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2026-05-26 - 03:45

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 Tue May 26, 2026 00:46:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
228622640,0sleep20-21swapper/200:20:002
111391590,5ptp4l0-21swapper/419:07:514
2123625848,6sleep20-21swapper/219:09:142
111391580,5ptp4l0-21swapper/019:07:380
2102025433,7sleep10-21swapper/119:06:241
2103725231,7sleep70-21swapper/719:06:387
2108525039,6sleep60-21swapper/619:07:186
2103324736,7sleep30-21swapper/319:06:353
111391470,0ptp4l819-21seq19:32:181
2104424533,7sleep50-21swapper/519:06:445
111391360,0ptp4l0-21swapper/500:25:015
111391330,1ptp4l17573-21needreboot21:15:184
111391320,1ptp4l8097-21users21:45:211
111391300,0ptp4l0-21swapper/423:55:184
111391300,0ptp4l0-21swapper/419:40:174
111391300,0ptp4l0-21swapper/400:35:174
111391300,0ptp4l0-21swapper/123:49:221
111391300,0ptp4l0-21swapper/121:30:141
111391300,0ptp4l0-21swapper/121:12:571
111391300,0ptp4l0-21swapper/022:42:540
111391300,0ptp4l0-21swapper/000:26:150
111391290,0ptp4l0-21swapper/523:53:565
111391290,0ptp4l0-21swapper/423:03:224
111391290,0ptp4l0-21swapper/123:57:351
111391290,0ptp4l0-21swapper/122:54:161
111391290,0ptp4l0-21swapper/100:12:001
111391290,0ptp4l0-21swapper/023:00:200
111391290,0ptp4l0-21swapper/022:34:370
111391290,0ptp4l0-21swapper/000:03:340
111391280,0ptp4l12335-21diskmemload21:25:154
111391280,0ptp4l0-21swapper/423:46:554
111391280,0ptp4l0-21swapper/423:40:134
111391280,0ptp4l0-21swapper/422:58:394
111391280,0ptp4l0-21swapper/422:27:014
111391280,0ptp4l0-21swapper/422:06:294
111391280,0ptp4l0-21swapper/421:46:064
111391280,0ptp4l0-21swapper/421:35:584
111391280,0ptp4l0-21swapper/400:28:584
111391280,0ptp4l0-21swapper/400:18:294
111391280,0ptp4l0-21swapper/123:51:411
111391280,0ptp4l0-21swapper/121:17:421
111391280,0ptp4l0-21swapper/019:10:140
111391270,1ptp4l12335-21diskmemload23:05:451
111391270,0ptp4l0-21swapper/521:56:375
111391270,0ptp4l0-21swapper/521:30:325
111391270,0ptp4l0-21swapper/423:52:444
111391270,0ptp4l0-21swapper/423:20:094
111391270,0ptp4l0-21swapper/422:31:094
111391270,0ptp4l0-21swapper/421:20:134
111391270,0ptp4l0-21swapper/421:04:304
111391270,0ptp4l0-21swapper/123:27:501
111391270,0ptp4l0-21swapper/023:58:460
111391270,0ptp4l0-21swapper/023:11:110
111391260,1ptp4l0-21swapper/122:20:061
111391260,0ptp4l0-21swapper/521:13:035
111391260,0ptp4l0-21swapper/519:40:105
111391260,0ptp4l0-21swapper/500:06:075
111391260,0ptp4l0-21swapper/423:38:344
111391260,0ptp4l0-21swapper/423:38:334
111391260,0ptp4l0-21swapper/422:15:454
111391260,0ptp4l0-21swapper/422:12:434
111391260,0ptp4l0-21swapper/421:50:104
111391260,0ptp4l0-21swapper/419:15:014
111391260,0ptp4l0-21swapper/400:05:194
111391260,0ptp4l0-21swapper/122:30:131
111391260,0ptp4l0-21swapper/022:10:160
111391260,0ptp4l0-21swapper/000:38:390
111391250,1ptp4l31580-21fw_conntrack20:40:114
111391250,1ptp4l1487-21fw_forwarded_lo23:50:133
111391250,1ptp4l1312-21latency_hist00:34:594
111391250,0ptp4l0-21swapper/623:27:236
111391250,0ptp4l0-21swapper/523:36:175
