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2025-12-02 - 03:21

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 Mon Dec 01, 2025 12:46:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
314932620,1sleep41093-21runrttasks09:45:214
114091620,5ptp4l0-21swapper/107:09:301
989226050,6sleep30-21swapper/307:05:093
1146826050,6sleep70-21swapper/707:05:537
114091570,5ptp4l0-21swapper/507:09:405
1174225433,6sleep00-21swapper/007:09:230
1177225342,6sleep60-21swapper/607:09:456
1145425241,6sleep20-21swapper/207:05:412
114091490,5ptp4l0-21swapper/407:06:574
114091340,0ptp4l0-21swapper/511:01:095
114091340,0ptp4l0-21swapper/007:40:000
114091340,0ptp4l0-21swapper/007:40:000
114091330,0ptp4l0-21swapper/511:40:115
114091330,0ptp4l0-21swapper/510:05:175
114091320,0ptp4l0-21swapper/509:59:525
114091320,0ptp4l0-21swapper/509:33:445
114091320,0ptp4l0-21swapper/112:10:201
114091310,0ptp4l0-21swapper/512:09:115
114091310,0ptp4l0-21swapper/509:35:135
114091300,0ptp4l9015-21ssh09:15:410
114091300,0ptp4l0-21swapper/612:25:006
114091300,0ptp4l0-21swapper/510:53:435
114091300,0ptp4l0-21swapper/211:41:212
114091300,0ptp4l0-21swapper/112:00:581
114091300,0ptp4l0-21swapper/010:48:320
114091290,2ptp4l0-21swapper/510:24:435
114091290,2ptp4l0-21swapper/510:24:425
114091290,1ptp4l2928-21diskmemload09:52:431
114091290,0ptp4l0-21swapper/609:59:036
114091290,0ptp4l0-21swapper/609:32:236
114091290,0ptp4l0-21swapper/512:00:185
114091290,0ptp4l0-21swapper/511:32:225
114091290,0ptp4l0-21swapper/511:21:205
114091290,0ptp4l0-21swapper/510:44:025
114091290,0ptp4l0-21swapper/509:11:535
114091290,0ptp4l0-21swapper/411:33:344
114091290,0ptp4l0-21swapper/210:47:482
114091290,0ptp4l0-21swapper/110:50:441
114091290,0ptp4l0-21swapper/109:32:591
114091290,0ptp4l0-21swapper/012:08:410
114091280,3ptp4l0-21swapper/512:30:145
114091280,0ptp4l0-21swapper/712:01:567
114091280,0ptp4l0-21swapper/609:18:436
114091280,0ptp4l0-21swapper/510:10:215
114091280,0ptp4l0-21swapper/212:25:052
114091270,1ptp4l0-21swapper/010:15:200
114091270,0ptp4l0-21swapper/612:40:006
114091270,0ptp4l0-21swapper/611:41:336
114091270,0ptp4l0-21swapper/511:55:535
114091270,0ptp4l0-21swapper/510:00:105
114091270,0ptp4l0-21swapper/210:55:102
114091270,0ptp4l0-21swapper/210:13:092
114091270,0ptp4l0-21swapper/109:25:371
114091260,0ptp4l0-21swapper/611:51:206
114091260,0ptp4l0-21swapper/611:45:066
114091260,0ptp4l0-21swapper/512:29:185
114091260,0ptp4l0-21swapper/510:46:125
114091260,0ptp4l0-21swapper/409:50:074
114091260,0ptp4l0-21swapper/211:53:142
114091260,0ptp4l0-21swapper/112:24:071
114091260,0ptp4l0-21swapper/110:56:251
114091260,0ptp4l0-21swapper/110:33:591
114091260,0ptp4l0-21swapper/110:21:151
114091260,0ptp4l0-21swapper/110:21:151
114091260,0ptp4l0-21swapper/109:46:521
114091260,0ptp4l0-21swapper/109:19:351
114091260,0ptp4l0-21swapper/010:44:380
114091260,0ptp4l0-21swapper/009:22:120
114091250,1ptp4l14809-21memory07:15:001
114091250,1ptp4l12357-21smart_sda09:20:195
114091250,1ptp4l0-21swapper/509:25:215
