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2026-05-30 - 13:18

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 Sat May 30, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8482999929,8cyclictest4944-21ssh21:59:230
18242950,6sleep21827-21timerwakeupswit21:54:292
219499930,7rtkit-daemon0-21swapper/322:07:443
848299914,21cyclictest26120-21cpuspeed_turbos21:44:110
848299913,39cyclictest30696-21basename22:39:060
848299913,32cyclictest0-21swapper/000:19:070
848299884,26cyclictest0-21swapper/023:44:060
848299884,26cyclictest0-21swapper/023:44:060
848299883,32cyclictest0-21swapper/023:20:540
8482998826,9cyclictest8782-21grep21:19:120
8482998815,12cyclictest0-21swapper/022:59:230
848299874,10cyclictest0-21swapper/022:50:430
8482998717,9cyclictest107550irq/46-eth021:29:240
848299864,32cyclictest0-21swapper/021:14:120
848299864,12cyclictest0-21swapper/020:14:180
848299863,37cyclictest0-21swapper/021:11:410
848299863,37cyclictest0-21swapper/021:11:410
848299863,12cyclictest0-21swapper/022:23:560
8482998622,15cyclictest0-21swapper/021:24:320
219499860,5rtkit-daemon2193-21rtkit-daemon21:19:013
848299854,38cyclictest0-21swapper/000:34:120
848299854,34cyclictest0-21swapper/023:28:530
848299854,31cyclictest0-21swapper/000:09:110
848299854,26cyclictest0-21swapper/022:29:090
848299853,9cyclictest22074-21python22:24:260
848299853,9cyclictest22074-21python22:24:260
848299853,38cyclictest0-21swapper/021:49:190
848299853,38cyclictest0-21swapper/021:49:190
848299853,11cyclictest14165-21grep22:14:100
8482998514,12cyclictest0-21swapper/023:10:440
848299844,32cyclictest0-21swapper/019:19:200
848299844,31cyclictest0-21swapper/000:29:060
848299844,31cyclictest0-21swapper/000:29:060
848299844,13cyclictest0-21swapper/019:56:360
848299843,36cyclictest0-21swapper/023:59:140
848299843,34cyclictest0-21swapper/022:54:120
848299843,32cyclictest0-21swapper/022:09:300
8482998421,9cyclictest24085-21ssh21:39:310
8482998417,11cyclictest0-21swapper/023:08:360
8482998417,11cyclictest0-21swapper/023:08:360
848299834,12cyclictest0-21swapper/023:29:580
848299833,34cyclictest0-21swapper/023:39:080
848299833,23cyclictest0-21swapper/023:54:110
8482998328,8cyclictest0-21swapper/023:34:170
8482998323,14cyclictest0-21swapper/022:37:250
848299824,33cyclictest0-21swapper/021:54:210
8482998228,8cyclictest23848-21ssh00:04:070
8482998224,13cyclictest0-21swapper/020:44:000
8482998224,12cyclictest0-21swapper/020:28:210
8482998224,12cyclictest0-21swapper/000:28:160
8482998224,12cyclictest0-21swapper/000:28:160
8482998220,12cyclictest0-21swapper/021:34:130
848299813,32cyclictest0-21swapper/023:14:060
848299803,35cyclictest0-21swapper/000:15:200
8482998027,13cyclictest0-21swapper/022:04:150
275482790,5sleep027549-21awk20:54:200
848299784,32cyclictest0-21swapper/019:09:330
848299784,11cyclictest0-21swapper/022:47:200
8482997828,7cyclictest15555-21ssh23:50:350
8482997627,11cyclictest0-21swapper/019:39:200
8482997625,8cyclictest29287-21grep20:59:130
8482997526,10cyclictest0-21swapper/020:44:190
8482997219,9cyclictest0-21swapper/020:11:470
848299714,32cyclictest0-21swapper/020:49:300
8482996818,9cyclictest0-21swapper/020:31:460
8482996818,9cyclictest0-21swapper/020:31:460
8490996619,11cyclictest21917-21unixbench_multi23:59:263
848999664,55cyclictest0-21swapper/200:19:152
848999663,55cyclictest0-21swapper/222:18:562
848999653,53cyclictest0-21swapper/223:59:252
848999653,53cyclictest0-21swapper/223:09:272
848999644,53cyclictest0-21swapper/223:24:102
848299644,13cyclictest0-21swapper/019:14:160
219499630,4rtkit-daemon2193-21rtkit-daemon22:54:343
