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2026-03-13 - 10:55

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 Fri Mar 13, 2026 00:46:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
79682600,0sleep70-21swapper/723:55:167
2614825949,6sleep20-21swapper/219:06:042
229742580,0sleep40-21swapper/400:17:394
1881915835,6phc2sys0-21swapper/419:09:454
111391560,5ptp4l0-21swapper/019:05:180
2643225544,6sleep70-21swapper/719:09:447
2610325341,7sleep10-21swapper/119:05:291
2646224838,6sleep60-21swapper/619:09:596
2623724635,7sleep50-21swapper/519:07:115
2614024635,7sleep30-21swapper/319:05:563
111391370,1ptp4l15983-21switchtime21:50:210
111391360,7ptp4l31819-21if_virbr0-nic00:30:150
111391340,0ptp4l0-21swapper/423:40:174
111391330,0ptp4l0-21swapper/400:29:364
111391330,0ptp4l0-21swapper/100:38:141
111391330,0ptp4l0-21swapper/019:45:170
111391320,0ptp4l0-21swapper/422:35:134
111391320,0ptp4l0-21swapper/123:37:161
111391320,0ptp4l0-21swapper/023:03:240
111391310,0ptp4l0-21swapper/421:27:274
111391310,0ptp4l0-21swapper/021:25:490
111391300,0ptp4l0-21swapper/423:11:474
111391300,0ptp4l0-21swapper/421:41:234
111391300,0ptp4l0-21swapper/421:30:374
111391300,0ptp4l0-21swapper/400:20:124
111391300,0ptp4l0-21swapper/023:39:260
111391300,0ptp4l0-21swapper/000:24:060
111391290,0ptp4l0-21swapper/522:36:495
111391290,0ptp4l0-21swapper/423:49:524
111391290,0ptp4l0-21swapper/421:12:044
111391290,0ptp4l0-21swapper/023:59:310
111391290,0ptp4l0-21swapper/023:40:430
111391290,0ptp4l0-21swapper/021:12:180
111391280,0ptp4l0-21swapper/423:53:594
111391280,0ptp4l0-21swapper/423:25:174
111391280,0ptp4l0-21swapper/422:58:324
111391280,0ptp4l0-21swapper/400:05:124
111391280,0ptp4l0-21swapper/123:42:541
111391280,0ptp4l0-21swapper/023:46:220
111391280,0ptp4l0-21swapper/023:18:400
111391280,0ptp4l0-21swapper/020:20:200
111391280,0ptp4l0-21swapper/000:26:260
111391270,0ptp4l0-21swapper/523:47:405
111391270,0ptp4l0-21swapper/423:07:224
111391270,0ptp4l0-21swapper/422:40:124
111391270,0ptp4l0-21swapper/422:02:514
111391270,0ptp4l0-21swapper/323:58:473
111391270,0ptp4l0-21swapper/023:21:140
111391270,0ptp4l0-21swapper/023:13:200
111391270,0ptp4l0-21swapper/022:33:400
111391270,0ptp4l0-21swapper/000:13:580
111391260,6ptp4l23782-21kworker/1:000:30:571
111391260,3ptp4l0-21swapper/020:15:160
111391260,1ptp4l12620-21ssh21:45:194
111391260,1ptp4l0-21swapper/122:28:011
111391260,0ptp4l0-21swapper/522:20:315
111391260,0ptp4l0-21swapper/421:52:234
111391260,0ptp4l0-21swapper/421:38:044
111391260,0ptp4l0-21swapper/400:33:094
111391260,0ptp4l0-21swapper/123:17:021
111391260,0ptp4l0-21swapper/122:38:531
111391260,0ptp4l0-21swapper/022:14:300
111391260,0ptp4l0-21swapper/019:40:110
111391250,2ptp4l9208-21df19:40:114
111391250,1ptp4l30176-21ps22:55:181
111391250,1ptp4l25544-21idleruntime23:35:125
111391250,0ptp4l0-21swapper/722:22:137
111391250,0ptp4l0-21swapper/600:33:406
111391250,0ptp4l0-21swapper/523:08:425
111391250,0ptp4l0-21swapper/423:25:004
111391250,0ptp4l0-21swapper/422:33:044
111391250,0ptp4l0-21swapper/422:20:124
