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2026-06-21 - 12:27

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 792 highest latencies:
System rack1slot6s.osadl.org (updated Sun Jun 21, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2194991290,5rtkit-daemon2193-21rtkit-daemon22:08:442
2194991260,6rtkit-daemon2193-21rtkit-daemon21:03:322
2194991240,5rtkit-daemon2193-21rtkit-daemon21:51:452
2194991230,5rtkit-daemon2193-21rtkit-daemon20:00:492
2194991110,4rtkit-daemon2193-21rtkit-daemon23:04:570
25726991045,28cyclictest19634-21taskset20:48:392
2194991020,9rtkit-daemon0-21swapper/223:56:032
2194991010,5rtkit-daemon2193-21rtkit-daemon23:45:033
2194991010,5rtkit-daemon2193-21rtkit-daemon23:45:033
25726999918,12cyclictest0-21swapper/221:28:412
25726999811,28cyclictest0-21swapper/223:28:262
2572699974,26cyclictest0-21swapper/221:18:302
25726999734,57cyclictest25930-21sed00:08:322
25726999621,15cyclictest0-21swapper/222:43:362
2572799954,81cyclictest0-21swapper/321:14:013
2572699954,28cyclictest0-21swapper/223:38:412
2572699954,26cyclictest0-21swapper/221:48:162
219499950,6rtkit-daemon0-21swapper/200:03:252
2572699946,13cyclictest0-21swapper/223:09:062
2572699944,26cyclictest0-21swapper/222:28:492
219499940,6rtkit-daemon0-21swapper/223:58:482
219499940,5rtkit-daemon107550irq/46-eth000:11:320
2572699934,25cyclictest0-21swapper/222:18:262
2572699925,27cyclictest0-21swapper/223:03:472
2572699924,30cyclictest0-21swapper/221:23:372
2572699924,26cyclictest0-21swapper/223:18:442
25726999223,11cyclictest0-21swapper/223:49:142
25726999223,11cyclictest0-21swapper/223:49:142
25726999216,18cyclictest30747-21head21:53:282
25726999213,13cyclictest0-21swapper/222:53:432
219499920,6rtkit-daemon0-21swapper/222:58:272
219499920,4rtkit-daemon2193-21rtkit-daemon22:35:580
2572799913,63cyclictest29722-21fschecks_count21:03:363
2572699914,23cyclictest21835-21proc_pri21:38:452
2572699914,11cyclictest2284-21gltestperf23:33:312
2572699913,15cyclictest12583-21tune2fs22:13:322
25726999121,21cyclictest26826-21ntp_kernel_err20:58:452
25726999121,21cyclictest26826-21ntp_kernel_err20:58:452
25726999118,12cyclictest0-21swapper/222:33:362
25726999116,10cyclictest20450-21unixbench_singl22:23:482
25726999113,13cyclictest0-21swapper/221:08:322
2572699906,16cyclictest0-21swapper/222:03:372
2572699904,27cyclictest0-21swapper/221:13:412
2572699904,25cyclictest0-21swapper/223:24:242
2572699904,25cyclictest0-21swapper/221:33:382
25726999019,12cyclictest0-21swapper/221:58:382
2572699894,27cyclictest0-21swapper/220:34:582
2572699894,25cyclictest4000-21tune2fs22:48:302
2572699894,25cyclictest0-21swapper/220:54:182
2572699894,12cyclictest0-21swapper/223:18:052
2572699894,10cyclictest28854-21sh22:38:252
2572699885,25cyclictest0-21swapper/219:18:322
2572699884,13cyclictest0-21swapper/223:45:152
2572699884,13cyclictest0-21swapper/223:45:152
25726998826,53cyclictest0-21swapper/219:03:392
25726998814,13cyclictest0-21swapper/220:23:472
2572799874,61cyclictest0-21swapper/300:06:313
2572799873,64cyclictest6516-21munin-run20:23:193
2572799873,64cyclictest6516-21munin-run20:23:193
2572699875,28cyclictest0-21swapper/219:50:222
2572699875,28cyclictest0-21swapper/219:23:412
2572699874,12cyclictest0-21swapper/218:54:412
2572699874,12cyclictest0-21swapper/218:54:412
25726998716,13cyclictest0-21swapper/200:13:522
2572699864,28cyclictest0-21swapper/220:38:412
2572699864,26cyclictest0-21swapper/219:33:452
