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2025-09-17 - 22:58

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 Sep 17, 2025 12:46:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
114091790,2ptp4l0-21swapper/407:05:164
114091660,28ptp4l0-21swapper/107:05:201
3172726352,6sleep60-21swapper/607:07:546
114091630,5ptp4l0-21swapper/707:09:007
114091620,31ptp4l0-21swapper/007:06:110
114091610,30ptp4l0-21swapper/307:08:203
129262580,0sleep50-21swapper/507:35:165
3172625634,7sleep50-21swapper/507:07:535
3159725241,6sleep20-21swapper/207:06:142
114091350,0ptp4l0-21swapper/511:12:225
114091350,0ptp4l0-21swapper/510:50:125
114091350,0ptp4l0-21swapper/510:41:145
114091350,0ptp4l0-21swapper/007:45:120
114091340,0ptp4l0-21swapper/508:15:135
114091340,0ptp4l0-21swapper/410:34:414
114091340,0ptp4l0-21swapper/408:30:144
114091330,0ptp4l0-21swapper/509:32:345
114091330,0ptp4l0-21swapper/407:40:214
114091330,0ptp4l0-21swapper/009:58:330
114091320,0ptp4l0-21swapper/511:35:595
114091320,0ptp4l0-21swapper/510:05:015
114091320,0ptp4l0-21swapper/509:22:495
114091320,0ptp4l0-21swapper/411:05:134
114091320,0ptp4l0-21swapper/410:25:184
114091320,0ptp4l0-21swapper/011:54:160
114091320,0ptp4l0-21swapper/011:41:190
114091320,0ptp4l0-21swapper/009:22:580
114091320,0ptp4l0-21swapper/009:11:570
114091310,2ptp4l0-21swapper/409:19:444
114091310,0ptp4l0-21swapper/510:58:385
114091310,0ptp4l0-21swapper/110:35:231
114091310,0ptp4l0-21swapper/110:19:561
114091310,0ptp4l0-21swapper/009:30:060
114091300,0ptp4l0-21swapper/512:31:575
114091300,0ptp4l0-21swapper/511:31:595
114091300,0ptp4l0-21swapper/510:32:385
114091300,0ptp4l0-21swapper/509:41:085
114091300,0ptp4l0-21swapper/509:27:275
114091300,0ptp4l0-21swapper/509:17:125
114091300,0ptp4l0-21swapper/411:23:194
114091300,0ptp4l0-21swapper/409:23:014
114091300,0ptp4l0-21swapper/311:14:323
114091300,0ptp4l0-21swapper/209:43:412
114091300,0ptp4l0-21swapper/112:10:141
114091300,0ptp4l0-21swapper/110:55:131
114091300,0ptp4l0-21swapper/009:52:070
114091300,0ptp4l0-21swapper/009:25:520
114091290,1ptp4l767-21avahi-daemon11:28:000
114091290,0ptp4l0-21swapper/510:38:285
114091290,0ptp4l0-21swapper/411:12:414
114091290,0ptp4l0-21swapper/307:15:143
114091290,0ptp4l0-21swapper/307:15:133
114091290,0ptp4l0-21swapper/111:01:281
114091290,0ptp4l0-21swapper/012:19:140
114091280,0ptp4l0-21swapper/711:08:317
114091280,0ptp4l0-21swapper/511:51:265
114091280,0ptp4l0-21swapper/511:24:105
114091280,0ptp4l0-21swapper/510:45:025
114091280,0ptp4l0-21swapper/411:50:014
114091280,0ptp4l0-21swapper/410:16:474
114091280,0ptp4l0-21swapper/112:17:511
114091280,0ptp4l0-21swapper/012:04:470
114091280,0ptp4l0-21swapper/011:55:160
114091280,0ptp4l0-21swapper/011:33:020
114091280,0ptp4l0-21swapper/009:40:230
114091280,0ptp4l0-21swapper/009:38:070
114091270,3ptp4l0-21swapper/511:17:545
114091270,0ptp4l23039-21diskmemload12:02:151
114091270,0ptp4l0-21swapper/709:39:097
114091270,0ptp4l0-21swapper/512:37:165
114091270,0ptp4l0-21swapper/512:27:575