111391250,0ptp4l0-21swapper/523:36:175
111391250,0ptp4l0-21swapper/522:25:155
111391250,0ptp4l0-21swapper/500:30:205
111391250,0ptp4l0-21swapper/422:40:504
111391250,0ptp4l0-21swapper/422:35:114
111391250,0ptp4l0-21swapper/421:40:424
111391250,0ptp4l0-21swapper/323:49:443
111391250,0ptp4l0-21swapper/123:36:081
111391250,0ptp4l0-21swapper/123:36:071
111391250,0ptp4l0-21swapper/123:15:121
111391250,0ptp4l0-21swapper/122:47:381
111391250,0ptp4l0-21swapper/122:10:171
111391250,0ptp4l0-21swapper/122:06:401
111391250,0ptp4l0-21swapper/121:22:561
111391250,0ptp4l0-21swapper/120:20:011
111391250,0ptp4l0-21swapper/100:21:391
111391250,0ptp4l0-21swapper/100:05:511
111391250,0ptp4l0-21swapper/023:18:460
111391250,0ptp4l0-21swapper/023:09:010
111391250,0ptp4l0-21swapper/022:59:140
111391250,0ptp4l0-21swapper/021:15:150
111391250,0ptp4l0-21swapper/020:40:140
21582992422,1cyclictest27420-21turbostat21:30:003
111391240,1ptp4l4695-21sh23:10:124
111391240,1ptp4l20681-21rm22:47:284
111391240,1ptp4l19837-21ssh22:02:154
111391240,1ptp4l1771-21irqrtprio20:45:160
111391240,0ptp4l27308-21if_eno119:20:124
111391240,0ptp4l0-21swapper/723:50:057
111391240,0ptp4l0-21swapper/523:35:015
111391240,0ptp4l0-21swapper/523:35:005
111391240,0ptp4l0-21swapper/523:15:195
111391240,0ptp4l0-21swapper/522:35:535
111391240,0ptp4l0-21swapper/520:25:005
111391240,0ptp4l0-21swapper/519:30:155
111391240,0ptp4l0-21swapper/500:25:135
111391240,0ptp4l0-21swapper/423:30:134
111391240,0ptp4l0-21swapper/423:30:134
111391240,0ptp4l0-21swapper/423:18:154
111391240,0ptp4l0-21swapper/423:05:124
111391240,0ptp4l0-21swapper/421:32:214
111391240,0ptp4l0-21swapper/420:00:154
111391240,0ptp4l0-21swapper/400:21:444
111391240,0ptp4l0-21swapper/400:10:364
111391240,0ptp4l0-21swapper/122:25:151
111391240,0ptp4l0-21swapper/122:20:001
111391240,0ptp4l0-21swapper/121:55:221
111391240,0ptp4l0-21swapper/120:30:171
111391240,0ptp4l0-21swapper/023:52:250
111391240,0ptp4l0-21swapper/022:50:170
111391240,0ptp4l0-21swapper/022:45:030
111391240,0ptp4l0-21swapper/022:06:250
111391240,0ptp4l0-21swapper/020:25:140
111391230,2ptp4l0-21swapper/021:32:180
111391230,1ptp4l1691-21if_virbr0-nic20:45:164
111391230,1ptp4l10543-21sed19:55:011
111391230,0ptp4l18467-21strings22:00:165
111391230,0ptp4l0-21swapper/723:25:137
111391230,0ptp4l0-21swapper/723:24:407
111391230,0ptp4l0-21swapper/723:13:507
111391230,0ptp4l0-21swapper/723:07:517
111391230,0ptp4l0-21swapper/721:37:207
111391230,0ptp4l0-21swapper/522:52:125
111391230,0ptp4l0-21swapper/522:30:155
111391230,0ptp4l0-21swapper/522:15:125
111391230,0ptp4l0-21swapper/522:10:345
111391230,0ptp4l0-21swapper/521:55:005
111391230,0ptp4l0-21swapper/521:36:225
111391230,0ptp4l0-21swapper/521:30:015
111391230,0ptp4l0-21swapper/521:18:265
111391230,0ptp4l0-21swapper/520:55:185
111391230,0ptp4l0-21swapper/520:55:175
111391230,0ptp4l0-21swapper/520:30:185
111391230,0ptp4l0-21swapper/520:10:005
111391230,0ptp4l0-21swapper/519:55:215
111391230,0ptp4l0-21swapper/519:45:155
111391230,0ptp4l0-21swapper/519:25:195
