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2026-06-22 - 06:28

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 Mon Jun 22, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2194991030,5rtkit-daemon0-21swapper/019:18:433
219499950,6rtkit-daemon0-21swapper/019:15:430
219499950,6rtkit-daemon0-21swapper/019:15:430
219499950,6rtkit-daemon0-21swapper/018:47:520
219499940,5rtkit-daemon0-21swapper/019:02:590
219499920,6rtkit-daemon0-21swapper/019:18:130
219499920,6rtkit-daemon0-21swapper/019:02:140
462999124,12cyclictest0-21swapper/219:37:492
46299904,39cyclictest0-21swapper/221:28:582
462999028,8cyclictest7439-21ssh23:29:392
461999036,11cyclictest0-21swapper/123:31:131
46299894,35cyclictest0-21swapper/220:57:402
462998931,14cyclictest0-21swapper/222:47:302
462998913,31cyclictest0-21swapper/223:37:172
46299874,36cyclictest0-21swapper/223:07:402
46299874,35cyclictest0-21swapper/222:02:362
46299874,10cyclictest0-21swapper/200:07:452
46299864,42cyclictest0-21swapper/222:22:472
462998633,12cyclictest0-21swapper/223:26:452
462998633,12cyclictest0-21swapper/223:26:452
46299863,37cyclictest0-21swapper/223:53:572
46299853,37cyclictest0-21swapper/223:17:432
46299853,25cyclictest30782-21ssh21:42:172
46299843,38cyclictest18948-21tr23:47:292
462998423,13cyclictest0-21swapper/222:57:142
46299834,39cyclictest0-21swapper/222:21:142
46299825,38cyclictest0-21swapper/222:42:322
46299824,36cyclictest0-21swapper/200:01:132
46299823,39cyclictest0-21swapper/223:42:342
462998227,10cyclictest24456-21telnet21:32:322
462998221,12cyclictest0-21swapper/200:02:462
462998027,7cyclictest18079-21ssh22:10:032
462998026,14cyclictest0-21swapper/220:22:352
462998021,12cyclictest0-21swapper/221:02:512
462997928,11cyclictest0-21swapper/222:34:242
462997918,24cyclictest27287-21kworker/2:023:39:082
462997821,12cyclictest0-21swapper/219:47:402
46299773,33cyclictest0-21swapper/200:12:172
46299763,36cyclictest0-21swapper/221:22:362
219499760,8rtkit-daemon0-21swapper/019:12:591
219499760,8rtkit-daemon0-21swapper/019:12:591
462997529,7cyclictest31963-21rm20:55:522
462997528,6cyclictest31189-21ssh22:28:392
462997520,12cyclictest0-21swapper/221:57:322
462997520,12cyclictest0-21swapper/221:57:322
219499740,6rtkit-daemon4870-21timerwakeupswit18:52:591
462997326,8cyclictest20016-21telnet19:27:372
219499730,9rtkit-daemon0-21swapper/018:57:591
219499730,4rtkit-daemon2193-21rtkit-daemon22:42:503
219499700,5rtkit-daemon0-21swapper/018:48:001
219499690,5rtkit-daemon2193-21rtkit-daemon21:17:392
463996738,12cyclictest24150-21grep23:07:313
46199673,58cyclictest0-21swapper/100:12:451
263452670,14sleep346399cyclictest22:22:353
461996638,12cyclictest0-21swapper/122:17:201
461996538,13cyclictest0-21swapper/100:02:271
463996437,13cyclictest0-21swapper/321:37:493
461996437,12cyclictest0-21swapper/122:09:091
46099645,51cyclictest0-21swapper/022:30:270
46099645,27cyclictest0-21swapper/023:52:450
204042643,11sleep00-21swapper/020:32:560
197112644,52sleep10-21swapper/123:00:321
463996326,27cyclictest0-21swapper/321:24:023
461996336,12cyclictest0-21swapper/122:45:171
46399624,50cyclictest0-21swapper/321:07:553
461996236,12cyclictest0-21swapper/121:23:321
463996136,11cyclictest0-21swapper/323:22:433
463996136,11cyclictest0-21swapper/323:22:433
