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2026-03-16 - 06:53

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 Mon Mar 16, 2026 00:46:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
132302970,1sleep1241ktimersoftd/100:17:161
111391740,29ptp4l0-21swapper/019:07:450
111391630,15ptp4l0-21swapper/419:08:074
226602620,0sleep50-21swapper/523:45:005
66092600,0sleep10-21swapper/123:21:001
250792600,0sleep70-21swapper/723:02:007
111391600,29ptp4l0-21swapper/119:06:181
278392580,0sleep60-21swapper/621:35:166
1706225646,6sleep70-21swapper/719:09:327
1684125634,7sleep50-21swapper/519:06:425
1707625534,7sleep30-21swapper/319:09:443
1699325433,6sleep20-21swapper/219:08:402
1700624938,6sleep60-21swapper/619:08:526
111391350,0ptp4l0-21swapper/021:35:180
111391340,0ptp4l0-21swapper/521:40:155
111391340,0ptp4l0-21swapper/421:20:094
111391340,0ptp4l0-21swapper/020:50:210
111391330,0ptp4l0-21swapper/523:56:225
111391330,0ptp4l0-21swapper/521:39:195
111391330,0ptp4l0-21swapper/420:05:184
111391320,0ptp4l0-21swapper/423:09:384
111391320,0ptp4l0-21swapper/023:35:140
111391310,0ptp4l0-21swapper/423:52:554
111391310,0ptp4l0-21swapper/420:55:164
111391310,0ptp4l0-21swapper/400:25:324
111391310,0ptp4l0-21swapper/023:05:150
111391310,0ptp4l0-21swapper/021:12:120
111391300,2ptp4l0-21swapper/100:32:071
111391300,0ptp4l0-21swapper/423:45:184
111391300,0ptp4l0-21swapper/423:33:394
111391300,0ptp4l0-21swapper/021:20:150
111391290,3ptp4l0-21swapper/022:41:050
111391290,2ptp4l0-21swapper/522:05:585
111391290,0ptp4l0-21swapper/423:55:224
111391290,0ptp4l0-21swapper/422:15:114
111391290,0ptp4l0-21swapper/023:54:240
111391290,0ptp4l0-21swapper/023:33:370
111391290,0ptp4l0-21swapper/022:09:060
111391290,0ptp4l0-21swapper/021:59:060
111391290,0ptp4l0-21swapper/021:34:520
111391290,0ptp4l0-21swapper/000:23:590
111391280,0ptp4l0-21swapper/700:13:087
111391280,0ptp4l0-21swapper/521:30:085
111391280,0ptp4l0-21swapper/423:36:504
111391280,0ptp4l0-21swapper/422:45:104
111391280,0ptp4l0-21swapper/422:39:014
111391280,0ptp4l0-21swapper/421:56:324
111391280,0ptp4l0-21swapper/421:47:194
111391280,0ptp4l0-21swapper/421:43:334
111391280,0ptp4l0-21swapper/122:51:381
111391280,0ptp4l0-21swapper/023:42:500
111391280,0ptp4l0-21swapper/023:13:230
111391280,0ptp4l0-21swapper/022:55:160
111391280,0ptp4l0-21swapper/022:49:100
111391280,0ptp4l0-21swapper/021:28:220
111391280,0ptp4l0-21swapper/000:12:500
111391280,0ptp4l0-21swapper/000:04:280
111391270,0ptp4l0-21swapper/600:16:406
111391270,0ptp4l0-21swapper/423:15:214
111391270,0ptp4l0-21swapper/422:40:154
111391270,0ptp4l0-21swapper/422:23:294
111391270,0ptp4l0-21swapper/421:15:034
111391270,0ptp4l0-21swapper/400:20:444
111391270,0ptp4l0-21swapper/400:19:174
111391270,0ptp4l0-21swapper/321:23:563
111391270,0ptp4l0-21swapper/100:21:051
111391270,0ptp4l0-21swapper/022:13:540
111391260,0ptp4l0-21swapper/523:25:445
111391260,0ptp4l0-21swapper/522:49:495
111391260,0ptp4l0-21swapper/521:18:105
111391260,0ptp4l0-21swapper/519:18:155
111391260,0ptp4l0-21swapper/500:39:195
