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2026-05-06 - 17:29

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 May 06, 2026 12:46:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111391670,29ptp4l0-21swapper/007:05:560
111391660,5ptp4l0-21swapper/407:06:404
111391640,31ptp4l0-21swapper/107:09:361
987426150,6sleep70-21swapper/707:07:147
159892580,0sleep70-21swapper/707:20:117
1009725848,6sleep20-21swapper/207:09:582
161512570,1sleep21068-21runrttasks12:22:052
278412550,0sleep40-21swapper/410:27:194
278412550,0sleep40-21swapper/410:27:194
1001425433,6sleep60-21swapper/607:08:586
982324736,7sleep30-21swapper/307:06:303
976124535,6sleep50-21swapper/507:05:445
111391330,0ptp4l0-21swapper/512:30:365
111391310,0ptp4l0-21swapper/509:37:245
111391310,0ptp4l0-21swapper/409:28:494
111391310,0ptp4l0-21swapper/408:50:174
111391310,0ptp4l0-21swapper/408:10:104
111391300,3ptp4l241ktimersoftd/112:25:141
111391300,0ptp4l0-21swapper/610:56:076
111391300,0ptp4l0-21swapper/412:36:354
111391300,0ptp4l0-21swapper/412:30:194
111391300,0ptp4l0-21swapper/412:12:464
111391300,0ptp4l0-21swapper/412:03:344
111391300,0ptp4l0-21swapper/411:39:454
111391300,0ptp4l0-21swapper/411:05:194
111391300,0ptp4l0-21swapper/111:21:071
111391300,0ptp4l0-21swapper/109:44:401
111391290,0ptp4l0-21swapper/510:54:085
111391290,0ptp4l0-21swapper/510:08:205
111391290,0ptp4l0-21swapper/410:06:554
111391290,0ptp4l0-21swapper/409:30:324
111391290,0ptp4l0-21swapper/310:15:173
111391290,0ptp4l0-21swapper/112:19:101
111391290,0ptp4l0-21swapper/112:06:221
111391290,0ptp4l0-21swapper/110:32:531
111391280,2ptp4l0-21swapper/111:44:271
111391280,0ptp4l0-21swapper/410:50:134
111391280,0ptp4l0-21swapper/111:16:121
111391280,0ptp4l0-21swapper/012:20:490
111391280,0ptp4l0-21swapper/009:29:130
111391270,0ptp4l1086-21diskmemload10:12:454
111391270,0ptp4l0-21swapper/412:27:344
111391270,0ptp4l0-21swapper/410:37:324
111391270,0ptp4l0-21swapper/410:34:234
111391270,0ptp4l0-21swapper/410:24:434
111391270,0ptp4l0-21swapper/410:24:434
111391270,0ptp4l0-21swapper/410:02:024
111391270,0ptp4l0-21swapper/409:39:124
111391270,0ptp4l0-21swapper/409:10:184
111391270,0ptp4l0-21swapper/112:11:511
111391270,0ptp4l0-21swapper/107:19:441
111391270,0ptp4l0-21swapper/010:08:080
111391260,0ptp4l0-21swapper/512:38:435
111391260,0ptp4l0-21swapper/511:49:015
111391260,0ptp4l0-21swapper/511:23:365
111391260,0ptp4l0-21swapper/510:37:235
111391260,0ptp4l0-21swapper/412:21:164
111391260,0ptp4l0-21swapper/411:51:484
111391260,0ptp4l0-21swapper/411:49:214
111391260,0ptp4l0-21swapper/411:01:404
111391260,0ptp4l0-21swapper/410:43:424
111391260,0ptp4l0-21swapper/409:50:184
111391260,0ptp4l0-21swapper/107:52:341
111391260,0ptp4l0-21swapper/011:50:110
111391260,0ptp4l0-21swapper/008:20:000
111391250,2ptp4l721ktimersoftd/712:22:507
111391250,2ptp4l0-21swapper/412:08:594
111391250,1ptp4l8905-21fw_conntrack08:15:121
111391250,1ptp4l14488-21/usr/sbin/munin10:10:151
111391250,0ptp4l0-21swapper/712:13:307
111391250,0ptp4l0-21swapper/710:27:357
