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2026-05-25 - 13:24

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #1, slot #6

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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  Intel
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack1slot6s.osadl.org (updated Mon May 25, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1460899914,25cyclictest1419-21runrttasks20:28:041
1461099895,77cyclictest0-21swapper/222:04:392
248599870,4rtkit-daemon2484-21rtkit-daemon21:31:320
1461099872,77cyclictest0-21swapper/220:47:442
1461099864,75cyclictest670-21sendmail_mailqu19:12:262
1460899864,27cyclictest0-21swapper/121:12:121
1461099854,76cyclictest0-21swapper/218:52:272
1461099854,73cyclictest143721munin-node20:22:232
1461099854,44cyclictest121850irq/46-eth019:32:102
1461099854,44cyclictest121850irq/46-eth019:32:102
1461099844,75cyclictest0-21swapper/219:42:322
1461099843,75cyclictest0-21swapper/220:33:192
1461099834,73cyclictest0-21swapper/220:56:232
1461099834,73cyclictest0-21swapper/220:27:362
1461099834,71cyclictest3218-21df_abs19:17:142
1461099833,73cyclictest0-21swapper/219:58:332
1461099833,72cyclictest0-21swapper/221:51:112
1461099833,72cyclictest0-21swapper/221:51:112
14610998319,58cyclictest0-21swapper/218:27:302
1461099825,71cyclictest0-21swapper/220:09:532
1461099825,71cyclictest0-21swapper/218:47:122
1461099825,71cyclictest0-21swapper/218:47:122
1461099824,73cyclictest0-21swapper/220:05:282
1460899826,30cyclictest0-21swapper/121:38:501
14611998121,52cyclictest9802-21ssh18:38:443
1461099813,72cyclictest0-21swapper/221:17:162
1461099813,71cyclictest0-21swapper/221:33:102
1461099813,71cyclictest0-21swapper/220:58:182
1461099813,56cyclictest0-21swapper/218:38:052
1461099805,69cyclictest1419-21runrttasks19:07:182
1461099805,68cyclictest0-21swapper/219:51:582
1461099804,70cyclictest0-21swapper/219:37:272
1461099804,70cyclictest0-21swapper/219:37:272
1461099803,72cyclictest0-21swapper/219:25:052
1461099803,70cyclictest0-21swapper/221:57:432
1461099803,70cyclictest0-21swapper/219:06:582
1461099802,72cyclictest0-21swapper/221:14:402
1461099802,42cyclictest14103-21ssh20:21:552
165002790,3sleep041ktimersoftd/020:23:200
1461099794,70cyclictest0-21swapper/221:30:212
1461099794,41cyclictest8006-21cpuspeed_turbos20:12:112
1461099793,69cyclictest11203-21munin-node17:37:372
1461099793,68cyclictest693-21cstates21:37:072
1460899793,27cyclictest0-21swapper/118:33:161
1461099784,69cyclictest0-21swapper/219:53:492
1461099784,68cyclictest0-21swapper/220:37:262
1461099784,68cyclictest0-21swapper/219:27:282
1461099784,68cyclictest0-21swapper/218:42:152
1461099784,55cyclictest0-21swapper/221:02:242
1461099784,55cyclictest0-21swapper/221:02:242
1461099782,70cyclictest0-21swapper/220:45:442
1461099775,66cyclictest0-21swapper/217:27:182
1461099775,66cyclictest0-21swapper/217:27:182
1461099774,67cyclictest0-21swapper/221:24:552
1461099774,54cyclictest22145-21cut18:57:162
1461099773,68cyclictest0-21swapper/221:09:442
1461099773,67cyclictest23145-21munin-node18:02:192
1461099773,63cyclictest5912-21ssh21:43:032
14611997619,49cyclictest0-21swapper/322:04:113
1461099764,66cyclictest0-21swapper/221:52:062
1461099764,65cyclictest30605-21grep18:17:142
1461099763,51cyclictest5232-21needreboot17:22:282
14611997523,44cyclictest128941munin-node19:32:283
14611997523,44cyclictest128941munin-node19:32:283
14611997520,48cyclictest0-21swapper/319:08:303
1461099755,64cyclictest0-21swapper/216:57:252
1461099753,65cyclictest315311munin-node17:12:282
1461099753,53cyclictest14245-21fschecks_count17:42:212
