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2025-07-14 - 21:13

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 Mon Jul 14, 2025 12:46:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
114091720,5ptp4l0-21swapper/407:05:234
230692680,0sleep61093-21runrttasks11:30:156
114091660,32ptp4l0-21swapper/007:05:170
48222640,0sleep10-21swapper/112:34:261
114091610,5ptp4l0-21swapper/607:09:046
114091590,28ptp4l0-21swapper/207:06:562
2136525341,7sleep10-21swapper/107:09:141
2127225139,7sleep70-21swapper/707:08:087
2110425141,6sleep30-21swapper/307:05:553
1921924836,7sleep50-21swapper/507:05:015
114091360,0ptp4l0-21swapper/509:30:205
114091350,0ptp4l0-21swapper/709:00:177
114091340,0ptp4l0-21swapper/607:25:176
114091330,0ptp4l0-21swapper/110:26:301
114091320,0ptp4l0-21swapper/510:36:045
114091320,0ptp4l0-21swapper/112:00:161
114091310,3ptp4l0-21swapper/112:28:551
114091310,0ptp4l0-21swapper/511:40:515
114091310,0ptp4l0-21swapper/511:22:475
114091310,0ptp4l0-21swapper/510:32:215
114091310,0ptp4l0-21swapper/510:12:545
114091310,0ptp4l0-21swapper/510:12:545
114091310,0ptp4l0-21swapper/211:41:322
114091300,0ptp4l0-21swapper/609:51:416
114091300,0ptp4l0-21swapper/607:10:156
114091300,0ptp4l0-21swapper/211:50:392
114091300,0ptp4l0-21swapper/111:49:141
114091300,0ptp4l0-21swapper/109:14:261
114091290,2ptp4l0-21swapper/209:55:212
114091290,2ptp4l0-21swapper/110:12:361
114091290,2ptp4l0-21swapper/110:12:361
114091290,0ptp4l0-21swapper/511:56:515
114091290,0ptp4l0-21swapper/510:59:275
114091290,0ptp4l0-21swapper/510:52:105
114091290,0ptp4l0-21swapper/510:20:045
114091290,0ptp4l0-21swapper/510:19:525
114091290,0ptp4l0-21swapper/510:05:405
114091290,0ptp4l0-21swapper/110:19:591
114091290,0ptp4l0-21swapper/109:53:461
114091290,0ptp4l0-21swapper/109:44:081
114091290,0ptp4l0-21swapper/109:34:571
114091290,0ptp4l0-21swapper/108:50:141
114091290,0ptp4l0-21swapper/108:35:191
114091280,6ptp4l0-21swapper/512:10:295
114091280,3ptp4l0-21swapper/212:06:142
114091280,2ptp4l0-21swapper/209:51:282
114091280,0ptp4l0-21swapper/512:39:375
114091280,0ptp4l0-21swapper/512:05:135
114091280,0ptp4l0-21swapper/209:47:252
114091280,0ptp4l0-21swapper/111:56:581
114091280,0ptp4l0-21swapper/111:38:371
114091280,0ptp4l0-21swapper/111:22:451
114091280,0ptp4l0-21swapper/009:53:150
114091270,3ptp4l121rcu_preempt07:50:145
114091270,0ptp4l0-21swapper/511:31:595
114091270,0ptp4l0-21swapper/509:56:385
114091270,0ptp4l0-21swapper/509:41:025
114091270,0ptp4l0-21swapper/509:28:295
114091270,0ptp4l0-21swapper/412:33:514
114091270,0ptp4l0-21swapper/112:09:041
114091270,0ptp4l0-21swapper/111:44:271
114091270,0ptp4l0-21swapper/111:18:531
114091270,0ptp4l0-21swapper/109:29:331
114091270,0ptp4l0-21swapper/010:53:500
114091270,0ptp4l0-21swapper/009:40:260
114091260,0ptp4l0-21swapper/711:07:237
114091260,0ptp4l0-21swapper/509:11:195
114091260,0ptp4l0-21swapper/508:21:055
114091260,0ptp4l0-21swapper/508:10:135
114091260,0ptp4l0-21swapper/508:00:165
114091260,0ptp4l0-21swapper/310:38:033
114091260,0ptp4l0-21swapper/212:32:392