114091270,0ptp4l0-21swapper/512:27:575
114091270,0ptp4l0-21swapper/511:58:055
114091270,0ptp4l0-21swapper/510:24:225
114091270,0ptp4l0-21swapper/312:38:553
114091270,0ptp4l0-21swapper/310:13:393
114091270,0ptp4l0-21swapper/112:20:371
114091270,0ptp4l0-21swapper/111:44:471
114091270,0ptp4l0-21swapper/110:02:371
114091270,0ptp4l0-21swapper/109:32:571
114091270,0ptp4l0-21swapper/012:39:320
114091270,0ptp4l0-21swapper/012:07:080
114091270,0ptp4l0-21swapper/010:08:510
114091260,0ptp4l0-21swapper/512:20:355
114091260,0ptp4l0-21swapper/512:06:365
114091260,0ptp4l0-21swapper/511:47:205
114091260,0ptp4l0-21swapper/510:19:455
114091260,0ptp4l0-21swapper/508:52:385
114091260,0ptp4l0-21swapper/508:30:015
114091260,0ptp4l0-21swapper/508:00:135
114091260,0ptp4l0-21swapper/411:33:254
114091260,0ptp4l0-21swapper/410:35:164
114091260,0ptp4l0-21swapper/408:26:554
114091260,0ptp4l0-21swapper/407:32:364
114091260,0ptp4l0-21swapper/312:00:463
114091260,0ptp4l0-21swapper/310:00:513
114091260,0ptp4l0-21swapper/112:29:061
114091260,0ptp4l0-21swapper/112:29:051
114091260,0ptp4l0-21swapper/110:24:021
114091260,0ptp4l0-21swapper/109:36:381
114091260,0ptp4l0-21swapper/109:27:381
114091260,0ptp4l0-21swapper/010:52:020
114091260,0ptp4l0-21swapper/010:29:140
114091260,0ptp4l0-21swapper/010:16:260
114091250,2ptp4l0-21swapper/407:29:374
114091250,1ptp4l18849-21timerandwakeup09:45:205
114091250,0ptp4l0-21swapper/712:00:237
114091250,0ptp4l0-21swapper/710:13:277
114091250,0ptp4l0-21swapper/708:35:157
114091250,0ptp4l0-21swapper/609:05:196
114091250,0ptp4l0-21swapper/511:41:445
114091250,0ptp4l0-21swapper/511:27:435
114091250,0ptp4l0-21swapper/511:04:275
114091250,0ptp4l0-21swapper/509:35:335
114091250,0ptp4l0-21swapper/509:04:255
114091250,0ptp4l0-21swapper/507:50:215
114091250,0ptp4l0-21swapper/507:45:025
114091250,0ptp4l0-21swapper/507:25:155
114091250,0ptp4l0-21swapper/411:41:414
114091250,0ptp4l0-21swapper/411:35:184
114091250,0ptp4l0-21swapper/410:48:324
114091250,0ptp4l0-21swapper/410:10:004
114091250,0ptp4l0-21swapper/408:55:204
114091250,0ptp4l0-21swapper/408:52:044
114091250,0ptp4l0-21swapper/408:19:354
114091250,0ptp4l0-21swapper/308:13:123
114091250,0ptp4l0-21swapper/307:58:243
114091250,0ptp4l0-21swapper/112:38:241
114091250,0ptp4l0-21swapper/111:15:311
114091250,0ptp4l0-21swapper/109:13:281
114091250,0ptp4l0-21swapper/108:37:221
114091250,0ptp4l0-21swapper/108:20:141
114091250,0ptp4l0-21swapper/107:36:331
114091250,0ptp4l0-21swapper/009:48:350
114091250,0ptp4l0-21swapper/009:00:060
114091250,0ptp4l0-21swapper/008:24:420
114091250,0ptp4l0-21swapper/007:39:470
114091240,3ptp4l0-21swapper/407:48:514
114091240,2ptp4l0-21swapper/508:07:565
114091240,1ptp4l9877-21/usr/sbin/munin07:30:135
114091240,1ptp4l7969-21irqstats08:35:173
114091240,1ptp4l26222-21sed09:55:195
114091240,1ptp4l23685-21irqstats11:20:151
114091240,1ptp4l12463-21irqstats11:05:180
114091240,0ptp4l0-21swapper/609:44:006
114091240,0ptp4l0-21swapper/509:50:135
114091240,0ptp4l0-21swapper/509:09:165
114091240,0ptp4l0-21swapper/508:58:575
