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2026-06-30 - 08:45

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 Jun 30, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
283322730,6sleep028335-21df_abs20:50:070
2794199694,57cyclictest0-21swapper/020:55:070
219499690,5rtkit-daemon2193-21rtkit-daemon23:07:563
2794199685,12cyclictest0-21swapper/023:19:230
2794199684,13cyclictest0-21swapper/023:29:550
2794199674,55cyclictest0-21swapper/021:35:070
2794699664,54cyclictest0-21swapper/221:00:242
2794699664,53cyclictest0-21swapper/222:20:092
2794699655,52cyclictest0-21swapper/223:45:002
2794699655,52cyclictest0-21swapper/221:05:052
2794699655,52cyclictest0-21swapper/221:05:052
2794699653,55cyclictest23292-21taskset23:53:242
2794699653,55cyclictest23292-21taskset23:53:242
27945996538,20cyclictest0-21swapper/123:15:091
2794199654,53cyclictest0-21swapper/021:49:580
2794199654,52cyclictest0-21swapper/023:45:160
2794199654,13cyclictest0-21swapper/021:23:380
2794199654,13cyclictest0-21swapper/019:25:100
236822654,54sleep00-21swapper/023:54:440
236822654,54sleep00-21swapper/023:54:440
27972643,10sleep00-21swapper/018:54:550
2794199644,13cyclictest0-21swapper/021:15:050
27941996411,28cyclictest0-21swapper/022:27:280
2794699634,52cyclictest0-21swapper/223:40:182
2794699634,51cyclictest0-21swapper/220:34:512
2794699634,51cyclictest0-21swapper/220:34:512
2794699633,52cyclictest0-21swapper/221:20:222
2794699633,51cyclictest0-21swapper/221:10:232
27945996342,13cyclictest0-21swapper/123:20:161
2794199635,48cyclictest27350-21df_abs19:45:060
2794199635,48cyclictest27350-21df_abs19:45:060
2794199634,52cyclictest0-21swapper/022:44:580
27947996245,12cyclictest0-21swapper/322:39:473
2794699624,50cyclictest0-21swapper/200:04:582
2794699623,53cyclictest0-21swapper/223:29:572
2794699623,51cyclictest26909-21latency23:10:072
2794699623,51cyclictest26909-21latency23:10:072
2794699623,51cyclictest0-21swapper/222:15:012
2794699623,51cyclictest0-21swapper/221:15:052
2794699623,51cyclictest0-21swapper/220:49:502
2794199625,39cyclictest0-21swapper/020:42:260
219499620,5rtkit-daemon2193-21rtkit-daemon00:03:323
108032623,9sleep310869-21proc_pri21:10:183
2794699614,49cyclictest0-21swapper/222:55:092
2794699613,51cyclictest0-21swapper/223:05:082
2794199615,48cyclictest0-21swapper/021:33:330
2794199614,13cyclictest0-21swapper/023:05:060
274672613,12sleep30-21swapper/321:35:143
2794699607,45cyclictest0-21swapper/223:58:432
2794699605,48cyclictest0-21swapper/223:20:092
2794699604,49cyclictest0-21swapper/222:50:152
2794699603,51cyclictest0-21swapper/219:38:432
2794699603,50cyclictest0-21swapper/222:29:592
2794699603,50cyclictest0-21swapper/222:29:592
2794699603,50cyclictest0-21swapper/221:55:122
2794199607,10cyclictest10788-21ntp_offset21:10:170
2794199604,39cyclictest0-21swapper/022:58:100
2794199604,13cyclictest0-21swapper/023:00:060
2794199603,11cyclictest24591-21aten_r1power_en19:40:040
219499600,5rtkit-daemon2193-21rtkit-daemon23:21:563
219499600,5rtkit-daemon2193-21rtkit-daemon20:23:553
203822603,11sleep20-21swapper/223:00:112
27947995944,11cyclictest0-21swapper/321:00:003
27947995942,12cyclictest0-21swapper/322:45:103
2794699594,48cyclictest27661-21tr23:59:572
2794699593,48cyclictest20683-21diskmemload22:00:182
2794699593,48cyclictest0-21swapper/222:10:182
2794699593,13cyclictest0-21swapper/221:35:252
2794199594,48cyclictest0-21swapper/022:52:100
2794199594,13cyclictest21673-21sort22:15:040
2794199594,13cyclictest0-21swapper/022:00:160
