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2026-09-21 - 03:14

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 Sep 21, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2194991170,11rtkit-daemon0-21swapper/219:42:142
2194991110,9rtkit-daemon0-21swapper/219:17:072
2194991100,9rtkit-daemon0-21swapper/219:58:280
2194991100,10rtkit-daemon0-21swapper/219:15:002
2194991100,10rtkit-daemon0-21swapper/218:29:462
2194991090,9rtkit-daemon0-21swapper/219:57:212
2194991090,8rtkit-daemon0-21swapper/218:57:082
2194991080,10rtkit-daemon0-21swapper/218:42:082
2194991080,10rtkit-daemon0-21swapper/218:40:392
2194991000,6rtkit-daemon0-21swapper/219:03:452
219499990,6rtkit-daemon0-21swapper/219:30:142
219499980,7rtkit-daemon0-21swapper/219:24:592
489699974,41cyclictest10267-21wc21:17:060
219499970,7rtkit-daemon0-21swapper/218:22:092
219499970,6rtkit-daemon0-21swapper/219:55:132
219499970,6rtkit-daemon0-21swapper/218:32:092
489699964,85cyclictest0-21swapper/020:03:230
91582940,3sleep337-21ksoftirqd/322:04:433
489699937,26cyclictest0-21swapper/019:52:110
489699934,13cyclictest0-21swapper/019:48:320
489699914,43cyclictest0-21swapper/021:29:340
489699914,39cyclictest0-21swapper/022:46:300
4896999130,11cyclictest23060-21needreboot20:47:120
4896999130,10cyclictest28626-21gltestperf20:07:090
4896999032,12cyclictest0-21swapper/021:38:380
4896999031,9cyclictest19362-21gltestperf20:42:060
489699894,34cyclictest0-21swapper/020:37:000
489699893,35cyclictest21874-21ssh22:22:520
489699893,35cyclictest21874-21ssh22:22:520
489699884,27cyclictest0-21swapper/022:47:140
4896998825,13cyclictest0-21swapper/021:22:050
4896998819,9cyclictest10997-21sadc19:41:490
489699874,42cyclictest0-21swapper/022:31:420
489699873,39cyclictest0-21swapper/019:33:260
489699873,39cyclictest0-21swapper/019:33:260
489699864,41cyclictest0-21swapper/021:53:250
489699864,38cyclictest0-21swapper/022:15:480
4896998631,10cyclictest16178-21grep18:52:050
4896998631,10cyclictest16178-21grep18:52:050
489699854,37cyclictest0-21swapper/021:57:160
489699853,28cyclictest7606-21wget22:02:030
4896998327,7cyclictest28138-21latency_hist20:56:470
4896998325,14cyclictest0-21swapper/020:17:000
489699824,38cyclictest0-21swapper/022:11:290
4896998117,13cyclictest0-21swapper/018:16:520
4896998117,13cyclictest0-21swapper/018:16:520
4896997933,8cyclictest8326-21gltestperf17:27:130
4896997933,8cyclictest8326-21gltestperf17:27:130
219499770,8rtkit-daemon0-21swapper/218:18:543
219499740,6rtkit-daemon0-21swapper/219:15:373
219499720,29rtkit-daemon2193-21rtkit-daemon21:06:250
219499710,5rtkit-daemon0-21swapper/219:25:073
4898996918,31cyclictest19888-21ssh22:21:552
4898996918,31cyclictest19888-21ssh22:21:552
489899687,38cyclictest0-21swapper/222:11:542
4898996819,41cyclictest25044-21chrt20:02:072
489899677,36cyclictest0-21swapper/221:51:582
4898996722,36cyclictest1227-21runrttasks20:42:242
4898996717,42cyclictest20289-21sshd21:32:072
4898996717,28cyclictest28998-21strings20:07:152
4898996714,34cyclictest0-21swapper/222:32:552
489899654,53cyclictest0-21swapper/222:47:092
4898996520,26cyclictest22627-21perl20:47:062
4898996515,43cyclictest0-21swapper/221:40:052
4898996513,44cyclictest0-21swapper/220:22:062
4898996513,30cyclictest4776-21ssh21:08:022
4898996513,30cyclictest0-21swapper/222:46:412
4898996511,46cyclictest0-21swapper/221:17:082
489899644,47cyclictest0-21swapper/222:04:432
4898996419,23cyclictest26611-21ssh21:42:032
4898996419,23cyclictest26611-21ssh21:42:032
4898996415,42cyclictest0-21swapper/217:52:072
