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2026-06-02 - 06:46

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 highest latencies:
System rack1slot6s.osadl.org (updated Tue Jun 02, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2701999440,12cyclictest0-21swapper/321:44:333
2701999440,12cyclictest0-21swapper/321:44:333
6822920,6sleep015-21rcuc/019:01:270
219499890,27rtkit-daemon21641-21yum-updatesd-he19:44:491
219499890,27rtkit-daemon21641-21yum-updatesd-he19:44:491
219499850,26rtkit-daemon10502-21df19:21:271
219499830,26rtkit-daemon0-21swapper/019:51:341
219499810,27rtkit-daemon0-21swapper/019:19:421
219499800,25rtkit-daemon0-21swapper/019:36:341
259372760,7sleep10-21swapper/121:49:481
259372760,7sleep10-21swapper/121:49:481
270099715,59cyclictest0-21swapper/222:54:232
270099704,59cyclictest0-21swapper/223:00:202
270099704,59cyclictest0-21swapper/222:27:152
270099704,59cyclictest0-21swapper/222:27:152
270099694,58cyclictest0-21swapper/222:23:232
270099685,56cyclictest0-21swapper/221:45:212
270099685,56cyclictest0-21swapper/221:45:212
270099685,56cyclictest0-21swapper/200:08:352
270099684,57cyclictest0-21swapper/221:51:292
270099684,57cyclictest0-21swapper/200:03:332
270099674,56cyclictest23804-21taskset22:34:022
270099674,56cyclictest1227-21runrttasks00:33:372
270099674,56cyclictest1227-21runrttasks00:33:372
270099674,56cyclictest0-21swapper/223:33:262
270099674,55cyclictest0-21swapper/223:49:452
269499674,56cyclictest0-21swapper/023:52:250
269499674,56cyclictest0-21swapper/023:52:250
270099664,55cyclictest0-21swapper/222:43:092
219499660,5rtkit-daemon2193-21rtkit-daemon23:40:553
270099654,53cyclictest0-21swapper/221:47:522
270099654,53cyclictest0-21swapper/221:47:522
2698996523,34cyclictest7284-21munin-node23:46:311
269499653,54cyclictest0-21swapper/021:56:090
219499650,7rtkit-daemon0-21swapper/019:31:271
270099645,52cyclictest0-21swapper/200:16:262
270099644,53cyclictest0-21swapper/223:51:352
270099644,53cyclictest0-21swapper/223:51:352
270099644,53cyclictest0-21swapper/221:31:272
270099643,54cyclictest0-21swapper/222:11:182
269499644,52cyclictest0-21swapper/023:44:440
217522647,12sleep00-21swapper/023:18:360
270099634,52cyclictest0-21swapper/223:21:342
270099634,51cyclictest0-21swapper/223:44:312
270099634,29cyclictest0-21swapper/200:11:222
270099624,51cyclictest0-21swapper/222:36:302
270099624,51cyclictest0-21swapper/200:26:292
269499624,50cyclictest0-21swapper/000:19:550
115872625,11sleep00-21swapper/023:03:250
270099615,50cyclictest0-21swapper/220:16:242
270099614,50cyclictest0-21swapper/223:11:272
270099614,50cyclictest0-21swapper/221:07:532
270099613,49cyclictest3152-21df_abs21:16:242
269499614,51cyclictest0-21swapper/022:11:230
269499614,50cyclictest0-21swapper/023:38:110
269499614,50cyclictest0-21swapper/000:23:330
219499610,6rtkit-daemon0-21swapper/019:56:411
290452604,48sleep30-21swapper/323:30:373
270099604,49cyclictest3644-21munin-run23:41:032
270099604,49cyclictest15887-21users23:56:392
270099603,50cyclictest0-21swapper/221:11:412
269899604,24cyclictest0-21swapper/123:31:511
269499604,50cyclictest0-21swapper/022:34:000
269499603,51cyclictest0-21swapper/022:29:070
269499603,51cyclictest0-21swapper/022:29:070
184582604,47sleep10-21swapper/100:01:271
81702593,50sleep00-21swapper/021:22:060
270099593,49cyclictest0-21swapper/223:16:222
270099593,49cyclictest0-21swapper/221:21:242
270099592,51cyclictest0-21swapper/222:17:592
269499594,49cyclictest0-21swapper/021:09:390
269499594,48cyclictest0-21swapper/023:59:430
269499594,48cyclictest0-21swapper/021:57:270
