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2026-04-01 - 03:34

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 Wed Apr 01, 2026 00:46:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111391630,5ptp4l0-21swapper/419:06:414
111391610,30ptp4l0-21swapper/019:08:210
280002600,0sleep50-21swapper/523:47:305
1881915936,7phc2sys0-21swapper/119:09:541
2181325735,7sleep60-21swapper/619:07:456
315152550,0sleep60-21swapper/622:20:146
2185925534,6sleep50-21swapper/519:08:235
2178325545,6sleep20-21swapper/219:07:242
2187924939,6sleep70-21swapper/719:08:427
2007824635,7sleep30-21swapper/319:05:093
111391330,0ptp4l0-21swapper/522:21:485
111391320,0ptp4l0-21swapper/422:35:134
111391320,0ptp4l0-21swapper/421:30:124
111391320,0ptp4l0-21swapper/123:26:331
111391310,0ptp4l0-21swapper/522:07:315
111391310,0ptp4l0-21swapper/420:10:204
111391310,0ptp4l0-21swapper/022:35:160
111391310,0ptp4l0-21swapper/022:04:310
111391300,0ptp4l0-21swapper/420:45:144
111391300,0ptp4l0-21swapper/021:16:360
111391290,0ptp4l0-21swapper/522:00:405
111391290,0ptp4l0-21swapper/423:18:344
111391290,0ptp4l0-21swapper/023:21:200
111391290,0ptp4l0-21swapper/021:11:520
111391280,4ptp4l17968-21sshd22:46:095
111391280,0ptp4l0-21swapper/523:12:545
111391280,0ptp4l0-21swapper/500:12:425
111391280,0ptp4l0-21swapper/423:49:554
111391280,0ptp4l0-21swapper/423:01:554
111391280,0ptp4l0-21swapper/422:47:464
111391280,0ptp4l0-21swapper/422:16:504
111391280,0ptp4l0-21swapper/421:45:144
111391280,0ptp4l0-21swapper/421:14:564
111391280,0ptp4l0-21swapper/400:25:074
111391280,0ptp4l0-21swapper/200:00:092
111391280,0ptp4l0-21swapper/021:21:570
111391280,0ptp4l0-21swapper/019:19:420
111391280,0ptp4l0-21swapper/000:06:470
111391270,3ptp4l0-21swapper/000:28:500
111391270,2ptp4l0-21swapper/421:18:254
111391270,2ptp4l0-21swapper/121:25:211
111391270,0ptp4l13022-21diskmemload23:17:370
111391270,0ptp4l0-21swapper/600:25:206
111391270,0ptp4l0-21swapper/520:19:445
111391270,0ptp4l0-21swapper/423:10:324
111391270,0ptp4l0-21swapper/421:24:414
111391270,0ptp4l0-21swapper/421:00:514
111391270,0ptp4l0-21swapper/021:45:500
111391270,0ptp4l0-21swapper/020:25:000
111391270,0ptp4l0-21swapper/000:13:150
111391260,3ptp4l101ktimersoftd/000:37:350
111391260,2ptp4l0-21swapper/023:50:170
111391260,1ptp4l0-21swapper/723:56:177
111391260,0ptp4l0-21swapper/722:45:157
111391260,0ptp4l0-21swapper/523:19:565
111391260,0ptp4l0-21swapper/500:27:185
111391260,0ptp4l0-21swapper/423:37:094
111391260,0ptp4l0-21swapper/422:25:434
111391260,0ptp4l0-21swapper/422:10:234
111391260,0ptp4l0-21swapper/421:38:124
111391260,0ptp4l0-21swapper/400:23:084
111391260,0ptp4l0-21swapper/400:16:574
111391260,0ptp4l0-21swapper/400:06:594
111391260,0ptp4l0-21swapper/322:45:213
111391260,0ptp4l0-21swapper/223:05:572
111391260,0ptp4l0-21swapper/122:48:441
111391260,0ptp4l0-21swapper/023:48:550
111391260,0ptp4l0-21swapper/023:09:250
111391260,0ptp4l0-21swapper/022:34:060
111391260,0ptp4l0-21swapper/022:05:140
111391260,0ptp4l0-21swapper/021:54:320
