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2026-05-04 - 13:32

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 all highest latencies:
System rack1slot6s.osadl.org (updated Mon May 04, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
334221130,8sleep1286199cyclictest10:16:321
2485991120,5rtkit-daemon0-21swapper/306:05:283
2485991110,5rtkit-daemon0-21swapper/308:40:453
2485991080,8rtkit-daemon0-21swapper/306:30:123
2485991080,8rtkit-daemon0-21swapper/306:30:123
28619910644,13cyclictest0-21swapper/109:11:101
2485991060,9rtkit-daemon0-21swapper/308:48:073
28619910544,10cyclictest28085-21cpuspeed_turbos10:06:211
2485991050,5rtkit-daemon0-21swapper/305:46:513
2485991040,6rtkit-daemon121850irq/46-eth008:20:080
2485991040,5rtkit-daemon121850irq/46-eth006:11:350
2485991030,6rtkit-daemon0-21swapper/308:26:383
2485991030,6rtkit-daemon0-21swapper/307:15:033
2485991030,5rtkit-daemon28154-21yum-updatesd-he07:41:543
2485991020,7rtkit-daemon0-21swapper/310:09:343
2485991020,7rtkit-daemon0-21swapper/309:55:273
2485991020,7rtkit-daemon0-21swapper/309:55:273
2485991020,6rtkit-daemon0-21swapper/305:21:523
2485991020,5rtkit-daemon0-21swapper/310:21:263
2485991010,6rtkit-daemon0-21swapper/309:56:273
2485991010,6rtkit-daemon0-21swapper/309:56:273
2485991000,6rtkit-daemon24999-21sed06:46:493
2485991000,5rtkit-daemon0-21swapper/309:40:053
248599990,6rtkit-daemon0-21swapper/307:03:183
248599990,5rtkit-daemon2484-21rtkit-daemon09:13:430
248599990,5rtkit-daemon2484-21rtkit-daemon09:13:430
248599980,6rtkit-daemon4306-21netstat04:56:463
248599980,6rtkit-daemon4306-21netstat04:56:463
248599980,4rtkit-daemon16779-21rm08:12:233
2861999742,9cyclictest14988-21cpuspeed08:11:261
248599970,6rtkit-daemon0-21swapper/309:15:433
248599970,6rtkit-daemon0-21swapper/309:15:433
248599970,6rtkit-daemon0-21swapper/308:44:373
248599970,6rtkit-daemon0-21swapper/305:20:003
248599960,6rtkit-daemon0-21swapper/305:13:453
248599960,5rtkit-daemon0-21swapper/309:42:123
248599960,5rtkit-daemon0-21swapper/307:49:243
248599960,5rtkit-daemon0-21swapper/305:35:593
248599950,6rtkit-daemon0-21swapper/309:33:053
248599950,6rtkit-daemon0-21swapper/307:38:553
248599950,6rtkit-daemon0-21swapper/306:59:113
248599940,6rtkit-daemon0-21swapper/308:22:153
248599940,6rtkit-daemon0-21swapper/307:09:263
248599940,6rtkit-daemon0-21swapper/307:09:263
248599940,6rtkit-daemon0-21swapper/306:40:493
248599940,6rtkit-daemon0-21swapper/305:10:453
248599940,5rtkit-daemon0-21swapper/305:30:523
286399933,27cyclictest0-21swapper/209:33:102
248599930,6rtkit-daemon0-21swapper/308:57:513
248599930,6rtkit-daemon0-21swapper/305:52:293
248599930,5rtkit-daemon0-21swapper/308:06:383
248599920,5rtkit-daemon0-21swapper/310:16:183
248599920,5rtkit-daemon0-21swapper/307:26:553
286399913,27cyclictest0-21swapper/207:41:262
320892890,3sleep041ktimersoftd/007:46:540
248599880,5rtkit-daemon0-21swapper/309:07:062
286399874,75cyclictest0-21swapper/208:36:142
286399873,76cyclictest0-21swapper/207:16:492
286399873,25cyclictest0-21swapper/207:53:062
286399864,74cyclictest0-21swapper/209:46:082
286399863,32cyclictest0-21swapper/209:21:452
286399863,27cyclictest0-21swapper/208:50:302
286399859,25cyclictest0-21swapper/208:19:112
286399855,73cyclictest0-21swapper/210:03:072
2863998521,55cyclictest0-21swapper/205:01:202
2863998521,55cyclictest0-21swapper/205:01:202
248599850,6rtkit-daemon0-21swapper/310:01:191
248599850,6rtkit-daemon0-21swapper/307:58:241
286399844,27cyclictest0-21swapper/207:56:412
286399844,18cyclictest19104-21ssh09:05:312
286399843,75cyclictest0-21swapper/207:06:362