269499593,21cyclictest107550irq/46-eth022:57:050
219499590,6rtkit-daemon2193-21rtkit-daemon19:01:283
270199584,46cyclictest0-21swapper/323:09:383
270199584,46cyclictest0-21swapper/323:09:383
270099584,48cyclictest0-21swapper/222:01:352
270099584,47cyclictest0-21swapper/221:38:072
270099584,46cyclictest31003-21iostat_ios21:56:302
270099584,45cyclictest20835-21taskset20:51:252
270099583,48cyclictest32662-21netstat22:46:322
270099583,48cyclictest12598-21munin-node23:06:192
270099583,48cyclictest12598-21munin-node23:06:192
269899584,27cyclictest0-21swapper/121:51:391
2698995820,21cyclictest0-21swapper/122:31:421
269499584,48cyclictest0-21swapper/000:06:230
269499583,50cyclictest0-21swapper/023:32:180
172542583,12sleep00-21swapper/020:41:390
2701995740,11cyclictest10379-21sort23:01:303
270199574,46cyclictest0-21swapper/321:46:393
270199574,46cyclictest0-21swapper/321:46:393
270199574,45cyclictest0-21swapper/320:51:103
270199573,36cyclictest0-21swapper/319:57:263
2701995724,26cyclictest0-21swapper/321:16:223
270199572,49cyclictest0-21swapper/322:00:343
270099576,44cyclictest0-21swapper/221:26:262
270099574,46cyclictest10557-21ssh23:01:332
269899574,36cyclictest0-21swapper/100:32:581
269899574,36cyclictest0-21swapper/100:32:581
269499574,47cyclictest0-21swapper/021:36:010
269499574,38cyclictest0-21swapper/021:50:380
269499574,38cyclictest0-21swapper/021:50:380
269499573,46cyclictest0-21swapper/023:06:090
269499573,46cyclictest0-21swapper/023:06:090
219499570,5rtkit-daemon2193-21rtkit-daemon23:44:323
52202563,46sleep00-21swapper/022:54:460
2701995640,10cyclictest7657-21sendmail_mailqu21:21:403
2701995630,12cyclictest0-21swapper/322:31:313
2701995630,11cyclictest0-21swapper/300:30:263
2701995621,28cyclictest5351-21aten_r1power_en19:11:243
2701995618,32cyclictest1227-21runrttasks22:21:303
270099565,43cyclictest30958-21head00:21:152
270099564,45cyclictest0-21swapper/222:06:532
2698995619,21cyclictest0-21swapper/121:19:401
219499560,4rtkit-daemon2193-21rtkit-daemon23:59:243
272382553,45sleep00-21swapper/019:56:290
270199554,44cyclictest0-21swapper/321:11:273
270199553,44cyclictest9636-21ssh23:48:223
270099553,45cyclictest281ktimersoftd/219:46:432
270099553,12cyclictest0-21swapper/223:30:112
270099552,47cyclictest0-21swapper/220:50:572
2698995537,11cyclictest3279-21cpuspeed_turbos19:06:281
269499555,45cyclictest0-21swapper/000:03:240
269499555,27cyclictest0-21swapper/023:12:530
269499554,30cyclictest0-21swapper/020:11:270
269499553,38cyclictest0-21swapper/000:33:230
269499553,38cyclictest0-21swapper/000:33:230
251422553,44sleep325248-21expr19:51:323
223082553,7sleep022312-21ssh21:43:510
223082553,7sleep022312-21ssh21:43:510
219499550,7rtkit-daemon2193-21rtkit-daemon22:01:213
196632552,9sleep30-21swapper/300:03:023
144692550,4sleep214533-21wc20:36:332
113432553,44sleep20-21swapper/219:21:402
2701995437,11cyclictest11477-21munin-node21:26:413
270199543,45cyclictest29771-21unixbench_singl21:06:433
2701995429,11cyclictest0-21swapper/300:16:033
2701995428,12cyclictest0-21swapper/322:26:343
2701995428,12cyclictest0-21swapper/322:26:343
270099543,45cyclictest0-21swapper/220:22:462
270099543,45cyclictest0-21swapper/220:22:462
270099543,45cyclictest0-21swapper/219:06:442
269899544,30cyclictest0-21swapper/121:16:091
269899544,30cyclictest0-21swapper/121:06:101
269899544,30cyclictest0-21swapper/121:06:101
2698995436,10cyclictest14302-21ssh23:56:171
2698995423,13cyclictest0-21swapper/100:06:271
269499544,44cyclictest0-21swapper/021:21:050
269499544,44cyclictest0-21swapper/000:11:560
