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2026-04-06 - 04:40
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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 Mon Apr 06, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1451171996663,2cyclictest0-21swapper/119:44:561
1451171996562,2cyclictest0-21swapper/119:15:271
1451171996559,4cyclictest0-21swapper/120:51:021
1451171996545,19cyclictest1607071-21kworker/1:323:35:001
1451171996540,24cyclictest1641408-21kworker/1:200:20:001
145117199650,3cyclictest251rcuc/120:20:131
145117199650,2cyclictest0-21swapper/120:47:341
145117199650,2cyclictest0-21swapper/120:47:331
1451171996360,2cyclictest0-21swapper/120:35:151
1451171996359,2cyclictest0-21swapper/119:25:411
1451171996344,17cyclictest1564924-21kworker/1:022:50:121
1451171996155,4cyclictest0-21swapper/120:12:011
1451171996044,15cyclictest1456204-21kworker/1:219:30:131
1451171996042,17cyclictest1636441-21kworker/1:000:20:131
1451171996041,18cyclictest3116789-1kworker/1:1H23:20:411
1451171996041,18cyclictest1658434-21kworker/1:000:39:351
1451171996041,17cyclictest1493022-21kworker/1:021:20:041
1451171996040,18cyclictest1462382-21kworker/1:219:50:151
1451171996038,21cyclictest1501658-21kworker/1:321:25:221
1451171995942,16cyclictest1649959-21kworker/1:200:30:031
1451171995942,16cyclictest1519643-21kworker/1:121:50:141
1451171995942,16cyclictest1472527-21kworker/1:320:15:511
1451171995941,17cyclictest1538561-21kworker/1:322:10:131
1451171995941,17cyclictest1487583-21kworker/1:221:05:131
1451171995939,19cyclictest1459282-21kworker/1:019:35:491
1451171995853,3cyclictest0-21swapper/100:09:351
1451171995842,15cyclictest1582287-21kworker/1:123:05:211
1451171995841,16cyclictest1501658-21kworker/1:321:35:011
1451171995840,17cyclictest3116789-1kworker/1:1H00:14:581
1451171995840,17cyclictest1611672-21kworker/1:023:55:361
1451171995840,17cyclictest1547696-21kworker/1:122:26:531
1451171995840,17cyclictest1493022-21kworker/1:021:20:001
1451171995840,17cyclictest1476510-21kworker/1:020:42:381
1451171995840,17cyclictest1465460-21kworker/1:120:05:131
1451171995839,18cyclictest1596619-21kworker/1:023:25:131
1451171995839,18cyclictest1552052-21kworker/1:022:30:131
1451171995839,17cyclictest3116789-1kworker/1:1H20:02:311
1451171995839,17cyclictest1611672-21kworker/1:023:52:561
1451171995839,17cyclictest1462382-21kworker/1:219:45:011
1451171995837,19cyclictest1600848-21kworker/1:123:30:021
1451171995837,19cyclictest1560622-21kworker/1:122:40:151
1451171995837,19cyclictest1476510-21kworker/1:020:30:001
1451171995836,20cyclictest1523964-21kworker/1:222:00:201
1451171995740,16cyclictest1449697-21kworker/1:319:10:421
1451171995739,16cyclictest1515376-21kworker/1:021:42:351
1451171995738,18cyclictest1465460-21kworker/1:119:55:211
1451171995738,17cyclictest1556364-21kworker/1:222:35:141
1451171995738,17cyclictest1487583-21kworker/1:221:11:331
1451171995737,18cyclictest1523964-21kworker/1:221:55:121
145117199570,2cyclictest0-21swapper/121:47:591
1451171995638,17cyclictest1564924-21kworker/1:023:00:121
1451171995638,17cyclictest1451319-21kworker/1:019:20:131
1451171995638,16cyclictest3116789-1kworker/1:1H22:15:141
1451171995638,16cyclictest1486024-21kworker/1:021:00:031
1451171995638,16cyclictest1482695-21kworker/1:120:55:141
1451171995637,18cyclictest1591379-21kworker/1:323:17:341
1451171995637,17cyclictest1625552-21kworker/1:100:00:421
1451171995636,19cyclictest1564924-21kworker/1:023:00:001
1451171995635,20cyclictest1645721-21kworker/1:100:25:141
1451176995551,2cyclictest1465015-1kworker/3:1H21:03:043
1451176995550,3cyclictest1596436-21kworker/3:023:50:223
1451171995538,16cyclictest3116789-1kworker/1:1H22:08:031
1451171995537,17cyclictest1607071-21kworker/1:323:40:131
1451171995537,17cyclictest1536822-21kworker/1:222:20:001
1451171995537,17cyclictest1476510-21kworker/1:020:30:121
1451171995436,16cyclictest1501658-21kworker/1:321:33:391
1451166995349,3cyclictest1631587-21kworker/0:200:19:400
1451176995247,3cyclictest1465015-1kworker/3:1H20:59:033
1451176995239,5cyclictest164986750ssh00:26:343
1451175995248,2cyclictest1456207-21kworker/2:219:30:132
1451176995146,3cyclictest1465015-1kworker/3:1H19:43:323
1451175995146,3cyclictest3168092-1kworker/2:2H21:10:332
1451166995146,2cyclictest3115968-1kworker/0:0H22:05:010
1451176995047,2cyclictest1596436-21kworker/3:023:40:403
1451176995045,3cyclictest1460891-21kworker/3:220:21:313
1451176995045,3cyclictest1454719-21kworker/3:019:24:523
1451175995045,3cyclictest3168092-1kworker/2:2H21:57:582
1451175995044,3cyclictest3168092-1kworker/2:2H23:45:152
1451175995044,3cyclictest3168092-1kworker/2:2H23:45:142
1451166995047,2cyclictest3115968-1kworker/0:0H22:41:340
1451166995046,3cyclictest3115968-1kworker/0:0H21:23:330
1451166995045,3cyclictest1586518-21kworker/0:123:25:300
1451176994946,2cyclictest1596436-21kworker/3:000:05:223
1451176994946,2cyclictest1479665-21kworker/3:121:20:413
1451176994943,3cyclictest1465015-1kworker/3:1H20:15:143
1451175994944,3cyclictest1642867-21kworker/2:100:35:342
1451171994947,1cyclictest0-21swapper/123:46:331
1451171994947,1cyclictest0-21swapper/123:46:321
1451171994932,16cyclictest1560622-21kworker/1:122:45:121
1451166994942,4cyclictest3115968-1kworker/0:0H19:25:140
1451176994845,2cyclictest1596436-21kworker/3:000:22:103
1451176994845,2cyclictest1479665-21kworker/3:121:07:333
1451176994844,3cyclictest1479665-21kworker/3:120:50:063
1451176994844,3cyclictest1465015-1kworker/3:1H00:30:443
1451171994832,15cyclictest1586532-21kworker/1:223:10:061
1451166994844,3cyclictest3115968-1kworker/0:0H21:50:080
1451166994844,2cyclictest1586518-21kworker/0:123:32:200
1451166994843,3cyclictest3115968-1kworker/0:0H23:47:250
1451166994843,3cyclictest3115968-1kworker/0:0H23:47:240
1451166994843,3cyclictest3115968-1kworker/0:0H22:34:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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