2572699864,15cyclictest0-21swapper/220:43:502
25726998627,11cyclictest18583-21latency19:38:432
25726998627,11cyclictest18583-21latency19:38:432
2572799854,63cyclictest0-21swapper/322:58:243
2572799853,71cyclictest0-21swapper/322:52:413
2572799853,65cyclictest0-21swapper/300:12:133
2572699854,27cyclictest5483-21memory20:18:422
2572699854,27cyclictest5483-21memory20:18:422
25726998529,10cyclictest25967-21aten2.4-expect18:48:342
25726998522,12cyclictest0-21swapper/219:08:442
2572799844,73cyclictest26108-21diskstats20:58:353
2572799844,73cyclictest26108-21diskstats20:58:353
2572799844,73cyclictest0-21swapper/321:44:513
2572799844,72cyclictest0-21swapper/321:38:333
2572799844,59cyclictest1227-21runrttasks19:51:213
2572799843,66cyclictest107550irq/46-eth021:53:493
219499840,16rtkit-daemon361ktimersoftd/322:03:373
2572799834,72cyclictest0-21swapper/321:52:173
2572799833,72cyclictest29547-21wc00:13:343
2572799833,72cyclictest0-21swapper/323:09:233
2572799833,45cyclictest0-21swapper/322:28:283
2572699835,27cyclictest0-21swapper/220:29:582
2572699834,34cyclictest0-21swapper/220:08:432
2572699834,24cyclictest0-21swapper/220:13:312
2572799824,70cyclictest0-21swapper/322:18:393
2572799824,69cyclictest0-21swapper/323:28:403
2572799824,62cyclictest0-21swapper/322:38:413
2572799823,71cyclictest8060-21processes22:53:433
2572799823,67cyclictest1190-21unixbench_singl20:08:513
2572699824,25cyclictest0-21swapper/220:04:522
2572699824,25cyclictest0-21swapper/219:43:322
2572699824,23cyclictest0-21swapper/219:28:342
2572799819,64cyclictest0-21swapper/321:08:353
2572799814,69cyclictest0-21swapper/319:13:333
2572799814,62cyclictest0-21swapper/323:22:273
2572799814,61cyclictest0-21swapper/322:23:193
2572799813,71cyclictest18463-21diskmemload23:33:313
2572799813,71cyclictest0-21swapper/319:03:333
2572799813,70cyclictest1124-21snmpd20:23:553
2572799813,64cyclictest0-21swapper/320:53:333
2572799804,69cyclictest0-21swapper/322:13:323
2572799804,69cyclictest0-21swapper/321:28:353
2572799804,68cyclictest11587-21needreboot21:23:433
2572799804,68cyclictest0-21swapper/322:43:293
2572799804,41cyclictest0-21swapper/323:58:303
2572799803,70cyclictest11362-21sh22:12:313
2572799803,69cyclictest0-21swapper/322:37:383
2572799803,61cyclictest19760-21iostat_ios20:48:413
2572799803,58cyclictest0-21swapper/321:22:023
2572799803,57cyclictest0-21swapper/320:43:193
2572699804,26cyclictest0-21swapper/219:14:442
2572699803,10cyclictest25512-21grep19:53:402
2572799793,68cyclictest3021-21latency20:13:423
2572799784,67cyclictest0-21swapper/320:33:433
2572799783,69cyclictest0-21swapper/321:59:283
2572799783,68cyclictest31078-21cpuspeed_turbos18:58:363
2572799783,68cyclictest20594-21ssh23:13:263
2572799783,56cyclictest13918-21cut20:38:293
2572799783,48cyclictest0-21swapper/323:07:133
2572699784,26cyclictest0-21swapper/218:58:342
219499780,7rtkit-daemon0-21swapper/221:42:530
2572799777,56cyclictest0-21swapper/321:34:363
2572799774,66cyclictest0-21swapper/323:41:443
2572799774,57cyclictest0-21swapper/323:25:243
2572799773,67cyclictest17744-21cpu19:38:333
2572799773,67cyclictest17744-21cpu19:38:333
2572799773,67cyclictest0-21swapper/319:30:183
2572799773,67cyclictest0-21swapper/319:23:313
2572799773,41cyclictest14921-21munin-node23:53:303
2572799763,64cyclictest0-21swapper/320:03:453
2572799763,62cyclictest11680-21aten2.4-expect23:48:243
2572799763,62cyclictest11680-21aten2.4-expect23:48:243
