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2026-06-09 - 19:48

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 Jun 09, 2026 12:46:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111391670,30ptp4l0-21swapper/007:08:540
111391650,5ptp4l0-21swapper/407:09:344
111391630,28ptp4l0-21swapper/207:08:522
111391600,29ptp4l0-21swapper/107:06:251
2212325343,6sleep70-21swapper/707:08:287
2191324837,7sleep50-21swapper/507:05:465
2195524735,7sleep30-21swapper/307:06:163
2191424735,7sleep60-21swapper/607:05:476
111391370,0ptp4l0-21swapper/707:40:127
111391330,4ptp4l0-21swapper/410:07:164
111391320,0ptp4l0-21swapper/408:45:164
111391320,0ptp4l0-21swapper/408:45:164
111391320,0ptp4l0-21swapper/408:35:114
111391310,1ptp4l6406-21ssh10:26:030
111391310,0ptp4l21683-21ssh12:15:196
111391310,0ptp4l0-21swapper/209:58:252
111391300,0ptp4l13052-21if_virbr011:20:154
111391300,0ptp4l0-21swapper/511:00:155
111391300,0ptp4l0-21swapper/410:32:534
111391300,0ptp4l0-21swapper/407:10:124
111391300,0ptp4l0-21swapper/110:55:131
111391300,0ptp4l0-21swapper/010:10:110
111391290,1ptp4l25060-21ssh11:35:200
111391290,0ptp4l0-21swapper/512:19:325
111391290,0ptp4l0-21swapper/410:35:594
111391290,0ptp4l0-21swapper/407:45:004
111391290,0ptp4l0-21swapper/012:04:590
111391290,0ptp4l0-21swapper/010:15:120
111391280,0ptp4l0-21swapper/709:46:277
111391280,0ptp4l0-21swapper/412:24:204
111391280,0ptp4l0-21swapper/412:10:324
111391280,0ptp4l0-21swapper/411:30:174
111391280,0ptp4l0-21swapper/411:14:164
111391280,0ptp4l0-21swapper/410:12:154
111391280,0ptp4l0-21swapper/012:25:220
111391280,0ptp4l0-21swapper/012:07:500
111391280,0ptp4l0-21swapper/011:20:300
111391280,0ptp4l0-21swapper/010:59:120
111391280,0ptp4l0-21swapper/009:21:120
22560992715,11cyclictest0-21swapper/709:30:177
111391270,3ptp4l0-21swapper/111:55:551
111391270,0ptp4l0-21swapper/510:53:595
111391270,0ptp4l0-21swapper/508:36:295
111391270,0ptp4l0-21swapper/411:18:254
111391270,0ptp4l0-21swapper/410:59:204
111391270,0ptp4l0-21swapper/410:53:424
111391270,0ptp4l0-21swapper/410:48:264
111391270,0ptp4l0-21swapper/410:29:294
111391270,0ptp4l0-21swapper/409:57:384
111391270,0ptp4l0-21swapper/011:41:180
111391260,3ptp4l0-21swapper/510:48:145
111391260,0ptp4l0-21swapper/612:38:046
111391260,0ptp4l0-21swapper/510:55:195
111391260,0ptp4l0-21swapper/507:59:015
111391260,0ptp4l0-21swapper/411:47:114
111391260,0ptp4l0-21swapper/410:44:304
111391260,0ptp4l0-21swapper/409:27:194
111391260,0ptp4l0-21swapper/407:15:154
111391260,0ptp4l0-21swapper/112:22:081
111391260,0ptp4l0-21swapper/112:16:491
111391260,0ptp4l0-21swapper/111:45:251
111391260,0ptp4l0-21swapper/108:30:151
111391260,0ptp4l0-21swapper/012:39:010
111391260,0ptp4l0-21swapper/011:30:030
111391260,0ptp4l0-21swapper/011:25:560
111391260,0ptp4l0-21swapper/011:25:560
111391260,0ptp4l0-21swapper/011:15:010
111391260,0ptp4l0-21swapper/011:06:580
111391260,0ptp4l0-21swapper/010:50:200
111391260,0ptp4l0-21swapper/010:46:320
111391260,0ptp4l0-21swapper/010:31:460
111391260,0ptp4l0-21swapper/009:45:540
