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2026-06-26 - 21:37

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 Fri Jun 26, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5815991026,85cyclictest0-21swapper/011:14:530
5815991024,11cyclictest0-21swapper/006:53:330
5815991024,11cyclictest0-21swapper/006:53:330
5815999920,61cyclictest0-21swapper/011:28:230
219499980,6rtkit-daemon0-21swapper/112:06:281
219499980,6rtkit-daemon0-21swapper/109:00:351
581599974,12cyclictest0-21swapper/009:24:140
581599973,87cyclictest0-21swapper/009:09:550
219499970,5rtkit-daemon15731-21sh09:08:051
219499970,5rtkit-daemon15731-21sh09:08:051
219499960,5rtkit-daemon30824-21diskmemload10:28:390
581599953,27cyclictest0-21swapper/009:33:330
219499950,4rtkit-daemon0-21swapper/109:08:281
581899944,83cyclictest0-21swapper/311:24:283
581799943,8cyclictest107550irq/46-eth011:38:242
581599943,26cyclictest0-21swapper/011:08:160
581599943,26cyclictest0-21swapper/011:08:160
581599934,82cyclictest0-21swapper/009:15:390
581599934,22cyclictest22265-21kworker/0:009:58:210
581899925,80cyclictest0-21swapper/310:45:033
581899924,81cyclictest0-21swapper/310:58:223
581599924,28cyclictest0-21swapper/011:58:270
581599923,28cyclictest0-21swapper/010:26:040
581599923,25cyclictest7870-21grep12:08:140
5815999220,13cyclictest0-21swapper/008:48:230
5815999217,15cyclictest0-21swapper/011:18:170
5815999215,8cyclictest17541-21ssh11:33:280
5815999214,11cyclictest0-21swapper/010:53:140
581799914,70cyclictest0-21swapper/209:58:272
581599916,25cyclictest0-21swapper/010:03:310
581599914,25cyclictest0-21swapper/010:38:040
5815999133,51cyclictest11653-21sed09:48:240
5815999110,11cyclictest107550irq/46-eth010:58:350
581899905,79cyclictest0-21swapper/311:37:013
581899904,80cyclictest0-21swapper/311:44:133
581799904,65cyclictest0-21swapper/209:18:442
581599909,23cyclictest0-21swapper/009:20:170
581599904,77cyclictest0-21swapper/009:43:390
581599904,26cyclictest0-21swapper/010:46:200
581599903,21cyclictest30621-21ssh10:17:390
581599903,20cyclictest1124-21snmpd12:04:230
5815999018,13cyclictest0-21swapper/011:45:140
581899895,77cyclictest0-21swapper/308:59:443
581899895,26cyclictest0-21swapper/311:03:363
581899894,79cyclictest0-21swapper/310:48:263
581899894,79cyclictest0-21swapper/309:50:183
581899894,77cyclictest0-21swapper/309:59:503
581599895,26cyclictest0-21swapper/011:55:040
581599895,26cyclictest0-21swapper/011:55:040
581599894,26cyclictest0-21swapper/009:39:240
581599894,24cyclictest12946-21rm10:38:210
581599894,14cyclictest0-21swapper/008:28:300
581599893,77cyclictest0-21swapper/011:26:110
581599893,23cyclictest0-21swapper/010:12:000
581599893,21cyclictest0-21swapper/009:30:210
581599892,20cyclictest32183-21ssh10:18:300
5815998918,14cyclictest0-21swapper/009:53:210
5815998912,12cyclictest0-21swapper/010:52:330
581899885,76cyclictest0-21swapper/310:18:133
581899884,78cyclictest0-21swapper/309:21:563
581899884,76cyclictest0-21swapper/308:55:243
581899883,78cyclictest0-21swapper/311:09:153
581899883,78cyclictest0-21swapper/311:09:153
581799884,14cyclictest0-21swapper/211:58:152
581799883,63cyclictest0-21swapper/210:03:462
581599884,29cyclictest0-21swapper/009:03:240
581599884,29cyclictest0-21swapper/009:03:240
581599884,26cyclictest0-21swapper/011:03:340
581599883,15cyclictest1018-21ssh08:46:030
5815998817,9cyclictest9096-21telnet08:58:190
581899874,77cyclictest0-21swapper/312:09:153
