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2024-04-26 - 06:21
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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 highest latencies:
System rack1slot8.osadl.org (updated Fri Apr 26, 2024 00:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
156959918731813,50cyclictest0-21swapper/019:10:220
1569799835695,49cyclictest0-21swapper/120:37:481
1569599833696,52cyclictest0-21swapper/020:37:490
1569799445413,17cyclictest16505-21strings19:10:221
154592413390,17sleep00-21swapper/019:07:580
153442331310,14sleep10-21swapper/119:06:521
15695996640,15cyclictest0-21swapper/023:20:010
227799650,4rtkit-daemon2276-21rtkit-daemon00:35:410
15695996540,16cyclictest0-21swapper/023:02:510
15695996413,33cyclictest0-21swapper/021:23:530
15695996212,44cyclictest0-21swapper/023:14:450
15695996125,29cyclictest88450irq/46-eth0-tx-22:10:070
15695996122,32cyclictest0-21swapper/021:16:230
15695996119,36cyclictest0-21swapper/020:49:320
15695996025,29cyclictest88450irq/46-eth0-tx-21:42:380
15695996013,17cyclictest30745-21ssh23:06:400
227799590,4rtkit-daemon2276-21rtkit-daemon22:56:440
1569599596,33cyclictest0-21swapper/022:15:210
15695995934,20cyclictest0-21swapper/023:30:510
15695995927,26cyclictest0-21swapper/000:32:520
15695995925,28cyclictest88450irq/46-eth0-tx-22:32:210
15695995925,28cyclictest88450irq/46-eth0-tx-22:29:570
15695995924,28cyclictest0-21swapper/022:01:530
15695995922,31cyclictest88450irq/46-eth0-tx-00:11:320
19642580,3sleep02011-21if_err_eth020:00:190
15695995832,21cyclictest0-21swapper/023:20:170
227799570,4rtkit-daemon2276-21rtkit-daemon21:28:171
1569599575,37cyclictest0-21swapper/022:50:410
15695995735,17cyclictest0-21swapper/021:09:450
15695995727,24cyclictest0-21swapper/023:57:530
15695995723,27cyclictest0-21swapper/023:53:410
15695995722,29cyclictest0-21swapper/000:07:560
15695995722,29cyclictest0-21swapper/000:00:280
15695995632,18cyclictest0-21swapper/021:50:180
15695995626,16cyclictest88450irq/46-eth0-tx-21:32:530
15695995622,29cyclictest0-21swapper/021:10:250
15695995620,31cyclictest0-21swapper/023:41:390
15695995617,33cyclictest0-21swapper/020:41:500
15695995617,25cyclictest19178-21ssh22:46:490
15695995617,24cyclictest0-21swapper/023:36:120
227799550,16rtkit-daemon2276-21rtkit-daemon22:39:340
15695995527,21cyclictest0-21swapper/023:45:220
15695995526,22cyclictest5580-21ssh21:28:500
15695995524,17cyclictest88450irq/46-eth0-tx-21:46:050
15695995518,31cyclictest0-21swapper/022:20:410
15695995511,38cyclictest0-21swapper/023:26:260
1569599545,25cyclictest0-21swapper/019:20:240
15695995428,15cyclictest0-21swapper/022:05:130
15695995426,22cyclictest0-21swapper/000:21:280
15695995425,15cyclictest88450irq/46-eth0-tx-22:42:520
15695995414,15cyclictest7581-21ssh00:18:570
15695995413,16cyclictest22047-21ssh21:55:510
15697995330,17cyclictest26853-21munin-node23:00:201
15695995333,15cyclictest0-21swapper/021:35:210
15695995329,17cyclictest0-21swapper/000:25:190
15695995317,31cyclictest0-21swapper/019:30:340
227799520,4rtkit-daemon2276-21rtkit-daemon20:45:211
227799510,4rtkit-daemon2276-21rtkit-daemon21:00:270
227799510,4rtkit-daemon2276-21rtkit-daemon19:40:261
227799510,4rtkit-daemon2276-21rtkit-daemon19:15:161
15697995120,26cyclictest23906-21df_inode22:00:131
1569599515,39cyclictest0-21swapper/020:50:190
15695995111,34cyclictest21819-21latency19:25:200
227799500,4rtkit-daemon2276-21rtkit-daemon21:20:171
227799500,4rtkit-daemon2276-21rtkit-daemon21:05:171
