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2026-07-25 - 16:51

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 Sat Jul 25, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1280599954,67cyclictest0-21swapper/310:52:163
1280599943,67cyclictest0-21swapper/310:01:143
1280599913,64cyclictest0-21swapper/310:22:083
12805999119,48cyclictest32447-21munin-node08:56:123
1280599903,69cyclictest0-21swapper/309:36:203
1280599893,66cyclictest0-21swapper/309:09:353
1280599893,66cyclictest0-21swapper/309:09:353
1280599884,67cyclictest0-21swapper/308:42:243
1280599884,66cyclictest0-21swapper/311:15:453
1280599884,66cyclictest0-21swapper/311:15:453
1280599883,67cyclictest0-21swapper/309:11:133
1280599874,63cyclictest5964-21sh09:51:273
1280599863,66cyclictest0-21swapper/311:31:173
12805998616,52cyclictest0-21swapper/307:46:053
12805998616,52cyclictest0-21swapper/307:46:053
1280599854,64cyclictest0-21swapper/307:33:243
1280599854,60cyclictest0-21swapper/309:24:403
1280599853,67cyclictest0-21swapper/309:16:593
1280599853,66cyclictest0-21swapper/311:29:483
1280599853,59cyclictest0-21swapper/310:19:233
12805998528,50cyclictest5159-21sed08:11:273
1280599844,65cyclictest0-21swapper/309:26:093
1280599844,61cyclictest0-21swapper/309:46:263
1280599844,61cyclictest0-21swapper/309:46:263
1280599844,59cyclictest0-21swapper/308:39:423
1280599843,23cyclictest0-21swapper/308:25:563
1280599843,23cyclictest0-21swapper/308:25:563
1280599837,57cyclictest0-21swapper/309:41:183
1280599833,73cyclictest29808-21fschecks_count08:51:103
1280599833,64cyclictest0-21swapper/310:15:093
1280599833,58cyclictest0-21swapper/311:10:113
1280599824,62cyclictest0-21swapper/311:01:133
1280599823,60cyclictest0-21swapper/308:25:153
1280599814,60cyclictest0-21swapper/311:43:583
12805998119,55cyclictest21656-21switchtime06:31:283
12805998117,57cyclictest5445-21gltestperf07:06:143
1280599804,69cyclictest0-21swapper/309:34:323
1280599804,58cyclictest14742-21munin-node10:56:003
1280599803,70cyclictest0-21swapper/307:21:073
12805998021,53cyclictest32274-21unixbench_singl10:31:193
12805998021,53cyclictest21647-21cpuspeed_turbos07:41:093
12805998021,53cyclictest21647-21cpuspeed_turbos07:41:093
12805998020,53cyclictest1108-21cpuspeed_turbos08:06:073
1280599794,61cyclictest0-21swapper/310:00:133
1280599793,70cyclictest0-21swapper/310:28:163
1280599793,70cyclictest0-21swapper/310:28:163
1280599793,68cyclictest0-21swapper/311:21:163
1280599793,16cyclictest0-21swapper/310:07:253
12805997919,53cyclictest30086-21timerwakeupswit07:56:283
12805997917,42cyclictest107550irq/46-eth008:31:253
12805997912,8cyclictest7150irq/45-ahci09:05:503
1280599789,11cyclictest0-21swapper/311:38:463
1280599784,67cyclictest0-21swapper/311:16:453
1280599784,67cyclictest0-21swapper/306:36:123
12805997810,12cyclictest0-21swapper/306:46:143
1280599774,19cyclictest0-21swapper/310:41:173
1280599774,15cyclictest0-21swapper/308:50:463
1280599773,66cyclictest18860-21sort06:26:203
1280599765,15cyclictest18464-1kworker/3:0H06:52:463
1280599763,67cyclictest0-21swapper/307:51:203
1280599754,12cyclictest0-21swapper/308:20:103
1280599753,64cyclictest3031-21wc10:36:213
1280599753,17cyclictest0-21swapper/310:45:543
12805997522,46cyclictest20252-21open_inodes07:36:233
12805997418,50cyclictest24956-21aten_r1power_cu06:41:083
1280599733,21cyclictest0-21swapper/306:56:073
12805997319,48cyclictest16411-21interrupts06:21:173
12805997319,47cyclictest1227-21runrttasks07:12:533
12805997318,49cyclictest31749-21gltestperf08:01:123
12805997234,32cyclictest10196-21tr07:16:163
12805997228,37cyclictest2304-21aten_r1power_fr07:01:083
