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2026-05-26 - 20:49

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #c, slot #8

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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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rackcslot8s.osadl.org (updated Tue May 26, 2026 12:46:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
192092660,0sleep40-21swapper/411:21:224
111391650,31ptp4l0-21swapper/007:06:130
111391630,29ptp4l0-21swapper/107:09:541
111391620,14ptp4l0-21swapper/507:05:145
111391600,5ptp4l0-21swapper/407:07:124
2666425635,6sleep60-21swapper/607:07:576
2678425545,6sleep20-21swapper/207:09:302
2680225433,7sleep30-21swapper/307:09:393
282322490,0sleep10-21swapper/107:10:161
2680624939,6sleep70-21swapper/707:09:437
111391350,0ptp4l0-21swapper/109:25:191
111391340,0ptp4l0-21swapper/010:50:000
111391330,1ptp4l7282-21latency_hist12:35:000
111391320,0ptp4l0-21swapper/412:09:294
111391320,0ptp4l0-21swapper/010:15:100
111391320,0ptp4l0-21swapper/007:40:180
111391310,0ptp4l0-21swapper/410:09:554
111391310,0ptp4l0-21swapper/110:10:121
111391310,0ptp4l0-21swapper/012:20:150
111391310,0ptp4l0-21swapper/011:53:140
111391300,3ptp4l0-21swapper/009:47:400
111391300,0ptp4l0-21swapper/411:17:154
111391300,0ptp4l0-21swapper/409:55:214
111391300,0ptp4l0-21swapper/409:12:344
111391300,0ptp4l0-21swapper/109:40:171
111391300,0ptp4l0-21swapper/011:22:110
111391300,0ptp4l0-21swapper/009:05:180
111391290,3ptp4l0-21swapper/010:07:150
111391290,0ptp4l0-21swapper/509:23:435
111391290,0ptp4l0-21swapper/411:47:544
111391290,0ptp4l0-21swapper/411:03:574
111391290,0ptp4l0-21swapper/410:21:314
111391290,0ptp4l0-21swapper/410:00:274
111391290,0ptp4l0-21swapper/409:54:334
111391290,0ptp4l0-21swapper/408:30:184
111391290,0ptp4l0-21swapper/012:09:350
111391290,0ptp4l0-21swapper/009:59:290
111391290,0ptp4l0-21swapper/009:15:040
111391290,0ptp4l0-21swapper/009:12:310
111391290,0ptp4l0-21swapper/007:25:110
111391280,1ptp4l7264-21ssh11:50:134
111391280,0ptp4l0-21swapper/412:36:294
111391280,0ptp4l0-21swapper/412:12:594
111391280,0ptp4l0-21swapper/412:04:244
111391280,0ptp4l0-21swapper/410:25:484
111391280,0ptp4l0-21swapper/410:25:474
111391280,0ptp4l0-21swapper/410:13:394
111391280,0ptp4l0-21swapper/409:45:534
111391280,0ptp4l0-21swapper/409:28:244
111391280,0ptp4l0-21swapper/110:15:171
111391280,0ptp4l0-21swapper/012:35:050
111391280,0ptp4l0-21swapper/011:36:160
111391280,0ptp4l0-21swapper/009:43:240
111391280,0ptp4l0-21swapper/009:35:130
111391270,4ptp4l0-21swapper/111:23:391
111391270,3ptp4l0-21swapper/009:29:080
111391270,0ptp4l0-21swapper/412:31:554
111391270,0ptp4l0-21swapper/411:35:594
111391270,0ptp4l0-21swapper/410:59:144
111391270,0ptp4l0-21swapper/012:12:310
111391270,0ptp4l0-21swapper/011:49:240
111391270,0ptp4l0-21swapper/011:28:480
111391270,0ptp4l0-21swapper/011:13:280
111391270,0ptp4l0-21swapper/011:07:060
111391270,0ptp4l0-21swapper/010:59:000
111391270,0ptp4l0-21swapper/010:23:060
111391270,0ptp4l0-21swapper/007:35:130