114091260,0ptp4l0-21swapper/210:17:022
114091260,0ptp4l0-21swapper/111:26:111
114091260,0ptp4l0-21swapper/110:54:191
114091260,0ptp4l0-21swapper/110:08:211
114091260,0ptp4l0-21swapper/109:36:541
114091260,0ptp4l0-21swapper/109:23:571
114091250,1ptp4l0-21swapper/210:40:092
114091250,0ptp4l0-21swapper/710:38:167
114091250,0ptp4l0-21swapper/610:17:356
114091250,0ptp4l0-21swapper/512:31:125
114091250,0ptp4l0-21swapper/511:16:485
114091250,0ptp4l0-21swapper/511:12:585
114091250,0ptp4l0-21swapper/510:48:235
114091250,0ptp4l0-21swapper/509:50:155
114091250,0ptp4l0-21swapper/509:15:175
114091250,0ptp4l0-21swapper/507:19:555
114091250,0ptp4l0-21swapper/507:11:235
114091250,0ptp4l0-21swapper/409:40:144
114091250,0ptp4l0-21swapper/209:19:052
114091250,0ptp4l0-21swapper/112:23:381
114091250,0ptp4l0-21swapper/110:59:421
114091250,0ptp4l0-21swapper/109:18:101
114091240,4ptp4l0-21swapper/509:02:545
114091240,3ptp4l0-21swapper/109:04:481
114091240,1ptp4l31670-21/usr/sbin/munin07:30:196
114091240,1ptp4l31670-21/usr/sbin/munin07:30:196
114091240,1ptp4l27114-21df_inode08:30:146
114091240,1ptp4l2105-21smartctl10:20:134
114091240,1ptp4l20486-21gdbus11:20:000
114091240,0ptp4l0-21swapper/611:15:076
114091240,0ptp4l0-21swapper/609:55:146
114091240,0ptp4l0-21swapper/609:19:196
114091240,0ptp4l0-21swapper/512:25:565
114091240,0ptp4l0-21swapper/512:20:225
114091240,0ptp4l0-21swapper/512:16:345
114091240,0ptp4l0-21swapper/511:03:155
114091240,0ptp4l0-21swapper/508:55:005
114091240,0ptp4l0-21swapper/508:15:195
114091240,0ptp4l0-21swapper/508:06:005
114091240,0ptp4l0-21swapper/507:48:105
114091240,0ptp4l0-21swapper/507:26:065
114091240,0ptp4l0-21swapper/412:05:174
114091240,0ptp4l0-21swapper/409:30:244
114091240,0ptp4l0-21swapper/311:06:553
114091240,0ptp4l0-21swapper/211:45:582
114091240,0ptp4l0-21swapper/207:45:212
114091240,0ptp4l0-21swapper/111:12:441
114091240,0ptp4l0-21swapper/110:23:001
114091240,0ptp4l0-21swapper/110:00:201
114091240,0ptp4l0-21swapper/109:50:001
114091240,0ptp4l0-21swapper/108:03:411
114091240,0ptp4l0-21swapper/011:05:080
114091240,0ptp4l0-21swapper/010:30:210
2172199235,13cyclictest0-21swapper/507:40:055
2172199234,14cyclictest0-21swapper/507:31:235
2172199234,14cyclictest0-21swapper/507:31:225
2172199230,14cyclictest0-21swapper/507:38:215
114091230,1ptp4l1743-21ssh11:01:421
114091230,1ptp4l1093-21runrttasks08:35:004
114091230,0ptp4l0-21swapper/709:22:597
114091230,0ptp4l0-21swapper/611:50:206
114091230,0ptp4l0-21swapper/611:45:146
114091230,0ptp4l0-21swapper/611:41:256
114091230,0ptp4l0-21swapper/611:08:246
114091230,0ptp4l0-21swapper/611:00:146
114091230,0ptp4l0-21swapper/609:48:066
114091230,0ptp4l0-21swapper/510:40:135
114091230,0ptp4l0-21swapper/510:25:425
114091230,0ptp4l0-21swapper/509:39:385
114091230,0ptp4l0-21swapper/509:20:015
114091230,0ptp4l0-21swapper/508:45:155
114091230,0ptp4l0-21swapper/508:40:195
114091230,0ptp4l0-21swapper/508:34:455
114091230,0ptp4l0-21swapper/507:55:165
114091230,0ptp4l0-21swapper/507:20:105
