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2026-06-07 - 13:35

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 Sun Jun 07, 2026 12:46:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111391740,29ptp4l0-21swapper/007:09:280
208472630,0sleep20-21swapper/209:32:412
111391620,31ptp4l0-21swapper/107:08:311
1149426050,6sleep40-21swapper/407:05:314
149722590,0sleep60-21swapper/607:15:016
149722590,0sleep60-21swapper/607:15:016
1184725949,6sleep70-21swapper/707:09:597
250802560,0sleep60-21swapper/611:50:166
111391540,5ptp4l0-21swapper/507:05:255
1151625331,6sleep60-21swapper/607:05:496
1176825140,6sleep20-21swapper/207:09:052
1150424736,7sleep30-21swapper/307:05:383
111391330,1ptp4l20882-21/usr/sbin/munin12:30:000
111391330,0ptp4l0-21swapper/507:50:195
111391320,0ptp4l0-21swapper/409:57:364
111391320,0ptp4l0-21swapper/111:07:201
111391310,0ptp4l0-21swapper/411:48:264
111391310,0ptp4l0-21swapper/010:07:110
111391300,7ptp4l0-21swapper/011:07:160
111391300,0ptp4l0-21swapper/707:20:127
111391300,0ptp4l0-21swapper/411:09:234
111391300,0ptp4l0-21swapper/410:06:254
111391300,0ptp4l0-21swapper/407:25:124
111391300,0ptp4l0-21swapper/110:37:411
111391300,0ptp4l0-21swapper/110:01:021
111391300,0ptp4l0-21swapper/012:07:250
111391300,0ptp4l0-21swapper/011:23:080
111391290,4ptp4l0-21swapper/011:52:030
111391290,0ptp4l0-21swapper/509:54:255
111391290,0ptp4l0-21swapper/509:54:255
111391290,0ptp4l0-21swapper/412:02:464
111391290,0ptp4l0-21swapper/410:03:234
111391290,0ptp4l0-21swapper/012:19:050
111391290,0ptp4l0-21swapper/011:11:000
111391290,0ptp4l0-21swapper/010:27:510
111391290,0ptp4l0-21swapper/010:14:330
111391280,1ptp4l14952-21sh10:52:150
111391280,0ptp4l0-21swapper/411:26:114
111391280,0ptp4l0-21swapper/410:57:154
111391280,0ptp4l0-21swapper/410:50:434
111391280,0ptp4l0-21swapper/410:14:014
111391280,0ptp4l0-21swapper/409:36:454
111391280,0ptp4l0-21swapper/409:10:344
111391280,0ptp4l0-21swapper/112:19:161
111391280,0ptp4l0-21swapper/110:28:221
111391280,0ptp4l0-21swapper/012:10:240
111391280,0ptp4l0-21swapper/010:55:150
111391280,0ptp4l0-21swapper/010:23:280
111391280,0ptp4l0-21swapper/010:03:170
111391280,0ptp4l0-21swapper/009:20:130
111391270,2ptp4l0-21swapper/711:19:277
111391270,0ptp4l0-21swapper/510:26:145
111391270,0ptp4l0-21swapper/510:01:565
111391270,0ptp4l0-21swapper/412:21:574
111391270,0ptp4l0-21swapper/409:45:134
111391270,0ptp4l0-21swapper/408:15:124
111391270,0ptp4l0-21swapper/111:26:531
111391270,0ptp4l0-21swapper/109:22:301
111391270,0ptp4l0-21swapper/011:00:430
111391260,0ptp4l0-21swapper/412:34:004
111391260,0ptp4l0-21swapper/412:33:594
111391260,0ptp4l0-21swapper/412:10:474
111391260,0ptp4l0-21swapper/411:56:184
111391260,0ptp4l0-21swapper/411:20:454
111391260,0ptp4l0-21swapper/411:02:284
111391260,0ptp4l0-21swapper/410:38:204
111391260,0ptp4l0-21swapper/410:22:264
111391260,0ptp4l0-21swapper/408:20:204
111391260,0ptp4l0-21swapper/110:19:421
111391260,0ptp4l0-21swapper/109:54:321
111391260,0ptp4l0-21swapper/109:54:311