75812604,12sleep00-21swapper/023:30:100
463996035,10cyclictest21312-21cpuspeed_turbos21:27:363
46399603,50cyclictest23116-21cut22:17:373
46399603,50cyclictest0-21swapper/322:27:473
463996014,40cyclictest0-21swapper/323:16:133
46199604,49cyclictest0-21swapper/120:54:061
461996037,12cyclictest0-21swapper/122:17:511
219499600,4rtkit-daemon2193-21rtkit-daemon23:41:483
46399594,49cyclictest0-21swapper/323:49:383
46399594,48cyclictest31802-21perl21:42:373
463995932,11cyclictest0-21swapper/320:27:353
46199594,49cyclictest0-21swapper/123:37:411
165732599,6sleep10-21swapper/122:56:251
46399584,48cyclictest0-21swapper/323:43:323
46399584,48cyclictest0-21swapper/320:47:503
46399584,47cyclictest0-21swapper/322:37:193
46399584,47cyclictest0-21swapper/322:12:313
46199583,49cyclictest0-21swapper/121:52:081
46199583,39cyclictest0-21swapper/122:23:281
46099584,30cyclictest13611-21unixbench_multi23:37:520
46399575,46cyclictest0-21swapper/320:37:333
46399574,29cyclictest0-21swapper/320:54:473
463995734,8cyclictest1131-21gltestperf20:57:433
46399573,47cyclictest11018-21fschecks_count19:07:423
463995720,28cyclictest21867-21processes23:02:453
461995735,8cyclictest23132-21perl19:32:441
46099575,30cyclictest0-21swapper/022:42:310
46099574,23cyclictest0-21swapper/019:42:520
460995739,10cyclictest885-21gltestperf22:32:370
460995711,12cyclictest28540-21grep21:37:400
261282573,48sleep00-21swapper/022:22:330
219499570,6rtkit-daemon2193-21rtkit-daemon19:42:572
46399565,45cyclictest0-21swapper/323:57:463
46399564,46cyclictest0-21swapper/321:58:483
46399564,46cyclictest0-21swapper/321:58:483
46399564,44cyclictest24430-21munin-node21:32:323
46399563,48cyclictest0-21swapper/321:55:183
46399563,46cyclictest0-21swapper/322:03:413
463995628,24cyclictest0-21swapper/323:36:533
463995626,11cyclictest15459-21tail21:17:463
462995615,10cyclictest0-21swapper/222:59:402
461995636,7cyclictest9679-21rm21:09:221
46099564,27cyclictest0-21swapper/023:42:290
46099564,26cyclictest0-21swapper/021:27:350
463995540,10cyclictest0-21swapper/323:19:143
46399554,45cyclictest0-21swapper/321:48:273
46399553,47cyclictest0-21swapper/321:05:253
463995526,25cyclictest0-21swapper/322:40:113
46199555,34cyclictest0-21swapper/123:25:521
46199555,34cyclictest0-21swapper/123:25:521
46199554,34cyclictest0-21swapper/122:50:331
461995535,8cyclictest7457-21kworker/1:021:31:061
46099555,30cyclictest0-21swapper/023:32:500
46099555,29cyclictest0-21swapper/022:17:190
46099555,27cyclictest0-21swapper/023:02:420
46099554,31cyclictest0-21swapper/022:57:180
46099554,29cyclictest0-21swapper/000:07:390
46099554,27cyclictest0-21swapper/023:01:150
460995524,12cyclictest0-21swapper/021:22:440
460995523,13cyclictest0-21swapper/021:07:320
460995523,11cyclictest26919-21ssh23:57:470
460995522,12cyclictest1227-21runrttasks21:47:300
460995521,14cyclictest0-21swapper/022:00:240
460995521,14cyclictest0-21swapper/022:00:240
460995517,23cyclictest13553-21awk22:02:450
219499550,6rtkit-daemon2193-21rtkit-daemon19:57:492
219499550,6rtkit-daemon2193-21rtkit-daemon19:57:492
176562553,9sleep00-21swapper/022:08:300
46399543,9cyclictest6873-21unixbench_singl23:27:493
46399543,47cyclictest0-21swapper/300:16:343
463995417,30cyclictest18521-21runrttasks19:22:463
46299545,41cyclictest0-21swapper/222:37:352