114091250,0ptp4l0-21swapper/610:05:276
114091250,0ptp4l0-21swapper/511:35:495
114091250,0ptp4l0-21swapper/511:16:355
114091250,0ptp4l0-21swapper/511:14:245
114091250,0ptp4l0-21swapper/510:59:125
114091250,0ptp4l0-21swapper/510:27:325
114091250,0ptp4l0-21swapper/408:30:204
114091250,0ptp4l0-21swapper/211:05:152
114091250,0ptp4l0-21swapper/111:53:091
114091250,0ptp4l0-21swapper/111:31:011
114091250,0ptp4l0-21swapper/110:10:181
114091250,0ptp4l0-21swapper/109:11:101
114091250,0ptp4l0-21swapper/009:55:230
114091240,3ptp4l0-21swapper/008:16:330
114091240,2ptp4l0-21swapper/409:10:144
114091240,1ptp4l7747-21sh09:15:144
114091240,1ptp4l26097-21/usr/sbin/munin11:05:146
114091240,1ptp4l16227-21smartctl11:35:112
114091240,1ptp4l0-21swapper/010:21:070
114091240,1ptp4l0-21swapper/010:21:070
114091240,0ptp4l0-21swapper/610:30:186
114091240,0ptp4l0-21swapper/607:20:146
114091240,0ptp4l0-21swapper/512:35:175
114091240,0ptp4l0-21swapper/511:54:595
114091240,0ptp4l0-21swapper/511:25:205
114091240,0ptp4l0-21swapper/511:07:055
114091240,0ptp4l0-21swapper/510:35:225
114091240,0ptp4l0-21swapper/510:32:265
114091240,0ptp4l0-21swapper/510:19:235
114091240,0ptp4l0-21swapper/509:51:165
114091240,0ptp4l0-21swapper/508:50:175
114091240,0ptp4l0-21swapper/508:30:415
114091240,0ptp4l0-21swapper/507:10:215
114091240,0ptp4l0-21swapper/412:30:214
114091240,0ptp4l0-21swapper/412:13:464
114091240,0ptp4l0-21swapper/411:10:334
114091240,0ptp4l0-21swapper/212:39:252
114091240,0ptp4l0-21swapper/211:45:142
114091240,0ptp4l0-21swapper/210:30:222
114091240,0ptp4l0-21swapper/209:28:512
114091240,0ptp4l0-21swapper/208:00:192
114091240,0ptp4l0-21swapper/207:50:122
114091240,0ptp4l0-21swapper/111:00:381
114091240,0ptp4l0-21swapper/011:25:130
114091240,0ptp4l0-21swapper/011:15:550
114091240,0ptp4l0-21swapper/011:15:010
114091230,1ptp4l2928-21diskmemload11:21:314
114091230,1ptp4l13298-21diskstats10:05:141
114091230,0ptp4l10031-21ssh11:25:211
114091230,0ptp4l0-21swapper/612:25:126
114091230,0ptp4l0-21swapper/611:35:136
114091230,0ptp4l0-21swapper/609:45:146
114091230,0ptp4l0-21swapper/609:29:596
114091230,0ptp4l0-21swapper/609:12:206
114091230,0ptp4l0-21swapper/609:00:136
114091230,0ptp4l0-21swapper/608:20:136
114091230,0ptp4l0-21swapper/608:19:506
114091230,0ptp4l0-21swapper/607:55:156
114091230,0ptp4l0-21swapper/607:50:136
114091230,0ptp4l0-21swapper/512:20:195
114091230,0ptp4l0-21swapper/512:15:165
114091230,0ptp4l0-21swapper/511:47:115
114091230,0ptp4l0-21swapper/509:40:135
114091230,0ptp4l0-21swapper/509:19:185
114091230,0ptp4l0-21swapper/509:05:005
114091230,0ptp4l0-21swapper/508:35:165
114091230,0ptp4l0-21swapper/508:25:195
114091230,0ptp4l0-21swapper/508:00:115
114091230,0ptp4l0-21swapper/507:55:185
114091230,0ptp4l0-21swapper/507:40:165
114091230,0ptp4l0-21swapper/507:40:155
114091230,0ptp4l0-21swapper/411:45:154
114091230,0ptp4l0-21swapper/411:38:244
114091230,0ptp4l0-21swapper/411:02:524
114091230,0ptp4l0-21swapper/410:45:174
114091230,0ptp4l0-21swapper/410:40:544
114091230,0ptp4l0-21swapper/410:33:014