286399843,75cyclictest0-21swapper/207:06:362
286399843,23cyclictest0-21swapper/208:31:332
286399843,23cyclictest0-21swapper/208:31:332
286399843,11cyclictest0-21swapper/208:57:042
2863998427,49cyclictest18296-21tune2fs09:51:262
2863998427,49cyclictest18296-21tune2fs09:51:262
2863998424,53cyclictest0-21swapper/209:40:512
248599840,6rtkit-daemon0-21swapper/306:41:041
286399839,13cyclictest0-21swapper/210:11:342
286399834,13cyclictest0-21swapper/207:06:162
286399834,12cyclictest0-21swapper/208:02:272
2863998324,10cyclictest17392-21grep07:26:322
2863998318,8cyclictest5986-21ssh10:21:222
2863998311,11cyclictest0-21swapper/207:36:452
248599830,4rtkit-daemon2484-21rtkit-daemon08:40:150
286399824,71cyclictest0-21swapper/210:17:422
286399824,29cyclictest0-21swapper/208:52:322
2863998233,42cyclictest0-21swapper/207:31:362
2863998227,9cyclictest28572-21ssh10:06:272
2863998227,48cyclictest0-21swapper/207:11:262
2863998223,9cyclictest1287-21snmpd09:59:502
2863998223,9cyclictest1287-21snmpd09:59:502
2863998217,8cyclictest27880-21diskmemload08:26:462
248599820,5rtkit-daemon2484-21rtkit-daemon07:21:550
248599820,5rtkit-daemon0-21swapper/305:24:151
286399814,70cyclictest0-21swapper/209:31:102
286399814,70cyclictest0-21swapper/209:11:412
286399814,70cyclictest0-21swapper/209:11:412
286399814,28cyclictest26355-21ssh09:16:212
286399813,25cyclictest0-21swapper/207:48:062
286399813,12cyclictest0-21swapper/208:22:332
2863998114,12cyclictest0-21swapper/207:21:302
248599810,6rtkit-daemon2484-21rtkit-daemon10:25:030
248599810,4rtkit-daemon2484-21rtkit-daemon09:58:570
248599810,4rtkit-daemon2484-21rtkit-daemon09:58:570
286399804,12cyclictest0-21swapper/206:14:122
286399803,14cyclictest0-21swapper/208:06:252
2863998028,46cyclictest15176-21df_abs08:11:282
2863998011,62cyclictest4023-21yum-updatesd-he08:41:412
248599800,25rtkit-daemon0-21swapper/210:03:193
286399794,23cyclictest0-21swapper/209:47:192
286399794,12cyclictest0-21swapper/206:31:522
2863997930,43cyclictest0-21swapper/206:46:262
2863997927,8cyclictest20056-21cpuspeed_turbos05:31:332
248599790,6rtkit-daemon2484-21rtkit-daemon06:21:500
248599790,5rtkit-daemon2484-21rtkit-daemon09:36:270
248599790,4rtkit-daemon2484-21rtkit-daemon10:11:490
248599790,4rtkit-daemon2484-21rtkit-daemon09:06:293
286399783,12cyclictest17165-21crond05:26:182
248599780,6rtkit-daemon2484-21rtkit-daemon08:32:223
248599780,6rtkit-daemon2484-21rtkit-daemon08:32:223
248599780,4rtkit-daemon2484-21rtkit-daemon10:14:561
248599780,4rtkit-daemon2484-21rtkit-daemon05:42:523
248599780,4rtkit-daemon2484-21rtkit-daemon05:42:523
248599780,26rtkit-daemon0-21swapper/206:41:423
286399774,31cyclictest0-21swapper/205:36:392
286399774,15cyclictest0-21swapper/206:56:292
286399774,11cyclictest0-21swapper/205:02:092
2863997727,8cyclictest1419-21runrttasks05:10:172
248599770,4rtkit-daemon2484-21rtkit-daemon07:04:480
286399754,32cyclictest0-21swapper/205:14:392
286399753,25cyclictest0-21swapper/206:24:132
286399753,24cyclictest0-21swapper/206:51:422
286399753,12cyclictest0-21swapper/205:16:402
286399753,11cyclictest0-21swapper/205:30:382
2863997524,9cyclictest30123-21tune2fs05:51:372
2863997523,45cyclictest0-21swapper/205:47:502
2863997514,9cyclictest20958-21telnet06:41:262
248599750,4rtkit-daemon2484-21rtkit-daemon09:15:281
248599750,4rtkit-daemon2484-21rtkit-daemon09:15:281
248599750,4rtkit-daemon2484-21rtkit-daemon07:58:463
248599750,4rtkit-daemon2484-21rtkit-daemon06:22:053
248599740,6rtkit-daemon2484-21rtkit-daemon08:19:233
2863997320,12cyclictest0-21swapper/206:16:332
2863997313,13cyclictest0-21swapper/205:56:382