461995435,7cyclictest25658-21diskmemload23:48:341
46199543,45cyclictest0-21swapper/120:21:261
461995424,23cyclictest13732-21sendmail_mailst22:02:481
46099545,29cyclictest0-21swapper/023:07:270
46099545,29cyclictest0-21swapper/022:47:390
46099545,29cyclictest0-21swapper/018:52:540
46099545,27cyclictest1227-21runrttasks00:12:430
46099545,27cyclictest0-21swapper/020:51:040
46099545,26cyclictest0-21swapper/021:07:120
46099544,30cyclictest0-21swapper/021:17:480
46099544,29cyclictest0-21swapper/021:12:400
46099544,26cyclictest0-21swapper/023:17:050
460995435,10cyclictest18416-21grep19:22:450
46099543,45cyclictest0-21swapper/000:03:550
460995424,14cyclictest0-21swapper/020:58:510
460995421,12cyclictest0-21swapper/020:02:240
460995421,12cyclictest0-21swapper/020:02:240
460995421,11cyclictest27556-21ssh21:37:210
460995419,10cyclictest23891-21grep22:17:500
460995417,13cyclictest0-21swapper/021:52:510
460995414,13cyclictest0-21swapper/020:52:560
219499540,5rtkit-daemon2193-21rtkit-daemon21:42:302
219499540,5rtkit-daemon2193-21rtkit-daemon20:02:422
204342542,7sleep120437-21ssh23:02:211
201162544,44sleep00-21swapper/019:27:390
185832543,43sleep10-21swapper/119:22:481
124792543,44sleep00-21swapper/019:11:270
463995340,7cyclictest3642sleep300:07:343
46399534,43cyclictest0-21swapper/300:02:443
462995336,12cyclictest0-21swapper/222:16:592
462995321,26cyclictest0-21swapper/223:15:072
46199534,43cyclictest8645-21ssh21:57:201
46199533,9cyclictest0-21swapper/121:01:041
46199533,43cyclictest0-21swapper/100:01:411
46199533,42cyclictest0-21swapper/120:27:341
46199533,28cyclictest0-21swapper/120:16:231
46099536,29cyclictest0-21swapper/019:37:240
46099535,29cyclictest0-21swapper/019:47:410
46099535,28cyclictest0-21swapper/020:22:510
46099534,29cyclictest0-21swapper/020:37:400
46099534,28cyclictest0-21swapper/020:17:340
46099534,28cyclictest0-21swapper/020:02:430
46099534,25cyclictest0-21swapper/020:12:500
46099533,29cyclictest0-21swapper/023:49:480
460995321,13cyclictest0-21swapper/022:37:340
460995321,12cyclictest0-21swapper/020:42:450
460995320,14cyclictest0-21swapper/023:19:200
460995320,13cyclictest1227-21runrttasks23:23:490
460995320,13cyclictest1227-21runrttasks23:23:490
295092532,44sleep129631-21df_abs22:27:341
46399527,27cyclictest0-21swapper/321:13:343
46399525,32cyclictest0-21swapper/323:56:173
463995237,8cyclictest20419-21unixbench_multi20:32:553
46299524,42cyclictest0-21swapper/221:12:492
46199523,43cyclictest0-21swapper/121:33:441
46099525,28cyclictest0-21swapper/019:37:490
460995221,11cyclictest31395-21tr21:42:330
460995219,14cyclictest0-21swapper/020:27:390
460995218,15cyclictest0-21swapper/019:52:440
219499520,5rtkit-daemon2193-21rtkit-daemon21:47:372
219499520,5rtkit-daemon2193-21rtkit-daemon19:52:422
219499520,5rtkit-daemon2193-21rtkit-daemon19:32:352
93902517,38sleep10-21swapper/123:32:371
5642513,41sleep10-21swapper/100:07:361
46399514,28cyclictest0-21swapper/319:37:393
46399513,8cyclictest16933-21munin-node22:07:463
463995118,12cyclictest0-21swapper/319:32:513
46299514,40cyclictest0-21swapper/219:07:532
462995130,9cyclictest9890-21sshd19:03:502
462995123,13cyclictest0-21swapper/223:02:582
46199514,42cyclictest0-21swapper/121:15:101
46199514,41cyclictest0-21swapper/121:04:371
46199513,44cyclictest0-21swapper/122:34:091
