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2026-08-14 - 14:50

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 Fri Aug 14, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20167991064,57cyclictest0-21swapper/210:02:172
2194991000,6rtkit-daemon2193-21rtkit-daemon09:37:193
201659910037,11cyclictest0-21swapper/109:07:141
2016599994,27cyclictest0-21swapper/108:17:281
2016599983,27cyclictest12830-21gltestperf06:47:271
2016799964,55cyclictest0-21swapper/210:38:292
2016599954,26cyclictest31625-21forks10:02:161
2016099943,13cyclictest0-21swapper/010:42:170
2016599936,29cyclictest0-21swapper/109:52:181
2016599936,29cyclictest0-21swapper/109:52:181
2016599936,26cyclictest0-21swapper/109:27:291
2016599926,28cyclictest0-21swapper/111:04:461
2016099925,13cyclictest0-21swapper/008:12:260
2016599914,32cyclictest17973-21wc08:02:371
20165999133,13cyclictest0-21swapper/108:58:361
2016599905,40cyclictest0-21swapper/110:57:221
2016599905,37cyclictest0-21swapper/110:27:261
20165999035,11cyclictest29698-21munin-run06:17:081
2016099902,67cyclictest0-21swapper/011:08:590
20160999012,6cyclictest0-21swapper/009:00:230
2016599886,28cyclictest0-21swapper/109:02:311
20165998836,14cyclictest0-21swapper/110:41:561
20165998719,14cyclictest0-21swapper/111:17:121
2016099875,13cyclictest0-21swapper/010:40:390
2016099875,12cyclictest0-21swapper/009:32:560
20160998717,55cyclictest32188-21wc10:02:230
267392860,4sleep3361ktimersoftd/310:42:303
2016099864,15cyclictest0-21swapper/009:07:180
2016099863,63cyclictest0-21swapper/009:58:180
2016099863,62cyclictest0-21swapper/007:58:560
2016099863,60cyclictest0-21swapper/008:45:250
2016099863,10cyclictest8580-21ssh10:17:080
2016599856,27cyclictest0-21swapper/111:16:091
2016599856,27cyclictest0-21swapper/111:16:091
2016599855,28cyclictest0-21swapper/108:16:411
2016099859,8cyclictest0-21swapper/008:37:170
2016099859,8cyclictest0-21swapper/008:37:170
2016099857,11cyclictest0-21swapper/011:13:590
2016099857,11cyclictest0-21swapper/011:13:590
20165998435,14cyclictest0-21swapper/110:07:251
2016099845,64cyclictest0-21swapper/008:24:380
2016099844,73cyclictest0-21swapper/011:02:290
2016099844,60cyclictest0-21swapper/009:53:260
2016099844,60cyclictest0-21swapper/009:53:260
2016099843,74cyclictest0-21swapper/009:51:580
2016099843,74cyclictest0-21swapper/009:02:180
20160998418,59cyclictest0-21swapper/010:27:260
20160998413,55cyclictest0-21swapper/008:47:270
2016099833,8cyclictest17221-21gltestperf08:02:230
2016099833,14cyclictest0-21swapper/011:00:300
20160998311,6cyclictest0-21swapper/008:34:350
20160998311,6cyclictest0-21swapper/008:34:350
20165998236,11cyclictest0-21swapper/110:51:191
20165998231,11cyclictest28066-21ssh10:46:581
2016099824,13cyclictest0-21swapper/010:21:590
2016099823,70cyclictest0-21swapper/008:18:260
20160998217,10cyclictest17380-21timerandwakeup11:17:290
2016099814,70cyclictest0-21swapper/010:50:310
2016099814,16cyclictest0-21swapper/007:42:250
2016099814,13cyclictest0-21swapper/009:42:200
2016099813,14cyclictest0-21swapper/009:24:590
2016099813,11cyclictest0-21swapper/009:27:210
2016099805,67cyclictest0-21swapper/009:17:220
2016099805,67cyclictest0-21swapper/009:17:220
2016099804,70cyclictest0-21swapper/010:33:160
2016099804,70cyclictest0-21swapper/010:33:160
2016099804,16cyclictest0-21swapper/010:52:190
2016099803,69cyclictest0-21swapper/011:22:300
2016099803,68cyclictest1243-21ssh08:27:190
2016099803,13cyclictest0-21swapper/010:15:020
20160998022,51cyclictest2814-21fschecks_time10:07:170
20160998017,45cyclictest0-21swapper/008:09:030
20160998013,10cyclictest4573-21nscd09:37:110
2016599794,28cyclictest0-21swapper/107:58:431
