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2025-12-02 - 10:47

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 Dec 02, 2025 00:46:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2120916443,6phc2sys0-21swapper/219:08:552
122942590,1sleep09-21ksoftirqd/019:54:550
2309625747,6sleep10-21swapper/119:07:161
114091550,5ptp4l0-21swapper/719:06:467
2329625444,6sleep60-21swapper/619:09:536
114091540,2ptp4l0-21swapper/319:05:163
114091490,5ptp4l0-21swapper/019:09:500
2302324635,7sleep50-21swapper/519:06:235
2299424634,7sleep40-21swapper/419:06:064
114091330,0ptp4l0-21swapper/523:25:195
114091330,0ptp4l0-21swapper/520:10:175
114091320,0ptp4l0-21swapper/522:15:175
114091320,0ptp4l0-21swapper/020:35:150
114091310,0ptp4l0-21swapper/522:39:585
114091310,0ptp4l0-21swapper/521:35:155
114091310,0ptp4l0-21swapper/521:35:145
114091310,0ptp4l0-21swapper/500:35:015
114091310,0ptp4l0-21swapper/300:09:433
114091310,0ptp4l0-21swapper/121:31:111
114091300,0ptp4l0-21swapper/719:53:167
114091300,0ptp4l0-21swapper/123:06:441
114091300,0ptp4l0-21swapper/121:55:211
114091300,0ptp4l0-21swapper/023:41:450
114091300,0ptp4l0-21swapper/022:31:560
114091300,0ptp4l0-21swapper/000:16:320
114091290,2ptp4l0-21swapper/023:55:100
114091290,0ptp4l0-21swapper/521:40:155
114091290,0ptp4l0-21swapper/500:19:395
114091290,0ptp4l0-21swapper/500:02:035
114091290,0ptp4l0-21swapper/400:16:204
114091290,0ptp4l0-21swapper/323:10:413
114091290,0ptp4l0-21swapper/223:27:052
114091290,0ptp4l0-21swapper/123:54:441
114091290,0ptp4l0-21swapper/122:41:051
114091290,0ptp4l0-21swapper/100:28:451
114091290,0ptp4l0-21swapper/100:10:211
114091290,0ptp4l0-21swapper/100:10:201
114091290,0ptp4l0-21swapper/022:29:540
114091280,0ptp4l14436-21diskmemload22:36:551
114091280,0ptp4l0-21swapper/523:41:355
114091280,0ptp4l0-21swapper/521:50:055
114091280,0ptp4l0-21swapper/521:18:555
114091280,0ptp4l0-21swapper/521:12:535
114091280,0ptp4l0-21swapper/520:42:555
114091280,0ptp4l0-21swapper/423:47:414
114091280,0ptp4l0-21swapper/419:55:134
114091280,0ptp4l0-21swapper/123:43:371
114091280,0ptp4l0-21swapper/123:27:521
114091280,0ptp4l0-21swapper/123:16:101
114091280,0ptp4l0-21swapper/123:04:141
114091280,0ptp4l0-21swapper/023:54:050
114091280,0ptp4l0-21swapper/023:20:510
114091280,0ptp4l0-21swapper/023:02:260
114091270,1ptp4l23409-21sensors_fan23:35:201
114091270,1ptp4l13657-21kworker/u16:122:44:360
114091270,0ptp4l0-21swapper/523:45:135
114091270,0ptp4l0-21swapper/523:33:415
114091270,0ptp4l0-21swapper/522:40:205
114091270,0ptp4l0-21swapper/522:02:355
114091270,0ptp4l0-21swapper/500:21:345
114091270,0ptp4l0-21swapper/421:26:464
114091270,0ptp4l0-21swapper/421:22:564
114091270,0ptp4l0-21swapper/223:36:282
114091270,0ptp4l0-21swapper/123:23:331
114091270,0ptp4l0-21swapper/121:10:401
114091270,0ptp4l0-21swapper/121:03:471
114091260,0ptp4l14436-21diskmemload23:13:555
114091260,0ptp4l0-21swapper/722:25:577
114091260,0ptp4l0-21swapper/621:16:266
114091260,0ptp4l0-21swapper/523:39:155
114091260,0ptp4l0-21swapper/522:54:145
