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2025-12-05 - 02:36

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 Thu Dec 04, 2025 12:46:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2110326736,7sleep70-21swapper/707:09:237
242482640,0sleep10-21swapper/110:50:151
114091640,33ptp4l0-21swapper/107:05:311
114091620,6ptp4l0-21swapper/607:08:596
225782610,0sleep70-21swapper/710:48:227
114091600,29ptp4l0-21swapper/207:07:512
114091580,6ptp4l0-21swapper/407:05:114
114091580,5ptp4l0-21swapper/507:07:275
2107225545,6sleep30-21swapper/307:08:553
114091540,13ptp4l0-21swapper/007:05:190
114091530,0ptp4l105-21kswapd011:43:070
114091380,2ptp4l4623-21latency11:50:154
114091360,0ptp4l0-21swapper/412:18:514
114091360,0ptp4l0-21swapper/409:31:544
114091330,1ptp4l5718-21ssh09:42:251
114091320,3ptp4l481ktimersoftd/412:10:134
114091320,0ptp4l0-21swapper/112:08:311
114091320,0ptp4l0-21swapper/111:35:191
114091320,0ptp4l0-21swapper/111:25:121
114091310,0ptp4l0-21swapper/410:41:474
114091310,0ptp4l0-21swapper/410:28:304
114091310,0ptp4l0-21swapper/410:12:564
114091310,0ptp4l0-21swapper/209:41:362
114091310,0ptp4l0-21swapper/109:17:371
114091310,0ptp4l0-21swapper/109:10:351
114091300,0ptp4l0-21swapper/409:49:034
114091300,0ptp4l0-21swapper/409:20:344
114091300,0ptp4l0-21swapper/009:52:290
114091300,0ptp4l0-21swapper/009:12:060
114091290,0ptp4l0-21swapper/412:30:534
114091290,0ptp4l0-21swapper/412:27:554
114091290,0ptp4l0-21swapper/312:17:023
114091290,0ptp4l0-21swapper/310:14:183
114091290,0ptp4l0-21swapper/308:46:273
114091290,0ptp4l0-21swapper/112:34:411
114091290,0ptp4l0-21swapper/009:28:080
114091280,0ptp4l0-21swapper/710:29:267
114091280,0ptp4l0-21swapper/510:45:145
114091280,0ptp4l0-21swapper/411:44:404
114091280,0ptp4l0-21swapper/411:10:494
114091280,0ptp4l0-21swapper/411:10:484
114091280,0ptp4l0-21swapper/410:19:244
114091280,0ptp4l0-21swapper/410:07:354
114091280,0ptp4l0-21swapper/210:21:402
114091280,0ptp4l0-21swapper/209:38:492
114091280,0ptp4l0-21swapper/112:25:581
114091280,0ptp4l0-21swapper/110:56:111
114091280,0ptp4l0-21swapper/010:50:200
114091270,0ptp4l0-21swapper/512:00:375
114091270,0ptp4l0-21swapper/411:29:264
114091270,0ptp4l0-21swapper/111:40:491
114091270,0ptp4l0-21swapper/109:39:571
114091270,0ptp4l0-21swapper/109:04:261
114091260,2ptp4l0-21swapper/409:42:064
114091260,0ptp4l0-21swapper/509:40:155
114091260,0ptp4l0-21swapper/509:00:165
114091260,0ptp4l0-21swapper/507:20:155
114091260,0ptp4l0-21swapper/410:36:474
114091260,0ptp4l0-21swapper/410:22:164
114091260,0ptp4l0-21swapper/212:03:392
114091260,0ptp4l0-21swapper/112:02:531
114091260,0ptp4l0-21swapper/110:22:531
114091250,1ptp4l5300-21irqstats12:35:172
114091250,1ptp4l15978-21date09:55:205
114091250,1ptp4l15873-21/usr/sbin/munin09:55:201
114091250,0ptp4l0-21swapper/512:35:025
114091250,0ptp4l0-21swapper/512:05:405
114091250,0ptp4l0-21swapper/509:15:005
114091250,0ptp4l0-21swapper/411:15:194
114091250,0ptp4l0-21swapper/411:15:194
114091250,0ptp4l0-21swapper/410:32:144
114091250,0ptp4l0-21swapper/409:15:524
