kworker/1:0H22:29:591
1161061996345,3cyclictest3209171-1kworker/3:2H00:25:013
1161038996344,18cyclictest1180274-21kworker/1:120:10:211
1161038996343,18cyclictest1227818-21kworker/1:022:55:161
1161038996342,19cyclictest1237924-21kworker/1:023:15:191
1161038996342,19cyclictest1205202-21kworker/1:021:40:121
1161038996342,19cyclictest1180274-21kworker/1:120:18:181
1161038996342,19cyclictest1165493-21kworker/1:019:30:201
1161038996341,20cyclictest1254919-21kworker/1:200:10:011
1161038996341,20cyclictest1242574-21kworker/1:023:30:011
1161038996341,20cyclictest1216034-21kworker/1:222:11:161
1161038996341,20cyclictest1195697-21kworker/1:221:00:161
1161038996341,19cyclictest1175633-21kworker/1:220:00:151
1161038996340,21cyclictest1202189-21kworker/1:321:20:161
1161038996340,21cyclictest1180274-21kworker/1:120:20:221
1161038996241,19cyclictest632007-1kworker/1:0H20:35:221
1161038996241,19cyclictest1221616-21kworker/1:322:30:151
1161038996241,19cyclictest1219363-21kworker/1:122:15:131
1161038996241,19cyclictest1165493-21kworker/1:019:35:161
1161038996240,20cyclictest1221616-21kworker/1:322:35:121
1161038996141,19cyclictest1175633-21kworker/1:220:07:411
1161038996039,20cyclictest1261350-21kworker/1:100:35:171
1161038995937,20cyclictest1245651-21kworker/1:223:40:011
1161038995839,17cyclictest1261350-21kworker/1:100:30:141
1161038995839,17cyclictest1191077-21kworker/1:220:45:161
116103899580,1cyclictest0-21swapper/122:20:281
1161038995739,17cyclictest1233940-21kworker/1:223:10:161
1161038995738,18cyclictest1198795-21kworker/1:121:15:011
1161038995639,16cyclictest1194156-21kworker/1:120:55:161
1161038995637,18cyclictest1216034-21kworker/1:222:05:151
1161038995636,18cyclictest1175633-21kworker/1:220:00:001
1161061995550,3cyclictest3209171-1kworker/3:2H20:20:223
1161038995538,15cyclictest632007-1kworker/1:0H23:05:151
1161049995451,2cyclictest1186434-21kworker/2:120:29:152
1161049995451,2cyclictest1178735-21kworker/2:220:07:162
1161049995450,2cyclictest1222509-21kworker/2:122:28:162
1161038995438,15cyclictest1239476-21kworker/1:323:25:061
1161038995437,15cyclictest632007-1kworker/1:0H21:08:161
1161038995436,16cyclictest1239476-21kworker/1:323:20:161
1161038995435,17cyclictest1209850-21kworker/1:121:50:171
116103899540,52cyclictest0-21swapper/100:09:591
1161026995450,2cyclictest3267985-1kworker/0:1H20:07:410
1161038995338,14cyclictest1163628-21kworker/1:319:20:161
1161038995336,15cyclictest1165493-21kworker/1:019:50:171
1161049995247,3cyclictest1234854-21kworker/2:123:14:052
1161049995148,2cyclictest1170996-21kworker/2:119:43:282
1161049995147,2cyclictest1180517-21kworker/2:020:21:162
1161049995146,3cyclictest1206764-21kworker/2:121:36:122
1161049995146,3cyclictest1162528-21kworker/2:119:20:272
1161038995148,2cyclictest0-21swapper/120:25:261
1161038995146,3cyclictest634-21sshd19:12:271
1161038995137,14cyclictest1165493-21kworker/1:019:25:221
1161038995136,14cyclictest1245651-21kworker/1:223:55:011
1161038995136,14cyclictest1245651-21kworker/1:223:55:011
1161038995136,14cyclictest1214471-21kworker/1:122:03:091
1161038995136,14cyclictest1165493-21kworker/1:019:45:131
1161026995146,3cyclictest3267985-1kworker/0:1H23:00:200
1161026995146,3cyclictest3267985-1kworker/0:1H21:57:150
1161061995047,2cyclictest1183414-21kworker/3:120:34:553
1161049995046,2cyclictest1258257-21kworker/2:100:36:102
1161026995046,2cyclictest1227392-21kworker/0:122:48:270
1161061994946,2cyclictest1191129-21kworker/3:223:29:553
1161061994945,2cyclictest1191129-21kworker/3:220:59:423
1161061994945,2cyclictest1191129-21kworker/3:200:18:453
1161049994944,3cyclictest703680-1kworker/2:0H20:57:152
1161049994944,3cyclictest703680-1kworker/2:0H20:47:512
1161049994944,3cyclictest1241037-21kworker/2:123:38:222
1161038994933,15cyclictest1258250-21kworker/1:000:25:171
1161061994845,2cyclictest3209171-1kworker/3:2H00:39:563
1161061994845,2cyclictest1259858-21kworker/3:100:34:553
1161061994844,3cyclictest3209171-1kworker/3:2H22:50:223
1161061994843,3cyclictest3209171-1kworker/3:2H22:05:153
1161049994845,2cyclictest1197256-21kworker/2:121:07:462
1161049994843,3cyclictest703680-1kworker/2:0H22:50:252
1161049994842,4cyclictest703680-1kworker/2:0H22:33:172
1161026994845,2cyclictest1241024-21kworker/0:123:45:130
1161026994844,2cyclictest3267985-1kworker/0:1H00:35:330
1161061994743,2cyclictest3209171-1kworker/3:2H19:20:163
1161049994744,2cyclictest1239477-21kworker/2:223:28:312
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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