114091260,0ptp4l0-21swapper/522:28:215
114091260,0ptp4l0-21swapper/521:56:525
114091260,0ptp4l0-21swapper/500:30:595
114091260,0ptp4l0-21swapper/500:10:255
114091260,0ptp4l0-21swapper/500:10:245
114091260,0ptp4l0-21swapper/423:07:054
114091260,0ptp4l0-21swapper/423:01:154
114091260,0ptp4l0-21swapper/323:05:203
114091260,0ptp4l0-21swapper/223:04:502
114091260,0ptp4l0-21swapper/222:04:452
114091260,0ptp4l0-21swapper/221:46:012
114091260,0ptp4l0-21swapper/123:57:571
114091260,0ptp4l0-21swapper/123:31:441
114091260,0ptp4l0-21swapper/122:28:321
114091260,0ptp4l0-21swapper/122:22:051
114091260,0ptp4l0-21swapper/122:15:121
114091260,0ptp4l0-21swapper/122:00:121
114091260,0ptp4l0-21swapper/121:24:221
114091260,0ptp4l0-21swapper/120:43:201
114091260,0ptp4l0-21swapper/100:03:141
114091250,1ptp4l28586-21latency_hist20:30:001
114091250,1ptp4l26645-21if_virbr0-nic19:15:013
114091250,0ptp4l0-21swapper/722:24:457
114091250,0ptp4l0-21swapper/522:33:585
114091250,0ptp4l0-21swapper/522:06:425
114091250,0ptp4l0-21swapper/521:05:165
114091250,0ptp4l0-21swapper/520:47:025
114091250,0ptp4l0-21swapper/520:30:165
114091250,0ptp4l0-21swapper/519:25:155
114091250,0ptp4l0-21swapper/421:35:524
114091250,0ptp4l0-21swapper/421:35:514
114091250,0ptp4l0-21swapper/222:30:172
114091250,0ptp4l0-21swapper/221:19:262
114091250,0ptp4l0-21swapper/123:47:051
114091250,0ptp4l0-21swapper/122:11:491
114091250,0ptp4l0-21swapper/119:49:161
114091250,0ptp4l0-21swapper/022:39:260
114091250,0ptp4l0-21swapper/022:24:340
114091250,0ptp4l0-21swapper/022:06:130
114091250,0ptp4l0-21swapper/021:26:390
114091250,0ptp4l0-21swapper/021:07:390
114091240,1ptp4l8452-21cat19:45:154
114091240,1ptp4l29222-21latency_hist21:30:012
114091240,1ptp4l26576-21latency21:25:186
114091240,1ptp4l22187-21diskstats00:20:101
114091240,1ptp4l15272-21fw_conntrack20:00:154
114091240,1ptp4l14436-21diskmemload22:39:464
114091240,1ptp4l13264-21users22:35:236
114091240,1ptp4l12869-21timerandwakeup23:20:195
114091240,1ptp4l12788-21diskstats21:05:131
114091240,0ptp4l0-21swapper/623:15:166
114091240,0ptp4l0-21swapper/622:45:506
114091240,0ptp4l0-21swapper/621:30:136
114091240,0ptp4l0-21swapper/522:22:255
114091240,0ptp4l0-21swapper/520:52:405
114091240,0ptp4l0-21swapper/520:20:535
114091240,0ptp4l0-21swapper/500:09:585
114091240,0ptp4l0-21swapper/423:54:274
114091240,0ptp4l0-21swapper/423:17:294
114091240,0ptp4l0-21swapper/420:50:154
114091240,0ptp4l0-21swapper/419:35:454
114091240,0ptp4l0-21swapper/400:06:014
114091240,0ptp4l0-21swapper/322:25:153
114091240,0ptp4l0-21swapper/223:18:012
114091240,0ptp4l0-21swapper/222:45:372
114091240,0ptp4l0-21swapper/220:15:202
114091240,0ptp4l0-21swapper/200:15:012
114091240,0ptp4l0-21swapper/200:15:002
114091240,0ptp4l0-21swapper/123:10:201
114091240,0ptp4l0-21swapper/122:50:201
114091240,0ptp4l0-21swapper/120:55:221
114091240,0ptp4l0-21swapper/120:34:101
114091240,0ptp4l0-21swapper/119:55:181
114091240,0ptp4l0-21swapper/119:39:341
114091240,0ptp4l0-21swapper/119:30:191
114091240,0ptp4l0-21swapper/119:25:181