111391250,0ptp4l0-21swapper/710:27:357
111391250,0ptp4l0-21swapper/511:18:025
111391250,0ptp4l0-21swapper/412:15:194
111391250,0ptp4l0-21swapper/411:15:204
111391250,0ptp4l0-21swapper/407:55:114
111391250,0ptp4l0-21swapper/407:15:004
111391250,0ptp4l0-21swapper/112:00:201
111391250,0ptp4l0-21swapper/111:08:131
111391250,0ptp4l0-21swapper/109:05:111
111391250,0ptp4l0-21swapper/012:15:180
111391250,0ptp4l0-21swapper/010:38:180
111391250,0ptp4l0-21swapper/010:16:280
111391250,0ptp4l0-21swapper/009:18:510
111391250,0ptp4l0-21swapper/008:25:130
111391250,0ptp4l0-21swapper/007:55:190
111391240,1ptp4l8106-21ps10:00:160
111391240,1ptp4l799-21NetworkManager08:50:130
111391240,1ptp4l6301-21memory11:25:161
111391240,1ptp4l29166-21ps09:45:175
111391240,1ptp4l21378-21kernelversion09:35:151
111391240,1ptp4l0-21swapper/409:41:494
111391240,0ptp4l0-21swapper/512:11:435
111391240,0ptp4l0-21swapper/511:25:145
111391240,0ptp4l0-21swapper/510:44:525
111391240,0ptp4l0-21swapper/509:56:005
111391240,0ptp4l0-21swapper/509:10:195
111391240,0ptp4l0-21swapper/509:00:185
111391240,0ptp4l0-21swapper/508:45:185
111391240,0ptp4l0-21swapper/507:20:165
111391240,0ptp4l0-21swapper/411:55:104
111391240,0ptp4l0-21swapper/411:28:394
111391240,0ptp4l0-21swapper/410:50:004
111391240,0ptp4l0-21swapper/409:57:004
111391240,0ptp4l0-21swapper/409:46:094
111391240,0ptp4l0-21swapper/408:56:444
111391240,0ptp4l0-21swapper/408:25:184
111391240,0ptp4l0-21swapper/111:38:091
111391240,0ptp4l0-21swapper/110:57:161
111391240,0ptp4l0-21swapper/110:00:011
111391240,0ptp4l0-21swapper/109:10:181
111391240,0ptp4l0-21swapper/109:05:001
111391240,0ptp4l0-21swapper/012:33:100
111391240,0ptp4l0-21swapper/012:15:000
111391240,0ptp4l0-21swapper/011:56:000
111391240,0ptp4l0-21swapper/011:25:000
111391240,0ptp4l0-21swapper/011:10:200
111391240,0ptp4l0-21swapper/010:55:470
111391240,0ptp4l0-21swapper/010:40:120
111391240,0ptp4l0-21swapper/010:30:170
111391240,0ptp4l0-21swapper/010:10:100
111391240,0ptp4l0-21swapper/009:20:100
111391240,0ptp4l0-21swapper/008:20:110
111391240,0ptp4l0-21swapper/007:15:010
111391230,1ptp4l17635-21ssh12:25:020
111391230,1ptp4l1086-21diskmemload11:29:370
111391230,0ptp4l0-21swapper/710:15:137
111391230,0ptp4l0-21swapper/612:34:426
111391230,0ptp4l0-21swapper/611:35:446
111391230,0ptp4l0-21swapper/611:34:026
111391230,0ptp4l0-21swapper/611:23:246
111391230,0ptp4l0-21swapper/607:30:126
111391230,0ptp4l0-21swapper/512:16:025
111391230,0ptp4l0-21swapper/512:00:145
111391230,0ptp4l0-21swapper/511:54:025
111391230,0ptp4l0-21swapper/511:44:085
111391230,0ptp4l0-21swapper/511:37:115
111391230,0ptp4l0-21swapper/510:45:155
111391230,0ptp4l0-21swapper/510:30:145
111391230,0ptp4l0-21swapper/510:25:165
111391230,0ptp4l0-21swapper/510:25:165
111391230,0ptp4l0-21swapper/510:21:385
111391230,0ptp4l0-21swapper/510:21:385
111391230,0ptp4l0-21swapper/510:10:125
111391230,0ptp4l0-21swapper/510:00:025
111391230,0ptp4l0-21swapper/509:26:585
111391230,0ptp4l0-21swapper/508:40:115
111391230,0ptp4l0-21swapper/508:14:185
