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2026-04-16 - 00:16

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 Wed Apr 15, 2026 12:46:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111391640,5ptp4l0-21swapper/007:09:560
111391570,5ptp4l0-21swapper/407:08:294
2650625544,6sleep20-21swapper/207:09:562
2613425544,6sleep70-21swapper/707:05:207
2585325434,6sleep60-21swapper/607:05:206
2642524735,8sleep30-21swapper/307:08:533
2614724737,6sleep10-21swapper/107:05:221
2616824433,7sleep50-21swapper/507:05:345
111391350,3ptp4l0-21swapper/710:25:157
111391350,0ptp4l0-21swapper/412:39:564
111391330,0ptp4l0-21swapper/110:15:171
111391320,1ptp4l3153-21sh11:05:140
111391320,0ptp4l0-21swapper/712:23:207
111391310,0ptp4l0-21swapper/709:35:137
111391290,0ptp4l0-21swapper/710:39:387
111391290,0ptp4l0-21swapper/611:12:216
111391290,0ptp4l0-21swapper/510:30:155
111391290,0ptp4l0-21swapper/509:35:405
111391290,0ptp4l0-21swapper/412:15:114
111391290,0ptp4l0-21swapper/411:53:144
111391290,0ptp4l0-21swapper/409:37:254
111391290,0ptp4l0-21swapper/312:37:273
111391290,0ptp4l0-21swapper/311:44:193
111391290,0ptp4l0-21swapper/311:44:193
111391290,0ptp4l0-21swapper/310:38:403
111391290,0ptp4l0-21swapper/309:31:223
111391290,0ptp4l0-21swapper/011:31:210
111391290,0ptp4l0-21swapper/009:33:470
111391290,0ptp4l0-21swapper/009:28:260
111391280,0ptp4l0-21swapper/712:38:187
111391280,0ptp4l0-21swapper/712:27:317
111391280,0ptp4l0-21swapper/711:24:047
111391280,0ptp4l0-21swapper/709:12:087
111391280,0ptp4l0-21swapper/410:31:414
111391280,0ptp4l0-21swapper/409:49:014
111391280,0ptp4l0-21swapper/409:22:304
111391280,0ptp4l0-21swapper/310:43:293
111391280,0ptp4l0-21swapper/308:40:193
111391280,0ptp4l0-21swapper/012:09:580
111391280,0ptp4l0-21swapper/011:29:070
111391280,0ptp4l0-21swapper/010:55:120
111391280,0ptp4l0-21swapper/010:34:530
111391280,0ptp4l0-21swapper/010:07:130
111391280,0ptp4l0-21swapper/009:36:580
111391280,0ptp4l0-21swapper/009:15:360
111391280,0ptp4l0-21swapper/008:25:150
111391270,1ptp4l17542-21diskmemload09:15:133
111391270,0ptp4l0-21swapper/709:46:497
111391270,0ptp4l0-21swapper/709:41:237
111391270,0ptp4l0-21swapper/709:20:047
111391270,0ptp4l0-21swapper/611:21:296
111391270,0ptp4l0-21swapper/511:14:585
111391270,0ptp4l0-21swapper/411:40:254
111391270,0ptp4l0-21swapper/411:40:244
111391270,0ptp4l0-21swapper/410:48:164
111391270,0ptp4l0-21swapper/409:41:454
111391270,0ptp4l0-21swapper/310:59:533
111391270,0ptp4l0-21swapper/309:50:123
111391270,0ptp4l0-21swapper/309:12:033
111391270,0ptp4l0-21swapper/207:10:212
111391270,0ptp4l0-21swapper/111:59:341
111391270,0ptp4l0-21swapper/110:07:361
111391270,0ptp4l0-21swapper/012:15:490
111391270,0ptp4l0-21swapper/011:46:350
111391270,0ptp4l0-21swapper/011:16:030
111391270,0ptp4l0-21swapper/009:20:520
111391260,0ptp4l0-21swapper/711:55:117
111391260,0ptp4l0-21swapper/711:50:147
111391260,0ptp4l0-21swapper/711:00:247
111391260,0ptp4l0-21swapper/710:43:257
111391260,0ptp4l0-21swapper/708:20:157
