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2025-11-27 - 23:57

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 Nov 27, 2025 12:46:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
114091660,34ptp4l0-21swapper/007:06:410
114091610,4ptp4l0-21swapper/107:05:171
360226050,6sleep30-21swapper/307:09:333
349525949,6sleep70-21swapper/707:08:097
329125847,6sleep20-21swapper/207:05:322
284542580,0sleep10-21swapper/110:35:241
2120915633,7phc2sys0-21swapper/407:09:144
74952550,1sleep0101ktimersoftd/011:35:150
63532530,0sleep10-21swapper/112:17:381
114091510,5ptp4l0-21swapper/507:05:575
173424837,7sleep60-21swapper/607:05:116
114091310,0ptp4l0-21swapper/509:54:015
114091310,0ptp4l0-21swapper/110:22:171
114091310,0ptp4l0-21swapper/109:42:421
114091300,0ptp4l0-21swapper/512:00:095
114091300,0ptp4l0-21swapper/511:36:105
114091300,0ptp4l0-21swapper/509:15:405
114091300,0ptp4l0-21swapper/111:21:211
114091300,0ptp4l0-21swapper/110:05:151
114091300,0ptp4l0-21swapper/109:32:411
114091300,0ptp4l0-21swapper/010:22:070
114091290,0ptp4l0-21swapper/612:18:076
114091290,0ptp4l0-21swapper/509:31:015
114091290,0ptp4l0-21swapper/112:23:521
114091290,0ptp4l0-21swapper/009:29:040
114091280,0ptp4l481ktimersoftd/411:05:104
114091280,0ptp4l0-21swapper/511:47:115
114091280,0ptp4l0-21swapper/511:19:125
114091280,0ptp4l0-21swapper/510:57:365
114091280,0ptp4l0-21swapper/507:30:195
114091280,0ptp4l0-21swapper/412:26:244
114091280,0ptp4l0-21swapper/111:29:221
114091280,0ptp4l0-21swapper/110:32:131
114091280,0ptp4l0-21swapper/109:38:261
114091280,0ptp4l0-21swapper/010:42:070
114091270,0ptp4l0-21swapper/511:10:105
114091270,0ptp4l0-21swapper/209:21:232
114091270,0ptp4l0-21swapper/012:10:120
114091260,3ptp4l0-21swapper/510:27:115
114091260,3ptp4l0-21swapper/509:29:505
114091260,1ptp4l26660-21pgrep11:17:110
114091260,0ptp4l0-21swapper/610:53:256
114091260,0ptp4l0-21swapper/512:07:565
114091260,0ptp4l0-21swapper/511:40:245
114091260,0ptp4l0-21swapper/511:33:355
114091260,0ptp4l0-21swapper/510:34:575
114091260,0ptp4l0-21swapper/509:43:175
114091260,0ptp4l0-21swapper/509:13:385
114091260,0ptp4l0-21swapper/507:15:155
114091260,0ptp4l0-21swapper/410:38:284
114091260,0ptp4l0-21swapper/111:50:111
114091260,0ptp4l0-21swapper/111:46:321
114091260,0ptp4l0-21swapper/111:11:231
114091260,0ptp4l0-21swapper/110:15:401
114091260,0ptp4l0-21swapper/109:52:521
114091260,0ptp4l0-21swapper/109:00:111
114091260,0ptp4l0-21swapper/012:24:010
114091260,0ptp4l0-21swapper/011:52:270
114091260,0ptp4l0-21swapper/009:22:360
114091250,2ptp4l9-21ksoftirqd/009:55:150
114091250,2ptp4l388799cyclictest09:45:200
114091250,1ptp4l27828-21sh09:10:121
114091250,0ptp4l0-21swapper/611:54:496
114091250,0ptp4l0-21swapper/512:21:495
114091250,0ptp4l0-21swapper/511:25:085
114091250,0ptp4l0-21swapper/508:13:095
114091250,0ptp4l0-21swapper/507:40:215
114091250,0ptp4l0-21swapper/210:01:012
114091250,0ptp4l0-21swapper/207:50:002
114091250,0ptp4l0-21swapper/112:25:181
114091250,0ptp4l0-21swapper/111:31:151
114091250,0ptp4l0-21swapper/111:05:191