269499544,27cyclictest0-21swapper/021:12:230
269499543,46cyclictest0-21swapper/023:22:170
269499543,45cyclictest0-21swapper/023:26:440
269499543,45cyclictest0-21swapper/022:06:210
269499543,45cyclictest0-21swapper/020:36:110
269499543,45cyclictest0-21swapper/000:30:550
2694995420,16cyclictest0-21swapper/019:26:390
235282543,43sleep30-21swapper/300:09:473
219499540,6rtkit-daemon2193-21rtkit-daemon21:51:363
219499540,5rtkit-daemon2193-21rtkit-daemon23:14:333
219499540,5rtkit-daemon2193-21rtkit-daemon00:11:383
77052533,43sleep00-21swapper/020:21:360
77052533,43sleep00-21swapper/020:21:360
297562532,45sleep00-21swapper/020:01:280
2701995337,10cyclictest12766-21ssh23:52:303
2701995337,10cyclictest12766-21ssh23:52:303
2701995329,11cyclictest0-21swapper/322:51:313
270099533,43cyclictest0-21swapper/219:11:242
270099532,45cyclictest0-21swapper/221:01:352
270099532,45cyclictest0-21swapper/221:01:352
270099532,45cyclictest0-21swapper/220:56:262
270099532,45cyclictest0-21swapper/220:26:292
270099532,45cyclictest0-21swapper/219:36:422
269899536,41cyclictest0-21swapper/121:32:401
269899535,27cyclictest9170-21sshd21:25:331
269899535,14cyclictest0-21swapper/122:11:041
269899534,30cyclictest0-21swapper/123:26:361
269899534,28cyclictest0-21swapper/122:44:391
269899534,26cyclictest5220-21awk23:41:321
269899533,12cyclictest0-21swapper/122:16:201
2698995320,27cyclictest23488-21fschecks_time23:21:241
269499534,44cyclictest0-21swapper/021:27:460
2694995337,9cyclictest7600-21tr23:46:180
269499533,45cyclictest0-21swapper/022:19:370
2694995325,10cyclictest1002-21sshd19:21:390
2694995316,22cyclictest27711-21latency_hist21:06:110
219499530,4rtkit-daemon2193-21rtkit-daemon00:33:003
219499530,4rtkit-daemon2193-21rtkit-daemon00:33:003
41012523,11sleep00-21swapper/020:16:240
304162523,43sleep10-21swapper/100:20:251
270199524,41cyclictest0-21swapper/319:46:133
270199524,41cyclictest0-21swapper/319:46:133
2701995236,9cyclictest17542-21irqstats21:36:313
2701995235,12cyclictest0-21swapper/323:24:413
2701995233,12cyclictest0-21swapper/322:16:203
270199523,44cyclictest0-21swapper/322:16:073
269899525,29cyclictest0-21swapper/119:46:351
269899525,14cyclictest0-21swapper/122:50:471
269899525,14cyclictest0-21swapper/122:12:561
269899524,43cyclictest0-21swapper/123:01:321
269899524,30cyclictest0-21swapper/121:11:111
2698995221,13cyclictest0-21swapper/120:41:431
269499524,29cyclictest0-21swapper/020:56:380
269499524,28cyclictest0-21swapper/022:21:290
269499524,27cyclictest0-21swapper/022:46:310
269499524,24cyclictest0-21swapper/021:38:270
2694995236,9cyclictest18820-21df20:46:240
2694995222,13cyclictest0-21swapper/022:36:090
2694995221,9cyclictest29094-21rm22:41:310
2694995220,11cyclictest0-21swapper/022:01:280
219499520,5rtkit-daemon2193-21rtkit-daemon22:41:573
219499520,5rtkit-daemon2193-21rtkit-daemon22:08:433
154352522,9sleep00-21swapper/020:37:000
270199514,39cyclictest0-21swapper/320:01:223
2701995137,8cyclictest1227-21runrttasks22:48:513
2701995136,9cyclictest30529-21sed23:31:283
2701995131,14cyclictest0-21swapper/300:21:143
270099515,40cyclictest0-21swapper/219:26:272
270099513,42cyclictest0-21swapper/219:31:372
270099512,44cyclictest0-21swapper/219:41:432
270099512,44cyclictest0-21swapper/219:41:432
270099512,43cyclictest0-21swapper/219:16:242
270099512,42cyclictest0-21swapper/220:03:542
269899515,29cyclictest0-21swapper/120:36:401
269899515,28cyclictest0-21swapper/123:06:371
269899515,28cyclictest0-21swapper/123:06:371
269899515,28cyclictest0-21swapper/122:51:171
269899515,28cyclictest0-21swapper/122:36:411