14611997422,45cyclictest0-21swapper/320:52:223
14611997330,11cyclictest1419-21runrttasks18:45:383
14611997329,12cyclictest876-21df_abs21:37:083
14611997328,38cyclictest1419-21runrttasks19:52:323
14611997320,21cyclictest0-21swapper/320:47:163
1461099734,63cyclictest0-21swapper/218:09:112
1461099734,62cyclictest0-21swapper/217:07:272
1461099733,64cyclictest0-21swapper/218:26:312
1461099733,63cyclictest22207-21python17:57:312
313222720,3sleep041ktimersoftd/021:32:400
14611997226,39cyclictest23185-21df_abs21:22:083
14611997225,17cyclictest0-21swapper/320:57:173
14611997224,41cyclictest19552-21python18:52:303
14611997222,44cyclictest0-21swapper/319:04:243
14611997222,43cyclictest11007-21python19:27:273
14611997217,48cyclictest0-21swapper/321:26:573
14611997216,21cyclictest0-21swapper/320:27:133
1461099723,60cyclictest18094-21head16:42:242
14611997128,37cyclictest1684-21nscd20:46:543
14611997124,40cyclictest6585-21seq21:45:303
14611997124,40cyclictest22647-21munin-node18:57:233
14611997121,43cyclictest1215-21seq17:16:353
14611997024,37cyclictest20903-21munin-node19:42:233
14611997021,41cyclictest15912-21aten_r1power_en21:12:053
14610997030,33cyclictest16671-21grep17:47:192
1461099703,59cyclictest21050-21python16:47:332
1461099703,59cyclictest21050-21python16:47:332
14611996925,37cyclictest8917-21munin-node21:47:243
14611996925,37cyclictest8917-21munin-node21:47:243
14611996923,39cyclictest21498-21grep20:32:073
14611996923,23cyclictest0-21swapper/319:15:163
14611996915,46cyclictest143721munin-node20:22:253
1461099694,40cyclictest0-21swapper/216:37:352
1461099693,59cyclictest0-21swapper/218:32:142
14611996827,35cyclictest0-21swapper/321:02:283
14611996827,35cyclictest0-21swapper/321:02:283
14611996824,39cyclictest0-21swapper/320:10:533
14611996822,38cyclictest0-21swapper/321:52:253
14611996820,41cyclictest0-21swapper/320:01:283
14611996724,35cyclictest1419-21runrttasks21:06:563
14611996719,42cyclictest4955-21sh19:18:413
14611996718,43cyclictest0-21swapper/319:22:343
14611996716,44cyclictest0-21swapper/318:50:573
14611996716,44cyclictest0-21swapper/318:50:573
14611996716,43cyclictest0-21swapper/320:40:273
1461099674,57cyclictest0-21swapper/217:32:272
1461099674,57cyclictest0-21swapper/217:22:042
14611996622,37cyclictest24741-21tr16:57:173
14611996621,39cyclictest0-21swapper/321:57:273
14611996618,41cyclictest30275-21cut21:32:163
1461099664,57cyclictest0-21swapper/217:52:272
1461099664,55cyclictest28671-21sort18:12:202
136242662,56sleep10-21swapper/121:56:321
248599650,5rtkit-daemon2484-21rtkit-daemon19:46:590
248599650,4rtkit-daemon2484-21rtkit-daemon21:07:480
14611996521,39cyclictest0-21swapper/319:47:323
14611996521,37cyclictest30171-21seq17:07:253
1461099655,52cyclictest0-21swapper/217:02:332
1461099654,52cyclictest0-21swapper/216:52:082
248599640,5rtkit-daemon2484-21rtkit-daemon20:37:120
14611996426,32cyclictest9357-21munin-node20:12:293
14611996419,38cyclictest16294-21munin-node19:37:293
14611996419,38cyclictest16294-21munin-node19:37:293
14611996416,43cyclictest0-21swapper/320:19:323
14610996420,30cyclictest0-21swapper/216:37:052
1460699645,41cyclictest0-21swapper/020:49:310
14611996322,36cyclictest0-21swapper/318:02:133
14611996322,34cyclictest1419-21runrttasks18:11:563
14611996320,36cyclictest20266-21fschecks_count16:47:213
14611996320,36cyclictest20266-21fschecks_count16:47:213
14611996315,40cyclictest0-21swapper/320:04:583
14606996324,14cyclictest0-21swapper/017:22:030
14606996319,21cyclictest904-21ssh21:37:090
99562622,53sleep19963-21sshd18:39:151
292752623,52sleep00-21swapper/019:07:190
14611996225,31cyclictest30208-21cat18:17:023
