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2026-05-07 - 05:30

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 Thu May 07, 2026 00:46:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
297482660,0sleep00-21swapper/023:10:080
111391640,6ptp4l0-21swapper/119:09:401
47372620,0sleep00-21swapper/021:51:510
232202610,0sleep70-21swapper/722:16:487
1881916048,7phc2sys0-21swapper/219:09:572
1298226050,6sleep70-21swapper/719:06:117
1137725944,9sleep40-21swapper/419:05:114
41422580,0sleep20-21swapper/200:01:542
41422580,0sleep20-21swapper/200:01:542
111391580,5ptp4l0-21swapper/519:07:235
143582540,0sleep41068-21runrttasks21:20:554
143582540,0sleep41068-21runrttasks21:20:554
1315725139,7sleep00-21swapper/019:08:280
1296924736,7sleep30-21swapper/319:05:593
1301624635,6sleep60-21swapper/619:06:346
111391350,0ptp4l0-21swapper/019:25:150
111391320,3ptp4l0-21swapper/000:13:060
111391310,0ptp4l0-21swapper/023:40:160
111391310,0ptp4l0-21swapper/022:17:050
111391300,3ptp4l561ktimersoftd/521:45:145
111391300,0ptp4l0-21swapper/421:55:124
111391300,0ptp4l0-21swapper/021:32:150
111391290,0ptp4l0-21swapper/421:47:174
111391290,0ptp4l0-21swapper/023:17:350
111391280,2ptp4l0-21swapper/523:18:385
111391280,0ptp4l0-21swapper/423:20:524
111391280,0ptp4l0-21swapper/422:39:154
111391280,0ptp4l0-21swapper/422:33:174
111391280,0ptp4l0-21swapper/420:25:124
111391280,0ptp4l0-21swapper/122:26:251
111391280,0ptp4l0-21swapper/121:25:121
111391280,0ptp4l0-21swapper/023:38:100
111391280,0ptp4l0-21swapper/023:04:580
111391280,0ptp4l0-21swapper/022:30:470
111391280,0ptp4l0-21swapper/022:25:180
111391280,0ptp4l0-21swapper/021:48:440
111391270,1ptp4l4794-21ssh00:03:451
111391270,1ptp4l4794-21ssh00:03:451
111391270,0ptp4l0-21swapper/600:30:156
111391270,0ptp4l0-21swapper/423:45:174
111391270,0ptp4l0-21swapper/423:36:514
111391270,0ptp4l0-21swapper/422:13:064
111391270,0ptp4l0-21swapper/421:52:044
111391270,0ptp4l0-21swapper/023:50:020
111391270,0ptp4l0-21swapper/022:02:170
111391270,0ptp4l0-21swapper/021:58:070
111391270,0ptp4l0-21swapper/000:37:560
111391270,0ptp4l0-21swapper/000:15:090
111391260,1ptp4l30114-21wc19:45:004
111391260,0ptp4l0-21swapper/700:23:317
111391260,0ptp4l0-21swapper/423:03:514
111391260,0ptp4l0-21swapper/422:55:244
111391260,0ptp4l0-21swapper/420:10:174
111391260,0ptp4l0-21swapper/400:32:514
111391260,0ptp4l0-21swapper/400:25:394
111391260,0ptp4l0-21swapper/400:02:394
111391260,0ptp4l0-21swapper/400:02:384
111391260,0ptp4l0-21swapper/322:41:343
111391260,0ptp4l0-21swapper/322:18:223
111391260,0ptp4l0-21swapper/322:10:523
111391260,0ptp4l0-21swapper/122:08:291
111391260,0ptp4l0-21swapper/023:56:210
111391260,0ptp4l0-21swapper/023:22:100
111391260,0ptp4l0-21swapper/022:45:140
111391260,0ptp4l0-21swapper/022:13:400
111391260,0ptp4l0-21swapper/021:26:320
111391260,0ptp4l0-21swapper/021:24:280
111391260,0ptp4l0-21swapper/021:24:280
111391260,0ptp4l0-21swapper/019:50:090
111391250,1ptp4l27322-21cut21:40:004
111391250,1ptp4l0-21swapper/022:24:440
111391250,0ptp4l4316-21diskmemload23:28:092
