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2025-12-31 - 23:00

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 Dec 31, 2025 12:46:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24832910,0sleep10-21swapper/110:00:031
111391650,34ptp4l0-21swapper/007:07:270
327222590,1sleep6631rcuc/612:03:126
130932590,0sleep00-21swapper/008:35:190
111391590,28ptp4l0-21swapper/107:09:501
111391580,11ptp4l0-21swapper/507:05:185
180025341,7sleep70-21swapper/707:05:017
374225241,7sleep20-21swapper/207:05:442
374425140,7sleep40-21swapper/407:05:464
402424837,6sleep60-21swapper/607:09:256
405824736,7sleep30-21swapper/307:09:463
30762400,0sleep60-21swapper/610:00:166
111391380,0ptp4l0-21swapper/010:20:110
111391360,0ptp4l0-21swapper/108:10:181
111391340,0ptp4l0-21swapper/008:55:170
111391330,0ptp4l0-21swapper/011:48:390
111391320,0ptp4l0-21swapper/010:55:050
111391310,0ptp4l0-21swapper/410:38:314
111391310,0ptp4l0-21swapper/012:19:440
111391310,0ptp4l0-21swapper/012:10:220
111391310,0ptp4l0-21swapper/011:31:090
111391300,0ptp4l18462-21ssh10:20:134
111391300,0ptp4l0-21swapper/411:49:264
111391300,0ptp4l0-21swapper/411:06:244
111391300,0ptp4l0-21swapper/409:58:574
111391300,0ptp4l0-21swapper/111:59:311
111391300,0ptp4l0-21swapper/012:03:530
111391300,0ptp4l0-21swapper/010:02:350
111391300,0ptp4l0-21swapper/009:10:200
111391290,0ptp4l0-21swapper/412:25:464
111391290,0ptp4l0-21swapper/410:07:314
111391290,0ptp4l0-21swapper/409:24:504
111391290,0ptp4l0-21swapper/109:41:271
111391290,0ptp4l0-21swapper/010:05:490
4376992820,0cyclictest0-21swapper/511:42:215
111391280,3ptp4l0-21swapper/409:05:134
111391280,0ptp4l0-21swapper/511:20:365
111391280,0ptp4l0-21swapper/509:47:425
111391280,0ptp4l0-21swapper/509:27:195
111391280,0ptp4l0-21swapper/412:21:024
111391280,0ptp4l0-21swapper/411:44:274
111391280,0ptp4l0-21swapper/408:05:214
111391280,0ptp4l0-21swapper/112:35:491
111391280,0ptp4l0-21swapper/012:33:550
111391280,0ptp4l0-21swapper/011:11:410
111391280,0ptp4l0-21swapper/011:07:420
111391280,0ptp4l0-21swapper/010:28:420
111391280,0ptp4l0-21swapper/009:17:300
111391280,0ptp4l0-21swapper/008:30:210
4376992719,0cyclictest0-21swapper/511:52:495
111391270,2ptp4l0-21swapper/511:34:475
111391270,0ptp4l0-21swapper/712:05:357
111391270,0ptp4l0-21swapper/512:10:145
111391270,0ptp4l0-21swapper/511:59:535
111391270,0ptp4l0-21swapper/412:14:174
111391270,0ptp4l0-21swapper/411:56:574
111391270,0ptp4l0-21swapper/409:51:204
111391270,0ptp4l0-21swapper/409:19:214
111391270,0ptp4l0-21swapper/111:52:481
111391270,0ptp4l0-21swapper/011:55:060
111391270,0ptp4l0-21swapper/011:50:570
111391270,0ptp4l0-21swapper/011:37:040
111391270,0ptp4l0-21swapper/009:20:220
4376992618,0cyclictest0-21swapper/511:47:355
4376992618,0cyclictest0-21swapper/511:37:075
111391260,1ptp4l9361-21basename07:20:004
111391260,1ptp4l6472-21idleruntime-cro07:15:005
111391260,0ptp4l0-21swapper/512:30:215
111391260,0ptp4l0-21swapper/510:16:175
111391260,0ptp4l0-21swapper/412:32:584
111391260,0ptp4l0-21swapper/412:01:234
