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2024-07-27 - 14:21
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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 rack4slot6.osadl.org (updated Sat Jul 27, 2024 12:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20157521070,98pltrace0-21swapper/207:07:092
27144521040,3pltrace0-21swapper/210:09:452
22954521010,93pltrace0-21swapper/307:09:473
2015752930,86pltrace0-21swapper/607:05:226
2266127461,9sleep50-21swapper/507:05:595
2284927143,11sleep00-21swapper/007:08:340
2265027142,10sleep40-21swapper/407:05:504
2295452670,59pltrace0-21swapper/707:09:447
2279426147,10sleep10-21swapper/107:07:471
867352300,0pltrace0-21swapper/710:35:137
417352280,0pltrace0-21swapper/711:25:237
310652260,4pltrace0-21swapper/710:25:127
2714452250,0pltrace0-21swapper/710:10:257
1981852230,0pltrace0-21swapper/710:55:147
1596752210,7pltrace0-21swapper/709:51:257
137152200,0pltrace0-21swapper/711:20:267
2886352190,4pltrace0-21swapper/709:14:577
203952180,0pltrace0-21swapper/709:25:157
524052170,8pltrace0-21swapper/712:26:327
3224952170,0pltrace0-21swapper/707:25:207
2945252170,0pltrace0-21swapper/707:20:317
2649052170,0pltrace0-21swapper/712:05:447
2320799170,16cyclictest20249-21grep10:55:136
23204991712,2cyclictest0-21swapper/508:08:455
1981852170,11pltrace54-21ksoftirqd/410:55:164
823752160,0pltrace0-21swapper/707:43:177
652452160,10pltrace78-21ksoftirqd/708:35:167
245452160,13pltrace54-21ksoftirqd/412:21:224
245452160,13pltrace54-21ksoftirqd/412:21:224
2321099161,8cyclictest0-21swapper/712:31:157
2321099161,8cyclictest0-21swapper/711:17:197
2321099160,15cyclictest0-21swapper/710:52:247
23207991611,3cyclictest0-21swapper/611:46:426
23207991611,2cyclictest0-21swapper/607:31:216
2320799160,15cyclictest0-21swapper/612:15:136
23204991610,5cyclictest0-21swapper/508:04:135
2320499161,7cyclictest0-21swapper/510:13:085
2320499161,14cyclictest0-21swapper/509:25:465
2320499160,15cyclictest0-21swapper/509:06:195
2320499160,15cyclictest0-21swapper/508:46:245
2320499160,14cyclictest441-21processes11:15:195
23195991612,2cyclictest0-21swapper/311:53:193
2319599161,8cyclictest0-21swapper/311:59:503
2319599160,15cyclictest0-21swapper/312:30:123
23190991611,3cyclictest0-21swapper/211:48:172
2319099160,4cyclictest0-21swapper/209:06:402
2319099160,4cyclictest0-21swapper/207:23:012
2319099160,15cyclictest0-21swapper/209:27:092
23187991614,2cyclictest0-21swapper/112:30:001
23187991611,3cyclictest0-21swapper/109:10:451
2318799160,15cyclictest0-21swapper/107:10:421
2318299168,7cyclictest0-21swapper/011:30:200
23182991611,3cyclictest0-21swapper/012:34:060
2318299161,7cyclictest0-21swapper/007:16:110
2318299160,2cyclictest0-21swapper/012:00:180
2295452160,2pltrace0-21swapper/707:10:217
974652150,9pltrace54-21ksoftirqd/411:35:214
652452150,10pltrace0-21swapper/508:35:355
417352150,2pltrace0-21swapper/311:26:193
2321099150,14cyclictest0-21swapper/710:34:547
2321099150,14cyclictest0-21swapper/708:52:477
2321099150,14cyclictest0-21swapper/708:40:367
2321099150,14cyclictest0-21swapper/707:35:127
23207991510,3cyclictest0-21swapper/610:52:096
2320799150,7cyclictest0-21swapper/611:27:346
2320799150,7cyclictest0-21swapper/607:13:536
2320799150,4cyclictest0-21swapper/609:28:406
2320799150,14cyclictest0-21swapper/610:00:566
2320799150,14cyclictest0-21swapper/609:33:136
2320799150,14cyclictest0-21swapper/609:33:136
2320799150,13cyclictest0-21swapper/609:17:246
23204991510,3cyclictest0-21swapper/508:33:235
2320499151,2cyclictest0-21swapper/508:56:275
2319999159,5cyclictest0-21swapper/411:26:584
23199991512,2cyclictest0-21swapper/407:36:574
23199991510,3cyclictest0-21swapper/411:01:344
23199991510,3cyclictest0-21swapper/408:58:314
2319999150,2cyclictest0-21swapper/412:00:254
2319999150,14cyclictest0-21swapper/411:17:194
23195991511,2cyclictest0-21swapper/312:09:503
23195991510,4cyclictest0-21swapper/310:26:093
2319599150,8cyclictest0-21swapper/311:00:063
2319599150,7cyclictest0-21swapper/311:08:073
2319599150,7cyclictest0-21swapper/308:24:103
2319599150,4cyclictest0-21swapper/308:25:403
2319599150,3cyclictest0-21swapper/310:10:093
23190991511,3cyclictest0-21swapper/211:40:262
2319099150,8cyclictest0-21swapper/212:25:572
2319099150,8cyclictest0-21swapper/211:31:262
2319099150,8cyclictest0-21swapper/208:35:532
2319099150,7cyclictest0-21swapper/208:27:312
2319099150,3cyclictest0-21swapper/211:51:192
2319099150,2cyclictest0-21swapper/212:00:282
2319099150,14cyclictest0-21swapper/209:57:052
2319099150,14cyclictest0-21swapper/207:39:312
2318799150,7cyclictest0-21swapper/110:07:171
2318799150,7cyclictest0-21swapper/107:56:041
23182991510,4cyclictest0-21swapper/009:45:190
2318299150,7cyclictest0-21swapper/012:07:120
2318299150,7cyclictest0-21swapper/010:20:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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