111391260,0ptp4l0-21swapper/012:32:510
111391260,0ptp4l0-21swapper/012:32:500
111391260,0ptp4l0-21swapper/011:26:350
111391260,0ptp4l0-21swapper/011:19:530
111391260,0ptp4l0-21swapper/010:39:430
111391260,0ptp4l0-21swapper/010:16:540
111391260,0ptp4l0-21swapper/009:47:100
111391260,0ptp4l0-21swapper/009:16:530
111391250,1ptp4l17837-21needreboot11:40:160
111391250,0ptp4l0-21swapper/610:46:146
111391250,0ptp4l0-21swapper/510:31:555
111391250,0ptp4l0-21swapper/412:15:354
111391250,0ptp4l0-21swapper/411:34:414
111391250,0ptp4l0-21swapper/411:13:374
111391250,0ptp4l0-21swapper/410:25:284
111391250,0ptp4l0-21swapper/409:30:454
111391250,0ptp4l0-21swapper/409:29:154
111391250,0ptp4l0-21swapper/409:15:134
111391250,0ptp4l0-21swapper/409:00:114
111391250,0ptp4l0-21swapper/311:19:163
111391250,0ptp4l0-21swapper/112:00:001
111391250,0ptp4l0-21swapper/109:40:511
111391250,0ptp4l0-21swapper/109:15:181
111391250,0ptp4l0-21swapper/012:35:360
111391250,0ptp4l0-21swapper/012:35:350
111391250,0ptp4l0-21swapper/011:56:470
111391250,0ptp4l0-21swapper/011:49:560
111391250,0ptp4l0-21swapper/010:41:010
111391250,0ptp4l0-21swapper/009:55:110
111391250,0ptp4l0-21swapper/009:51:170
111391250,0ptp4l0-21swapper/009:51:170
111391250,0ptp4l0-21swapper/009:25:180
111391240,1ptp4l6049-21df_inode08:05:120
111391240,1ptp4l30483-21users07:45:200
111391240,1ptp4l26957-21fw_forwarded_lo07:40:130
111391240,1ptp4l14852-21memory07:15:014
111391240,1ptp4l14852-21memory07:15:014
111391240,1ptp4l11589-21sed09:20:134
111391240,1ptp4l11150-21memory08:15:170
111391240,0ptp4l49-21ksoftirqd/408:30:144
111391240,0ptp4l0-21swapper/612:05:106
111391240,0ptp4l0-21swapper/512:25:145
111391240,0ptp4l0-21swapper/510:49:175
111391240,0ptp4l0-21swapper/412:35:054
111391240,0ptp4l0-21swapper/412:35:044
111391240,0ptp4l0-21swapper/412:09:434
111391240,0ptp4l0-21swapper/411:43:264
111391240,0ptp4l0-21swapper/409:05:204
111391240,0ptp4l0-21swapper/307:20:153
111391240,0ptp4l0-21swapper/210:22:442
111391240,0ptp4l0-21swapper/110:42:561
111391240,0ptp4l0-21swapper/110:32:171
111391240,0ptp4l0-21swapper/109:35:531
111391240,0ptp4l0-21swapper/012:20:100
111391240,0ptp4l0-21swapper/012:00:110
111391240,0ptp4l0-21swapper/011:35:110
111391240,0ptp4l0-21swapper/009:40:570
111391240,0ptp4l0-21swapper/009:35:560
111391240,0ptp4l0-21swapper/008:25:110
111391240,0ptp4l0-21swapper/008:10:150
111391240,0ptp4l0-21swapper/007:30:000
111391230,1ptp4l9799-21/usr/sbin/munin11:30:127
111391230,1ptp4l31513-21ps11:15:154
111391230,1ptp4l10585-21ssh12:15:112
111391230,0ptp4l3625-21hddtemp_smartct09:10:130
111391230,0ptp4l0-21swapper/611:05:216
111391230,0ptp4l0-21swapper/609:34:026
111391230,0ptp4l0-21swapper/609:26:306
111391230,0ptp4l0-21swapper/512:10:185
111391230,0ptp4l0-21swapper/511:08:585
111391230,0ptp4l0-21swapper/510:50:455
111391230,0ptp4l0-21swapper/509:35:125
111391230,0ptp4l0-21swapper/412:25:154
111391230,0ptp4l0-21swapper/411:38:104
111391230,0ptp4l0-21swapper/410:45:204
111391230,0ptp4l0-21swapper/410:42:364
111391230,0ptp4l0-21swapper/410:30:194