114091240,0ptp4l0-21swapper/508:45:165
114091240,0ptp4l0-21swapper/508:44:265
114091240,0ptp4l0-21swapper/507:23:585
114091240,0ptp4l0-21swapper/409:30:534
114091240,0ptp4l0-21swapper/407:55:224
114091240,0ptp4l0-21swapper/209:05:212
114091240,0ptp4l0-21swapper/208:10:222
114091240,0ptp4l0-21swapper/112:30:121
114091240,0ptp4l0-21swapper/111:47:231
114091240,0ptp4l0-21swapper/111:10:191
114091240,0ptp4l0-21swapper/109:55:131
114091240,0ptp4l0-21swapper/109:41:111
114091240,0ptp4l0-21swapper/109:07:201
114091240,0ptp4l0-21swapper/107:47:261
114091240,0ptp4l0-21swapper/107:33:451
114091240,0ptp4l0-21swapper/107:20:171
114091240,0ptp4l0-21swapper/011:45:200
114091240,0ptp4l0-21swapper/011:21:040
114091240,0ptp4l0-21swapper/011:16:000
114091240,0ptp4l0-21swapper/011:10:130
114091240,0ptp4l0-21swapper/010:57:370
114091240,0ptp4l0-21swapper/009:05:540
114091240,0ptp4l0-21swapper/007:19:540
114091240,0ptp4l0-21swapper/007:19:540
114091230,1ptp4l73-21ksoftirqd/707:45:177
114091230,1ptp4l29298-21switchtime08:10:216
114091230,1ptp4l23039-21diskmemload10:36:022
114091230,1ptp4l23039-21diskmemload09:49:134
114091230,1ptp4l11277-21ssh11:04:470
114091230,1ptp4l0-21swapper/308:47:583
114091230,0ptp4l23039-21diskmemload10:10:191
114091230,0ptp4l0-21swapper/712:11:577
114091230,0ptp4l0-21swapper/710:33:497
114091230,0ptp4l0-21swapper/707:15:147
114091230,0ptp4l0-21swapper/707:15:147
114091230,0ptp4l0-21swapper/707:10:207
114091230,0ptp4l0-21swapper/512:15:175
114091230,0ptp4l0-21swapper/510:28:425
114091230,0ptp4l0-21swapper/510:10:125
114091230,0ptp4l0-21swapper/509:10:135
114091230,0ptp4l0-21swapper/508:38:555
114091230,0ptp4l0-21swapper/508:27:205
114091230,0ptp4l0-21swapper/508:20:225
114091230,0ptp4l0-21swapper/412:35:144
114091230,0ptp4l0-21swapper/412:16:134
114091230,0ptp4l0-21swapper/412:10:204
114091230,0ptp4l0-21swapper/411:55:214
114091230,0ptp4l0-21swapper/411:27:594
114091230,0ptp4l0-21swapper/410:00:224
114091230,0ptp4l0-21swapper/409:59:354
114091230,0ptp4l0-21swapper/409:51:534
114091230,0ptp4l0-21swapper/409:44:584
114091230,0ptp4l0-21swapper/409:25:124
114091230,0ptp4l0-21swapper/409:10:194
114091230,0ptp4l0-21swapper/407:53:574
114091230,0ptp4l0-21swapper/407:18:464
114091230,0ptp4l0-21swapper/407:18:464
114091230,0ptp4l0-21swapper/307:45:193
114091230,0ptp4l0-21swapper/307:38:563
114091230,0ptp4l0-21swapper/210:41:482
114091230,0ptp4l0-21swapper/209:59:402
114091230,0ptp4l0-21swapper/111:32:141
114091230,0ptp4l0-21swapper/111:25:231
114091230,0ptp4l0-21swapper/111:09:161
114091230,0ptp4l0-21swapper/110:45:131
114091230,0ptp4l0-21swapper/110:30:141
114091230,0ptp4l0-21swapper/109:00:141
114091230,0ptp4l0-21swapper/108:55:171
114091230,0ptp4l0-21swapper/108:45:131
114091230,0ptp4l0-21swapper/108:25:141
114091230,0ptp4l0-21swapper/108:15:081
114091230,0ptp4l0-21swapper/108:00:141
114091230,0ptp4l0-21swapper/107:59:181
114091230,0ptp4l0-21swapper/107:50:221
114091230,0ptp4l0-21swapper/107:25:151
114091230,0ptp4l0-21swapper/011:36:140
114091230,0ptp4l0-21swapper/010:48:360