114091240,0ptp4l0-21swapper/100:09:311
114091240,0ptp4l0-21swapper/021:43:410
114091240,0ptp4l0-21swapper/021:37:110
114091240,0ptp4l0-21swapper/021:37:110
114091240,0ptp4l0-21swapper/021:15:130
114091240,0ptp4l0-21swapper/019:10:030
114091230,4ptp4l0-21swapper/121:19:081
114091230,2ptp4l0-21swapper/020:40:210
114091230,1ptp4l28386-21sshd19:17:304
114091230,1ptp4l22966-21grep23:35:174
114091230,1ptp4l2135-21pgrep00:36:204
114091230,1ptp4l14436-21diskmemload23:06:585
114091230,1ptp4l10579-21cat21:00:155
114091230,0ptp4l0-21swapper/723:49:067
114091230,0ptp4l0-21swapper/719:14:377
114091230,0ptp4l0-21swapper/623:55:186
114091230,0ptp4l0-21swapper/622:30:166
114091230,0ptp4l0-21swapper/619:20:166
114091230,0ptp4l0-21swapper/523:59:265
114091230,0ptp4l0-21swapper/523:51:495
114091230,0ptp4l0-21swapper/523:18:535
114091230,0ptp4l0-21swapper/523:00:225
114091230,0ptp4l0-21swapper/522:47:315
114091230,0ptp4l0-21swapper/522:10:155
114091230,0ptp4l0-21swapper/521:45:185
114091230,0ptp4l0-21swapper/521:23:185
114091230,0ptp4l0-21swapper/520:55:225
114091230,0ptp4l0-21swapper/520:35:135
114091230,0ptp4l0-21swapper/520:19:145
114091230,0ptp4l0-21swapper/520:04:595
114091230,0ptp4l0-21swapper/519:59:585
114091230,0ptp4l0-21swapper/519:50:205
114091230,0ptp4l0-21swapper/519:45:165
114091230,0ptp4l0-21swapper/519:43:105
114091230,0ptp4l0-21swapper/519:35:145
114091230,0ptp4l0-21swapper/519:30:155
114091230,0ptp4l0-21swapper/519:24:305
114091230,0ptp4l0-21swapper/423:30:194
114091230,0ptp4l0-21swapper/422:53:484
114091230,0ptp4l0-21swapper/421:45:164
114091230,0ptp4l0-21swapper/421:42:184
114091230,0ptp4l0-21swapper/421:00:164
114091230,0ptp4l0-21swapper/420:55:164
114091230,0ptp4l0-21swapper/420:47:574
114091230,0ptp4l0-21swapper/420:35:194
114091230,0ptp4l0-21swapper/420:30:184
114091230,0ptp4l0-21swapper/420:20:164
114091230,0ptp4l0-21swapper/419:25:214
114091230,0ptp4l0-21swapper/400:25:114
114091230,0ptp4l0-21swapper/323:48:243
114091230,0ptp4l0-21swapper/223:55:212
114091230,0ptp4l0-21swapper/223:15:012
114091230,0ptp4l0-21swapper/221:30:142
114091230,0ptp4l0-21swapper/220:41:462
114091230,0ptp4l0-21swapper/219:37:132
114091230,0ptp4l0-21swapper/219:20:142
114091230,0ptp4l0-21swapper/219:12:582
114091230,0ptp4l0-21swapper/200:15:132
114091230,0ptp4l0-21swapper/122:55:121
114091230,0ptp4l0-21swapper/122:05:111
114091230,0ptp4l0-21swapper/121:50:121
114091230,0ptp4l0-21swapper/121:40:141
114091230,0ptp4l0-21swapper/121:36:181
114091230,0ptp4l0-21swapper/121:36:171
114091230,0ptp4l0-21swapper/120:18:391
114091230,0ptp4l0-21swapper/120:05:241
114091230,0ptp4l0-21swapper/120:00:511
114091230,0ptp4l0-21swapper/119:40:141
114091230,0ptp4l0-21swapper/119:15:221
114091230,0ptp4l0-21swapper/100:35:191
114091230,0ptp4l0-21swapper/100:30:141
114091230,0ptp4l0-21swapper/023:40:010
114091230,0ptp4l0-21swapper/023:29:510
114091230,0ptp4l0-21swapper/022:55:160
114091230,0ptp4l0-21swapper/021:34:390
114091230,0ptp4l0-21swapper/021:04:540
114091230,0ptp4l0-21swapper/020:45:230