114091250,0ptp4l0-21swapper/110:10:131
114091250,0ptp4l0-21swapper/109:25:161
114091250,0ptp4l0-21swapper/109:20:011
114091250,0ptp4l0-21swapper/107:40:151
114091250,0ptp4l0-21swapper/107:13:131
114091250,0ptp4l0-21swapper/011:49:450
114091250,0ptp4l0-21swapper/010:03:070
114091250,0ptp4l0-21swapper/007:35:150
114091240,2ptp4l0-21swapper/512:31:135
114091240,1ptp4l4590-21timerandwakeup11:30:202
114091240,1ptp4l4396-21df_inode07:10:123
114091240,1ptp4l2958-21sensors10:45:204
114091240,1ptp4l28775-21ssh11:20:175
114091240,1ptp4l2862-21ps10:45:200
114091240,1ptp4l25212-21idleruntime-cro12:00:005
114091240,1ptp4l2485-21df_inode08:15:111
114091240,1ptp4l20869-21df_inode08:55:111
114091240,1ptp4l20026-21uname10:25:131
114091240,1ptp4l18823-21irqrtprio08:50:166
114091240,1ptp4l15891-21cpuspeed_turbos10:20:125
114091240,1ptp4l15107-21ssh12:30:140
114091240,1ptp4l13040-21/usr/sbin/munin11:00:181
114091240,1ptp4l13040-21/usr/sbin/munin11:00:181
114091240,1ptp4l11702-21sort09:30:220
114091240,0ptp4l0-21swapper/709:12:077
114091240,0ptp4l0-21swapper/612:37:266
114091240,0ptp4l0-21swapper/610:48:286
114091240,0ptp4l0-21swapper/610:14:296
114091240,0ptp4l0-21swapper/610:00:396
114091240,0ptp4l0-21swapper/608:10:156
114091240,0ptp4l0-21swapper/511:00:205
114091240,0ptp4l0-21swapper/511:00:205
114091240,0ptp4l0-21swapper/510:39:435
114091240,0ptp4l0-21swapper/510:15:205
114091240,0ptp4l0-21swapper/510:12:515
114091240,0ptp4l0-21swapper/510:00:185
114091240,0ptp4l0-21swapper/509:55:185
114091240,0ptp4l0-21swapper/509:20:105
114091240,0ptp4l0-21swapper/509:00:105
114091240,0ptp4l0-21swapper/508:40:155
114091240,0ptp4l0-21swapper/508:25:155
114091240,0ptp4l0-21swapper/508:00:105
114091240,0ptp4l0-21swapper/507:45:135
114091240,0ptp4l0-21swapper/507:35:175
114091240,0ptp4l0-21swapper/410:55:134
114091240,0ptp4l0-21swapper/409:46:444
114091240,0ptp4l0-21swapper/311:37:213
114091240,0ptp4l0-21swapper/210:50:202
114091240,0ptp4l0-21swapper/209:39:382
114091240,0ptp4l0-21swapper/208:10:152
114091240,0ptp4l0-21swapper/112:40:001
114091240,0ptp4l0-21swapper/112:31:111
114091240,0ptp4l0-21swapper/111:42:021
114091240,0ptp4l0-21swapper/111:35:581
114091240,0ptp4l0-21swapper/111:15:131
114091240,0ptp4l0-21swapper/110:56:311
114091240,0ptp4l0-21swapper/110:40:221
114091240,0ptp4l0-21swapper/109:55:201
114091240,0ptp4l0-21swapper/109:45:271
114091240,0ptp4l0-21swapper/108:05:191
114091240,0ptp4l0-21swapper/107:35:131
114091240,0ptp4l0-21swapper/107:20:201
114091240,0ptp4l0-21swapper/012:29:340
114091240,0ptp4l0-21swapper/012:01:130
114091240,0ptp4l0-21swapper/011:05:110
114091240,0ptp4l0-21swapper/009:35:080
114091240,0ptp4l0-21swapper/007:30:150
114091240,0ptp4l0-21swapper/007:10:250
114091230,1ptp4l28679-21/usr/sbin/munin08:00:161
114091230,0ptp4l0-21swapper/711:15:467
114091230,0ptp4l0-21swapper/707:10:167
114091230,0ptp4l0-21swapper/611:30:166
114091230,0ptp4l0-21swapper/611:27:006
114091230,0ptp4l0-21swapper/609:48:226
114091230,0ptp4l0-21swapper/609:20:436