848999624,51cyclictest0-21swapper/200:15:202
848999623,44cyclictest0-21swapper/221:27:012
848799623,53cyclictest0-21swapper/122:00:511
849099615,36cyclictest0-21swapper/323:16:173
848999614,49cyclictest0-21swapper/223:29:172
8487996129,12cyclictest0-21swapper/121:19:311
849099603,41cyclictest12-21rcu_preempt23:40:223
8490996024,15cyclictest0-21swapper/323:04:203
8490996024,15cyclictest0-21swapper/323:04:203
8490996013,27cyclictest0-21swapper/323:23:093
848799603,51cyclictest0-21swapper/100:21:551
219499600,5rtkit-daemon2193-21rtkit-daemon20:29:403
219499600,5rtkit-daemon2193-21rtkit-daemon20:29:403
219499600,5rtkit-daemon2193-21rtkit-daemon20:14:263
849099597,33cyclictest0-21swapper/321:47:253
849099593,49cyclictest0-21swapper/321:49:073
849099593,49cyclictest0-21swapper/321:49:073
8490995926,19cyclictest30409-21crond22:38:553
848799595,48cyclictest0-21swapper/121:40:351
848799593,49cyclictest0-21swapper/121:13:281
848799593,49cyclictest0-21swapper/121:13:281
848799593,49cyclictest0-21swapper/100:37:181
8487995919,13cyclictest0-21swapper/121:54:151
278662594,11sleep10-21swapper/123:21:361
229842594,11sleep10-21swapper/100:02:561
849099584,29cyclictest0-21swapper/323:34:183
8490995817,24cyclictest0-21swapper/322:18:543
848999584,47cyclictest8442-21munin-node21:19:122
848799585,47cyclictest0-21swapper/123:12:141
848799584,48cyclictest0-21swapper/121:14:581
848799584,14cyclictest0-21swapper/122:13:561
8487995828,12cyclictest0-21swapper/121:44:161
162892583,7sleep216295-21ssh23:53:142
849099576,28cyclictest0-21swapper/323:09:093
849099574,37cyclictest0-21swapper/320:59:263
849099574,36cyclictest0-21swapper/322:20:393
849099573,29cyclictest0-21swapper/300:09:073
8490995722,12cyclictest16738-21munin-node23:54:203
8490995719,23cyclictest13610-21timerandwakeup21:24:313
848999575,42cyclictest0-21swapper/221:10:292
848999575,42cyclictest0-21swapper/221:10:292
848999574,44cyclictest26062-21cpuspeed_turbos21:44:112
848999574,38cyclictest0-21swapper/222:30:342
8489995739,11cyclictest23453-21df19:39:162
848799574,47cyclictest0-21swapper/122:30:221
848799573,47cyclictest0-21swapper/123:54:471
848799573,47cyclictest0-21swapper/121:26:251
8487995719,13cyclictest0-21swapper/123:39:151
8487995716,13cyclictest12006-21hwlatdetect19:14:221
166022573,46sleep20-21swapper/223:04:242
166022573,46sleep20-21swapper/223:04:242
849099566,28cyclictest0-21swapper/321:32:173
849099565,30cyclictest0-21swapper/300:24:093
849099565,30cyclictest0-21swapper/300:24:093
849099565,27cyclictest0-21swapper/300:30:273
849099565,27cyclictest0-21swapper/300:30:273
849099564,33cyclictest0-21swapper/322:29:273
849099564,31cyclictest0-21swapper/321:09:283
849099564,31cyclictest0-21swapper/321:09:283
849099563,35cyclictest37-21ksoftirqd/300:05:223
849099563,34cyclictest31878-21latency_hist23:28:543
849099563,34cyclictest0-21swapper/300:14:273
849099563,26cyclictest0-21swapper/320:49:313
8490995622,14cyclictest0-21swapper/319:54:263
8490995622,13cyclictest0-21swapper/322:59:303
8490995622,13cyclictest0-21swapper/319:34:223
848799565,24cyclictest29554-21fschecks_time23:24:121
848799565,23cyclictest0-21swapper/123:48:531
848799565,23cyclictest0-21swapper/123:48:531
848799563,48cyclictest0-21swapper/123:53:381
848799563,48cyclictest0-21swapper/100:11:521
848799563,47cyclictest0-21swapper/122:59:281
8487995628,12cyclictest14209-21wc22:14:101
8487995619,13cyclictest0-21swapper/121:29:061
849099556,29cyclictest21188-21sort22:24:123
849099556,29cyclictest21188-21sort22:24:123
849099555,31cyclictest0-21swapper/320:47:193
849099555,30cyclictest0-21swapper/319:29:193
849099555,26cyclictest0-21swapper/319:40:333