111391260,0ptp4l0-21swapper/021:40:140
111391260,0ptp4l0-21swapper/021:37:570
111391260,0ptp4l0-21swapper/019:40:190
111391250,2ptp4l0-21swapper/400:33:164
111391250,2ptp4l0-21swapper/023:01:110
111391250,0ptp4l0-21swapper/719:35:147
111391250,0ptp4l0-21swapper/522:28:515
111391250,0ptp4l0-21swapper/520:38:215
111391250,0ptp4l0-21swapper/500:38:185
111391250,0ptp4l0-21swapper/423:43:054
111391250,0ptp4l0-21swapper/423:33:384
111391250,0ptp4l0-21swapper/423:33:374
111391250,0ptp4l0-21swapper/422:40:174
111391250,0ptp4l0-21swapper/422:30:194
111391250,0ptp4l0-21swapper/422:24:474
111391250,0ptp4l0-21swapper/422:02:194
111391250,0ptp4l0-21swapper/421:42:134
111391250,0ptp4l0-21swapper/420:20:154
111391250,0ptp4l0-21swapper/419:55:014
111391250,0ptp4l0-21swapper/400:14:564
111391250,0ptp4l0-21swapper/221:10:222
111391250,0ptp4l0-21swapper/121:57:191
111391250,0ptp4l0-21swapper/121:25:011
111391250,0ptp4l0-21swapper/120:20:191
111391250,0ptp4l0-21swapper/023:35:050
111391250,0ptp4l0-21swapper/023:30:120
111391250,0ptp4l0-21swapper/023:30:120
111391250,0ptp4l0-21swapper/022:50:080
111391250,0ptp4l0-21swapper/022:15:170
111391240,2ptp4l0-21swapper/122:07:221
111391240,1ptp4l9344-21hddtemp_smartct19:50:120
111391240,1ptp4l4516-21cpu19:40:114
111391240,1ptp4l27692-21cpu19:20:135
111391240,1ptp4l24018-21sshd19:10:314
111391240,0ptp4l0-21swapper/621:10:206
111391240,0ptp4l0-21swapper/523:54:265
111391240,0ptp4l0-21swapper/500:07:185
111391240,0ptp4l0-21swapper/423:52:524
111391240,0ptp4l0-21swapper/423:28:524
111391240,0ptp4l0-21swapper/423:05:204
111391240,0ptp4l0-21swapper/422:05:134
111391240,0ptp4l0-21swapper/420:05:134
111391240,0ptp4l0-21swapper/419:20:204
111391240,0ptp4l0-21swapper/419:15:194
111391240,0ptp4l0-21swapper/322:45:003
111391240,0ptp4l0-21swapper/119:20:131
111391240,0ptp4l0-21swapper/022:57:080
111391240,0ptp4l0-21swapper/022:20:170
111391240,0ptp4l0-21swapper/021:31:190
111391240,0ptp4l0-21swapper/021:05:040
111391240,0ptp4l0-21swapper/019:39:590
111391240,0ptp4l0-21swapper/000:33:050
111391240,0ptp4l0-21swapper/000:17:410
111391230,1ptp4l30109-21if_err_enp0s2520:35:144
111391230,1ptp4l1071-21in:imjournal22:13:220
111391230,0ptp4l5012-21ssh00:00:170
111391230,0ptp4l19094-21ssh00:24:341
111391230,0ptp4l0-21swapper/620:55:156
111391230,0ptp4l0-21swapper/620:55:156
111391230,0ptp4l0-21swapper/620:55:016
111391230,0ptp4l0-21swapper/620:55:006
111391230,0ptp4l0-21swapper/523:20:145
111391230,0ptp4l0-21swapper/523:04:055
111391230,0ptp4l0-21swapper/522:15:145
111391230,0ptp4l0-21swapper/521:56:455
111391230,0ptp4l0-21swapper/521:10:135
111391230,0ptp4l0-21swapper/520:33:225
111391230,0ptp4l0-21swapper/520:05:215
111391230,0ptp4l0-21swapper/520:00:145
111391230,0ptp4l0-21swapper/519:30:155
111391230,0ptp4l0-21swapper/519:30:005
111391230,0ptp4l0-21swapper/500:32:445
111391230,0ptp4l0-21swapper/500:15:165
111391230,0ptp4l0-21swapper/423:55:134
111391230,0ptp4l0-21swapper/422:55:204
111391230,0ptp4l0-21swapper/422:52:254
111391230,0ptp4l0-21swapper/421:55:194