4898996414,42cyclictest0-21swapper/219:48:142
4898996414,34cyclictest0-21swapper/222:37:152
4898996414,31cyclictest16650-21aten_r1power_fr22:16:542
4898996413,32cyclictest0-21swapper/218:47:022
4898996413,28cyclictest1685-21ssh20:16:482
4898996413,28cyclictest1685-21ssh20:16:482
4898996411,45cyclictest0-21swapper/220:36:582
219499640,7rtkit-daemon0-21swapper/219:27:073
219499640,7rtkit-daemon0-21swapper/218:50:013
219499640,7rtkit-daemon0-21swapper/218:41:533
4898996322,35cyclictest11705-21runrttasks17:32:362
4898996315,31cyclictest0-21swapper/221:51:082
4898996314,41cyclictest1124-21snmpd18:14:002
4898996314,41cyclictest1124-21snmpd18:14:002
4898996313,31cyclictest0-21swapper/219:41:492
4898996312,44cyclictest0-21swapper/221:30:042
4898996312,43cyclictest0-21swapper/219:33:022
4898996312,43cyclictest0-21swapper/219:33:022
4898996311,31cyclictest0-21swapper/220:32:172
4898996310,32cyclictest0-21swapper/221:05:222
219499630,7rtkit-daemon0-21swapper/219:18:303
219499630,7rtkit-daemon0-21swapper/219:03:303
219499630,7rtkit-daemon0-21swapper/218:56:533
219499630,7rtkit-daemon0-21swapper/218:54:233
219499630,7rtkit-daemon0-21swapper/218:54:233
219499630,4rtkit-daemon2193-21rtkit-daemon22:29:521
489899626,35cyclictest0-21swapper/221:12:042
4898996216,25cyclictest0-21swapper/220:16:572
4898996213,28cyclictest0-21swapper/218:03:272
4898996211,33cyclictest0-21swapper/222:06:542
4898996211,33cyclictest0-21swapper/221:21:572
4898996210,29cyclictest0-21swapper/220:57:132
4898996210,29cyclictest0-21swapper/220:57:132
219499620,7rtkit-daemon0-21swapper/219:08:303
219499620,6rtkit-daemon0-21swapper/219:49:063
219499620,6rtkit-daemon0-21swapper/218:34:013
219499620,4rtkit-daemon2193-21rtkit-daemon22:11:231
219499620,4rtkit-daemon2193-21rtkit-daemon21:39:091
196462623,12sleep10-21swapper/118:57:211
489899619,45cyclictest0-21swapper/220:55:252
489899619,18cyclictest0-21swapper/221:57:092
4898996113,41cyclictest24968-21grep22:27:192
4898996112,31cyclictest0-21swapper/218:07:152
4898996110,43cyclictest0-21swapper/220:26:522
219499610,7rtkit-daemon0-21swapper/218:37:393
219499610,7rtkit-daemon0-21swapper/218:27:393
219499610,6rtkit-daemon0-21swapper/219:54:583
219499610,6rtkit-daemon0-21swapper/219:38:143
489999607,45cyclictest0-21swapper/322:17:253
489799604,34cyclictest0-21swapper/121:17:061
219499600,6rtkit-daemon0-21swapper/219:46:133
489699593,11cyclictest0-21swapper/019:25:370
53572583,12sleep30-21swapper/321:10:173
4899995838,12cyclictest0-21swapper/320:34:033
4898995812,39cyclictest0-21swapper/217:38:172
489799583,38cyclictest0-21swapper/120:09:441
4896995812,28cyclictest0-21swapper/018:51:500
219499580,6rtkit-daemon0-21swapper/219:57:353
219499580,6rtkit-daemon0-21swapper/218:21:543
489899579,42cyclictest0-21swapper/217:31:542
489899579,42cyclictest0-21swapper/217:31:542
489799575,35cyclictest0-21swapper/121:51:521
489799574,37cyclictest32093-21ls21:02:011
489799574,31cyclictest0-21swapper/122:01:451
489699574,46cyclictest0-21swapper/017:37:180
489699573,48cyclictest0-21swapper/020:35:340
316422573,47sleep00-21swapper/021:50:010
184892573,7sleep118493-21python17:47:251
121532573,46sleep10-21swapper/118:42:181
4898995613,36cyclictest16391-21diskstats18:52:072
4898995613,36cyclictest16391-21diskstats18:52:072
489799566,28cyclictest0-21swapper/119:25:061
489699564,46cyclictest0-21swapper/020:24:130
219499560,5rtkit-daemon2193-21rtkit-daemon17:42:262
4898995520,10cyclictest25137-21awk19:11:502
