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2026-04-12 - 01:49

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 Sun Apr 12, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2346321010,6sleep123467-21unixbench_multi20:02:561
2346321010,6sleep123467-21unixbench_multi20:02:561
248599940,6rtkit-daemon0-21swapper/117:17:411
248599940,6rtkit-daemon0-21swapper/117:17:411
3041099924,43cyclictest0-21swapper/022:18:510
3041099923,44cyclictest0-21swapper/021:57:400
30410999229,14cyclictest0-21swapper/020:57:520
3041099913,42cyclictest0-21swapper/022:07:330
3041099913,22cyclictest1801-21runrttasks22:42:490
3041099913,22cyclictest1801-21runrttasks22:42:490
3041099893,42cyclictest0-21swapper/020:27:440
3041099893,38cyclictest0-21swapper/022:16:460
30410998929,12cyclictest0-21swapper/021:07:360
3041099883,44cyclictest0-21swapper/020:07:410
3041099883,39cyclictest0-21swapper/021:52:320
3041099874,45cyclictest0-21swapper/021:30:400
30410998619,8cyclictest27564-21awk21:47:170
3041099834,12cyclictest0-21swapper/022:37:480
3041099824,27cyclictest0-21swapper/020:37:440
30410998211,13cyclictest0-21swapper/019:47:220
3041099813,37cyclictest0-21swapper/022:27:480
30410998017,13cyclictest19022-21grep19:07:440
30410997810,12cyclictest0-21swapper/019:31:300
248599760,7rtkit-daemon31551-21cut17:17:490
248599760,7rtkit-daemon31551-21cut17:17:490
3041299715,60cyclictest0-21swapper/221:17:512
3041299694,57cyclictest0-21swapper/222:42:482
3041299694,57cyclictest0-21swapper/222:42:482
3041299684,55cyclictest0-21swapper/219:52:512
248599670,8rtkit-daemon0-21swapper/321:05:553
248599670,5rtkit-daemon2484-21rtkit-daemon18:35:083
248599670,5rtkit-daemon0-21swapper/321:28:243
248599670,4rtkit-daemon2484-21rtkit-daemon18:21:243
248599660,9rtkit-daemon0-21swapper/320:12:423
248599660,9rtkit-daemon0-21swapper/320:03:203
248599660,9rtkit-daemon0-21swapper/320:03:203
248599660,9rtkit-daemon0-21swapper/318:43:303
248599660,9rtkit-daemon0-21swapper/318:43:303
248599660,9rtkit-daemon0-21swapper/318:22:463
248599660,8rtkit-daemon0-21swapper/322:35:513
248599660,8rtkit-daemon0-21swapper/321:58:383
248599660,7rtkit-daemon0-21swapper/318:54:373
248599660,7rtkit-daemon0-21swapper/317:35:103
248599660,6rtkit-daemon0-21swapper/322:14:523
248599660,6rtkit-daemon0-21swapper/319:42:283
248599660,6rtkit-daemon0-21swapper/319:00:003
248599660,6rtkit-daemon0-21swapper/318:08:323
248599660,6rtkit-daemon0-21swapper/318:00:093
248599660,4rtkit-daemon2484-21rtkit-daemon18:32:083
3041299654,54cyclictest0-21swapper/220:09:312
3041299654,53cyclictest0-21swapper/221:42:402
3041299653,53cyclictest4013-21unixbench-2d21:57:512
248599650,8rtkit-daemon0-21swapper/322:27:363
248599650,8rtkit-daemon0-21swapper/319:29:433
248599650,7rtkit-daemon0-21swapper/321:17:393
248599650,7rtkit-daemon0-21swapper/319:48:353
248599650,7rtkit-daemon0-21swapper/319:36:583
248599650,7rtkit-daemon0-21swapper/319:23:293
248599650,7rtkit-daemon0-21swapper/319:23:293
248599650,7rtkit-daemon0-21swapper/319:15:213
248599650,7rtkit-daemon0-21swapper/318:51:153
248599650,7rtkit-daemon0-21swapper/317:44:323
248599650,6rtkit-daemon0-21swapper/321:34:013
248599650,6rtkit-daemon0-21swapper/320:43:033
248599650,6rtkit-daemon0-21swapper/320:43:033
248599650,6rtkit-daemon0-21swapper/319:03:073
248599650,4rtkit-daemon2484-21rtkit-daemon22:47:063
248599650,4rtkit-daemon2484-21rtkit-daemon22:47:063
248599650,4rtkit-daemon2484-21rtkit-daemon21:53:153
248599650,4rtkit-daemon2484-21rtkit-daemon19:18:213
248599650,4rtkit-daemon2484-21rtkit-daemon19:07:443
248599650,4rtkit-daemon2484-21rtkit-daemon18:05:173