111391230,0ptp4l0-21swapper/507:16:395
111391230,0ptp4l0-21swapper/411:41:584
111391230,0ptp4l0-21swapper/411:33:344
111391230,0ptp4l0-21swapper/411:10:114
111391230,0ptp4l0-21swapper/410:55:114
111391230,0ptp4l0-21swapper/410:17:244
111391230,0ptp4l0-21swapper/409:20:114
111391230,0ptp4l0-21swapper/409:15:064
111391230,0ptp4l0-21swapper/408:35:124
111391230,0ptp4l0-21swapper/408:20:184
111391230,0ptp4l0-21swapper/408:00:154
111391230,0ptp4l0-21swapper/407:45:164
111391230,0ptp4l0-21swapper/407:45:164
111391230,0ptp4l0-21swapper/407:40:114
111391230,0ptp4l0-21swapper/407:30:194
111391230,0ptp4l0-21swapper/407:24:484
111391230,0ptp4l0-21swapper/407:17:054
111391230,0ptp4l0-21swapper/310:15:003
111391230,0ptp4l0-21swapper/112:35:161
111391230,0ptp4l0-21swapper/112:20:181
111391230,0ptp4l0-21swapper/111:48:221
111391230,0ptp4l0-21swapper/110:45:111
111391230,0ptp4l0-21swapper/110:40:191
111391230,0ptp4l0-21swapper/110:26:511
111391230,0ptp4l0-21swapper/110:26:511
111391230,0ptp4l0-21swapper/110:05:121
111391230,0ptp4l0-21swapper/109:53:261
111391230,0ptp4l0-21swapper/109:45:151
111391230,0ptp4l0-21swapper/109:26:481
111391230,0ptp4l0-21swapper/109:24:581
111391230,0ptp4l0-21swapper/108:40:131
111391230,0ptp4l0-21swapper/107:58:491
111391230,0ptp4l0-21swapper/107:25:191
111391230,0ptp4l0-21swapper/107:20:121
111391230,0ptp4l0-21swapper/012:05:120
111391230,0ptp4l0-21swapper/012:04:580
111391230,0ptp4l0-21swapper/011:45:120
111391230,0ptp4l0-21swapper/011:40:150
111391230,0ptp4l0-21swapper/011:35:200
111391230,0ptp4l0-21swapper/011:30:160
111391230,0ptp4l0-21swapper/011:05:110
111391230,0ptp4l0-21swapper/011:02:500
111391230,0ptp4l0-21swapper/010:50:140
111391230,0ptp4l0-21swapper/010:49:300
111391230,0ptp4l0-21swapper/010:22:100
111391230,0ptp4l0-21swapper/010:22:100
111391230,0ptp4l0-21swapper/009:40:110
111391230,0ptp4l0-21swapper/009:35:190
111391230,0ptp4l0-21swapper/009:30:200
111391230,0ptp4l0-21swapper/009:10:120
111391230,0ptp4l0-21swapper/008:55:160
111391230,0ptp4l0-21swapper/008:45:190
111391230,0ptp4l0-21swapper/008:10:150
111391230,0ptp4l0-21swapper/008:05:110
111391230,0ptp4l0-21swapper/008:00:130
111391230,0ptp4l0-21swapper/007:30:160
111391230,0ptp4l0-21swapper/007:25:120
111391230,0ptp4l0-21swapper/007:10:170
111391220,2ptp4l0-21swapper/508:34:145
111391220,0ptp4l0-21swapper/707:40:197
111391220,0ptp4l0-21swapper/612:28:446
111391220,0ptp4l0-21swapper/611:51:126
111391220,0ptp4l0-21swapper/609:10:466
111391220,0ptp4l0-21swapper/512:25:165
111391220,0ptp4l0-21swapper/512:20:185
111391220,0ptp4l0-21swapper/512:06:125
111391220,0ptp4l0-21swapper/511:10:315
111391220,0ptp4l0-21swapper/511:08:315
111391220,0ptp4l0-21swapper/511:01:335
111391220,0ptp4l0-21swapper/510:59:535
111391220,0ptp4l0-21swapper/509:51:165
111391220,0ptp4l0-21swapper/509:40:425
111391220,0ptp4l0-21swapper/507:55:015
111391220,0ptp4l0-21swapper/411:20:124
111391220,0ptp4l0-21swapper/409:00:124
111391220,0ptp4l0-21swapper/408:15:194
111391220,0ptp4l0-21swapper/408:05:144