111391260,0ptp4l0-21swapper/009:28:000
111391260,0ptp4l0-21swapper/009:12:480
111391260,0ptp4l0-21swapper/007:20:140
2254699250,5cyclictest0-21swapper/507:13:415
111391250,0ptp4l481ktimersoftd/409:19:164
111391250,0ptp4l0-21swapper/610:47:276
111391250,0ptp4l0-21swapper/511:59:115
111391250,0ptp4l0-21swapper/511:39:145
111391250,0ptp4l0-21swapper/510:08:005
111391250,0ptp4l0-21swapper/411:01:074
111391250,0ptp4l0-21swapper/410:22:444
111391250,0ptp4l0-21swapper/409:14:264
111391250,0ptp4l0-21swapper/408:54:474
111391250,0ptp4l0-21swapper/408:54:474
111391250,0ptp4l0-21swapper/408:20:114
111391250,0ptp4l0-21swapper/407:45:194
111391250,0ptp4l0-21swapper/309:31:463
111391250,0ptp4l0-21swapper/111:24:541
111391250,0ptp4l0-21swapper/110:01:141
111391250,0ptp4l0-21swapper/109:36:501
111391250,0ptp4l0-21swapper/012:21:420
111391250,0ptp4l0-21swapper/012:11:430
111391250,0ptp4l0-21swapper/010:39:550
111391250,0ptp4l0-21swapper/009:56:320
111391250,0ptp4l0-21swapper/009:15:260
111391250,0ptp4l0-21swapper/008:50:190
111391250,0ptp4l0-21swapper/008:50:190
111391250,0ptp4l0-21swapper/007:15:170
111391240,2ptp4l0-21swapper/112:26:041
111391240,1ptp4l7133-21if_eno108:55:144
111391240,1ptp4l22834-21date08:20:004
111391240,1ptp4l15019-21ls08:00:180
111391240,1ptp4l1068-21runrttasks08:47:145
111391240,1ptp4l1068-21runrttasks08:47:145
111391240,0ptp4l13277-21diskmemload11:57:070
111391240,0ptp4l0-21swapper/511:05:195
111391240,0ptp4l0-21swapper/509:43:315
111391240,0ptp4l0-21swapper/509:13:225
111391240,0ptp4l0-21swapper/507:50:005
111391240,0ptp4l0-21swapper/412:00:194
111391240,0ptp4l0-21swapper/411:56:214
111391240,0ptp4l0-21swapper/411:36:554
111391240,0ptp4l0-21swapper/409:20:124
111391240,0ptp4l0-21swapper/408:05:174
111391240,0ptp4l0-21swapper/407:35:164
111391240,0ptp4l0-21swapper/307:40:163
111391240,0ptp4l0-21swapper/111:05:391
111391240,0ptp4l0-21swapper/111:04:411
111391240,0ptp4l0-21swapper/110:15:531
111391240,0ptp4l0-21swapper/108:51:361
111391240,0ptp4l0-21swapper/108:51:361
111391240,0ptp4l0-21swapper/011:46:550
111391240,0ptp4l0-21swapper/011:10:030
111391240,0ptp4l0-21swapper/010:06:560
111391240,0ptp4l0-21swapper/009:53:010
111391240,0ptp4l0-21swapper/009:42:070
111391240,0ptp4l0-21swapper/009:36:000
111391240,0ptp4l0-21swapper/009:33:500
111391240,0ptp4l0-21swapper/009:05:150
111391240,0ptp4l0-21swapper/008:55:130
111391240,0ptp4l0-21swapper/008:35:190
111391240,0ptp4l0-21swapper/008:15:200
111391240,0ptp4l0-21swapper/008:05:140
111391240,0ptp4l0-21swapper/007:34:390
111391230,1ptp4l9954-21kworker/u16:010:04:084
111391230,1ptp4l13621-21sh09:52:154
111391230,0ptp4l29796-21sed08:35:005
111391230,0ptp4l0-21swapper/609:58:206
111391230,0ptp4l0-21swapper/609:20:166
111391230,0ptp4l0-21swapper/512:11:065
111391230,0ptp4l0-21swapper/511:50:435
111391230,0ptp4l0-21swapper/511:40:575
111391230,0ptp4l0-21swapper/511:24:505
111391230,0ptp4l0-21swapper/511:17:495
111391230,0ptp4l0-21swapper/510:40:245
111391230,0ptp4l0-21swapper/510:34:545
111391230,0ptp4l0-21swapper/510:15:395