111391260,0ptp4l0-21swapper/423:41:144
111391260,0ptp4l0-21swapper/423:26:244
111391260,0ptp4l0-21swapper/423:00:114
111391260,0ptp4l0-21swapper/422:56:234
111391260,0ptp4l0-21swapper/421:34:254
111391260,0ptp4l0-21swapper/420:35:134
111391260,0ptp4l0-21swapper/400:31:324
111391260,0ptp4l0-21swapper/400:09:574
111391260,0ptp4l0-21swapper/123:51:111
111391260,0ptp4l0-21swapper/022:23:300
111391260,0ptp4l0-21swapper/022:01:220
111391260,0ptp4l0-21swapper/021:45:470
111391250,0ptp4l0-21swapper/523:35:225
111391250,0ptp4l0-21swapper/522:50:015
111391250,0ptp4l0-21swapper/520:00:015
111391250,0ptp4l0-21swapper/519:50:125
111391250,0ptp4l0-21swapper/519:50:115
111391250,0ptp4l0-21swapper/422:10:204
111391250,0ptp4l0-21swapper/422:09:354
111391250,0ptp4l0-21swapper/422:00:184
111391250,0ptp4l0-21swapper/421:53:484
111391250,0ptp4l0-21swapper/421:36:524
111391250,0ptp4l0-21swapper/419:43:174
111391250,0ptp4l0-21swapper/419:15:184
111391250,0ptp4l0-21swapper/400:11:044
111391250,0ptp4l0-21swapper/120:55:001
111391250,0ptp4l0-21swapper/023:58:480
111391250,0ptp4l0-21swapper/019:55:170
111391250,0ptp4l0-21swapper/019:30:110
111391250,0ptp4l0-21swapper/000:05:410
111391240,3ptp4l561ktimersoftd/523:51:415
111391240,1ptp4l7315-21smartctl21:05:184
111391240,1ptp4l6095-21wc19:55:014
111391240,1ptp4l6095-21wc19:55:014
111391240,1ptp4l27719-21irqstats20:40:140
111391240,1ptp4l23219-21/usr/sbin/munin22:15:191
111391240,0ptp4l0-21swapper/722:48:217
111391240,0ptp4l0-21swapper/620:45:196
111391240,0ptp4l0-21swapper/522:37:325
111391240,0ptp4l0-21swapper/522:30:365
111391240,0ptp4l0-21swapper/522:28:295
111391240,0ptp4l0-21swapper/522:28:285
111391240,0ptp4l0-21swapper/423:14:444
111391240,0ptp4l0-21swapper/419:45:154
111391240,0ptp4l0-21swapper/419:45:144
111391240,0ptp4l0-21swapper/419:25:014
111391240,0ptp4l0-21swapper/400:35:094
111391240,0ptp4l0-21swapper/321:26:093
111391240,0ptp4l0-21swapper/123:35:181
111391240,0ptp4l0-21swapper/121:10:161
111391240,0ptp4l0-21swapper/120:25:191
111391240,0ptp4l0-21swapper/023:17:380
111391240,0ptp4l0-21swapper/022:53:590
111391240,0ptp4l0-21swapper/022:35:010
111391240,0ptp4l0-21swapper/021:52:080
111391240,0ptp4l0-21swapper/021:05:190
111391240,0ptp4l0-21swapper/020:20:180
111391240,0ptp4l0-21swapper/020:15:200
111391240,0ptp4l0-21swapper/020:05:190
111391240,0ptp4l0-21swapper/019:10:200
111391240,0ptp4l0-21swapper/000:36:470
111391240,0ptp4l0-21swapper/000:33:030
111391230,1ptp4l22770-21df_inode20:30:124
111391230,1ptp4l20855-21irqstats20:25:160
111391230,1ptp4l17869-21hddtemp_smartct19:10:134
111391230,1ptp4l0-21swapper/022:16:510
111391230,0ptp4l2486-21strings20:55:131
111391230,0ptp4l0-21swapper/721:27:237
111391230,0ptp4l0-21swapper/523:46:355
111391230,0ptp4l0-21swapper/523:24:205
111391230,0ptp4l0-21swapper/523:08:395
111391230,0ptp4l0-21swapper/521:45:155
111391230,0ptp4l0-21swapper/521:10:195
111391230,0ptp4l0-21swapper/520:00:165
111391230,0ptp4l0-21swapper/519:40:135
111391230,0ptp4l0-21swapper/500:28:445
111391230,0ptp4l0-21swapper/500:12:225
111391230,0ptp4l0-21swapper/422:50:214