111391230,0ptp4l0-21swapper/409:40:154
111391230,0ptp4l0-21swapper/408:50:124
111391230,0ptp4l0-21swapper/408:45:134
111391230,0ptp4l0-21swapper/408:35:144
111391230,0ptp4l0-21swapper/408:10:114
111391230,0ptp4l0-21swapper/407:55:134
111391230,0ptp4l0-21swapper/407:35:144
111391230,0ptp4l0-21swapper/312:31:253
111391230,0ptp4l0-21swapper/312:31:243
111391230,0ptp4l0-21swapper/212:05:032
111391230,0ptp4l0-21swapper/211:07:152
111391230,0ptp4l0-21swapper/210:33:472
111391230,0ptp4l0-21swapper/112:05:201
111391230,0ptp4l0-21swapper/111:12:001
111391230,0ptp4l0-21swapper/111:02:361
111391230,0ptp4l0-21swapper/110:21:331
111391230,0ptp4l0-21swapper/110:10:181
111391230,0ptp4l0-21swapper/109:13:301
111391230,0ptp4l0-21swapper/108:15:191
111391230,0ptp4l0-21swapper/107:15:191
111391230,0ptp4l0-21swapper/107:15:181
111391230,0ptp4l0-21swapper/010:30:110
111391230,0ptp4l0-21swapper/009:30:140
111391230,0ptp4l0-21swapper/009:10:000
111391230,0ptp4l0-21swapper/009:00:120
111391230,0ptp4l0-21swapper/008:45:160
111391230,0ptp4l0-21swapper/008:40:190
111391230,0ptp4l0-21swapper/008:35:120
111391230,0ptp4l0-21swapper/007:30:110
111391230,0ptp4l0-21swapper/007:10:120
111391230,0ptp4l0-21swapper/007:10:120
111391220,0ptp4l9201-21ssh12:13:016
111391220,0ptp4l0-21swapper/712:31:237
111391220,0ptp4l0-21swapper/712:31:237
111391220,0ptp4l0-21swapper/711:25:567
111391220,0ptp4l0-21swapper/612:15:106
111391220,0ptp4l0-21swapper/610:22:476
111391220,0ptp4l0-21swapper/610:01:126
111391220,0ptp4l0-21swapper/511:43:085
111391220,0ptp4l0-21swapper/511:37:115
111391220,0ptp4l0-21swapper/511:27:365
111391220,0ptp4l0-21swapper/511:04:215
111391220,0ptp4l0-21swapper/510:56:595
111391220,0ptp4l0-21swapper/510:39:285
111391220,0ptp4l0-21swapper/510:21:315
111391220,0ptp4l0-21swapper/510:10:185
111391220,0ptp4l0-21swapper/509:31:185
111391220,0ptp4l0-21swapper/509:21:075
111391220,0ptp4l0-21swapper/509:11:565
111391220,0ptp4l0-21swapper/508:35:115
111391220,0ptp4l0-21swapper/508:30:105
111391220,0ptp4l0-21swapper/507:16:045
111391220,0ptp4l0-21swapper/507:16:045
111391220,0ptp4l0-21swapper/507:14:555
111391220,0ptp4l0-21swapper/507:14:555
111391220,0ptp4l0-21swapper/411:50:144
111391220,0ptp4l0-21swapper/410:15:254
111391220,0ptp4l0-21swapper/409:50:024
111391220,0ptp4l0-21swapper/409:50:024
111391220,0ptp4l0-21swapper/408:40:144
111391220,0ptp4l0-21swapper/408:00:184
111391220,0ptp4l0-21swapper/407:50:134
111391220,0ptp4l0-21swapper/407:46:274
111391220,0ptp4l0-21swapper/407:30:134
111391220,0ptp4l0-21swapper/407:10:144
111391220,0ptp4l0-21swapper/407:10:144
111391220,0ptp4l0-21swapper/311:51:183
111391220,0ptp4l0-21swapper/311:32:033
111391220,0ptp4l0-21swapper/309:48:593
111391220,0ptp4l0-21swapper/212:29:592
111391220,0ptp4l0-21swapper/210:46:162
111391220,0ptp4l0-21swapper/209:47:002
111391220,0ptp4l0-21swapper/112:32:451
111391220,0ptp4l0-21swapper/112:32:441
111391220,0ptp4l0-21swapper/112:21:291
111391220,0ptp4l0-21swapper/112:10:171
111391220,0ptp4l0-21swapper/111:42:221
