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2025-12-11 - 07:42

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 Dec 11, 2025 00:46:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2120917048,6phc2sys0-21swapper/719:06:357
2120917048,6phc2sys0-21swapper/719:06:357
114091640,5ptp4l0-21swapper/019:06:300
114091640,5ptp4l0-21swapper/019:06:290
3091326353,6sleep60-21swapper/619:07:386
3091326353,6sleep60-21swapper/619:07:386
114091630,5ptp4l0-21swapper/419:05:224
114091630,5ptp4l0-21swapper/419:05:224
3098326142,6sleep30-21swapper/319:08:313
3098326142,6sleep30-21swapper/319:08:313
127282590,0sleep20-21swapper/220:46:162
3086225645,7sleep10-21swapper/119:07:011
3086225645,7sleep10-21swapper/119:07:011
3100925039,6sleep20-21swapper/219:08:542
3100925039,6sleep20-21swapper/219:08:542
3094824636,6sleep50-21swapper/519:08:095
3094824636,6sleep50-21swapper/519:08:095
114091330,0ptp4l0-21swapper/619:25:156
114091320,0ptp4l0-21swapper/723:39:257
114091320,0ptp4l0-21swapper/622:24:336
114091320,0ptp4l0-21swapper/221:16:232
114091310,0ptp4l0-21swapper/700:24:037
114091310,0ptp4l0-21swapper/700:24:027
114091310,0ptp4l0-21swapper/600:14:356
114091310,0ptp4l0-21swapper/421:39:284
114091310,0ptp4l0-21swapper/121:10:151
114091300,0ptp4l0-21swapper/623:20:226
114091300,0ptp4l0-21swapper/423:13:514
114091300,0ptp4l0-21swapper/221:47:012
114091300,0ptp4l0-21swapper/221:47:012
114091300,0ptp4l0-21swapper/220:40:152
114091300,0ptp4l0-21swapper/100:25:201
114091300,0ptp4l0-21swapper/000:30:520
114091290,2ptp4l0-21swapper/723:46:597
114091290,0ptp4l0-21swapper/722:01:017
114091290,0ptp4l0-21swapper/622:41:326
114091290,0ptp4l0-21swapper/620:15:156
114091290,0ptp4l0-21swapper/422:21:014
114091290,0ptp4l0-21swapper/120:45:171
114091290,0ptp4l0-21swapper/021:26:370
114091280,0ptp4l0-21swapper/623:06:596
114091280,0ptp4l0-21swapper/621:41:366
114091280,0ptp4l0-21swapper/621:41:366
114091280,0ptp4l0-21swapper/422:15:294
114091280,0ptp4l0-21swapper/400:28:134
114091280,0ptp4l0-21swapper/222:59:032
114091280,0ptp4l0-21swapper/219:55:202
114091270,0ptp4l0-21swapper/723:14:577
114091270,0ptp4l0-21swapper/721:39:427
114091270,0ptp4l0-21swapper/700:39:077
114091270,0ptp4l0-21swapper/622:10:146
114091270,0ptp4l0-21swapper/622:09:066
114091270,0ptp4l0-21swapper/621:25:536
114091270,0ptp4l0-21swapper/600:27:586
114091270,0ptp4l0-21swapper/421:17:074
114091270,0ptp4l0-21swapper/323:36:133
114091270,0ptp4l0-21swapper/223:44:292
114091270,0ptp4l0-21swapper/222:42:592
114091270,0ptp4l0-21swapper/221:50:472
114091270,0ptp4l0-21swapper/100:13:271
114091260,4ptp4l0-21swapper/421:12:364
114091260,0ptp4l22236-21diskmemload23:15:356
114091260,0ptp4l22236-21diskmemload22:10:112
114091260,0ptp4l0-21swapper/722:30:587
114091260,0ptp4l0-21swapper/623:44:376
114091260,0ptp4l0-21swapper/623:37:326
114091260,0ptp4l0-21swapper/622:57:266
114091260,0ptp4l0-21swapper/622:15:436
114091260,0ptp4l0-21swapper/621:47:376
114091260,0ptp4l0-21swapper/621:47:366
114091260,0ptp4l0-21swapper/222:45:382