111391230,0ptp4l0-21swapper/422:27:094
111391230,0ptp4l0-21swapper/422:27:084
111391230,0ptp4l0-21swapper/421:10:124
111391230,0ptp4l0-21swapper/421:00:104
111391230,0ptp4l0-21swapper/420:40:104
111391230,0ptp4l0-21swapper/420:25:124
111391230,0ptp4l0-21swapper/420:10:214
111391230,0ptp4l0-21swapper/400:00:214
111391230,0ptp4l0-21swapper/300:15:153
111391230,0ptp4l0-21swapper/220:45:202
111391230,0ptp4l0-21swapper/122:49:061
111391230,0ptp4l0-21swapper/122:30:201
111391230,0ptp4l0-21swapper/122:05:211
111391230,0ptp4l0-21swapper/121:46:471
111391230,0ptp4l0-21swapper/121:15:151
111391230,0ptp4l0-21swapper/120:05:121
111391230,0ptp4l0-21swapper/119:25:151
111391230,0ptp4l0-21swapper/119:20:181
111391230,0ptp4l0-21swapper/100:35:151
111391230,0ptp4l0-21swapper/100:02:001
111391230,0ptp4l0-21swapper/023:25:120
111391230,0ptp4l0-21swapper/023:22:220
111391230,0ptp4l0-21swapper/023:02:110
111391230,0ptp4l0-21swapper/022:35:130
111391230,0ptp4l0-21swapper/021:15:190
111391230,0ptp4l0-21swapper/020:55:160
111391230,0ptp4l0-21swapper/020:10:130
111391230,0ptp4l0-21swapper/019:45:130
111391230,0ptp4l0-21swapper/019:45:130
111391230,0ptp4l0-21swapper/019:25:140
111391230,0ptp4l0-21swapper/000:27:190
111391220,0ptp4l8119-21diskmemload22:42:161
111391220,0ptp4l8119-21diskmemload22:19:073
111391220,0ptp4l15627-21sa121:19:592
111391220,0ptp4l0-21swapper/722:18:587
111391220,0ptp4l0-21swapper/721:25:007
111391220,0ptp4l0-21swapper/600:11:436
111391220,0ptp4l0-21swapper/523:16:455
111391220,0ptp4l0-21swapper/523:11:085
111391220,0ptp4l0-21swapper/522:42:155
111391220,0ptp4l0-21swapper/522:15:195
111391220,0ptp4l0-21swapper/522:04:215
111391220,0ptp4l0-21swapper/521:52:585
111391220,0ptp4l0-21swapper/521:22:115
111391220,0ptp4l0-21swapper/520:46:395
111391220,0ptp4l0-21swapper/520:25:215
111391220,0ptp4l0-21swapper/519:20:195
111391220,0ptp4l0-21swapper/519:10:005
111391220,0ptp4l0-21swapper/500:33:575
111391220,0ptp4l0-21swapper/500:07:225
111391220,0ptp4l0-21swapper/423:20:144
111391220,0ptp4l0-21swapper/421:27:504
111391220,0ptp4l0-21swapper/420:50:124
111391220,0ptp4l0-21swapper/420:20:194
111391220,0ptp4l0-21swapper/420:15:124
111391220,0ptp4l0-21swapper/420:00:184
111391220,0ptp4l0-21swapper/419:55:164
111391220,0ptp4l0-21swapper/419:30:134
111391220,0ptp4l0-21swapper/123:56:251
111391220,0ptp4l0-21swapper/123:46:341
111391220,0ptp4l0-21swapper/123:41:371
111391220,0ptp4l0-21swapper/123:33:011
111391220,0ptp4l0-21swapper/123:26:491
111391220,0ptp4l0-21swapper/123:12:301
111391220,0ptp4l0-21swapper/122:57:481
111391220,0ptp4l0-21swapper/122:38:001
111391220,0ptp4l0-21swapper/122:27:511
111391220,0ptp4l0-21swapper/122:27:511
111391220,0ptp4l0-21swapper/122:04:291
111391220,0ptp4l0-21swapper/121:56:201
111391220,0ptp4l0-21swapper/121:51:001
111391220,0ptp4l0-21swapper/121:40:131
111391220,0ptp4l0-21swapper/121:30:121
111391220,0ptp4l0-21swapper/121:22:281
111391220,0ptp4l0-21swapper/120:40:471
111391220,0ptp4l0-21swapper/119:50:161
111391220,0ptp4l0-21swapper/119:50:151
111391220,0ptp4l0-21swapper/119:40:191