111391260,0ptp4l0-21swapper/609:31:426
111391260,0ptp4l0-21swapper/609:28:316
111391260,0ptp4l0-21swapper/512:04:095
111391260,0ptp4l0-21swapper/511:41:395
111391260,0ptp4l0-21swapper/511:41:385
111391260,0ptp4l0-21swapper/411:18:134
111391260,0ptp4l0-21swapper/410:56:594
111391260,0ptp4l0-21swapper/410:52:444
111391260,0ptp4l0-21swapper/410:26:274
111391260,0ptp4l0-21swapper/410:00:104
111391260,0ptp4l0-21swapper/312:30:473
111391260,0ptp4l0-21swapper/311:58:453
111391260,0ptp4l0-21swapper/310:28:213
111391260,0ptp4l0-21swapper/310:13:153
111391260,0ptp4l0-21swapper/308:36:113
111391260,0ptp4l0-21swapper/012:35:590
111391260,0ptp4l0-21swapper/012:24:040
111391260,0ptp4l0-21swapper/011:55:140
111391260,0ptp4l0-21swapper/011:38:410
111391260,0ptp4l0-21swapper/011:03:040
111391260,0ptp4l0-21swapper/010:52:390
111391260,0ptp4l0-21swapper/010:47:380
111391260,0ptp4l0-21swapper/010:10:120
111391260,0ptp4l0-21swapper/009:57:520
111391260,0ptp4l0-21swapper/007:55:230
111391250,2ptp4l0-21swapper/712:01:217
111391250,1ptp4l11538-21df07:45:123
111391250,0ptp4l0-21swapper/710:59:317
111391250,0ptp4l0-21swapper/710:45:587
111391250,0ptp4l0-21swapper/612:29:306
111391250,0ptp4l0-21swapper/412:10:104
111391250,0ptp4l0-21swapper/411:32:204
111391250,0ptp4l0-21swapper/410:42:014
111391250,0ptp4l0-21swapper/409:11:204
111391250,0ptp4l0-21swapper/407:55:204
111391250,0ptp4l0-21swapper/312:20:583
111391250,0ptp4l0-21swapper/312:09:373
111391250,0ptp4l0-21swapper/311:13:363
111391250,0ptp4l0-21swapper/310:45:593
111391250,0ptp4l0-21swapper/309:27:223
111391250,0ptp4l0-21swapper/307:58:303
111391250,0ptp4l0-21swapper/207:54:292
111391250,0ptp4l0-21swapper/111:06:361
111391250,0ptp4l0-21swapper/012:30:170
111391250,0ptp4l0-21swapper/011:52:540
111391250,0ptp4l0-21swapper/011:11:500
111391250,0ptp4l0-21swapper/009:10:240
111391250,0ptp4l0-21swapper/009:05:310
111391250,0ptp4l0-21swapper/009:05:300
111391250,0ptp4l0-21swapper/007:50:170
111391250,0ptp4l0-21swapper/007:35:110
111391240,3ptp4l0-21swapper/612:02:356
111391240,0ptp4l0-21swapper/712:13:087
111391240,0ptp4l0-21swapper/711:45:127
111391240,0ptp4l0-21swapper/710:13:597
111391240,0ptp4l0-21swapper/710:03:317
111391240,0ptp4l0-21swapper/709:50:377
111391240,0ptp4l0-21swapper/708:42:547
111391240,0ptp4l0-21swapper/608:30:166
111391240,0ptp4l0-21swapper/511:15:185
111391240,0ptp4l0-21swapper/511:07:215
111391240,0ptp4l0-21swapper/507:25:175
111391240,0ptp4l0-21swapper/411:48:504
111391240,0ptp4l0-21swapper/411:20:274
111391240,0ptp4l0-21swapper/411:04:184
111391240,0ptp4l0-21swapper/410:10:194
111391240,0ptp4l0-21swapper/410:05:274
111391240,0ptp4l0-21swapper/409:55:144
111391240,0ptp4l0-21swapper/409:32:294
111391240,0ptp4l0-21swapper/409:25:114
111391240,0ptp4l0-21swapper/408:50:114
111391240,0ptp4l0-21swapper/407:15:164
111391240,0ptp4l0-21swapper/312:25:203
111391240,0ptp4l0-21swapper/311:47:373
111391240,0ptp4l0-21swapper/311:39:563
111391240,0ptp4l0-21swapper/309:35:153
111391240,0ptp4l0-21swapper/308:20:193
111391240,0ptp4l0-21swapper/209:21:322