489799555,13cyclictest0-21swapper/121:47:131
489799554,24cyclictest32119-21kernelversion20:12:121
489799554,24cyclictest32119-21kernelversion20:12:121
4897995515,25cyclictest0-21swapper/119:52:031
4898995423,23cyclictest17622-21diskstats17:47:112
489799545,30cyclictest0-21swapper/119:12:031
489799545,29cyclictest9512-21grep20:27:081
489799545,29cyclictest0-21swapper/120:41:471
489799545,28cyclictest27595-21memory22:32:041
489799543,34cyclictest0-21swapper/122:40:091
4896995434,14cyclictest0-21swapper/020:57:110
4896995434,14cyclictest0-21swapper/020:57:110
489699543,45cyclictest0-21swapper/018:02:070
219499540,5rtkit-daemon2193-21rtkit-daemon21:12:100
119262543,7sleep311929-21sh22:07:383
69902533,9sleep10-21swapper/117:23:231
489899535,33cyclictest0-21swapper/217:21:552
4898995332,15cyclictest0-21swapper/217:24:372
489799535,29cyclictest0-21swapper/121:42:161
489799535,29cyclictest0-21swapper/121:42:161
489799535,28cyclictest0-21swapper/119:42:551
489799534,29cyclictest0-21swapper/122:02:031
4897995322,10cyclictest12795-21head20:32:071
4897995321,12cyclictest0-21swapper/118:01:521
4897995313,23cyclictest0-21swapper/121:32:291
489699534,41cyclictest0-21swapper/018:22:170
489699533,44cyclictest0-21swapper/021:44:300
489699533,44cyclictest0-21swapper/021:44:300
219499530,6rtkit-daemon2193-21rtkit-daemon21:10:330
219499530,5rtkit-daemon2193-21rtkit-daemon22:42:071
219499530,5rtkit-daemon2193-21rtkit-daemon21:27:021
211572532,44sleep00-21swapper/021:32:440
489999526,39cyclictest0-21swapper/321:32:163
489999523,42cyclictest0-21swapper/321:11:503
4899995223,11cyclictest0-21swapper/320:37:503
4899995222,12cyclictest0-21swapper/321:27:003
489899527,38cyclictest32501-21load18:17:162
4898995219,26cyclictest22622-21gltestperf17:57:132
489799525,29cyclictest0-21swapper/119:29:451
489799525,26cyclictest15741-21memory19:47:131
489799525,16cyclictest26699-21munin-node20:52:171
489799524,40cyclictest0-21swapper/120:17:041
489799524,29cyclictest0-21swapper/121:26:441
489799524,29cyclictest0-21swapper/117:27:291
489799524,29cyclictest0-21swapper/117:27:291
489799524,25cyclictest5663-21ssh22:47:151
4897995219,13cyclictest0-21swapper/118:07:161
4897995219,12cyclictest0-21swapper/119:37:201
4896995234,11cyclictest12804-21grep18:42:260
489699523,42cyclictest0-21swapper/019:42:060
30422525,38sleep33149-21df_abs17:17:093
64072512,42sleep00-21swapper/017:22:250
489999514,40cyclictest0-21swapper/320:04:583
4899995136,9cyclictest5275-21needreboot22:47:073
4899995131,12cyclictest0-21swapper/322:36:523
4899995121,13cyclictest0-21swapper/320:46:413
489799515,29cyclictest0-21swapper/120:02:251
489799515,27cyclictest0-21swapper/122:22:361
489799515,27cyclictest0-21swapper/122:22:361
489799515,27cyclictest0-21swapper/121:12:371
489799515,27cyclictest0-21swapper/117:46:161
489799514,29cyclictest0-21swapper/121:07:051
489799514,29cyclictest0-21swapper/119:17:171
489799514,28cyclictest0-21swapper/118:32:251
489799514,27cyclictest0-21swapper/118:27:091
489799514,26cyclictest0-21swapper/122:20:391
489799514,26cyclictest0-21swapper/120:44:321
4897995133,10cyclictest22175-21tr20:47:011
489799513,41cyclictest0-21swapper/118:02:121
489799513,32cyclictest0-21swapper/122:16:351
489799513,27cyclictest0-21swapper/118:56:511
489799513,27cyclictest0-21swapper/118:56:511
4897995119,13cyclictest0-21swapper/119:06:141
4897995118,14cyclictest0-21swapper/119:33:041
4897995118,14cyclictest0-21swapper/119:33:041
489699515,40cyclictest0-21swapper/022:17:150
4896995131,14cyclictest0-21swapper/022:37:340