111391220,0ptp4l0-21swapper/100:28:191
111391220,0ptp4l0-21swapper/100:13:051
111391220,0ptp4l0-21swapper/100:08:251
111391220,0ptp4l0-21swapper/023:45:160
111391220,0ptp4l0-21swapper/022:25:140
111391220,0ptp4l0-21swapper/022:25:140
111391220,0ptp4l0-21swapper/021:40:190
111391220,0ptp4l0-21swapper/021:01:350
111391220,0ptp4l0-21swapper/020:35:120
111391220,0ptp4l0-21swapper/020:30:160
111391220,0ptp4l0-21swapper/020:00:170
111391220,0ptp4l0-21swapper/019:35:120
111391220,0ptp4l0-21swapper/019:20:120
111391220,0ptp4l0-21swapper/019:15:110
111391220,0ptp4l0-21swapper/000:16:080
111391210,0ptp4l0-21swapper/700:15:237
111391210,0ptp4l0-21swapper/523:32:285
111391210,0ptp4l0-21swapper/522:56:185
111391210,0ptp4l0-21swapper/521:56:215
111391210,0ptp4l0-21swapper/520:55:145
111391210,0ptp4l0-21swapper/520:54:265
111391210,0ptp4l0-21swapper/520:40:485
111391210,0ptp4l0-21swapper/520:18:025
111391210,0ptp4l0-21swapper/519:25:175
111391210,0ptp4l0-21swapper/500:16:115
111391210,0ptp4l0-21swapper/500:01:215
111391210,0ptp4l0-21swapper/422:32:114
111391210,0ptp4l0-21swapper/420:45:534
111391210,0ptp4l0-21swapper/419:25:124
111391210,0ptp4l0-21swapper/322:47:593
111391210,0ptp4l0-21swapper/320:22:283
111391210,0ptp4l0-21swapper/123:16:371
111391210,0ptp4l0-21swapper/123:07:441
111391210,0ptp4l0-21swapper/123:00:311
111391210,0ptp4l0-21swapper/122:24:271
111391210,0ptp4l0-21swapper/122:13:561
111391210,0ptp4l0-21swapper/121:35:321
111391210,0ptp4l0-21swapper/019:51:160
111391210,0ptp4l0-21swapper/019:51:150
111391210,0ptp4l0-21swapper/019:40:130
99252200,1sleep233-21ksoftirqd/220:00:202
111391200,2ptp4l0-21swapper/519:32:125
111391200,1ptp4l16785-21ssh00:21:495
111391200,0ptp4l0-21swapper/623:49:426
111391200,0ptp4l0-21swapper/621:51:126
111391200,0ptp4l0-21swapper/621:41:346
111391200,0ptp4l0-21swapper/619:32:456
111391200,0ptp4l0-21swapper/522:24:295
111391200,0ptp4l0-21swapper/522:12:175
111391200,0ptp4l0-21swapper/520:05:135
111391200,0ptp4l0-21swapper/300:13:143
111391200,0ptp4l0-21swapper/223:49:392
111391200,0ptp4l0-21swapper/121:03:171
111391200,0ptp4l0-21swapper/120:37:171
111391200,0ptp4l0-21swapper/119:59:221
111391200,0ptp4l0-21swapper/020:45:440
111391190,0ptp4l0-21swapper/720:22:427
111391190,0ptp4l0-21swapper/621:19:446
111391190,0ptp4l0-21swapper/520:20:435
111391190,0ptp4l0-21swapper/221:51:092
111391190,0ptp4l0-21swapper/221:41:322
111391190,0ptp4l0-21swapper/200:16:392
111391190,0ptp4l0-21swapper/120:46:161
111391180,0ptp4l0-21swapper/523:00:325
111391180,0ptp4l0-21swapper/521:05:575
111391180,0ptp4l0-21swapper/520:39:145
111391180,0ptp4l0-21swapper/419:35:134
111391180,0ptp4l0-21swapper/200:11:452
111391180,0ptp4l0-21swapper/121:28:181
111391180,0ptp4l0-21swapper/120:00:161
111391170,0ptp4l25-21ksoftirqd/119:40:011
111391170,0ptp4l0-21swapper/119:18:211
194782160,0sleep60-21swapper/622:09:596
111391160,0ptp4l0-21swapper/519:39:355
111391160,0ptp4l0-21swapper/120:30:421
111391160,0ptp4l0-21swapper/120:17:361
111391160,0ptp4l0-21swapper/119:48:551
111391160,0ptp4l0-21swapper/119:48:541