111391250,0ptp4l0-21swapper/419:50:154
111391250,0ptp4l0-21swapper/419:45:114
111391250,0ptp4l0-21swapper/400:02:554
111391250,0ptp4l0-21swapper/323:10:113
111391250,0ptp4l0-21swapper/100:02:461
111391250,0ptp4l0-21swapper/023:29:530
111391250,0ptp4l0-21swapper/022:51:060
111391250,0ptp4l0-21swapper/022:51:050
111391250,0ptp4l0-21swapper/022:20:010
111391250,0ptp4l0-21swapper/022:01:540
111391250,0ptp4l0-21swapper/021:55:090
111391250,0ptp4l0-21swapper/021:38:390
111391250,0ptp4l0-21swapper/000:38:510
111391250,0ptp4l0-21swapper/000:05:120
111391240,4ptp4l0-21swapper/422:47:234
111391240,4ptp4l0-21swapper/422:47:234
111391240,1ptp4l8378-21missed_timers22:25:164
111391240,1ptp4l29886-21smartctl20:25:131
111391240,1ptp4l25958-21if_virbr022:50:144
111391240,1ptp4l25958-21if_virbr022:50:134
111391240,1ptp4l16091-21ps21:05:150
111391240,0ptp4l0-21swapper/523:56:205
111391240,0ptp4l0-21swapper/523:15:575
111391240,0ptp4l0-21swapper/522:00:115
111391240,0ptp4l0-21swapper/520:30:155
111391240,0ptp4l0-21swapper/519:25:105
111391240,0ptp4l0-21swapper/423:03:294
111391240,0ptp4l0-21swapper/422:10:164
111391240,0ptp4l0-21swapper/422:07:194
111391240,0ptp4l0-21swapper/421:59:504
111391240,0ptp4l0-21swapper/421:20:164
111391240,0ptp4l0-21swapper/421:15:204
111391240,0ptp4l0-21swapper/420:21:294
111391240,0ptp4l0-21swapper/419:20:114
111391240,0ptp4l0-21swapper/200:10:152
111391240,0ptp4l0-21swapper/123:25:381
111391240,0ptp4l0-21swapper/122:45:171
111391240,0ptp4l0-21swapper/122:45:161
111391240,0ptp4l0-21swapper/100:15:081
111391240,0ptp4l0-21swapper/021:30:140
111391240,0ptp4l0-21swapper/021:24:520
111391230,1ptp4l29200-21crond20:25:004
111391230,1ptp4l1816-21grep20:35:130
111391230,1ptp4l15482-21sed21:05:010
111391230,1ptp4l11759-21grep20:55:160
111391230,1ptp4l10496-21crond00:00:004
111391230,0ptp4l4948-21irqrtprio19:30:150
111391230,0ptp4l0-21swapper/600:35:126
111391230,0ptp4l0-21swapper/523:41:245
111391230,0ptp4l0-21swapper/523:25:215
111391230,0ptp4l0-21swapper/522:51:105
111391230,0ptp4l0-21swapper/522:51:105
111391230,0ptp4l0-21swapper/522:46:135
111391230,0ptp4l0-21swapper/522:46:125
111391230,0ptp4l0-21swapper/521:40:185
111391230,0ptp4l0-21swapper/521:36:275
111391230,0ptp4l0-21swapper/520:25:135
111391230,0ptp4l0-21swapper/520:10:185
111391230,0ptp4l0-21swapper/520:10:175
111391230,0ptp4l0-21swapper/520:05:135
111391230,0ptp4l0-21swapper/519:35:115
111391230,0ptp4l0-21swapper/500:36:455
111391230,0ptp4l0-21swapper/500:30:565
111391230,0ptp4l0-21swapper/500:25:005
111391230,0ptp4l0-21swapper/423:35:254
111391230,0ptp4l0-21swapper/423:30:114
111391230,0ptp4l0-21swapper/423:15:134
111391230,0ptp4l0-21swapper/421:05:154
111391230,0ptp4l0-21swapper/420:56:584
111391230,0ptp4l0-21swapper/420:45:164
111391230,0ptp4l0-21swapper/420:00:124
111391230,0ptp4l0-21swapper/419:30:194
111391230,0ptp4l0-21swapper/419:15:124
111391230,0ptp4l0-21swapper/400:35:194
111391230,0ptp4l0-21swapper/400:11:464
111391230,0ptp4l0-21swapper/123:55:171
111391230,0ptp4l0-21swapper/123:50:161
