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2025-12-04 - 14:10

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 00:46:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71842680,0sleep6641ktimersoftd/620:00:146
114091680,30ptp4l0-21swapper/119:05:201
1500026544,6sleep30-21swapper/319:09:273
114091620,31ptp4l0-21swapper/019:06:550
114091610,23ptp4l0-21swapper/419:08:174
191722590,0sleep40-21swapper/423:42:184
114091560,5ptp4l0-21swapper/519:08:595
1488625545,6sleep60-21swapper/619:08:026
1315125331,16sleep70-21swapper/719:05:137
1489125240,7sleep20-21swapper/219:08:052
114091350,7ptp4l0-21swapper/023:00:150
114091330,0ptp4l0-21swapper/100:21:311
114091320,0ptp4l0-21swapper/121:40:161
114091310,0ptp4l0-21swapper/222:39:512
114091300,0ptp4l0-21swapper/223:35:002
114091300,0ptp4l0-21swapper/122:12:581
114091300,0ptp4l0-21swapper/022:51:550
114091290,0ptp4l22106-21ssh23:45:300
114091290,0ptp4l0-21swapper/721:22:297
114091290,0ptp4l0-21swapper/721:22:297
114091290,0ptp4l0-21swapper/623:31:586
114091290,0ptp4l0-21swapper/500:14:315
114091290,0ptp4l0-21swapper/219:50:182
114091290,0ptp4l0-21swapper/123:32:101
114091290,0ptp4l0-21swapper/023:16:310
114091290,0ptp4l0-21swapper/022:39:040
114091290,0ptp4l0-21swapper/020:40:180
114091280,0ptp4l0-21swapper/623:35:086
114091280,0ptp4l0-21swapper/500:20:205
114091280,0ptp4l0-21swapper/423:31:144
114091280,0ptp4l0-21swapper/200:27:042
114091280,0ptp4l0-21swapper/122:37:001
114091280,0ptp4l0-21swapper/122:29:531
114091280,0ptp4l0-21swapper/000:23:020
114091270,1ptp4l745-21dbus-daemon20:50:004
114091270,0ptp4l0-21swapper/422:53:504
114091270,0ptp4l0-21swapper/422:05:184
114091270,0ptp4l0-21swapper/222:21:082
114091270,0ptp4l0-21swapper/123:45:021
114091270,0ptp4l0-21swapper/123:29:111
114091270,0ptp4l0-21swapper/122:52:501
114091270,0ptp4l0-21swapper/122:04:501
114091270,0ptp4l0-21swapper/121:51:341
114091270,0ptp4l0-21swapper/119:15:111
114091270,0ptp4l0-21swapper/100:31:491
114091270,0ptp4l0-21swapper/023:50:580
114091270,0ptp4l0-21swapper/022:59:090
114091270,0ptp4l0-21swapper/021:46:470
114091260,2ptp4l0-21swapper/122:48:011
114091260,0ptp4l0-21swapper/623:40:396
114091260,0ptp4l0-21swapper/622:58:036
114091260,0ptp4l0-21swapper/523:45:125
114091260,0ptp4l0-21swapper/523:31:435
114091260,0ptp4l0-21swapper/522:12:405
114091260,0ptp4l0-21swapper/521:15:075
114091260,0ptp4l0-21swapper/500:37:155
114091260,0ptp4l0-21swapper/500:25:195
114091260,0ptp4l0-21swapper/500:02:335
114091260,0ptp4l0-21swapper/500:02:325
114091260,0ptp4l0-21swapper/322:32:463
114091260,0ptp4l0-21swapper/223:15:342
114091260,0ptp4l0-21swapper/221:46:212
114091260,0ptp4l0-21swapper/219:25:132
114091260,0ptp4l0-21swapper/122:21:351
114091260,0ptp4l0-21swapper/122:16:481
114091260,0ptp4l0-21swapper/022:19:380
114091260,0ptp4l0-21swapper/000:07:410
114091250,1ptp4l18569-21users23:40:232
114091250,1ptp4l15299-21cat22:05:231
114091250,1ptp4l14399-21df21:20:140
114091250,1ptp4l14399-21df21:20:130
114091250,0ptp4l0-21swapper/722:11:507
