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2026-05-07 - 01:29
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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
Characteristics of the 100 highest latencies:
System rack7slot1.osadl.org (updated Wed May 06, 2026 12:45:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28244211755,57sleep00-21swapper/007:06:140
28334211252,21sleep10-21swapper/107:07:241
28274211254,53sleep30-21swapper/307:06:373
28209211050,20sleep20-21swapper/207:05:482
28646996910,47cyclictest0-21swapper/109:15:201
28646996910,47cyclictest0-21swapper/109:15:191
28646996814,43cyclictest0-21swapper/110:06:501
28646996713,38cyclictest0-21swapper/112:27:391
28646996712,44cyclictest0-21swapper/109:40:261
28646996710,47cyclictest0-21swapper/111:12:321
28646996710,47cyclictest0-21swapper/111:12:311
28646996613,37cyclictest0-21swapper/112:35:231
28646996515,35cyclictest0-21swapper/110:23:361
28646996513,42cyclictest0-21swapper/109:10:011
28646996412,37cyclictest0-21swapper/111:35:181
28646996411,39cyclictest0-21swapper/111:40:421
28646996411,39cyclictest0-21swapper/111:40:421
28646996411,39cyclictest0-21swapper/110:36:101
28646996312,36cyclictest0-21swapper/109:25:151
28646996312,36cyclictest0-21swapper/109:25:151
28646996310,38cyclictest0-21swapper/111:48:271
28646996310,38cyclictest0-21swapper/111:48:271
28646996213,39cyclictest0-21swapper/110:10:111
2864699579,45cyclictest0-21swapper/110:50:211
28646995714,22cyclictest0-21swapper/111:00:201
28646995610,26cyclictest0-21swapper/110:55:261
2864699559,26cyclictest0-21swapper/109:34:411
28646995514,21cyclictest0-21swapper/112:30:061
28646995511,25cyclictest0-21swapper/109:10:121
28646995510,26cyclictest0-21swapper/110:45:021
28646995415,37cyclictest0-21swapper/109:45:311
28646995414,21cyclictest0-21swapper/110:40:111
28646995414,21cyclictest0-21swapper/110:40:111
28646995414,21cyclictest0-21swapper/110:30:201
28646995410,20cyclictest0-21swapper/112:04:271
2864699535,23cyclictest0-21swapper/107:35:201
28646995314,15cyclictest0-21swapper/110:00:241
28646995314,15cyclictest0-21swapper/110:00:241
28646995311,23cyclictest0-21swapper/112:19:591
28646995310,40cyclictest0-21swapper/111:50:291
28646995310,21cyclictest0-21swapper/109:50:201
28646995216,33cyclictest0-21swapper/111:20:061
28646995214,35cyclictest0-21swapper/109:20:301
28646995214,35cyclictest0-21swapper/109:20:301
28646995214,14cyclictest0-21swapper/109:35:121
28646995213,36cyclictest0-21swapper/111:15:141
28646995211,24cyclictest0-21swapper/112:20:041
28646995211,24cyclictest0-21swapper/112:20:031
28646995114,16cyclictest0-21swapper/111:05:141
28646995114,16cyclictest0-21swapper/111:05:141
28646995114,15cyclictest0-21swapper/112:15:021
28646995113,16cyclictest0-21swapper/109:55:161
28646995113,16cyclictest0-21swapper/109:55:161
28646995111,20cyclictest0-21swapper/112:05:151
2864699505,22cyclictest0-21swapper/107:47:511
28646995014,15cyclictest0-21swapper/111:25:281
2864699499,19cyclictest0-21swapper/110:25:191
2864699495,22cyclictest0-21swapper/107:51:521
28646994914,32cyclictest0-21swapper/111:35:021
28646994913,15cyclictest0-21swapper/111:55:291
28646994812,16cyclictest0-21swapper/110:15:251
2864699475,25cyclictest0-21swapper/108:01:401
2864699475,20cyclictest0-21swapper/108:46:511
2864699475,20cyclictest0-21swapper/108:46:511
2864699474,21cyclictest0-21swapper/108:08:581
2864699465,19cyclictest0-21swapper/108:58:511
2864699465,18cyclictest0-21swapper/108:12:211
2864699455,25cyclictest0-21swapper/107:57:301
28646994516,13cyclictest0-21swapper/107:13:501
28646994515,14cyclictest0-21swapper/107:41:501
28648994411,30cyclictest0-21swapper/310:58:433
2864699445,32cyclictest0-21swapper/107:30:271
2864699445,32cyclictest0-21swapper/107:15:121
2864699445,16cyclictest0-21swapper/108:25:051
28646994410,16cyclictest0-21swapper/108:20:191
28648994314,27cyclictest0-21swapper/312:13:213
2864699435,15cyclictest0-21swapper/108:15:281
2864699433,25cyclictest0-21swapper/107:24:101
28645994312,24cyclictest0-21swapper/008:13:210
2864699428,14cyclictest0-21swapper/108:30:291
28645994215,24cyclictest0-21swapper/012:15:100
2864799416,16cyclictest0-21swapper/209:55:222
2864799416,16cyclictest0-21swapper/209:55:222
28645994116,22cyclictest0-21swapper/011:31:160
224742410,1sleep216563-21stress11:50:562
2864699393,9cyclictest0-21swapper/109:00:501
185322394,14sleep30-21swapper/307:59:033
96842385,13sleep30-21swapper/308:50:573
2864699385,16cyclictest0-21swapper/107:25:271
2864699385,15cyclictest0-21swapper/108:42:221
2864699385,15cyclictest0-21swapper/108:37:241
28645993812,19cyclictest0-21swapper/008:26:020
28645993810,22cyclictest0-21swapper/007:45:380
207452385,14sleep20-21swapper/208:05:002
9762375,13sleep20-21swapper/208:31:102
53852375,14sleep00-21swapper/007:26:400
33462375,11sleep30-21swapper/307:23:143
28647993715,19cyclictest0-21swapper/212:05:212
2864599376,24cyclictest0-21swapper/008:35:220
2864599375,25cyclictest0-21swapper/008:55:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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