111391260,0ptp4l0-21swapper/411:30:284
111391260,0ptp4l0-21swapper/411:23:214
111391260,0ptp4l0-21swapper/411:03:404
111391260,0ptp4l0-21swapper/410:51:154
111391260,0ptp4l0-21swapper/410:31:264
111391260,0ptp4l0-21swapper/410:14:194
111391260,0ptp4l0-21swapper/409:34:534
111391260,0ptp4l0-21swapper/311:02:313
111391260,0ptp4l0-21swapper/108:05:171
111391260,0ptp4l0-21swapper/012:37:530
111391260,0ptp4l0-21swapper/011:28:050
111391260,0ptp4l0-21swapper/010:53:330
111391260,0ptp4l0-21swapper/010:19:070
111391260,0ptp4l0-21swapper/009:40:160
111391260,0ptp4l0-21swapper/008:40:120
111391260,0ptp4l0-21swapper/008:40:120
4376992518,0cyclictest0-21swapper/512:16:135
4376992516,0cyclictest0-21swapper/512:24:325
111391250,0ptp4l0-21swapper/509:59:345
111391250,0ptp4l0-21swapper/509:53:195
111391250,0ptp4l0-21swapper/509:35:075
111391250,0ptp4l0-21swapper/508:25:135
111391250,0ptp4l0-21swapper/508:05:005
111391250,0ptp4l0-21swapper/412:18:154
111391250,0ptp4l0-21swapper/411:50:104
111391250,0ptp4l0-21swapper/411:35:434
111391250,0ptp4l0-21swapper/411:25:164
111391250,0ptp4l0-21swapper/410:58:064
111391250,0ptp4l0-21swapper/410:25:154
111391250,0ptp4l0-21swapper/409:36:174
111391250,0ptp4l0-21swapper/409:30:014
111391250,0ptp4l0-21swapper/409:10:024
111391250,0ptp4l0-21swapper/408:50:014
111391250,0ptp4l0-21swapper/408:50:014
111391250,0ptp4l0-21swapper/408:35:144
111391250,0ptp4l0-21swapper/111:39:171
111391250,0ptp4l0-21swapper/111:15:191
111391250,0ptp4l0-21swapper/111:15:191
111391250,0ptp4l0-21swapper/110:26:431
111391250,0ptp4l0-21swapper/010:43:290
111391250,0ptp4l0-21swapper/010:12:360
4376992420,0cyclictest0-21swapper/512:05:515
4376992420,0cyclictest0-21swapper/511:26:235
4376992419,4cyclictest0-21swapper/512:01:575
4376992416,4cyclictest0-21swapper/512:26:275
111391240,2ptp4l561ktimersoftd/510:33:495
111391240,1ptp4l5226-21hddtemp_smartct10:45:120
111391240,1ptp4l21063-21cut07:45:000
111391240,1ptp4l18932-21forks08:50:104
111391240,0ptp4l481ktimersoftd/411:14:134
111391240,0ptp4l0-21swapper/510:58:465
111391240,0ptp4l0-21swapper/510:50:165
111391240,0ptp4l0-21swapper/510:35:135
111391240,0ptp4l0-21swapper/510:27:565
111391240,0ptp4l0-21swapper/510:00:045
111391240,0ptp4l0-21swapper/507:50:165
111391240,0ptp4l0-21swapper/411:17:384
111391240,0ptp4l0-21swapper/411:17:384
111391240,0ptp4l0-21swapper/410:45:164
111391240,0ptp4l0-21swapper/410:15:134
111391240,0ptp4l0-21swapper/409:45:144
111391240,0ptp4l0-21swapper/408:22:524
111391240,0ptp4l0-21swapper/407:24:144
111391240,0ptp4l0-21swapper/110:55:171
111391240,0ptp4l0-21swapper/109:59:481
111391240,0ptp4l0-21swapper/109:50:131
111391240,0ptp4l0-21swapper/109:35:191
111391240,0ptp4l0-21swapper/011:40:010
111391240,0ptp4l0-21swapper/009:58:450
111391240,0ptp4l0-21swapper/009:45:480
111391240,0ptp4l0-21swapper/009:37:150
111391240,0ptp4l0-21swapper/008:45:150
111391240,0ptp4l0-21swapper/008:45:140
111391240,0ptp4l0-21swapper/008:20:190
111391240,0ptp4l0-21swapper/008:15:120
111391240,0ptp4l0-21swapper/007:35:110