111391230,0ptp4l0-21swapper/509:56:215
111391230,0ptp4l0-21swapper/508:10:115
111391230,0ptp4l0-21swapper/507:30:125
111391230,0ptp4l0-21swapper/507:27:095
111391230,0ptp4l0-21swapper/412:36:324
111391230,0ptp4l0-21swapper/412:30:144
111391230,0ptp4l0-21swapper/412:05:154
111391230,0ptp4l0-21swapper/411:42:104
111391230,0ptp4l0-21swapper/411:25:134
111391230,0ptp4l0-21swapper/411:25:124
111391230,0ptp4l0-21swapper/410:15:104
111391230,0ptp4l0-21swapper/409:42:594
111391230,0ptp4l0-21swapper/409:35:184
111391230,0ptp4l0-21swapper/409:07:034
111391230,0ptp4l0-21swapper/409:05:004
111391230,0ptp4l0-21swapper/408:30:204
111391230,0ptp4l0-21swapper/408:25:184
111391230,0ptp4l0-21swapper/408:11:474
111391230,0ptp4l0-21swapper/407:55:124
111391230,0ptp4l0-21swapper/407:30:154
111391230,0ptp4l0-21swapper/407:25:114
111391230,0ptp4l0-21swapper/407:20:114
111391230,0ptp4l0-21swapper/309:20:193
111391230,0ptp4l0-21swapper/110:52:381
111391230,0ptp4l0-21swapper/110:45:191
111391230,0ptp4l0-21swapper/109:51:331
111391230,0ptp4l0-21swapper/109:10:181
111391230,0ptp4l0-21swapper/108:45:191
111391230,0ptp4l0-21swapper/108:45:191
111391230,0ptp4l0-21swapper/108:10:081
111391230,0ptp4l0-21swapper/107:30:181
111391230,0ptp4l0-21swapper/107:15:201
111391230,0ptp4l0-21swapper/012:18:070
111391230,0ptp4l0-21swapper/011:00:200
111391230,0ptp4l0-21swapper/010:40:180
111391230,0ptp4l0-21swapper/009:00:100
111391230,0ptp4l0-21swapper/008:45:110
111391230,0ptp4l0-21swapper/008:45:110
111391230,0ptp4l0-21swapper/008:40:130
111391230,0ptp4l0-21swapper/008:30:160
111391230,0ptp4l0-21swapper/007:56:510
111391230,0ptp4l0-21swapper/007:35:100
111391230,0ptp4l0-21swapper/007:10:110
111391220,1ptp4l20426-21sh10:00:510
111391220,0ptp4l0-21swapper/709:20:167
111391220,0ptp4l0-21swapper/709:17:417
111391220,0ptp4l0-21swapper/611:35:106
111391220,0ptp4l0-21swapper/610:03:536
111391220,0ptp4l0-21swapper/609:11:196
111391220,0ptp4l0-21swapper/512:33:185
111391220,0ptp4l0-21swapper/512:20:155
111391220,0ptp4l0-21swapper/511:32:315
111391220,0ptp4l0-21swapper/510:10:395
111391220,0ptp4l0-21swapper/510:00:145
111391220,0ptp4l0-21swapper/509:51:345
111391220,0ptp4l0-21swapper/509:47:375
111391220,0ptp4l0-21swapper/508:40:005
111391220,0ptp4l0-21swapper/507:17:235
111391220,0ptp4l0-21swapper/412:25:114
111391220,0ptp4l0-21swapper/412:16:154
111391220,0ptp4l0-21swapper/411:50:134
111391220,0ptp4l0-21swapper/411:08:114
111391220,0ptp4l0-21swapper/409:49:274
111391220,0ptp4l0-21swapper/409:33:014
111391220,0ptp4l0-21swapper/408:40:154
111391220,0ptp4l0-21swapper/408:00:174
111391220,0ptp4l0-21swapper/309:46:423
111391220,0ptp4l0-21swapper/212:15:112
111391220,0ptp4l0-21swapper/210:47:262
111391220,0ptp4l0-21swapper/210:38:532
111391220,0ptp4l0-21swapper/208:01:002
111391220,0ptp4l0-21swapper/112:33:171
111391220,0ptp4l0-21swapper/112:07:171
111391220,0ptp4l0-21swapper/111:32:151
111391220,0ptp4l0-21swapper/111:15:131
111391220,0ptp4l0-21swapper/110:40:031
111391220,0ptp4l0-21swapper/110:10:191
111391220,0ptp4l0-21swapper/109:55:191