2016099795,18cyclictest0-21swapper/009:14:570
2016099795,18cyclictest0-21swapper/009:14:570
2016099794,14cyclictest0-21swapper/007:12:220
2016099793,56cyclictest0-21swapper/006:37:270
2016099793,23cyclictest22769-21munin-node06:02:290
2016099784,63cyclictest0-21swapper/007:07:040
2016099782,69cyclictest14192-21taskset06:52:070
20160997813,9cyclictest5058-21switchtime07:37:360
2016099774,65cyclictest0-21swapper/006:42:240
2016099774,12cyclictest0-21swapper/008:52:270
2016099773,67cyclictest0-21swapper/006:07:370
2016099765,9cyclictest20153-21munin-run05:57:090
2016099764,65cyclictest0-21swapper/006:52:390
2016099763,67cyclictest0-21swapper/007:11:310
2016099763,67cyclictest0-21swapper/005:57:300
2016099763,66cyclictest398-21df_abs06:22:240
20160997624,46cyclictest17355-21fschecks_count06:57:240
2016099754,12cyclictest0-21swapper/007:27:190
2016099753,64cyclictest1551-21nscd06:12:570
20160997519,50cyclictest0-21swapper/006:29:170
20160997519,50cyclictest0-21swapper/006:29:170
20160997515,50cyclictest0-21swapper/006:32:150
2016099743,29cyclictest3357-21grep07:37:050
20160997425,43cyclictest9227-21gltestperf07:47:240
20160997412,54cyclictest0-21swapper/007:22:190
2016099725,13cyclictest0-21swapper/007:52:300
2016099725,13cyclictest0-21swapper/007:52:300
20160997118,47cyclictest0-21swapper/006:17:360
20160997023,42cyclictest27435-21missed_timers07:17:310
2016899694,27cyclictest0-21swapper/308:07:183
20168996622,27cyclictest0-21swapper/310:32:173
20168996622,27cyclictest0-21swapper/310:32:173
219499650,5rtkit-daemon2193-21rtkit-daemon08:02:382
219499650,4rtkit-daemon0-21swapper/306:43:413
2016799655,53cyclictest0-21swapper/209:24:072
219499640,9rtkit-daemon0-21swapper/306:35:193
219499640,4rtkit-daemon0-21swapper/306:11:423
219499640,3rtkit-daemon0-21swapper/310:38:023
171922643,12sleep30-21swapper/310:28:123
2016899633,43cyclictest0-21swapper/309:51:423
2016799633,40cyclictest0-21swapper/208:35:472
2016799633,40cyclictest0-21swapper/208:35:472
219499620,3rtkit-daemon0-21swapper/308:25:523
2016899623,37cyclictest0-21swapper/311:12:213
2016899623,37cyclictest0-21swapper/311:12:213
219499610,5rtkit-daemon2193-21rtkit-daemon09:26:203
219499610,5rtkit-daemon2193-21rtkit-daemon08:54:213
219499610,4rtkit-daemon0-21swapper/311:26:073
219499610,3rtkit-daemon0-21swapper/310:48:543
219499610,3rtkit-daemon0-21swapper/306:30:413
219499610,3rtkit-daemon0-21swapper/306:30:413
219499610,2rtkit-daemon0-21swapper/311:09:233
219499600,5rtkit-daemon2193-21rtkit-daemon09:06:203
219499600,4rtkit-daemon2193-21rtkit-daemon06:14:423
219499600,2rtkit-daemon0-21swapper/311:01:163
219499600,2rtkit-daemon0-21swapper/309:00:433
219499600,2rtkit-daemon0-21swapper/307:41:393
219499600,2rtkit-daemon0-21swapper/307:35:393
20168996016,24cyclictest0-21swapper/306:17:223
2016799602,44cyclictest0-21swapper/209:18:462
2016799602,44cyclictest0-21swapper/209:18:462
66862593,49sleep20-21swapper/206:33:402
220722597,44sleep10-21swapper/108:09:211
219499590,4rtkit-daemon2193-21rtkit-daemon09:52:043
219499590,4rtkit-daemon2193-21rtkit-daemon09:52:043
219499590,3rtkit-daemon0-21swapper/310:56:243
219499590,3rtkit-daemon0-21swapper/309:42:413
219499590,3rtkit-daemon0-21swapper/306:54:413
219499590,3rtkit-daemon0-21swapper/306:51:333
2016899595,27cyclictest3118-21ssh09:17:343
2016899595,27cyclictest3118-21ssh09:17:343
20168995923,26cyclictest14829-21tail08:47:213
20168995917,24cyclictest8380-21cstates09:27:153
2016799592,45cyclictest0-21swapper/209:35:492
20165995921,21cyclictest13486-21sed10:22:311
169702593,48sleep20-21swapper/209:39:412
125022594,47sleep212592-21aten_r1power_vo11:12:092
