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2026-05-24 - 04:12

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 Sun May 24, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2485991140,7rtkit-daemon2618-21telnet21:53:012
2485991100,7rtkit-daemon0-21swapper/218:58:232
2485991080,8rtkit-daemon0-21swapper/218:26:022
2485991040,7rtkit-daemon0-21swapper/218:29:322
2485991030,8rtkit-daemon0-21swapper/218:51:232
2485991020,6rtkit-daemon0-21swapper/218:56:532
6504991018,14cyclictest0-21swapper/020:58:100
650499994,89cyclictest0-21swapper/020:11:120
248599980,6rtkit-daemon0-21swapper/221:59:162
248599980,6rtkit-daemon0-21swapper/221:43:172
248599980,6rtkit-daemon0-21swapper/221:27:102
248599980,6rtkit-daemon0-21swapper/218:43:392
248599980,6rtkit-daemon0-21swapper/218:15:022
248599980,6rtkit-daemon0-21swapper/218:03:402
248599980,6rtkit-daemon0-21swapper/218:03:402
248599980,6rtkit-daemon0-21swapper/216:38:582
248599980,6rtkit-daemon0-21swapper/216:38:582
248599980,5rtkit-daemon0-21swapper/221:48:312
248599980,5rtkit-daemon0-21swapper/218:41:312
248599970,6rtkit-daemon0-21swapper/222:05:232
248599970,6rtkit-daemon0-21swapper/221:41:242
248599970,6rtkit-daemon0-21swapper/221:19:172
248599970,6rtkit-daemon0-21swapper/219:13:452
248599970,6rtkit-daemon0-21swapper/219:06:082
248599970,6rtkit-daemon0-21swapper/218:33:312
248599970,6rtkit-daemon0-21swapper/218:19:252
248599960,6rtkit-daemon0-21swapper/221:14:482
248599960,6rtkit-daemon0-21swapper/219:08:232
248599960,6rtkit-daemon0-21swapper/218:08:102
248599960,5rtkit-daemon0-21swapper/221:28:102
248599960,5rtkit-daemon0-21swapper/221:28:102
650499954,81cyclictest24366-21crond21:37:490
248599950,6rtkit-daemon0-21swapper/221:09:252
248599940,6rtkit-daemon0-21swapper/221:35:172
650499934,81cyclictest0-21swapper/018:43:120
650499934,79cyclictest0-21swapper/020:20:140
650499934,65cyclictest0-21swapper/018:53:160
651099924,29cyclictest0-21swapper/319:13:163
651099924,22cyclictest0-21swapper/320:06:033
651099924,22cyclictest0-21swapper/320:06:033
650499925,15cyclictest1419-21runrttasks22:03:010
650499924,80cyclictest0-21swapper/021:46:470
650499924,69cyclictest0-21swapper/021:08:140
6504999221,11cyclictest0-21swapper/020:30:120
6504999212,12cyclictest0-21swapper/021:39:140
650499915,26cyclictest0-21swapper/019:31:100
650499914,78cyclictest0-21swapper/017:13:160
650499914,68cyclictest0-21swapper/021:50:060
46412910,5sleep121-21ksoftirqd/121:54:231
651099909,14cyclictest0-21swapper/319:24:563
651099909,14cyclictest0-21swapper/319:24:563
650499905,78cyclictest0-21swapper/020:03:070
650499905,78cyclictest0-21swapper/020:03:070
650499905,76cyclictest0-21swapper/019:52:540
650499904,79cyclictest0-21swapper/020:50:090
650499904,79cyclictest0-21swapper/020:50:090
650499904,78cyclictest0-21swapper/020:56:370
650499904,78cyclictest0-21swapper/019:35:130
650499904,25cyclictest0-21swapper/020:38:210
650499903,22cyclictest0-21swapper/019:17:550
651099893,23cyclictest18811-21ssh21:28:103
651099893,23cyclictest18811-21ssh21:28:103
6510998923,58cyclictest0-21swapper/321:48:193
650499895,75cyclictest0-21swapper/020:43:230
650499895,75cyclictest0-21swapper/020:27:120
650499895,11cyclictest1419-21runrttasks19:01:220
650499894,78cyclictest0-21swapper/018:39:570
650499894,77cyclictest0-21swapper/021:18:130
650499893,75cyclictest1419-21runrttasks21:13:400
6504998918,13cyclictest0-21swapper/020:02:480
651099884,77cyclictest0-21swapper/317:28:233