114091230,0ptp4l0-21swapper/412:25:124
114091230,0ptp4l0-21swapper/412:23:154
114091230,0ptp4l0-21swapper/411:51:394
114091230,0ptp4l0-21swapper/411:30:204
114091230,0ptp4l0-21swapper/411:25:174
114091230,0ptp4l0-21swapper/410:45:334
114091230,0ptp4l0-21swapper/410:30:214
114091230,0ptp4l0-21swapper/410:25:254
114091230,0ptp4l0-21swapper/409:36:094
114091230,0ptp4l0-21swapper/409:15:214
114091230,0ptp4l0-21swapper/407:40:134
114091230,0ptp4l0-21swapper/309:00:223
114091230,0ptp4l0-21swapper/211:15:202
114091230,0ptp4l0-21swapper/208:30:182
114091230,0ptp4l0-21swapper/207:23:342
114091230,0ptp4l0-21swapper/207:10:142
114091230,0ptp4l0-21swapper/112:20:001
114091230,0ptp4l0-21swapper/112:10:181
114091230,0ptp4l0-21swapper/110:45:191
114091230,0ptp4l0-21swapper/110:35:571
114091230,0ptp4l0-21swapper/110:30:251
114091230,0ptp4l0-21swapper/108:44:541
114091230,0ptp4l0-21swapper/108:25:171
114091230,0ptp4l0-21swapper/108:20:191
114091230,0ptp4l0-21swapper/108:10:221
114091230,0ptp4l0-21swapper/107:54:171
114091230,0ptp4l0-21swapper/107:35:011
114091230,0ptp4l0-21swapper/107:35:011
114091230,0ptp4l0-21swapper/107:11:121
114091230,0ptp4l0-21swapper/012:25:200
114091230,0ptp4l0-21swapper/012:05:150
114091230,0ptp4l0-21swapper/011:55:200
114091230,0ptp4l0-21swapper/011:30:190
114091230,0ptp4l0-21swapper/010:55:410
114091230,0ptp4l0-21swapper/010:20:120
114091230,0ptp4l0-21swapper/010:16:230
114091230,0ptp4l0-21swapper/010:04:590
114091230,0ptp4l0-21swapper/009:45:150
114091230,0ptp4l0-21swapper/009:35:120
114091230,0ptp4l0-21swapper/009:30:230
114091230,0ptp4l0-21swapper/009:23:300
114091230,0ptp4l0-21swapper/009:10:110
114091230,0ptp4l0-21swapper/007:20:250
114091220,1ptp4l4934-21sh12:34:460
114091220,1ptp4l15659-21fw_conntrack08:05:141
114091220,1ptp4l0-21swapper/607:42:206
114091220,0ptp4l2958-21timerwakeupswit07:35:224
114091220,0ptp4l0-21swapper/711:36:277
114091220,0ptp4l0-21swapper/710:31:137
114091220,0ptp4l0-21swapper/612:35:126
114091220,0ptp4l0-21swapper/612:21:156
114091220,0ptp4l0-21swapper/612:00:486
114091220,0ptp4l0-21swapper/611:37:156
114091220,0ptp4l0-21swapper/610:51:596
114091220,0ptp4l0-21swapper/610:28:276
114091220,0ptp4l0-21swapper/608:29:006
114091220,0ptp4l0-21swapper/607:58:276
114091220,0ptp4l0-21swapper/607:50:166
114091220,0ptp4l0-21swapper/512:00:145
114091220,0ptp4l0-21swapper/511:53:415
114091220,0ptp4l0-21swapper/511:49:115
114091220,0ptp4l0-21swapper/511:35:165
114091220,0ptp4l0-21swapper/511:25:205
114091220,0ptp4l0-21swapper/511:05:035
114091220,0ptp4l0-21swapper/510:00:145
114091220,0ptp4l0-21swapper/509:45:135
114091220,0ptp4l0-21swapper/508:35:225
114091220,0ptp4l0-21swapper/412:10:004
114091220,0ptp4l0-21swapper/411:55:024
114091220,0ptp4l0-21swapper/411:47:494
114091220,0ptp4l0-21swapper/411:40:144
114091220,0ptp4l0-21swapper/411:18:314
114091220,0ptp4l0-21swapper/411:02:154
114091220,0ptp4l0-21swapper/410:11:134
114091220,0ptp4l0-21swapper/410:11:134
114091220,0ptp4l0-21swapper/410:02:004
114091220,0ptp4l0-21swapper/409:45:004