111391240,0ptp4l0-21swapper/109:10:171
111391230,1ptp4l9775-21missed_timers07:40:160
111391230,1ptp4l30461-21missed_timers08:25:174
111391230,1ptp4l17434-21ssh09:54:220
111391230,0ptp4l17542-21diskmemload11:14:334
111391230,0ptp4l10156-21strings12:00:164
111391230,0ptp4l10088-21smart_sda07:40:184
111391230,0ptp4l0-21swapper/712:09:187
111391230,0ptp4l0-21swapper/711:40:147
111391230,0ptp4l0-21swapper/711:40:137
111391230,0ptp4l0-21swapper/711:11:077
111391230,0ptp4l0-21swapper/710:17:007
111391230,0ptp4l0-21swapper/709:55:177
111391230,0ptp4l0-21swapper/709:30:117
111391230,0ptp4l0-21swapper/709:15:187
111391230,0ptp4l0-21swapper/708:45:117
111391230,0ptp4l0-21swapper/708:10:107
111391230,0ptp4l0-21swapper/707:45:207
111391230,0ptp4l0-21swapper/610:15:276
111391230,0ptp4l0-21swapper/609:49:586
111391230,0ptp4l0-21swapper/608:25:206
111391230,0ptp4l0-21swapper/607:55:016
111391230,0ptp4l0-21swapper/512:33:235
111391230,0ptp4l0-21swapper/512:20:155
111391230,0ptp4l0-21swapper/511:55:025
111391230,0ptp4l0-21swapper/510:14:485
111391230,0ptp4l0-21swapper/510:08:165
111391230,0ptp4l0-21swapper/507:35:185
111391230,0ptp4l0-21swapper/412:30:094
111391230,0ptp4l0-21swapper/412:20:124
111391230,0ptp4l0-21swapper/411:55:204
111391230,0ptp4l0-21swapper/411:27:594
111391230,0ptp4l0-21swapper/411:05:154
111391230,0ptp4l0-21swapper/410:37:144
111391230,0ptp4l0-21swapper/410:20:084
111391230,0ptp4l0-21swapper/409:00:164
111391230,0ptp4l0-21swapper/408:50:004
111391230,0ptp4l0-21swapper/408:35:184
111391230,0ptp4l0-21swapper/407:30:134
111391230,0ptp4l0-21swapper/312:11:293
111391230,0ptp4l0-21swapper/311:25:113
111391230,0ptp4l0-21swapper/311:00:093
111391230,0ptp4l0-21swapper/310:03:103
111391230,0ptp4l0-21swapper/309:47:143
111391230,0ptp4l0-21swapper/309:40:153
111391230,0ptp4l0-21swapper/308:45:193
111391230,0ptp4l0-21swapper/308:15:133
111391230,0ptp4l0-21swapper/308:05:173
111391230,0ptp4l0-21swapper/307:20:113
111391230,0ptp4l0-21swapper/212:25:132
111391230,0ptp4l0-21swapper/212:00:162
111391230,0ptp4l0-21swapper/210:35:202
111391230,0ptp4l0-21swapper/210:22:122
111391230,0ptp4l0-21swapper/210:01:212
111391230,0ptp4l0-21swapper/209:45:512
111391230,0ptp4l0-21swapper/208:30:122
111391230,0ptp4l0-21swapper/112:20:131
111391230,0ptp4l0-21swapper/112:15:181
111391230,0ptp4l0-21swapper/112:06:461
111391230,0ptp4l0-21swapper/112:04:131
111391230,0ptp4l0-21swapper/111:35:111
111391230,0ptp4l0-21swapper/111:15:131
111391230,0ptp4l0-21swapper/110:30:111
111391230,0ptp4l0-21swapper/110:12:361
111391230,0ptp4l0-21swapper/012:10:110
111391230,0ptp4l0-21swapper/011:20:160
111391230,0ptp4l0-21swapper/010:40:210
111391230,0ptp4l0-21swapper/010:36:170
111391230,0ptp4l0-21swapper/010:26:120
111391230,0ptp4l0-21swapper/010:20:110
111391230,0ptp4l0-21swapper/009:45:100
111391230,0ptp4l0-21swapper/009:00:190
111391230,0ptp4l0-21swapper/008:50:180
111391230,0ptp4l0-21swapper/008:35:110
111391230,0ptp4l0-21swapper/007:30:150
111391230,0ptp4l0-21swapper/007:14:550