111391230,3ptp4l0-21swapper/009:53:540
111391230,1ptp4l9614-21ssh09:26:200
111391230,0ptp4l21395-21cpuspeed_turbos07:45:080
111391230,0ptp4l0-21swapper/611:20:006
111391230,0ptp4l0-21swapper/611:20:006
111391230,0ptp4l0-21swapper/512:36:325
111391230,0ptp4l0-21swapper/511:15:005
111391230,0ptp4l0-21swapper/509:23:395
111391230,0ptp4l0-21swapper/509:13:025
111391230,0ptp4l0-21swapper/509:05:015
111391230,0ptp4l0-21swapper/508:35:165
111391230,0ptp4l0-21swapper/412:38:054
111391230,0ptp4l0-21swapper/410:43:494
111391230,0ptp4l0-21swapper/410:02:574
111391230,0ptp4l0-21swapper/408:40:134
111391230,0ptp4l0-21swapper/408:40:134
111391230,0ptp4l0-21swapper/408:15:164
111391230,0ptp4l0-21swapper/408:00:144
111391230,0ptp4l0-21swapper/407:55:104
111391230,0ptp4l0-21swapper/407:45:104
111391230,0ptp4l0-21swapper/407:40:124
111391230,0ptp4l0-21swapper/407:35:194
111391230,0ptp4l0-21swapper/407:25:214
111391230,0ptp4l0-21swapper/312:04:333
111391230,0ptp4l0-21swapper/211:54:492
111391230,0ptp4l0-21swapper/209:30:182
111391230,0ptp4l0-21swapper/112:30:201
111391230,0ptp4l0-21swapper/111:40:131
111391230,0ptp4l0-21swapper/111:10:191
111391230,0ptp4l0-21swapper/110:48:421
111391230,0ptp4l0-21swapper/110:40:111
111391230,0ptp4l0-21swapper/110:35:141
111391230,0ptp4l0-21swapper/109:48:231
111391230,0ptp4l0-21swapper/109:25:141
111391230,0ptp4l0-21swapper/109:24:071
111391230,0ptp4l0-21swapper/109:17:511
111391230,0ptp4l0-21swapper/108:25:201
111391230,0ptp4l0-21swapper/012:22:210
111391230,0ptp4l0-21swapper/011:20:140
111391230,0ptp4l0-21swapper/011:15:430
111391230,0ptp4l0-21swapper/011:15:420
111391230,0ptp4l0-21swapper/010:34:290
111391230,0ptp4l0-21swapper/009:34:160
111391230,0ptp4l0-21swapper/008:50:170
111391230,0ptp4l0-21swapper/008:05:210
111391230,0ptp4l0-21swapper/008:00:120
111391220,0ptp4l10391-21strings08:30:174
111391220,0ptp4l0-21swapper/712:04:497
111391220,0ptp4l0-21swapper/711:00:457
111391220,0ptp4l0-21swapper/710:46:377
111391220,0ptp4l0-21swapper/611:58:536
111391220,0ptp4l0-21swapper/609:40:126
111391220,0ptp4l0-21swapper/609:30:156
111391220,0ptp4l0-21swapper/511:06:395
111391220,0ptp4l0-21swapper/510:48:025
111391220,0ptp4l0-21swapper/510:40:145
111391220,0ptp4l0-21swapper/510:24:515
111391220,0ptp4l0-21swapper/509:40:215
111391220,0ptp4l0-21swapper/509:30:595
111391220,0ptp4l0-21swapper/508:55:225
111391220,0ptp4l0-21swapper/508:30:135
111391220,0ptp4l0-21swapper/508:10:155
111391220,0ptp4l0-21swapper/507:15:185
111391220,0ptp4l0-21swapper/412:08:474
111391220,0ptp4l0-21swapper/409:44:174
111391220,0ptp4l0-21swapper/408:55:134
111391220,0ptp4l0-21swapper/408:12:344
111391220,0ptp4l0-21swapper/312:05:123
111391220,0ptp4l0-21swapper/211:35:122
111391220,0ptp4l0-21swapper/210:56:532
111391220,0ptp4l0-21swapper/209:40:112
111391220,0ptp4l0-21swapper/209:18:322
111391220,0ptp4l0-21swapper/207:30:142
111391220,0ptp4l0-21swapper/112:21:471
111391220,0ptp4l0-21swapper/112:09:321
111391220,0ptp4l0-21swapper/112:00:191
111391220,0ptp4l0-21swapper/111:31:461