114091220,0ptp4l0-21swapper/409:10:154
114091220,0ptp4l0-21swapper/409:05:114
114091220,0ptp4l0-21swapper/408:40:214
114091220,0ptp4l0-21swapper/408:15:124
114091220,0ptp4l0-21swapper/408:00:014
114091220,0ptp4l0-21swapper/407:32:104
114091220,0ptp4l0-21swapper/407:32:104
114091220,0ptp4l0-21swapper/311:36:133
114091220,0ptp4l0-21swapper/310:30:593
114091220,0ptp4l0-21swapper/212:35:152
114091220,0ptp4l0-21swapper/212:29:382
114091220,0ptp4l0-21swapper/212:21:172
114091220,0ptp4l0-21swapper/211:08:212
114091220,0ptp4l0-21swapper/211:00:162
114091220,0ptp4l0-21swapper/210:49:132
114091220,0ptp4l0-21swapper/210:06:472
114091220,0ptp4l0-21swapper/207:50:192
114091220,0ptp4l0-21swapper/207:30:172
114091220,0ptp4l0-21swapper/207:30:162
114091220,0ptp4l0-21swapper/207:25:192
114091220,0ptp4l0-21swapper/112:37:461
114091220,0ptp4l0-21swapper/111:51:311
114091220,0ptp4l0-21swapper/111:30:211
114091220,0ptp4l0-21swapper/110:42:261
114091220,0ptp4l0-21swapper/109:56:491
114091220,0ptp4l0-21swapper/108:59:591
114091220,0ptp4l0-21swapper/108:15:201
114091220,0ptp4l0-21swapper/107:55:131
114091220,0ptp4l0-21swapper/107:15:171
114091220,0ptp4l0-21swapper/012:24:190
114091220,0ptp4l0-21swapper/012:18:280
114091220,0ptp4l0-21swapper/012:10:180
114091220,0ptp4l0-21swapper/011:25:180
114091220,0ptp4l0-21swapper/011:14:370
114091220,0ptp4l0-21swapper/011:01:270
114091220,0ptp4l0-21swapper/010:48:360
114091220,0ptp4l0-21swapper/010:40:140
114091220,0ptp4l0-21swapper/010:26:560
114091220,0ptp4l0-21swapper/009:27:280
114091220,0ptp4l0-21swapper/009:15:230
114091220,0ptp4l0-21swapper/009:05:150
114091220,0ptp4l0-21swapper/008:55:180
114091220,0ptp4l0-21swapper/008:15:160
114091220,0ptp4l0-21swapper/008:05:220
114091220,0ptp4l0-21swapper/008:00:130
114091220,0ptp4l0-21swapper/008:00:000
114091220,0ptp4l0-21swapper/007:30:210
114091220,0ptp4l0-21swapper/007:30:200
114091220,0ptp4l0-21swapper/007:15:250
114091210,0ptp4l3751-21ssh09:40:082
114091210,0ptp4l0-21swapper/612:26:386
114091210,0ptp4l0-21swapper/612:06:106
114091210,0ptp4l0-21swapper/611:59:186
114091210,0ptp4l0-21swapper/610:49:266
114091210,0ptp4l0-21swapper/610:06:186
114091210,0ptp4l0-21swapper/608:37:136
114091210,0ptp4l0-21swapper/607:45:176
114091210,0ptp4l0-21swapper/509:09:255
114091210,0ptp4l0-21swapper/508:55:175
114091210,0ptp4l0-21swapper/508:25:015
114091210,0ptp4l0-21swapper/412:36:354
114091210,0ptp4l0-21swapper/412:18:574
114091210,0ptp4l0-21swapper/412:03:524
114091210,0ptp4l0-21swapper/411:20:514
114091210,0ptp4l0-21swapper/411:14:374
114091210,0ptp4l0-21swapper/410:59:434
114091210,0ptp4l0-21swapper/410:51:214
114091210,0ptp4l0-21swapper/410:43:334
114091210,0ptp4l0-21swapper/410:35:024
114091210,0ptp4l0-21swapper/410:15:414
114091210,0ptp4l0-21swapper/410:09:164
114091210,0ptp4l0-21swapper/409:56:314
114091210,0ptp4l0-21swapper/409:54:114
114091210,0ptp4l0-21swapper/409:25:594
114091210,0ptp4l0-21swapper/409:22:164
114091210,0ptp4l0-21swapper/408:50:194
114091210,0ptp4l0-21swapper/407:20:234
114091210,0ptp4l0-21swapper/312:07:143