849099554,30cyclictest0-21swapper/323:29:223
849099554,26cyclictest1227-21runrttasks19:19:033
849099554,25cyclictest0-21swapper/323:47:593
849099554,25cyclictest0-21swapper/323:47:593
8490995515,13cyclictest0-21swapper/322:00:553
8489995539,10cyclictest1353-21grep19:59:252
848999553,47cyclictest0-21swapper/222:39:092
848999553,46cyclictest0-21swapper/221:35:172
8489995520,13cyclictest0-21swapper/200:04:172
848799554,45cyclictest0-21swapper/100:27:521
848799554,45cyclictest0-21swapper/100:27:521
848799554,43cyclictest0-21swapper/122:24:231
848799554,43cyclictest0-21swapper/122:24:231
848799554,26cyclictest0-21swapper/123:29:201
848799554,15cyclictest0-21swapper/122:53:091
848799553,46cyclictest0-21swapper/100:32:371
848799553,46cyclictest0-21swapper/100:32:371
8487995522,13cyclictest0-21swapper/122:41:111
219499550,5rtkit-daemon2193-21rtkit-daemon22:51:123
219499550,5rtkit-daemon2193-21rtkit-daemon22:47:273
219499550,5rtkit-daemon2193-21rtkit-daemon20:19:333
219499550,5rtkit-daemon2193-21rtkit-daemon19:24:352
147562553,45sleep114812-21munin-node19:19:301
87262544,43sleep20-21swapper/223:40:162
849099546,28cyclictest0-21swapper/300:20:363
849099545,27cyclictest0-21swapper/321:42:303
849099545,26cyclictest0-21swapper/323:49:363
849099544,29cyclictest0-21swapper/321:04:253
849099544,29cyclictest0-21swapper/320:09:013
849099544,28cyclictest10887-21df_abs22:09:113
849099544,28cyclictest0-21swapper/321:14:163
8490995423,12cyclictest0-21swapper/300:37:283
8490995421,13cyclictest0-21swapper/321:37:113
8490995420,14cyclictest0-21swapper/320:09:353
8490995419,12cyclictest0-21swapper/320:55:453
8490995419,11cyclictest0-21swapper/319:25:303
8490995417,9cyclictest32185-21ssh22:39:253
848999543,46cyclictest0-21swapper/222:59:152
848999543,45cyclictest0-21swapper/200:29:252
848999543,45cyclictest0-21swapper/200:29:252
8489995420,19cyclictest107550irq/46-eth022:37:062
848799544,13cyclictest0-21swapper/123:34:131
848799543,45cyclictest25514-21cut19:44:141
848799543,45cyclictest25514-21cut19:44:141
848799543,45cyclictest0-21swapper/122:47:171
848799543,45cyclictest0-21swapper/120:09:271
848799543,45cyclictest0-21swapper/100:17:261
848799543,44cyclictest18714-21munin-node22:19:271
8487995426,12cyclictest0-21swapper/121:04:311
219702543,44sleep10-21swapper/121:38:201
8490995320,13cyclictest0-21swapper/319:49:123
8490995320,13cyclictest0-21swapper/319:44:233
8490995320,13cyclictest0-21swapper/319:44:233
8490995317,13cyclictest0-21swapper/319:19:253
8490995316,12cyclictest0-21swapper/321:58:313
848999535,42cyclictest0-21swapper/220:49:232
848999535,39cyclictest0-21swapper/223:19:032
848999533,44cyclictest0-21swapper/221:29:292
848999533,43cyclictest23267-21strings23:14:172
848999533,22cyclictest0-21swapper/200:09:182
848999532,45cyclictest0-21swapper/223:34:052
848799535,43cyclictest0-21swapper/122:57:261
848799535,28cyclictest0-21swapper/122:04:321
848799533,45cyclictest0-21swapper/121:50:561
848799533,45cyclictest0-21swapper/121:50:561
848799533,44cyclictest0-21swapper/123:04:251
848799533,44cyclictest0-21swapper/123:04:251
55902533,44sleep21063-21diskmemload21:59:462
299542533,43sleep10-21swapper/122:37:181
849099524,28cyclictest0-21swapper/320:24:303
849099524,25cyclictest0-21swapper/319:10:273
849099524,23cyclictest2360-21taskset20:02:573
8490995217,12cyclictest0-21swapper/320:39:113
8490995216,13cyclictest0-21swapper/320:34:113
848999524,43cyclictest0-21swapper/219:49:242
848999524,41cyclictest0-21swapper/200:24:182
848999524,41cyclictest0-21swapper/200:24:182
848999524,39cyclictest0-21swapper/220:19:282