111391220,0ptp4l0-21swapper/109:47:351
111391220,0ptp4l0-21swapper/109:43:581
111391220,0ptp4l0-21swapper/109:29:151
111391220,0ptp4l0-21swapper/109:15:201
111391220,0ptp4l0-21swapper/109:00:171
111391220,0ptp4l0-21swapper/107:50:191
111391220,0ptp4l0-21swapper/012:30:160
111391220,0ptp4l0-21swapper/011:50:130
111391220,0ptp4l0-21swapper/010:20:210
111391220,0ptp4l0-21swapper/008:25:100
111391220,0ptp4l0-21swapper/008:20:130
111391220,0ptp4l0-21swapper/007:45:120
111391220,0ptp4l0-21swapper/007:25:100
111391210,3ptp4l0-21swapper/708:17:267
111391210,0ptp4l13277-21diskmemload10:31:261
111391210,0ptp4l0-21swapper/710:17:337
111391210,0ptp4l0-21swapper/512:36:195
111391210,0ptp4l0-21swapper/512:05:535
111391210,0ptp4l0-21swapper/512:04:585
111391210,0ptp4l0-21swapper/511:48:165
111391210,0ptp4l0-21swapper/509:33:205
111391210,0ptp4l0-21swapper/509:29:145
111391210,0ptp4l0-21swapper/507:50:165
111391210,0ptp4l0-21swapper/507:43:415
111391210,0ptp4l0-21swapper/507:24:125
111391210,0ptp4l0-21swapper/407:53:294
111391210,0ptp4l0-21swapper/211:19:052
111391210,0ptp4l0-21swapper/209:20:162
111391210,0ptp4l0-21swapper/209:15:402
111391210,0ptp4l0-21swapper/209:13:072
111391210,0ptp4l0-21swapper/112:36:171
111391210,0ptp4l0-21swapper/112:14:271
111391210,0ptp4l0-21swapper/111:52:101
111391210,0ptp4l0-21swapper/111:40:561
111391210,0ptp4l0-21swapper/111:38:581
111391210,0ptp4l0-21swapper/111:26:171
111391210,0ptp4l0-21swapper/111:26:171
111391210,0ptp4l0-21swapper/110:37:291
111391210,0ptp4l0-21swapper/110:07:311
111391210,0ptp4l0-21swapper/109:33:121
111391210,0ptp4l0-21swapper/108:37:291
111391210,0ptp4l0-21swapper/108:04:001
111391200,0ptp4l0-21swapper/611:24:156
111391200,0ptp4l0-21swapper/611:19:236
111391200,0ptp4l0-21swapper/609:15:396
111391200,0ptp4l0-21swapper/512:27:095
111391200,0ptp4l0-21swapper/511:28:045
111391200,0ptp4l0-21swapper/511:28:035
111391200,0ptp4l0-21swapper/509:36:575
111391200,0ptp4l0-21swapper/509:06:285
111391200,0ptp4l0-21swapper/509:00:175
111391200,0ptp4l0-21swapper/309:08:283
111391200,0ptp4l0-21swapper/212:38:072
111391200,0ptp4l0-21swapper/210:03:482
111391200,0ptp4l0-21swapper/112:01:111
111391200,0ptp4l0-21swapper/108:21:281
111391200,0ptp4l0-21swapper/107:41:281
111391200,0ptp4l0-21swapper/107:39:111
111391200,0ptp4l0-21swapper/107:22:571
111391200,0ptp4l0-21swapper/008:11:110
111391190,0ptp4l0-21swapper/612:22:386
111391190,0ptp4l0-21swapper/611:13:236
111391190,0ptp4l0-21swapper/510:24:245
111391190,0ptp4l0-21swapper/508:53:135
111391190,0ptp4l0-21swapper/508:53:135
111391190,0ptp4l0-21swapper/508:08:425
111391190,0ptp4l0-21swapper/507:38:185
111391190,0ptp4l0-21swapper/211:24:112
111391190,0ptp4l0-21swapper/109:21:221
111391190,0ptp4l0-21swapper/108:06:531
111391190,0ptp4l0-21swapper/107:26:101
111391190,0ptp4l0-21swapper/007:53:280
217062180,0sleep30-21swapper/310:47:543
111391180,0ptp4l0-21swapper/709:09:157
111391180,0ptp4l0-21swapper/610:38:526
111391180,0ptp4l0-21swapper/610:08:406
111391180,0ptp4l0-21swapper/609:49:566