111391220,1ptp4l733-21dbus-daemon09:00:004
111391220,1ptp4l30737-21smartctl08:25:192
111391220,0ptp4l17542-21diskmemload09:55:153
111391220,0ptp4l0-21swapper/712:31:507
111391220,0ptp4l0-21swapper/711:40:017
111391220,0ptp4l0-21swapper/711:25:067
111391220,0ptp4l0-21swapper/711:05:597
111391220,0ptp4l0-21swapper/710:51:127
111391220,0ptp4l0-21swapper/709:26:387
111391220,0ptp4l0-21swapper/708:15:127
111391220,0ptp4l0-21swapper/708:05:197
111391220,0ptp4l0-21swapper/708:00:227
111391220,0ptp4l0-21swapper/707:43:597
111391220,0ptp4l0-21swapper/707:20:147
111391220,0ptp4l0-21swapper/707:19:347
111391220,0ptp4l0-21swapper/612:33:356
111391220,0ptp4l0-21swapper/612:11:206
111391220,0ptp4l0-21swapper/611:58:086
111391220,0ptp4l0-21swapper/611:17:306
111391220,0ptp4l0-21swapper/610:35:166
111391220,0ptp4l0-21swapper/609:50:016
111391220,0ptp4l0-21swapper/608:14:596
111391220,0ptp4l0-21swapper/607:36:116
111391220,0ptp4l0-21swapper/607:10:166
111391220,0ptp4l0-21swapper/512:15:215
111391220,0ptp4l0-21swapper/512:06:545
111391220,0ptp4l0-21swapper/511:51:085
111391220,0ptp4l0-21swapper/511:35:125
111391220,0ptp4l0-21swapper/511:33:125
111391220,0ptp4l0-21swapper/511:03:335
111391220,0ptp4l0-21swapper/510:36:575
111391220,0ptp4l0-21swapper/510:29:175
111391220,0ptp4l0-21swapper/510:15:145
111391220,0ptp4l0-21swapper/509:57:585
111391220,0ptp4l0-21swapper/509:19:305
111391220,0ptp4l0-21swapper/509:10:155
111391220,0ptp4l0-21swapper/508:25:135
111391220,0ptp4l0-21swapper/412:06:424
111391220,0ptp4l0-21swapper/411:35:464
111391220,0ptp4l0-21swapper/410:19:524
111391220,0ptp4l0-21swapper/409:15:574
111391220,0ptp4l0-21swapper/409:05:124
111391220,0ptp4l0-21swapper/409:05:114
111391220,0ptp4l0-21swapper/408:01:304
111391220,0ptp4l0-21swapper/407:50:124
111391220,0ptp4l0-21swapper/407:35:124
111391220,0ptp4l0-21swapper/407:10:004
111391220,0ptp4l0-21swapper/312:00:343
111391220,0ptp4l0-21swapper/311:50:153
111391220,0ptp4l0-21swapper/311:24:033
111391220,0ptp4l0-21swapper/311:06:013
111391220,0ptp4l0-21swapper/310:54:233
111391220,0ptp4l0-21swapper/310:23:263
111391220,0ptp4l0-21swapper/309:20:003
111391220,0ptp4l0-21swapper/308:10:103
111391220,0ptp4l0-21swapper/308:00:123
111391220,0ptp4l0-21swapper/307:52:383
111391220,0ptp4l0-21swapper/307:37:343
111391220,0ptp4l0-21swapper/307:18:513
111391220,0ptp4l0-21swapper/211:58:182
111391220,0ptp4l0-21swapper/211:54:242
111391220,0ptp4l0-21swapper/211:49:322
111391220,0ptp4l0-21swapper/211:21:272
111391220,0ptp4l0-21swapper/210:15:212
111391220,0ptp4l0-21swapper/209:50:052
111391220,0ptp4l0-21swapper/209:34:132
111391220,0ptp4l0-21swapper/209:28:292
111391220,0ptp4l0-21swapper/209:11:362
111391220,0ptp4l0-21swapper/208:40:002
111391220,0ptp4l0-21swapper/111:51:151
111391220,0ptp4l0-21swapper/111:34:001
111391220,0ptp4l0-21swapper/111:27:041
111391220,0ptp4l0-21swapper/111:10:201
111391220,0ptp4l0-21swapper/111:03:191
111391220,0ptp4l0-21swapper/110:58:521
111391220,0ptp4l0-21swapper/110:36:351
111391220,0ptp4l0-21swapper/110:29:391