2712499263,14cyclictest0-21swapper/507:13:055
111391260,2ptp4l0-21swapper/011:57:020
111391260,0ptp4l0-21swapper/511:13:325
111391260,0ptp4l0-21swapper/410:18:084
111391260,0ptp4l0-21swapper/409:43:334
111391260,0ptp4l0-21swapper/409:39:254
111391260,0ptp4l0-21swapper/409:31:254
111391260,0ptp4l0-21swapper/311:10:123
111391260,0ptp4l0-21swapper/111:41:031
111391260,0ptp4l0-21swapper/111:32:261
111391260,0ptp4l0-21swapper/110:43:281
111391260,0ptp4l0-21swapper/110:38:081
111391260,0ptp4l0-21swapper/110:27:471
111391260,0ptp4l0-21swapper/110:27:461
111391260,0ptp4l0-21swapper/110:00:041
111391260,0ptp4l0-21swapper/011:03:440
111391260,0ptp4l0-21swapper/010:38:350
111391260,0ptp4l0-21swapper/009:22:200
111391250,3ptp4l0-21swapper/009:30:100
111391250,0ptp4l0-21swapper/512:20:225
111391250,0ptp4l0-21swapper/511:04:275
111391250,0ptp4l0-21swapper/510:30:205
111391250,0ptp4l0-21swapper/509:40:155
111391250,0ptp4l0-21swapper/508:25:115
111391250,0ptp4l0-21swapper/412:23:294
111391250,0ptp4l0-21swapper/411:26:524
111391250,0ptp4l0-21swapper/411:10:374
111391250,0ptp4l0-21swapper/410:45:594
111391250,0ptp4l0-21swapper/409:22:244
111391250,0ptp4l0-21swapper/409:18:124
111391250,0ptp4l0-21swapper/311:09:283
111391250,0ptp4l0-21swapper/112:25:131
111391250,0ptp4l0-21swapper/010:25:150
111391250,0ptp4l0-21swapper/010:25:150
111391240,3ptp4l0-21swapper/110:31:311
111391240,2ptp4l0-21swapper/109:38:261
111391240,1ptp4l9158-21cat08:50:110
111391240,1ptp4l32141-21expr11:40:110
111391240,1ptp4l3189-21ps08:35:190
111391240,1ptp4l18975-21mailstats12:05:205
111391240,1ptp4l14935-21cut07:50:175
111391240,1ptp4l14935-21cut07:50:165
111391240,1ptp4l1385-21users08:30:205
111391240,0ptp4l0-21swapper/711:35:187
111391240,0ptp4l0-21swapper/512:28:165
111391240,0ptp4l0-21swapper/511:31:565
111391240,0ptp4l0-21swapper/510:29:425
111391240,0ptp4l0-21swapper/510:29:415
111391240,0ptp4l0-21swapper/509:55:545
111391240,0ptp4l0-21swapper/509:54:225
111391240,0ptp4l0-21swapper/509:38:105
111391240,0ptp4l0-21swapper/509:14:485
111391240,0ptp4l0-21swapper/508:15:165
111391240,0ptp4l0-21swapper/507:40:105
111391240,0ptp4l0-21swapper/411:40:084
111391240,0ptp4l0-21swapper/410:54:264
111391240,0ptp4l0-21swapper/410:30:484
111391240,0ptp4l0-21swapper/409:00:164
111391240,0ptp4l0-21swapper/408:51:284
111391240,0ptp4l0-21swapper/408:35:134
111391240,0ptp4l0-21swapper/408:25:194
111391240,0ptp4l0-21swapper/407:15:164
111391240,0ptp4l0-21swapper/407:10:124
111391240,0ptp4l0-21swapper/211:25:122
111391240,0ptp4l0-21swapper/210:55:102
111391240,0ptp4l0-21swapper/112:15:181
111391240,0ptp4l0-21swapper/108:15:131
111391240,0ptp4l0-21swapper/011:17:070
111391240,0ptp4l0-21swapper/009:00:150
111391240,0ptp4l0-21swapper/008:45:150
2712499234,14cyclictest0-21swapper/507:18:105
111391230,1ptp4l2710399cyclictest10:12:122
111391230,1ptp4l24160-21sensors08:10:200
111391230,1ptp4l17858-21diskmemload12:28:030
111391230,0ptp4l0-21swapper/711:10:127
111391230,0ptp4l0-21swapper/711:09:467
111391230,0ptp4l0-21swapper/709:36:147
111391230,0ptp4l0-21swapper/612:04:386