114091250,0ptp4l0-21swapper/721:30:167
114091250,0ptp4l0-21swapper/623:25:596
114091250,0ptp4l0-21swapper/623:10:256
114091250,0ptp4l0-21swapper/620:55:156
114091250,0ptp4l0-21swapper/523:55:345
114091250,0ptp4l0-21swapper/523:55:335
114091250,0ptp4l0-21swapper/522:29:595
114091250,0ptp4l0-21swapper/519:15:015
114091250,0ptp4l0-21swapper/423:45:304
114091250,0ptp4l0-21swapper/421:16:224
114091250,0ptp4l0-21swapper/400:18:174
114091250,0ptp4l0-21swapper/223:25:422
114091250,0ptp4l0-21swapper/123:06:581
114091250,0ptp4l0-21swapper/121:57:511
114091250,0ptp4l0-21swapper/120:40:191
114091250,0ptp4l0-21swapper/022:00:100
114091250,0ptp4l0-21swapper/000:35:010
114091240,3ptp4l0-21swapper/422:34:304
114091240,3ptp4l0-21swapper/400:07:584
114091240,2ptp4l0-21swapper/123:59:461
114091240,2ptp4l0-21swapper/123:59:451
114091240,1ptp4l6444-21/usr/sbin/munin00:10:182
114091240,1ptp4l4269-21sed19:54:595
114091240,1ptp4l3476-21/usr/sbin/munin21:50:145
114091240,1ptp4l31949-21diskstats23:15:126
114091240,1ptp4l27893-21cpuspeed_turbos23:55:123
114091240,1ptp4l27893-21cpuspeed_turbos23:55:113
114091240,1ptp4l20235-21cat23:45:011
114091240,0ptp4l6260-21diskmemload23:50:135
114091240,0ptp4l0-21swapper/623:23:386
114091240,0ptp4l0-21swapper/622:40:146
114091240,0ptp4l0-21swapper/622:36:226
114091240,0ptp4l0-21swapper/622:20:046
114091240,0ptp4l0-21swapper/619:50:196
114091240,0ptp4l0-21swapper/600:39:026
114091240,0ptp4l0-21swapper/523:05:175
114091240,0ptp4l0-21swapper/523:00:105
114091240,0ptp4l0-21swapper/522:45:485
114091240,0ptp4l0-21swapper/522:31:525
114091240,0ptp4l0-21swapper/522:21:565
114091240,0ptp4l0-21swapper/521:03:385
114091240,0ptp4l0-21swapper/520:42:385
114091240,0ptp4l0-21swapper/520:10:115
114091240,0ptp4l0-21swapper/423:10:194
114091240,0ptp4l0-21swapper/400:30:424
114091240,0ptp4l0-21swapper/400:29:174
114091240,0ptp4l0-21swapper/222:09:192
114091240,0ptp4l0-21swapper/219:35:162
114091240,0ptp4l0-21swapper/123:17:011
114091240,0ptp4l0-21swapper/123:12:281
114091240,0ptp4l0-21swapper/122:42:381
114091240,0ptp4l0-21swapper/122:34:061
114091240,0ptp4l0-21swapper/121:25:221
114091240,0ptp4l0-21swapper/121:15:261
114091240,0ptp4l0-21swapper/120:50:211
114091240,0ptp4l0-21swapper/120:15:191
114091240,0ptp4l0-21swapper/120:00:121
114091240,0ptp4l0-21swapper/119:20:191
114091240,0ptp4l0-21swapper/100:25:161
114091240,0ptp4l0-21swapper/100:18:361
114091240,0ptp4l0-21swapper/022:00:010
114091240,0ptp4l0-21swapper/021:50:200
114091240,0ptp4l0-21swapper/021:27:520
114091240,0ptp4l0-21swapper/020:05:150
114091240,0ptp4l0-21swapper/019:40:130
114091230,1ptp4l811-21NetworkManager21:45:196
114091230,1ptp4l2883-21acpi23:20:121
114091230,1ptp4l24230-21grep23:50:121
114091230,0ptp4l16930-21strings20:20:195
114091230,0ptp4l15515-21/usr/sbin/munin19:10:121
114091230,0ptp4l0-21swapper/621:45:006
114091230,0ptp4l0-21swapper/621:11:296
114091230,0ptp4l0-21swapper/620:28:556
114091230,0ptp4l0-21swapper/619:25:146
114091230,0ptp4l0-21swapper/523:36:175
114091230,0ptp4l0-21swapper/523:20:185