111391230,0ptp4l0-21swapper/122:40:131
111391230,0ptp4l0-21swapper/122:30:101
111391230,0ptp4l0-21swapper/121:40:151
111391230,0ptp4l0-21swapper/120:05:111
111391230,0ptp4l0-21swapper/119:35:131
111391230,0ptp4l0-21swapper/119:25:011
111391230,0ptp4l0-21swapper/023:50:170
111391230,0ptp4l0-21swapper/023:30:190
111391230,0ptp4l0-21swapper/023:05:180
111391230,0ptp4l0-21swapper/022:55:120
111391230,0ptp4l0-21swapper/022:35:120
111391230,0ptp4l0-21swapper/022:25:110
111391230,0ptp4l0-21swapper/022:20:110
111391230,0ptp4l0-21swapper/022:05:140
111391230,0ptp4l0-21swapper/021:45:100
111391230,0ptp4l0-21swapper/021:15:120
111391230,0ptp4l0-21swapper/020:50:140
111391230,0ptp4l0-21swapper/020:45:160
111391230,0ptp4l0-21swapper/019:25:190
111391230,0ptp4l0-21swapper/019:15:000
111391230,0ptp4l0-21swapper/019:10:150
111391230,0ptp4l0-21swapper/000:15:520
111391230,0ptp4l0-21swapper/000:00:120
111391220,1ptp4l23680-21pluginstate20:10:161
111391220,1ptp4l23680-21pluginstate20:10:151
111391220,0ptp4l0-21swapper/721:56:187
111391220,0ptp4l0-21swapper/621:00:116
111391220,0ptp4l0-21swapper/600:10:116
111391220,0ptp4l0-21swapper/523:51:175
111391220,0ptp4l0-21swapper/522:40:135
111391220,0ptp4l0-21swapper/522:19:035
111391220,0ptp4l0-21swapper/522:11:475
111391220,0ptp4l0-21swapper/522:06:085
111391220,0ptp4l0-21swapper/521:51:205
111391220,0ptp4l0-21swapper/521:30:195
111391220,0ptp4l0-21swapper/521:27:115
111391220,0ptp4l0-21swapper/520:40:005
111391220,0ptp4l0-21swapper/500:17:245
111391220,0ptp4l0-21swapper/500:07:035
111391220,0ptp4l0-21swapper/422:15:104
111391220,0ptp4l0-21swapper/420:50:124
111391220,0ptp4l0-21swapper/420:35:174
111391220,0ptp4l0-21swapper/420:10:134
111391220,0ptp4l0-21swapper/420:10:124
111391220,0ptp4l0-21swapper/419:55:164
111391220,0ptp4l0-21swapper/419:36:204
111391220,0ptp4l0-21swapper/419:25:204
111391220,0ptp4l0-21swapper/419:10:134
111391220,0ptp4l0-21swapper/221:49:252
111391220,0ptp4l0-21swapper/200:35:142
111391220,0ptp4l0-21swapper/200:33:472
111391220,0ptp4l0-21swapper/123:45:451
111391220,0ptp4l0-21swapper/123:33:521
111391220,0ptp4l0-21swapper/123:05:341
111391220,0ptp4l0-21swapper/123:03:371
111391220,0ptp4l0-21swapper/122:51:081
111391220,0ptp4l0-21swapper/122:51:081
111391220,0ptp4l0-21swapper/122:22:081
111391220,0ptp4l0-21swapper/122:19:011
111391220,0ptp4l0-21swapper/122:13:031
111391220,0ptp4l0-21swapper/122:06:051
111391220,0ptp4l0-21swapper/122:03:271
111391220,0ptp4l0-21swapper/121:51:171
111391220,0ptp4l0-21swapper/121:36:271
111391220,0ptp4l0-21swapper/121:30:181
111391220,0ptp4l0-21swapper/121:26:441
111391220,0ptp4l0-21swapper/120:40:181
111391220,0ptp4l0-21swapper/120:35:281
111391220,0ptp4l0-21swapper/120:30:161
111391220,0ptp4l0-21swapper/120:15:141
111391220,0ptp4l0-21swapper/100:25:221
111391220,0ptp4l0-21swapper/100:22:471
111391220,0ptp4l0-21swapper/022:49:090
111391220,0ptp4l0-21swapper/022:49:080
111391220,0ptp4l0-21swapper/022:40:190
111391220,0ptp4l0-21swapper/021:42:000
111391220,0ptp4l0-21swapper/020:40:160