248599650,4rtkit-daemon2484-21rtkit-daemon18:05:173
248599650,3rtkit-daemon0-21swapper/317:52:323
248599650,10rtkit-daemon0-21swapper/321:13:393
3041299644,53cyclictest0-21swapper/219:17:372
3041199643,53cyclictest5509-21gltestperf19:37:421
248599640,8rtkit-daemon0-21swapper/320:48:253
248599640,8rtkit-daemon0-21swapper/320:17:263
248599640,7rtkit-daemon0-21swapper/322:23:293
248599640,7rtkit-daemon0-21swapper/321:39:533
248599640,7rtkit-daemon0-21swapper/320:35:483
248599640,7rtkit-daemon0-21swapper/320:30:113
248599640,7rtkit-daemon0-21swapper/320:00:273
248599640,7rtkit-daemon0-21swapper/319:53:053
248599640,6rtkit-daemon0-21swapper/322:37:213
248599640,6rtkit-daemon0-21swapper/322:17:593
248599640,6rtkit-daemon0-21swapper/322:03:003
248599640,6rtkit-daemon0-21swapper/322:03:003
248599640,6rtkit-daemon0-21swapper/321:46:013
248599640,6rtkit-daemon0-21swapper/320:23:343
248599640,6rtkit-daemon0-21swapper/318:14:163
248599640,6rtkit-daemon0-21swapper/317:49:023
248599640,6rtkit-daemon0-21swapper/317:39:333
248599640,5rtkit-daemon12336-21ntp_states21:22:463
248599640,5rtkit-daemon12336-21ntp_states21:22:463
248599640,5rtkit-daemon0-21swapper/320:39:333
248599640,3rtkit-daemon0-21swapper/322:08:223
248599640,10rtkit-daemon0-21swapper/321:49:303
3041299634,52cyclictest0-21swapper/222:40:012
3041299634,51cyclictest0-21swapper/220:22:342
30411996320,25cyclictest9809-21cpu20:32:321
248599630,8rtkit-daemon0-21swapper/321:09:393
248599630,7rtkit-daemon0-21swapper/320:08:343
248599630,7rtkit-daemon0-21swapper/319:38:583
248599630,6rtkit-daemon0-21swapper/321:01:173
248599630,6rtkit-daemon0-21swapper/318:37:383
3041299624,51cyclictest0-21swapper/219:49:562
3041299624,50cyclictest0-21swapper/220:37:422
3041199623,49cyclictest3849-21chrt19:35:271
248599620,8rtkit-daemon0-21swapper/320:55:033
3041199614,49cyclictest0-21swapper/121:36:271
3041199613,51cyclictest9142-21python21:17:491
3041199613,50cyclictest1419-21runrttasks19:55:021
3041299607,39cyclictest0-21swapper/220:44:272
3041299607,39cyclictest0-21swapper/220:44:272
3041299604,49cyclictest0-21swapper/222:37:162
30412996030,13cyclictest0-21swapper/220:02:392
30412996030,13cyclictest0-21swapper/220:02:392
3041199604,37cyclictest11647-21aten_r1power_fr19:47:341
3041199603,51cyclictest0-21swapper/122:06:221
3041199603,51cyclictest0-21swapper/122:06:221
3041199603,51cyclictest0-21swapper/121:57:351
3041199603,51cyclictest0-21swapper/121:07:201
30411996024,9cyclictest26908-21df_abs20:57:351
30412995941,11cyclictest4609-21grep21:12:342
3041299594,48cyclictest0-21swapper/219:57:432
3041299594,46cyclictest6013-21cpuspeed_turbos22:02:322
3041299594,46cyclictest6013-21cpuspeed_turbos22:02:322
30412995913,26cyclictest0-21swapper/219:42:242
3041199594,49cyclictest0-21swapper/119:22:531
3041199594,49cyclictest0-21swapper/119:22:531
3041199593,24cyclictest0-21swapper/122:42:441
3041199593,24cyclictest0-21swapper/122:42:441
3041299584,47cyclictest0-21swapper/219:27:422
3041299583,49cyclictest0-21swapper/221:27:512
30412995820,29cyclictest1501-21fschecks_time21:07:382
3041199589,43cyclictest1676-21nscd20:07:441
3041199584,47cyclictest0-21swapper/120:02:041
3041199583,48cyclictest0-21swapper/122:38:501
3041199582,49cyclictest0-21swapper/122:13:021
248599580,9rtkit-daemon0-21swapper/318:05:022
248599580,9rtkit-daemon0-21swapper/318:05:022
3041299573,48cyclictest0-21swapper/221:37:462
3041299573,47cyclictest9760-21munin-node20:32:322
3041299573,46cyclictest0-21swapper/220:53:462
3041199578,22cyclictest0-21swapper/120:17:581
3041199575,37cyclictest0-21swapper/120:26:231
3041199575,26cyclictest0-21swapper/119:42:391