2572799763,44cyclictest1124-21snmpd20:28:463
2572799743,60cyclictest25943-21munin-node18:48:343
2572799733,63cyclictest0-21swapper/319:38:043
2572799733,62cyclictest0-21swapper/320:00:493
2572799723,62cyclictest1124-21snmpd19:54:503
2572799723,62cyclictest0-21swapper/319:47:393
2572799723,54cyclictest0-21swapper/318:53:513
2572799723,54cyclictest0-21swapper/318:53:513
2572799713,47cyclictest5153-21sshd19:10:453
2572799693,41cyclictest7978-21munin-node19:18:473
2572799643,39cyclictest25807-21cat18:48:243
247222633,12sleep00-21swapper/022:31:560
129012613,50sleep00-21swapper/021:26:270
194322592,10sleep10-21swapper/119:40:001
194322592,10sleep10-21swapper/119:40:001
285142583,12sleep00-21swapper/021:02:330
285142583,12sleep00-21swapper/021:02:330
25725995833,12cyclictest0-21swapper/121:57:421
25725995833,11cyclictest0-21swapper/121:58:291
2572399585,15cyclictest0-21swapper/022:50:540
2572399584,47cyclictest0-21swapper/022:48:140
98622574,45sleep00-21swapper/019:19:560
25725995733,11cyclictest0-21swapper/122:54:041
25725995732,12cyclictest0-21swapper/120:58:021
2572399573,47cyclictest0-21swapper/022:08:460
265642565,44sleep118463-21diskmemload21:46:551
2572699564,28cyclictest0-21swapper/218:48:242
2572399564,45cyclictest0-21swapper/023:31:380
229282564,45sleep00-21swapper/023:16:590
139222564,45sleep00-21swapper/022:14:350
2572399554,45cyclictest0-21swapper/022:58:360
195522553,46sleep019556-21ssh21:36:020
187492552,46sleep10-21swapper/123:09:061
135252553,45sleep00-21swapper/020:36:290
25725995440,9cyclictest5238-21gltestperf20:18:381
25725995440,9cyclictest5238-21gltestperf20:18:381
2572599542,45cyclictest15296-21tr23:53:251
160882543,9sleep116161-21hwlatdetect22:18:351
92612534,42sleep00-21swapper/022:56:270
289972533,44sleep00-21swapper/020:00:140
2572399534,43cyclictest0-21swapper/022:23:300
2572399534,42cyclictest0-21swapper/021:58:280
25723995313,34cyclictest0-21swapper/023:43:360
25723995313,34cyclictest0-21swapper/023:43:360
252122533,43sleep00-21swapper/020:58:130
183802533,11sleep00-21swapper/020:47:210
167302533,10sleep00-21swapper/021:33:040
313302524,41sleep00-21swapper/020:04:330
308232523,10sleep130902-21sendmail_mailst20:03:501
307342523,10sleep00-21swapper/022:39:100
2572599525,41cyclictest0-21swapper/100:03:111
2572399525,41cyclictest0-21swapper/021:08:510
2572399524,41cyclictest0-21swapper/022:18:270
2572399524,15cyclictest0-21swapper/021:03:300
2572399523,43cyclictest0-21swapper/023:58:130
2572399523,43cyclictest0-21swapper/023:38:360
268302513,42sleep00-21swapper/019:58:040
2572599516,39cyclictest0-21swapper/123:43:111
2572599514,40cyclictest0-21swapper/122:03:261
25725995133,14cyclictest0-21swapper/121:17:491
2572599513,24cyclictest0-21swapper/122:34:461
2572599512,45cyclictest14034-21kworker/1:122:31:561
2572399516,39cyclictest0-21swapper/023:08:340
2572399514,40cyclictest0-21swapper/023:26:280
2572399514,26cyclictest0-21swapper/021:53:460
2572399513,42cyclictest0-21swapper/000:13:300
2572399513,40cyclictest0-21swapper/021:48:290
25723995123,12cyclictest0-21swapper/023:50:140
25723995123,12cyclictest0-21swapper/023:50:140
212792512,10sleep10-21swapper/120:51:411
136962512,42sleep10-21swapper/121:28:291
130612512,10sleep10-21swapper/121:27:001
3762503,41sleep00-21swapper/019:03:110
302962503,10sleep00-21swapper/018:56:060
302962503,10sleep00-21swapper/018:56:060
293032502,10sleep10-21swapper/123:25:381
280172502,42sleep10-21swapper/118:52:281
