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2024-09-11 - 18:51
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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 Wed Sep 11, 2024 12:43:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
83619918911817,39cyclictest22945-21strings09:15:220
836299458413,31cyclictest0-21swapper/109:15:211
836199396340,16cyclictest9178-21strings07:10:210
836299377328,25cyclictest0-21swapper/107:10:201
82762294271,16sleep00-21swapper/007:09:270
216899830,4rtkit-daemon2167-21rtkit-daemon11:08:541
216899790,4rtkit-daemon2167-21rtkit-daemon11:02:141
216899780,4rtkit-daemon2167-21rtkit-daemon09:26:221
216899750,4rtkit-daemon2167-21rtkit-daemon08:50:111
216899740,4rtkit-daemon2167-21rtkit-daemon12:21:411
802927324,22sleep10-21swapper/107:07:031
8361996713,47cyclictest0-21swapper/012:00:160
836199656,40cyclictest0-21swapper/009:51:160
113142655,16sleep10-21swapper/109:50:251
8361996014,29cyclictest0-21swapper/009:35:190
8361996014,29cyclictest0-21swapper/009:35:180
8361996013,41cyclictest0-21swapper/011:10:020
836199595,47cyclictest0-21swapper/010:56:130
836199588,43cyclictest0-21swapper/011:40:150
8361995823,18cyclictest0-21swapper/010:50:100
78962586,15sleep10-21swapper/110:40:221
154602586,10sleep10-21swapper/110:54:261
836199576,45cyclictest0-21swapper/011:22:240
836199576,45cyclictest0-21swapper/011:22:230
8361995732,16cyclictest0-21swapper/009:10:190
8361995728,24cyclictest0-21swapper/009:23:460
8361995726,25cyclictest0-21swapper/011:51:250
8361995724,28cyclictest0-21swapper/009:45:300
8361995722,18cyclictest0-21swapper/012:25:170
8361995710,40cyclictest0-21swapper/012:20:170
216899570,5rtkit-daemon2167-21rtkit-daemon12:27:421
153222574,11sleep10-21swapper/109:58:081
836299565,44cyclictest0-21swapper/109:15:011
8361995631,19cyclictest0-21swapper/010:30:340
53992564,12sleep10-21swapper/111:31:181
290302565,13sleep10-21swapper/108:05:211
836199557,43cyclictest0-21swapper/010:22:370
836199556,43cyclictest0-21swapper/008:15:230
8361995531,19cyclictest0-21swapper/008:37:360
8361995531,15cyclictest0-21swapper/007:29:170
8361995524,25cyclictest0-21swapper/011:35:550
83092555,16sleep10-21swapper/112:34:551
274942556,15sleep10-21swapper/111:15:081
274942556,15sleep10-21swapper/111:15:071
232632554,12sleep10-21swapper/112:03:351
216899550,4rtkit-daemon2167-21rtkit-daemon11:48:151
836299544,44cyclictest0-21swapper/111:24:421
836299544,44cyclictest0-21swapper/111:24:411
836199548,40cyclictest0-21swapper/011:15:100
836199548,40cyclictest0-21swapper/011:15:100
836199547,41cyclictest0-21swapper/011:04:430
836199547,41cyclictest0-21swapper/010:45:160
8361995427,20cyclictest0-21swapper/009:40:270
8361995427,20cyclictest0-21swapper/009:40:260
8361995425,24cyclictest0-21swapper/009:27:300
8361995423,25cyclictest0-21swapper/010:07:240
8361995422,16cyclictest0-21swapper/011:50:000
8361995419,28cyclictest0-21swapper/012:35:150
8361995416,31cyclictest0-21swapper/007:40:180
8361995415,33cyclictest0-21swapper/010:18:130
216899540,4rtkit-daemon2167-21rtkit-daemon12:06:211
216899540,4rtkit-daemon2167-21rtkit-daemon10:23:031
836199536,41cyclictest0-21swapper/010:27:430
836199535,16cyclictest0-21swapper/008:45:020
8361995330,18cyclictest0-21swapper/010:13:500
8361995329,19cyclictest0-21swapper/012:30:160
8361995310,32cyclictest0-21swapper/008:00:210
314582534,12sleep10-21swapper/108:11:311
216899530,5rtkit-daemon2167-21rtkit-daemon08:50:011
107292534,12sleep10-21swapper/111:40:251
836299525,41cyclictest0-21swapper/111:27:011
836299525,41cyclictest0-21swapper/111:27:011
836299525,39cyclictest0-21swapper/107:55:131
8361995232,15cyclictest0-21swapper/008:10:180
8361995231,16cyclictest0-21swapper/010:42:280
8361995229,17cyclictest0-21swapper/011:25:170
8361995229,17cyclictest0-21swapper/011:25:170
8361995224,23cyclictest0-21swapper/009:31:590
836199522,34cyclictest0-21swapper/008:55:010
8361995215,30cyclictest0-21swapper/012:15:470
8361995214,8cyclictest15045-21ssh09:57:180
216899520,5rtkit-daemon2167-21rtkit-daemon10:05:181
216899520,4rtkit-daemon2167-21rtkit-daemon11:11:301
836299517,38cyclictest0-21swapper/108:30:211
836299514,42cyclictest0-21swapper/111:39:211
836299514,41cyclictest0-21swapper/110:16:211
836199515,16cyclictest0-21swapper/008:10:010
8361995131,15cyclictest0-21swapper/011:11:130
8361995130,16cyclictest0-21swapper/012:10:180
8361995129,17cyclictest0-21swapper/011:56:090
8361995122,24cyclictest41ktimersoftd/011:34:450
8361995121,24cyclictest0-21swapper/007:15:120
8361995110,36cyclictest0-21swapper/010:05:000
47162514,12sleep10-21swapper/108:28:001
324882514,11sleep10-21swapper/109:31:281
216899510,5rtkit-daemon2167-21rtkit-daemon12:15:211
216899510,5rtkit-daemon2167-21rtkit-daemon09:00:161
216899510,4rtkit-daemon2167-21rtkit-daemon07:50:151
216899510,4rtkit-daemon2167-21rtkit-daemon07:34:591
11612514,12sleep10-21swapper/108:19:081
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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