111391230,0ptp4l0-21swapper/421:50:204
111391230,0ptp4l0-21swapper/421:05:104
111391230,0ptp4l0-21swapper/420:50:144
111391230,0ptp4l0-21swapper/420:50:134
111391230,0ptp4l0-21swapper/420:40:124
111391230,0ptp4l0-21swapper/420:25:134
111391230,0ptp4l0-21swapper/419:50:124
111391230,0ptp4l0-21swapper/419:25:164
111391230,0ptp4l0-21swapper/400:35:124
111391230,0ptp4l0-21swapper/400:00:124
111391230,0ptp4l0-21swapper/221:20:202
111391230,0ptp4l0-21swapper/220:55:132
111391230,0ptp4l0-21swapper/220:55:122
111391230,0ptp4l0-21swapper/123:50:111
111391230,0ptp4l0-21swapper/123:20:131
111391230,0ptp4l0-21swapper/123:16:031
111391230,0ptp4l0-21swapper/122:55:021
111391230,0ptp4l0-21swapper/122:44:391
111391230,0ptp4l0-21swapper/122:15:101
111391230,0ptp4l0-21swapper/121:49:001
111391230,0ptp4l0-21swapper/121:10:141
111391230,0ptp4l0-21swapper/121:05:011
111391230,0ptp4l0-21swapper/120:05:131
111391230,0ptp4l0-21swapper/120:00:121
111391230,0ptp4l0-21swapper/119:30:001
111391230,0ptp4l0-21swapper/100:15:161
111391230,0ptp4l0-21swapper/023:55:110
111391230,0ptp4l0-21swapper/023:40:210
111391230,0ptp4l0-21swapper/023:25:160
111391230,0ptp4l0-21swapper/022:40:110
111391230,0ptp4l0-21swapper/022:25:200
111391230,0ptp4l0-21swapper/021:56:080
111391230,0ptp4l0-21swapper/021:00:070
111391230,0ptp4l0-21swapper/020:50:150
111391230,0ptp4l0-21swapper/020:50:140
111391230,0ptp4l0-21swapper/020:45:160
111391230,0ptp4l0-21swapper/020:40:100
111391230,0ptp4l0-21swapper/020:20:170
111391230,0ptp4l0-21swapper/020:15:130
111391230,0ptp4l0-21swapper/020:10:120
111391230,0ptp4l0-21swapper/020:08:170
111391230,0ptp4l0-21swapper/019:30:190
111391230,0ptp4l0-21swapper/019:25:130
111391230,0ptp4l0-21swapper/019:20:210
111391230,0ptp4l0-21swapper/019:10:160
111391220,2ptp4l0-21swapper/122:01:291
111391220,1ptp4l5689-21ssh21:44:431
111391220,1ptp4l17916-21ssh23:33:311
111391220,1ptp4l17916-21ssh23:33:311
111391220,1ptp4l1081-21taskset22:23:021
111391220,0ptp4l0-21swapper/723:16:297
111391220,0ptp4l0-21swapper/700:30:577
111391220,0ptp4l0-21swapper/622:19:456
111391220,0ptp4l0-21swapper/523:30:375
111391220,0ptp4l0-21swapper/523:30:365
111391220,0ptp4l0-21swapper/523:26:575
111391220,0ptp4l0-21swapper/522:55:105
111391220,0ptp4l0-21swapper/522:54:325
111391220,0ptp4l0-21swapper/522:37:155
111391220,0ptp4l0-21swapper/521:53:455
111391220,0ptp4l0-21swapper/521:40:275
111391220,0ptp4l0-21swapper/521:36:345
111391220,0ptp4l0-21swapper/521:25:195
111391220,0ptp4l0-21swapper/521:24:185
111391220,0ptp4l0-21swapper/521:16:145
111391220,0ptp4l0-21swapper/521:00:195
111391220,0ptp4l0-21swapper/500:23:405
111391220,0ptp4l0-21swapper/500:02:365
111391220,0ptp4l0-21swapper/423:21:384
111391220,0ptp4l0-21swapper/421:27:504
111391220,0ptp4l0-21swapper/420:30:124
111391220,0ptp4l0-21swapper/420:15:154
111391220,0ptp4l0-21swapper/420:00:194
111391220,0ptp4l0-21swapper/419:45:114
111391220,0ptp4l0-21swapper/419:30:194
111391220,0ptp4l0-21swapper/323:56:043
111391220,0ptp4l0-21swapper/319:35:113
111391220,0ptp4l0-21swapper/300:30:583