581899874,29cyclictest0-21swapper/308:33:353
5818998720,12cyclictest28566-21runrttasks09:25:373
581799874,67cyclictest0-21swapper/208:58:132
581799873,76cyclictest26499-21cpuspeed_turbos09:23:202
5817998719,47cyclictest0-21swapper/210:38:582
581599878,17cyclictest0-21swapper/007:53:350
5815998720,12cyclictest0-21swapper/008:04:280
5815998710,21cyclictest0-21swapper/011:41:420
581899865,75cyclictest0-21swapper/309:12:483
581899865,75cyclictest0-21swapper/308:51:183
581899864,75cyclictest0-21swapper/310:56:253
581799863,65cyclictest7102-21python08:53:382
581799863,17cyclictest0-21swapper/209:28:212
5817998629,50cyclictest0-21swapper/211:03:582
581599866,26cyclictest0-21swapper/008:55:380
581599863,22cyclictest0-21swapper/008:43:070
5815998621,10cyclictest1227-21runrttasks06:48:400
581899855,74cyclictest0-21swapper/311:53:013
581899855,74cyclictest0-21swapper/311:53:013
581899855,74cyclictest0-21swapper/311:22:473
581899855,73cyclictest0-21swapper/310:33:353
581899854,75cyclictest0-21swapper/311:32:573
581899854,74cyclictest0-21swapper/310:41:353
581899854,74cyclictest0-21swapper/310:07:093
581899854,74cyclictest0-21swapper/308:13:283
581899854,73cyclictest26542-21rm10:10:043
581899854,73cyclictest0-21swapper/309:30:033
5818998538,40cyclictest20706-21cpuspeed_turbos07:13:253
5817998530,39cyclictest0-21swapper/210:23:312
5817998516,50cyclictest0-21swapper/209:05:122
5817998516,50cyclictest0-21swapper/209:05:122
581599854,14cyclictest0-21swapper/011:49:300
581599854,14cyclictest0-21swapper/011:49:300
219499850,27rtkit-daemon0-21swapper/009:48:331
581899845,73cyclictest0-21swapper/307:03:433
581899844,73cyclictest0-21swapper/309:17:543
581899843,18cyclictest0-21swapper/309:34:063
5818998418,15cyclictest1227-21runrttasks09:38:193
581799843,74cyclictest0-21swapper/211:08:372
581799843,74cyclictest0-21swapper/211:08:372
5817998427,50cyclictest0-21swapper/210:33:152
5817998425,44cyclictest0-21swapper/207:53:432
581599845,28cyclictest0-21swapper/007:23:420
581599844,29cyclictest0-21swapper/007:08:470
581599843,25cyclictest17723-21crond07:08:120
5815998420,13cyclictest0-21swapper/007:13:260
581899835,71cyclictest0-21swapper/309:43:423
581899834,73cyclictest0-21swapper/309:53:313
581899834,73cyclictest0-21swapper/306:48:273
581899834,72cyclictest0-21swapper/310:31:143
581899834,71cyclictest0-21swapper/311:54:083
581899834,71cyclictest0-21swapper/311:54:083
581899834,69cyclictest0-21swapper/311:58:113
581799833,72cyclictest0-21swapper/211:26:302
581799833,72cyclictest0-21swapper/210:43:272
5817998328,41cyclictest0-21swapper/211:35:362
5817998318,51cyclictest0-21swapper/209:50:402
581599834,13cyclictest0-21swapper/007:38:110
581899824,71cyclictest0-21swapper/312:03:043
581899824,70cyclictest0-21swapper/311:38:323
5818998220,12cyclictest4393-21gltestperf11:13:203
581799827,9cyclictest107550irq/46-eth008:47:012
581799824,70cyclictest1531-21ssh09:33:292
581799823,63cyclictest0-21swapper/209:09:452
5817998229,45cyclictest0-21swapper/211:52:562
5817998229,45cyclictest0-21swapper/211:52:562
581799822,73cyclictest0-21swapper/211:47:462
581599826,26cyclictest0-21swapper/006:46:570
581599824,28cyclictest0-21swapper/007:58:260
581599824,15cyclictest0-21swapper/008:33:190
581599823,27cyclictest0-21swapper/008:23:410
581599823,27cyclictest0-21swapper/008:23:410
581899814,71cyclictest0-21swapper/309:05:303
581899814,71cyclictest0-21swapper/309:05:303