651099883,27cyclictest0-21swapper/320:42:323
651099883,26cyclictest0-21swapper/318:39:383
650499885,74cyclictest0-21swapper/017:34:500
650499885,64cyclictest0-21swapper/019:23:280
650499885,64cyclictest0-21swapper/019:23:280
650499884,77cyclictest0-21swapper/021:23:010
650499884,76cyclictest0-21swapper/019:53:180
650499875,73cyclictest0-21swapper/022:00:030
650499874,76cyclictest0-21swapper/021:53:170
650499874,74cyclictest0-21swapper/017:55:290
6504998725,54cyclictest0-21swapper/018:52:570
651099865,24cyclictest9221-21proc_pri17:48:283
651099863,12cyclictest0-21swapper/321:14:093
650499866,70cyclictest0-21swapper/017:20:030
650499864,74cyclictest0-21swapper/020:15:260
650499864,73cyclictest0-21swapper/019:42:530
650499864,60cyclictest0-21swapper/019:03:160
6504998621,10cyclictest0-21swapper/019:09:480
651099855,13cyclictest0-21swapper/321:58:123
651099854,73cyclictest32672-21perl20:13:143
651099854,73cyclictest0-21swapper/318:57:403
651099854,30cyclictest0-21swapper/319:33:283
651099854,13cyclictest0-21swapper/319:22:043
651099854,12cyclictest0-21swapper/321:55:023
6510998536,42cyclictest10399-21chrt17:53:103
651099853,18cyclictest29163-21chrt20:56:163
650499855,71cyclictest0-21swapper/021:03:130
650499854,73cyclictest0-21swapper/021:27:520
650499854,73cyclictest0-21swapper/021:27:520
650499854,25cyclictest0-21swapper/019:42:550
650499854,24cyclictest0-21swapper/020:36:560
650499853,26cyclictest0-21swapper/019:22:140
650499852,74cyclictest0-21swapper/017:41:040
651099844,73cyclictest31528-21diskmemload21:23:503
651099844,72cyclictest0-21swapper/317:58:113
651099844,63cyclictest0-21swapper/320:22:583
651099844,32cyclictest0-21swapper/321:35:403
651099844,26cyclictest0-21swapper/319:44:093
651099844,12cyclictest0-21swapper/319:09:533
651099843,27cyclictest0-21swapper/319:28:133
651099843,18cyclictest8940-21fschecks_count19:38:113
651099843,17cyclictest8091-21timerandwakeup18:48:283
6504998425,52cyclictest29955-21unixbench_singl17:23:330
6504998420,57cyclictest0-21swapper/017:28:300
651099835,72cyclictest0-21swapper/321:08:113
651099834,24cyclictest0-21swapper/319:00:573
651099834,22cyclictest0-21swapper/321:46:033
6510998332,43cyclictest3742-21sort18:43:163
6510998312,9cyclictest7250irq/45-ahci16:48:013
650499835,24cyclictest1419-21runrttasks16:49:240
650499834,69cyclictest0-21swapper/018:33:160
650499834,23cyclictest0-21swapper/018:03:090
650499834,23cyclictest0-21swapper/018:03:090
650499833,71cyclictest0-21swapper/017:52:580
6510998234,41cyclictest3951-21tail17:38:173
6510998219,9cyclictest121850irq/46-eth020:58:123
6510998212,9cyclictest1110-21cpuspeed_turbos21:03:043
6504998224,49cyclictest25673-21latency18:23:190
651099818,8cyclictest121850irq/46-eth021:41:343
651099814,29cyclictest0-21swapper/322:03:053
651099814,25cyclictest0-21swapper/320:11:103
651099814,21cyclictest0-21swapper/317:33:283
651099813,27cyclictest22241-21ssh19:58:093
6510998122,10cyclictest5828-21cpuspeed_turbos17:43:143
6510998122,10cyclictest11412-21unixbench_multi20:28:253
6510998110,9cyclictest121850irq/46-eth021:18:073
650499813,71cyclictest0-21swapper/018:12:580
650499813,24cyclictest0-21swapper/017:03:200
6504998126,49cyclictest14249-21tr16:53:140
651099805,68cyclictest0-21swapper/320:50:183
651099805,68cyclictest0-21swapper/320:50:183
651099804,9cyclictest19573-21sort19:53:193
651099804,26cyclictest0-21swapper/318:29:323
651099804,14cyclictest0-21swapper/319:05:173
651099803,23cyclictest13064-21telnet20:33:023
