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2024-07-16 - 08:33
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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 50 highest latencies:
System rack5slot0.osadl.org (updated Mon Jul 15, 2024 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1701821440,0sleep117019-21sshd10:22:251
2852821340,0sleep228527-21sshd11:13:202
1786021280,1sleep01848-21nfsd09:46:010
59521250,0sleep1596-21sshd12:09:571
299421240,3sleep00-21swapper/011:00:470
1527221230,4sleep13233999cyclictest12:18:001
2025921210,3sleep20-21swapper/211:35:282
31940210233,56sleep30-21swapper/307:08:103
51752940,1sleep11847-21nfsd09:31:231
311512940,2sleep131145-21ls10:30:311
87772920,3sleep18767-21sshd10:51:301
87772920,3sleep18767-21sshd10:51:301
3197829232,48sleep10-21swapper/107:08:411
287072920,2sleep30-21swapper/309:43:553
201242880,3sleep30-21swapper/310:52:413
201242880,3sleep30-21swapper/310:52:413
144562880,3sleep03233399cyclictest10:02:240
4112850,2sleep30-21swapper/310:17:223
187232850,1sleep018720-21sshd12:28:120
165312840,1sleep116530-21sshd09:12:401
21202830,2sleep30-21swapper/309:51:013
71922810,11sleep13233999cyclictest09:38:211
84542800,1sleep18447-21sshd11:34:181
263402780,0sleep00-21swapper/009:10:230
97622770,1sleep33234899cyclictest12:14:123
85342770,2sleep32405-21runrttasks09:55:063
23032770,4sleep33234899cyclictest12:33:033
219262770,1sleep021916-21sshd09:43:130
273782760,2sleep30-21swapper/310:07:003
237682750,0sleep20-21swapper/211:45:502
231792750,1sleep323176-21sshd10:33:053
180062750,1sleep018004-21bash12:31:200
260042730,1sleep20-21swapper/210:30:032
250232730,1sleep025021-21bash10:23:160
136832720,2sleep10-21swapper/111:44:561
228552710,2sleep22405-21runrttasks10:39:452
308192700,4sleep33234899cyclictest09:20:393
293392700,1sleep30-21swapper/309:10:373
52502690,1sleep35249-21bash12:26:463
232632690,1sleep323260-21rm10:03:193
198442690,2sleep119843-21bash09:19:411
158322690,4sleep33234899cyclictest08:55:153
5022630,0sleep00-21swapper/010:54:060
5022630,0sleep00-21swapper/010:54:060
245022620,3sleep33234899cyclictest11:39:213
3205525833,4sleep00-21swapper/007:09:350
98472560,1sleep20-21swapper/210:15:082
214912540,0sleep00-21swapper/009:56:190
3197924933,11sleep20-21swapper/207:08:422
202092360,2sleep320206-21sshd10:42:433
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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