114091230,0ptp4l0-21swapper/410:28:204
114091230,0ptp4l0-21swapper/409:55:194
114091230,0ptp4l0-21swapper/409:34:214
114091230,0ptp4l0-21swapper/312:18:313
114091230,0ptp4l0-21swapper/311:46:073
114091230,0ptp4l0-21swapper/308:55:123
114091230,0ptp4l0-21swapper/308:50:203
114091230,0ptp4l0-21swapper/307:55:223
114091230,0ptp4l0-21swapper/211:34:452
114091230,0ptp4l0-21swapper/211:04:462
114091230,0ptp4l0-21swapper/210:20:212
114091230,0ptp4l0-21swapper/210:20:212
114091230,0ptp4l0-21swapper/209:45:182
114091230,0ptp4l0-21swapper/209:30:122
114091230,0ptp4l0-21swapper/209:00:182
114091230,0ptp4l0-21swapper/208:45:172
114091230,0ptp4l0-21swapper/208:20:132
114091230,0ptp4l0-21swapper/207:20:122
114091230,0ptp4l0-21swapper/112:35:161
114091230,0ptp4l0-21swapper/112:30:061
114091230,0ptp4l0-21swapper/112:29:481
114091230,0ptp4l0-21swapper/112:15:141
114091230,0ptp4l0-21swapper/111:55:191
114091230,0ptp4l0-21swapper/111:45:201
114091230,0ptp4l0-21swapper/111:40:171
114091230,0ptp4l0-21swapper/111:39:391
114091230,0ptp4l0-21swapper/111:20:131
114091230,0ptp4l0-21swapper/111:10:581
114091230,0ptp4l0-21swapper/111:08:431
114091230,0ptp4l0-21swapper/110:45:131
114091230,0ptp4l0-21swapper/110:40:241
114091230,0ptp4l0-21swapper/110:35:031
114091230,0ptp4l0-21swapper/110:25:131
114091230,0ptp4l0-21swapper/110:00:121
114091230,0ptp4l0-21swapper/109:57:321
114091230,0ptp4l0-21swapper/109:40:041
114091230,0ptp4l0-21swapper/109:35:171
114091230,0ptp4l0-21swapper/109:24:081
114091230,0ptp4l0-21swapper/108:35:191
114091230,0ptp4l0-21swapper/108:30:161
114091230,0ptp4l0-21swapper/108:15:221
114091230,0ptp4l0-21swapper/108:10:121
114091230,0ptp4l0-21swapper/108:00:121
114091230,0ptp4l0-21swapper/107:45:131
114091230,0ptp4l0-21swapper/107:45:131
114091230,0ptp4l0-21swapper/107:35:181
114091230,0ptp4l0-21swapper/107:30:121
114091230,0ptp4l0-21swapper/107:25:161
114091230,0ptp4l0-21swapper/107:10:131
114091230,0ptp4l0-21swapper/012:30:200
114091230,0ptp4l0-21swapper/010:56:070
114091230,0ptp4l0-21swapper/010:52:050
114091230,0ptp4l0-21swapper/010:01:290
114091230,0ptp4l0-21swapper/009:46:300
114091230,0ptp4l0-21swapper/009:34:200
114091230,0ptp4l0-21swapper/009:25:130
114091230,0ptp4l0-21swapper/008:40:180
114091230,0ptp4l0-21swapper/007:35:110
114091230,0ptp4l0-21swapper/007:25:180
114091220,0ptp4l0-21swapper/712:18:167
114091220,0ptp4l0-21swapper/711:46:107
114091220,0ptp4l0-21swapper/710:22:487
114091220,0ptp4l0-21swapper/710:22:477
114091220,0ptp4l0-21swapper/710:19:287
114091220,0ptp4l0-21swapper/709:10:037
114091220,0ptp4l0-21swapper/708:55:157
114091220,0ptp4l0-21swapper/611:56:426
114091220,0ptp4l0-21swapper/611:34:406
114091220,0ptp4l0-21swapper/611:23:516
114091220,0ptp4l0-21swapper/610:55:036
114091220,0ptp4l0-21swapper/610:53:056
114091220,0ptp4l0-21swapper/610:47:196
114091220,0ptp4l0-21swapper/610:29:446
114091220,0ptp4l0-21swapper/610:20:226
114091220,0ptp4l0-21swapper/610:20:226
114091220,0ptp4l0-21swapper/610:13:366
114091220,0ptp4l0-21swapper/609:42:436
