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2025-11-25 - 09:01

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 Nov 25, 2025 00:46:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
114091670,29ptp4l0-21swapper/219:05:182
65812610,1sleep665-21ksoftirqd/620:00:126
2120916049,6phc2sys0-21swapper/119:06:151
114091600,5ptp4l0-21swapper/619:07:026
1449825341,6sleep30-21swapper/319:05:243
1297525332,7sleep00-21swapper/019:05:130
1296425140,6sleep70-21swapper/719:05:037
1467624735,7sleep40-21swapper/419:07:244
1461124535,6sleep50-21swapper/519:06:375
114091310,0ptp4l0-21swapper/422:50:154
114091300,7ptp4l0-21swapper/621:23:276
114091300,1ptp4l17823-21hddtemp_smartct21:25:141
114091300,0ptp4l0-21swapper/522:22:235
114091300,0ptp4l0-21swapper/520:05:155
114091300,0ptp4l0-21swapper/519:25:135
114091300,0ptp4l0-21swapper/220:45:172
114091300,0ptp4l0-21swapper/220:45:162
114091300,0ptp4l0-21swapper/119:55:141
114091300,0ptp4l0-21swapper/022:44:240
114091300,0ptp4l0-21swapper/021:40:210
114091290,0ptp4l0-21swapper/621:54:236
114091290,0ptp4l0-21swapper/621:31:026
114091290,0ptp4l0-21swapper/521:49:045
114091290,0ptp4l0-21swapper/500:01:015
114091290,0ptp4l0-21swapper/320:40:003
114091290,0ptp4l0-21swapper/200:20:202
114091280,2ptp4l0-21swapper/500:11:255
114091280,0ptp4l6015-21diskmemload21:56:215
114091280,0ptp4l0-21swapper/623:20:226
114091280,0ptp4l0-21swapper/623:20:216
114091280,0ptp4l0-21swapper/523:45:425
114091280,0ptp4l0-21swapper/523:29:075
114091280,0ptp4l0-21swapper/222:54:032
114091280,0ptp4l0-21swapper/200:04:352
114091280,0ptp4l0-21swapper/119:40:201
114091270,0ptp4l0-21swapper/623:38:066
114091270,0ptp4l0-21swapper/622:07:416
114091270,0ptp4l0-21swapper/523:00:185
114091270,0ptp4l0-21swapper/200:19:512
114091270,0ptp4l0-21swapper/123:50:131
114091270,0ptp4l0-21swapper/123:00:241
114091270,0ptp4l0-21swapper/122:22:221
114091270,0ptp4l0-21swapper/122:17:261
114091270,0ptp4l0-21swapper/100:10:011
114091260,0ptp4l0-21swapper/722:10:367
114091260,0ptp4l0-21swapper/721:44:427
114091260,0ptp4l0-21swapper/621:46:426
114091260,0ptp4l0-21swapper/522:50:315
114091260,0ptp4l0-21swapper/521:15:145
114091260,0ptp4l0-21swapper/519:46:215
114091260,0ptp4l0-21swapper/519:35:155
114091260,0ptp4l0-21swapper/423:44:244
114091260,0ptp4l0-21swapper/423:26:114
114091260,0ptp4l0-21swapper/421:34:504
114091260,0ptp4l0-21swapper/421:18:454
114091260,0ptp4l0-21swapper/400:34:344
114091260,0ptp4l0-21swapper/400:00:204
114091260,0ptp4l0-21swapper/222:32:512
114091260,0ptp4l0-21swapper/221:23:572
114091260,0ptp4l0-21swapper/123:15:371
114091260,0ptp4l0-21swapper/123:14:151
114091260,0ptp4l0-21swapper/122:51:041
114091260,0ptp4l0-21swapper/100:28:151
114091250,1ptp4l28135-21cat21:40:015
114091250,1ptp4l21735-21irqstats21:30:161
114091250,0ptp4l0-21swapper/622:13:056
114091250,0ptp4l0-21swapper/621:55:066
114091250,0ptp4l0-21swapper/621:26:246
114091250,0ptp4l0-21swapper/600:38:106
114091250,0ptp4l0-21swapper/600:20:016
114091250,0ptp4l0-21swapper/523:13:475
114091250,0ptp4l0-21swapper/522:11:375
114091250,0ptp4l0-21swapper/520:00:185
114091250,0ptp4l0-21swapper/500:27:525
114091250,0ptp4l0-21swapper/500:08:055
114091250,0ptp4l0-21swapper/423:21:404