125022594,47sleep212592-21aten_r1power_vo11:12:092
74602588,7sleep20-21swapper/207:42:422
265172585,45sleep20-21swapper/209:53:232
265172585,45sleep20-21swapper/209:53:232
219499580,2rtkit-daemon0-21swapper/306:27:043
20167995828,25cyclictest11801-21runrttasks11:10:272
2016799582,42cyclictest0-21swapper/209:31:422
20165995839,12cyclictest13151-21yum09:32:361
20165995838,14cyclictest0-21swapper/108:28:351
2016799574,47cyclictest0-21swapper/211:22:552
2016799574,38cyclictest0-21swapper/210:59:392
2016799574,12cyclictest0-21swapper/210:52:192
20165995737,15cyclictest0-21swapper/109:23:211
219499560,5rtkit-daemon2193-21rtkit-daemon08:38:363
219499560,5rtkit-daemon2193-21rtkit-daemon08:38:363
20168995636,12cyclictest19444-21tr07:02:213
2016799564,46cyclictest0-21swapper/210:12:572
2016799564,36cyclictest0-21swapper/210:26:512
2016799563,38cyclictest0-21swapper/208:13:262
20165995638,12cyclictest0-21swapper/109:17:341
20165995638,12cyclictest0-21swapper/109:17:341
20165995637,13cyclictest0-21swapper/109:48:441
20165995637,13cyclictest0-21swapper/108:41:381
20165995637,13cyclictest0-21swapper/108:41:381
20165995634,15cyclictest0-21swapper/108:44:401
219499550,6rtkit-daemon2193-21rtkit-daemon07:02:332
2016899555,35cyclictest0-21swapper/307:58:223
2016899554,44cyclictest0-21swapper/311:02:293
20168995536,11cyclictest22348-21tail07:07:263
2016799553,18cyclictest107550irq/46-eth008:01:332
20167995520,12cyclictest0-21swapper/206:37:192
102052553,9sleep30-21swapper/307:48:073
307922549,38sleep20-21swapper/207:26:332
227892544,43sleep10-21swapper/107:07:341
219499540,5rtkit-daemon2193-21rtkit-daemon08:34:593
219499540,5rtkit-daemon2193-21rtkit-daemon08:34:593
219499540,5rtkit-daemon2193-21rtkit-daemon05:57:282
2016899544,31cyclictest12012sh08:27:183
2016899544,25cyclictest0-21swapper/308:47:013
2016799545,44cyclictest0-21swapper/209:44:422
2016799544,45cyclictest0-21swapper/209:08:332
2016799544,29cyclictest0-21swapper/208:57:142
2016599545,41cyclictest0-21swapper/107:27:291
2016599544,45cyclictest0-21swapper/108:47:321
20165995437,12cyclictest0-21swapper/111:10:141
20165995436,13cyclictest0-21swapper/109:58:271
20165995434,14cyclictest0-21swapper/108:26:451
271282535,42sleep10-21swapper/106:09:531
219499530,6rtkit-daemon0-21swapper/308:26:522
219499530,5rtkit-daemon2193-21rtkit-daemon08:12:523
20168995311,25cyclictest0-21swapper/309:34:113
2016799534,34cyclictest0-21swapper/211:04:002
2016799534,28cyclictest0-21swapper/207:37:272
2016799534,27cyclictest0-21swapper/208:17:052
20167995337,10cyclictest11566-21grep08:42:232
2016799533,32cyclictest0-21swapper/210:21:042
2016799533,30cyclictest0-21swapper/208:37:392
2016799533,30cyclictest0-21swapper/208:37:392
20167995318,12cyclictest0-21swapper/208:31:012
20165995334,11cyclictest2989-21diskstats06:27:231
20165995334,11cyclictest2989-21diskstats06:27:231
142482533,43sleep20-21swapper/208:47:162
219499520,6rtkit-daemon2193-21rtkit-daemon06:18:422
219499520,5rtkit-daemon2193-21rtkit-daemon10:15:333
219499520,5rtkit-daemon2193-21rtkit-daemon07:47:232
219499520,5rtkit-daemon2193-21rtkit-daemon07:01:182
203722523,42sleep10-21swapper/105:57:121
2016899525,14cyclictest0-21swapper/308:06:103
20168995234,11cyclictest29049-21tr07:22:213
20168995230,14cyclictest1227-21runrttasks06:38:333
2016899523,35cyclictest0-21swapper/310:11:343
20168995220,14cyclictest0-21swapper/311:17:093
2016799527,24cyclictest0-21swapper/209:04:152
2016799524,27cyclictest0-21swapper/206:12:382
2016799524,24cyclictest0-21swapper/208:10:172
2016799523,44cyclictest0-21swapper/210:43:092
2016799523,35cyclictest0-21swapper/210:48:152