114091230,0ptp4l0-21swapper/020:20:140
114091230,0ptp4l0-21swapper/019:45:200
114091230,0ptp4l0-21swapper/019:15:170
114091230,0ptp4l0-21swapper/000:13:540
114091230,0ptp4l0-21swapper/000:13:540
114091230,0ptp4l0-21swapper/000:05:150
114091220,2ptp4l0-21swapper/519:10:305
114091220,1ptp4l7290-21unixbench_singl19:40:214
114091220,0ptp4l0-21swapper/723:11:047
114091220,0ptp4l0-21swapper/721:18:327
114091220,0ptp4l0-21swapper/623:26:216
114091220,0ptp4l0-21swapper/623:04:416
114091220,0ptp4l0-21swapper/622:58:046
114091220,0ptp4l0-21swapper/622:53:186
114091220,0ptp4l0-21swapper/622:44:506
114091220,0ptp4l0-21swapper/621:46:146
114091220,0ptp4l0-21swapper/620:36:146
114091220,0ptp4l0-21swapper/620:15:196
114091220,0ptp4l0-21swapper/619:33:166
114091220,0ptp4l0-21swapper/600:34:056
114091220,0ptp4l0-21swapper/600:15:166
114091220,0ptp4l0-21swapper/522:55:145
114091220,0ptp4l0-21swapper/521:31:205
114091220,0ptp4l0-21swapper/521:25:165
114091220,0ptp4l0-21swapper/520:07:295
114091220,0ptp4l0-21swapper/423:57:204
114091220,0ptp4l0-21swapper/423:40:214
114091220,0ptp4l0-21swapper/423:11:164
114091220,0ptp4l0-21swapper/422:55:194
114091220,0ptp4l0-21swapper/422:48:194
114091220,0ptp4l0-21swapper/422:20:214
114091220,0ptp4l0-21swapper/422:05:154
114091220,0ptp4l0-21swapper/420:40:214
114091220,0ptp4l0-21swapper/420:25:234
114091220,0ptp4l0-21swapper/419:50:144
114091220,0ptp4l0-21swapper/419:32:344
114091220,0ptp4l0-21swapper/400:30:114
114091220,0ptp4l0-21swapper/223:45:172
114091220,0ptp4l0-21swapper/223:05:052
114091220,0ptp4l0-21swapper/222:35:132
114091220,0ptp4l0-21swapper/222:12:302
114091220,0ptp4l0-21swapper/221:24:522
114091220,0ptp4l0-21swapper/220:03:152
114091220,0ptp4l0-21swapper/219:31:122
114091220,0ptp4l0-21swapper/121:48:181
114091220,0ptp4l0-21swapper/121:25:011
114091220,0ptp4l0-21swapper/120:50:131
114091220,0ptp4l0-21swapper/120:45:151
114091220,0ptp4l0-21swapper/120:20:181
114091220,0ptp4l0-21swapper/120:10:161
114091220,0ptp4l0-21swapper/119:54:151
114091220,0ptp4l0-21swapper/119:10:131
114091220,0ptp4l0-21swapper/100:18:111
114091220,0ptp4l0-21swapper/023:30:030
114091220,0ptp4l0-21swapper/022:48:540
114091220,0ptp4l0-21swapper/022:19:540
114091220,0ptp4l0-21swapper/021:45:220
114091220,0ptp4l0-21swapper/021:10:170
114091220,0ptp4l0-21swapper/020:50:590
114091220,0ptp4l0-21swapper/020:30:200
114091220,0ptp4l0-21swapper/020:00:210
114091220,0ptp4l0-21swapper/019:55:150
114091220,0ptp4l0-21swapper/019:40:210
114091220,0ptp4l0-21swapper/019:30:210
114091220,0ptp4l0-21swapper/019:25:220
114091220,0ptp4l0-21swapper/019:23:310
114091220,0ptp4l0-21swapper/000:30:110
114091220,0ptp4l0-21swapper/000:25:130
114091220,0ptp4l0-21swapper/000:02:200
114091210,1ptp4l17913-21runrttasks23:28:444
114091210,0ptp4l14844-21ssh21:10:064
114091210,0ptp4l121rcu_preempt23:47:400
114091210,0ptp4l0-21swapper/723:05:207
114091210,0ptp4l0-21swapper/721:28:127
114091210,0ptp4l0-21swapper/623:45:186
114091210,0ptp4l0-21swapper/623:36:186
114091210,0ptp4l0-21swapper/623:31:326