114091260,0ptp4l0-21swapper/200:14:142
114091260,0ptp4l0-21swapper/123:53:191
114091260,0ptp4l0-21swapper/122:04:351
114091260,0ptp4l0-21swapper/121:53:231
114091250,8ptp4l0-21swapper/219:31:372
114091250,1ptp4l18140-21latency_hist19:50:022
114091250,0ptp4l0-21swapper/723:51:557
114091250,0ptp4l0-21swapper/621:16:166
114091250,0ptp4l0-21swapper/621:08:346
114091250,0ptp4l0-21swapper/620:12:306
114091250,0ptp4l0-21swapper/419:30:134
114091250,0ptp4l0-21swapper/419:19:294
114091250,0ptp4l0-21swapper/223:16:312
114091250,0ptp4l0-21swapper/221:25:242
114091250,0ptp4l0-21swapper/123:25:011
114091250,0ptp4l0-21swapper/123:06:481
114091250,0ptp4l0-21swapper/121:59:071
114091250,0ptp4l0-21swapper/119:13:391
114091250,0ptp4l0-21swapper/100:19:321
114091250,0ptp4l0-21swapper/100:19:311
114091250,0ptp4l0-21swapper/023:21:530
114091250,0ptp4l0-21swapper/022:34:410
114091250,0ptp4l0-21swapper/022:23:030
114091250,0ptp4l0-21swapper/022:05:170
114091240,1ptp4l21013-21sed21:05:155
114091240,1ptp4l20826-21ps21:05:141
114091240,1ptp4l15528-21diskstats22:30:122
114091240,1ptp4l14970-21wc19:40:216
114091240,0ptp4l0-21swapper/723:41:337
114091240,0ptp4l0-21swapper/721:24:267
114091240,0ptp4l0-21swapper/700:30:327
114091240,0ptp4l0-21swapper/623:31:236
114091240,0ptp4l0-21swapper/623:27:366
114091240,0ptp4l0-21swapper/623:01:036
114091240,0ptp4l0-21swapper/622:52:356
114091240,0ptp4l0-21swapper/622:27:276
114091240,0ptp4l0-21swapper/622:02:186
114091240,0ptp4l0-21swapper/621:55:166
114091240,0ptp4l0-21swapper/621:21:166
114091240,0ptp4l0-21swapper/621:00:126
114091240,0ptp4l0-21swapper/620:40:126
114091240,0ptp4l0-21swapper/519:20:135
114091240,0ptp4l0-21swapper/423:06:194
114091240,0ptp4l0-21swapper/322:38:193
114091240,0ptp4l0-21swapper/321:04:233
114091240,0ptp4l0-21swapper/223:20:172
114091240,0ptp4l0-21swapper/222:19:502
114091240,0ptp4l0-21swapper/221:00:172
114091240,0ptp4l0-21swapper/220:10:182
114091240,0ptp4l0-21swapper/220:10:002
114091240,0ptp4l0-21swapper/200:33:432
114091240,0ptp4l0-21swapper/200:00:012
114091240,0ptp4l0-21swapper/123:18:281
114091240,0ptp4l0-21swapper/122:35:071
114091240,0ptp4l0-21swapper/122:23:541
114091240,0ptp4l0-21swapper/121:26:421
114091240,0ptp4l0-21swapper/120:00:141
114091240,0ptp4l0-21swapper/100:22:011
114091240,0ptp4l0-21swapper/100:22:001
114091240,0ptp4l0-21swapper/023:19:560
114091240,0ptp4l0-21swapper/022:17:050
114091240,0ptp4l0-21swapper/021:23:230
114091230,6ptp4l0-21swapper/620:46:136
114091230,3ptp4l0-21swapper/220:55:082
114091230,2ptp4l0-21swapper/400:17:124
114091230,2ptp4l0-21swapper/400:17:114
114091230,1ptp4l8490-21fw_packets22:20:122
114091230,1ptp4l18454-21diskstats19:50:102
114091230,1ptp4l15286-21grep22:30:116
114091230,1ptp4l14949-21ssh21:44:091
114091230,1ptp4l14949-21ssh21:44:091
114091230,1ptp4l11540-21ssh23:55:144
114091230,1ptp4l0-21swapper/421:55:564
114091230,0ptp4l5022-21cpuspeed_turbos21:30:145
114091230,0ptp4l21941-21diskstats00:10:127
114091230,0ptp4l0-21swapper/723:15:187