27162502,9sleep10-21swapper/121:11:121
2572399505,27cyclictest0-21swapper/023:19:380
2572399504,41cyclictest0-21swapper/000:03:220
25723995031,14cyclictest0-21swapper/021:13:280
2572399503,42cyclictest0-21swapper/020:19:480
2572399503,42cyclictest0-21swapper/020:19:480
2572399503,41cyclictest4046-21ssh23:36:340
25723995012,22cyclictest0-21swapper/023:53:270
219292503,9sleep10-21swapper/119:46:291
211922503,40sleep00-21swapper/020:51:240
162302503,41sleep00-21swapper/019:33:460
12902504,40sleep00-21swapper/020:09:250
125412502,42sleep10-21swapper/123:01:081
111532502,10sleep10-21swapper/123:47:471
111532502,10sleep10-21swapper/123:47:471
103602503,41sleep00-21swapper/019:23:300
38262494,10sleep00-21swapper/020:14:410
25725994935,9cyclictest29308-21grep22:38:291
25725994934,9cyclictest11008-21sort19:23:381
2572599493,40cyclictest0-21swapper/123:13:361
25725994922,23cyclictest0-21swapper/119:32:231
218032493,39sleep00-21swapper/019:44:500
199992492,9sleep10-21swapper/121:37:401
110702493,39sleep00-21swapper/020:30:370
86432483,39sleep00-21swapper/020:25:080
74282483,39sleep10-21swapper/119:14:201
74072483,10sleep00-21swapper/019:14:030
302822482,41sleep10-21swapper/118:55:551
302822482,41sleep10-21swapper/118:55:551
2572599485,37cyclictest0-21swapper/121:42:551
2572599484,10cyclictest0-21swapper/121:05:441
2572599483,9cyclictest0-21swapper/121:20:381
2572599483,40cyclictest0-21swapper/121:02:591
2572599483,40cyclictest0-21swapper/121:02:591
2572599483,40cyclictest0-21swapper/120:30:371
2572599483,39cyclictest0-21swapper/123:31:001
25725994827,10cyclictest0-21swapper/122:23:401
2572399484,40cyclictest0-21swapper/021:46:510
2572399484,38cyclictest0-21swapper/021:22:520
2572399482,39cyclictest0-21swapper/020:38:300
25723994814,18cyclictest0-21swapper/019:38:310
25723994814,18cyclictest0-21swapper/019:38:310
241632483,39sleep00-21swapper/019:49:300
145792483,40sleep00-21swapper/019:29:060
137992483,10sleep10-21swapper/122:14:081
88622472,10sleep10-21swapper/120:27:561
270892472,10sleep10-21swapper/119:58:301
268212473,39sleep10-21swapper/119:57:571
2572599478,8cyclictest24557-21if_eth023:18:341
2572599477,12cyclictest0-21swapper/121:48:421
2572599476,7cyclictest0-21swapper/122:48:431
2572599474,39cyclictest0-21swapper/122:09:331
2572599474,38cyclictest0-21swapper/123:52:411
2572599474,38cyclictest0-21swapper/123:52:411
25725994733,9cyclictest14251-21cpuspeed_turbos20:38:321
2572599473,39cyclictest0-21swapper/123:33:271
2572599473,39cyclictest0-21swapper/123:05:571
2572599473,38cyclictest0-21swapper/100:03:171
2572599473,12cyclictest0-21swapper/122:43:411
25725994721,8cyclictest1740-21cat20:13:201
2572399477,35cyclictest0-21swapper/022:04:080
2572399476,35cyclictest0-21swapper/019:03:430
2572399476,12cyclictest0-21swapper/018:48:460
2572399473,38cyclictest0-21swapper/019:08:340
311192463,37sleep10-21swapper/100:16:451
271782462,38sleep10-21swapper/100:09:401
53232452,38sleep10-21swapper/119:12:591
37772452,37sleep10-21swapper/120:14:011
253602454,35sleep00-21swapper/018:44:060
181802452,37sleep10-21swapper/120:44:441
149872452,36sleep10-21swapper/119:33:231
256462443,6sleep10-21swapper/118:47:491
98682432,10sleep10-21swapper/119:20:011
2572599433,35cyclictest0-21swapper/119:53:211
2572599424,25cyclictest0-21swapper/118:58:421
25725994223,15cyclictest0-21swapper/120:34:421
25725994127,9cyclictest2316-21ls19:03:531
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