27941995939,12cyclictest10825-21tr23:35:030
27941995920,22cyclictest0-21swapper/019:22:160
219499590,4rtkit-daemon2193-21rtkit-daemon20:13:483
2794699585,46cyclictest0-21swapper/223:35:042
2794699584,47cyclictest0-21swapper/222:26:172
2794699583,47cyclictest0-21swapper/220:25:272
27945995839,13cyclictest0-21swapper/120:51:501
2794199585,46cyclictest0-21swapper/022:38:090
2794199584,36cyclictest0-21swapper/021:26:340
2794199583,12cyclictest0-21swapper/000:00:070
27947995740,9cyclictest17947-21rm22:56:403
27947995725,11cyclictest0-21swapper/323:12:193
27947995725,11cyclictest0-21swapper/323:12:193
27947995724,27cyclictest23158-21sshd20:42:203
27947995714,25cyclictest0-21swapper/320:55:203
27947995712,10cyclictest17994-21fschecks_time23:45:003
2794699576,44cyclictest0-21swapper/221:46:062
2794699576,44cyclictest0-21swapper/221:46:062
2794699574,45cyclictest0-21swapper/221:25:052
2794699573,47cyclictest0-21swapper/222:04:592
2794599574,33cyclictest0-21swapper/119:50:301
2794199575,47cyclictest0-21swapper/021:02:040
27941995723,29cyclictest15-21rcuc/021:55:100
219499570,4rtkit-daemon2193-21rtkit-daemon23:25:263
206332574,13sleep00-21swapper/022:14:250
128082574,46sleep10-21swapper/122:00:281
54642564,12sleep20-21swapper/220:05:192
2794799565,32cyclictest0-21swapper/321:30:223
2794799565,30cyclictest25230-21ssh22:20:083
2794799564,29cyclictest0-21swapper/321:05:113
2794799564,29cyclictest0-21swapper/321:05:113
27947995621,14cyclictest0-21swapper/323:15:023
27947995621,12cyclictest1124-21snmpd19:55:193
27947995610,23cyclictest0-21swapper/321:49:173
27947995610,23cyclictest0-21swapper/321:49:173
2794699564,44cyclictest0-21swapper/221:41:412
2794699563,24cyclictest0-21swapper/220:44:522
2794199568,28cyclictest0-21swapper/000:09:420
2794199565,15cyclictest0-21swapper/020:49:210
2794199564,37cyclictest0-21swapper/021:09:080
2794199564,37cyclictest0-21swapper/021:09:080
2794199563,37cyclictest29074-21crond19:54:470
272042565,7sleep00-21swapper/018:35:210
166332563,46sleep00-21swapper/023:43:430
91582550,3sleep19231-21sendmail_mailqu19:05:241
2794799555,29cyclictest0-21swapper/322:25:013
2794799555,28cyclictest0-21swapper/319:10:073
27947995542,9cyclictest0-21swapper/322:00:183
2794799554,28cyclictest0-21swapper/323:00:053
2794799554,27cyclictest0-21swapper/320:50:003
27947995525,14cyclictest0-21swapper/322:51:233
27947995522,13cyclictest0-21swapper/319:20:283
27947995521,15cyclictest0-21swapper/323:55:103
2794599554,35cyclictest0-21swapper/121:25:021
2794599554,28cyclictest0-21swapper/121:19:491
2794199555,14cyclictest0-21swapper/020:00:030
2794199554,38cyclictest0-21swapper/022:33:570
2794199554,38cyclictest0-21swapper/022:33:570
2794199554,10cyclictest3720-21aten2.4-expect23:24:540
27941995533,14cyclictest0-21swapper/023:19:550
2794199553,11cyclictest5608-21munin-node22:40:060
27941995523,25cyclictest0-21swapper/019:04:540
27941995517,29cyclictest0-21swapper/019:35:050
86282543,9sleep00-21swapper/020:13:350
2794799544,30cyclictest0-21swapper/319:35:253
27947995435,13cyclictest0-21swapper/322:09:513
2794699543,44cyclictest32012-21ssh23:18:462
2794599544,30cyclictest0-21swapper/119:35:101
27945995438,11cyclictest0-21swapper/121:13:301
2794599543,46cyclictest0-21swapper/121:39:331
27945995415,23cyclictest17683-21sendmail_mailqu21:20:191
2794199545,29cyclictest0-21swapper/019:30:110
2794199545,28cyclictest0-21swapper/022:24:360
2794199544,29cyclictest0-21swapper/019:05:160
27941995436,11cyclictest18833-21grep20:35:040