6510998024,10cyclictest28228-21aten_r1power_cu17:23:113
6510998022,9cyclictest20881-21kernelversion20:43:163
6510998018,11cyclictest121850irq/46-eth019:48:123
6510998010,11cyclictest0-21swapper/320:18:103
650499806,16cyclictest0-21swapper/018:20:290
650499806,15cyclictest0-21swapper/017:47:440
651099794,12cyclictest0-21swapper/317:03:273
651099793,33cyclictest0-21swapper/316:48:263
650499795,22cyclictest0-21swapper/018:13:590
650499794,66cyclictest0-21swapper/017:08:310
651099784,68cyclictest0-21swapper/317:13:213
651099784,15cyclictest0-21swapper/318:03:283
651099784,15cyclictest0-21swapper/318:03:283
651099784,14cyclictest0-21swapper/316:43:013
651099784,14cyclictest0-21swapper/316:43:013
651099783,14cyclictest0-21swapper/316:58:193
6510997824,9cyclictest14228-21cpuspeed_turbos16:53:143
650499786,13cyclictest1419-21runrttasks18:32:310
650499784,23cyclictest7345-21fschecks_count16:38:170
650499784,23cyclictest7345-21fschecks_count16:38:170
650499784,15cyclictest0-21swapper/016:47:430
650499783,68cyclictest0-21swapper/016:59:180
651099774,30cyclictest0-21swapper/318:23:103
6510997720,9cyclictest26253-21df_abs17:18:153
651099764,25cyclictest0-21swapper/318:34:333
651099764,14cyclictest0-21swapper/317:08:203
6504997613,12cyclictest0-21swapper/017:58:120
651099744,31cyclictest0-21swapper/318:20:373
651099742,27cyclictest20086-21cpuspeed_turbos18:13:113
651099723,14cyclictest0-21swapper/318:08:253
6508997220,44cyclictest0-21swapper/118:58:121
6508997136,29cyclictest0-21swapper/121:18:101
6508996922,40cyclictest10746-21rm22:03:201
127762690,5sleep226-21rcuc/217:58:092
6508996851,10cyclictest21010-21needreboot18:13:221
6508996819,42cyclictest1676-21nscd19:47:531
6509996724,16cyclictest32482-21ssh19:24:172
6509996724,16cyclictest32482-21ssh19:24:172
6508996722,39cyclictest19381-21munin-node21:28:211
6508996722,39cyclictest19381-21munin-node21:28:211
6508996717,44cyclictest0-21swapper/120:10:491
6508996715,45cyclictest21377-21ssh19:57:361
6508996714,46cyclictest0-21swapper/118:54:551
650999664,40cyclictest0-21swapper/221:04:302
6508996621,38cyclictest31360-21ssh20:58:221
6508996621,29cyclictest20118-21latency_hist19:07:551
6508996618,41cyclictest171431rm19:49:291
6508996613,47cyclictest0-21swapper/120:24:161
6508996610,48cyclictest0-21swapper/119:24:261
6508996610,48cyclictest0-21swapper/119:24:261
6508996519,40cyclictest0-21swapper/121:44:221
6508996518,41cyclictest13001-21taskset20:32:541
6508996514,45cyclictest0-21swapper/120:39:561
6510996422,7cyclictest6595-21latency_hist16:38:023
650999645,34cyclictest0-21swapper/217:47:582
6509996415,23cyclictest28611-21aten2.4-expect20:08:042
6508996417,41cyclictest0-21swapper/120:22:051
6508996417,40cyclictest0-21swapper/119:28:361
6508996415,43cyclictest0-21swapper/122:00:481
6508996413,44cyclictest0-21swapper/120:05:581
6508996413,44cyclictest0-21swapper/120:05:581
6508996412,45cyclictest0-21swapper/121:10:341
6508996411,46cyclictest0-21swapper/121:33:171
650999634,37cyclictest0-21swapper/220:42:052
6509996313,26cyclictest6477-21timerandwakeup19:33:282
6508996324,30cyclictest2641-21turbostat20:17:521
6508996322,35cyclictest10674-21runrttasks19:40:281
6508996322,34cyclictest27896-21gltestperf19:18:141
6508996321,36cyclictest16554-21yum-updatesd-he21:24:201
6508996320,35cyclictest16293-21aten_r1power_cu16:58:111
6508996319,26cyclictest16341rm18:39:551
6508996317,39cyclictest10830-21crond21:17:501
6508996317,32cyclictest315281diskmemload20:28:211
6508996316,40cyclictest1462-21gltestperf17:33:181