111391220,0ptp4l0-21swapper/020:00:120
111391220,0ptp4l0-21swapper/019:50:120
111391220,0ptp4l0-21swapper/019:20:090
111391210,0ptp4l17497-21diskmemload21:32:466
111391210,0ptp4l0-21swapper/723:09:567
111391210,0ptp4l0-21swapper/622:15:366
111391210,0ptp4l0-21swapper/621:43:336
111391210,0ptp4l0-21swapper/523:31:355
111391210,0ptp4l0-21swapper/523:01:305
111391210,0ptp4l0-21swapper/522:56:245
111391210,0ptp4l0-21swapper/521:57:545
111391210,0ptp4l0-21swapper/521:46:095
111391210,0ptp4l0-21swapper/521:22:315
111391210,0ptp4l0-21swapper/521:08:175
111391210,0ptp4l0-21swapper/520:55:465
111391210,0ptp4l0-21swapper/520:46:585
111391210,0ptp4l0-21swapper/520:23:215
111391210,0ptp4l0-21swapper/520:00:175
111391210,0ptp4l0-21swapper/519:55:145
111391210,0ptp4l0-21swapper/519:23:205
111391210,0ptp4l0-21swapper/500:22:485
111391210,0ptp4l0-21swapper/421:00:014
111391210,0ptp4l0-21swapper/420:40:124
111391210,0ptp4l0-21swapper/323:09:503
111391210,0ptp4l0-21swapper/321:29:373
111391210,0ptp4l0-21swapper/222:15:482
111391210,0ptp4l0-21swapper/121:57:521
111391210,0ptp4l0-21swapper/121:07:001
111391210,0ptp4l0-21swapper/120:04:071
111391210,0ptp4l0-21swapper/119:31:381
111391210,0ptp4l0-21swapper/100:14:031
111391210,0ptp4l0-21swapper/100:08:291
111391210,0ptp4l0-21swapper/020:11:530
111391210,0ptp4l0-21swapper/020:11:520
111391210,0ptp4l0-21swapper/019:56:030
111391210,0ptp4l0-21swapper/019:36:370
111391200,0ptp4l0-21swapper/623:37:366
111391200,0ptp4l0-21swapper/523:24:015
111391200,0ptp4l0-21swapper/523:12:125
111391200,0ptp4l0-21swapper/522:30:085
111391200,0ptp4l0-21swapper/522:27:585
111391200,0ptp4l0-21swapper/521:12:515
111391200,0ptp4l0-21swapper/500:03:405
111391200,0ptp4l0-21swapper/420:33:204
111391200,0ptp4l0-21swapper/420:16:194
111391200,0ptp4l0-21swapper/420:08:514
111391200,0ptp4l0-21swapper/322:22:123
111391200,0ptp4l0-21swapper/321:56:233
111391200,0ptp4l0-21swapper/223:37:342
111391200,0ptp4l0-21swapper/223:15:252
111391200,0ptp4l0-21swapper/221:32:412
111391200,0ptp4l0-21swapper/200:21:352
111391200,0ptp4l0-21swapper/123:24:001
111391200,0ptp4l0-21swapper/123:12:101
111391200,0ptp4l0-21swapper/121:46:011
111391200,0ptp4l0-21swapper/121:17:491
111391200,0ptp4l0-21swapper/121:13:361
111391200,0ptp4l0-21swapper/120:52:111
111391200,0ptp4l0-21swapper/119:50:191
111391200,0ptp4l0-21swapper/119:44:451
111391200,0ptp4l0-21swapper/119:25:111
111391200,0ptp4l0-21swapper/119:10:391
111391200,0ptp4l0-21swapper/020:27:210
111391190,0ptp4l0-21swapper/721:07:527
111391190,0ptp4l0-21swapper/621:49:196
111391190,0ptp4l0-21swapper/600:21:356
111391190,0ptp4l0-21swapper/520:35:235
111391190,0ptp4l0-21swapper/519:50:465
111391190,0ptp4l0-21swapper/221:55:342
111391190,0ptp4l0-21swapper/221:43:432
111391190,0ptp4l0-21swapper/221:00:142
111391190,0ptp4l0-21swapper/121:21:411
111391190,0ptp4l0-21swapper/119:56:531
111391190,0ptp4l0-21swapper/119:46:411
111391190,0ptp4l0-21swapper/020:09:530
111391180,0ptp4l0-21swapper/723:10:137
111391180,0ptp4l0-21swapper/623:15:246
111391180,0ptp4l0-21swapper/519:11:335