114091230,0ptp4l0-21swapper/522:55:165
114091230,0ptp4l0-21swapper/522:50:195
114091230,0ptp4l0-21swapper/522:35:335
114091230,0ptp4l0-21swapper/522:05:155
114091230,0ptp4l0-21swapper/521:25:135
114091230,0ptp4l0-21swapper/521:20:185
114091230,0ptp4l0-21swapper/521:20:175
114091230,0ptp4l0-21swapper/521:10:165
114091230,0ptp4l0-21swapper/520:50:175
114091230,0ptp4l0-21swapper/520:25:125
114091230,0ptp4l0-21swapper/520:05:225
114091230,0ptp4l0-21swapper/520:00:155
114091230,0ptp4l0-21swapper/519:55:215
114091230,0ptp4l0-21swapper/519:45:115
114091230,0ptp4l0-21swapper/519:30:215
114091230,0ptp4l0-21swapper/519:15:165
114091230,0ptp4l0-21swapper/423:55:024
114091230,0ptp4l0-21swapper/423:55:014
114091230,0ptp4l0-21swapper/423:16:274
114091230,0ptp4l0-21swapper/422:25:204
114091230,0ptp4l0-21swapper/422:00:144
114091230,0ptp4l0-21swapper/421:52:494
114091230,0ptp4l0-21swapper/421:35:204
114091230,0ptp4l0-21swapper/420:35:144
114091230,0ptp4l0-21swapper/420:25:184
114091230,0ptp4l0-21swapper/420:05:154
114091230,0ptp4l0-21swapper/419:40:124
114091230,0ptp4l0-21swapper/400:04:314
114091230,0ptp4l0-21swapper/400:04:304
114091230,0ptp4l0-21swapper/321:55:143
114091230,0ptp4l0-21swapper/223:35:152
114091230,0ptp4l0-21swapper/222:40:122
114091230,0ptp4l0-21swapper/222:19:592
114091230,0ptp4l0-21swapper/220:55:162
114091230,0ptp4l0-21swapper/200:10:002
114091230,0ptp4l0-21swapper/123:00:141
114091230,0ptp4l0-21swapper/122:55:151
114091230,0ptp4l0-21swapper/121:49:291
114091230,0ptp4l0-21swapper/121:35:141
114091230,0ptp4l0-21swapper/121:05:211
114091230,0ptp4l0-21swapper/121:00:151
114091230,0ptp4l0-21swapper/120:36:211
114091230,0ptp4l0-21swapper/120:30:141
114091230,0ptp4l0-21swapper/120:25:111
114091230,0ptp4l0-21swapper/120:07:341
114091230,0ptp4l0-21swapper/119:55:191
114091230,0ptp4l0-21swapper/119:31:331
114091230,0ptp4l0-21swapper/100:35:141
114091230,0ptp4l0-21swapper/023:38:580
114091230,0ptp4l0-21swapper/020:15:000
114091230,0ptp4l0-21swapper/019:55:160
114091230,0ptp4l0-21swapper/019:45:180
114091220,0ptp4l0-21swapper/723:55:167
114091220,0ptp4l0-21swapper/723:55:157
114091220,0ptp4l0-21swapper/723:19:067
114091220,0ptp4l0-21swapper/722:33:037
114091220,0ptp4l0-21swapper/721:55:177
114091220,0ptp4l0-21swapper/622:11:186
114091220,0ptp4l0-21swapper/621:38:226
114091220,0ptp4l0-21swapper/619:35:166
114091220,0ptp4l0-21swapper/600:24:106
114091220,0ptp4l0-21swapper/600:10:146
114091220,0ptp4l0-21swapper/600:08:136
114091220,0ptp4l0-21swapper/600:04:366
114091220,0ptp4l0-21swapper/600:04:366
114091220,0ptp4l0-21swapper/523:26:165
114091220,0ptp4l0-21swapper/523:14:095
114091220,0ptp4l0-21swapper/522:41:105
114091220,0ptp4l0-21swapper/522:15:245
114091220,0ptp4l0-21swapper/522:04:155
114091220,0ptp4l0-21swapper/521:56:355
114091220,0ptp4l0-21swapper/521:47:475
114091220,0ptp4l0-21swapper/521:40:125
114091220,0ptp4l0-21swapper/521:35:115
114091220,0ptp4l0-21swapper/521:31:235
114091220,0ptp4l0-21swapper/520:45:115
114091220,0ptp4l0-21swapper/520:40:005