111391250,0ptp4l0-21swapper/423:15:154
111391250,0ptp4l0-21swapper/422:17:264
111391250,0ptp4l0-21swapper/421:41:354
111391250,0ptp4l0-21swapper/420:55:204
111391250,0ptp4l0-21swapper/420:35:134
111391250,0ptp4l0-21swapper/420:05:174
111391250,0ptp4l0-21swapper/123:22:161
111391250,0ptp4l0-21swapper/122:40:031
111391250,0ptp4l0-21swapper/122:34:171
111391250,0ptp4l0-21swapper/120:20:151
111391250,0ptp4l0-21swapper/023:35:000
111391250,0ptp4l0-21swapper/022:56:450
111391250,0ptp4l0-21swapper/021:10:210
111391250,0ptp4l0-21swapper/020:25:150
111391250,0ptp4l0-21swapper/019:45:150
111391250,0ptp4l0-21swapper/000:22:530
111391240,1ptp4l8040-21ssh21:14:311
111391240,1ptp4l4316-21diskmemload21:25:145
111391240,1ptp4l32716-21diskstats21:00:134
111391240,1ptp4l32286-21sh21:45:181
111391240,1ptp4l26343-21memory20:45:160
111391240,1ptp4l21240-21df20:35:120
111391240,1ptp4l16000-21wc19:15:000
111391240,0ptp4l0-21swapper/619:50:006
111391240,0ptp4l0-21swapper/523:55:125
111391240,0ptp4l0-21swapper/523:43:265
111391240,0ptp4l0-21swapper/522:30:205
111391240,0ptp4l0-21swapper/520:45:445
111391240,0ptp4l0-21swapper/423:57:484
111391240,0ptp4l0-21swapper/423:44:394
111391240,0ptp4l0-21swapper/423:30:204
111391240,0ptp4l0-21swapper/423:29:574
111391240,0ptp4l0-21swapper/423:14:144
111391240,0ptp4l0-21swapper/422:00:024
111391240,0ptp4l0-21swapper/421:19:344
111391240,0ptp4l0-21swapper/400:37:504
111391240,0ptp4l0-21swapper/400:10:114
111391240,0ptp4l0-21swapper/400:06:124
111391240,0ptp4l0-21swapper/321:16:573
111391240,0ptp4l0-21swapper/223:37:542
111391240,0ptp4l0-21swapper/122:03:181
111391240,0ptp4l0-21swapper/100:20:131
111391240,0ptp4l0-21swapper/022:35:210
111391240,0ptp4l0-21swapper/020:05:210
111391240,0ptp4l0-21swapper/020:04:590
111391240,0ptp4l0-21swapper/000:31:230
111391240,0ptp4l0-21swapper/000:26:440
111391230,2ptp4l4766-21/usr/sbin/munin22:35:173
111391230,1ptp4l4316-21diskmemload23:01:581
111391230,1ptp4l14656-21strings22:05:140
111391230,0ptp4l0-21swapper/722:11:017
111391230,0ptp4l0-21swapper/721:18:267
111391230,0ptp4l0-21swapper/600:27:556
111391230,0ptp4l0-21swapper/523:39:165
111391230,0ptp4l0-21swapper/523:34:125
111391230,0ptp4l0-21swapper/523:21:015
111391230,0ptp4l0-21swapper/523:14:335
111391230,0ptp4l0-21swapper/523:00:205
111391230,0ptp4l0-21swapper/522:25:125
111391230,0ptp4l0-21swapper/522:15:155
111391230,0ptp4l0-21swapper/522:05:105
111391230,0ptp4l0-21swapper/521:56:575
111391230,0ptp4l0-21swapper/521:41:115
111391230,0ptp4l0-21swapper/521:15:235
111391230,0ptp4l0-21swapper/521:05:135
111391230,0ptp4l0-21swapper/519:20:185
111391230,0ptp4l0-21swapper/519:10:115
111391230,0ptp4l0-21swapper/500:33:025
111391230,0ptp4l0-21swapper/500:11:365
111391230,0ptp4l0-21swapper/500:00:125
111391230,0ptp4l0-21swapper/500:00:125
111391230,0ptp4l0-21swapper/423:52:114
111391230,0ptp4l0-21swapper/423:05:184
111391230,0ptp4l0-21swapper/422:46:364
111391230,0ptp4l0-21swapper/422:43:414
111391230,0ptp4l0-21swapper/422:26:534
111391230,0ptp4l0-21swapper/422:20:144