227799500,4rtkit-daemon2276-21rtkit-daemon19:45:221
227799500,4rtkit-daemon2276-21rtkit-daemon19:35:121
227799500,4rtkit-daemon2276-21rtkit-daemon19:20:151
15697995029,16cyclictest0-21swapper/122:48:491
15697995026,18cyclictest0-21swapper/121:49:511
15697995017,28cyclictest0-21swapper/122:16:121
15695995027,16cyclictest0-21swapper/020:35:000
15695995016,9cyclictest30116-21munin-run19:50:020
227799490,4rtkit-daemon2276-21rtkit-daemon20:30:311
227799490,4rtkit-daemon2276-21rtkit-daemon20:11:011
227799490,4rtkit-daemon2276-21rtkit-daemon19:50:161
15697994930,14cyclictest16259-21munin-node20:40:111
15697994927,17cyclictest0-21swapper/123:56:111
15697994919,25cyclictest14567-21ssh00:30:201
1569599495,29cyclictest0-21swapper/020:15:010
15695994921,9cyclictest24854-21munin-node19:35:170
15695994920,22cyclictest10606-21munin-node20:25:280
15695994912,17cyclictest9434-21runrttasks20:20:210
227799480,4rtkit-daemon2276-21rtkit-daemon21:10:271
227799480,4rtkit-daemon2276-21rtkit-daemon20:25:211
227799480,4rtkit-daemon2276-21rtkit-daemon20:20:111
227799480,4rtkit-daemon2276-21rtkit-daemon19:55:261
15697994827,16cyclictest0-21swapper/121:43:401
15697994827,16cyclictest0-21swapper/100:19:081
15697994827,15cyclictest31718-21runrttasks22:13:401
15697994826,15cyclictest25094-21sh23:53:261
15697994820,17cyclictest29240-21irqstats00:00:181
15697994817,26cyclictest11287-21munin-node23:30:111
15697994817,25cyclictest0-21swapper/122:40:551
1569599484,31cyclictest0-21swapper/020:08:180
15695994834,8cyclictest17639-21munin-node19:15:170
15695994824,19cyclictest0-21swapper/020:58:390
15695994813,29cyclictest30262-21munin-node19:50:260
15695994811,32cyclictest27254-21runrttasks19:40:180
227799470,4rtkit-daemon2276-21rtkit-daemon21:35:171
227799470,4rtkit-daemon2276-21rtkit-daemon21:15:121
227799470,4rtkit-daemon2276-21rtkit-daemon20:07:511
227799470,4rtkit-daemon2276-21rtkit-daemon20:05:011
15697994728,15cyclictest0-21swapper/123:24:021
15697994728,14cyclictest8863-21munin-node22:30:141
15697994726,16cyclictest21717-21sh21:55:291
15697994725,17cyclictest0-21swapper/123:35:171
15697994725,17cyclictest0-21swapper/122:50:141
15697994722,18cyclictest0-21swapper/123:15:091
15697994722,18cyclictest0-21swapper/122:05:291
15697994721,20cyclictest0-21swapper/122:55:011
15697994720,18cyclictest8587-21munin-run22:30:001
15697994718,24cyclictest7608-21munin-node20:15:191
15697994717,25cyclictest0-21swapper/100:14:401
15697994714,28cyclictest0-21swapper/122:24:421
15695994715,15cyclictest32065-21munin-node19:55:310
227799460,5rtkit-daemon2276-21rtkit-daemon21:01:521
1569799465,35cyclictest0-21swapper/100:35:151
15697994625,15cyclictest8870-21cat23:25:161
15697994623,17cyclictest0-21swapper/100:25:141
15697994622,18cyclictest0-21swapper/123:45:121
15697994622,18cyclictest0-21swapper/121:50:241
15697994622,18cyclictest0-21swapper/121:30:131
15697994622,18cyclictest0-21swapper/100:05:191
15697994616,25cyclictest0-21swapper/119:26:151
15697994529,10cyclictest21961-21munin-node20:55:201
15697994526,14cyclictest980-21ksmtuned23:10:591
15697994523,17cyclictest0-21swapper/100:22:131
15695994526,14cyclictest0-21swapper/020:15:160
15697994429,9cyclictest20714-21unixbench_multi20:50:311
15697994422,17cyclictest0-21swapper/122:35:211
15697994421,18cyclictest0-21swapper/123:41:231
15697994421,18cyclictest0-21swapper/119:30:341
15697994419,18cyclictest0-21swapper/123:05:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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