111391220,0ptp4l0-21swapper/111:34:291
111391220,0ptp4l0-21swapper/110:56:361
111391220,0ptp4l0-21swapper/110:50:191
111391220,0ptp4l0-21swapper/110:45:161
111391220,0ptp4l0-21swapper/109:31:031
111391220,0ptp4l0-21swapper/109:28:051
111391220,0ptp4l0-21swapper/108:50:161
111391220,0ptp4l0-21swapper/107:50:161
111391220,0ptp4l0-21swapper/107:33:021
111391220,0ptp4l0-21swapper/011:30:200
111391220,0ptp4l0-21swapper/010:45:180
111391220,0ptp4l0-21swapper/008:55:160
111391220,0ptp4l0-21swapper/008:30:100
111391220,0ptp4l0-21swapper/008:20:210
111391220,0ptp4l0-21swapper/008:00:200
111391220,0ptp4l0-21swapper/007:50:110
111391220,0ptp4l0-21swapper/007:35:130
111391210,1ptp4l19375-21sshd07:24:360
111391210,0ptp4l0-21swapper/711:51:307
111391210,0ptp4l0-21swapper/707:17:177
111391210,0ptp4l0-21swapper/707:17:177
111391210,0ptp4l0-21swapper/611:30:366
111391210,0ptp4l0-21swapper/610:33:436
111391210,0ptp4l0-21swapper/609:20:546
111391210,0ptp4l0-21swapper/512:32:165
111391210,0ptp4l0-21swapper/512:32:165
111391210,0ptp4l0-21swapper/512:22:195
111391210,0ptp4l0-21swapper/512:18:155
111391210,0ptp4l0-21swapper/512:06:275
111391210,0ptp4l0-21swapper/511:55:465
111391210,0ptp4l0-21swapper/511:46:015
111391210,0ptp4l0-21swapper/511:33:355
111391210,0ptp4l0-21swapper/511:21:485
111391210,0ptp4l0-21swapper/511:17:465
111391210,0ptp4l0-21swapper/511:14:325
111391210,0ptp4l0-21swapper/510:42:525
111391210,0ptp4l0-21swapper/510:15:445
111391210,0ptp4l0-21swapper/510:07:415
111391210,0ptp4l0-21swapper/509:55:045
111391210,0ptp4l0-21swapper/509:41:095
111391210,0ptp4l0-21swapper/509:27:445
111391210,0ptp4l0-21swapper/509:19:015
111391210,0ptp4l0-21swapper/508:49:295
111391210,0ptp4l0-21swapper/508:28:005
111391210,0ptp4l0-21swapper/508:14:165
111391210,0ptp4l0-21swapper/507:21:125
111391210,0ptp4l0-21swapper/408:55:134
111391210,0ptp4l0-21swapper/408:05:164
111391210,0ptp4l0-21swapper/407:41:144
111391210,0ptp4l0-21swapper/311:25:523
111391210,0ptp4l0-21swapper/212:13:052
111391210,0ptp4l0-21swapper/210:43:582
111391210,0ptp4l0-21swapper/210:01:132
111391210,0ptp4l0-21swapper/209:20:522
111391210,0ptp4l0-21swapper/112:25:111
111391210,0ptp4l0-21swapper/111:53:381
111391210,0ptp4l0-21swapper/111:35:461
111391210,0ptp4l0-21swapper/111:22:551
111391210,0ptp4l0-21swapper/111:17:411
111391210,0ptp4l0-21swapper/110:10:001
111391210,0ptp4l0-21swapper/108:29:251
111391210,0ptp4l0-21swapper/108:14:291
111391210,0ptp4l0-21swapper/108:06:211
111391210,0ptp4l0-21swapper/008:50:130
111391210,0ptp4l0-21swapper/007:55:170
111391210,0ptp4l0-21swapper/007:15:120
111391210,0ptp4l0-21swapper/007:15:120
111391200,0ptp4l0-21swapper/709:49:017
111391200,0ptp4l0-21swapper/612:29:556
111391200,0ptp4l0-21swapper/609:58:586
111391200,0ptp4l0-21swapper/512:35:465
111391200,0ptp4l0-21swapper/512:35:455
111391200,0ptp4l0-21swapper/509:08:365
111391200,0ptp4l0-21swapper/508:50:155
111391200,0ptp4l0-21swapper/508:15:205
111391200,0ptp4l0-21swapper/507:55:205
111391200,0ptp4l0-21swapper/407:21:144