111391230,0ptp4l0-21swapper/422:05:154
111391230,0ptp4l0-21swapper/421:30:104
111391230,0ptp4l0-21swapper/421:28:524
111391230,0ptp4l0-21swapper/421:10:204
111391230,0ptp4l0-21swapper/420:45:204
111391230,0ptp4l0-21swapper/420:30:114
111391230,0ptp4l0-21swapper/420:25:004
111391230,0ptp4l0-21swapper/420:15:164
111391230,0ptp4l0-21swapper/420:00:104
111391230,0ptp4l0-21swapper/419:45:104
111391230,0ptp4l0-21swapper/419:30:174
111391230,0ptp4l0-21swapper/400:20:174
111391230,0ptp4l0-21swapper/221:33:262
111391230,0ptp4l0-21swapper/219:50:002
111391230,0ptp4l0-21swapper/200:15:172
111391230,0ptp4l0-21swapper/123:55:121
111391230,0ptp4l0-21swapper/123:50:291
111391230,0ptp4l0-21swapper/123:35:461
111391230,0ptp4l0-21swapper/123:15:201
111391230,0ptp4l0-21swapper/122:20:491
111391230,0ptp4l0-21swapper/121:36:151
111391230,0ptp4l0-21swapper/121:15:511
111391230,0ptp4l0-21swapper/121:05:001
111391230,0ptp4l0-21swapper/120:15:131
111391230,0ptp4l0-21swapper/119:20:101
111391230,0ptp4l0-21swapper/119:15:131
111391230,0ptp4l0-21swapper/119:10:121
111391230,0ptp4l0-21swapper/023:05:120
111391230,0ptp4l0-21swapper/022:50:160
111391230,0ptp4l0-21swapper/021:35:120
111391230,0ptp4l0-21swapper/021:15:010
111391230,0ptp4l0-21swapper/021:00:150
111391230,0ptp4l0-21swapper/020:54:040
111391230,0ptp4l0-21swapper/019:40:160
111391220,0ptp4l4316-21diskmemload21:30:225
111391220,0ptp4l0-21swapper/723:50:097
111391220,0ptp4l0-21swapper/723:39:417
111391220,0ptp4l0-21swapper/722:40:187
111391220,0ptp4l0-21swapper/719:55:217
111391220,0ptp4l0-21swapper/700:38:377
111391220,0ptp4l0-21swapper/623:28:096
111391220,0ptp4l0-21swapper/623:03:166
111391220,0ptp4l0-21swapper/621:33:226
111391220,0ptp4l0-21swapper/523:50:225
111391220,0ptp4l0-21swapper/523:48:075
111391220,0ptp4l0-21swapper/522:40:095
111391220,0ptp4l0-21swapper/522:21:025
111391220,0ptp4l0-21swapper/522:14:325
111391220,0ptp4l0-21swapper/522:00:235
111391220,0ptp4l0-21swapper/521:51:275
111391220,0ptp4l0-21swapper/521:38:305
111391220,0ptp4l0-21swapper/520:15:125
111391220,0ptp4l0-21swapper/519:55:145
111391220,0ptp4l0-21swapper/519:15:155
111391220,0ptp4l0-21swapper/500:26:225
111391220,0ptp4l0-21swapper/500:20:155
111391220,0ptp4l0-21swapper/500:05:065
111391220,0ptp4l0-21swapper/422:50:004
111391220,0ptp4l0-21swapper/421:05:124
111391220,0ptp4l0-21swapper/420:50:114
111391220,0ptp4l0-21swapper/420:40:164
111391220,0ptp4l0-21swapper/419:50:144
111391220,0ptp4l0-21swapper/419:25:004
111391220,0ptp4l0-21swapper/419:20:174
111391220,0ptp4l0-21swapper/419:10:164
111391220,0ptp4l0-21swapper/400:15:134
111391220,0ptp4l0-21swapper/323:50:073
111391220,0ptp4l0-21swapper/323:39:343
111391220,0ptp4l0-21swapper/300:38:473
111391220,0ptp4l0-21swapper/300:23:343
111391220,0ptp4l0-21swapper/123:48:171
111391220,0ptp4l0-21swapper/123:43:021
111391220,0ptp4l0-21swapper/123:30:081
111391220,0ptp4l0-21swapper/123:13:421
111391220,0ptp4l0-21swapper/122:15:121
111391220,0ptp4l0-21swapper/122:14:531
111391220,0ptp4l0-21swapper/121:41:001