2863997311,8cyclictest21958-21kworker/2:106:36:262
286399724,12cyclictest0-21swapper/206:26:512
286399724,12cyclictest0-21swapper/206:26:512
286399723,12cyclictest0-21swapper/206:06:302
286399713,15cyclictest2663-21tail06:01:372
2863997019,12cyclictest0-21swapper/205:41:292
2863997019,12cyclictest0-21swapper/205:41:292
248599690,4rtkit-daemon121850irq/46-eth007:48:171
248599690,19rtkit-daemon201ktimersoftd/105:18:080
248599650,4rtkit-daemon2484-21rtkit-daemon06:59:411
285699648,39cyclictest0-21swapper/007:16:430
248599640,5rtkit-daemon2484-21rtkit-daemon08:37:151
285699637,38cyclictest0-21swapper/008:21:270
248599630,8rtkit-daemon0-21swapper/309:18:283
248599630,5rtkit-daemon2484-21rtkit-daemon09:34:430
248599620,4rtkit-daemon2484-21rtkit-daemon09:51:121
248599620,4rtkit-daemon2484-21rtkit-daemon09:51:121
286499613,40cyclictest0-21swapper/307:51:373
286199614,13cyclictest0-21swapper/108:06:381
248599610,7rtkit-daemon0-21swapper/107:58:310
248599610,5rtkit-daemon2484-21rtkit-daemon09:26:581
248599610,4rtkit-daemon2484-21rtkit-daemon09:51:040
286199604,13cyclictest0-21swapper/105:46:321
2861995940,12cyclictest0-21swapper/106:11:351
286199594,13cyclictest0-21swapper/109:21:471
248599590,6rtkit-daemon1419-21runrttasks10:00:491
248599590,6rtkit-daemon1419-21runrttasks10:00:491
2861995841,10cyclictest6226-21cut10:21:251
286199584,12cyclictest0-21swapper/107:45:381
2861995837,13cyclictest0-21swapper/108:21:451
2864995720,12cyclictest0-21swapper/305:04:013
2864995719,15cyclictest0-21swapper/309:01:453
2864995719,14cyclictest0-21swapper/309:26:253
286199574,12cyclictest0-21swapper/107:12:541
2861995739,11cyclictest1419-21runrttasks08:53:391
285699576,43cyclictest0-21swapper/010:04:360
285699574,45cyclictest0-21swapper/007:41:350
286499564,33cyclictest0-21swapper/307:21:353
286499564,28cyclictest0-21swapper/306:11:403
286499563,27cyclictest0-21swapper/308:02:283
2864995619,13cyclictest0-21swapper/310:11:373
2861995641,10cyclictest0-21swapper/109:38:101
286199564,12cyclictest0-21swapper/108:42:451
2861995619,30cyclictest13684-21cstates07:21:291
285699563,45cyclictest0-21swapper/008:51:450
2856995613,37cyclictest18360-21taskset09:02:490
2856995610,40cyclictest2054-21grep07:51:330
286499554,27cyclictest0-21swapper/307:18:393
286499554,27cyclictest0-21swapper/306:09:113
286499554,26cyclictest0-21swapper/309:21:193
286499554,26cyclictest0-21swapper/308:53:243
286499554,26cyclictest0-21swapper/305:59:093
286499554,25cyclictest15286-21ssh09:46:303
2864995535,12cyclictest23050-21gltestperf05:36:383
286499553,27cyclictest0-21swapper/307:31:473
286199554,13cyclictest0-21swapper/107:19:311
285699554,42cyclictest0-21swapper/009:23:350
285699554,13cyclictest0-21swapper/009:26:200
2856995513,25cyclictest0-21swapper/008:41:440
2856995513,23cyclictest0-21swapper/007:00:350
248599550,4rtkit-daemon2484-21rtkit-daemon06:10:361
126572553,44sleep10-21swapper/105:16:311
286499545,27cyclictest0-21swapper/306:51:493
286199544,26cyclictest0-21swapper/107:29:341
2861995423,15cyclictest0-21swapper/107:06:431
2861995423,15cyclictest0-21swapper/107:06:431
285699547,39cyclictest0-21swapper/007:06:320
285699547,39cyclictest0-21swapper/007:06:320
285699546,40cyclictest0-21swapper/007:11:300
285699545,12cyclictest0-21swapper/009:51:290
285699545,12cyclictest0-21swapper/009:51:290
285699544,43cyclictest0-21swapper/004:56:200
2856995435,11cyclictest32669-21sed05:56:390
285699543,44cyclictest0-21swapper/007:39:270
285699543,30cyclictest0-21swapper/009:16:180
248599540,4rtkit-daemon2484-21rtkit-daemon07:54:311
148482544,42sleep10-21swapper/109:46:261
286199534,23cyclictest0-21swapper/109:17:551
