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2025-04-23 - 17:36
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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 Apr 23, 2025 12:45:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1509621410,1sleep01109-21stress09:43:130
685121390,1sleep31109-21stress12:18:593
12934211250,56sleep30-21swapper/307:07:293
13045211051,54sleep20-21swapper/207:08:572
1288328456,23sleep00-21swapper/007:06:550
1276528456,23sleep10-21swapper/107:05:311
125702680,1sleep21115-21stress11:06:102
97652630,1sleep21109-21stress10:57:492
97652630,1sleep21109-21stress10:57:492
1325099449,32cyclictest0-21swapper/111:06:511
13249994411,19cyclictest0-21swapper/012:03:520
201192439,12sleep00-21swapper/009:57:490
13250994216,24cyclictest0-21swapper/110:46:111
13250994214,25cyclictest0-21swapper/109:26:481
13250994211,16cyclictest0-21swapper/111:25:011
13249994213,17cyclictest0-21swapper/012:30:320
13249994212,27cyclictest0-21swapper/010:40:100
13249994211,28cyclictest0-21swapper/009:50:170
13249994211,28cyclictest0-21swapper/009:50:170
13250994115,24cyclictest0-21swapper/112:23:241
13250994110,28cyclictest0-21swapper/109:52:441
13250994110,28cyclictest0-21swapper/109:52:431
13249994112,26cyclictest0-21swapper/010:38:350
13250994015,23cyclictest0-21swapper/110:40:541
13250994015,23cyclictest0-21swapper/109:21:061
13250994015,18cyclictest0-21swapper/111:44:301
13250994011,15cyclictest0-21swapper/109:30:081
1324999408,29cyclictest0-21swapper/010:16:250
1324999408,29cyclictest0-21swapper/010:16:250
1324999408,29cyclictest0-21swapper/009:31:040
13249994014,23cyclictest0-21swapper/009:18:590
221382395,13sleep30-21swapper/308:42:143
154962395,13sleep30-21swapper/308:26:543
1325099399,28cyclictest0-21swapper/110:30:261
13250993915,22cyclictest0-21swapper/109:55:271
1324999398,28cyclictest0-21swapper/010:06:470
9842385,12sleep30-21swapper/309:09:533
231672385,13sleep30-21swapper/307:30:363
203642385,13sleep30-21swapper/307:21:463
199502385,13sleep20-21swapper/208:37:432
150812385,13sleep10-21swapper/107:10:361
13250993816,19cyclictest0-21swapper/109:49:401
13250993816,19cyclictest0-21swapper/109:49:401
13250993815,21cyclictest0-21swapper/112:15:221
13250993815,17cyclictest0-21swapper/110:04:421
13250993810,26cyclictest0-21swapper/111:35:291
13250993810,25cyclictest0-21swapper/110:35:141
8072375,13sleep10-21swapper/109:07:461
7122375,13sleep20-21swapper/209:06:342
64642375,13sleep10-21swapper/108:07:031
64642375,13sleep10-21swapper/108:07:021
277772375,13sleep30-21swapper/307:42:233
264312375,13sleep20-21swapper/208:50:312
257462375,12sleep30-21swapper/307:39:533
222792375,13sleep20-21swapper/208:43:522
211792375,13sleep20-21swapper/207:28:222
21152375,13sleep20-21swapper/207:58:542
180962375,13sleep20-21swapper/207:15:592
1325299378,26cyclictest0-21swapper/311:37:323
13252993711,23cyclictest0-21swapper/310:13:433
1325099379,26cyclictest0-21swapper/111:46:021
13250993716,19cyclictest0-21swapper/109:44:261
13250993714,20cyclictest0-21swapper/112:10:141
13250993710,25cyclictest0-21swapper/110:50:031
13249993712,22cyclictest0-21swapper/009:20:110
42102365,12sleep10-21swapper/108:01:501
311102365,12sleep30-21swapper/309:03:273
293102365,12sleep10-21swapper/109:00:081
286662365,11sleep20-21swapper/208:55:282
176002365,13sleep00-21swapper/008:31:000
1325299367,26cyclictest0-21swapper/310:00:143
13252993610,23cyclictest0-21swapper/312:13:443
13251993612,21cyclictest0-21swapper/211:29:422
13250993616,18cyclictest0-21swapper/111:10:051
13250993615,19cyclictest0-21swapper/111:27:321
13250993611,22cyclictest0-21swapper/109:38:051
1324999369,24cyclictest0-21swapper/012:35:120
1324999367,17cyclictest0-21swapper/010:32:360
1324999366,27cyclictest0-21swapper/011:10:010
13249993617,16cyclictest0-21swapper/010:20:050
13249993617,16cyclictest0-21swapper/010:20:050
13249993615,18cyclictest0-21swapper/009:35:140
13249993610,23cyclictest0-21swapper/010:55:020
131372365,13sleep10-21swapper/108:20:501
44522355,12sleep00-21swapper/008:04:410
42212355,12sleep20-21swapper/208:01:592
287772355,12sleep10-21swapper/108:56:551
20612355,13sleep30-21swapper/307:58:153
183602355,10sleep30-21swapper/307:19:133
13251993514,18cyclictest0-21swapper/211:40:102
1325099355,24cyclictest0-21swapper/108:54:591
1325099355,23cyclictest0-21swapper/107:18:561
13250993514,19cyclictest0-21swapper/111:30:121
13250993514,19cyclictest0-21swapper/111:30:111
13250993513,14cyclictest0-21swapper/112:00:331
13250993510,23cyclictest0-21swapper/109:14:481
13250993510,23cyclictest0-21swapper/109:14:481
1324999359,23cyclictest0-21swapper/010:00:230
13249993514,18cyclictest0-21swapper/012:20:300
109002355,11sleep30-21swapper/308:16:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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