114091210,0ptp4l0-21swapper/311:33:073
114091210,0ptp4l0-21swapper/212:03:002
114091210,0ptp4l0-21swapper/211:59:072
114091210,0ptp4l0-21swapper/211:36:472
114091210,0ptp4l0-21swapper/210:59:562
114091210,0ptp4l0-21swapper/210:51:482
114091210,0ptp4l0-21swapper/210:28:352
114091210,0ptp4l0-21swapper/209:36:202
114091210,0ptp4l0-21swapper/208:58:262
114091210,0ptp4l0-21swapper/208:09:272
114091210,0ptp4l0-21swapper/111:05:161
114091210,0ptp4l0-21swapper/109:05:091
114091210,0ptp4l0-21swapper/108:45:141
114091210,0ptp4l0-21swapper/108:33:071
114091210,0ptp4l0-21swapper/107:44:211
114091210,0ptp4l0-21swapper/107:25:311
114091210,0ptp4l0-21swapper/012:00:520
114091210,0ptp4l0-21swapper/011:50:000
114091210,0ptp4l0-21swapper/011:48:140
114091210,0ptp4l0-21swapper/011:40:120
114091210,0ptp4l0-21swapper/011:38:210
114091210,0ptp4l0-21swapper/011:24:400
114091210,0ptp4l0-21swapper/010:37:240
114091210,0ptp4l0-21swapper/010:10:530
114091210,0ptp4l0-21swapper/010:10:530
114091210,0ptp4l0-21swapper/010:08:210
114091210,0ptp4l0-21swapper/009:57:580
114091210,0ptp4l0-21swapper/008:45:230
114091210,0ptp4l0-21swapper/008:40:010
114091210,0ptp4l0-21swapper/008:35:150
114091210,0ptp4l0-21swapper/008:25:190
114091210,0ptp4l0-21swapper/007:40:160
114091200,0ptp4l0-21swapper/712:07:137
114091200,0ptp4l0-21swapper/609:29:226
114091200,0ptp4l0-21swapper/608:57:256
114091200,0ptp4l0-21swapper/411:36:384
114091200,0ptp4l0-21swapper/309:22:453
114091200,0ptp4l0-21swapper/211:33:052
114091200,0ptp4l0-21swapper/209:29:112
114091200,0ptp4l0-21swapper/207:42:102
114091200,0ptp4l0-21swapper/107:39:091
114091200,0ptp4l0-21swapper/012:36:290
114091200,0ptp4l0-21swapper/009:04:260
114091190,0ptp4l0-21swapper/607:23:556
114091190,0ptp4l0-21swapper/408:32:264
114091190,0ptp4l0-21swapper/210:24:512
114091190,0ptp4l0-21swapper/107:20:461
114091190,0ptp4l0-21swapper/007:48:260
114091180,0ptp4l0-21swapper/612:32:456
114091180,0ptp4l0-21swapper/610:59:576
114091180,0ptp4l0-21swapper/610:24:486
114091180,0ptp4l0-21swapper/609:36:216
114091180,0ptp4l0-21swapper/411:05:074
114091180,0ptp4l0-21swapper/408:05:214
114091180,0ptp4l0-21swapper/107:47:571
114091180,0ptp4l0-21swapper/008:50:180
114091180,0ptp4l0-21swapper/007:54:560
114091180,0ptp4l0-21swapper/007:35:240
114091170,2ptp4l0-21swapper/007:11:400
114091170,0ptp4l0-21swapper/610:40:106
114091170,0ptp4l0-21swapper/208:28:042
114091160,0ptp4l0-21swapper/609:40:086
114091160,0ptp4l0-21swapper/408:55:214
114091160,0ptp4l0-21swapper/408:12:154
114091160,0ptp4l0-21swapper/407:47:094
114091160,0ptp4l0-21swapper/008:22:530
114091160,0ptp4l0-21swapper/007:25:260
2170199150,13cyclictest0-21swapper/210:40:002
114091150,0ptp4l0-21swapper/708:22:307
114091150,0ptp4l0-21swapper/608:09:246
114091150,0ptp4l0-21swapper/608:02:056
114091150,0ptp4l0-21swapper/607:37:266
114091150,0ptp4l0-21swapper/607:18:026
114091150,0ptp4l0-21swapper/409:01:194
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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