2861995338,9cyclictest12757-21yum09:41:461
2861995335,10cyclictest10594-21tr05:11:331
285699536,40cyclictest0-21swapper/009:06:340
285699534,42cyclictest0-21swapper/005:42:380
285699534,42cyclictest0-21swapper/005:42:380
285699534,32cyclictest0-21swapper/009:43:280
285699534,26cyclictest0-21swapper/006:46:270
285699533,36cyclictest0-21swapper/005:49:080
2856995313,12cyclictest0-21swapper/010:06:360
248599530,4rtkit-daemon2484-21rtkit-daemon08:21:081
248599530,4rtkit-daemon2484-21rtkit-daemon05:09:301
286499524,28cyclictest0-21swapper/306:31:373
286199524,30cyclictest0-21swapper/108:01:291
286199524,30cyclictest0-21swapper/105:56:401
286199524,27cyclictest0-21swapper/108:31:241
286199524,27cyclictest0-21swapper/108:31:241
2861995234,12cyclictest0-21swapper/109:03:311
2861995232,13cyclictest0-21swapper/108:26:231
2861995232,13cyclictest0-21swapper/107:31:381
285699529,25cyclictest0-21swapper/010:16:360
285699529,25cyclictest0-21swapper/008:11:260
285699528,37cyclictest0-21swapper/008:29:200
285699524,28cyclictest0-21swapper/005:31:470
285699524,13cyclictest0-21swapper/008:06:450
2856995235,10cyclictest29995-21grep05:51:360
2856995211,25cyclictest0-21swapper/008:56:230
286199514,41cyclictest0-21swapper/108:46:231
286199514,30cyclictest0-21swapper/106:34:151
286199514,29cyclictest0-21swapper/105:51:421
286199514,29cyclictest0-21swapper/105:01:391
286199514,29cyclictest0-21swapper/104:56:461
286199514,29cyclictest0-21swapper/104:56:461
2861995137,10cyclictest0-21swapper/108:59:401
2861995135,10cyclictest20094-21cut05:31:331
286199513,43cyclictest0-21swapper/106:25:071
2861995119,14cyclictest0-21swapper/109:31:241
2861995110,24cyclictest3269-21sendmail_mailqu06:01:481
285699519,28cyclictest0-21swapper/008:04:380
285699515,27cyclictest18210-21gltestperf05:26:380
2856995113,24cyclictest0-21swapper/007:26:490
61382503,9sleep00-21swapper/006:08:100
286199504,39cyclictest0-21swapper/105:26:331
286199504,28cyclictest0-21swapper/107:01:491
286199503,26cyclictest1287-21snmpd07:36:331
2856995012,21cyclictest0-21swapper/008:31:320
2856995012,21cyclictest0-21swapper/008:31:320
2856995011,24cyclictest0-21swapper/006:01:310
230502503,9sleep00-21swapper/006:45:510
96952493,9sleep00-21swapper/005:07:230
286199494,27cyclictest0-21swapper/105:36:321
2861994920,13cyclictest0-21swapper/106:54:191
285699494,37cyclictest0-21swapper/008:46:300
285699494,26cyclictest0-21swapper/007:31:210
2856994932,10cyclictest6289-21grep05:01:390
285699493,27cyclictest26555-21gltestperf06:51:360
248599490,6rtkit-daemon2484-21rtkit-daemon06:26:351
248599490,6rtkit-daemon2484-21rtkit-daemon06:26:351
181732493,10sleep00-21swapper/006:34:350
286199484,27cyclictest0-21swapper/105:44:071
286199484,27cyclictest0-21swapper/105:44:071
2861994830,10cyclictest22134-21needreboot06:41:401
285699484,37cyclictest0-21swapper/006:31:160
285699484,37cyclictest0-21swapper/006:31:160
285699484,27cyclictest0-21swapper/006:36:330
285699484,27cyclictest0-21swapper/005:11:390
286199474,26cyclictest0-21swapper/106:46:291
286199474,13cyclictest0-21swapper/106:16:431
169702473,10sleep00-21swapper/005:23:480
286499464,33cyclictest0-21swapper/304:56:213
285699465,25cyclictest0-21swapper/005:36:350
285699464,26cyclictest0-21swapper/006:16:270
286499454,13cyclictest0-21swapper/306:18:563
285699445,32cyclictest0-21swapper/005:01:210
285699445,32cyclictest0-21swapper/005:01:210
26652444,34sleep20-21swapper/204:54:162
286199435,33cyclictest0-21swapper/104:56:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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