114091250,0ptp4l0-21swapper/408:05:174
114091250,0ptp4l0-21swapper/111:34:011
114091250,0ptp4l0-21swapper/110:27:381
114091250,0ptp4l0-21swapper/108:08:081
114091250,0ptp4l0-21swapper/107:10:191
114091250,0ptp4l0-21swapper/012:06:360
114091250,0ptp4l0-21swapper/011:51:580
114091250,0ptp4l0-21swapper/010:45:170
114091250,0ptp4l0-21swapper/009:18:350
114091250,0ptp4l0-21swapper/007:55:150
114091240,1ptp4l5205-21smartctl10:25:145
114091240,1ptp4l2815-21tail07:35:190
114091240,1ptp4l23671-21/usr/sbin/munin10:50:194
114091240,1ptp4l15054-21latency_hist08:05:004
114091240,0ptp4l0-21swapper/710:18:397
114091240,0ptp4l0-21swapper/609:41:296
114091240,0ptp4l0-21swapper/512:25:145
114091240,0ptp4l0-21swapper/511:45:135
114091240,0ptp4l0-21swapper/510:39:355
114091240,0ptp4l0-21swapper/510:05:215
114091240,0ptp4l0-21swapper/509:35:205
114091240,0ptp4l0-21swapper/508:50:205
114091240,0ptp4l0-21swapper/508:14:415
114091240,0ptp4l0-21swapper/507:45:115
114091240,0ptp4l0-21swapper/412:08:114
114091240,0ptp4l0-21swapper/410:57:134
114091240,0ptp4l0-21swapper/410:04:594
114091240,0ptp4l0-21swapper/409:25:464
114091240,0ptp4l0-21swapper/407:55:194
114091240,0ptp4l0-21swapper/407:10:104
114091240,0ptp4l0-21swapper/312:30:233
114091240,0ptp4l0-21swapper/111:20:231
114091240,0ptp4l0-21swapper/110:37:311
114091240,0ptp4l0-21swapper/109:23:191
114091240,0ptp4l0-21swapper/108:43:431
114091240,0ptp4l0-21swapper/108:43:431
114091240,0ptp4l0-21swapper/108:11:571
114091240,0ptp4l0-21swapper/107:37:151
114091240,0ptp4l0-21swapper/010:59:570
114091240,0ptp4l0-21swapper/010:37:280
114091240,0ptp4l0-21swapper/010:33:560
114091240,0ptp4l0-21swapper/010:21:270
114091240,0ptp4l0-21swapper/009:42:010
114091240,0ptp4l0-21swapper/008:25:000
114091240,0ptp4l0-21swapper/008:15:120
114091230,1ptp4l3661-21cpuspeed_turbos08:50:120
114091230,1ptp4l31414-21/usr/sbin/munin07:30:121
114091230,1ptp4l27375-21cat12:20:205
114091230,1ptp4l26944-21hddtemp_smartct08:30:131
114091230,1ptp4l25213-21ssh12:18:240
114091230,1ptp4l1084-21snmpd11:51:405
114091230,0ptp4l0-21swapper/710:52:577
114091230,0ptp4l0-21swapper/710:14:257
114091230,0ptp4l0-21swapper/612:35:196
114091230,0ptp4l0-21swapper/612:05:226
114091230,0ptp4l0-21swapper/609:28:516
114091230,0ptp4l0-21swapper/609:20:156
114091230,0ptp4l0-21swapper/511:57:375
114091230,0ptp4l0-21swapper/511:30:165
114091230,0ptp4l0-21swapper/511:10:205
114091230,0ptp4l0-21swapper/511:10:205
114091230,0ptp4l0-21swapper/511:04:055
114091230,0ptp4l0-21swapper/510:55:145
114091230,0ptp4l0-21swapper/510:15:205
114091230,0ptp4l0-21swapper/510:00:115
114091230,0ptp4l0-21swapper/509:30:215
114091230,0ptp4l0-21swapper/509:20:495
114091230,0ptp4l0-21swapper/509:20:015
114091230,0ptp4l0-21swapper/508:55:165
114091230,0ptp4l0-21swapper/508:30:165
114091230,0ptp4l0-21swapper/507:16:265
114091230,0ptp4l0-21swapper/507:10:125
114091230,0ptp4l0-21swapper/412:39:324
114091230,0ptp4l0-21swapper/411:55:124
114091230,0ptp4l0-21swapper/411:25:014
114091230,0ptp4l0-21swapper/410:49:014
