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2024-04-18 - 19:33
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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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack1slot8.osadl.org (updated Thu Apr 18, 2024 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
313092861843,12sleep10-21swapper/107:07:481
3156599471381,75cyclictest0-21swapper/007:40:200
3156699461401,34cyclictest0-21swapper/107:10:091
3156599357300,36cyclictest0-21swapper/007:10:090
3156699350287,26cyclictest10894-21strings07:40:201
2277991030,4rtkit-daemon2276-21rtkit-daemon07:20:301
31566999415,59cyclictest0-21swapper/111:01:591
3139929140,37sleep00-21swapper/007:08:410
31566998924,46cyclictest0-21swapper/110:06:001
227799890,4rtkit-daemon2276-21rtkit-daemon09:38:121
31566998612,53cyclictest0-21swapper/111:44:591
31566998518,52cyclictest0-21swapper/111:33:591
227799850,5rtkit-daemon2276-21rtkit-daemon08:08:561
227799840,4rtkit-daemon2276-21rtkit-daemon11:47:101
227799830,4rtkit-daemon2276-21rtkit-daemon12:18:501
227799810,4rtkit-daemon2276-21rtkit-daemon12:04:351
227799810,4rtkit-daemon2276-21rtkit-daemon10:45:131
31565998018,56cyclictest88450irq/46-eth0-tx-11:59:590
227799800,8rtkit-daemon0-21swapper/008:15:310
227799790,4rtkit-daemon2276-21rtkit-daemon10:31:281
31566997821,42cyclictest0-21swapper/111:38:591
31565997819,54cyclictest88450irq/46-eth0-tx-10:15:070
227799780,5rtkit-daemon2276-21rtkit-daemon08:20:161
227799780,4rtkit-daemon2276-21rtkit-daemon08:54:461
31565997648,22cyclictest0-21swapper/009:37:390
31565997632,37cyclictest0-21swapper/009:16:200
31565997622,42cyclictest0-21swapper/008:00:000
227799760,4rtkit-daemon2276-21rtkit-daemon12:20:200
227799760,4rtkit-daemon2276-21rtkit-daemon11:05:590
227799760,4rtkit-daemon2276-21rtkit-daemon09:04:461
227799760,4rtkit-daemon2276-21rtkit-daemon08:00:161
31566997517,37cyclictest0-21swapper/110:21:001
31565997525,44cyclictest0-21swapper/011:41:590
227799750,5rtkit-daemon2276-21rtkit-daemon09:56:571
227799750,5rtkit-daemon2276-21rtkit-daemon09:56:571
3156599743,51cyclictest30428-21gltestperf08:35:170
227799740,4rtkit-daemon2276-21rtkit-daemon07:55:211
31566997313,40cyclictest0-21swapper/107:54:591
31565997341,27cyclictest0-21swapper/012:18:230
31565997317,42cyclictest88450irq/46-eth0-tx-09:24:280
31566997215,36cyclictest0-21swapper/107:30:591
31565997249,17cyclictest0-21swapper/010:25:240
31565997246,18cyclictest0-21swapper/012:30:140
31565997217,49cyclictest88450irq/46-eth0-tx-12:05:140
227799720,4rtkit-daemon2276-21rtkit-daemon10:19:531
31566997117,36cyclictest0-21swapper/110:25:591
3156599715,57cyclictest12204-21ssh11:00:350
31565997137,28cyclictest0-21swapper/010:53:360
31565997136,24cyclictest0-21swapper/011:10:120
31565997113,47cyclictest0-21swapper/010:44:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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