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2026-03-24 - 03:07

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 Tue Mar 24, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
300499910735,12cyclictest0-21swapper/021:30:310
300499910637,11cyclictest0-21swapper/021:15:420
30049991063,54cyclictest0-21swapper/020:50:250
30051991055,50cyclictest0-21swapper/122:05:401
300519910539,13cyclictest0-21swapper/120:40:411
30049991053,54cyclictest0-21swapper/019:55:430
300499910435,13cyclictest0-21swapper/022:35:360
300519910339,11cyclictest0-21swapper/121:15:221
300499910337,12cyclictest0-21swapper/020:30:390
300499910240,7cyclictest22887-21crond21:10:080
300499910240,7cyclictest22887-21crond21:10:080
300519910133,12cyclictest0-21swapper/121:36:021
300499910131,12cyclictest0-21swapper/022:26:520
3005199973,47cyclictest507-21awk21:25:081
30049999731,11cyclictest0-21swapper/019:45:470
30049999731,11cyclictest0-21swapper/019:45:470
30049999536,12cyclictest0-21swapper/022:15:250
30049999532,12cyclictest0-21swapper/020:19:400
285632890,3sleep10-21swapper/120:30:201
30049997242,13cyclictest0-21swapper/021:45:220
30049997242,13cyclictest0-21swapper/021:45:220
3004999684,55cyclictest0-21swapper/020:55:330
30051996736,13cyclictest0-21swapper/119:39:341
3004999678,53cyclictest0-21swapper/020:00:330
30049996739,13cyclictest0-21swapper/022:00:330
3005299664,47cyclictest0-21swapper/220:06:042
30051996638,13cyclictest0-21swapper/121:55:291
30051996543,8cyclictest11391-21ssh21:40:221
30051996538,12cyclictest0-21swapper/119:45:321
30051996538,12cyclictest0-21swapper/119:45:321
3004999654,53cyclictest6386-21aten_r1power_en20:45:220
3004999654,53cyclictest0-21swapper/020:25:240
3005299643,55cyclictest1419-21runrttasks21:06:272
3005299643,55cyclictest1419-21runrttasks21:06:272
3005199644,52cyclictest0-21swapper/122:39:021
30051996438,12cyclictest0-21swapper/122:15:171
3004999644,52cyclictest0-21swapper/021:53:140
30049996437,12cyclictest0-21swapper/022:05:300
3004999643,53cyclictest0-21swapper/022:50:280
3005199634,51cyclictest17991-21crond19:25:121
30051996337,12cyclictest0-21swapper/120:40:101
3004999634,52cyclictest0-21swapper/023:00:040
30049996338,12cyclictest0-21swapper/022:15:050
30049996336,13cyclictest0-21swapper/021:55:300
30049996335,12cyclictest0-21swapper/022:30:400
3005399624,52cyclictest0-21swapper/318:19:073
3005199625,50cyclictest0-21swapper/122:50:041
30051996237,12cyclictest0-21swapper/121:30:231
30051996236,12cyclictest0-21swapper/120:19:061
30051996235,11cyclictest0-21swapper/122:57:561
30051996233,12cyclictest0-21swapper/121:14:151
3004999624,52cyclictest0-21swapper/021:12:040
3004999624,51cyclictest0-21swapper/020:24:470
30049996237,12cyclictest0-21swapper/022:40:370
30049996237,12cyclictest0-21swapper/021:35:220
75092613,51sleep10-21swapper/119:58:281
3005299616,32cyclictest0-21swapper/222:55:372
30051996142,13cyclictest0-21swapper/120:45:221
30051996140,8cyclictest16518-21aten_r1power_fr21:00:211
3005199614,50cyclictest0-21swapper/121:45:421
3005199614,50cyclictest0-21swapper/121:45:421
3005199614,50cyclictest0-21swapper/121:05:301
3005199614,50cyclictest0-21swapper/121:05:301
3005199614,50cyclictest0-21swapper/120:20:231
30051996139,9cyclictest12123-21crond22:30:051
30051996137,12cyclictest0-21swapper/121:50:291
30051996136,12cyclictest0-21swapper/122:00:391
30051996132,11cyclictest0-21swapper/120:54:581
3004999614,50cyclictest0-21swapper/019:42:500