111391230,0ptp4l0-21swapper/611:17:286
111391230,0ptp4l0-21swapper/610:05:176
111391230,0ptp4l0-21swapper/512:15:195
111391230,0ptp4l0-21swapper/512:03:455
111391230,0ptp4l0-21swapper/511:55:155
111391230,0ptp4l0-21swapper/511:52:095
111391230,0ptp4l0-21swapper/510:42:545
111391230,0ptp4l0-21swapper/510:40:005
111391230,0ptp4l0-21swapper/510:15:175
111391230,0ptp4l0-21swapper/510:00:135
111391230,0ptp4l0-21swapper/509:45:455
111391230,0ptp4l0-21swapper/509:15:165
111391230,0ptp4l0-21swapper/508:40:205
111391230,0ptp4l0-21swapper/508:05:175
111391230,0ptp4l0-21swapper/508:00:125
111391230,0ptp4l0-21swapper/507:45:125
111391230,0ptp4l0-21swapper/507:20:135
111391230,0ptp4l0-21swapper/412:26:534
111391230,0ptp4l0-21swapper/412:18:074
111391230,0ptp4l0-21swapper/411:55:144
111391230,0ptp4l0-21swapper/411:30:154
111391230,0ptp4l0-21swapper/411:05:134
111391230,0ptp4l0-21swapper/410:40:134
111391230,0ptp4l0-21swapper/410:35:144
111391230,0ptp4l0-21swapper/408:55:184
111391230,0ptp4l0-21swapper/408:45:144
111391230,0ptp4l0-21swapper/408:05:234
111391230,0ptp4l0-21swapper/407:55:124
111391230,0ptp4l0-21swapper/407:50:104
111391230,0ptp4l0-21swapper/407:50:104
111391230,0ptp4l0-21swapper/407:40:124
111391230,0ptp4l0-21swapper/407:35:174
111391230,0ptp4l0-21swapper/311:35:083
111391230,0ptp4l0-21swapper/112:38:271
111391230,0ptp4l0-21swapper/112:20:201
111391230,0ptp4l0-21swapper/112:05:081
111391230,0ptp4l0-21swapper/111:55:151
111391230,0ptp4l0-21swapper/111:46:051
111391230,0ptp4l0-21swapper/111:06:381
111391230,0ptp4l0-21swapper/109:20:121
111391230,0ptp4l0-21swapper/109:15:161
111391230,0ptp4l0-21swapper/109:14:201
111391230,0ptp4l0-21swapper/109:00:201
111391230,0ptp4l0-21swapper/108:40:161
111391230,0ptp4l0-21swapper/108:25:121
111391230,0ptp4l0-21swapper/108:05:161
111391230,0ptp4l0-21swapper/108:00:111
111391230,0ptp4l0-21swapper/107:30:131
111391230,0ptp4l0-21swapper/107:20:161
111391230,0ptp4l0-21swapper/107:20:001
111391230,0ptp4l0-21swapper/012:00:130
111391230,0ptp4l0-21swapper/011:30:160
111391230,0ptp4l0-21swapper/010:52:190
111391230,0ptp4l0-21swapper/010:40:130
111391230,0ptp4l0-21swapper/010:10:130
111391230,0ptp4l0-21swapper/010:01:550
111391230,0ptp4l0-21swapper/008:20:120
111391230,0ptp4l0-21swapper/007:20:160
111391230,0ptp4l0-21swapper/007:15:150
111391230,0ptp4l0-21swapper/007:10:290
111391220,0ptp4l0-21swapper/611:25:026
111391220,0ptp4l0-21swapper/610:20:066
111391220,0ptp4l0-21swapper/609:57:346
111391220,0ptp4l0-21swapper/609:13:136
111391220,0ptp4l0-21swapper/512:38:015
111391220,0ptp4l0-21swapper/512:11:425
111391220,0ptp4l0-21swapper/511:42:295
111391220,0ptp4l0-21swapper/511:23:045
111391220,0ptp4l0-21swapper/510:57:115
111391220,0ptp4l0-21swapper/510:22:315
111391220,0ptp4l0-21swapper/510:07:275
111391220,0ptp4l0-21swapper/509:32:135
111391220,0ptp4l0-21swapper/509:29:395
111391220,0ptp4l0-21swapper/508:10:125
111391220,0ptp4l0-21swapper/507:30:135
111391220,0ptp4l0-21swapper/409:05:004
111391220,0ptp4l0-21swapper/408:20:094
111391220,0ptp4l0-21swapper/408:10:154