581899814,71cyclictest0-21swapper/306:53:323
581899814,71cyclictest0-21swapper/306:53:323
581899814,70cyclictest0-21swapper/310:13:243
581799813,72cyclictest0-21swapper/211:31:162
581799813,72cyclictest0-21swapper/209:57:562
581799813,71cyclictest0-21swapper/211:19:282
5817998113,9cyclictest890-21rsyslogd10:09:272
5818998013,14cyclictest0-21swapper/308:47:053
581799804,70cyclictest0-21swapper/210:58:572
581799804,69cyclictest29987-21chrt07:33:222
5817998035,37cyclictest0-21swapper/210:18:222
5817998032,42cyclictest0-21swapper/210:53:252
5817998015,50cyclictest0-21swapper/207:07:012
5817998011,9cyclictest30824-21diskmemload09:47:582
581599804,12cyclictest0-21swapper/007:28:430
581599803,12cyclictest0-21swapper/008:20:300
581899795,23cyclictest1227-21runrttasks10:26:373
581899794,34cyclictest7900-21perl07:53:273
5818997923,11cyclictest15211-21gltestperf08:08:283
581799793,69cyclictest0-21swapper/207:18:462
581599794,27cyclictest0-21swapper/006:58:230
581599794,25cyclictest0-21swapper/007:38:230
581599793,22cyclictest0-21swapper/007:43:220
581599793,14cyclictest0-21swapper/008:13:210
581599793,12cyclictest5144-21grep07:48:230
581899785,66cyclictest0-21swapper/308:23:383
581899785,66cyclictest0-21swapper/308:23:383
581899783,31cyclictest19467-21cpuspeed_turbos08:18:233
5818997824,9cyclictest14852-21unixbench-2d06:58:433
5818997823,9cyclictest7364-21proc_pri06:43:483
581799784,68cyclictest0-21swapper/211:16:112
581799783,68cyclictest4757-21perl09:38:232
581799783,68cyclictest0-21swapper/212:08:172
581799783,68cyclictest0-21swapper/208:48:092
581599783,25cyclictest0-21swapper/008:08:240
5818997723,7cyclictest18790-21gltestperf07:08:303
581799774,66cyclictest0-21swapper/207:38:282
581799773,65cyclictest20320-21ssh10:48:322
581799773,59cyclictest0-21swapper/210:28:422
5817997729,41cyclictest11649-21grep06:53:322
5817997729,41cyclictest11649-21grep06:53:322
5817997725,46cyclictest30826-21latency11:53:242
5817997725,46cyclictest30826-21latency11:53:242
5817997724,47cyclictest1227-21runrttasks10:13:392
581599773,32cyclictest0-21swapper/007:18:120
581899763,8cyclictest1761-21Xorg07:52:083
5818997625,9cyclictest12459-21df_abs08:03:253
581799764,65cyclictest0-21swapper/209:13:392
5817997625,45cyclictest20366-21ntp_kernel_err08:18:362
5818997526,9cyclictest24682-21gltestperf08:28:283
5818997519,11cyclictest1227-21runrttasks07:23:033
5818997518,13cyclictest11270-21unixbench_multi07:58:443
5818997517,12cyclictest31614-21unixbench_multi07:33:443
581799753,64cyclictest4415-21cpuspeed12:03:132
581799733,62cyclictest12097-21aten_r1power_vo08:03:222
581799733,61cyclictest0-21swapper/207:13:232
5817997325,42cyclictest1227-21runrttasks06:45:192
5817997324,43cyclictest1227-21runrttasks06:48:222
5817997323,45cyclictest17878-21missed_timers08:13:342
5817997323,43cyclictest24171-21cpuspeed_turbos08:28:222
581799732,65cyclictest0-21swapper/207:43:222
581899725,17cyclictest0-21swapper/308:38:243
581899723,37cyclictest26069-21basename07:23:313
581799724,61cyclictest0-21swapper/207:23:222
5817997224,42cyclictest1227-21runrttasks08:12:052
5817997222,44cyclictest30021-21processes08:38:362
5817997221,45cyclictest21660-21cpu08:23:212
5817997221,45cyclictest21660-21cpu08:23:212
5817997220,46cyclictest19325-21processes07:08:392
5817997121,43cyclictest13723-21df_abs06:58:262
5817997016,8cyclictest1547-21nscd08:03:092
5817997016,6cyclictest0-21swapper/207:48:272
581899692,32cyclictest0-21swapper/307:38:293
