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2026-03-20 - 17:46

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 Fri Mar 20, 2026 12:46:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111391660,28ptp4l0-21swapper/007:05:140
266132640,0sleep00-21swapper/009:30:000
111391620,31ptp4l0-21swapper/107:07:241
111391620,2ptp4l0-21swapper/407:05:164
2025926151,6sleep20-21swapper/207:05:302
1870425240,7sleep70-21swapper/707:05:127
111391490,5ptp4l0-21swapper/507:08:255
2045324635,7sleep30-21swapper/307:08:033
2030124635,6sleep60-21swapper/607:06:066
111391320,0ptp4l0-21swapper/407:35:154
111391310,0ptp4l0-21swapper/411:21:564
111391300,0ptp4l0-21swapper/409:10:204
111391300,0ptp4l0-21swapper/208:30:112
111391290,0ptp4l0-21swapper/411:33:254
111391290,0ptp4l0-21swapper/410:01:424
111391290,0ptp4l0-21swapper/111:37:471
111391290,0ptp4l0-21swapper/012:12:300
111391290,0ptp4l0-21swapper/011:25:200
111391280,0ptp4l0-21swapper/610:15:136
111391280,0ptp4l0-21swapper/508:40:145
111391280,0ptp4l0-21swapper/410:47:374
111391280,0ptp4l0-21swapper/410:43:594
111391280,0ptp4l0-21swapper/010:17:430
111391280,0ptp4l0-21swapper/010:00:530
111391270,3ptp4l0-21swapper/408:05:144
111391270,0ptp4l0-21swapper/510:27:265
111391270,0ptp4l0-21swapper/412:00:104
111391270,0ptp4l0-21swapper/411:18:344
111391270,0ptp4l0-21swapper/409:15:114
111391270,0ptp4l0-21swapper/407:25:154
111391270,0ptp4l0-21swapper/111:17:261
111391270,0ptp4l0-21swapper/110:22:401
111391270,0ptp4l0-21swapper/109:42:001
111391270,0ptp4l0-21swapper/109:10:311
111391270,0ptp4l0-21swapper/012:15:330
111391270,0ptp4l0-21swapper/012:05:450
111391270,0ptp4l0-21swapper/011:37:360
111391270,0ptp4l0-21swapper/010:46:410
111391270,0ptp4l0-21swapper/010:24:480
111391270,0ptp4l0-21swapper/010:12:160
111391270,0ptp4l0-21swapper/009:55:410
111391270,0ptp4l0-21swapper/009:45:180
111391260,0ptp4l0-21swapper/512:37:325
111391260,0ptp4l0-21swapper/511:28:395
111391260,0ptp4l0-21swapper/509:51:305
111391260,0ptp4l0-21swapper/509:51:305
111391260,0ptp4l0-21swapper/412:35:014
111391260,0ptp4l0-21swapper/412:35:004
111391260,0ptp4l0-21swapper/412:24:184
111391260,0ptp4l0-21swapper/410:29:484
111391260,0ptp4l0-21swapper/410:08:584
111391260,0ptp4l0-21swapper/409:21:434
111391260,0ptp4l0-21swapper/112:27:081
111391260,0ptp4l0-21swapper/110:33:491
111391260,0ptp4l0-21swapper/109:35:111
111391260,0ptp4l0-21swapper/012:00:400
111391260,0ptp4l0-21swapper/011:40:140
111391260,0ptp4l0-21swapper/011:34:230
111391260,0ptp4l0-21swapper/011:24:120
111391260,0ptp4l0-21swapper/011:10:310
111391250,7ptp4l0-21swapper/009:38:000
111391250,3ptp4l11641-21diskmemload11:51:244
111391250,1ptp4l27039-21smartctl09:30:144
111391250,1ptp4l1463-21hddtemp_smartct11:10:124
111391250,1ptp4l12579-21diskstats10:40:101
111391250,0ptp4l0-21swapper/511:19:225
111391250,0ptp4l0-21swapper/510:34:055
111391250,0ptp4l0-21swapper/411:35:554
111391250,0ptp4l0-21swapper/411:26:144
111391250,0ptp4l0-21swapper/411:01:074
111391250,0ptp4l0-21swapper/410:50:394