111391220,0ptp4l0-21swapper/407:25:114
111391220,0ptp4l0-21swapper/407:20:184
111391220,0ptp4l0-21swapper/212:21:102
111391220,0ptp4l0-21swapper/211:42:082
111391220,0ptp4l0-21swapper/210:49:372
111391220,0ptp4l0-21swapper/112:13:101
111391220,0ptp4l0-21swapper/112:03:281
111391220,0ptp4l0-21swapper/111:52:091
111391220,0ptp4l0-21swapper/111:25:451
111391220,0ptp4l0-21swapper/111:14:131
111391220,0ptp4l0-21swapper/111:00:141
111391220,0ptp4l0-21swapper/110:57:051
111391220,0ptp4l0-21swapper/110:51:471
111391220,0ptp4l0-21swapper/110:47:201
111391220,0ptp4l0-21swapper/110:22:031
111391220,0ptp4l0-21swapper/110:07:421
111391220,0ptp4l0-21swapper/109:59:421
111391220,0ptp4l0-21swapper/109:51:141
111391220,0ptp4l0-21swapper/109:45:441
111391220,0ptp4l0-21swapper/109:33:181
111391220,0ptp4l0-21swapper/107:50:191
111391220,0ptp4l0-21swapper/107:50:191
111391220,0ptp4l0-21swapper/107:45:151
111391220,0ptp4l0-21swapper/012:17:040
111391220,0ptp4l0-21swapper/010:30:470
111391220,0ptp4l0-21swapper/009:50:110
111391220,0ptp4l0-21swapper/008:30:110
111391220,0ptp4l0-21swapper/008:25:180
111391220,0ptp4l0-21swapper/008:16:460
111391220,0ptp4l0-21swapper/007:55:120
111391220,0ptp4l0-21swapper/007:50:110
111391220,0ptp4l0-21swapper/007:50:100
111391210,0ptp4l0-21swapper/611:58:556
111391210,0ptp4l0-21swapper/610:58:096
111391210,0ptp4l0-21swapper/610:44:596
111391210,0ptp4l0-21swapper/610:33:136
111391210,0ptp4l0-21swapper/511:46:085
111391210,0ptp4l0-21swapper/511:38:455
111391210,0ptp4l0-21swapper/511:18:525
111391210,0ptp4l0-21swapper/511:08:545
111391210,0ptp4l0-21swapper/510:46:385
111391210,0ptp4l0-21swapper/508:23:405
111391210,0ptp4l0-21swapper/507:59:135
111391210,0ptp4l0-21swapper/408:15:374
111391210,0ptp4l0-21swapper/310:28:273
111391210,0ptp4l0-21swapper/310:28:263
111391210,0ptp4l0-21swapper/309:35:443
111391210,0ptp4l0-21swapper/212:27:272
111391210,0ptp4l0-21swapper/211:59:022
111391210,0ptp4l0-21swapper/211:24:552
111391210,0ptp4l0-21swapper/211:16:382
111391210,0ptp4l0-21swapper/211:08:152
111391210,0ptp4l0-21swapper/210:33:172
111391210,0ptp4l0-21swapper/210:08:252
111391210,0ptp4l0-21swapper/210:03:332
111391210,0ptp4l0-21swapper/209:37:232
111391210,0ptp4l0-21swapper/209:19:482
111391210,0ptp4l0-21swapper/209:13:112
111391210,0ptp4l0-21swapper/111:18:491
111391210,0ptp4l0-21swapper/008:05:240
111391210,0ptp4l0-21swapper/007:48:240
111391210,0ptp4l0-21swapper/007:33:040
111391200,2ptp4l0-21swapper/008:41:520
111391200,0ptp4l0-21swapper/710:02:527
111391200,0ptp4l0-21swapper/612:27:226
111391200,0ptp4l0-21swapper/612:21:106
111391200,0ptp4l0-21swapper/611:53:076
111391200,0ptp4l0-21swapper/611:42:096
111391200,0ptp4l0-21swapper/611:22:016
111391200,0ptp4l0-21swapper/611:08:176
111391200,0ptp4l0-21swapper/610:48:516
111391200,0ptp4l0-21swapper/609:19:486
111391200,0ptp4l0-21swapper/608:53:026
111391200,0ptp4l0-21swapper/510:50:465
111391200,0ptp4l0-21swapper/510:11:055
111391200,0ptp4l0-21swapper/508:37:285
111391200,0ptp4l0-21swapper/507:36:385
111391200,0ptp4l0-21swapper/408:42:284
111391200,0ptp4l0-21swapper/407:46:594