111391220,0ptp4l0-21swapper/407:53:374
111391220,0ptp4l0-21swapper/407:35:164
111391220,0ptp4l0-21swapper/407:25:104
111391220,0ptp4l0-21swapper/310:23:463
111391220,0ptp4l0-21swapper/310:23:463
111391220,0ptp4l0-21swapper/307:40:143
111391220,0ptp4l0-21swapper/211:42:342
111391220,0ptp4l0-21swapper/211:17:162
111391220,0ptp4l0-21swapper/211:03:162
111391220,0ptp4l0-21swapper/210:12:322
111391220,0ptp4l0-21swapper/209:10:452
111391220,0ptp4l0-21swapper/208:19:022
111391220,0ptp4l0-21swapper/207:30:132
111391220,0ptp4l0-21swapper/112:30:471
111391220,0ptp4l0-21swapper/111:56:301
111391220,0ptp4l0-21swapper/111:30:321
111391220,0ptp4l0-21swapper/111:10:301
111391220,0ptp4l0-21swapper/110:50:321
111391220,0ptp4l0-21swapper/110:36:501
111391220,0ptp4l0-21swapper/110:18:261
111391220,0ptp4l0-21swapper/110:00:101
111391220,0ptp4l0-21swapper/108:45:001
111391220,0ptp4l0-21swapper/108:14:541
111391220,0ptp4l0-21swapper/107:32:021
111391220,0ptp4l0-21swapper/012:35:110
111391220,0ptp4l0-21swapper/011:15:110
111391220,0ptp4l0-21swapper/010:25:090
111391220,0ptp4l0-21swapper/010:25:090
111391220,0ptp4l0-21swapper/009:55:190
111391220,0ptp4l0-21swapper/009:50:100
111391220,0ptp4l0-21swapper/009:45:120
111391220,0ptp4l0-21swapper/009:00:110
111391220,0ptp4l0-21swapper/008:35:130
111391220,0ptp4l0-21swapper/008:30:120
111391220,0ptp4l0-21swapper/007:50:150
111391220,0ptp4l0-21swapper/007:45:140
111391220,0ptp4l0-21swapper/007:45:140
111391220,0ptp4l0-21swapper/007:40:130
111391220,0ptp4l0-21swapper/007:35:130
111391210,0ptp4l0-21swapper/710:23:457
111391210,0ptp4l0-21swapper/710:23:457
111391210,0ptp4l0-21swapper/612:37:546
111391210,0ptp4l0-21swapper/611:44:596
111391210,0ptp4l0-21swapper/610:52:206
111391210,0ptp4l0-21swapper/610:12:266
111391210,0ptp4l0-21swapper/608:49:456
111391210,0ptp4l0-21swapper/511:56:325
111391210,0ptp4l0-21swapper/511:30:515
111391210,0ptp4l0-21swapper/508:15:155
111391210,0ptp4l0-21swapper/508:01:185
111391210,0ptp4l0-21swapper/507:32:345
111391210,0ptp4l0-21swapper/408:45:224
111391210,0ptp4l0-21swapper/408:30:134
111391210,0ptp4l0-21swapper/212:37:472
111391210,0ptp4l0-21swapper/211:45:002
111391210,0ptp4l0-21swapper/211:32:582
111391210,0ptp4l0-21swapper/211:28:272
111391210,0ptp4l0-21swapper/211:22:422
111391210,0ptp4l0-21swapper/210:56:042
111391210,0ptp4l0-21swapper/210:29:572
111391210,0ptp4l0-21swapper/210:29:562
111391210,0ptp4l0-21swapper/210:18:422
111391210,0ptp4l0-21swapper/111:53:581
111391210,0ptp4l0-21swapper/111:01:261
111391210,0ptp4l0-21swapper/107:38:391
111391200,0ptp4l0-21swapper/610:19:386
111391200,0ptp4l0-21swapper/609:42:136
111391200,0ptp4l0-21swapper/509:24:575
111391200,0ptp4l0-21swapper/509:19:005
111391200,0ptp4l0-21swapper/509:05:135
111391200,0ptp4l0-21swapper/508:22:185
111391200,0ptp4l0-21swapper/507:50:145
111391200,0ptp4l0-21swapper/507:46:005
111391200,0ptp4l0-21swapper/507:46:005
111391200,0ptp4l0-21swapper/312:22:523
111391200,0ptp4l0-21swapper/310:40:043
111391200,0ptp4l0-21swapper/310:27:263