3041199574,45cyclictest0-21swapper/119:27:541
3041199574,33cyclictest0-21swapper/120:17:181
3041199573,48cyclictest0-21swapper/119:17:511
3041199573,47cyclictest0-21swapper/120:45:521
3041199573,47cyclictest0-21swapper/120:45:521
3041199572,49cyclictest0-21swapper/120:37:401
30411995716,13cyclictest0-21swapper/121:52:411
3041299563,48cyclictest0-21swapper/222:17:452
3041299563,48cyclictest0-21swapper/221:06:522
3041199565,43cyclictest23099-21diskstats22:27:321
3041199564,46cyclictest0-21swapper/122:33:231
3041199564,46cyclictest0-21swapper/122:22:411
3041199564,26cyclictest0-21swapper/121:42:331
30411995627,13cyclictest0-21swapper/120:54:361
248599560,6rtkit-daemon0-21swapper/321:25:312
248599560,6rtkit-daemon0-21swapper/321:25:312
248599560,4rtkit-daemon2484-21rtkit-daemon18:21:092
325412552,9sleep30-21swapper/317:19:293
325412552,9sleep30-21swapper/317:19:293
3041299554,31cyclictest0-21swapper/219:32:562
3041299554,13cyclictest0-21swapper/219:23:442
3041299554,13cyclictest0-21swapper/219:23:442
30412995525,10cyclictest23390-21gltestperf22:27:342
3041199554,29cyclictest0-21swapper/121:47:291
3041199554,28cyclictest0-21swapper/120:27:451
30411995537,10cyclictest1273-21sort17:22:451
3041199553,46cyclictest0-21swapper/121:37:411
3041199553,46cyclictest0-21swapper/121:22:331
3041199553,46cyclictest0-21swapper/121:22:331
3041199553,46cyclictest0-21swapper/118:52:511
3041199553,46cyclictest0-21swapper/117:57:471
3041199553,46cyclictest0-21swapper/117:47:471
3041199553,44cyclictest0-21swapper/117:37:531
287082554,9sleep00-21swapper/019:24:100
287082554,9sleep00-21swapper/019:24:100
3041299546,26cyclictest0-21swapper/221:47:292
3041299544,43cyclictest0-21swapper/221:02:032
3041299544,30cyclictest0-21swapper/217:53:002
30412995421,14cyclictest0-21swapper/220:27:552
3041199545,29cyclictest0-21swapper/118:08:021
3041199545,28cyclictest0-21swapper/118:12:371
3041199544,45cyclictest121850irq/46-eth022:22:171
3041199544,27cyclictest0-21swapper/120:50:151
3041199543,45cyclictest0-21swapper/121:12:531
3041199543,45cyclictest0-21swapper/118:03:471
3041199543,45cyclictest0-21swapper/118:03:471
3041199543,44cyclictest0-21swapper/121:07:361
3041099545,41cyclictest0-21swapper/020:47:370
3041299535,30cyclictest0-21swapper/220:17:432
3041299534,43cyclictest0-21swapper/222:24:052
3041299534,29cyclictest0-21swapper/221:32:322
3041299534,29cyclictest0-21swapper/219:07:542
3041299533,43cyclictest0-21swapper/220:47:542
30412995321,10cyclictest32451-21ssh21:52:432
30412995320,12cyclictest0-21swapper/222:17:172
3041199534,44cyclictest0-21swapper/121:32:121
3041199534,29cyclictest0-21swapper/119:12:571
3041199533,44cyclictest0-21swapper/122:10:221
3041099537,40cyclictest0-21swapper/020:14:430
3041099535,12cyclictest0-21swapper/022:32:320
3041099534,43cyclictest0-21swapper/020:21:030
3041099534,41cyclictest0-21swapper/020:22:490
30410995335,10cyclictest16813-21unixbench_singl17:53:010
3041299525,28cyclictest0-21swapper/219:02:552
3041299524,29cyclictest0-21swapper/222:10:112
3041299524,29cyclictest0-21swapper/218:37:412
3041299524,28cyclictest0-21swapper/217:22:452
3041299523,28cyclictest0-21swapper/218:47:442
3041299522,44cyclictest0-21swapper/217:37:422
3041199525,38cyclictest0-21swapper/118:32:391
3041199524,43cyclictest0-21swapper/117:42:551
30411995232,11cyclictest19011-21grep19:07:441
3041199523,43cyclictest0-21swapper/117:27:381
3041099526,40cyclictest0-21swapper/020:05:020
3041099526,40cyclictest0-21swapper/020:05:020
3041099525,40cyclictest0-21swapper/021:02:350
3041099524,41cyclictest0-21swapper/021:22:140
3041299514,29cyclictest0-21swapper/219:12:422