114091220,0ptp4l0-21swapper/520:15:175
114091220,0ptp4l0-21swapper/519:40:015
114091220,0ptp4l0-21swapper/519:20:145
114091220,0ptp4l0-21swapper/500:32:355
114091220,0ptp4l0-21swapper/500:15:165
114091220,0ptp4l0-21swapper/423:50:594
114091220,0ptp4l0-21swapper/423:07:064
114091220,0ptp4l0-21swapper/423:00:184
114091220,0ptp4l0-21swapper/422:55:214
114091220,0ptp4l0-21swapper/422:46:254
114091220,0ptp4l0-21swapper/422:43:474
114091220,0ptp4l0-21swapper/422:24:164
114091220,0ptp4l0-21swapper/422:15:204
114091220,0ptp4l0-21swapper/422:14:114
114091220,0ptp4l0-21swapper/421:40:364
114091220,0ptp4l0-21swapper/421:30:574
114091220,0ptp4l0-21swapper/421:20:074
114091220,0ptp4l0-21swapper/421:20:064
114091220,0ptp4l0-21swapper/421:12:224
114091220,0ptp4l0-21swapper/420:45:154
114091220,0ptp4l0-21swapper/419:55:184
114091220,0ptp4l0-21swapper/419:45:174
114091220,0ptp4l0-21swapper/419:20:174
114091220,0ptp4l0-21swapper/400:35:274
114091220,0ptp4l0-21swapper/400:22:264
114091220,0ptp4l0-21swapper/400:14:594
114091220,0ptp4l0-21swapper/323:18:013
114091220,0ptp4l0-21swapper/322:12:213
114091220,0ptp4l0-21swapper/321:30:143
114091220,0ptp4l0-21swapper/221:11:192
114091220,0ptp4l0-21swapper/200:38:132
114091220,0ptp4l0-21swapper/200:23:592
114091220,0ptp4l0-21swapper/123:36:051
114091220,0ptp4l0-21swapper/121:31:241
114091220,0ptp4l0-21swapper/121:20:151
114091220,0ptp4l0-21swapper/121:20:141
114091220,0ptp4l0-21swapper/121:10:131
114091220,0ptp4l0-21swapper/120:20:151
114091220,0ptp4l0-21swapper/120:10:131
114091220,0ptp4l0-21swapper/119:45:131
114091220,0ptp4l0-21swapper/119:30:011
114091220,0ptp4l0-21swapper/100:14:331
114091220,0ptp4l0-21swapper/100:05:181
114091220,0ptp4l0-21swapper/100:01:591
114091220,0ptp4l0-21swapper/100:01:581
114091220,0ptp4l0-21swapper/023:43:000
114091220,0ptp4l0-21swapper/023:32:310
114091220,0ptp4l0-21swapper/023:26:560
114091220,0ptp4l0-21swapper/023:10:160
114091220,0ptp4l0-21swapper/022:32:090
114091220,0ptp4l0-21swapper/022:25:390
114091220,0ptp4l0-21swapper/022:21:460
114091220,0ptp4l0-21swapper/022:10:210
114091220,0ptp4l0-21swapper/022:05:160
114091220,0ptp4l0-21swapper/021:44:230
114091220,0ptp4l0-21swapper/021:37:320
114091220,0ptp4l0-21swapper/021:32:140
114091220,0ptp4l0-21swapper/021:18:040
114091220,0ptp4l0-21swapper/021:13:130
114091220,0ptp4l0-21swapper/020:50:150
114091220,0ptp4l0-21swapper/020:45:150
114091220,0ptp4l0-21swapper/020:35:130
114091220,0ptp4l0-21swapper/000:15:140
114091220,0ptp4l0-21swapper/000:00:130
114091220,0ptp4l0-21swapper/000:00:120
114091210,0ptp4l0-21swapper/623:54:316
114091210,0ptp4l0-21swapper/622:17:266
114091210,0ptp4l0-21swapper/622:09:046
114091210,0ptp4l0-21swapper/619:22:376
114091210,0ptp4l0-21swapper/600:26:546
114091210,0ptp4l0-21swapper/523:43:495
114091210,0ptp4l0-21swapper/523:16:485
114091210,0ptp4l0-21swapper/521:05:175
114091210,0ptp4l0-21swapper/520:30:165
114091210,0ptp4l0-21swapper/500:05:195
114091210,0ptp4l0-21swapper/423:37:234
114091210,0ptp4l0-21swapper/423:28:214