111391250,0ptp4l0-21swapper/410:20:114
111391250,0ptp4l0-21swapper/410:10:114
111391250,0ptp4l0-21swapper/409:53:444
111391250,0ptp4l0-21swapper/409:53:434
111391250,0ptp4l0-21swapper/409:28:574
111391250,0ptp4l0-21swapper/211:36:152
111391250,0ptp4l0-21swapper/210:44:242
111391250,0ptp4l0-21swapper/209:29:302
111391250,0ptp4l0-21swapper/110:52:341
111391250,0ptp4l0-21swapper/109:52:101
111391250,0ptp4l0-21swapper/109:52:091
111391250,0ptp4l0-21swapper/012:34:000
111391250,0ptp4l0-21swapper/012:33:590
111391250,0ptp4l0-21swapper/010:08:050
111391250,0ptp4l0-21swapper/009:32:400
111391250,0ptp4l0-21swapper/009:13:390
111391250,0ptp4l0-21swapper/008:15:180
111391250,0ptp4l0-21swapper/007:35:140
111391250,0ptp4l0-21swapper/007:20:170
111391240,1ptp4l9737-21ps10:35:171
111391240,1ptp4l7050-21munin-run09:00:001
111391240,1ptp4l27942-21idleruntime-cro08:35:004
111391240,1ptp4l26958-21smartctl10:15:122
111391240,1ptp4l24575-21irqrtprio07:15:144
111391240,1ptp4l24575-21irqrtprio07:15:144
111391240,1ptp4l23806-21latency10:10:151
111391240,1ptp4l11774-21hddtemp_smartct12:10:124
111391240,1ptp4l0-21swapper/509:25:095
111391240,0ptp4l0-21swapper/712:35:187
111391240,0ptp4l0-21swapper/611:56:026
111391240,0ptp4l0-21swapper/609:29:456
111391240,0ptp4l0-21swapper/608:30:126
111391240,0ptp4l0-21swapper/511:53:525
111391240,0ptp4l0-21swapper/511:30:195
111391240,0ptp4l0-21swapper/510:19:275
111391240,0ptp4l0-21swapper/510:00:325
111391240,0ptp4l0-21swapper/509:40:185
111391240,0ptp4l0-21swapper/508:15:115
111391240,0ptp4l0-21swapper/412:17:464
111391240,0ptp4l0-21swapper/412:06:404
111391240,0ptp4l0-21swapper/411:47:424
111391240,0ptp4l0-21swapper/411:45:004
111391240,0ptp4l0-21swapper/410:30:494
111391240,0ptp4l0-21swapper/409:44:214
111391240,0ptp4l0-21swapper/408:55:124
111391240,0ptp4l0-21swapper/407:30:194
111391240,0ptp4l0-21swapper/310:30:193
111391240,0ptp4l0-21swapper/309:47:353
111391240,0ptp4l0-21swapper/112:17:571
111391240,0ptp4l0-21swapper/111:20:031
111391240,0ptp4l0-21swapper/111:04:491
111391240,0ptp4l0-21swapper/109:27:211
111391240,0ptp4l0-21swapper/109:00:201
111391240,0ptp4l0-21swapper/107:20:111
111391240,0ptp4l0-21swapper/010:56:440
111391240,0ptp4l0-21swapper/009:40:120
111391240,0ptp4l0-21swapper/009:21:470
111391240,0ptp4l0-21swapper/009:16:320
111391240,0ptp4l0-21swapper/008:45:100
111391240,0ptp4l0-21swapper/007:30:160
111391230,1ptp4l21341-21sh10:05:535
111391230,1ptp4l20496-21ssh12:21:021
111391230,1ptp4l15725-21df_inode11:30:121
111391230,0ptp4l11641-21diskmemload11:50:093
111391230,0ptp4l1068-21runrttasks08:45:004
111391230,0ptp4l0-21swapper/712:11:477
111391230,0ptp4l0-21swapper/607:10:116
111391230,0ptp4l0-21swapper/607:10:116
111391230,0ptp4l0-21swapper/512:26:555
111391230,0ptp4l0-21swapper/511:55:115
111391230,0ptp4l0-21swapper/511:45:125
111391230,0ptp4l0-21swapper/511:20:125
111391230,0ptp4l0-21swapper/511:05:155
111391230,0ptp4l0-21swapper/510:50:185
111391230,0ptp4l0-21swapper/510:35:205
111391230,0ptp4l0-21swapper/510:10:175