114091230,0ptp4l0-21swapper/608:45:156
114091230,0ptp4l0-21swapper/608:05:136
114091230,0ptp4l0-21swapper/607:55:156
114091230,0ptp4l0-21swapper/512:35:555
114091230,0ptp4l0-21swapper/512:25:155
114091230,0ptp4l0-21swapper/512:15:115
114091230,0ptp4l0-21swapper/512:10:185
114091230,0ptp4l0-21swapper/511:50:165
114091230,0ptp4l0-21swapper/511:05:185
114091230,0ptp4l0-21swapper/510:46:425
114091230,0ptp4l0-21swapper/510:43:405
114091230,0ptp4l0-21swapper/510:05:195
114091230,0ptp4l0-21swapper/509:49:225
114091230,0ptp4l0-21swapper/509:38:455
114091230,0ptp4l0-21swapper/509:05:105
114091230,0ptp4l0-21swapper/508:55:155
114091230,0ptp4l0-21swapper/508:35:095
114091230,0ptp4l0-21swapper/508:30:205
114091230,0ptp4l0-21swapper/508:15:115
114091230,0ptp4l0-21swapper/507:25:175
114091230,0ptp4l0-21swapper/507:20:135
114091230,0ptp4l0-21swapper/412:30:184
114091230,0ptp4l0-21swapper/411:38:284
114091230,0ptp4l0-21swapper/409:55:524
114091230,0ptp4l0-21swapper/409:51:054
114091230,0ptp4l0-21swapper/409:30:184
114091230,0ptp4l0-21swapper/409:15:084
114091230,0ptp4l0-21swapper/408:55:194
114091230,0ptp4l0-21swapper/408:40:134
114091230,0ptp4l0-21swapper/407:20:154
114091230,0ptp4l0-21swapper/311:16:243
114091230,0ptp4l0-21swapper/309:12:183
114091230,0ptp4l0-21swapper/212:38:132
114091230,0ptp4l0-21swapper/212:30:322
114091230,0ptp4l0-21swapper/210:47:522
114091230,0ptp4l0-21swapper/210:14:142
114091230,0ptp4l0-21swapper/210:06:142
114091230,0ptp4l0-21swapper/208:50:172
114091230,0ptp4l0-21swapper/208:45:152
114091230,0ptp4l0-21swapper/207:55:162
114091230,0ptp4l0-21swapper/112:07:191
114091230,0ptp4l0-21swapper/112:00:131
114091230,0ptp4l0-21swapper/111:55:171
114091230,0ptp4l0-21swapper/110:00:001
114091230,0ptp4l0-21swapper/109:20:141
114091230,0ptp4l0-21swapper/108:45:051
114091230,0ptp4l0-21swapper/108:40:161
114091230,0ptp4l0-21swapper/108:35:151
114091230,0ptp4l0-21swapper/108:25:111
114091230,0ptp4l0-21swapper/108:20:191
114091230,0ptp4l0-21swapper/108:20:181
114091230,0ptp4l0-21swapper/107:45:131
114091230,0ptp4l0-21swapper/107:25:141
114091230,0ptp4l0-21swapper/107:15:161
114091230,0ptp4l0-21swapper/012:35:140
114091230,0ptp4l0-21swapper/012:18:130
114091230,0ptp4l0-21swapper/011:13:420
114091230,0ptp4l0-21swapper/010:55:130
114091230,0ptp4l0-21swapper/010:19:060
114091230,0ptp4l0-21swapper/010:06:480
114091230,0ptp4l0-21swapper/009:53:350
114091230,0ptp4l0-21swapper/009:40:190
114091230,0ptp4l0-21swapper/008:40:120
114091230,0ptp4l0-21swapper/008:20:190
114091230,0ptp4l0-21swapper/008:20:190
114091230,0ptp4l0-21swapper/008:05:180
114091220,1ptp4l0-21swapper/212:22:352
114091220,0ptp4l27112-21diskmemload10:31:120
114091220,0ptp4l1164-21if_err_eno110:00:134
114091220,0ptp4l0-21swapper/612:23:176
114091220,0ptp4l0-21swapper/611:55:116
114091220,0ptp4l0-21swapper/609:40:116
114091220,0ptp4l0-21swapper/609:39:076
114091220,0ptp4l0-21swapper/607:50:126
114091220,0ptp4l0-21swapper/607:17:386
114091220,0ptp4l0-21swapper/508:50:235
114091220,0ptp4l0-21swapper/508:20:165