111391220,0ptp4l0-21swapper/109:52:161
111391220,0ptp4l0-21swapper/109:24:051
111391220,0ptp4l0-21swapper/107:42:351
111391220,0ptp4l0-21swapper/012:28:590
111391220,0ptp4l0-21swapper/012:02:070
111391220,0ptp4l0-21swapper/011:42:530
111391220,0ptp4l0-21swapper/011:42:520
111391220,0ptp4l0-21swapper/010:19:250
111391220,0ptp4l0-21swapper/010:00:110
111391220,0ptp4l0-21swapper/009:43:110
111391220,0ptp4l0-21swapper/008:55:130
111391220,0ptp4l0-21swapper/007:21:010
111391220,0ptp4l0-21swapper/007:15:120
111391210,0ptp4l0-21swapper/711:17:487
111391210,0ptp4l0-21swapper/710:22:427
111391210,0ptp4l0-21swapper/708:52:497
111391210,0ptp4l0-21swapper/708:27:307
111391210,0ptp4l0-21swapper/612:16:186
111391210,0ptp4l0-21swapper/611:49:436
111391210,0ptp4l0-21swapper/610:52:286
111391210,0ptp4l0-21swapper/610:42:056
111391210,0ptp4l0-21swapper/610:30:226
111391210,0ptp4l0-21swapper/610:22:066
111391210,0ptp4l0-21swapper/610:11:316
111391210,0ptp4l0-21swapper/610:01:126
111391210,0ptp4l0-21swapper/609:43:146
111391210,0ptp4l0-21swapper/511:49:045
111391210,0ptp4l0-21swapper/511:26:335
111391210,0ptp4l0-21swapper/510:53:265
111391210,0ptp4l0-21swapper/510:40:315
111391210,0ptp4l0-21swapper/510:20:575
111391210,0ptp4l0-21swapper/509:52:125
111391210,0ptp4l0-21swapper/509:07:285
111391210,0ptp4l0-21swapper/509:07:275
111391210,0ptp4l0-21swapper/508:32:115
111391210,0ptp4l0-21swapper/412:29:004
111391210,0ptp4l0-21swapper/409:51:584
111391210,0ptp4l0-21swapper/310:30:543
111391210,0ptp4l0-21swapper/310:17:053
111391210,0ptp4l0-21swapper/307:30:593
111391210,0ptp4l0-21swapper/212:30:392
111391210,0ptp4l0-21swapper/212:20:412
111391210,0ptp4l0-21swapper/212:11:152
111391210,0ptp4l0-21swapper/211:17:262
111391210,0ptp4l0-21swapper/211:11:542
111391210,0ptp4l0-21swapper/210:30:202
111391210,0ptp4l0-21swapper/209:43:132
111391210,0ptp4l0-21swapper/112:33:151
111391210,0ptp4l0-21swapper/110:21:141
111391210,0ptp4l0-21swapper/109:40:321
111391210,0ptp4l0-21swapper/109:35:381
111391210,0ptp4l0-21swapper/108:00:011
111391210,0ptp4l0-21swapper/107:35:151
111391210,0ptp4l0-21swapper/107:25:161
111391210,0ptp4l0-21swapper/008:41:530
111391210,0ptp4l0-21swapper/007:47:360
111391200,2ptp4l0-21swapper/307:40:423
111391200,0ptp4l26769-21cyclictest08:30:010
111391200,0ptp4l0-21swapper/712:16:197
111391200,0ptp4l0-21swapper/710:30:557
111391200,0ptp4l0-21swapper/707:58:577
111391200,0ptp4l0-21swapper/707:52:247
111391200,0ptp4l0-21swapper/707:38:357
111391200,0ptp4l0-21swapper/707:28:297
111391200,0ptp4l0-21swapper/510:56:085
111391200,0ptp4l0-21swapper/509:24:075
111391200,0ptp4l0-21swapper/408:34:304
111391200,0ptp4l0-21swapper/408:13:104
111391200,0ptp4l0-21swapper/407:27:294
111391200,0ptp4l0-21swapper/407:24:354
111391200,0ptp4l0-21swapper/307:13:433
111391200,0ptp4l0-21swapper/211:05:422
111391200,0ptp4l0-21swapper/211:03:482
111391200,0ptp4l0-21swapper/209:06:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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