111391230,0ptp4l0-21swapper/509:35:205
111391230,0ptp4l0-21swapper/509:20:055
111391230,0ptp4l0-21swapper/509:15:185
111391230,0ptp4l0-21swapper/509:05:125
111391230,0ptp4l0-21swapper/509:00:215
111391230,0ptp4l0-21swapper/508:50:195
111391230,0ptp4l0-21swapper/507:55:125
111391230,0ptp4l0-21swapper/507:35:195
111391230,0ptp4l0-21swapper/507:32:205
111391230,0ptp4l0-21swapper/507:20:115
111391230,0ptp4l0-21swapper/412:25:154
111391230,0ptp4l0-21swapper/411:05:134
111391230,0ptp4l0-21swapper/410:55:154
111391230,0ptp4l0-21swapper/410:35:514
111391230,0ptp4l0-21swapper/409:55:214
111391230,0ptp4l0-21swapper/409:45:484
111391230,0ptp4l0-21swapper/409:38:494
111391230,0ptp4l0-21swapper/408:50:144
111391230,0ptp4l0-21swapper/408:45:154
111391230,0ptp4l0-21swapper/408:40:004
111391230,0ptp4l0-21swapper/408:20:184
111391230,0ptp4l0-21swapper/408:10:174
111391230,0ptp4l0-21swapper/211:45:482
111391230,0ptp4l0-21swapper/211:18:162
111391230,0ptp4l0-21swapper/210:15:012
111391230,0ptp4l0-21swapper/112:38:151
111391230,0ptp4l0-21swapper/112:02:311
111391230,0ptp4l0-21swapper/111:55:141
111391230,0ptp4l0-21swapper/111:45:131
111391230,0ptp4l0-21swapper/111:12:041
111391230,0ptp4l0-21swapper/110:25:141
111391230,0ptp4l0-21swapper/110:00:121
111391230,0ptp4l0-21swapper/109:59:011
111391230,0ptp4l0-21swapper/109:20:151
111391230,0ptp4l0-21swapper/109:05:131
111391230,0ptp4l0-21swapper/108:45:181
111391230,0ptp4l0-21swapper/108:40:151
111391230,0ptp4l0-21swapper/107:25:121
111391230,0ptp4l0-21swapper/107:15:191
111391230,0ptp4l0-21swapper/107:15:191
111391230,0ptp4l0-21swapper/107:10:161
111391230,0ptp4l0-21swapper/107:10:161
111391230,0ptp4l0-21swapper/012:35:140
111391230,0ptp4l0-21swapper/012:25:120
111391230,0ptp4l0-21swapper/012:20:180
111391230,0ptp4l0-21swapper/011:45:110
111391230,0ptp4l0-21swapper/011:15:500
111391230,0ptp4l0-21swapper/011:05:100
111391230,0ptp4l0-21swapper/011:00:100
111391230,0ptp4l0-21swapper/010:40:150
111391230,0ptp4l0-21swapper/010:39:260
111391230,0ptp4l0-21swapper/010:30:180
111391230,0ptp4l0-21swapper/010:28:010
111391230,0ptp4l0-21swapper/009:53:570
111391230,0ptp4l0-21swapper/009:53:570
111391230,0ptp4l0-21swapper/009:05:220
111391230,0ptp4l0-21swapper/008:55:590
111391230,0ptp4l0-21swapper/007:50:150
111391230,0ptp4l0-21swapper/007:45:130
111391230,0ptp4l0-21swapper/007:15:110
111391230,0ptp4l0-21swapper/007:15:100
111391220,0ptp4l57-21ksoftirqd/512:03:215
111391220,0ptp4l0-21swapper/711:50:127
111391220,0ptp4l0-21swapper/711:49:297
111391220,0ptp4l0-21swapper/710:37:237
111391220,0ptp4l0-21swapper/709:46:567
111391220,0ptp4l0-21swapper/612:08:086
111391220,0ptp4l0-21swapper/611:27:436
111391220,0ptp4l0-21swapper/611:16:476
111391220,0ptp4l0-21swapper/611:07:106
111391220,0ptp4l0-21swapper/610:48:596
111391220,0ptp4l0-21swapper/608:55:006
111391220,0ptp4l0-21swapper/512:22:325
111391220,0ptp4l0-21swapper/512:19:505
111391220,0ptp4l0-21swapper/511:40:585
111391220,0ptp4l0-21swapper/511:37:075
111391220,0ptp4l0-21swapper/511:12:085