3004999614,49cyclictest15916-21tail20:10:310
3004999613,50cyclictest0-21swapper/018:15:270
53622603,50sleep20-21swapper/220:42:402
3005199604,48cyclictest0-21swapper/119:53:331
30051996038,11cyclictest0-21swapper/118:20:311
30051996038,11cyclictest0-21swapper/118:20:311
30051996032,11cyclictest0-21swapper/123:01:371
3005199603,51cyclictest0-21swapper/119:25:401
3004999604,49cyclictest17127-21fschecks_count21:00:270
30049996035,12cyclictest0-21swapper/021:21:210
30049996034,12cyclictest0-21swapper/020:39:390
30049996034,12cyclictest0-21swapper/018:00:460
30049996032,12cyclictest0-21swapper/019:50:370
30049996030,12cyclictest0-21swapper/020:06:590
3004999603,52cyclictest0-21swapper/018:20:390
3004999603,52cyclictest0-21swapper/018:20:390
3004999603,51cyclictest0-21swapper/022:20:210
3004999603,51cyclictest0-21swapper/018:40:300
248599600,4rtkit-daemon2484-21rtkit-daemon17:37:353
3005299593,50cyclictest5688-21cut19:55:322
3005199594,49cyclictest27758-21missed_timers19:40:391
3005199594,48cyclictest0-21swapper/121:28:241
30051995938,11cyclictest13739-21munin-node22:30:351
30051995937,11cyclictest0-21swapper/118:15:311
30051995935,11cyclictest0-21swapper/120:58:441
30051995934,12cyclictest0-21swapper/120:05:281
30051995932,11cyclictest0-21swapper/122:11:131
3005199593,50cyclictest0-21swapper/122:40:301
3005199593,50cyclictest0-21swapper/117:55:281
30049995930,12cyclictest0-21swapper/023:04:400
3004999593,49cyclictest24305-21rm22:45:390
3004999592,51cyclictest0-21swapper/021:25:270
193172593,48sleep20-21swapper/221:04:252
3005199584,47cyclictest0-21swapper/120:00:431
30051995837,11cyclictest0-21swapper/118:10:401
30051995837,10cyclictest0-21swapper/118:00:411
30051995836,12cyclictest0-21swapper/119:30:261
3005199583,49cyclictest0-21swapper/120:10:331
3005199583,49cyclictest0-21swapper/119:05:341
3005199583,49cyclictest0-21swapper/118:55:141
3005199583,49cyclictest0-21swapper/118:45:291
3005199583,48cyclictest0-21swapper/120:25:371
30049995833,12cyclictest0-21swapper/021:44:430
30049995831,13cyclictest0-21swapper/019:25:450
3004999582,50cyclictest0-21swapper/019:10:140
290132583,11sleep20-21swapper/219:42:412
109132583,11sleep30-21swapper/322:25:453
30053995716,36cyclictest7760-21cpuspeed17:55:283
30053995715,25cyclictest0-21swapper/321:02:453
3005199574,46cyclictest3771-21sshd17:45:381
3005199573,48cyclictest0-21swapper/122:50:221
3005199573,48cyclictest0-21swapper/118:43:151
30049995731,12cyclictest0-21swapper/019:38:490
3004999573,48cyclictest3596-21grep17:45:350
3004999573,48cyclictest0-21swapper/020:42:140
3004999573,48cyclictest0-21swapper/019:19:130
3004999573,48cyclictest0-21swapper/018:25:430
3004999572,49cyclictest0-21swapper/019:00:290
3005299565,14cyclictest0-21swapper/221:55:082
30051995631,12cyclictest0-21swapper/118:55:261
3005199563,48cyclictest0-21swapper/118:30:391
3005199563,48cyclictest0-21swapper/118:05:351
3005199562,49cyclictest0-21swapper/122:20:401
3004999563,48cyclictest0-21swapper/019:30:340
3004999563,48cyclictest0-21swapper/018:05:300
3004999563,47cyclictest0-21swapper/018:55:450
3004999563,46cyclictest0-21swapper/018:13:290
3004999562,48cyclictest0-21swapper/018:35:380
292662564,12sleep30-21swapper/321:18:573
248599560,6rtkit-daemon2484-21rtkit-daemon22:15:392
248599560,5rtkit-daemon2484-21rtkit-daemon19:19:163
3005399552,10cyclictest0-21swapper/321:35:173
30053995515,9cyclictest26182-21cat22:00:383
3005299553,14cyclictest0-21swapper/223:00:242