114091230,0ptp4l0-21swapper/722:40:177
114091230,0ptp4l0-21swapper/721:40:187
114091230,0ptp4l0-21swapper/721:40:177
114091230,0ptp4l0-21swapper/719:44:047
114091230,0ptp4l0-21swapper/623:45:206
114091230,0ptp4l0-21swapper/622:45:216
114091230,0ptp4l0-21swapper/621:50:216
114091230,0ptp4l0-21swapper/620:25:186
114091230,0ptp4l0-21swapper/620:05:206
114091230,0ptp4l0-21swapper/619:55:146
114091230,0ptp4l0-21swapper/619:50:126
114091230,0ptp4l0-21swapper/619:45:236
114091230,0ptp4l0-21swapper/619:37:586
114091230,0ptp4l0-21swapper/619:31:126
114091230,0ptp4l0-21swapper/619:15:116
114091230,0ptp4l0-21swapper/619:10:206
114091230,0ptp4l0-21swapper/600:00:136
114091230,0ptp4l0-21swapper/523:25:135
114091230,0ptp4l0-21swapper/522:35:175
114091230,0ptp4l0-21swapper/522:05:135
114091230,0ptp4l0-21swapper/521:39:335
114091230,0ptp4l0-21swapper/521:10:135
114091230,0ptp4l0-21swapper/520:00:165
114091230,0ptp4l0-21swapper/500:25:135
114091230,0ptp4l0-21swapper/423:20:004
114091230,0ptp4l0-21swapper/422:07:524
114091230,0ptp4l0-21swapper/421:44:074
114091230,0ptp4l0-21swapper/421:44:064
114091230,0ptp4l0-21swapper/323:50:143
114091230,0ptp4l0-21swapper/323:49:593
114091230,0ptp4l0-21swapper/323:15:133
114091230,0ptp4l0-21swapper/322:40:113
114091230,0ptp4l0-21swapper/322:00:143
114091230,0ptp4l0-21swapper/321:51:573
114091230,0ptp4l0-21swapper/321:25:003
114091230,0ptp4l0-21swapper/321:18:583
114091230,0ptp4l0-21swapper/319:51:053
114091230,0ptp4l0-21swapper/300:30:133
114091230,0ptp4l0-21swapper/300:10:133
114091230,0ptp4l0-21swapper/223:28:292
114091230,0ptp4l0-21swapper/223:10:172
114091230,0ptp4l0-21swapper/222:09:452
114091230,0ptp4l0-21swapper/221:32:512
114091230,0ptp4l0-21swapper/221:20:172
114091230,0ptp4l0-21swapper/221:14:452
114091230,0ptp4l0-21swapper/220:50:142
114091230,0ptp4l0-21swapper/220:30:202
114091230,0ptp4l0-21swapper/220:25:202
114091230,0ptp4l0-21swapper/220:15:182
114091230,0ptp4l0-21swapper/220:00:222
114091230,0ptp4l0-21swapper/219:25:162
114091230,0ptp4l0-21swapper/219:15:012
114091230,0ptp4l0-21swapper/200:27:392
114091230,0ptp4l0-21swapper/200:15:132
114091230,0ptp4l0-21swapper/200:15:132
114091230,0ptp4l0-21swapper/123:40:161
114091230,0ptp4l0-21swapper/123:32:111
114091230,0ptp4l0-21swapper/123:12:251
114091230,0ptp4l0-21swapper/123:01:191
114091230,0ptp4l0-21swapper/122:50:171
114091230,0ptp4l0-21swapper/121:50:001
114091230,0ptp4l0-21swapper/121:50:001
114091230,0ptp4l0-21swapper/121:30:161
114091230,0ptp4l0-21swapper/120:54:091
114091230,0ptp4l0-21swapper/119:52:101
114091230,0ptp4l0-21swapper/119:44:211
114091230,0ptp4l0-21swapper/119:35:111
114091230,0ptp4l0-21swapper/100:05:161
114091230,0ptp4l0-21swapper/023:40:200
114091230,0ptp4l0-21swapper/022:35:120
114091230,0ptp4l0-21swapper/020:45:160
114091230,0ptp4l0-21swapper/019:27:030
114091230,0ptp4l0-21swapper/000:20:140
114091230,0ptp4l0-21swapper/000:20:130
114091230,0ptp4l0-21swapper/000:00:590
114091220,1ptp4l31738-21ssh23:38:142
114091220,1ptp4l13597-21ssh23:58:243