111391200,0ptp4l0-21swapper/407:34:284
111391200,0ptp4l0-21swapper/310:39:323
111391200,0ptp4l0-21swapper/310:02:523
111391200,0ptp4l0-21swapper/212:05:522
111391200,0ptp4l0-21swapper/209:41:262
111391200,0ptp4l0-21swapper/208:08:382
111391200,0ptp4l0-21swapper/112:31:271
111391200,0ptp4l0-21swapper/111:38:261
111391200,0ptp4l0-21swapper/108:55:291
111391200,0ptp4l0-21swapper/108:38:281
111391200,0ptp4l0-21swapper/108:14:551
111391200,0ptp4l0-21swapper/107:28:281
111391200,0ptp4l0-21swapper/008:55:150
111391200,0ptp4l0-21swapper/008:01:590
111391190,0ptp4l0-21swapper/711:59:547
111391190,0ptp4l0-21swapper/710:39:317
111391190,0ptp4l0-21swapper/612:32:206
111391190,0ptp4l0-21swapper/608:49:556
111391190,0ptp4l0-21swapper/508:54:235
111391190,0ptp4l0-21swapper/408:01:444
111391190,0ptp4l0-21swapper/311:59:553
111391190,0ptp4l0-21swapper/212:32:252
111391190,0ptp4l0-21swapper/212:12:472
111391190,0ptp4l0-21swapper/211:53:012
111391190,0ptp4l0-21swapper/210:44:592
111391190,0ptp4l0-21swapper/210:20:042
111391190,0ptp4l0-21swapper/208:25:262
111391190,0ptp4l0-21swapper/108:54:281
111391190,0ptp4l0-21swapper/107:44:111
111391180,0ptp4l0-21swapper/612:12:476
111391180,0ptp4l0-21swapper/610:12:136
111391180,0ptp4l0-21swapper/512:31:315
111391180,0ptp4l0-21swapper/209:57:372
111391180,0ptp4l0-21swapper/108:30:181
111391180,0ptp4l0-21swapper/107:36:101
27137991712,4cyclictest13511-21munin-run07:50:007
27137991711,2cyclictest22684-21munin-run08:10:017
111391170,0ptp4l0-21swapper/610:03:326
111391170,0ptp4l0-21swapper/609:24:456
111391170,0ptp4l0-21swapper/608:44:446
111391170,0ptp4l0-21swapper/511:25:425
111391170,0ptp4l0-21swapper/508:58:445
111391170,0ptp4l0-21swapper/212:04:382
111391170,0ptp4l0-21swapper/210:53:412
111391170,0ptp4l0-21swapper/209:24:472
111391170,0ptp4l0-21swapper/108:23:491
27137991613,2cyclictest0-21swapper/710:07:267
111391160,1ptp4l33-21ksoftirqd/208:53:002
111391160,0ptp4l0-21swapper/611:36:166
111391160,0ptp4l0-21swapper/509:05:095
111391160,0ptp4l0-21swapper/509:00:215
111391150,0ptp4l0-21swapper/708:38:227
111391150,0ptp4l0-21swapper/609:41:286
111391150,0ptp4l0-21swapper/609:37:216
111391150,0ptp4l0-21swapper/608:30:446
111391150,0ptp4l0-21swapper/608:25:296
111391150,0ptp4l0-21swapper/608:06:356
111391150,0ptp4l0-21swapper/607:56:156
111391150,0ptp4l0-21swapper/607:27:296
111391150,0ptp4l0-21swapper/507:26:435
111391150,0ptp4l0-21swapper/308:38:253
111391150,0ptp4l0-21swapper/307:23:383
111391150,0ptp4l0-21swapper/209:03:052
111391150,0ptp4l0-21swapper/208:45:022
111391150,0ptp4l0-21swapper/208:44:302
111391150,0ptp4l0-21swapper/208:30:462
111391150,0ptp4l0-21swapper/208:22:372
111391150,0ptp4l0-21swapper/207:27:242
111391150,0ptp4l0-21swapper/109:05:011
111391150,0ptp4l0-21swapper/108:45:561
111391150,0ptp4l0-21swapper/107:55:471
27137991411,1cyclictest579-21turbostat09:30:017
111391140,0ptp4l0-21swapper/710:28:247
111391140,0ptp4l0-21swapper/710:28:247
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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