114091210,0ptp4l0-21swapper/421:59:544
114091210,0ptp4l0-21swapper/421:46:474
114091210,0ptp4l0-21swapper/421:27:384
114091210,0ptp4l0-21swapper/321:54:593
114091210,0ptp4l0-21swapper/223:23:362
114091210,0ptp4l0-21swapper/223:11:192
114091210,0ptp4l0-21swapper/222:29:272
114091210,0ptp4l0-21swapper/222:10:022
114091210,0ptp4l0-21swapper/220:28:592
114091210,0ptp4l0-21swapper/219:24:102
114091210,0ptp4l0-21swapper/120:55:011
114091210,0ptp4l0-21swapper/119:50:581
114091210,0ptp4l0-21swapper/023:06:100
114091210,0ptp4l0-21swapper/020:25:130
114091210,0ptp4l0-21swapper/000:35:460
114091200,0ptp4l0-21swapper/722:17:447
114091200,0ptp4l0-21swapper/622:29:316
114091200,0ptp4l0-21swapper/422:38:514
114091200,0ptp4l0-21swapper/420:30:024
114091200,0ptp4l0-21swapper/420:24:314
114091200,0ptp4l0-21swapper/420:10:214
114091200,0ptp4l0-21swapper/419:19:374
114091200,0ptp4l0-21swapper/419:12:164
114091200,0ptp4l0-21swapper/322:17:373
114091200,0ptp4l0-21swapper/321:22:223
114091200,0ptp4l0-21swapper/321:22:213
114091200,0ptp4l0-21swapper/223:54:382
114091200,0ptp4l0-21swapper/222:57:372
114091200,0ptp4l0-21swapper/222:04:062
114091200,0ptp4l0-21swapper/221:38:432
114091200,0ptp4l0-21swapper/220:47:522
114091200,0ptp4l0-21swapper/220:32:132
114091200,0ptp4l0-21swapper/200:04:342
114091200,0ptp4l0-21swapper/200:04:332
114091200,0ptp4l0-21swapper/120:49:401
114091200,0ptp4l0-21swapper/119:41:411
114091200,0ptp4l0-21swapper/119:36:351
114091200,0ptp4l0-21swapper/023:58:170
114091200,0ptp4l0-21swapper/023:58:160
114091200,0ptp4l0-21swapper/023:20:090
114091200,0ptp4l0-21swapper/022:48:500
114091200,0ptp4l0-21swapper/022:40:550
114091200,0ptp4l0-21swapper/021:03:220
114091200,0ptp4l0-21swapper/019:30:110
114091200,0ptp4l0-21swapper/019:17:120
114091200,0ptp4l0-21swapper/000:27:120
114091200,0ptp4l0-21swapper/000:12:370
114091190,0ptp4l0-21swapper/620:12:136
114091190,0ptp4l0-21swapper/619:56:246
114091190,0ptp4l0-21swapper/619:33:376
114091190,0ptp4l0-21swapper/519:36:125
114091190,0ptp4l0-21swapper/421:06:004
114091190,0ptp4l0-21swapper/223:58:512
114091190,0ptp4l0-21swapper/223:58:502
114091190,0ptp4l0-21swapper/223:06:072
114091190,0ptp4l0-21swapper/221:44:592
114091190,0ptp4l0-21swapper/219:58:532
114091190,0ptp4l0-21swapper/020:34:550
114091190,0ptp4l0-21swapper/020:15:100
114091190,0ptp4l0-21swapper/020:03:380
114091190,0ptp4l0-21swapper/019:27:060
114091190,0ptp4l0-21swapper/019:21:370
156762180,0sleep70-21swapper/700:24:587
114091180,0ptp4l0-21swapper/721:54:577
114091180,0ptp4l0-21swapper/623:58:566
114091180,0ptp4l0-21swapper/623:58:556
114091180,0ptp4l0-21swapper/621:54:526
114091180,0ptp4l0-21swapper/619:43:456
114091180,0ptp4l0-21swapper/423:20:074
114091180,0ptp4l0-21swapper/420:40:184
114091180,0ptp4l0-21swapper/219:42:352
114091170,0ptp4l0-21swapper/720:28:347
114091170,0ptp4l0-21swapper/622:53:426
114091170,0ptp4l0-21swapper/620:37:236
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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