581799695,13cyclictest0-21swapper/208:33:212
5817996922,41cyclictest28823-21open_inodes07:28:412
219499690,11rtkit-daemon0-21swapper/008:13:221
581899672,35cyclictest0-21swapper/307:43:313
5816996735,13cyclictest32750-21unixbench-2d10:18:391
581899643,9cyclictest29579-21sshd07:32:173
581699636,36cyclictest0-21swapper/111:23:431
5816996330,12cyclictest3853-21tr11:13:141
183872613,12sleep10-21swapper/110:47:021
5816995938,13cyclictest21770-21head10:03:221
581699593,42cyclictest0-21swapper/110:33:311
5816995921,21cyclictest6572-21sed10:28:261
5816995919,13cyclictest0-21swapper/111:57:591
5816995919,13cyclictest0-21swapper/111:57:591
100202593,12sleep10-21swapper/112:10:471
99572583,48sleep10-21swapper/109:46:081
581699585,27cyclictest0-21swapper/109:53:181
5816995826,25cyclictest24620-21timerwakeupswit11:43:331
283942583,11sleep10-21swapper/109:24:591
12382584,47sleep10-21swapper/109:33:261
5817995732,7cyclictest5790-21latency_hist06:43:132
581699576,32cyclictest0-21swapper/112:03:001
5816995739,11cyclictest29537-21tail08:38:261
5816995723,14cyclictest0-21swapper/107:43:101
199412574,16sleep10-21swapper/107:11:051
581699568,36cyclictest0-21swapper/107:03:131
581699564,27cyclictest0-21swapper/109:28:281
581699563,39cyclictest0-21swapper/111:36:201
581699555,34cyclictest0-21swapper/110:59:421
5816995519,21cyclictest23171-21head10:53:221
201392553,15sleep10-21swapper/110:01:231
581699549,26cyclictest0-21swapper/107:03:251
581699545,31cyclictest0-21swapper/111:28:151
581699545,30cyclictest0-21swapper/108:48:211
581699544,44cyclictest0-21swapper/109:18:001
315122544,43sleep10-21swapper/111:05:451
269942543,44sleep10-21swapper/107:24:391
66842535,42sleep10-21swapper/109:41:321
581699535,29cyclictest0-21swapper/110:38:261
581699535,28cyclictest7731-21grep11:18:211
5816995333,12cyclictest1261-21cut11:08:291
5816995333,12cyclictest1261-21cut11:08:291
581699533,34cyclictest23881-21taskset08:28:191
295352533,8sleep129539-21ssh10:13:411
290522533,11sleep10-21swapper/111:51:401
290522533,11sleep10-21swapper/111:51:401
267392533,11sleep10-21swapper/110:10:471
581699525,29cyclictest0-21swapper/107:48:381
581699525,26cyclictest2526-21df10:23:191
581699524,32cyclictest0-21swapper/110:52:051
581699524,32cyclictest0-21swapper/109:21:441
581699524,31cyclictest0-21swapper/108:57:271
317922523,11sleep10-21swapper/107:34:471
209332524,42sleep10-21swapper/111:38:301
581699514,30cyclictest0-21swapper/107:28:271
581699514,29cyclictest0-21swapper/108:18:301
581699513,41cyclictest0-21swapper/108:44:051
5816995121,12cyclictest0-21swapper/107:20:381
581699505,27cyclictest0-21swapper/107:13:271
581699504,28cyclictest0-21swapper/106:43:511
5816995033,11cyclictest9860-21cpuspeed_turbos07:58:241
5816995020,13cyclictest0-21swapper/106:53:311
5816995020,13cyclictest0-21swapper/106:53:311
76482493,9sleep17755-21diskstats07:53:251
581699494,23cyclictest0-21swapper/106:48:281
5816994923,9cyclictest15209-21gltestperf08:08:281
281902493,40sleep10-21swapper/108:35:011
581699484,27cyclictest0-21swapper/108:03:201
36242488,30sleep00-21swapper/006:38:250
236152483,12sleep10-21swapper/108:27:481
236152483,12sleep10-21swapper/108:27:481
581699464,35cyclictest0-21swapper/107:44:371
56842434,33sleep30-21swapper/306:42:013
5816994110,21cyclictest0-21swapper/106:43:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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