111391230,0ptp4l0-21swapper/500:37:345
111391230,0ptp4l0-21swapper/500:00:145
111391230,0ptp4l0-21swapper/422:50:164
111391230,0ptp4l0-21swapper/422:23:094
111391230,0ptp4l0-21swapper/421:10:134
111391230,0ptp4l0-21swapper/420:10:164
111391230,0ptp4l0-21swapper/420:05:034
111391230,0ptp4l0-21swapper/419:50:124
111391230,0ptp4l0-21swapper/419:35:154
111391230,0ptp4l0-21swapper/419:34:074
111391230,0ptp4l0-21swapper/400:01:004
111391230,0ptp4l0-21swapper/223:57:002
111391230,0ptp4l0-21swapper/123:44:311
111391230,0ptp4l0-21swapper/123:04:151
111391230,0ptp4l0-21swapper/122:00:101
111391230,0ptp4l0-21swapper/121:05:161
111391230,0ptp4l0-21swapper/120:55:191
111391230,0ptp4l0-21swapper/120:55:181
111391230,0ptp4l0-21swapper/120:20:201
111391230,0ptp4l0-21swapper/119:55:101
111391230,0ptp4l0-21swapper/119:45:121
111391230,0ptp4l0-21swapper/119:40:171
111391230,0ptp4l0-21swapper/119:35:111
111391230,0ptp4l0-21swapper/119:25:171
111391230,0ptp4l0-21swapper/100:30:471
111391230,0ptp4l0-21swapper/100:19:151
111391230,0ptp4l0-21swapper/100:00:201
111391230,0ptp4l0-21swapper/023:45:190
111391230,0ptp4l0-21swapper/023:41:340
111391230,0ptp4l0-21swapper/023:36:360
111391230,0ptp4l0-21swapper/023:36:350
111391230,0ptp4l0-21swapper/023:30:150
111391230,0ptp4l0-21swapper/023:30:140
111391230,0ptp4l0-21swapper/023:20:190
111391230,0ptp4l0-21swapper/022:25:130
111391230,0ptp4l0-21swapper/021:58:460
111391230,0ptp4l0-21swapper/021:50:200
111391230,0ptp4l0-21swapper/021:46:500
111391230,0ptp4l0-21swapper/021:40:010
111391230,0ptp4l0-21swapper/021:35:210
111391230,0ptp4l0-21swapper/021:25:140
111391230,0ptp4l0-21swapper/021:25:010
111391230,0ptp4l0-21swapper/020:50:130
111391230,0ptp4l0-21swapper/020:35:130
111391230,0ptp4l0-21swapper/020:35:010
111391230,0ptp4l0-21swapper/020:10:170
111391230,0ptp4l0-21swapper/020:05:200
111391230,0ptp4l0-21swapper/020:00:130
111391230,0ptp4l0-21swapper/019:50:120
111391230,0ptp4l0-21swapper/019:35:130
111391230,0ptp4l0-21swapper/019:20:190
111391230,0ptp4l0-21swapper/000:20:180
111391230,0ptp4l0-21swapper/000:15:120
111391230,0ptp4l0-21swapper/000:05:130
2159799220,11cyclictest0-21swapper/522:07:355
111391220,0ptp4l29026-21cpu20:35:114
111391220,0ptp4l25-21ksoftirqd/100:36:081
111391220,0ptp4l0-21swapper/723:49:347
111391220,0ptp4l0-21swapper/700:09:487
111391220,0ptp4l0-21swapper/523:58:525
111391220,0ptp4l0-21swapper/522:57:495
111391220,0ptp4l0-21swapper/522:45:445
111391220,0ptp4l0-21swapper/522:41:405
111391220,0ptp4l0-21swapper/522:20:125
111391220,0ptp4l0-21swapper/521:47:105
111391220,0ptp4l0-21swapper/521:05:135
111391220,0ptp4l0-21swapper/520:25:195
111391220,0ptp4l0-21swapper/520:15:125
111391220,0ptp4l0-21swapper/520:04:195
111391220,0ptp4l0-21swapper/519:54:345
111391220,0ptp4l0-21swapper/519:35:205
111391220,0ptp4l0-21swapper/500:15:225
111391220,0ptp4l0-21swapper/500:13:485
111391220,0ptp4l0-21swapper/423:27:284
111391220,0ptp4l0-21swapper/421:58:594
111391220,0ptp4l0-21swapper/420:50:144
111391220,0ptp4l0-21swapper/420:30:164
111391220,0ptp4l0-21swapper/420:25:164