111391200,0ptp4l0-21swapper/307:57:363
111391200,0ptp4l0-21swapper/307:19:013
111391200,0ptp4l0-21swapper/307:19:013
111391200,0ptp4l0-21swapper/212:38:202
111391200,0ptp4l0-21swapper/212:38:192
111391200,0ptp4l0-21swapper/211:44:132
111391200,0ptp4l0-21swapper/211:39:402
111391200,0ptp4l0-21swapper/211:27:222
111391200,0ptp4l0-21swapper/112:35:441
111391200,0ptp4l0-21swapper/112:35:441
111391200,0ptp4l0-21swapper/112:00:031
111391200,0ptp4l0-21swapper/111:47:191
111391200,0ptp4l0-21swapper/109:56:051
111391200,0ptp4l0-21swapper/109:09:361
111391200,0ptp4l0-21swapper/108:42:401
111391200,0ptp4l0-21swapper/107:58:351
111391200,0ptp4l0-21swapper/107:45:361
111391190,0ptp4l0-21swapper/612:37:136
111391190,0ptp4l0-21swapper/612:37:136
111391190,0ptp4l0-21swapper/611:44:176
111391190,0ptp4l0-21swapper/611:10:516
111391190,0ptp4l0-21swapper/512:00:065
111391190,0ptp4l0-21swapper/307:44:363
111391190,0ptp4l0-21swapper/211:56:312
111391190,0ptp4l0-21swapper/211:45:212
111391190,0ptp4l0-21swapper/108:02:151
111391190,0ptp4l0-21swapper/107:43:361
111391180,0ptp4l0-21swapper/611:45:216
111391180,0ptp4l0-21swapper/609:01:396
111391180,0ptp4l0-21swapper/608:36:466
111391180,0ptp4l0-21swapper/508:42:155
111391180,0ptp4l0-21swapper/211:30:342
111391180,0ptp4l0-21swapper/209:58:572
111391180,0ptp4l0-21swapper/209:26:292
111391180,0ptp4l0-21swapper/208:37:032
111391180,0ptp4l0-21swapper/109:49:461
111391170,0ptp4l0-21swapper/610:43:576
111391170,0ptp4l0-21swapper/511:53:375
111391170,0ptp4l0-21swapper/509:46:285
111391170,0ptp4l0-21swapper/408:25:174
111391170,0ptp4l0-21swapper/208:45:212
111391170,0ptp4l0-21swapper/107:25:551
111391160,0ptp4l0-21swapper/611:21:196
111391160,0ptp4l0-21swapper/608:45:216
111391160,0ptp4l0-21swapper/508:22:295
111391160,0ptp4l0-21swapper/507:35:225
111391160,0ptp4l0-21swapper/507:32:245
111391160,0ptp4l0-21swapper/308:03:373
111391160,0ptp4l0-21swapper/108:47:221
111391160,0ptp4l0-21swapper/108:39:521
111391160,0ptp4l0-21swapper/108:30:061
111391160,0ptp4l0-21swapper/108:21:271
111391160,0ptp4l0-21swapper/107:36:381
111391160,0ptp4l0-21swapper/107:13:001
111391160,0ptp4l0-21swapper/107:13:001
12119991513,1cyclictest0-21swapper/210:35:112
111391150,0ptp4l0-21swapper/708:45:577
111391150,0ptp4l0-21swapper/708:03:027
111391150,0ptp4l0-21swapper/707:57:407
111391150,0ptp4l0-21swapper/707:44:357
111391150,0ptp4l0-21swapper/611:56:336
111391150,0ptp4l0-21swapper/611:39:396
111391150,0ptp4l0-21swapper/608:57:086
111391150,0ptp4l0-21swapper/608:34:176
111391150,0ptp4l0-21swapper/608:13:566
111391150,0ptp4l0-21swapper/607:43:166
111391150,0ptp4l0-21swapper/607:38:326
111391150,0ptp4l0-21swapper/607:31:086
111391150,0ptp4l0-21swapper/508:55:405
111391150,0ptp4l0-21swapper/508:05:335
111391150,0ptp4l0-21swapper/508:00:265
111391150,0ptp4l0-21swapper/507:45:445
111391150,0ptp4l0-21swapper/507:42:075
111391150,0ptp4l0-21swapper/507:26:145
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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