111391220,0ptp4l0-21swapper/111:20:391
111391220,0ptp4l0-21swapper/111:06:031
111391220,0ptp4l0-21swapper/111:04:421
111391220,0ptp4l0-21swapper/110:50:121
111391220,0ptp4l0-21swapper/110:33:591
111391220,0ptp4l0-21swapper/110:24:321
111391220,0ptp4l0-21swapper/109:30:431
111391220,0ptp4l0-21swapper/109:10:231
111391220,0ptp4l0-21swapper/108:42:551
111391220,0ptp4l0-21swapper/108:42:551
111391220,0ptp4l0-21swapper/108:35:151
111391220,0ptp4l0-21swapper/107:50:171
111391220,0ptp4l0-21swapper/107:15:201
111391220,0ptp4l0-21swapper/107:10:121
111391220,0ptp4l0-21swapper/012:25:150
111391220,0ptp4l0-21swapper/012:08:510
111391220,0ptp4l0-21swapper/011:00:190
111391220,0ptp4l0-21swapper/010:37:450
111391220,0ptp4l0-21swapper/009:05:110
111391220,0ptp4l0-21swapper/009:00:130
111391220,0ptp4l0-21swapper/007:55:110
111391220,0ptp4l0-21swapper/007:50:380
111391220,0ptp4l0-21swapper/007:30:180
111391220,0ptp4l0-21swapper/007:25:130
111391220,0ptp4l0-21swapper/007:20:110
111391210,7ptp4l0-21swapper/007:13:100
111391210,0ptp4l0-21swapper/611:25:056
111391210,0ptp4l0-21swapper/609:38:336
111391210,0ptp4l0-21swapper/511:15:205
111391210,0ptp4l0-21swapper/511:15:205
111391210,0ptp4l0-21swapper/510:10:575
111391210,0ptp4l0-21swapper/509:08:535
111391210,0ptp4l0-21swapper/508:05:115
111391210,0ptp4l0-21swapper/409:00:014
111391210,0ptp4l0-21swapper/407:50:394
111391210,0ptp4l0-21swapper/407:30:174
111391210,0ptp4l0-21swapper/310:46:283
111391210,0ptp4l0-21swapper/211:19:592
111391210,0ptp4l0-21swapper/211:19:592
111391210,0ptp4l0-21swapper/210:11:312
111391210,0ptp4l0-21swapper/112:17:351
111391210,0ptp4l0-21swapper/112:10:171
111391210,0ptp4l0-21swapper/111:49:301
111391210,0ptp4l0-21swapper/110:15:511
111391210,0ptp4l0-21swapper/108:55:201
111391210,0ptp4l0-21swapper/108:01:461
111391210,0ptp4l0-21swapper/008:26:320
111391200,0ptp4l0-21swapper/611:54:506
111391200,0ptp4l0-21swapper/611:12:346
111391200,0ptp4l0-21swapper/609:11:386
111391200,0ptp4l0-21swapper/507:37:395
111391200,0ptp4l0-21swapper/407:12:244
111391200,0ptp4l0-21swapper/311:22:493
111391200,0ptp4l0-21swapper/211:58:512
111391200,0ptp4l0-21swapper/211:25:022
111391200,0ptp4l0-21swapper/209:38:492
111391200,0ptp4l0-21swapper/208:42:322
111391200,0ptp4l0-21swapper/208:42:322
111391200,0ptp4l0-21swapper/110:10:531
111391200,0ptp4l0-21swapper/109:02:311
111391200,0ptp4l0-21swapper/107:44:551
111391190,1ptp4l6699-21ksmtuned08:23:395
111391190,0ptp4l0-21swapper/711:22:567
111391190,0ptp4l0-21swapper/610:11:366
111391190,0ptp4l0-21swapper/609:57:116
111391190,0ptp4l0-21swapper/510:05:365
111391190,0ptp4l0-21swapper/508:54:285
111391190,0ptp4l0-21swapper/507:34:255
111391190,0ptp4l0-21swapper/408:28:444
111391190,0ptp4l0-21swapper/212:36:092
111391190,0ptp4l0-21swapper/111:26:401
111391190,0ptp4l0-21swapper/110:05:391
111391190,0ptp4l0-21swapper/107:36:541
111391190,0ptp4l0-21swapper/107:32:151
111391190,0ptp4l0-21swapper/107:28:321
111391190,0ptp4l0-21swapper/008:14:320
111391190,0ptp4l0-21swapper/007:19:580
187852180,2sleep2435699cyclictest11:02:202