111391220,0ptp4l0-21swapper/121:33:501
111391220,0ptp4l0-21swapper/121:05:141
111391220,0ptp4l0-21swapper/120:14:541
111391220,0ptp4l0-21swapper/119:55:121
111391220,0ptp4l0-21swapper/119:30:011
111391220,0ptp4l0-21swapper/100:35:011
111391220,0ptp4l0-21swapper/100:32:101
111391220,0ptp4l0-21swapper/100:27:071
111391220,0ptp4l0-21swapper/100:11:371
111391220,0ptp4l0-21swapper/100:05:111
111391220,0ptp4l0-21swapper/023:45:140
111391220,0ptp4l0-21swapper/023:25:200
111391220,0ptp4l0-21swapper/022:44:220
111391220,0ptp4l0-21swapper/021:40:080
111391220,0ptp4l0-21swapper/021:05:160
111391220,0ptp4l0-21swapper/020:55:130
111391220,0ptp4l0-21swapper/020:40:130
111391220,0ptp4l0-21swapper/020:30:130
111391220,0ptp4l0-21swapper/020:15:190
111391220,0ptp4l0-21swapper/020:10:100
111391220,0ptp4l0-21swapper/019:35:170
111391220,0ptp4l0-21swapper/019:30:170
111391220,0ptp4l0-21swapper/000:05:140
111391210,0ptp4l0-21swapper/722:36:037
111391210,0ptp4l0-21swapper/522:57:515
111391210,0ptp4l0-21swapper/522:50:225
111391210,0ptp4l0-21swapper/522:36:335
111391210,0ptp4l0-21swapper/521:11:005
111391210,0ptp4l0-21swapper/520:20:155
111391210,0ptp4l0-21swapper/519:32:315
111391210,0ptp4l0-21swapper/419:55:004
111391210,0ptp4l0-21swapper/419:35:154
111391210,0ptp4l0-21swapper/221:11:582
111391210,0ptp4l0-21swapper/219:45:482
111391210,0ptp4l0-21swapper/200:30:162
111391210,0ptp4l0-21swapper/123:25:041
111391210,0ptp4l0-21swapper/123:09:041
111391210,0ptp4l0-21swapper/122:58:151
111391210,0ptp4l0-21swapper/121:56:361
111391210,0ptp4l0-21swapper/121:51:251
111391210,0ptp4l0-21swapper/121:20:491
111391210,0ptp4l0-21swapper/121:20:481
111391210,0ptp4l0-21swapper/120:51:501
111391210,0ptp4l0-21swapper/119:29:471
111391210,0ptp4l0-21swapper/019:20:010
111391210,0ptp4l0-21swapper/019:16:580
111391210,0ptp4l0-21swapper/000:01:460
111391210,0ptp4l0-21swapper/000:01:460
111391200,0ptp4l0-21swapper/719:44:167
111391200,0ptp4l0-21swapper/622:24:336
111391200,0ptp4l0-21swapper/523:25:325
111391200,0ptp4l0-21swapper/520:08:325
111391200,0ptp4l0-21swapper/519:53:325
111391200,0ptp4l0-21swapper/500:35:025
111391200,0ptp4l0-21swapper/500:17:275
111391200,0ptp4l0-21swapper/419:15:324
111391200,0ptp4l0-21swapper/320:37:333
111391200,0ptp4l0-21swapper/319:55:193
111391200,0ptp4l0-21swapper/222:56:582
111391200,0ptp4l0-21swapper/222:44:152
111391200,0ptp4l0-21swapper/222:24:282
111391200,0ptp4l0-21swapper/200:27:512
111391200,0ptp4l0-21swapper/122:45:211
111391200,0ptp4l0-21swapper/122:36:561
111391200,0ptp4l0-21swapper/120:29:011
111391200,0ptp4l0-21swapper/120:07:491
111391200,0ptp4l0-21swapper/119:43:321
111391200,0ptp4l0-21swapper/100:17:521
111391200,0ptp4l0-21swapper/020:23:230
111391200,0ptp4l0-21swapper/019:56:160
111391190,0ptp4l0-21swapper/623:37:546
111391190,0ptp4l0-21swapper/622:44:156
111391190,0ptp4l0-21swapper/621:12:006
111391190,0ptp4l0-21swapper/520:57:375
111391190,0ptp4l0-21swapper/221:26:292
111391190,0ptp4l0-21swapper/219:39:112
111391190,0ptp4l0-21swapper/119:54:551
