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2023-12-10 - 14:55
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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 rack1slot8.osadl.org (updated Sun Dec 10, 2023 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3208399514433,50cyclictest0-21swapper/107:51:071
32083994704,449cyclictest0-21swapper/107:10:061
3208299394311,53cyclictest0-21swapper/007:51:080
3208299384324,53cyclictest0-21swapper/007:10:070
682521450,3sleep06824-21ssh11:48:380
320829911696,16cyclictest0-21swapper/010:40:590
2277991010,5rtkit-daemon2276-21rtkit-daemon11:03:261
32082999012,27cyclictest0-21swapper/009:47:590
227799880,4rtkit-daemon2276-21rtkit-daemon09:53:050
227799880,4rtkit-daemon2276-21rtkit-daemon09:40:401
32082998713,69cyclictest0-21swapper/009:40:000
32082998619,24cyclictest0-21swapper/010:46:590
3041828424,19sleep10-21swapper/107:05:211
227799830,4rtkit-daemon2276-21rtkit-daemon10:52:411
32083998210,58cyclictest0-21swapper/112:21:591
227799820,4rtkit-daemon2276-21rtkit-daemon12:12:581
32082998125,17cyclictest3089-21ssh12:38:000
227799810,5rtkit-daemon0-21swapper/008:43:190
227799810,4rtkit-daemon2276-21rtkit-daemon10:25:011
3208299807,66cyclictest30259-21ssh11:33:000
32082998021,42cyclictest0-21swapper/012:13:590
32082998014,59cyclictest0-21swapper/011:54:590
227799790,5rtkit-daemon2276-21rtkit-daemon10:30:361
32083997712,47cyclictest0-21swapper/109:35:591
32082997714,56cyclictest0-21swapper/010:17:590
227799770,4rtkit-daemon2276-21rtkit-daemon10:40:011
227799770,4rtkit-daemon2276-21rtkit-daemon09:27:391
227799770,4rtkit-daemon2276-21rtkit-daemon09:15:240
227799770,4rtkit-daemon2276-21rtkit-daemon07:45:331
32082997614,55cyclictest0-21swapper/011:18:590
227799750,4rtkit-daemon2276-21rtkit-daemon09:10:281
227799750,4rtkit-daemon2276-21rtkit-daemon08:54:381
227799740,4rtkit-daemon2276-21rtkit-daemon11:59:081
227799740,4rtkit-daemon2276-21rtkit-daemon10:46:061
227799740,4rtkit-daemon2276-21rtkit-daemon10:42:011
32082997327,15cyclictest26223-21ssh11:25:310
227799730,4rtkit-daemon2276-21rtkit-daemon12:06:431
227799730,4rtkit-daemon2276-21rtkit-daemon09:56:101
227799730,4rtkit-daemon2276-21rtkit-daemon09:33:390
32083997221,35cyclictest0-21swapper/112:15:591
227799720,4rtkit-daemon2276-21rtkit-daemon12:02:281
227799720,4rtkit-daemon2276-21rtkit-daemon10:13:101
227799720,4rtkit-daemon2276-21rtkit-daemon08:07:031
32083997117,33cyclictest0-21swapper/112:36:591
32083997116,35cyclictest0-21swapper/108:17:001
32083997113,34cyclictest0-21swapper/109:10:001
32082997114,44cyclictest0-21swapper/008:20:590
227799710,4rtkit-daemon2276-21rtkit-daemon11:49:131
227799710,4rtkit-daemon2276-21rtkit-daemon11:35:510
227799710,4rtkit-daemon2276-21rtkit-daemon10:59:161
227799710,4rtkit-daemon2276-21rtkit-daemon10:04:101
227799710,4rtkit-daemon2276-21rtkit-daemon08:49:241
32082997029,33cyclictest30279-21ls12:29:590
227799700,4rtkit-daemon2276-21rtkit-daemon09:22:431
227799700,4rtkit-daemon2276-21rtkit-daemon08:01:580
227799700,4rtkit-daemon2276-21rtkit-daemon07:33:121
32082996929,33cyclictest9169-21grep10:00:360
3089126925,27sleep00-21swapper/007:05:260
227799690,4rtkit-daemon2276-21rtkit-daemon11:09:321
227799690,4rtkit-daemon2276-21rtkit-daemon09:43:550
227799690,4rtkit-daemon2276-21rtkit-daemon09:31:091
227799690,4rtkit-daemon2276-21rtkit-daemon08:33:081
227799690,4rtkit-daemon2276-21rtkit-daemon07:56:381
227799690,4rtkit-daemon2276-21rtkit-daemon07:22:481
227799690,3rtkit-daemon2276-21rtkit-daemon11:53:531
32082996840,22cyclictest0-21swapper/008:54:330
32082996834,13cyclictest12925-21ssh09:13:080
32082996824,23cyclictest27511-21sh12:25:010
227799680,4rtkit-daemon2276-21rtkit-daemon11:39:021
227799680,4rtkit-daemon2276-21rtkit-daemon10:05:200
227799680,4rtkit-daemon2276-21rtkit-daemon08:27:191
227799680,4rtkit-daemon2276-21rtkit-daemon08:20:421
227799680,4rtkit-daemon2276-21rtkit-daemon07:27:231
32082996727,24cyclictest4370-21latency_hist11:45:010
32082996719,32cyclictest0-21swapper/009:05:590
227799670,4rtkit-daemon2276-21rtkit-daemon12:32:281
227799670,4rtkit-daemon2276-21rtkit-daemon11:55:070
227799670,4rtkit-daemon2276-21rtkit-daemon11:14:421
227799670,4rtkit-daemon2276-21rtkit-daemon10:38:010
227799670,4rtkit-daemon2276-21rtkit-daemon10:34:410
227799670,4rtkit-daemon2276-21rtkit-daemon10:14:550
227799670,4rtkit-daemon2276-21rtkit-daemon09:27:240
227799670,4rtkit-daemon2276-21rtkit-daemon09:01:531
227799670,4rtkit-daemon2276-21rtkit-daemon08:10:031
227799670,3rtkit-daemon2276-21rtkit-daemon07:16:181
32082996629,30cyclictest20571-21munin-node10:20:310
32082996625,9cyclictest18773-21ssh12:10:000
227799660,4rtkit-daemon2276-21rtkit-daemon12:30:430
227799660,4rtkit-daemon2276-21rtkit-daemon12:15:470
227799660,4rtkit-daemon2276-21rtkit-daemon12:04:580
227799660,4rtkit-daemon2276-21rtkit-daemon11:10:070
227799660,4rtkit-daemon2276-21rtkit-daemon11:08:070
227799660,4rtkit-daemon2276-21rtkit-daemon11:02:460
227799660,4rtkit-daemon2276-21rtkit-daemon10:56:310
227799660,4rtkit-daemon2276-21rtkit-daemon10:51:260
227799660,4rtkit-daemon2276-21rtkit-daemon10:28:360
227799660,4rtkit-daemon2276-21rtkit-daemon10:28:360
227799660,4rtkit-daemon2276-21rtkit-daemon10:26:011
227799660,4rtkit-daemon2276-21rtkit-daemon10:26:011
227799660,4rtkit-daemon2276-21rtkit-daemon09:59:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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