111391180,0ptp4l0-21swapper/612:36:116
111391180,0ptp4l0-21swapper/611:37:186
111391180,0ptp4l0-21swapper/610:56:496
111391180,0ptp4l0-21swapper/607:30:136
111391180,0ptp4l0-21swapper/511:04:435
111391180,0ptp4l0-21swapper/509:18:005
111391180,0ptp4l0-21swapper/309:26:443
111391180,0ptp4l0-21swapper/211:20:022
111391180,0ptp4l0-21swapper/210:48:222
111391180,0ptp4l0-21swapper/208:04:392
111391180,0ptp4l0-21swapper/112:28:491
111391180,0ptp4l0-21swapper/108:51:321
111391180,0ptp4l0-21swapper/108:18:121
4391991715,1cyclictest0-21swapper/709:44:237
111391170,0ptp4l0-21swapper/611:40:096
111391170,0ptp4l0-21swapper/610:15:026
111391170,0ptp4l0-21swapper/609:18:556
111391170,0ptp4l0-21swapper/608:06:456
111391170,0ptp4l0-21swapper/508:49:105
111391170,0ptp4l0-21swapper/508:49:095
111391170,0ptp4l0-21swapper/507:56:165
111391170,0ptp4l0-21swapper/507:41:255
111391170,0ptp4l0-21swapper/310:18:233
111391170,0ptp4l0-21swapper/211:12:352
111391170,0ptp4l0-21swapper/210:25:282
204752160,1sleep31068-21runrttasks08:53:573
111391160,0ptp4l0-21swapper/709:21:567
111391160,0ptp4l0-21swapper/707:17:277
111391160,0ptp4l0-21swapper/612:16:576
111391160,0ptp4l0-21swapper/608:21:576
111391160,0ptp4l0-21swapper/309:21:553
111391160,0ptp4l0-21swapper/211:40:102
111391160,0ptp4l0-21swapper/211:07:392
111391160,0ptp4l0-21swapper/109:06:271
111391160,0ptp4l0-21swapper/108:30:131
111391160,0ptp4l0-21swapper/108:23:481
111391160,0ptp4l0-21swapper/107:58:561
111391160,0ptp4l0-21swapper/107:45:031
111391160,0ptp4l0-21swapper/107:20:521
111391150,0ptp4l0-21swapper/707:21:547
111391150,0ptp4l0-21swapper/611:46:226
111391150,0ptp4l0-21swapper/608:54:576
111391150,0ptp4l0-21swapper/608:42:366
111391150,0ptp4l0-21swapper/608:42:356
111391150,0ptp4l0-21swapper/608:39:466
111391150,0ptp4l0-21swapper/608:25:036
111391150,0ptp4l0-21swapper/608:16:336
111391150,0ptp4l0-21swapper/608:13:596
111391150,0ptp4l0-21swapper/607:47:096
111391150,0ptp4l0-21swapper/607:26:466
111391150,0ptp4l0-21swapper/508:42:465
111391150,0ptp4l0-21swapper/508:42:465
111391150,0ptp4l0-21swapper/508:15:445
111391150,0ptp4l0-21swapper/507:45:055
111391150,0ptp4l0-21swapper/507:25:445
111391150,0ptp4l0-21swapper/507:21:065
111391150,0ptp4l0-21swapper/307:22:033
111391150,0ptp4l0-21swapper/307:17:083
111391150,0ptp4l0-21swapper/209:05:472
111391150,0ptp4l0-21swapper/208:39:442
111391150,0ptp4l0-21swapper/208:21:562
111391150,0ptp4l0-21swapper/208:19:252
111391150,0ptp4l0-21swapper/208:13:582
111391150,0ptp4l0-21swapper/207:54:212
111391150,0ptp4l0-21swapper/207:16:352
111391150,0ptp4l0-21swapper/108:49:101
111391150,0ptp4l0-21swapper/108:49:101
111391140,0ptp4l0-21swapper/710:18:257
111391140,0ptp4l0-21swapper/708:32:417
111391140,0ptp4l0-21swapper/610:25:296
111391140,0ptp4l0-21swapper/609:05:216
111391140,0ptp4l0-21swapper/608:46:266
111391140,0ptp4l0-21swapper/608:46:266
111391140,0ptp4l0-21swapper/608:33:346
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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