111391160,0ptp4l0-21swapper/119:12:431
1740499150,1cyclictest0-21swapper/719:20:137
111391150,0ptp4l0-21swapper/620:34:526
111391150,0ptp4l0-21swapper/620:18:426
111391150,0ptp4l0-21swapper/620:12:366
111391150,0ptp4l0-21swapper/620:01:386
111391150,0ptp4l0-21swapper/619:55:546
111391150,0ptp4l0-21swapper/521:28:195
111391150,0ptp4l0-21swapper/521:03:095
111391150,0ptp4l0-21swapper/520:30:455
111391150,0ptp4l0-21swapper/520:13:595
111391150,0ptp4l0-21swapper/519:48:155
111391150,0ptp4l0-21swapper/519:48:145
111391150,0ptp4l0-21swapper/220:34:512
111391150,0ptp4l0-21swapper/219:32:482
111391150,0ptp4l0-21swapper/121:05:571
111391150,0ptp4l0-21swapper/120:20:431
111391150,0ptp4l0-21swapper/120:13:561
111391150,0ptp4l0-21swapper/119:30:401
17398991412,1cyclictest0-21swapper/622:15:156
17376991411,1cyclictest21361-21turbostat00:30:003
111391140,0ptp4l0-21swapper/619:17:466
111391140,0ptp4l0-21swapper/223:44:002
111391140,0ptp4l0-21swapper/221:13:322
111391140,0ptp4l0-21swapper/220:18:402
111391140,0ptp4l0-21swapper/220:12:272
111391140,0ptp4l0-21swapper/219:55:532
111391140,0ptp4l0-21swapper/219:17:452
1740499109,0cyclictest0-21swapper/722:27:187
1740499109,0cyclictest0-21swapper/722:27:177
1740499100,9cyclictest0-21swapper/722:59:037
1740499100,0cyclictest0-21swapper/722:12:517
1740499100,0cyclictest0-21swapper/721:59:117
1739899109,0cyclictest0-21swapper/622:25:556
1739899109,0cyclictest0-21swapper/622:25:556
1739899100,9cyclictest0-21swapper/623:59:256
1739899100,9cyclictest0-21swapper/623:27:506
1739899100,9cyclictest0-21swapper/622:10:406
1737699109,0cyclictest0-21swapper/323:35:383
1737699109,0cyclictest0-21swapper/322:30:063
1737699108,1cyclictest12804-21ssh22:00:143
1737699100,9cyclictest0-21swapper/323:51:303
1737699100,9cyclictest0-21swapper/322:29:563
1737699100,9cyclictest0-21swapper/322:29:563
1737699100,9cyclictest0-21swapper/300:08:103
1737699100,0cyclictest0-21swapper/300:36:273
1737699100,0cyclictest0-21swapper/300:24:213
174049990,8cyclictest0-21swapper/723:13:117
174049990,0cyclictest0-21swapper/723:43:137
174049990,0cyclictest0-21swapper/723:27:207
174049990,0cyclictest0-21swapper/700:37:357
174049990,0cyclictest0-21swapper/700:26:547
173989998,0cyclictest0-21swapper/623:13:326
173989998,0cyclictest0-21swapper/622:39:546
173989996,2cyclictest17846-21sh22:51:456
173989990,0cyclictest0-21swapper/623:43:416
173989990,0cyclictest0-21swapper/622:58:166
173989990,0cyclictest0-21swapper/621:56:416
173989990,0cyclictest0-21swapper/621:24:006
173989990,0cyclictest0-21swapper/600:39:396
173769998,0cyclictest0-21swapper/323:04:403
173769990,0cyclictest0-21swapper/323:19:083
173769990,0cyclictest0-21swapper/322:15:013
173769990,0cyclictest0-21swapper/321:59:553
173699990,0cyclictest0-21swapper/221:45:132
174049987,0cyclictest0-21swapper/723:58:277
174049987,0cyclictest0-21swapper/721:45:217
173769987,0cyclictest0-21swapper/321:45:093
173769987,0cyclictest0-21swapper/320:06:183
173769984,3cyclictest0-21swapper/323:42:283
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