3005199554,46cyclictest0-21swapper/117:35:341
3005199553,46cyclictest0-21swapper/117:54:371
30049995536,9cyclictest24958-21grep18:30:320
30049995534,10cyclictest0-21swapper/017:45:170
30049995534,10cyclictest0-21swapper/017:45:170
30049995533,11cyclictest0-21swapper/018:55:150
248599550,5rtkit-daemon2484-21rtkit-daemon20:18:593
70162544,43sleep30-21swapper/317:51:453
3005399544,14cyclictest0-21swapper/319:35:263
3005399544,12cyclictest0-21swapper/321:25:423
3005299546,12cyclictest0-21swapper/220:50:322
3005299545,42cyclictest0-21swapper/219:05:332
3005299544,8cyclictest21464-21tr21:55:212
3005299544,11cyclictest0-21swapper/221:21:182
30052995438,10cyclictest27295-21grep21:15:272
3005299543,37cyclictest0-21swapper/219:39:282
30052995421,28cyclictest0-21swapper/222:14:582
30052995411,26cyclictest0-21swapper/220:10:242
30051995433,12cyclictest0-21swapper/117:40:491
30051995433,12cyclictest0-21swapper/117:40:491
30049995432,11cyclictest0-21swapper/017:50:340
3004999543,46cyclictest0-21swapper/019:20:370
248599540,5rtkit-daemon2484-21rtkit-daemon22:50:232
248599540,5rtkit-daemon2484-21rtkit-daemon22:45:232
248599540,5rtkit-daemon2484-21rtkit-daemon22:40:232
248599540,5rtkit-daemon2484-21rtkit-daemon22:30:242
248599540,5rtkit-daemon2484-21rtkit-daemon20:30:283
34442535,7sleep33450-21ssh19:51:373
30053995310,6cyclictest0-21swapper/318:05:453
3005299535,35cyclictest0-21swapper/220:18:522
3005299535,30cyclictest0-21swapper/219:25:272
3005299535,13cyclictest0-21swapper/219:45:342
3005299535,13cyclictest0-21swapper/219:45:342
3005299534,12cyclictest0-21swapper/222:20:282
30052995338,9cyclictest14319-21grep19:15:342
3005199533,46cyclictest0-21swapper/119:00:321
3005199533,45cyclictest0-21swapper/119:12:311
30049995331,11cyclictest0-21swapper/019:12:310
248599530,6rtkit-daemon2484-21rtkit-daemon17:45:503
248599530,5rtkit-daemon2484-21rtkit-daemon22:35:232
248599530,5rtkit-daemon2484-21rtkit-daemon20:43:353
248599530,5rtkit-daemon2484-21rtkit-daemon20:00:293
248599530,5rtkit-daemon2484-21rtkit-daemon19:20:393
58992523,41sleep30-21swapper/318:58:163
30053995239,8cyclictest13312-21gltestperf22:30:273
3005399523,10cyclictest1287-21snmpd22:05:473
3005299526,31cyclictest0-21swapper/221:35:362
3005299526,29cyclictest0-21swapper/222:25:372
3005299525,30cyclictest0-21swapper/221:25:232
3005199524,43cyclictest0-21swapper/118:29:151
3005199523,44cyclictest0-21swapper/119:15:431
3005199523,44cyclictest0-21swapper/118:35:521
3004999523,44cyclictest1419-21runrttasks18:49:390
248599520,4rtkit-daemon2484-21rtkit-daemon20:09:073
3005399514,11cyclictest21690-21yum21:05:453
3005399514,11cyclictest21690-21yum21:05:453
3005399513,9cyclictest32723-21gltestperf20:35:313
3005399513,14cyclictest0-21swapper/320:26:313
30053995115,13cyclictest0-21swapper/320:50:413
3005299515,29cyclictest0-21swapper/217:35:462
3005299515,27cyclictest0-21swapper/220:27:542
3005299514,30cyclictest0-21swapper/220:55:352
3005299514,29cyclictest0-21swapper/221:45:082
3005299514,14cyclictest0-21swapper/219:51:562
30052995136,10cyclictest11833-21fschecks_time19:10:342
3005299513,8cyclictest14453-21latency_hist18:10:162
3005299513,16cyclictest0-21swapper/220:03:272
3005299513,14cyclictest0-21swapper/220:23:272
30052995121,13cyclictest0-21swapper/220:32:322
248599510,5rtkit-daemon2484-21rtkit-daemon18:20:483
248599510,5rtkit-daemon2484-21rtkit-daemon18:20:483
184262512,9sleep30-21swapper/322:38:353
3005399504,14cyclictest0-21swapper/320:46:513