14611996223,32cyclictest17307-21aten2.4-expect16:42:163
14611996222,32cyclictest22207-21python17:57:313
14611996220,36cyclictest0-21swapper/317:32:033
14611996220,36cyclictest0-21swapper/317:32:033
1460699624,33cyclictest11607-21ssh20:17:140
52252613,11sleep00-21swapper/018:32:130
14611996121,17cyclictest19399-21telnet21:17:053
14611996119,36cyclictest0-21swapper/317:22:153
14611996117,38cyclictest0-21swapper/317:57:023
14611996117,38cyclictest0-21swapper/317:02:223
1460899614,22cyclictest0-21swapper/119:10:501
1460699614,34cyclictest0-21swapper/019:29:500
1460699614,15cyclictest18501-21kworker/0:119:07:000
14606996118,20cyclictest0-21swapper/020:15:050
248599600,3rtkit-daemon0-21swapper/018:25:240
248599600,3rtkit-daemon0-21swapper/017:53:180
248599600,3rtkit-daemon0-21swapper/017:14:570
248599600,2rtkit-daemon0-21swapper/017:43:490
198182604,49sleep00-21swapper/021:17:090
14611996025,29cyclictest1419-21runrttasks18:30:343
14611996022,32cyclictest24234-21cat16:57:053
1460699605,31cyclictest0-21swapper/020:57:220
14606996019,24cyclictest0-21swapper/021:48:300
14606996019,24cyclictest0-21swapper/021:48:300
14606996017,22cyclictest3579-21grep20:52:190
248599590,9rtkit-daemon0-21swapper/017:10:270
248599590,3rtkit-daemon0-21swapper/018:53:530
248599590,3rtkit-daemon0-21swapper/017:24:270
248599590,2rtkit-daemon0-21swapper/017:28:570
248599590,2rtkit-daemon0-21swapper/017:28:570
248599590,2rtkit-daemon0-21swapper/016:44:280
164552590,12sleep041ktimersoftd/018:47:480
164552590,12sleep041ktimersoftd/018:47:480
14611995925,27cyclictest1419-21runrttasks17:21:543
14611995919,34cyclictest0-21swapper/317:32:263
14611995915,15cyclictest0-21swapper/318:32:213
1460699595,33cyclictest0-21swapper/021:43:480
1460699594,35cyclictest0-21swapper/021:04:020
1460699594,35cyclictest0-21swapper/021:04:020
1460699593,38cyclictest0-21swapper/020:34:160
81862583,10sleep00-21swapper/019:23:110
14611995821,31cyclictest30332-21telnet18:17:123
14611995811,41cyclictest0-21swapper/317:47:023
1460699584,37cyclictest0-21swapper/019:55:390
1460699584,35cyclictest0-21swapper/019:18:590
14606995827,11cyclictest4330-21aten_r1power_fr20:07:070
248599570,6rtkit-daemon0-21swapper/017:59:181
248599570,2rtkit-daemon0-21swapper/016:56:280
14611995725,27cyclictest0-21swapper/317:48:313
1460899574,38cyclictest0-21swapper/119:18:081
1460899574,34cyclictest1419-21runrttasks21:02:091
1460899574,34cyclictest1419-21runrttasks21:02:091
1460699576,29cyclictest0-21swapper/019:32:100
1460699576,29cyclictest0-21swapper/019:32:100
248599560,5rtkit-daemon2484-21rtkit-daemon21:52:160
14611995624,25cyclictest0-21swapper/318:24:503
1460699564,35cyclictest0-21swapper/018:45:510
141662562,46sleep10-21swapper/117:42:211
140282569,38sleep10-21swapper/120:21:401
35132553,9sleep00-21swapper/020:05:150
248599550,5rtkit-daemon2484-21rtkit-daemon17:47:180
248599550,5rtkit-daemon2484-21rtkit-daemon17:32:190
14611995534,14cyclictest11327-21aten_r1power_po17:37:143
14611995513,13cyclictest0-21swapper/316:37:173
1460899554,35cyclictest0-21swapper/119:23:141
1460899554,34cyclictest0-21swapper/118:46:511
1460899554,32cyclictest0-21swapper/120:58:431
14608995538,10cyclictest4890-21gltestperf17:22:231
1460899553,34cyclictest0-21swapper/119:29:211
248599540,5rtkit-daemon2484-21rtkit-daemon22:01:460
248599540,5rtkit-daemon2484-21rtkit-daemon19:58:210
248599540,5rtkit-daemon2484-21rtkit-daemon19:12:080
248599540,5rtkit-daemon2484-21rtkit-daemon18:07:180
248599540,4rtkit-daemon2484-21rtkit-daemon18:37:240
248599540,4rtkit-daemon2484-21rtkit-daemon17:57:250
248599540,17rtkit-daemon2484-21rtkit-daemon18:14:400