12805997228,37cyclictest2304-21aten_r1power_fr07:01:083
12805997219,47cyclictest14650-21timerwakeupswit06:16:303
12805997219,47cyclictest14650-21timerwakeupswit06:16:303
12805997219,46cyclictest14771-21fschecks_count07:26:133
1280599694,14cyclictest0-21swapper/306:15:583
325892634,50sleep00-21swapper/011:21:170
1280199634,50cyclictest0-21swapper/010:41:010
1280199633,45cyclictest0-21swapper/011:03:320
219499610,4rtkit-daemon2193-21rtkit-daemon10:14:471
71042602,10sleep20-21swapper/210:43:142
219499600,4rtkit-daemon2193-21rtkit-daemon10:47:531
219499600,4rtkit-daemon2193-21rtkit-daemon10:04:251
219499600,4rtkit-daemon2193-21rtkit-daemon06:55:401
219499590,4rtkit-daemon2193-21rtkit-daemon07:05:401
219499590,4rtkit-daemon2193-21rtkit-daemon07:05:401
12803995917,18cyclictest7873-21ssh08:17:491
319942587,42sleep20-21swapper/208:01:182
19762584,10sleep10-21swapper/108:56:391
1280499589,29cyclictest0-21swapper/206:25:572
12804995820,19cyclictest14302-21rm08:26:292
12804995820,19cyclictest14302-21rm08:26:292
12804995813,24cyclictest0-21swapper/207:55:532
1280399584,37cyclictest0-21swapper/110:41:261
1280399584,34cyclictest0-21swapper/108:30:141
1280399584,34cyclictest0-21swapper/108:30:141
12803995821,14cyclictest0-21swapper/107:06:111
12803995819,14cyclictest0-21swapper/110:21:221
12803995812,27cyclictest0-21swapper/109:14:471
1280199585,44cyclictest0-21swapper/006:41:110
252412574,46sleep00-21swapper/008:44:320
219499570,18rtkit-daemon2193-21rtkit-daemon10:06:321
1280499577,39cyclictest0-21swapper/211:10:472
1280499577,39cyclictest0-21swapper/211:10:472
1280499574,37cyclictest0-21swapper/209:48:472
1280499574,37cyclictest0-21swapper/209:48:472
1280499574,11cyclictest0-21swapper/211:40:522
12804995714,13cyclictest7715-21cpuspeed_turbos09:56:062
12804995713,25cyclictest0-21swapper/209:11:092
1280399575,25cyclictest0-21swapper/109:33:321
1280399574,29cyclictest0-21swapper/111:01:031
1280399574,27cyclictest0-21swapper/108:41:251
12803995725,13cyclictest0-21swapper/109:21:011
12803995720,13cyclictest0-21swapper/109:09:431
12803995720,13cyclictest0-21swapper/109:09:431
12803995719,22cyclictest26714-21cpu09:36:041
12803995717,23cyclictest0-21swapper/111:15:391
12803995717,23cyclictest0-21swapper/111:15:391
1280199574,46cyclictest0-21swapper/010:51:190
12801995739,11cyclictest3813-21tr09:01:060
12801995713,27cyclictest0-21swapper/010:31:140
325762564,10sleep10-21swapper/109:45:001
187272563,45sleep20-21swapper/207:35:552
136392563,11sleep00-21swapper/010:05:390
1280499565,27cyclictest0-21swapper/207:16:122
1280499564,28cyclictest0-21swapper/208:51:112
12804995623,14cyclictest0-21swapper/210:21:162
12804995622,9cyclictest6808-21ssh08:16:162
12804995621,13cyclictest0-21swapper/206:16:312
12804995621,13cyclictest0-21swapper/206:16:312
12804995620,14cyclictest0-21swapper/208:32:132
12804995620,13cyclictest0-21swapper/210:46:072
12804995620,13cyclictest0-21swapper/209:16:222
12804995620,12cyclictest0-21swapper/211:06:072
12804995620,12cyclictest0-21swapper/210:54:202
12804995620,12cyclictest0-21swapper/208:39:022
12804995619,13cyclictest0-21swapper/210:16:042
12804995618,13cyclictest0-21swapper/210:36:212
1280399565,34cyclictest0-21swapper/110:54:531
1280399565,34cyclictest0-21swapper/110:20:221
1280399565,27cyclictest0-21swapper/108:21:161
1280399565,26cyclictest0-21swapper/109:05:441
1280399564,27cyclictest0-21swapper/111:15:591
1280399564,27cyclictest0-21swapper/109:26:191
1280399564,26cyclictest2343-21gltestperf10:36:081
12803995621,13cyclictest0-21swapper/110:56:191
12803995617,20cyclictest16910-21sort08:31:161
12801995614,19cyclictest0-21swapper/008:54:210