114091230,0ptp4l0-21swapper/409:10:214
114091230,0ptp4l0-21swapper/408:55:004
114091230,0ptp4l0-21swapper/408:20:174
114091230,0ptp4l0-21swapper/407:34:554
114091230,0ptp4l0-21swapper/310:17:383
114091230,0ptp4l0-21swapper/308:00:143
114091230,0ptp4l0-21swapper/209:20:182
114091230,0ptp4l0-21swapper/112:15:131
114091230,0ptp4l0-21swapper/112:13:311
114091230,0ptp4l0-21swapper/111:45:211
114091230,0ptp4l0-21swapper/111:09:391
114091230,0ptp4l0-21swapper/110:45:121
114091230,0ptp4l0-21swapper/110:30:131
114091230,0ptp4l0-21swapper/110:15:211
114091230,0ptp4l0-21swapper/110:04:381
114091230,0ptp4l0-21swapper/109:47:491
114091230,0ptp4l0-21swapper/109:30:221
114091230,0ptp4l0-21swapper/109:28:481
114091230,0ptp4l0-21swapper/108:25:151
114091230,0ptp4l0-21swapper/107:51:431
114091230,0ptp4l0-21swapper/107:45:191
114091230,0ptp4l0-21swapper/107:20:141
114091230,0ptp4l0-21swapper/107:17:291
114091230,0ptp4l0-21swapper/012:40:000
114091230,0ptp4l0-21swapper/012:27:380
114091230,0ptp4l0-21swapper/011:36:250
114091230,0ptp4l0-21swapper/011:30:190
114091230,0ptp4l0-21swapper/011:27:300
114091230,0ptp4l0-21swapper/011:15:280
114091230,0ptp4l0-21swapper/011:15:270
114091230,0ptp4l0-21swapper/010:40:390
114091230,0ptp4l0-21swapper/010:25:220
114091230,0ptp4l0-21swapper/010:10:140
114091230,0ptp4l0-21swapper/010:07:280
114091230,0ptp4l0-21swapper/009:55:160
114091230,0ptp4l0-21swapper/009:48:570
114091230,0ptp4l0-21swapper/009:30:010
114091230,0ptp4l0-21swapper/007:50:200
114091230,0ptp4l0-21swapper/007:40:210
114091230,0ptp4l0-21swapper/007:25:140
114091230,0ptp4l0-21swapper/007:15:130
114091220,1ptp4l12294-21diskmemload11:36:314
114091220,0ptp4l0-21swapper/712:30:187
114091220,0ptp4l0-21swapper/708:45:127
114091220,0ptp4l0-21swapper/708:00:137
114091220,0ptp4l0-21swapper/612:30:156
114091220,0ptp4l0-21swapper/612:03:376
114091220,0ptp4l0-21swapper/611:37:486
114091220,0ptp4l0-21swapper/611:32:256
114091220,0ptp4l0-21swapper/610:20:486
114091220,0ptp4l0-21swapper/610:10:086
114091220,0ptp4l0-21swapper/609:38:516
114091220,0ptp4l0-21swapper/608:10:206
114091220,0ptp4l0-21swapper/512:31:025
114091220,0ptp4l0-21swapper/512:10:185
114091220,0ptp4l0-21swapper/511:40:145
114091220,0ptp4l0-21swapper/511:35:175
114091220,0ptp4l0-21swapper/511:25:075
114091220,0ptp4l0-21swapper/511:18:325
114091220,0ptp4l0-21swapper/511:18:315
114091220,0ptp4l0-21swapper/511:05:165
114091220,0ptp4l0-21swapper/510:52:285
114091220,0ptp4l0-21swapper/510:40:215
114091220,0ptp4l0-21swapper/510:30:135
114091220,0ptp4l0-21swapper/510:20:235
114091220,0ptp4l0-21swapper/510:12:275
114091220,0ptp4l0-21swapper/509:50:185
114091220,0ptp4l0-21swapper/509:45:145
114091220,0ptp4l0-21swapper/509:27:495
114091220,0ptp4l0-21swapper/508:40:155
114091220,0ptp4l0-21swapper/508:40:145
114091220,0ptp4l0-21swapper/508:25:105
114091220,0ptp4l0-21swapper/508:20:125
114091220,0ptp4l0-21swapper/508:15:175
114091220,0ptp4l0-21swapper/508:05:215
114091220,0ptp4l0-21swapper/508:00:305
114091220,0ptp4l0-21swapper/507:50:175