2794199543,10cyclictest0-21swapper/018:55:220
192752543,9sleep219370-21gltestperf20:35:102
96592532,9sleep30-21swapper/319:05:583
63632532,45sleep10-21swapper/121:51:331
2794799535,39cyclictest0-21swapper/319:45:043
2794799535,39cyclictest0-21swapper/319:45:043
2794799535,29cyclictest0-21swapper/320:30:243
2794799535,29cyclictest0-21swapper/320:30:243
2794799535,28cyclictest0-21swapper/322:31:123
2794799535,28cyclictest0-21swapper/322:31:123
2794799535,28cyclictest0-21swapper/321:15:263
2794799535,28cyclictest0-21swapper/320:00:133
2794799535,27cyclictest0-21swapper/323:34:513
2794799535,26cyclictest0-21swapper/322:14:563
2794799535,25cyclictest0-21swapper/321:40:383
2794799534,40cyclictest0-21swapper/300:06:123
2794799534,29cyclictest0-21swapper/322:43:193
2794799534,29cyclictest0-21swapper/320:46:233
27947995334,14cyclictest0-21swapper/322:06:453
27947995323,14cyclictest0-21swapper/323:30:003
27947995321,11cyclictest16645-21ssh21:20:043
27947995320,14cyclictest0-21swapper/323:43:003
2794699534,41cyclictest0-21swapper/220:00:032
27946995335,12cyclictest0-21swapper/220:50:222
2794699533,44cyclictest0-21swapper/219:55:092
2794599533,34cyclictest0-21swapper/122:05:171
27945995324,13cyclictest0-21swapper/120:55:091
27945995323,10cyclictest107550irq/46-eth021:55:001
2794199534,29cyclictest0-21swapper/020:20:140
2794199534,29cyclictest0-21swapper/019:15:180
2794199533,25cyclictest0-21swapper/023:10:100
2794199533,25cyclictest0-21swapper/023:10:100
2794199533,10cyclictest0-21swapper/022:05:040
263242533,9sleep00-21swapper/023:57:100
219499530,5rtkit-daemon2193-21rtkit-daemon18:40:292
298832522,10sleep20-21swapper/219:50:112
2794799525,43cyclictest0-21swapper/321:56:373
2794799524,29cyclictest0-21swapper/320:15:093
2794799524,29cyclictest0-21swapper/320:05:223
2794799524,27cyclictest0-21swapper/321:29:493
27947995236,9cyclictest2069-21swap18:50:283
27947995222,10cyclictest22090-21ssh23:50:183
27947995222,10cyclictest22090-21ssh23:50:183
2794699523,44cyclictest0-21swapper/222:35:012
2794599525,28cyclictest0-21swapper/121:05:031
2794599525,28cyclictest0-21swapper/121:05:031
2794599524,29cyclictest0-21swapper/123:49:431
27945995236,11cyclictest0-21swapper/123:12:191
27945995236,11cyclictest0-21swapper/123:12:191
27945995235,12cyclictest0-21swapper/120:41:021
2794599523,35cyclictest0-21swapper/122:25:151
2794199525,27cyclictest0-21swapper/019:12:210
2794199524,30cyclictest0-21swapper/020:15:170
2794199524,28cyclictest0-21swapper/021:45:040
2794199524,28cyclictest0-21swapper/021:45:040
2794199524,28cyclictest0-21swapper/020:29:510
2794199524,14cyclictest0-21swapper/021:40:450
219499520,5rtkit-daemon2193-21rtkit-daemon21:50:143
219499520,5rtkit-daemon2193-21rtkit-daemon19:00:213
2794799514,28cyclictest0-21swapper/318:44:553
27947995132,12cyclictest0-21swapper/319:50:293
27947995118,13cyclictest0-21swapper/319:30:293
2794699515,40cyclictest0-21swapper/222:49:462
2794699513,42cyclictest0-21swapper/223:28:152
2794699513,41cyclictest0-21swapper/221:33:032
2794699513,11cyclictest0-21swapper/221:49:592
2794699512,11cyclictest0-21swapper/222:39:592
2794599516,31cyclictest0-21swapper/122:34:031
2794599516,31cyclictest0-21swapper/122:34:031
2794599516,27cyclictest0-21swapper/122:19:451
2794599514,32cyclictest8839-21sed22:44:471
2794599514,29cyclictest0-21swapper/118:45:101
2794599514,29cyclictest0-21swapper/118:44:551
2794599514,28cyclictest0-21swapper/100:06:491
27945995114,21cyclictest0-21swapper/123:28:161