114091220,0ptp4l0-21swapper/508:20:155
114091220,0ptp4l0-21swapper/412:35:144
114091220,0ptp4l0-21swapper/412:20:004
114091220,0ptp4l0-21swapper/412:17:074
114091220,0ptp4l0-21swapper/412:10:394
114091220,0ptp4l0-21swapper/412:05:114
114091220,0ptp4l0-21swapper/412:02:494
114091220,0ptp4l0-21swapper/411:55:144
114091220,0ptp4l0-21swapper/411:49:134
114091220,0ptp4l0-21swapper/411:31:104
114091220,0ptp4l0-21swapper/411:25:064
114091220,0ptp4l0-21swapper/411:20:364
114091220,0ptp4l0-21swapper/411:15:204
114091220,0ptp4l0-21swapper/411:13:064
114091220,0ptp4l0-21swapper/411:03:104
114091220,0ptp4l0-21swapper/411:03:104
114091220,0ptp4l0-21swapper/410:42:084
114091220,0ptp4l0-21swapper/410:31:234
114091220,0ptp4l0-21swapper/410:26:244
114091220,0ptp4l0-21swapper/410:22:134
114091220,0ptp4l0-21swapper/410:16:174
114091220,0ptp4l0-21swapper/410:12:034
114091220,0ptp4l0-21swapper/410:08:214
114091220,0ptp4l0-21swapper/409:40:214
114091220,0ptp4l0-21swapper/409:35:104
114091220,0ptp4l0-21swapper/409:29:054
114091220,0ptp4l0-21swapper/409:20:054
114091220,0ptp4l0-21swapper/409:11:224
114091220,0ptp4l0-21swapper/408:05:184
114091220,0ptp4l0-21swapper/407:25:124
114091220,0ptp4l0-21swapper/212:18:042
114091220,0ptp4l0-21swapper/211:27:192
114091220,0ptp4l0-21swapper/210:25:322
114091220,0ptp4l0-21swapper/209:48:192
114091220,0ptp4l0-21swapper/209:40:162
114091220,0ptp4l0-21swapper/208:05:002
114091220,0ptp4l0-21swapper/207:50:162
114091220,0ptp4l0-21swapper/112:10:191
114091220,0ptp4l0-21swapper/110:45:311
114091220,0ptp4l0-21swapper/109:05:111
114091220,0ptp4l0-21swapper/108:34:121
114091220,0ptp4l0-21swapper/108:14:581
114091220,0ptp4l0-21swapper/107:57:291
114091220,0ptp4l0-21swapper/107:53:081
114091220,0ptp4l0-21swapper/107:30:201
114091220,0ptp4l0-21swapper/012:05:110
114091220,0ptp4l0-21swapper/011:55:120
114091220,0ptp4l0-21swapper/011:43:410
114091220,0ptp4l0-21swapper/011:34:540
114091220,0ptp4l0-21swapper/011:25:010
114091220,0ptp4l0-21swapper/011:22:000
114091220,0ptp4l0-21swapper/011:05:000
114091220,0ptp4l0-21swapper/011:04:590
114091220,0ptp4l0-21swapper/010:38:050
114091220,0ptp4l0-21swapper/010:26:160
114091220,0ptp4l0-21swapper/009:15:100
114091220,0ptp4l0-21swapper/009:10:090
114091220,0ptp4l0-21swapper/009:05:450
114091220,0ptp4l0-21swapper/008:55:190
114091220,0ptp4l0-21swapper/008:50:220
114091220,0ptp4l0-21swapper/008:35:190
114091220,0ptp4l0-21swapper/007:20:140
114091210,0ptp4l0-21swapper/711:36:247
114091210,0ptp4l0-21swapper/610:55:006
114091210,0ptp4l0-21swapper/610:25:346
114091210,0ptp4l0-21swapper/610:22:356
114091210,0ptp4l0-21swapper/610:06:196
114091210,0ptp4l0-21swapper/609:50:416
114091210,0ptp4l0-21swapper/608:17:126
114091210,0ptp4l0-21swapper/607:38:086
114091210,0ptp4l0-21swapper/411:52:264
114091210,0ptp4l0-21swapper/410:50:424
114091210,0ptp4l0-21swapper/408:32:124
114091210,0ptp4l0-21swapper/408:00:094
114091210,0ptp4l0-21swapper/211:55:032
114091210,0ptp4l0-21swapper/211:54:492
114091210,0ptp4l0-21swapper/211:13:582
114091210,0ptp4l0-21swapper/210:55:032