114091220,0ptp4l0-21swapper/412:00:134
114091220,0ptp4l0-21swapper/411:48:294
114091220,0ptp4l0-21swapper/411:30:014
114091220,0ptp4l0-21swapper/411:05:164
114091220,0ptp4l0-21swapper/411:01:424
114091220,0ptp4l0-21swapper/409:55:134
114091220,0ptp4l0-21swapper/409:51:534
114091220,0ptp4l0-21swapper/409:35:164
114091220,0ptp4l0-21swapper/409:05:184
114091220,0ptp4l0-21swapper/409:00:014
114091220,0ptp4l0-21swapper/407:40:224
114091220,0ptp4l0-21swapper/407:35:114
114091220,0ptp4l0-21swapper/407:15:184
114091220,0ptp4l0-21swapper/310:52:423
114091220,0ptp4l0-21swapper/308:31:423
114091220,0ptp4l0-21swapper/210:37:542
114091220,0ptp4l0-21swapper/209:15:442
114091220,0ptp4l0-21swapper/208:35:112
114091220,0ptp4l0-21swapper/208:10:192
114091220,0ptp4l0-21swapper/112:39:511
114091220,0ptp4l0-21swapper/112:20:111
114091220,0ptp4l0-21swapper/111:57:351
114091220,0ptp4l0-21swapper/111:16:111
114091220,0ptp4l0-21swapper/111:16:111
114091220,0ptp4l0-21swapper/111:11:391
114091220,0ptp4l0-21swapper/111:11:391
114091220,0ptp4l0-21swapper/111:00:201
114091220,0ptp4l0-21swapper/110:42:171
114091220,0ptp4l0-21swapper/110:11:371
114091220,0ptp4l0-21swapper/110:05:151
114091220,0ptp4l0-21swapper/109:50:171
114091220,0ptp4l0-21swapper/108:55:151
114091220,0ptp4l0-21swapper/108:48:271
114091220,0ptp4l0-21swapper/108:35:201
114091220,0ptp4l0-21swapper/108:15:151
114091220,0ptp4l0-21swapper/108:00:361
114091220,0ptp4l0-21swapper/107:55:131
114091220,0ptp4l0-21swapper/107:40:151
114091220,0ptp4l0-21swapper/107:25:201
114091220,0ptp4l0-21swapper/012:30:010
114091220,0ptp4l0-21swapper/012:03:540
114091220,0ptp4l0-21swapper/011:55:110
114091220,0ptp4l0-21swapper/011:49:100
114091220,0ptp4l0-21swapper/011:24:170
114091220,0ptp4l0-21swapper/011:12:040
114091220,0ptp4l0-21swapper/011:12:030
114091220,0ptp4l0-21swapper/011:05:120
114091220,0ptp4l0-21swapper/011:01:450
114091220,0ptp4l0-21swapper/010:15:120
114091220,0ptp4l0-21swapper/009:35:500
114091220,0ptp4l0-21swapper/009:21:370
114091220,0ptp4l0-21swapper/009:05:140
114091220,0ptp4l0-21swapper/008:40:180
114091220,0ptp4l0-21swapper/008:40:170
114091220,0ptp4l0-21swapper/008:10:120
114091210,0ptp4l0-21swapper/712:16:357
114091210,0ptp4l0-21swapper/709:46:157
114091210,0ptp4l0-21swapper/709:27:257
114091210,0ptp4l0-21swapper/708:32:277
114091210,0ptp4l0-21swapper/612:19:366
114091210,0ptp4l0-21swapper/611:16:166
114091210,0ptp4l0-21swapper/611:16:166
114091210,0ptp4l0-21swapper/611:09:066
114091210,0ptp4l0-21swapper/611:02:176
114091210,0ptp4l0-21swapper/610:59:336
114091210,0ptp4l0-21swapper/610:52:036
114091210,0ptp4l0-21swapper/610:28:536
114091210,0ptp4l0-21swapper/609:49:336
114091210,0ptp4l0-21swapper/512:19:055
114091210,0ptp4l0-21swapper/511:20:205
114091210,0ptp4l0-21swapper/508:36:355
114091210,0ptp4l0-21swapper/507:41:235
114091210,0ptp4l0-21swapper/507:36:265
114091210,0ptp4l0-21swapper/507:30:195
114091210,0ptp4l0-21swapper/412:24:314
114091210,0ptp4l0-21swapper/408:16:364
114091210,0ptp4l0-21swapper/408:10:114