114091230,0ptp4l0-21swapper/010:40:150
114091230,0ptp4l0-21swapper/010:20:190
114091230,0ptp4l0-21swapper/008:30:180
114091230,0ptp4l0-21swapper/008:25:170
114091230,0ptp4l0-21swapper/008:05:120
114091220,1ptp4l23731-21ssh09:53:183
114091220,0ptp4l121rcu_preempt10:22:034
114091220,0ptp4l0-21swapper/712:08:227
114091220,0ptp4l0-21swapper/711:13:117
114091220,0ptp4l0-21swapper/612:04:076
114091220,0ptp4l0-21swapper/610:36:196
114091220,0ptp4l0-21swapper/609:23:456
114091220,0ptp4l0-21swapper/609:13:436
114091220,0ptp4l0-21swapper/607:35:116
114091220,0ptp4l0-21swapper/512:10:045
114091220,0ptp4l0-21swapper/512:02:135
114091220,0ptp4l0-21swapper/511:05:235
114091220,0ptp4l0-21swapper/510:02:025
114091220,0ptp4l0-21swapper/412:22:284
114091220,0ptp4l0-21swapper/411:49:384
114091220,0ptp4l0-21swapper/411:15:424
114091220,0ptp4l0-21swapper/411:01:084
114091220,0ptp4l0-21swapper/410:53:454
114091220,0ptp4l0-21swapper/410:40:154
114091220,0ptp4l0-21swapper/410:10:024
114091220,0ptp4l0-21swapper/409:37:574
114091220,0ptp4l0-21swapper/409:00:224
114091220,0ptp4l0-21swapper/408:46:274
114091220,0ptp4l0-21swapper/408:40:244
114091220,0ptp4l0-21swapper/408:05:014
114091220,0ptp4l0-21swapper/312:12:433
114091220,0ptp4l0-21swapper/311:59:433
114091220,0ptp4l0-21swapper/311:42:293
114091220,0ptp4l0-21swapper/309:38:533
114091220,0ptp4l0-21swapper/307:10:203
114091220,0ptp4l0-21swapper/212:04:122
114091220,0ptp4l0-21swapper/209:23:402
114091220,0ptp4l0-21swapper/207:35:122
114091220,0ptp4l0-21swapper/112:05:161
114091220,0ptp4l0-21swapper/111:55:411
114091220,0ptp4l0-21swapper/111:50:181
114091220,0ptp4l0-21swapper/111:35:191
114091220,0ptp4l0-21swapper/110:50:111
114091220,0ptp4l0-21swapper/110:41:221
114091220,0ptp4l0-21swapper/110:28:371
114091220,0ptp4l0-21swapper/110:05:161
114091220,0ptp4l0-21swapper/109:50:201
114091220,0ptp4l0-21swapper/109:45:191
114091220,0ptp4l0-21swapper/109:20:321
114091220,0ptp4l0-21swapper/109:15:121
114091220,0ptp4l0-21swapper/108:50:141
114091220,0ptp4l0-21swapper/108:30:101
114091220,0ptp4l0-21swapper/108:05:161
114091220,0ptp4l0-21swapper/107:41:421
114091220,0ptp4l0-21swapper/107:18:411
114091220,0ptp4l0-21swapper/107:18:411
114091220,0ptp4l0-21swapper/012:21:530
114091220,0ptp4l0-21swapper/012:10:190
114091220,0ptp4l0-21swapper/010:35:210
114091220,0ptp4l0-21swapper/010:30:220
114091220,0ptp4l0-21swapper/010:11:500
114091220,0ptp4l0-21swapper/010:00:130
114091220,0ptp4l0-21swapper/009:15:140
114091220,0ptp4l0-21swapper/008:55:180
114091220,0ptp4l0-21swapper/008:51:540
114091220,0ptp4l0-21swapper/008:10:010
114091220,0ptp4l0-21swapper/007:50:130
114091220,0ptp4l0-21swapper/007:40:120
114091210,0ptp4l23039-21diskmemload10:55:114
114091210,0ptp4l0-21swapper/711:59:087
114091210,0ptp4l0-21swapper/711:42:207
114091210,0ptp4l0-21swapper/710:42:467
114091210,0ptp4l0-21swapper/710:07:347
114091210,0ptp4l0-21swapper/710:00:497
114091210,0ptp4l0-21swapper/709:53:047
114091210,0ptp4l0-21swapper/612:13:496
114091210,0ptp4l0-21swapper/611:38:156