114091210,0ptp4l0-21swapper/210:34:312
114091210,0ptp4l0-21swapper/210:22:342
114091210,0ptp4l0-21swapper/209:50:412
114091210,0ptp4l0-21swapper/108:53:121
114091210,0ptp4l0-21swapper/010:12:020
114091210,0ptp4l0-21swapper/007:42:090
114091210,0ptp4l0-21swapper/007:15:060
114091200,0ptp4l0-21swapper/612:30:246
114091200,0ptp4l0-21swapper/611:13:596
114091200,0ptp4l0-21swapper/607:34:476
114091200,0ptp4l0-21swapper/607:24:556
114091200,0ptp4l0-21swapper/508:09:555
114091200,0ptp4l0-21swapper/507:52:365
114091200,0ptp4l0-21swapper/507:11:475
114091200,0ptp4l0-21swapper/411:44:334
114091200,0ptp4l0-21swapper/407:59:554
114091200,0ptp4l0-21swapper/407:42:534
114091200,0ptp4l0-21swapper/407:30:144
114091200,0ptp4l0-21swapper/407:15:224
114091200,0ptp4l0-21swapper/407:10:194
114091200,0ptp4l0-21swapper/211:23:392
114091200,0ptp4l0-21swapper/208:43:052
114091200,0ptp4l0-21swapper/207:38:122
114091200,0ptp4l0-21swapper/010:50:340
114091200,0ptp4l0-21swapper/008:32:120
114091190,0ptp4l0-21swapper/607:26:526
114091190,0ptp4l0-21swapper/210:37:412
114091190,0ptp4l0-21swapper/007:27:520
114091180,1ptp4l27112-21diskmemload11:23:416
114091180,0ptp4l0-21swapper/608:43:076
114091180,0ptp4l0-21swapper/608:04:556
114091180,0ptp4l0-21swapper/508:46:125
114091180,0ptp4l0-21swapper/007:47:540
114091170,2ptp4l0-21swapper/008:02:510
114091170,0ptp4l0-21swapper/710:01:137
114091170,0ptp4l0-21swapper/208:27:502
114091170,0ptp4l0-21swapper/208:05:102
114091170,0ptp4l0-21swapper/207:31:462
114091170,0ptp4l0-21swapper/207:19:302
114091170,0ptp4l0-21swapper/008:28:050
114091160,0ptp4l0-21swapper/610:37:396
114091160,0ptp4l0-21swapper/610:34:336
114091160,0ptp4l0-21swapper/607:49:266
114091160,0ptp4l0-21swapper/507:56:495
114091160,0ptp4l0-21swapper/408:53:334
114091160,0ptp4l0-21swapper/408:36:474
114091160,0ptp4l0-21swapper/407:36:264
114091160,0ptp4l0-21swapper/208:57:402
114091160,0ptp4l0-21swapper/207:26:412
114091160,0ptp4l0-21swapper/009:01:300
114091160,0ptp4l0-21swapper/008:18:220
114091160,0ptp4l0-21swapper/007:50:330
114091150,0ptp4l0-21swapper/609:05:376
114091150,0ptp4l0-21swapper/609:01:596
114091150,0ptp4l0-21swapper/608:57:206
114091150,0ptp4l0-21swapper/608:34:476
114091150,0ptp4l0-21swapper/608:27:206
114091150,0ptp4l0-21swapper/409:05:364
114091150,0ptp4l0-21swapper/409:03:174
114091150,0ptp4l0-21swapper/408:46:184
114091150,0ptp4l0-21swapper/408:29:254
114091150,0ptp4l0-21swapper/408:20:014
114091150,0ptp4l0-21swapper/408:20:014
114091150,0ptp4l0-21swapper/408:16:144
114091150,0ptp4l0-21swapper/408:10:344
114091150,0ptp4l0-21swapper/407:50:374
114091150,0ptp4l0-21swapper/407:47:144
114091150,0ptp4l0-21swapper/209:05:402
114091150,0ptp4l0-21swapper/209:02:162
114091150,0ptp4l0-21swapper/208:34:462
114091150,0ptp4l0-21swapper/208:17:212
114091150,0ptp4l0-21swapper/207:44:212
114091150,0ptp4l0-21swapper/207:24:532
114091150,0ptp4l0-21swapper/008:46:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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