269899515,28cyclictest0-21swapper/121:56:241
269899515,22cyclictest4165-21munin-run22:06:071
269899514,34cyclictest21-21ksoftirqd/121:41:421
269899514,34cyclictest21-21ksoftirqd/121:41:421
269899514,31cyclictest0-21swapper/122:56:321
269899514,29cyclictest0-21swapper/123:36:401
269899514,28cyclictest17784-21munin-node21:36:351
269899514,28cyclictest0-21swapper/120:06:411
2698995131,12cyclictest13341-21gltestperf19:26:321
2698995121,13cyclictest0-21swapper/123:51:321
2698995121,13cyclictest0-21swapper/123:51:321
2698995121,13cyclictest0-21swapper/120:26:421
269499514,28cyclictest0-21swapper/021:01:300
269499514,27cyclictest0-21swapper/019:06:260
269499513,28cyclictest0-21swapper/019:36:310
269122513,10sleep10-21swapper/100:14:531
228112513,9sleep10-21swapper/120:54:501
219499510,5rtkit-daemon2193-21rtkit-daemon21:34:223
174622513,42sleep10-21swapper/122:25:281
33012503,40sleep10-21swapper/120:11:451
270199503,41cyclictest20849-21mailstats23:16:343
270099502,42cyclictest0-21swapper/219:56:312
270099502,41cyclictest18149-21latency_hist20:46:102
2700995017,11cyclictest0-21swapper/219:52:422
269899505,27cyclictest0-21swapper/119:11:341
269899505,25cyclictest0-21swapper/123:12:511
269899504,28cyclictest0-21swapper/121:26:331
269899504,27cyclictest0-21swapper/100:21:041
2698995020,13cyclictest0-21swapper/123:16:371
2698995020,13cyclictest0-21swapper/120:22:351
2698995020,13cyclictest0-21swapper/120:22:351
2698995019,13cyclictest0-21swapper/120:01:451
269499504,27cyclictest0-21swapper/020:51:320
269499503,41cyclictest0-21swapper/020:26:240
60022493,40sleep10-21swapper/120:18:261
270199494,38cyclictest0-21swapper/320:31:413
270099493,24cyclictest0-21swapper/220:08:192
270099492,41cyclictest0-21swapper/220:31:292
269899495,38cyclictest0-21swapper/100:27:211
269899495,27cyclictest0-21swapper/122:30:091
269899495,27cyclictest0-21swapper/122:30:091
269899495,27cyclictest0-21swapper/120:31:411
269899494,27cyclictest0-21swapper/120:56:271
269499494,30cyclictest0-21swapper/019:31:280
2694994921,14cyclictest0-21swapper/019:16:300
2694994918,12cyclictest0-21swapper/019:41:290
2694994918,12cyclictest0-21swapper/019:41:290
249432494,38sleep00-21swapper/019:51:290
6732483,39sleep0809-21tail20:06:440
270199484,39cyclictest0-21swapper/319:06:413
2701994833,11cyclictest0-21swapper/321:05:353
2701994833,11cyclictest0-21swapper/321:05:353
270099485,36cyclictest0-21swapper/220:11:242
269499484,26cyclictest0-21swapper/019:11:410
203962483,39sleep10-21swapper/120:49:261
270199474,37cyclictest0-21swapper/320:44:353
270199474,37cyclictest0-21swapper/319:41:143
270199474,37cyclictest0-21swapper/319:26:133
270199474,36cyclictest0-21swapper/321:01:103
2701994725,11cyclictest0-21swapper/322:36:113
2701994722,13cyclictest0-21swapper/319:26:373
2701994722,12cyclictest0-21swapper/322:57:203
2701994722,11cyclictest0-21swapper/320:11:293
269499474,28cyclictest0-21swapper/019:46:430
270199463,35cyclictest4290-21cpuspeed20:16:253
270199462,38cyclictest0-21swapper/320:36:253
12612462,9sleep30-21swapper/320:10:433
270199454,37cyclictest0-21swapper/319:50:193
270199453,36cyclictest0-21swapper/320:21:363
270199453,36cyclictest0-21swapper/320:21:363
227242442,9sleep30-21swapper/320:53:433
270099424,32cyclictest0-21swapper/219:06:152
109852422,9sleep30-21swapper/320:31:103
270199415,30cyclictest0-21swapper/319:16:303
2701994122,14cyclictest0-21swapper/319:36:143
269899383,23cyclictest0-21swapper/119:06:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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