27941995121,13cyclictest0-21swapper/020:30:240
27941995121,13cyclictest0-21swapper/020:30:240
219499510,5rtkit-daemon2193-21rtkit-daemon18:46:223
182072512,43sleep10-21swapper/120:33:481
182072512,43sleep10-21swapper/120:33:481
86192502,9sleep10-21swapper/120:13:281
2794699503,41cyclictest11795-21df_abs20:20:082
2794599505,28cyclictest0-21swapper/118:55:201
2794599505,27cyclictest0-21swapper/100:00:281
2794599505,20cyclictest0-21swapper/122:57:471
2794599504,39cyclictest0-21swapper/123:00:111
2794599504,39cyclictest0-21swapper/120:45:121
2794599504,28cyclictest0-21swapper/122:35:071
2794599504,28cyclictest0-21swapper/122:10:171
2794599504,28cyclictest0-21swapper/119:00:211
2794599504,27cyclictest0-21swapper/119:10:211
27945995033,11cyclictest15886-21crond20:29:511
2794599503,32cyclictest0-21swapper/121:31:121
27945995022,13cyclictest0-21swapper/122:47:411
27945995021,13cyclictest0-21swapper/123:55:101
27945995019,13cyclictest0-21swapper/121:45:021
27945995019,13cyclictest0-21swapper/121:45:021
27945995018,13cyclictest0-21swapper/123:05:001
27945995014,20cyclictest23836-21cat23:54:441
27945995014,20cyclictest23836-21cat23:54:441
2794199504,24cyclictest0-21swapper/018:45:070
2794199504,14cyclictest0-21swapper/019:59:520
267322502,42sleep10-21swapper/122:22:091
256352503,7sleep325714-21cat19:40:173
198122504,39sleep10-21swapper/119:30:071
39172492,41sleep10-21swapper/120:04:291
300762493,40sleep00-21swapper/018:41:530
2794799495,26cyclictest0-21swapper/320:36:503
2794799493,25cyclictest0-21swapper/319:15:093
2794699494,27cyclictest0-21swapper/220:55:092
2794699493,41cyclictest0-21swapper/219:13:312
27946994924,7cyclictest11121-21latency_hist20:19:512
2794599495,26cyclictest0-21swapper/121:40:341
2794599494,29cyclictest0-21swapper/123:31:491
2794599494,28cyclictest0-21swapper/123:40:041
2794599494,28cyclictest0-21swapper/119:25:171
2794599494,27cyclictest0-21swapper/119:45:031
2794599494,27cyclictest0-21swapper/119:45:031
2794599494,27cyclictest0-21swapper/119:24:531
2794599494,26cyclictest0-21swapper/121:01:401
27945994921,12cyclictest0-21swapper/122:49:591
27945994919,25cyclictest10841-21ssh23:35:031
274812490,8sleep20-21swapper/219:45:072
274812490,8sleep20-21swapper/219:45:072
60322483,9sleep00-21swapper/020:05:540
48652482,40sleep20-21swapper/218:55:412
2794799484,25cyclictest0-21swapper/318:55:213
2794699483,39cyclictest0-21swapper/219:20:242
2794599484,38cyclictest0-21swapper/119:15:061
2794599484,27cyclictest0-21swapper/120:35:141
2794599484,27cyclictest0-21swapper/120:20:121
2794599484,27cyclictest0-21swapper/120:15:171
2794599484,13cyclictest0-21swapper/118:50:321
2794799474,22cyclictest14765-21irqstats20:25:153
2794799474,22cyclictest0-21swapper/319:25:053
2794699473,13cyclictest0-21swapper/219:30:152
2794599474,37cyclictest0-21swapper/120:05:241
2794599473,27cyclictest0-21swapper/119:55:251
25442472,9sleep20-21swapper/218:51:382
145602472,9sleep20-21swapper/219:17:382
244312462,35sleep10-21swapper/119:39:541
2794699454,35cyclictest0-21swapper/219:00:192
2794699454,24cyclictest8177-21timerwakeupswit20:10:252
2794699454,11cyclictest0-21swapper/219:40:082
2794699453,23cyclictest0-21swapper/219:05:112
267822444,6sleep20-21swapper/218:35:152
2794699434,33cyclictest0-21swapper/219:29:532
2794699433,34cyclictest0-21swapper/218:45:202
2794599393,30cyclictest0-21swapper/118:39:571
27947993520,10cyclictest0-21swapper/318:39:563
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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