111391220,0ptp4l0-21swapper/511:04:165
111391220,0ptp4l0-21swapper/510:56:305
111391220,0ptp4l0-21swapper/510:22:415
111391220,0ptp4l0-21swapper/509:56:135
111391220,0ptp4l0-21swapper/509:45:015
111391220,0ptp4l0-21swapper/509:34:455
111391220,0ptp4l0-21swapper/509:10:315
111391220,0ptp4l0-21swapper/508:00:135
111391220,0ptp4l0-21swapper/507:45:195
111391220,0ptp4l0-21swapper/507:15:175
111391220,0ptp4l0-21swapper/507:15:175
111391220,0ptp4l0-21swapper/507:10:155
111391220,0ptp4l0-21swapper/507:10:155
111391220,0ptp4l0-21swapper/412:35:094
111391220,0ptp4l0-21swapper/411:59:014
111391220,0ptp4l0-21swapper/410:15:444
111391220,0ptp4l0-21swapper/409:05:144
111391220,0ptp4l0-21swapper/409:04:424
111391220,0ptp4l0-21swapper/408:25:114
111391220,0ptp4l0-21swapper/407:50:104
111391220,0ptp4l0-21swapper/312:35:213
111391220,0ptp4l0-21swapper/312:11:433
111391220,0ptp4l0-21swapper/310:37:453
111391220,0ptp4l0-21swapper/309:55:533
111391220,0ptp4l0-21swapper/211:09:092
111391220,0ptp4l0-21swapper/111:53:461
111391220,0ptp4l0-21swapper/111:40:361
111391220,0ptp4l0-21swapper/111:28:261
111391220,0ptp4l0-21swapper/111:05:141
111391220,0ptp4l0-21swapper/110:56:071
111391220,0ptp4l0-21swapper/110:17:141
111391220,0ptp4l0-21swapper/110:05:371
111391220,0ptp4l0-21swapper/109:32:171
111391220,0ptp4l0-21swapper/109:15:441
111391220,0ptp4l0-21swapper/107:55:201
111391220,0ptp4l0-21swapper/107:45:181
111391220,0ptp4l0-21swapper/107:30:111
111391220,0ptp4l0-21swapper/011:56:200
111391220,0ptp4l0-21swapper/011:53:260
111391220,0ptp4l0-21swapper/010:50:110
111391220,0ptp4l0-21swapper/008:50:120
111391220,0ptp4l0-21swapper/008:42:330
111391220,0ptp4l0-21swapper/008:30:160
111391220,0ptp4l0-21swapper/008:25:170
111391220,0ptp4l0-21swapper/008:20:000
111391220,0ptp4l0-21swapper/008:10:150
111391220,0ptp4l0-21swapper/008:05:180
111391220,0ptp4l0-21swapper/008:01:410
111391220,0ptp4l0-21swapper/007:40:120
111391220,0ptp4l0-21swapper/007:25:170
111391220,0ptp4l0-21swapper/007:10:120
111391220,0ptp4l0-21swapper/007:10:120
111391210,1ptp4l5631-21df07:45:124
111391210,1ptp4l1-21systemd11:50:013
111391210,0ptp4l0-21swapper/710:30:207
111391210,0ptp4l0-21swapper/709:55:457
111391210,0ptp4l0-21swapper/611:45:026
111391210,0ptp4l0-21swapper/611:41:506
111391210,0ptp4l0-21swapper/611:32:476
111391210,0ptp4l0-21swapper/611:23:166
111391210,0ptp4l0-21swapper/609:39:046
111391210,0ptp4l0-21swapper/609:31:596
111391210,0ptp4l0-21swapper/609:18:356
111391210,0ptp4l0-21swapper/512:31:335
111391210,0ptp4l0-21swapper/512:31:325
111391210,0ptp4l0-21swapper/510:47:455
111391210,0ptp4l0-21swapper/508:45:205
111391210,0ptp4l0-21swapper/408:15:164
111391210,0ptp4l0-21swapper/407:40:124
111391210,0ptp4l0-21swapper/407:20:164
111391210,0ptp4l0-21swapper/212:33:182
111391210,0ptp4l0-21swapper/212:33:172
111391210,0ptp4l0-21swapper/212:14:192
111391210,0ptp4l0-21swapper/211:56:062
111391210,0ptp4l0-21swapper/210:29:442
111391210,0ptp4l0-21swapper/209:31:532
111391210,0ptp4l0-21swapper/209:19:322
111391210,0ptp4l0-21swapper/112:10:361