161492542,46sleep10-21swapper/121:58:211
143382544,9sleep11287-21snmpd16:34:031
248599530,5rtkit-daemon2484-21rtkit-daemon22:02:530
248599530,5rtkit-daemon2484-21rtkit-daemon20:27:120
248599530,4rtkit-daemon2484-21rtkit-daemon18:17:320
216052533,42sleep00-21swapper/016:50:090
216052533,42sleep00-21swapper/016:50:090
1460899535,28cyclictest0-21swapper/119:55:411
1460899534,35cyclictest0-21swapper/121:27:101
1460899533,45cyclictest0-21swapper/121:42:401
1460899533,36cyclictest0-21swapper/120:43:071
14608995314,22cyclictest0-21swapper/120:23:181
1460699534,31cyclictest0-21swapper/017:02:040
14606995323,13cyclictest0-21swapper/017:02:260
248599520,6rtkit-daemon2484-21rtkit-daemon19:04:081
248599520,5rtkit-daemon2484-21rtkit-daemon21:22:100
248599520,5rtkit-daemon2484-21rtkit-daemon21:12:030
214402522,43sleep10-21swapper/116:48:001
214402522,43sleep10-21swapper/116:48:001
211842523,43sleep00-21swapper/019:42:300
1460899529,27cyclictest0-21swapper/120:50:381
1460899524,35cyclictest0-21swapper/119:12:061
1460899524,32cyclictest0-21swapper/119:40:101
1460899524,32cyclictest0-21swapper/119:40:101
14608995235,10cyclictest570-21cpuspeed_turbos18:22:141
1460899523,33cyclictest8389-21sed21:47:161
1460899523,33cyclictest8389-21sed21:47:161
1460899523,18cyclictest0-21swapper/121:07:071
142362524,42sleep30-21swapper/316:32:443
248599510,4rtkit-daemon2484-21rtkit-daemon18:27:170
248599510,4rtkit-daemon2484-21rtkit-daemon16:37:211
1460899517,29cyclictest0-21swapper/120:39:041
1460899515,26cyclictest0-21swapper/121:22:321
1460899514,41cyclictest0-21swapper/119:42:321
1460899514,31cyclictest0-21swapper/120:08:231
14608995122,13cyclictest0-21swapper/119:32:231
14608995122,13cyclictest0-21swapper/119:32:231
1460699515,28cyclictest0-21swapper/018:57:330
1460699515,28cyclictest0-21swapper/016:37:190
1460699514,13cyclictest0-21swapper/020:42:280
14606995121,13cyclictest0-21swapper/018:02:150
248599500,4rtkit-daemon2484-21rtkit-daemon19:37:140
248599500,4rtkit-daemon2484-21rtkit-daemon19:37:140
1460899504,40cyclictest0-21swapper/121:17:081
1460899504,40cyclictest0-21swapper/118:47:151
1460899504,40cyclictest0-21swapper/118:47:151
1460899504,29cyclictest0-21swapper/118:02:191
1460899504,27cyclictest0-21swapper/118:13:101
1460899504,26cyclictest0-21swapper/120:36:121
1460699503,29cyclictest0-21swapper/017:37:180
248599490,5rtkit-daemon2484-21rtkit-daemon22:04:531
1460899494,28cyclictest0-21swapper/118:57:281
1460899494,12cyclictest0-21swapper/117:54:161
14608994932,11cyclictest24682-21cpuspeed_turbos16:57:171
1460899493,32cyclictest0-21swapper/118:56:141
1460899493,26cyclictest0-21swapper/120:53:491
1460899493,26cyclictest0-21swapper/120:15:501
14608994926,10cyclictest0-21swapper/119:47:091
192502482,40sleep10-21swapper/116:45:351
1460899484,27cyclictest0-21swapper/117:07:211
1460899484,23cyclictest0-21swapper/120:03:191
1460899483,31cyclictest0-21swapper/120:00:251
324352476,9sleep10-21swapper/118:21:501
275912472,39sleep10-21swapper/118:10:541
1460899474,27cyclictest0-21swapper/117:47:161
1460899474,27cyclictest0-21swapper/117:17:251
1460899473,39cyclictest0-21swapper/121:33:241
136872474,6sleep00-21swapper/016:32:290
46052462,38sleep10-21swapper/118:27:391
1460899456,26cyclictest0-21swapper/117:02:151
1460899454,26cyclictest0-21swapper/117:34:131
1460899454,26cyclictest0-21swapper/117:27:331
1460899454,26cyclictest0-21swapper/117:27:331
1460899453,26cyclictest0-21swapper/116:52:271
1460899443,36cyclictest0-21swapper/117:39:401
1460899403,25cyclictest0-21swapper/117:12:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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