20167995221,12cyclictest0-21swapper/211:17:372
2016799522,33cyclictest0-21swapper/207:34:382
2016599526,27cyclictest0-21swapper/107:22:191
2016599524,42cyclictest0-21swapper/110:32:161
2016599524,42cyclictest0-21swapper/110:32:161
2016599524,29cyclictest0-21swapper/111:24:191
20165995236,11cyclictest0-21swapper/110:55:031
20165995231,16cyclictest0-21swapper/106:43:561
20165995221,13cyclictest0-21swapper/107:52:301
20165995221,13cyclictest0-21swapper/107:52:301
219499510,5rtkit-daemon2193-21rtkit-daemon08:17:153
2016899515,15cyclictest0-21swapper/310:01:403
2016899514,42cyclictest0-21swapper/310:22:273
2016899514,32cyclictest28753-21sed09:07:353
2016899514,28cyclictest0-21swapper/309:12:203
2016899514,28cyclictest0-21swapper/309:12:203
20168995124,11cyclictest0-21swapper/310:17:143
20168995122,10cyclictest6304-21cpuspeed_turbos07:42:233
2016799517,24cyclictest0-21swapper/210:00:292
2016799514,27cyclictest0-21swapper/210:07:292
2016799514,27cyclictest0-21swapper/208:55:542
2016799514,27cyclictest0-21swapper/207:17:362
2016799514,27cyclictest0-21swapper/207:07:232
2016799514,26cyclictest0-21swapper/207:52:302
2016799514,26cyclictest0-21swapper/207:52:302
2016799513,33cyclictest0-21swapper/210:35:112
2016799513,33cyclictest0-21swapper/210:35:112
2016799513,28cyclictest0-21swapper/206:25:482
2016799513,27cyclictest0-21swapper/209:16:562
2016799513,27cyclictest0-21swapper/209:16:562
20167995120,14cyclictest0-21swapper/209:47:362
2016599516,26cyclictest15605-21iostat09:37:221
2016599515,28cyclictest0-21swapper/110:14:191
2016599515,27cyclictest0-21swapper/108:52:351
2016599514,27cyclictest0-21swapper/109:42:221
20165995131,15cyclictest0-21swapper/106:17:121
20165995121,13cyclictest0-21swapper/110:18:451
20165995120,13cyclictest0-21swapper/106:57:421
2016899505,28cyclictest0-21swapper/307:17:383
2016899504,29cyclictest0-21swapper/307:52:363
2016899504,29cyclictest0-21swapper/307:52:363
2016899504,28cyclictest0-21swapper/310:02:193
2016899504,28cyclictest0-21swapper/307:12:273
20168995019,14cyclictest0-21swapper/306:02:313
2016799503,27cyclictest0-21swapper/207:12:202
2016799503,27cyclictest0-21swapper/206:51:272
2016799502,43cyclictest0-21swapper/206:11:452
2016799502,31cyclictest0-21swapper/206:42:262
2016599506,26cyclictest0-21swapper/108:32:261
2016599506,26cyclictest0-21swapper/108:32:261
43612492,9sleep20-21swapper/206:29:332
43612492,9sleep20-21swapper/206:29:332
2016899494,28cyclictest0-21swapper/305:57:323
2016899494,26cyclictest0-21swapper/307:31:343
2016799494,39cyclictest0-21swapper/210:27:292
20167994933,10cyclictest14726-21cpuspeed_turbos06:52:212
2016599495,27cyclictest0-21swapper/107:41:351
2016599494,28cyclictest0-21swapper/106:26:231
2016599494,27cyclictest0-21swapper/109:12:571
2016599494,27cyclictest0-21swapper/109:12:571
2016599493,22cyclictest0-21swapper/107:47:341
30122483,38sleep10-21swapper/107:33:051
20168994828,12cyclictest16780-21aten_r1power_cu06:57:183
20167994832,10cyclictest31421-21cpuspeed_turbos07:27:202
2016599484,38cyclictest0-21swapper/106:52:351
2016599484,36cyclictest0-21swapper/107:07:071
249162473,37sleep20-21swapper/206:07:082
2016599474,35cyclictest0-21swapper/106:37:351
2016599463,38cyclictest0-21swapper/107:17:241
20165994618,9cyclictest25263-21wc07:12:341
20165994615,13cyclictest0-21swapper/107:42:281
2016599455,35cyclictest0-21swapper/106:02:561
200502454,6sleep20-21swapper/205:56:082
200442454,6sleep10-21swapper/105:56:031
2016899434,12cyclictest0-21swapper/305:57:103
2016599435,32cyclictest0-21swapper/106:36:401
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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