111391190,0ptp4l0-21swapper/119:39:551
111391180,3ptp4l0-21swapper/520:04:405
111391180,0ptp4l0-21swapper/622:05:336
111391180,0ptp4l0-21swapper/523:07:105
111391180,0ptp4l0-21swapper/520:43:595
111391180,0ptp4l0-21swapper/219:19:552
111391170,0ptp4l0-21swapper/622:56:596
111391170,0ptp4l0-21swapper/223:03:242
111391170,0ptp4l0-21swapper/220:16:462
111391160,1ptp4l33-21ksoftirqd/220:09:502
111391160,0ptp4l0-21swapper/623:09:006
111391160,0ptp4l0-21swapper/620:05:426
111391160,0ptp4l0-21swapper/521:23:265
111391160,0ptp4l0-21swapper/521:23:255
111391160,0ptp4l0-21swapper/520:54:505
111391160,0ptp4l0-21swapper/519:40:315
111391160,0ptp4l0-21swapper/519:37:195
111391160,0ptp4l0-21swapper/319:16:153
111391160,0ptp4l0-21swapper/219:12:162
111391160,0ptp4l0-21swapper/122:50:211
111391160,0ptp4l0-21swapper/120:57:081
111391160,0ptp4l0-21swapper/120:45:441
111391160,0ptp4l0-21swapper/120:37:531
111391160,0ptp4l0-21swapper/119:48:441
111391150,0ptp4l0-21swapper/720:37:067
111391150,0ptp4l0-21swapper/719:16:057
111391150,0ptp4l0-21swapper/719:12:347
111391150,0ptp4l0-21swapper/621:26:286
111391150,0ptp4l0-21swapper/621:08:026
111391150,0ptp4l0-21swapper/620:42:466
111391150,0ptp4l0-21swapper/620:32:226
111391150,0ptp4l0-21swapper/620:16:486
111391150,0ptp4l0-21swapper/620:10:016
111391150,0ptp4l0-21swapper/620:04:386
111391150,0ptp4l0-21swapper/619:50:016
111391150,0ptp4l0-21swapper/619:26:446
111391150,0ptp4l0-21swapper/619:22:276
111391150,0ptp4l0-21swapper/619:19:556
111391150,0ptp4l0-21swapper/619:12:176
111391150,0ptp4l0-21swapper/520:35:035
111391150,0ptp4l0-21swapper/520:27:175
111391150,0ptp4l0-21swapper/520:10:385
111391150,0ptp4l0-21swapper/519:45:055
111391150,0ptp4l0-21swapper/519:29:415
111391150,0ptp4l0-21swapper/319:44:163
111391150,0ptp4l0-21swapper/319:12:313
111391150,0ptp4l0-21swapper/223:09:002
111391150,0ptp4l0-21swapper/222:05:322
111391150,0ptp4l0-21swapper/221:08:012
111391150,0ptp4l0-21swapper/220:31:392
111391150,0ptp4l0-21swapper/220:10:032
111391150,0ptp4l0-21swapper/220:04:312
111391150,0ptp4l0-21swapper/219:22:272
111391150,0ptp4l0-21swapper/120:43:591
111391150,0ptp4l0-21swapper/120:02:301
111391140,0ptp4l0-21swapper/522:45:215
111391140,0ptp4l0-21swapper/521:03:355
111391140,0ptp4l0-21swapper/220:52:302
111391140,0ptp4l0-21swapper/220:42:462
111391140,0ptp4l0-21swapper/219:25:062
1358699120,1cyclictest0-21swapper/622:30:206
1359399110,1cyclictest0-21swapper/722:45:117
1358699110,10cyclictest0-21swapper/623:13:526
1358699110,10cyclictest0-21swapper/622:03:276
1358699110,10cyclictest0-21swapper/621:43:116
1359399100,9cyclictest0-21swapper/723:55:517
1359399100,8cyclictest0-21swapper/721:26:237
1358699109,0cyclictest0-21swapper/600:07:556
1358699100,9cyclictest0-21swapper/623:51:346
1358699100,0cyclictest0-21swapper/622:19:106
1356599109,0cyclictest0-21swapper/321:00:153
1356599100,9cyclictest0-21swapper/323:46:313
1356599100,9cyclictest0-21swapper/321:40:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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