46199513,42cyclictest0-21swapper/122:41:001
46199513,38cyclictest0-21swapper/123:08:451
46199513,33cyclictest0-21swapper/123:56:101
460995118,13cyclictest0-21swapper/020:07:490
28672512,9sleep30-21swapper/318:50:423
46399504,27cyclictest0-21swapper/322:47:513
46399503,28cyclictest0-21swapper/319:07:273
463995017,13cyclictest0-21swapper/322:52:273
46199504,39cyclictest0-21swapper/121:41:341
46199504,28cyclictest0-21swapper/121:19:151
46199504,28cyclictest0-21swapper/120:49:241
46199504,26cyclictest0-21swapper/123:21:161
461995035,9cyclictest12567-21munin-run19:12:261
461995033,6cyclictest787-21ssh21:43:581
46199503,40cyclictest0-21swapper/120:37:331
292042502,9sleep10-21swapper/119:46:301
151812507,35sleep10-21swapper/119:17:361
46399495,27cyclictest0-21swapper/320:12:463
46399495,26cyclictest0-21swapper/322:59:043
46399494,26cyclictest0-21swapper/319:45:173
463994923,13cyclictest0-21swapper/318:57:443
462994928,9cyclictest0-21swapper/220:51:212
462994924,12cyclictest0-21swapper/221:52:522
462994921,9cyclictest1227-21runrttasks20:27:392
46199494,27cyclictest0-21swapper/123:47:101
46199493,41cyclictest0-21swapper/123:15:471
46199493,40cyclictest0-21swapper/121:58:521
46199493,40cyclictest0-21swapper/121:58:521
46199493,39cyclictest0-21swapper/119:29:151
46199493,27cyclictest0-21swapper/120:02:451
46399485,36cyclictest0-21swapper/319:47:473
46399484,29cyclictest0-21swapper/320:04:213
463994824,9cyclictest2781-21kworker/u8:220:18:233
46399482,10cyclictest0-21swapper/319:31:093
46299483,38cyclictest0-21swapper/221:07:322
462994825,10cyclictest0-21swapper/220:42:552
46199483,29cyclictest0-21swapper/119:57:411
46199483,29cyclictest0-21swapper/119:57:411
256312482,40sleep30-21swapper/320:47:103
463994730,11cyclictest0-21swapper/320:07:543
46399473,25cyclictest3432-21sendmail_mailqu19:57:533
46399473,25cyclictest3432-21sendmail_mailqu19:57:533
463994717,12cyclictest0-21swapper/318:54:103
46199474,38cyclictest0-21swapper/120:32:431
461994732,9cyclictest31232-21unixbench_multi19:47:571
46199473,40cyclictest0-21swapper/119:38:361
46199473,37cyclictest0-21swapper/120:47:221
46399465,37cyclictest0-21swapper/319:12:533
46399465,37cyclictest0-21swapper/319:12:533
46399465,27cyclictest0-21swapper/319:52:523
462994634,6cyclictest152452sleep219:17:362
46299463,35cyclictest0-21swapper/220:32:272
462994619,12cyclictest0-21swapper/220:17:382
46199463,38cyclictest0-21swapper/120:22:461
462994524,10cyclictest0-21swapper/220:39:252
46199454,13cyclictest0-21swapper/120:07:361
461994518,9cyclictest1664-21awk19:57:241
46399445,11cyclictest13962-21aten2.4-expect20:22:313
462994429,10cyclictest0-21swapper/220:12:312
46199444,12cyclictest0-21swapper/119:04:111
46099444,12cyclictest0-21swapper/018:47:280
46299433,32cyclictest0-21swapper/218:52:382
46299432,35cyclictest0-21swapper/218:47:482
46299423,32cyclictest0-21swapper/220:07:372
46299423,32cyclictest0-21swapper/219:12:512
46299423,32cyclictest0-21swapper/219:12:512
462994222,9cyclictest0-21swapper/218:47:282
462994222,12cyclictest0-21swapper/218:57:392
462994123,13cyclictest0-21swapper/219:27:252
46399404,28cyclictest540-21latency_hist18:47:283
46199404,30cyclictest501-21cat18:47:271
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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