3041299514,29cyclictest0-21swapper/218:12:592
3041299514,28cyclictest0-21swapper/219:42:432
3041299514,28cyclictest0-21swapper/217:32:562
3041299513,42cyclictest0-21swapper/218:57:352
30412995116,20cyclictest30341-21processes18:22:582
3041199515,27cyclictest0-21swapper/118:17:391
3041199514,28cyclictest0-21swapper/117:32:451
3041199514,26cyclictest0-21swapper/118:25:181
3041199513,42cyclictest0-21swapper/119:05:231
3041199513,42cyclictest0-21swapper/118:42:581
3041199513,42cyclictest0-21swapper/118:42:581
302682514,6sleep00-21swapper/017:16:080
27252512,9sleep30-21swapper/317:25:333
260562512,42sleep00-21swapper/018:13:270
71642504,40sleep00-21swapper/021:16:380
3041399504,27cyclictest0-21swapper/317:27:593
3041299504,28cyclictest0-21swapper/217:27:502
3041299504,27cyclictest0-21swapper/220:12:362
3041299504,27cyclictest0-21swapper/218:44:232
3041299504,27cyclictest0-21swapper/218:44:232
3041299503,22cyclictest12658-21munin-node17:47:562
3041199504,13cyclictest0-21swapper/118:27:431
30411995019,12cyclictest0-21swapper/117:52:391
3041099505,38cyclictest0-21swapper/019:48:510
3041099504,40cyclictest0-21swapper/022:22:500
3041099504,40cyclictest0-21swapper/021:22:410
3041099504,40cyclictest0-21swapper/021:22:410
3041099504,39cyclictest0-21swapper/022:06:490
3041099504,39cyclictest0-21swapper/022:06:490
3041099504,37cyclictest0-21swapper/019:52:340
3041099503,42cyclictest0-21swapper/019:34:260
3041099503,40cyclictest0-21swapper/019:57:400
3041099503,36cyclictest0-21swapper/019:19:060
189872508,36sleep00-21swapper/020:45:460
189872508,36sleep00-21swapper/020:45:460
189512503,9sleep20-21swapper/217:59:222
152882503,9sleep10-21swapper/118:58:511
3041299495,37cyclictest0-21swapper/217:42:472
3041299493,28cyclictest0-21swapper/217:17:292
3041299492,33cyclictest0-21swapper/218:28:492
3041199493,28cyclictest0-21swapper/118:47:571
3041099499,11cyclictest0-21swapper/018:24:180
211662492,40sleep00-21swapper/021:37:300
3041299484,26cyclictest0-21swapper/218:52:482
3041099486,35cyclictest0-21swapper/020:52:330
30410994832,9cyclictest1672-21tr18:32:400
3041099483,41cyclictest0-21swapper/018:45:490
3041099483,41cyclictest0-21swapper/018:45:490
3041099483,22cyclictest0-21swapper/021:47:470
30410994820,12cyclictest121850irq/46-eth019:02:540
248599480,5rtkit-daemon2484-21rtkit-daemon17:12:491
212932482,40sleep00-21swapper/018:03:480
212932482,40sleep00-21swapper/018:03:480
190882486,36sleep00-21swapper/018:01:100
3041299474,12cyclictest0-21swapper/218:07:432
3041199474,24cyclictest0-21swapper/118:37:451
3041099474,11cyclictest0-21swapper/021:32:340
3041099473,40cyclictest0-21swapper/019:40:280
3041099473,39cyclictest0-21swapper/020:37:010
210762472,39sleep00-21swapper/019:12:410
122972472,40sleep00-21swapper/017:45:540
3041299464,26cyclictest0-21swapper/217:19:042
3041299464,26cyclictest0-21swapper/217:19:042
3041099464,35cyclictest0-21swapper/017:22:420
30410994625,15cyclictest0-21swapper/018:37:590
3041299454,24cyclictest0-21swapper/218:32:412
3041099454,36cyclictest0-21swapper/017:37:540
3041099454,35cyclictest0-21swapper/017:32:550
30410994526,13cyclictest0-21swapper/017:47:540
284482452,9sleep00-21swapper/018:18:310
3041099443,33cyclictest0-21swapper/018:47:370
30410994427,12cyclictest4822-21unixbench_multi17:28:000
30410994427,10cyclictest31742-21cpuspeed_turbos18:27:370
30410994412,12cyclictest0-21swapper/019:02:250
3041099434,33cyclictest0-21swapper/018:09:130
30410994330,8cyclictest11349-21cpuspeed_turbos18:52:400
3041399384,15cyclictest0-21swapper/317:17:293
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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