111391220,0ptp4l0-21swapper/419:10:014
111391220,0ptp4l0-21swapper/323:25:133
111391220,0ptp4l0-21swapper/323:24:083
111391220,0ptp4l0-21swapper/323:13:573
111391220,0ptp4l0-21swapper/323:07:463
111391220,0ptp4l0-21swapper/322:30:533
111391220,0ptp4l0-21swapper/321:47:593
111391220,0ptp4l0-21swapper/300:14:263
111391220,0ptp4l0-21swapper/300:08:363
111391220,0ptp4l0-21swapper/123:13:251
111391220,0ptp4l0-21swapper/122:56:131
111391220,0ptp4l0-21swapper/122:35:451
111391220,0ptp4l0-21swapper/121:54:041
111391220,0ptp4l0-21swapper/121:45:011
111391220,0ptp4l0-21swapper/121:28:351
111391220,0ptp4l0-21swapper/120:25:181
111391220,0ptp4l0-21swapper/119:20:111
111391220,0ptp4l0-21swapper/023:26:290
111391220,0ptp4l0-21swapper/022:35:150
111391220,0ptp4l0-21swapper/022:23:040
111391220,0ptp4l0-21swapper/022:16:430
111391220,0ptp4l0-21swapper/022:01:090
111391220,0ptp4l0-21swapper/021:10:170
111391220,0ptp4l0-21swapper/021:00:160
111391220,0ptp4l0-21swapper/020:15:190
111391220,0ptp4l0-21swapper/019:40:150
111391220,0ptp4l0-21swapper/019:15:150
111391220,0ptp4l0-21swapper/000:31:050
111391220,0ptp4l0-21swapper/000:10:210
111391210,1ptp4l1068-21runrttasks23:17:132
111391210,0ptp4l0-21swapper/723:59:017
111391210,0ptp4l0-21swapper/721:48:067
111391210,0ptp4l0-21swapper/700:14:317
111391210,0ptp4l0-21swapper/700:00:017
111391210,0ptp4l0-21swapper/623:56:586
111391210,0ptp4l0-21swapper/623:17:206
111391210,0ptp4l0-21swapper/623:06:016
111391210,0ptp4l0-21swapper/622:14:416
111391210,0ptp4l0-21swapper/600:04:326
111391210,0ptp4l0-21swapper/523:05:355
111391210,0ptp4l0-21swapper/521:41:045
111391210,0ptp4l0-21swapper/521:21:245
111391210,0ptp4l0-21swapper/519:22:595
111391210,0ptp4l0-21swapper/420:15:234
111391210,0ptp4l0-21swapper/323:59:123
111391210,0ptp4l0-21swapper/321:37:223
111391210,0ptp4l0-21swapper/300:00:063
111391210,0ptp4l0-21swapper/222:14:432
111391210,0ptp4l0-21swapper/200:38:482
111391210,0ptp4l0-21swapper/123:30:511
111391210,0ptp4l0-21swapper/123:30:511
111391210,0ptp4l0-21swapper/122:42:131
111391210,0ptp4l0-21swapper/121:36:171
111391210,0ptp4l0-21swapper/121:00:021
111391210,0ptp4l0-21swapper/120:48:321
111391210,0ptp4l0-21swapper/120:42:261
111391210,0ptp4l0-21swapper/119:10:341
111391210,0ptp4l0-21swapper/100:25:571
111391210,0ptp4l0-21swapper/021:06:260
111391210,0ptp4l0-21swapper/019:25:140
2159799200,10cyclictest0-21swapper/523:12:545
111391200,3ptp4l0-21swapper/420:24:014
111391200,0ptp4l0-21swapper/621:30:476
111391200,0ptp4l0-21swapper/523:44:255
111391200,0ptp4l0-21swapper/523:27:495
111391200,0ptp4l0-21swapper/523:04:205
111391200,0ptp4l0-21swapper/521:02:005
111391200,0ptp4l0-21swapper/520:46:255
111391200,0ptp4l0-21swapper/419:57:244
111391200,0ptp4l0-21swapper/419:46:104
111391200,0ptp4l0-21swapper/221:33:422
111391200,0ptp4l0-21swapper/123:23:351
111391200,0ptp4l0-21swapper/120:12:011
111391200,0ptp4l0-21swapper/120:09:571
111391200,0ptp4l0-21swapper/120:04:201
111391200,0ptp4l0-21swapper/119:15:311
111391200,0ptp4l0-21swapper/020:57:440
111391200,0ptp4l0-21swapper/020:57:430