114091210,0ptp4l0-21swapper/623:07:526
114091210,0ptp4l0-21swapper/622:23:276
114091210,0ptp4l0-21swapper/622:04:376
114091210,0ptp4l0-21swapper/621:57:336
114091210,0ptp4l0-21swapper/621:41:206
114091210,0ptp4l0-21swapper/621:24:326
114091210,0ptp4l0-21swapper/620:42:166
114091210,0ptp4l0-21swapper/619:36:456
114091210,0ptp4l0-21swapper/600:29:166
114091210,0ptp4l0-21swapper/600:12:316
114091210,0ptp4l0-21swapper/600:12:306
114091210,0ptp4l0-21swapper/520:27:145
114091210,0ptp4l0-21swapper/519:16:125
114091210,0ptp4l0-21swapper/500:26:115
114091210,0ptp4l0-21swapper/423:24:084
114091210,0ptp4l0-21swapper/422:43:514
114091210,0ptp4l0-21swapper/422:32:294
114091210,0ptp4l0-21swapper/422:27:104
114091210,0ptp4l0-21swapper/422:17:184
114091210,0ptp4l0-21swapper/422:10:084
114091210,0ptp4l0-21swapper/421:52:294
114091210,0ptp4l0-21swapper/421:34:564
114091210,0ptp4l0-21swapper/420:20:004
114091210,0ptp4l0-21swapper/420:12:184
114091210,0ptp4l0-21swapper/420:06:124
114091210,0ptp4l0-21swapper/419:23:094
114091210,0ptp4l0-21swapper/419:10:194
114091210,0ptp4l0-21swapper/400:11:204
114091210,0ptp4l0-21swapper/400:11:194
114091210,0ptp4l0-21swapper/400:00:034
114091210,0ptp4l0-21swapper/322:24:473
114091210,0ptp4l0-21swapper/321:18:343
114091210,0ptp4l0-21swapper/319:51:173
114091210,0ptp4l0-21swapper/223:43:102
114091210,0ptp4l0-21swapper/222:51:182
114091210,0ptp4l0-21swapper/222:41:152
114091210,0ptp4l0-21swapper/222:23:172
114091210,0ptp4l0-21swapper/221:57:372
114091210,0ptp4l0-21swapper/220:37:002
114091210,0ptp4l0-21swapper/220:31:152
114091210,0ptp4l0-21swapper/220:25:142
114091210,0ptp4l0-21swapper/122:47:281
114091210,0ptp4l0-21swapper/122:31:141
114091210,0ptp4l0-21swapper/120:35:121
114091210,0ptp4l0-21swapper/023:16:040
114091210,0ptp4l0-21swapper/023:10:110
114091210,0ptp4l0-21swapper/023:06:400
114091210,0ptp4l0-21swapper/022:53:260
114091210,0ptp4l0-21swapper/022:11:140
114091210,0ptp4l0-21swapper/022:00:140
114091210,0ptp4l0-21swapper/021:55:030
114091210,0ptp4l0-21swapper/021:51:130
114091210,0ptp4l0-21swapper/021:20:030
114091210,0ptp4l0-21swapper/020:55:150
114091210,0ptp4l0-21swapper/020:27:160
114091210,0ptp4l0-21swapper/000:36:090
114091210,0ptp4l0-21swapper/000:20:160
114091200,0ptp4l0-21swapper/700:09:467
114091200,0ptp4l0-21swapper/623:14:546
114091200,0ptp4l0-21swapper/622:11:126
114091200,0ptp4l0-21swapper/620:25:106
114091200,0ptp4l0-21swapper/422:00:144
114091200,0ptp4l0-21swapper/421:57:264
114091200,0ptp4l0-21swapper/421:17:444
114091200,0ptp4l0-21swapper/400:20:434
114091200,0ptp4l0-21swapper/321:28:103
114091200,0ptp4l0-21swapper/223:31:232
114091200,0ptp4l0-21swapper/222:57:552
114091200,0ptp4l0-21swapper/220:48:152
114091200,0ptp4l0-21swapper/200:33:572
114091200,0ptp4l0-21swapper/200:29:392
114091190,0ptp4l0-21swapper/600:07:376
114091190,0ptp4l0-21swapper/322:07:503
114091190,0ptp4l0-21swapper/300:38:023
114091190,0ptp4l0-21swapper/200:07:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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