114091220,0ptp4l0-21swapper/609:21:156
114091220,0ptp4l0-21swapper/608:45:236
114091220,0ptp4l0-21swapper/608:33:416
114091220,0ptp4l0-21swapper/608:00:166
114091220,0ptp4l0-21swapper/607:32:026
114091220,0ptp4l0-21swapper/512:10:255
114091220,0ptp4l0-21swapper/509:45:005
114091220,0ptp4l0-21swapper/509:05:155
114091220,0ptp4l0-21swapper/508:40:125
114091220,0ptp4l0-21swapper/508:21:085
114091220,0ptp4l0-21swapper/508:15:135
114091220,0ptp4l0-21swapper/508:10:065
114091220,0ptp4l0-21swapper/507:35:165
114091220,0ptp4l0-21swapper/507:30:175
114091220,0ptp4l0-21swapper/507:25:215
114091220,0ptp4l0-21swapper/412:35:204
114091220,0ptp4l0-21swapper/412:04:194
114091220,0ptp4l0-21swapper/411:59:114
114091220,0ptp4l0-21swapper/411:25:154
114091220,0ptp4l0-21swapper/411:18:034
114091220,0ptp4l0-21swapper/410:57:044
114091220,0ptp4l0-21swapper/410:51:094
114091220,0ptp4l0-21swapper/410:21:554
114091220,0ptp4l0-21swapper/410:21:554
114091220,0ptp4l0-21swapper/410:06:044
114091220,0ptp4l0-21swapper/410:00:044
114091220,0ptp4l0-21swapper/409:37:584
114091220,0ptp4l0-21swapper/409:29:154
114091220,0ptp4l0-21swapper/409:21:564
114091220,0ptp4l0-21swapper/408:40:154
114091220,0ptp4l0-21swapper/407:25:204
114091220,0ptp4l0-21swapper/407:15:204
114091220,0ptp4l0-21swapper/311:42:543
114091220,0ptp4l0-21swapper/310:22:563
114091220,0ptp4l0-21swapper/310:22:563
114091220,0ptp4l0-21swapper/310:19:273
114091220,0ptp4l0-21swapper/309:47:043
114091220,0ptp4l0-21swapper/211:22:462
114091220,0ptp4l0-21swapper/210:52:482
114091220,0ptp4l0-21swapper/210:17:172
114091220,0ptp4l0-21swapper/210:07:472
114091220,0ptp4l0-21swapper/209:52:542
114091220,0ptp4l0-21swapper/209:41:342
114091220,0ptp4l0-21swapper/209:20:362
114091220,0ptp4l0-21swapper/209:15:462
114091220,0ptp4l0-21swapper/209:12:222
114091220,0ptp4l0-21swapper/207:48:152
114091220,0ptp4l0-21swapper/207:48:142
114091220,0ptp4l0-21swapper/207:15:142
114091220,0ptp4l0-21swapper/112:05:131
114091220,0ptp4l0-21swapper/111:15:151
114091220,0ptp4l0-21swapper/110:15:171
114091220,0ptp4l0-21swapper/109:05:211
114091220,0ptp4l0-21swapper/109:04:491
114091220,0ptp4l0-21swapper/108:40:111
114091220,0ptp4l0-21swapper/108:25:131
114091220,0ptp4l0-21swapper/108:05:191
114091220,0ptp4l0-21swapper/012:35:170
114091220,0ptp4l0-21swapper/012:17:300
114091220,0ptp4l0-21swapper/012:10:450
114091220,0ptp4l0-21swapper/012:03:420
114091220,0ptp4l0-21swapper/011:55:150
114091220,0ptp4l0-21swapper/011:54:230
114091220,0ptp4l0-21swapper/011:45:150
114091220,0ptp4l0-21swapper/011:42:060
114091220,0ptp4l0-21swapper/011:30:140
114091220,0ptp4l0-21swapper/011:01:290
114091220,0ptp4l0-21swapper/010:28:580
114091220,0ptp4l0-21swapper/009:36:050
114091220,0ptp4l0-21swapper/009:10:150
114091220,0ptp4l0-21swapper/009:05:010
114091220,0ptp4l0-21swapper/008:50:190
114091220,0ptp4l0-21swapper/008:35:230
114091220,0ptp4l0-21swapper/007:55:160
114091220,0ptp4l0-21swapper/007:34:110
114091210,1ptp4l9-21ksoftirqd/010:37:030
114091210,1ptp4l41-21ksoftirqd/310:54:003