111391200,0ptp4l0-21swapper/310:27:263
111391200,0ptp4l0-21swapper/212:34:562
111391200,0ptp4l0-21swapper/211:35:382
111391200,0ptp4l0-21swapper/210:05:402
111391200,0ptp4l0-21swapper/209:42:152
111391200,0ptp4l0-21swapper/110:21:361
111391200,0ptp4l0-21swapper/110:21:361
111391200,0ptp4l0-21swapper/109:19:521
111391200,0ptp4l0-21swapper/108:33:191
111391190,0ptp4l41-21ksoftirqd/308:59:223
111391190,0ptp4l0-21swapper/710:40:047
111391190,0ptp4l0-21swapper/611:27:146
111391190,0ptp4l0-21swapper/609:24:056
111391190,0ptp4l0-21swapper/608:57:126
111391190,0ptp4l0-21swapper/510:18:285
111391190,0ptp4l0-21swapper/509:31:125
111391190,0ptp4l0-21swapper/508:58:275
111391190,0ptp4l0-21swapper/409:07:144
111391190,0ptp4l0-21swapper/408:44:184
111391190,0ptp4l0-21swapper/210:46:342
111391180,0ptp4l0-21swapper/710:14:587
111391180,0ptp4l0-21swapper/612:12:296
111391180,0ptp4l0-21swapper/611:17:156
111391180,0ptp4l0-21swapper/611:13:426
111391180,0ptp4l0-21swapper/611:03:156
111391180,0ptp4l0-21swapper/610:24:196
111391180,0ptp4l0-21swapper/610:24:196
111391180,0ptp4l0-21swapper/212:12:302
111391180,0ptp4l0-21swapper/211:51:082
111391180,0ptp4l0-21swapper/210:24:182
111391180,0ptp4l0-21swapper/210:24:182
111391180,0ptp4l0-21swapper/209:47:242
111391180,0ptp4l0-21swapper/209:24:032
111391180,0ptp4l0-21swapper/209:17:172
111391180,0ptp4l0-21swapper/008:43:260
111391170,2ptp4l0-21swapper/108:21:241
111391170,0ptp4l0-21swapper/712:37:177
111391170,0ptp4l0-21swapper/612:02:236
111391170,0ptp4l0-21swapper/610:05:406
111391170,0ptp4l0-21swapper/609:47:236
111391170,0ptp4l0-21swapper/507:25:205
111391170,0ptp4l0-21swapper/312:13:323
111391170,0ptp4l0-21swapper/211:13:432
111391170,0ptp4l0-21swapper/210:31:452
111391170,0ptp4l0-21swapper/108:27:051
111391170,0ptp4l0-21swapper/108:09:541
111391160,0ptp4l0-21swapper/708:04:467
111391160,0ptp4l0-21swapper/610:29:586
111391160,0ptp4l0-21swapper/610:29:586
111391160,0ptp4l0-21swapper/607:45:226
111391160,0ptp4l0-21swapper/607:45:226
111391160,0ptp4l0-21swapper/508:39:335
111391160,0ptp4l0-21swapper/507:40:075
111391160,0ptp4l0-21swapper/312:37:183
111391160,0ptp4l0-21swapper/308:53:553
111391160,0ptp4l0-21swapper/109:31:091
111391160,0ptp4l0-21swapper/108:51:241
111391160,0ptp4l0-21swapper/108:36:391
111391160,0ptp4l0-21swapper/108:04:191
111391160,0ptp4l0-21swapper/107:40:091
111391160,0ptp4l0-21swapper/107:12:481
111391160,0ptp4l0-21swapper/009:06:320
111391150,0ptp4l0-21swapper/708:59:367
111391150,0ptp4l0-21swapper/708:53:567
111391150,0ptp4l0-21swapper/610:46:336
111391150,0ptp4l0-21swapper/608:30:316
111391150,0ptp4l0-21swapper/607:42:096
111391150,0ptp4l0-21swapper/607:29:176
111391150,0ptp4l0-21swapper/607:23:586
111391150,0ptp4l0-21swapper/607:15:446
111391150,0ptp4l0-21swapper/607:12:036
111391150,0ptp4l0-21swapper/508:53:155
111391150,0ptp4l0-21swapper/508:25:595
111391150,0ptp4l0-21swapper/508:06:345
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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