289212512,9sleep30-21swapper/322:34:393
254232512,9sleep30-21swapper/322:28:543
219499510,5rtkit-daemon2193-21rtkit-daemon20:12:120
219499510,5rtkit-daemon2193-21rtkit-daemon20:12:120
50762502,10sleep30-21swapper/320:21:443
489999507,37cyclictest0-21swapper/322:22:023
489999507,37cyclictest0-21swapper/322:22:023
489999504,28cyclictest0-21swapper/321:25:273
489999502,34cyclictest0-21swapper/318:05:063
489799505,26cyclictest0-21swapper/119:09:081
489799504,39cyclictest0-21swapper/120:57:001
489799504,39cyclictest0-21swapper/120:57:001
489799504,29cyclictest0-21swapper/120:22:011
489799504,27cyclictest28980-21runrttasks18:12:021
489799504,27cyclictest28980-21runrttasks18:12:021
226512503,41sleep10-21swapper/119:57:191
219499500,4rtkit-daemon2193-21rtkit-daemon20:27:120
212662502,9sleep30-21swapper/317:52:513
71682492,9sleep30-21swapper/317:25:423
61152492,9sleep30-21swapper/322:00:403
57392492,40sleep00-21swapper/018:28:060
489999495,26cyclictest0-21swapper/321:42:213
489999495,26cyclictest0-21swapper/321:42:213
489999494,27cyclictest0-21swapper/320:27:033
489999494,27cyclictest0-21swapper/320:22:063
489999494,27cyclictest0-21swapper/319:32:063
489999494,27cyclictest0-21swapper/319:32:063
489999494,27cyclictest0-21swapper/317:57:163
489999494,25cyclictest0-21swapper/322:45:433
4899994933,10cyclictest9766-21sed21:17:013
489799495,27cyclictest0-21swapper/118:39:031
489799495,25cyclictest12365-21aten2.4-expect17:37:051
489799495,25cyclictest0-21swapper/117:32:071
32262494,37sleep00-21swapper/017:17:100
261532494,37sleep30-21swapper/320:52:073
8442482,40sleep00-21swapper/018:18:470
489999484,37cyclictest0-21swapper/321:40:453
489999484,26cyclictest0-21swapper/320:56:473
489999484,26cyclictest0-21swapper/320:56:473
489999483,39cyclictest0-21swapper/320:14:493
489999483,39cyclictest0-21swapper/320:14:493
489999483,26cyclictest0-21swapper/320:10:013
489999483,25cyclictest0-21swapper/321:53:073
489999483,25cyclictest0-21swapper/320:48:013
4899994810,22cyclictest34-21rcuc/322:12:053
489799484,24cyclictest0-21swapper/118:19:001
489699485,37cyclictest0-21swapper/019:27:010
489699484,37cyclictest0-21swapper/022:31:460
213282483,39sleep10-21swapper/117:53:371
117622482,40sleep00-21swapper/017:33:210
489999474,26cyclictest0-21swapper/318:07:233
4899994731,10cyclictest29340-21cut18:12:063
4899994731,10cyclictest29340-21cut18:12:063
489999473,38cyclictest0-21swapper/321:03:143
489999473,25cyclictest0-21swapper/321:48:583
489799473,26cyclictest0-21swapper/118:22:071
489699473,40cyclictest0-21swapper/019:13:090
188712472,40sleep00-21swapper/017:47:440
140832472,9sleep30-21swapper/317:37:313
118132472,9sleep30-21swapper/317:34:013
83052462,38sleep00-21swapper/018:35:240
489999463,25cyclictest0-21swapper/317:43:553
4897994615,11cyclictest0-21swapper/118:47:031
489699463,38cyclictest0-21swapper/017:42:250
286782463,38sleep00-21swapper/018:11:060
4896994532,9cyclictest20905-21tr19:02:040
4896994529,10cyclictest19026-21gltestperf18:57:090
4896994516,13cyclictest0-21swapper/019:20:500
4896994516,12cyclictest0-21swapper/019:10:100
191222452,9sleep30-21swapper/317:51:013
489699443,37cyclictest0-21swapper/018:39:150
489999415,30cyclictest0-21swapper/317:28:253
489999415,30cyclictest0-21swapper/317:28:253
4896994125,12cyclictest0-21swapper/017:52:230
489799404,30cyclictest0-21swapper/117:21:551
489699404,12cyclictest0-21swapper/017:57:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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