114091210,0ptp4l0-21swapper/610:41:456
114091210,0ptp4l0-21swapper/610:18:276
114091210,0ptp4l0-21swapper/609:59:436
114091210,0ptp4l0-21swapper/507:19:215
114091210,0ptp4l0-21swapper/507:19:215
114091210,0ptp4l0-21swapper/412:27:144
114091210,0ptp4l0-21swapper/412:27:134
114091210,0ptp4l0-21swapper/412:05:474
114091210,0ptp4l0-21swapper/412:02:034
114091210,0ptp4l0-21swapper/408:10:424
114091210,0ptp4l0-21swapper/408:00:164
114091210,0ptp4l0-21swapper/312:08:143
114091210,0ptp4l0-21swapper/311:06:343
114091210,0ptp4l0-21swapper/310:57:333
114091210,0ptp4l0-21swapper/310:42:383
114091210,0ptp4l0-21swapper/310:33:183
114091210,0ptp4l0-21swapper/212:32:192
114091210,0ptp4l0-21swapper/211:23:282
114091210,0ptp4l0-21swapper/207:17:412
114091210,0ptp4l0-21swapper/207:17:412
114091210,0ptp4l0-21swapper/012:34:330
114091210,0ptp4l0-21swapper/012:29:520
114091210,0ptp4l0-21swapper/012:29:520
114091210,0ptp4l0-21swapper/008:17:420
114091200,0ptp4l23039-21diskmemload11:00:562
114091200,0ptp4l0-21swapper/712:38:587
114091200,0ptp4l0-21swapper/708:54:447
114091200,0ptp4l0-21swapper/708:13:427
114091200,0ptp4l0-21swapper/611:23:286
114091200,0ptp4l0-21swapper/608:57:436
114091200,0ptp4l0-21swapper/508:11:425
114091200,0ptp4l0-21swapper/507:58:575
114091200,0ptp4l0-21swapper/412:32:404
114091200,0ptp4l0-21swapper/409:05:574
114091200,0ptp4l0-21swapper/407:35:174
114091200,0ptp4l0-21swapper/212:13:392
114091200,0ptp4l0-21swapper/211:38:142
114091200,0ptp4l0-21swapper/209:11:232
114091200,0ptp4l0-21swapper/007:30:010
114091200,0ptp4l0-21swapper/007:22:410
114091190,1ptp4l19506-21sh09:46:422
114091190,0ptp4l0-21swapper/710:57:287
114091190,0ptp4l0-21swapper/611:00:576
114091190,0ptp4l0-21swapper/507:40:175
114091190,0ptp4l0-21swapper/408:20:124
114091190,0ptp4l0-21swapper/210:18:292
114091190,0ptp4l0-21swapper/209:26:322
114091190,0ptp4l0-21swapper/108:40:171
114091190,0ptp4l0-21swapper/108:12:581
114091190,0ptp4l0-21swapper/107:13:271
114091190,0ptp4l0-21swapper/007:25:410
114091180,0ptp4l0-21swapper/707:58:457
114091180,0ptp4l0-21swapper/207:34:572
114091180,0ptp4l0-21swapper/008:40:190
114091180,0ptp4l0-21swapper/008:00:150
114091180,0ptp4l0-21swapper/007:55:150
114091180,0ptp4l0-21swapper/007:13:240
114091170,0ptp4l0-21swapper/607:34:536
114091170,0ptp4l0-21swapper/408:37:014
114091170,0ptp4l0-21swapper/008:46:030
114091160,0ptp4l0-21swapper/708:47:377
114091160,0ptp4l0-21swapper/507:13:295
114091160,0ptp4l0-21swapper/208:06:442
14282150,1sleep773-21ksoftirqd/708:20:197
114091150,0ptp4l3487-21ssh12:21:513
114091150,0ptp4l0-21swapper/708:03:357
114091150,0ptp4l0-21swapper/707:42:397
114091150,0ptp4l0-21swapper/707:37:397
114091150,0ptp4l0-21swapper/707:30:397
114091150,0ptp4l0-21swapper/707:27:557
114091150,0ptp4l0-21swapper/612:32:196
114091150,0ptp4l0-21swapper/608:54:096
114091150,0ptp4l0-21swapper/608:33:336
114091150,0ptp4l0-21swapper/608:24:196
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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