114091210,1ptp4l1208299cyclictest08:05:165
114091210,0ptp4l0-21swapper/709:46:557
114091210,0ptp4l0-21swapper/708:50:207
114091210,0ptp4l0-21swapper/611:01:146
114091210,0ptp4l0-21swapper/610:17:236
114091210,0ptp4l0-21swapper/609:52:526
114091210,0ptp4l0-21swapper/608:08:306
114091210,0ptp4l0-21swapper/607:49:046
114091210,0ptp4l0-21swapper/607:49:046
114091210,0ptp4l0-21swapper/607:43:026
114091210,0ptp4l0-21swapper/607:43:016
114091210,0ptp4l0-21swapper/607:15:156
114091210,0ptp4l0-21swapper/507:18:305
114091210,0ptp4l0-21swapper/412:20:294
114091210,0ptp4l0-21swapper/412:15:454
114091210,0ptp4l0-21swapper/412:07:024
114091210,0ptp4l0-21swapper/411:42:074
114091210,0ptp4l0-21swapper/411:05:504
114091210,0ptp4l0-21swapper/410:38:234
114091210,0ptp4l0-21swapper/410:15:514
114091210,0ptp4l0-21swapper/410:11:444
114091210,0ptp4l0-21swapper/409:41:004
114091210,0ptp4l0-21swapper/409:06:504
114091210,0ptp4l0-21swapper/407:35:144
114091210,0ptp4l0-21swapper/407:13:314
114091210,0ptp4l0-21swapper/312:01:593
114091210,0ptp4l0-21swapper/309:10:063
114091210,0ptp4l0-21swapper/212:24:522
114091210,0ptp4l0-21swapper/212:04:162
114091210,0ptp4l0-21swapper/211:56:332
114091210,0ptp4l0-21swapper/210:27:212
114091210,0ptp4l0-21swapper/209:59:102
114091210,0ptp4l0-21swapper/208:43:172
114091210,0ptp4l0-21swapper/208:32:432
114091210,0ptp4l0-21swapper/207:32:112
114091210,0ptp4l0-21swapper/108:55:001
114091210,0ptp4l0-21swapper/108:50:181
114091210,0ptp4l0-21swapper/107:59:301
114091210,0ptp4l0-21swapper/012:26:000
114091210,0ptp4l0-21swapper/012:20:060
114091210,0ptp4l0-21swapper/011:06:110
114091210,0ptp4l0-21swapper/010:31:050
114091210,0ptp4l0-21swapper/010:12:310
114091210,0ptp4l0-21swapper/009:51:100
114091210,0ptp4l0-21swapper/008:57:030
114091210,0ptp4l0-21swapper/008:30:190
114091210,0ptp4l0-21swapper/008:22:330
114091210,0ptp4l0-21swapper/007:20:560
114091210,0ptp4l0-21swapper/007:10:010
114091200,0ptp4l0-21swapper/711:42:567
114091200,0ptp4l0-21swapper/608:44:526
114091200,0ptp4l0-21swapper/507:47:025
114091200,0ptp4l0-21swapper/507:47:015
114091200,0ptp4l0-21swapper/412:26:344
114091200,0ptp4l0-21swapper/310:31:143
114091200,0ptp4l0-21swapper/208:54:032
114091200,0ptp4l0-21swapper/107:52:021
114091200,0ptp4l0-21swapper/107:40:151
114091200,0ptp4l0-21swapper/107:40:141
114091200,0ptp4l0-21swapper/011:38:220
114091200,0ptp4l0-21swapper/011:21:020
114091190,0ptp4l0-21swapper/508:57:375
114091190,0ptp4l0-21swapper/507:52:245
114091190,0ptp4l0-21swapper/408:37:404
114091190,0ptp4l0-21swapper/408:16:444
114091190,0ptp4l0-21swapper/407:54:534
114091190,0ptp4l0-21swapper/108:24:551
114091190,0ptp4l0-21swapper/010:09:150
114091190,0ptp4l0-21swapper/007:54:470
12074991814,1cyclictest17826-21kworker/4:111:50:374
114091180,0ptp4l0-21swapper/710:54:007
114091180,0ptp4l0-21swapper/612:32:306
114091180,0ptp4l0-21swapper/608:54:116
114091180,0ptp4l0-21swapper/408:46:434
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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