111391210,0ptp4l0-21swapper/110:47:411
111391210,0ptp4l0-21swapper/109:45:021
111391210,0ptp4l0-21swapper/108:22:391
111391210,0ptp4l0-21swapper/107:42:371
111391210,0ptp4l0-21swapper/009:04:210
111391200,0ptp4l0-21swapper/711:14:357
111391200,0ptp4l0-21swapper/612:33:186
111391200,0ptp4l0-21swapper/612:33:186
111391200,0ptp4l0-21swapper/611:36:186
111391200,0ptp4l0-21swapper/610:11:166
111391200,0ptp4l0-21swapper/607:52:456
111391200,0ptp4l0-21swapper/607:49:196
111391200,0ptp4l0-21swapper/512:13:495
111391200,0ptp4l0-21swapper/508:58:505
111391200,0ptp4l0-21swapper/508:22:465
111391200,0ptp4l0-21swapper/507:54:135
111391200,0ptp4l0-21swapper/407:14:074
111391200,0ptp4l0-21swapper/407:14:074
111391200,0ptp4l0-21swapper/308:50:453
111391200,0ptp4l0-21swapper/307:46:433
111391200,0ptp4l0-21swapper/211:27:392
111391200,0ptp4l0-21swapper/211:03:442
111391200,0ptp4l0-21swapper/210:48:132
111391200,0ptp4l0-21swapper/210:38:102
111391200,0ptp4l0-21swapper/209:07:222
111391200,0ptp4l0-21swapper/112:31:341
111391200,0ptp4l0-21swapper/112:31:331
111391200,0ptp4l0-21swapper/108:38:451
111391200,0ptp4l0-21swapper/007:56:210
111391190,3ptp4l0-21swapper/408:04:364
111391190,0ptp4l0-21swapper/610:56:456
111391190,0ptp4l0-21swapper/609:58:076
111391190,0ptp4l0-21swapper/609:53:596
111391190,0ptp4l0-21swapper/609:53:596
111391190,0ptp4l0-21swapper/510:40:065
111391190,0ptp4l0-21swapper/508:39:225
111391190,0ptp4l0-21swapper/508:14:455
111391190,0ptp4l0-21swapper/407:56:214
111391190,0ptp4l0-21swapper/311:14:423
111391190,0ptp4l0-21swapper/212:05:282
111391190,0ptp4l0-21swapper/211:32:452
111391190,0ptp4l0-21swapper/211:23:032
111391190,0ptp4l0-21swapper/108:52:041
111391190,0ptp4l0-21swapper/108:00:151
111391190,0ptp4l0-21swapper/107:54:211
111391190,0ptp4l0-21swapper/107:35:181
111391190,0ptp4l0-21swapper/008:37:450
111391180,0ptp4l0-21swapper/211:41:492
111391180,0ptp4l0-21swapper/210:59:322
111391180,0ptp4l0-21swapper/108:14:451
111391170,0ptp4l0-21swapper/610:29:456
111391170,0ptp4l0-21swapper/508:31:495
111391170,0ptp4l0-21swapper/308:34:223
111391170,0ptp4l0-21swapper/210:33:552
20928991612,3cyclictest22101-21munin-run11:40:007
111391160,0ptp4l0-21swapper/611:03:456
111391160,0ptp4l0-21swapper/610:38:146
111391160,0ptp4l0-21swapper/609:45:436
111391160,0ptp4l0-21swapper/607:40:016
111391160,0ptp4l0-21swapper/607:15:326
111391160,0ptp4l0-21swapper/607:15:326
111391160,0ptp4l0-21swapper/507:43:145
111391160,0ptp4l0-21swapper/209:57:592
111391160,0ptp4l0-21swapper/209:54:012
111391160,0ptp4l0-21swapper/209:54:002
111391160,0ptp4l0-21swapper/207:10:102
111391160,0ptp4l0-21swapper/207:10:102
111391160,0ptp4l0-21swapper/108:30:571
111391160,0ptp4l0-21swapper/108:16:181
111391150,0ptp4l0-21swapper/708:50:457
111391150,0ptp4l0-21swapper/708:33:507
111391150,0ptp4l0-21swapper/612:14:166
111391150,0ptp4l0-21swapper/609:07:116
111391150,0ptp4l0-21swapper/608:35:446
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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