111391200,0ptp4l0-21swapper/019:46:470
111391190,0ptp4l0-21swapper/722:30:577
111391190,0ptp4l0-21swapper/520:54:565
111391190,0ptp4l0-21swapper/520:41:305
111391190,0ptp4l0-21swapper/519:18:295
111391190,0ptp4l0-21swapper/223:32:432
111391190,0ptp4l0-21swapper/223:32:422
111391190,0ptp4l0-21swapper/222:16:532
111391190,0ptp4l0-21swapper/120:39:501
111391190,0ptp4l0-21swapper/020:21:290
111391190,0ptp4l0-21swapper/019:55:250
111391180,2ptp4l0-21swapper/120:54:541
111391180,0ptp4l0-21swapper/621:38:326
111391180,0ptp4l0-21swapper/523:46:445
111391180,0ptp4l0-21swapper/520:12:025
111391180,0ptp4l0-21swapper/421:09:104
111391180,0ptp4l0-21swapper/223:27:172
111391180,0ptp4l0-21swapper/221:38:252
111391170,0ptp4l0-21swapper/419:25:134
111391170,0ptp4l0-21swapper/200:04:332
2159799166,5cyclictest0-21swapper/519:15:005
2159799160,6cyclictest0-21swapper/523:20:355
111391160,0ptp4l0-21swapper/520:39:475
111391160,0ptp4l0-21swapper/019:31:480
111391150,0ptp4l33-21ksoftirqd/220:30:482
111391150,0ptp4l0-21swapper/719:28:597
111391150,0ptp4l0-21swapper/622:16:526
111391150,0ptp4l0-21swapper/621:25:016
111391150,0ptp4l0-21swapper/621:06:556
111391150,0ptp4l0-21swapper/620:30:516
111391150,0ptp4l0-21swapper/620:06:446
111391150,0ptp4l0-21swapper/619:27:206
111391150,0ptp4l0-21swapper/600:38:496
111391150,0ptp4l0-21swapper/420:56:214
111391150,0ptp4l0-21swapper/420:56:204
111391150,0ptp4l0-21swapper/319:28:463
111391150,0ptp4l0-21swapper/223:05:592
111391150,0ptp4l0-21swapper/221:06:522
111391150,0ptp4l0-21swapper/220:06:452
111391150,0ptp4l0-21swapper/219:12:112
111391140,0ptp4l0-21swapper/623:32:446
111391140,0ptp4l0-21swapper/623:32:436
111391140,0ptp4l0-21swapper/619:58:306
111391140,0ptp4l0-21swapper/619:12:126
111391140,0ptp4l0-21swapper/219:58:282
111391140,0ptp4l0-21swapper/219:27:192
2161199120,1cyclictest0-21swapper/722:35:157
186291120,2getstats0-21swapper/320:46:563
186291120,2getstats0-21swapper/320:40:433
2161199110,10cyclictest0-21swapper/721:14:467
2160499110,1cyclictest0-21swapper/623:50:366
2157599110,10cyclictest0-21swapper/223:20:122
186291110,2getstats0-21swapper/319:52:063
2161199109,0cyclictest0-21swapper/723:19:437
2161199109,0cyclictest0-21swapper/722:57:157
2161199109,0cyclictest0-21swapper/722:46:337
2161199109,0cyclictest0-21swapper/722:18:067
2161199109,0cyclictest0-21swapper/721:50:557
2161199109,0cyclictest0-21swapper/721:40:537
2161199109,0cyclictest0-21swapper/700:32:207
2161199100,9cyclictest0-21swapper/723:37:207
2161199100,9cyclictest0-21swapper/723:37:197
2161199100,9cyclictest0-21swapper/723:31:217
2161199100,9cyclictest0-21swapper/723:31:207
2161199100,9cyclictest0-21swapper/723:02:457
2161199100,9cyclictest0-21swapper/722:23:477
2161199100,9cyclictest0-21swapper/721:25:007
2161199100,9cyclictest0-21swapper/719:50:247
2161199100,0cyclictest0-21swapper/722:29:367
2161199100,0cyclictest0-21swapper/721:30:117
2160499109,0cyclictest0-21swapper/623:44:476
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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