3005399503,8cyclictest31513-21ssh22:57:113
3005399503,14cyclictest0-21swapper/323:05:043
30053995021,12cyclictest32106-21hddtemp_smartct22:10:263
30053995018,13cyclictest0-21swapper/322:15:193
3005299506,38cyclictest0-21swapper/218:35:262
3005299506,29cyclictest0-21swapper/220:49:542
3005299505,30cyclictest0-21swapper/217:40:532
3005299505,30cyclictest0-21swapper/217:40:532
30052995020,14cyclictest0-21swapper/221:45:422
30052995020,14cyclictest0-21swapper/221:45:422
30052995018,15cyclictest0-21swapper/222:04:462
299232504,41sleep00-21swapper/017:34:050
248599500,5rtkit-daemon2484-21rtkit-daemon21:31:263
248599500,5rtkit-daemon2484-21rtkit-daemon21:21:493
248599500,5rtkit-daemon2484-21rtkit-daemon20:55:423
248599500,5rtkit-daemon2484-21rtkit-daemon20:12:073
248599500,5rtkit-daemon2484-21rtkit-daemon19:57:223
248599500,5rtkit-daemon2484-21rtkit-daemon19:40:533
248599500,5rtkit-daemon2484-21rtkit-daemon19:06:023
71472492,9sleep20-21swapper/221:34:122
309752492,9sleep20-21swapper/218:42:392
3005399494,29cyclictest0-21swapper/319:47:483
3005399494,29cyclictest0-21swapper/319:47:483
3005399494,25cyclictest24340-21memory21:10:363
30053994934,9cyclictest29840-21gltestperf18:40:343
3005399493,30cyclictest0-21swapper/318:25:403
3005299495,29cyclictest0-21swapper/222:05:232
3005299495,29cyclictest0-21swapper/220:38:452
3005299495,28cyclictest0-21swapper/219:00:442
3005299495,13cyclictest0-21swapper/218:15:442
3005299494,28cyclictest0-21swapper/217:50:442
3005299494,14cyclictest0-21swapper/219:20:382
3005299494,13cyclictest0-21swapper/218:50:362
30052994920,14cyclictest0-21swapper/221:10:592
30052994920,13cyclictest0-21swapper/219:32:222
30049994928,11cyclictest0-21swapper/017:59:490
30049994928,10cyclictest0-21swapper/017:36:020
248599490,5rtkit-daemon2484-21rtkit-daemon18:00:343
3005399484,29cyclictest0-21swapper/319:10:423
30053994834,8cyclictest19148-21rm22:40:183
30053994833,9cyclictest2486-21crond17:45:163
30053994833,9cyclictest2486-21crond17:45:163
30053994822,22cyclictest0-21swapper/320:21:483
30053994817,16cyclictest0-21swapper/322:24:593
3005299485,38cyclictest0-21swapper/218:20:272
3005299485,38cyclictest0-21swapper/218:20:272
3005299485,28cyclictest0-21swapper/217:57:042
3005299485,27cyclictest0-21swapper/218:55:432
30052994819,15cyclictest0-21swapper/218:02:052
30052994818,15cyclictest0-21swapper/218:10:382
248599480,4rtkit-daemon2484-21rtkit-daemon19:34:533
231492482,9sleep30-21swapper/321:56:183
30053994734,8cyclictest26757-21gltestperf22:50:263
3005399473,9cyclictest23082-21ssh22:45:213
3005399473,34cyclictest16210-21seq21:45:423
3005399473,34cyclictest16210-21seq21:45:423
3005399473,28cyclictest0-21swapper/321:44:153
30053994719,13cyclictest0-21swapper/318:10:453
286532472,9sleep30-21swapper/318:38:323
83422462,9sleep30-21swapper/319:04:003
30053994618,13cyclictest0-21swapper/318:47:123
30053994617,14cyclictest0-21swapper/321:50:123
3005299464,25cyclictest0-21swapper/217:47:022
297582464,6sleep10-21swapper/117:31:571
13712462,38sleep30-21swapper/318:50:173
3005299454,27cyclictest0-21swapper/218:34:372
30053994417,13cyclictest0-21swapper/319:27:223
3005299443,36cyclictest1287-21snmpd18:47:122
3005299443,34cyclictest0-21swapper/218:25:282
261582442,9sleep30-21swapper/318:32:083
298462434,32sleep20-21swapper/217:33:062
3005399414,27cyclictest0-21swapper/317:35:183
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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