848799524,42cyclictest0-21swapper/119:09:151
8487995221,14cyclictest0-21swapper/120:39:151
8487995221,12cyclictest32387-21cat19:59:021
219499520,5rtkit-daemon2193-21rtkit-daemon19:29:132
848999513,27cyclictest0-21swapper/223:56:522
848999512,43cyclictest0-21swapper/223:44:072
848999512,43cyclictest0-21swapper/223:44:072
848799513,42cyclictest0-21swapper/120:39:011
848799513,41cyclictest0-21swapper/120:29:281
848799513,41cyclictest0-21swapper/120:29:281
848799512,42cyclictest0-21swapper/120:28:411
219499510,4rtkit-daemon2193-21rtkit-daemon19:14:132
134732512,9sleep20-21swapper/200:34:542
848999504,12cyclictest0-21swapper/222:11:042
8489995033,11cyclictest23328-21cut21:39:182
848999503,42cyclictest0-21swapper/221:49:172
848999503,42cyclictest0-21swapper/221:49:172
848999503,39cyclictest0-21swapper/222:44:132
848999503,39cyclictest0-21swapper/220:29:252
848999503,39cyclictest0-21swapper/220:29:252
848999503,33cyclictest0-21swapper/222:07:362
8489995020,9cyclictest107550irq/46-eth021:14:272
8489995016,12cyclictest0-21swapper/222:24:072
8489995016,12cyclictest0-21swapper/222:24:072
8489995014,21cyclictest17369-21kworker/2:022:21:332
848799505,26cyclictest24833-21munin-node00:04:201
848799504,28cyclictest0-21swapper/123:13:581
848799503,41cyclictest0-21swapper/119:28:321
848799503,40cyclictest0-21swapper/120:59:021
8487995029,13cyclictest26312-21crond20:53:591
8487995018,11cyclictest20446-21cat19:34:031
8487995017,15cyclictest0-21swapper/119:40:331
236802502,9sleep20-21swapper/220:45:532
8489994932,11cyclictest9417-21runrttasks22:54:132
8489994924,8cyclictest5142-21aten_r1power_cu22:49:052
848799495,38cyclictest0-21swapper/120:58:591
848799495,27cyclictest0-21swapper/119:35:321
848799494,38cyclictest0-21swapper/120:23:461
848799494,27cyclictest0-21swapper/120:44:181
848299494,25cyclictest0-21swapper/019:49:270
848999483,39cyclictest0-21swapper/220:14:172
848999483,39cyclictest0-21swapper/219:54:172
848999483,25cyclictest0-21swapper/219:09:292
8489994821,8cyclictest2681-21munin-node20:04:152
848799483,38cyclictest0-21swapper/119:59:451
298162483,10sleep10-21swapper/119:52:271
93262473,38sleep10-21swapper/120:15:241
848999474,27cyclictest0-21swapper/219:48:422
848999474,27cyclictest0-21swapper/219:48:422
848999473,26cyclictest0-21swapper/220:35:422
8489994718,11cyclictest0-21swapper/220:59:142
8487994728,14cyclictest0-21swapper/120:07:071
83762474,6sleep00-21swapper/019:08:040
83762474,6sleep00-21swapper/019:08:040
848999463,26cyclictest0-21swapper/219:20:292
8489994629,10cyclictest1067-21systemd-cgroups21:08:592
8489994621,10cyclictest21281-21sshd20:40:412
848299463,16cyclictest0-21swapper/019:59:230
8482994524,14cyclictest0-21swapper/019:44:130
8482994524,14cyclictest0-21swapper/019:44:130
8482994524,10cyclictest0-21swapper/020:34:330
848999443,35cyclictest0-21swapper/219:09:042
848999443,35cyclictest0-21swapper/219:09:042
848299443,36cyclictest0-21swapper/019:24:310
848999433,33cyclictest0-21swapper/220:09:122
848999433,23cyclictest0-21swapper/220:54:332
8489994320,18cyclictest12445-21cpu20:24:132
848299433,34cyclictest0-21swapper/020:20:390
8482994325,12cyclictest0-21swapper/020:04:140
8482994325,12cyclictest0-21swapper/019:34:130
8489994222,14cyclictest0-21swapper/219:34:162
848299423,33cyclictest0-21swapper/021:04:110
8482994227,11cyclictest0-21swapper/019:29:220
8490994116,11cyclictest0-21swapper/319:09:053
8490994116,11cyclictest0-21swapper/319:09:053
81842404,6sleep10-21swapper/119:05:361
81842404,6sleep10-21swapper/119:05:361
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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