111391220,0ptp4l0-21swapper/221:46:452
111391220,0ptp4l0-21swapper/200:10:072
111391220,0ptp4l0-21swapper/123:40:051
111391220,0ptp4l0-21swapper/123:11:391
111391220,0ptp4l0-21swapper/122:50:431
111391220,0ptp4l0-21swapper/122:35:011
111391220,0ptp4l0-21swapper/122:34:301
111391220,0ptp4l0-21swapper/122:25:111
111391220,0ptp4l0-21swapper/121:52:381
111391220,0ptp4l0-21swapper/121:36:331
111391220,0ptp4l0-21swapper/120:39:431
111391220,0ptp4l0-21swapper/120:13:201
111391220,0ptp4l0-21swapper/100:35:181
111391220,0ptp4l0-21swapper/100:31:481
111391220,0ptp4l0-21swapper/100:07:131
111391220,0ptp4l0-21swapper/023:10:140
111391220,0ptp4l0-21swapper/022:45:470
111391220,0ptp4l0-21swapper/021:25:300
111391220,0ptp4l0-21swapper/020:35:120
111391220,0ptp4l0-21swapper/020:30:140
111391220,0ptp4l0-21swapper/020:00:180
111391220,0ptp4l0-21swapper/019:55:160
111391220,0ptp4l0-21swapper/019:45:010
111391220,0ptp4l0-21swapper/000:20:120
111391210,0ptp4l13022-21diskmemload21:48:115
111391210,0ptp4l0-21swapper/722:54:177
111391210,0ptp4l0-21swapper/623:47:226
111391210,0ptp4l0-21swapper/621:47:556
111391210,0ptp4l0-21swapper/621:20:216
111391210,0ptp4l0-21swapper/600:30:486
111391210,0ptp4l0-21swapper/523:58:565
111391210,0ptp4l0-21swapper/523:39:235
111391210,0ptp4l0-21swapper/522:43:245
111391210,0ptp4l0-21swapper/522:34:455
111391210,0ptp4l0-21swapper/522:13:525
111391210,0ptp4l0-21swapper/521:30:525
111391210,0ptp4l0-21swapper/520:43:445
111391210,0ptp4l0-21swapper/520:27:435
111391210,0ptp4l0-21swapper/420:55:194
111391210,0ptp4l0-21swapper/420:55:184
111391210,0ptp4l0-21swapper/323:16:283
111391210,0ptp4l0-21swapper/222:19:512
111391210,0ptp4l0-21swapper/200:25:262
111391210,0ptp4l0-21swapper/123:55:541
111391210,0ptp4l0-21swapper/123:46:471
111391210,0ptp4l0-21swapper/123:39:131
111391210,0ptp4l0-21swapper/123:09:591
111391210,0ptp4l0-21swapper/123:03:291
111391210,0ptp4l0-21swapper/121:31:511
111391210,0ptp4l0-21swapper/121:15:471
111391210,0ptp4l0-21swapper/120:47:441
111391210,0ptp4l0-21swapper/120:41:441
111391210,0ptp4l0-21swapper/120:26:431
111391210,0ptp4l0-21swapper/119:35:431
111391210,0ptp4l0-21swapper/119:30:141
111391210,0ptp4l0-21swapper/100:12:351
111391210,0ptp4l0-21swapper/100:00:421
111391210,0ptp4l0-21swapper/020:55:190
111391210,0ptp4l0-21swapper/020:55:180
111391200,0ptp4l0-21swapper/723:01:187
111391200,0ptp4l0-21swapper/623:05:596
111391200,0ptp4l0-21swapper/622:33:006
111391200,0ptp4l0-21swapper/621:41:116
111391200,0ptp4l0-21swapper/600:12:526
111391200,0ptp4l0-21swapper/519:35:375
111391200,0ptp4l0-21swapper/222:57:272
111391200,0ptp4l0-21swapper/220:43:162
111391200,0ptp4l0-21swapper/220:17:092
111391200,0ptp4l0-21swapper/122:12:151
111391200,0ptp4l0-21swapper/119:52:431
111391200,0ptp4l0-21swapper/119:15:331
111391200,0ptp4l0-21swapper/100:27:121
253932190,0sleep70-21swapper/722:57:417
111391190,0ptp4l0-21swapper/619:59:436
111391190,0ptp4l0-21swapper/523:10:005
111391190,0ptp4l0-21swapper/520:48:175
111391190,0ptp4l0-21swapper/519:49:475