6508996316,40cyclictest0-21swapper/121:51:211
6508996310,46cyclictest0-21swapper/120:53:171
6509996221,23cyclictest0-21swapper/220:28:152
6509996212,27cyclictest0-21swapper/220:57:512
6508996218,37cyclictest0-21swapper/121:38:591
6508996218,15cyclictest0-21swapper/119:17:521
6508996214,42cyclictest0-21swapper/118:46:121
6504996219,10cyclictest0-21swapper/016:38:010
6509996122,31cyclictest28100-21latency19:18:182
6508996119,36cyclictest0-21swapper/120:46:271
6508996116,39cyclictest0-21swapper/119:33:591
6508996116,38cyclictest6752-21cpuspeed_turbos18:48:091
6508996113,41cyclictest0-21swapper/120:48:121
6508996113,41cyclictest0-21swapper/120:48:121
650999604,36cyclictest6576-21ssh20:23:072
6509996014,17cyclictest0-21swapper/220:33:102
6508996022,31cyclictest29036-21gltestperf17:23:191
6508996019,35cyclictest0-21swapper/118:23:081
6508996017,27cyclictest0-21swapper/119:11:481
6508995920,32cyclictest17427-21munin-node18:08:091
6508995912,41cyclictest0-21swapper/120:02:031
650899584,45cyclictest0-21swapper/117:22:591
6508995814,37cyclictest0-21swapper/116:43:221
6508995813,38cyclictest0-21swapper/121:03:081
6508995718,32cyclictest1419-21runrttasks18:00:221
6508995714,27cyclictest0-21swapper/117:29:221
6508995711,40cyclictest0-21swapper/117:38:161
6509995638,10cyclictest1006-21ssh20:13:272
650999563,47cyclictest0-21swapper/219:45:322
6508995619,30cyclictest29367-21sshd18:33:011
6508995611,39cyclictest0-21swapper/116:49:051
6509995525,12cyclictest0-21swapper/220:58:172
650899555,43cyclictest0-21swapper/117:53:251
6508995518,30cyclictest22731-21taskset18:18:121
6508995517,32cyclictest27095-21aten_r1power_po18:28:081
6508995513,35cyclictest0-21swapper/116:38:111
6508995513,35cyclictest0-21swapper/116:38:111
222092553,11sleep20-21swapper/220:45:272
650899546,42cyclictest0-21swapper/117:08:131
6508995431,18cyclictest0-21swapper/117:17:221
6508995412,36cyclictest0-21swapper/117:04:361
650999535,15cyclictest0-21swapper/220:01:542
650999535,13cyclictest0-21swapper/219:28:212
650999534,25cyclictest0-21swapper/220:48:232
650999534,25cyclictest0-21swapper/220:48:232
650999534,15cyclictest0-21swapper/219:49:272
6508995315,32cyclictest0-21swapper/117:44:251
650999525,30cyclictest0-21swapper/220:18:032
650999525,29cyclictest0-21swapper/217:03:182
6509995236,11cyclictest29930-21unixbench_multi17:23:332
6509995220,11cyclictest0-21swapper/219:55:132
6508995213,34cyclictest0-21swapper/117:48:231
650999518,26cyclictest0-21swapper/217:53:102
650999517,23cyclictest0-21swapper/217:13:112
650999515,28cyclictest0-21swapper/220:03:162
650999515,28cyclictest0-21swapper/220:03:162
650999515,28cyclictest0-21swapper/217:08:202
650999514,40cyclictest0-21swapper/216:48:172
650999514,27cyclictest0-21swapper/219:38:052
6509995121,13cyclictest0-21swapper/217:48:232
6509995121,13cyclictest0-21swapper/217:18:342
6509995120,13cyclictest0-21swapper/217:38:142
650899518,37cyclictest0-21swapper/116:53:191
650999506,27cyclictest0-21swapper/216:43:282
650999505,28cyclictest0-21swapper/217:28:182
6508995018,13cyclictest15032-21munin-node18:03:261
6508995018,13cyclictest15032-21munin-node18:03:261
650999494,28cyclictest0-21swapper/217:33:342
650999494,26cyclictest0-21swapper/216:58:002
650999484,27cyclictest0-21swapper/216:58:322
6508994627,13cyclictest6507-21systemd-cgroups16:38:011
650999403,12cyclictest0-21swapper/216:38:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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