259622553,45sleep00-21swapper/009:34:510
23802553,14sleep00-21swapper/008:06:230
219499550,6rtkit-daemon2193-21rtkit-daemon06:56:251
21492553,10sleep00-21swapper/011:26:000
198472553,44sleep10-21swapper/108:36:111
1280499555,29cyclictest0-21swapper/209:36:062
1280499555,27cyclictest0-21swapper/206:29:242
1280499554,31cyclictest0-21swapper/209:21:232
1280499554,30cyclictest31436-21ssh09:41:242
1280499554,30cyclictest0-21swapper/209:02:102
1280499554,29cyclictest0-21swapper/209:51:062
1280499554,27cyclictest0-21swapper/211:26:092
1280499554,27cyclictest0-21swapper/210:56:232
1280499554,27cyclictest0-21swapper/210:30:482
1280499554,27cyclictest0-21swapper/210:30:482
1280499554,27cyclictest0-21swapper/208:23:522
1280499554,27cyclictest0-21swapper/206:58:382
1280499554,26cyclictest17285-21aten_r1power_cu10:10:582
1280499554,26cyclictest0-21swapper/208:50:142
1280499554,25cyclictest24711-21python09:31:212
1280499553,29cyclictest0-21swapper/211:21:172
12804995521,12cyclictest0-21swapper/210:06:052
12804995520,12cyclictest0-21swapper/208:11:272
1280499552,49cyclictest0-21swapper/211:38:392
1280399555,28cyclictest0-21swapper/110:26:191
1280399555,28cyclictest0-21swapper/110:26:191
1280399555,28cyclictest0-21swapper/108:46:161
1280399555,28cyclictest0-21swapper/108:01:241
1280399555,28cyclictest0-21swapper/107:11:311
1280399555,27cyclictest0-21swapper/109:16:151
1280399554,31cyclictest0-21swapper/111:45:441
1280399554,28cyclictest0-21swapper/106:46:251
1280399554,27cyclictest0-21swapper/109:56:151
1280399554,27cyclictest0-21swapper/109:46:421
1280399554,27cyclictest0-21swapper/109:46:421
1280399554,27cyclictest0-21swapper/107:45:541
1280399554,27cyclictest0-21swapper/107:45:541
1280399554,27cyclictest0-21swapper/107:21:221
1280399553,46cyclictest9914-21head11:36:111
1280199558,41cyclictest0-21swapper/009:45:490
1280199554,44cyclictest0-21swapper/009:46:550
1280199554,44cyclictest0-21swapper/009:46:550
1280199554,44cyclictest0-21swapper/008:56:390
1280199554,43cyclictest0-21swapper/011:05:580
1280199553,45cyclictest0-21swapper/010:36:030
255432542,10sleep00-21swapper/007:46:450
255432542,10sleep00-21swapper/007:46:450
219499540,6rtkit-daemon2193-21rtkit-daemon11:31:070
219499540,6rtkit-daemon2193-21rtkit-daemon07:51:151
1280499548,27cyclictest0-21swapper/210:31:092
1280499545,27cyclictest0-21swapper/211:01:352
1280499544,32cyclictest0-21swapper/207:56:142
1280499544,28cyclictest0-21swapper/210:01:162
1280499544,28cyclictest0-21swapper/209:08:042
1280499544,28cyclictest0-21swapper/209:08:042
1280499544,28cyclictest0-21swapper/208:41:202
1280499544,28cyclictest0-21swapper/208:06:052
1280499544,28cyclictest0-21swapper/207:41:122
1280499544,28cyclictest0-21swapper/207:41:122
1280499544,28cyclictest0-21swapper/207:01:242
1280499544,28cyclictest0-21swapper/207:01:242
1280499544,27cyclictest0-21swapper/211:31:192
1280499544,27cyclictest0-21swapper/206:53:372
1280499544,27cyclictest0-21swapper/206:15:582
1280499544,26cyclictest0-21swapper/211:15:592
1280499544,26cyclictest0-21swapper/207:50:542
1280499544,26cyclictest0-21swapper/207:50:542
1280499544,26cyclictest0-21swapper/207:23:422
12804995420,13cyclictest0-21swapper/208:56:152
12804995420,13cyclictest0-21swapper/207:36:112
1280399546,28cyclictest0-21swapper/106:21:071
1280399545,29cyclictest0-21swapper/108:51:111
1280399545,26cyclictest0-21swapper/108:11:201
1280399544,29cyclictest0-21swapper/110:30:491
1280399544,27cyclictest0-21swapper/111:31:191
1280399544,26cyclictest0-21swapper/111:20:581
12803995434,11cyclictest20395-21swap07:36:261
12803995419,12cyclictest0-21swapper/107:30:541
12803995418,14cyclictest0-21swapper/111:25:531