114091220,0ptp4l0-21swapper/723:58:217
114091220,0ptp4l0-21swapper/722:11:437
114091220,0ptp4l0-21swapper/721:25:017
114091220,0ptp4l0-21swapper/719:48:307
114091220,0ptp4l0-21swapper/623:52:476
114091220,0ptp4l0-21swapper/623:10:076
114091220,0ptp4l0-21swapper/621:38:396
114091220,0ptp4l0-21swapper/621:32:496
114091220,0ptp4l0-21swapper/621:10:016
114091220,0ptp4l0-21swapper/620:55:146
114091220,0ptp4l0-21swapper/620:50:006
114091220,0ptp4l0-21swapper/620:35:136
114091220,0ptp4l0-21swapper/620:30:146
114091220,0ptp4l0-21swapper/620:00:226
114091220,0ptp4l0-21swapper/600:31:496
114091220,0ptp4l0-21swapper/600:15:156
114091220,0ptp4l0-21swapper/600:15:146
114091220,0ptp4l0-21swapper/600:05:266
114091220,0ptp4l0-21swapper/523:40:175
114091220,0ptp4l0-21swapper/522:49:485
114091220,0ptp4l0-21swapper/522:43:565
114091220,0ptp4l0-21swapper/521:51:435
114091220,0ptp4l0-21swapper/521:20:025
114091220,0ptp4l0-21swapper/519:35:115
114091220,0ptp4l0-21swapper/519:15:185
114091220,0ptp4l0-21swapper/500:20:165
114091220,0ptp4l0-21swapper/500:20:155
114091220,0ptp4l0-21swapper/423:53:284
114091220,0ptp4l0-21swapper/423:33:374
114091220,0ptp4l0-21swapper/422:25:124
114091220,0ptp4l0-21swapper/421:25:074
114091220,0ptp4l0-21swapper/400:09:044
114091220,0ptp4l0-21swapper/323:34:543
114091220,0ptp4l0-21swapper/322:25:183
114091220,0ptp4l0-21swapper/322:12:473
114091220,0ptp4l0-21swapper/321:59:373
114091220,0ptp4l0-21swapper/321:40:163
114091220,0ptp4l0-21swapper/321:40:163
114091220,0ptp4l0-21swapper/321:36:243
114091220,0ptp4l0-21swapper/321:14:183
114091220,0ptp4l0-21swapper/300:35:173
114091220,0ptp4l0-21swapper/300:22:353
114091220,0ptp4l0-21swapper/300:22:343
114091220,0ptp4l0-21swapper/300:10:013
114091220,0ptp4l0-21swapper/223:54:432
114091220,0ptp4l0-21swapper/223:45:132
114091220,0ptp4l0-21swapper/223:30:152
114091220,0ptp4l0-21swapper/223:05:142
114091220,0ptp4l0-21swapper/223:00:132
114091220,0ptp4l0-21swapper/222:52:332
114091220,0ptp4l0-21swapper/221:55:172
114091220,0ptp4l0-21swapper/221:41:562
114091220,0ptp4l0-21swapper/221:41:552
114091220,0ptp4l0-21swapper/221:37:372
114091220,0ptp4l0-21swapper/220:35:172
114091220,0ptp4l0-21swapper/220:20:122
114091220,0ptp4l0-21swapper/219:40:172
114091220,0ptp4l0-21swapper/219:39:292
114091220,0ptp4l0-21swapper/219:10:122
114091220,0ptp4l0-21swapper/200:21:362
114091220,0ptp4l0-21swapper/200:21:352
114091220,0ptp4l0-21swapper/200:06:492
114091220,0ptp4l0-21swapper/200:00:112
114091220,0ptp4l0-21swapper/123:55:181
114091220,0ptp4l0-21swapper/123:22:031
114091220,0ptp4l0-21swapper/122:15:321
114091220,0ptp4l0-21swapper/122:07:471
114091220,0ptp4l0-21swapper/121:20:441
114091220,0ptp4l0-21swapper/121:17:111
114091220,0ptp4l0-21swapper/120:44:251
114091220,0ptp4l0-21swapper/120:32:071
114091220,0ptp4l0-21swapper/119:30:161
114091220,0ptp4l0-21swapper/119:20:141
114091220,0ptp4l0-21swapper/119:15:181
114091220,0ptp4l0-21swapper/022:49:540
114091220,0ptp4l0-21swapper/021:05:140
114091220,0ptp4l0-21swapper/020:40:200