114091210,0ptp4l0-21swapper/407:49:224
114091210,0ptp4l0-21swapper/312:36:093
114091210,0ptp4l0-21swapper/310:29:333
114091210,0ptp4l0-21swapper/212:30:132
114091210,0ptp4l0-21swapper/212:15:042
114091210,0ptp4l0-21swapper/211:59:122
114091210,0ptp4l0-21swapper/211:30:362
114091210,0ptp4l0-21swapper/211:11:422
114091210,0ptp4l0-21swapper/211:11:422
114091210,0ptp4l0-21swapper/210:45:292
114091210,0ptp4l0-21swapper/210:28:512
114091210,0ptp4l0-21swapper/209:49:332
114091210,0ptp4l0-21swapper/111:52:151
114091210,0ptp4l0-21swapper/109:05:451
114091210,0ptp4l0-21swapper/108:50:181
114091210,0ptp4l0-21swapper/108:20:131
114091210,0ptp4l0-21swapper/012:21:590
114091210,0ptp4l0-21swapper/012:10:010
114091210,0ptp4l0-21swapper/010:00:560
114091210,0ptp4l0-21swapper/009:00:170
114091210,0ptp4l0-21swapper/008:35:140
114091210,0ptp4l0-21swapper/008:31:100
114091210,0ptp4l0-21swapper/008:05:160
114091200,0ptp4l0-21swapper/712:36:077
114091200,0ptp4l0-21swapper/611:55:486
114091200,0ptp4l0-21swapper/610:47:266
114091200,0ptp4l0-21swapper/610:33:166
114091200,0ptp4l0-21swapper/507:55:285
114091200,0ptp4l0-21swapper/408:56:274
114091200,0ptp4l0-21swapper/408:47:584
114091200,0ptp4l0-21swapper/408:27:274
114091200,0ptp4l0-21swapper/309:27:263
114091200,0ptp4l0-21swapper/308:23:243
114091200,0ptp4l0-21swapper/212:05:252
114091200,0ptp4l0-21swapper/211:48:052
114091200,0ptp4l0-21swapper/211:39:542
114091200,0ptp4l0-21swapper/211:27:202
114091200,0ptp4l0-21swapper/211:17:022
114091200,0ptp4l0-21swapper/211:17:012
114091200,0ptp4l0-21swapper/209:56:572
114091200,0ptp4l0-21swapper/209:04:502
114091200,0ptp4l0-21swapper/008:55:240
114091200,0ptp4l0-21swapper/007:45:000
114091190,0ptp4l0-21swapper/612:12:446
114091190,0ptp4l0-21swapper/611:11:436
114091190,0ptp4l0-21swapper/611:11:436
114091190,0ptp4l0-21swapper/609:56:586
114091190,0ptp4l0-21swapper/609:11:466
114091190,0ptp4l0-21swapper/608:35:126
114091190,0ptp4l0-21swapper/407:24:514
114091190,0ptp4l0-21swapper/211:09:062
114091190,0ptp4l0-21swapper/210:59:262
114091190,0ptp4l0-21swapper/210:30:372
114091190,0ptp4l0-21swapper/210:04:302
114091190,0ptp4l0-21swapper/209:11:462
2146399183,14cyclictest0-21swapper/507:25:035
114091180,0ptp4l0-21swapper/611:43:036
114091180,0ptp4l0-21swapper/610:37:576
114091180,0ptp4l0-21swapper/609:50:216
114091180,0ptp4l0-21swapper/509:05:445
114091180,0ptp4l0-21swapper/408:43:154
114091180,0ptp4l0-21swapper/408:43:154
114091180,0ptp4l0-21swapper/407:25:154
114091180,0ptp4l0-21swapper/209:50:222
21463991716,0cyclictest26248-21kworker/5:108:49:445
114091170,0ptp4l0-21swapper/611:48:076
21427991615,0cyclictest18553-21kworker/0:108:25:230
114091160,0ptp4l0-21swapper/610:04:306
114091160,0ptp4l0-21swapper/609:15:426
114091160,0ptp4l0-21swapper/307:30:493
114091160,0ptp4l0-21swapper/212:12:432
114091160,0ptp4l0-21swapper/211:02:182
114091160,0ptp4l0-21swapper/210:52:032
114091160,0ptp4l0-21swapper/208:41:262
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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