111391180,0ptp4l0-21swapper/500:14:015
111391180,0ptp4l0-21swapper/120:23:461
111391180,0ptp4l0-21swapper/119:19:361
111391170,1ptp4l1061-21snmpd20:34:510
111391170,0ptp4l0-21swapper/521:18:055
111391170,0ptp4l0-21swapper/520:15:135
111391170,0ptp4l0-21swapper/221:37:262
111391160,0ptp4l0-21swapper/621:36:556
111391160,0ptp4l0-21swapper/619:16:176
111391160,0ptp4l0-21swapper/121:02:071
111391160,0ptp4l0-21swapper/120:55:291
23952150,1sleep341-21ksoftirqd/323:47:273
111391150,0ptp4l0-21swapper/721:29:397
111391150,0ptp4l0-21swapper/720:37:257
111391150,0ptp4l0-21swapper/621:55:346
111391150,0ptp4l0-21swapper/621:08:546
111391150,0ptp4l0-21swapper/620:49:126
111391150,0ptp4l0-21swapper/620:44:456
111391150,0ptp4l0-21swapper/620:21:446
111391150,0ptp4l0-21swapper/620:14:126
111391150,0ptp4l0-21swapper/620:14:126
111391150,0ptp4l0-21swapper/620:02:326
111391150,0ptp4l0-21swapper/619:37:146
111391150,0ptp4l0-21swapper/619:28:016
111391150,0ptp4l0-21swapper/521:00:485
111391150,0ptp4l0-21swapper/520:51:275
111391150,0ptp4l0-21swapper/519:45:475
111391150,0ptp4l0-21swapper/519:42:295
111391150,0ptp4l0-21swapper/519:31:085
111391150,0ptp4l0-21swapper/519:17:535
111391150,0ptp4l0-21swapper/321:07:543
111391150,0ptp4l0-21swapper/320:37:223
111391150,0ptp4l0-21swapper/221:07:192
111391150,0ptp4l0-21swapper/220:49:132
111391150,0ptp4l0-21swapper/220:44:392
111391150,0ptp4l0-21swapper/219:45:072
111391150,0ptp4l0-21swapper/219:37:032
111391150,0ptp4l0-21swapper/219:27:442
111391150,0ptp4l0-21swapper/120:45:341
111391140,0ptp4l0-21swapper/620:51:386
111391140,0ptp4l0-21swapper/620:07:546
111391140,0ptp4l0-21swapper/619:59:166
111391140,0ptp4l0-21swapper/619:45:086
111391140,0ptp4l0-21swapper/619:14:476
111391140,0ptp4l0-21swapper/220:56:282
111391140,0ptp4l0-21swapper/220:51:352
111391140,0ptp4l0-21swapper/220:21:432
111391140,0ptp4l0-21swapper/220:14:112
111391140,0ptp4l0-21swapper/220:14:102
111391140,0ptp4l0-21swapper/220:07:542
111391140,0ptp4l0-21swapper/220:02:342
111391140,0ptp4l0-21swapper/219:59:162
111391140,0ptp4l0-21swapper/219:32:542
111391140,0ptp4l0-21swapper/219:16:152
111391140,0ptp4l0-21swapper/219:14:462
2674399130,1cyclictest0-21swapper/300:10:153
2677299119,1cyclictest20026-21ssh21:11:437
2677299110,10cyclictest0-21swapper/719:20:137
2674399110,10cyclictest32488-21date23:00:013
2673899110,0cyclictest0-21swapper/223:25:202
2676699100,9cyclictest0-21swapper/623:41:016
2676699100,9cyclictest0-21swapper/621:51:466
2676699100,0cyclictest0-21swapper/622:40:126
2674399100,9cyclictest0-21swapper/322:45:153
2674399100,9cyclictest0-21swapper/322:45:143
2674399100,9cyclictest0-21swapper/322:17:253
2674399100,9cyclictest0-21swapper/322:07:033
2674399100,9cyclictest0-21swapper/321:33:163
2674399100,9cyclictest0-21swapper/321:14:523
2674399100,9cyclictest0-21swapper/321:00:153
2674399100,9cyclictest0-21swapper/300:37:263
2674399100,9cyclictest0-21swapper/300:28:483
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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