111391180,0ptp4l0-21swapper/509:18:525
111391180,0ptp4l0-21swapper/309:17:433
111391180,0ptp4l0-21swapper/308:16:453
111391180,0ptp4l0-21swapper/212:22:342
111391180,0ptp4l0-21swapper/209:44:272
111391180,0ptp4l0-21swapper/110:24:201
111391180,0ptp4l0-21swapper/108:28:421
111391180,0ptp4l0-21swapper/107:58:011
111391180,0ptp4l0-21swapper/007:44:540
111391170,0ptp4l0-21swapper/609:44:286
111391170,0ptp4l0-21swapper/511:14:355
111391170,0ptp4l0-21swapper/509:21:245
111391170,0ptp4l0-21swapper/210:08:402
111391170,0ptp4l0-21swapper/111:14:351
111391170,0ptp4l0-21swapper/108:56:171
111391170,0ptp4l0-21swapper/108:16:091
137722160,1sleep341-21ksoftirqd/311:20:233
111391160,0ptp4l13277-21diskmemload11:56:086
111391160,0ptp4l0-21swapper/612:25:586
111391160,0ptp4l0-21swapper/510:37:305
111391160,0ptp4l0-21swapper/508:58:395
111391160,0ptp4l0-21swapper/508:21:135
111391160,0ptp4l0-21swapper/212:29:152
111391160,0ptp4l0-21swapper/211:35:092
111391160,0ptp4l0-21swapper/211:13:242
111391160,0ptp4l0-21swapper/108:40:081
111391160,0ptp4l0-21swapper/107:49:321
111391160,0ptp4l0-21swapper/107:11:341
111391150,0ptp4l0-21swapper/707:39:327
111391150,0ptp4l0-21swapper/608:49:396
111391150,0ptp4l0-21swapper/608:49:396
111391150,0ptp4l0-21swapper/608:27:276
111391150,0ptp4l0-21swapper/608:00:516
111391150,0ptp4l0-21swapper/607:30:316
111391150,0ptp4l0-21swapper/607:18:026
111391150,0ptp4l0-21swapper/508:28:445
111391150,0ptp4l0-21swapper/508:15:375
111391150,0ptp4l0-21swapper/508:03:215
111391150,0ptp4l0-21swapper/310:17:333
111391150,0ptp4l0-21swapper/307:39:353
111391150,0ptp4l0-21swapper/209:49:562
111391150,0ptp4l0-21swapper/208:27:232
111391150,0ptp4l0-21swapper/207:54:442
111391150,0ptp4l0-21swapper/207:33:092
111391150,0ptp4l0-21swapper/207:18:032
111391150,0ptp4l0-21swapper/207:12:052
111391150,0ptp4l0-21swapper/109:05:491
2253299142,5cyclictest9102-21munin-run12:00:003
111391140,0ptp4l0-21swapper/608:43:526
111391140,0ptp4l0-21swapper/607:54:426
111391140,0ptp4l0-21swapper/607:12:046
111391140,0ptp4l0-21swapper/211:56:072
111391140,0ptp4l0-21swapper/208:49:402
111391140,0ptp4l0-21swapper/208:49:402
111391140,0ptp4l0-21swapper/208:43:532
2253299130,12cyclictest0-21swapper/307:30:003
186291130,2getstats0-21swapper/610:32:536
2256099116,1cyclictest1694-21turbostat11:50:007
2253299110,10cyclictest0-21swapper/311:40:213
2256099109,0cyclictest0-21swapper/712:14:217
2256099100,9cyclictest0-21swapper/710:54:217
2256099100,9cyclictest0-21swapper/710:05:487
2256099100,9cyclictest0-21swapper/709:25:547
2256099100,0cyclictest0-21swapper/711:41:587
2256099100,0cyclictest0-21swapper/709:44:447
2255399109,0cyclictest0-21swapper/611:48:196
2255399109,0cyclictest0-21swapper/610:57:536
2255399109,0cyclictest0-21swapper/610:20:576
2253299109,0cyclictest0-21swapper/310:21:453
2253299100,9cyclictest0-21swapper/310:34:573
2253299100,9cyclictest0-21swapper/309:58:113
2253299100,9cyclictest0-21swapper/309:26:263
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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