1280199544,44cyclictest0-21swapper/008:36:260
189852532,44sleep00-21swapper/009:23:180
188172533,42sleep018837-21kernelversion06:26:200
1280499534,27cyclictest0-21swapper/209:26:052
1280499534,27cyclictest0-21swapper/207:11:142
1280499533,28cyclictest0-21swapper/207:26:142
1280399538,24cyclictest0-21swapper/108:06:051
1280399535,26cyclictest0-21swapper/109:52:321
1280399534,26cyclictest0-21swapper/111:06:141
1280199534,30cyclictest0-21swapper/010:21:100
1280199534,19cyclictest0-21swapper/009:14:360
1280199533,23cyclictest0-21swapper/011:11:070
1280199533,23cyclictest0-21swapper/011:11:070
12801995321,8cyclictest13909-21hddtemp_smartct06:16:170
12801995321,8cyclictest13909-21hddtemp_smartct06:16:170
67052523,42sleep00-21swapper/009:05:570
67052523,42sleep00-21swapper/009:05:570
152582523,43sleep00-21swapper/008:29:530
152582523,43sleep00-21swapper/008:29:530
1280499524,26cyclictest0-21swapper/206:48:372
1280499524,25cyclictest0-21swapper/206:36:082
12801995234,11cyclictest5157-21unixbench_singl08:11:270
1280199523,43cyclictest5967-21sh09:51:270
1280199523,43cyclictest0-21swapper/010:16:220
96972512,43sleep00-21swapper/011:36:080
3942513,41sleep00-21swapper/006:56:150
172572512,42sleep00-21swapper/010:10:550
168432512,42sleep00-21swapper/010:57:430
1280199514,40cyclictest0-21swapper/008:16:060
12801995134,10cyclictest28201-21gltestperf06:46:160
1280199513,34cyclictest0-21swapper/011:20:170
12801995110,24cyclictest0-21swapper/010:46:000
219499500,4rtkit-daemon2193-21rtkit-daemon07:16:091
179902502,42sleep00-21swapper/008:32:270
12804995033,10cyclictest26704-21grep06:41:302
12804995033,10cyclictest21899-21unixbench_multi06:31:302
1280199504,39cyclictest0-21swapper/009:56:090
1280199504,14cyclictest0-21swapper/007:21:230
1280199503,40cyclictest0-21swapper/010:26:120
1280199503,40cyclictest0-21swapper/010:26:120
124822504,6sleep00-21swapper/006:12:150
184312493,10sleep00-21swapper/007:32:220
1280399495,35cyclictest0-21swapper/107:46:261
1280399495,35cyclictest0-21swapper/107:46:261
1280399495,26cyclictest0-21swapper/106:45:561
1280199494,39cyclictest0-21swapper/011:41:060
1280199494,39cyclictest0-21swapper/009:26:120
1280199494,27cyclictest0-21swapper/008:21:230
1280199494,27cyclictest0-21swapper/007:11:170
1280199494,27cyclictest0-21swapper/007:01:210
1280199494,27cyclictest0-21swapper/007:01:210
12801994931,12cyclictest0-21swapper/010:06:180
1280199493,12cyclictest0-21swapper/009:20:320
12801994920,12cyclictest0-21swapper/007:56:140
12801994910,32cyclictest0-21swapper/006:31:150
286952483,9sleep00-21swapper/009:37:410
1280399485,13cyclictest0-21swapper/107:31:171
1280399484,34cyclictest29511-21sshd07:56:181
12803994829,12cyclictest18622-21gltestperf06:26:161
1280199484,27cyclictest0-21swapper/008:46:130
1280199484,26cyclictest0-21swapper/007:39:190
12801994818,13cyclictest0-21swapper/007:26:180
66172472,39sleep20-21swapper/207:08:582
12801994719,23cyclictest41ktimersoftd/007:51:130
12801994714,26cyclictest0-21swapper/008:01:050
140962463,37sleep10-21swapper/106:16:221
140962463,37sleep10-21swapper/106:16:221
12803994627,12cyclictest23430-21cut06:36:161
12803994626,12cyclictest21382-21needreboot06:31:221
246232452,9sleep00-21swapper/006:39:460
232622453,37sleep00-21swapper/007:43:100
232622453,37sleep00-21swapper/007:43:100
173412452,37sleep00-21swapper/006:23:140
12801994522,18cyclictest30564-21gltestperf06:51:160
113442444,32sleep10-21swapper/106:11:151
1280199434,32cyclictest0-21swapper/007:16:090
1280199424,32cyclictest0-21swapper/007:06:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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