111391190,0ptp4l0-21swapper/322:53:533
111391190,0ptp4l0-21swapper/223:47:212
111391190,0ptp4l0-21swapper/200:37:412
111391190,0ptp4l0-21swapper/200:30:432
111391190,0ptp4l0-21swapper/119:10:171
111391180,0ptp4l0-21swapper/519:13:365
111391180,0ptp4l0-21swapper/323:01:193
111391180,0ptp4l0-21swapper/222:33:002
111391180,0ptp4l0-21swapper/221:41:112
111391180,0ptp4l0-21swapper/220:35:362
111391180,0ptp4l0-21swapper/119:44:561
111391170,2ptp4l0-21swapper/121:08:031
111391170,1ptp4l0-21swapper/120:19:521
111391170,0ptp4l0-21swapper/622:57:296
111391170,0ptp4l0-21swapper/519:44:465
111391170,0ptp4l0-21swapper/219:24:212
111391160,0ptp4l0-21swapper/519:19:525
111391160,0ptp4l0-21swapper/419:35:484
111391160,0ptp4l0-21swapper/223:20:332
111391160,0ptp4l0-21swapper/120:56:051
111391160,0ptp4l0-21swapper/120:56:051
111391160,0ptp4l0-21swapper/120:53:581
111391160,0ptp4l0-21swapper/120:53:571
111391160,0ptp4l0-21swapper/120:30:541
111391160,0ptp4l0-21swapper/119:56:131
111391160,0ptp4l0-21swapper/119:46:281
111391150,0ptp4l0-21swapper/720:08:407
111391150,0ptp4l0-21swapper/719:34:127
111391150,0ptp4l0-21swapper/719:23:507
111391150,0ptp4l0-21swapper/621:02:326
111391150,0ptp4l0-21swapper/620:46:526
111391150,0ptp4l0-21swapper/620:43:176
111391150,0ptp4l0-21swapper/620:35:366
111391150,0ptp4l0-21swapper/620:17:066
111391150,0ptp4l0-21swapper/620:11:306
111391150,0ptp4l0-21swapper/619:27:596
111391150,0ptp4l0-21swapper/619:24:556
111391150,0ptp4l0-21swapper/600:37:396
111391150,0ptp4l0-21swapper/600:00:076
111391150,0ptp4l0-21swapper/523:40:055
111391150,0ptp4l0-21swapper/521:08:055
111391150,0ptp4l0-21swapper/520:56:065
111391150,0ptp4l0-21swapper/520:56:055
111391150,0ptp4l0-21swapper/520:52:005
111391150,0ptp4l0-21swapper/520:51:595
111391150,0ptp4l0-21swapper/520:11:205
111391150,0ptp4l0-21swapper/519:56:195
111391150,0ptp4l0-21swapper/519:51:345
111391150,0ptp4l0-21swapper/320:08:393
111391150,0ptp4l0-21swapper/319:34:123
111391150,0ptp4l0-21swapper/319:23:523
111391150,0ptp4l0-21swapper/300:03:233
111391150,0ptp4l0-21swapper/220:34:312
111391150,0ptp4l0-21swapper/219:49:222
111391150,0ptp4l0-21swapper/219:27:472
222782140,0sleep60-21swapper/623:40:106
111391140,0ptp4l0-21swapper/620:34:316
111391140,0ptp4l0-21swapper/619:49:166
111391140,0ptp4l0-21swapper/619:15:526
111391140,0ptp4l0-21swapper/520:21:235
111391140,0ptp4l0-21swapper/221:02:302
111391140,0ptp4l0-21swapper/220:54:272
111391140,0ptp4l0-21swapper/220:54:272
111391140,0ptp4l0-21swapper/220:46:502
111391140,0ptp4l0-21swapper/220:11:272
111391140,0ptp4l0-21swapper/219:59:272
111391140,0ptp4l0-21swapper/219:15:512
2230999110,10cyclictest0-21swapper/723:50:517
2230999110,10cyclictest0-21swapper/723:25:337
2230199110,1cyclictest19868-21fw_forwarded_lo22:50:126
2228099110,10cyclictest0-21swapper/321:55:213
2230999109,0cyclictest0-21swapper/719:25:257
2230999100,9cyclictest0-21swapper/723:05:267
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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