114091220,0ptp4l0-21swapper/020:31:380
114091220,0ptp4l0-21swapper/019:30:150
114091220,0ptp4l0-21swapper/019:15:120
114091220,0ptp4l0-21swapper/000:08:210
114091210,0ptp4l28448-21ssh22:01:562
114091210,0ptp4l0-21swapper/723:08:217
114091210,0ptp4l0-21swapper/722:36:357
114091210,0ptp4l0-21swapper/722:26:177
114091210,0ptp4l0-21swapper/722:19:177
114091210,0ptp4l0-21swapper/722:06:357
114091210,0ptp4l0-21swapper/721:52:097
114091210,0ptp4l0-21swapper/721:19:257
114091210,0ptp4l0-21swapper/720:21:417
114091210,0ptp4l0-21swapper/600:36:496
114091210,0ptp4l0-21swapper/600:21:336
114091210,0ptp4l0-21swapper/600:21:336
114091210,0ptp4l0-21swapper/523:55:185
114091210,0ptp4l0-21swapper/523:49:085
114091210,0ptp4l0-21swapper/523:36:385
114091210,0ptp4l0-21swapper/523:20:045
114091210,0ptp4l0-21swapper/523:18:355
114091210,0ptp4l0-21swapper/523:12:265
114091210,0ptp4l0-21swapper/522:55:055
114091210,0ptp4l0-21swapper/522:51:435
114091210,0ptp4l0-21swapper/522:30:335
114091210,0ptp4l0-21swapper/522:17:395
114091210,0ptp4l0-21swapper/522:14:185
114091210,0ptp4l0-21swapper/521:44:125
114091210,0ptp4l0-21swapper/521:44:115
114091210,0ptp4l0-21swapper/521:20:005
114091210,0ptp4l0-21swapper/520:40:215
114091210,0ptp4l0-21swapper/519:50:305
114091210,0ptp4l0-21swapper/519:47:225
114091210,0ptp4l0-21swapper/519:30:015
114091210,0ptp4l0-21swapper/500:19:355
114091210,0ptp4l0-21swapper/500:19:355
114091210,0ptp4l0-21swapper/500:05:065
114091210,0ptp4l0-21swapper/500:03:335
114091210,0ptp4l0-21swapper/423:40:354
114091210,0ptp4l0-21swapper/423:28:354
114091210,0ptp4l0-21swapper/423:02:104
114091210,0ptp4l0-21swapper/422:48:494
114091210,0ptp4l0-21swapper/422:35:374
114091210,0ptp4l0-21swapper/422:30:354
114091210,0ptp4l0-21swapper/422:13:144
114091210,0ptp4l0-21swapper/421:54:404
114091210,0ptp4l0-21swapper/421:30:474
114091210,0ptp4l0-21swapper/421:08:584
114091210,0ptp4l0-21swapper/420:11:304
114091210,0ptp4l0-21swapper/419:20:184
114091210,0ptp4l0-21swapper/400:36:214
114091210,0ptp4l0-21swapper/400:13:214
114091210,0ptp4l0-21swapper/323:41:183
114091210,0ptp4l0-21swapper/323:14:433
114091210,0ptp4l0-21swapper/323:09:073
114091210,0ptp4l0-21swapper/322:16:113
114091210,0ptp4l0-21swapper/322:06:373
114091210,0ptp4l0-21swapper/321:30:223
114091210,0ptp4l0-21swapper/319:21:423
114091210,0ptp4l0-21swapper/222:27:032
114091210,0ptp4l0-21swapper/221:08:142
114091210,0ptp4l0-21swapper/219:24:112
114091210,0ptp4l0-21swapper/200:37:252
114091210,0ptp4l0-21swapper/123:48:561
114091210,0ptp4l0-21swapper/123:36:341
114091210,0ptp4l0-21swapper/122:48:331
114091210,0ptp4l0-21swapper/122:28:191
114091210,0ptp4l0-21swapper/122:14:301
114091210,0ptp4l0-21swapper/121:02:311
114091210,0ptp4l0-21swapper/120:36:411
114091210,0ptp4l0-21swapper/119:27:531
114091210,0ptp4l0-21swapper/100:39:591
114091210,0ptp4l0-21swapper/100:30:581
114091210,0ptp4l0-21swapper/100:03:161
114091210,0ptp4l0-21swapper/023:55:140
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