114091250,0ptp4l0-21swapper/423:21:394
114091250,0ptp4l0-21swapper/320:40:203
114091250,0ptp4l0-21swapper/223:53:202
114091250,0ptp4l0-21swapper/220:50:202
114091250,0ptp4l0-21swapper/220:25:162
114091250,0ptp4l0-21swapper/200:37:092
114091250,0ptp4l0-21swapper/122:36:001
114091250,0ptp4l0-21swapper/121:35:211
114091250,0ptp4l0-21swapper/120:14:591
114091250,0ptp4l0-21swapper/023:29:240
114091250,0ptp4l0-21swapper/000:01:510
114091240,1ptp4l31981-21cpuspeed_turbos21:45:133
114091240,1ptp4l18648-21sendmail_mailqu22:55:192
114091240,1ptp4l14238-21smartctl21:20:141
114091240,0ptp4l6015-21diskmemload00:19:366
114091240,0ptp4l0-21swapper/720:40:177
114091240,0ptp4l0-21swapper/623:42:186
114091240,0ptp4l0-21swapper/622:35:176
114091240,0ptp4l0-21swapper/622:32:226
114091240,0ptp4l0-21swapper/620:55:156
114091240,0ptp4l0-21swapper/523:22:105
114091240,0ptp4l0-21swapper/523:22:105
114091240,0ptp4l0-21swapper/522:40:145
114091240,0ptp4l0-21swapper/522:25:325
114091240,0ptp4l0-21swapper/521:25:155
114091240,0ptp4l0-21swapper/521:12:475
114091240,0ptp4l0-21swapper/500:21:095
114091240,0ptp4l0-21swapper/422:40:114
114091240,0ptp4l0-21swapper/223:23:182
114091240,0ptp4l0-21swapper/223:23:172
114091240,0ptp4l0-21swapper/222:29:142
114091240,0ptp4l0-21swapper/222:07:022
114091240,0ptp4l0-21swapper/221:51:412
114091240,0ptp4l0-21swapper/122:28:431
114091240,0ptp4l0-21swapper/122:00:111
114091240,0ptp4l0-21swapper/121:45:421
114091240,0ptp4l0-21swapper/121:17:181
114091240,0ptp4l0-21swapper/120:30:201
114091240,0ptp4l0-21swapper/120:15:191
114091240,0ptp4l0-21swapper/023:44:080
114091240,0ptp4l0-21swapper/022:57:360
114091240,0ptp4l0-21swapper/000:36:320
114091230,1ptp4l9-21ksoftirqd/021:35:170
114091230,1ptp4l32743-21sh23:15:180
114091230,1ptp4l26116-21phc2sys-jitter19:30:196
114091230,1ptp4l17190-21basename23:40:115
114091230,1ptp4l16075-21hwlatdetect20:20:152
114091230,1ptp4l1516399cyclictest21:47:092
114091230,1ptp4l15138-21cyclictest21:54:110
114091230,1ptp4l11417-21find23:30:211
114091230,0ptp4l57-21ksoftirqd/521:30:215
114091230,0ptp4l0-21swapper/723:05:167
114091230,0ptp4l0-21swapper/722:30:177
114091230,0ptp4l0-21swapper/722:20:157
114091230,0ptp4l0-21swapper/721:45:177
114091230,0ptp4l0-21swapper/700:26:007
114091230,0ptp4l0-21swapper/623:55:006
114091230,0ptp4l0-21swapper/623:11:176
114091230,0ptp4l0-21swapper/623:04:166
114091230,0ptp4l0-21swapper/622:55:156
114091230,0ptp4l0-21swapper/621:05:126
114091230,0ptp4l0-21swapper/620:35:166
114091230,0ptp4l0-21swapper/619:20:156
114091230,0ptp4l0-21swapper/600:25:206
114091230,0ptp4l0-21swapper/600:07:536
114091230,0ptp4l0-21swapper/523:50:145
114091230,0ptp4l0-21swapper/523:30:175
114091230,0ptp4l0-21swapper/523:19:205
114091230,0ptp4l0-21swapper/522:00:135
114091230,0ptp4l0-21swapper/521:00:015
114091230,0ptp4l0-21swapper/520:15:175
114091230,0ptp4l0-21swapper/519:55:185
114091230,0ptp4l0-21swapper/519:50:175
114091230,0ptp4l0-21swapper/500:30:225
114091230,0ptp4l0-21swapper/423:55:134
114091230,0ptp4l0-21swapper/423:30:244
114091230,0ptp4l0-21swapper/422:17:224
114091230,0ptp4l0-21swapper/421:36:174
114091230,0ptp4l0-21swapper/421:14:564
114091230,0ptp4l0-21swapper/420:10:164
114091230,0ptp4l0-21swapper/323:05:153
114091230,0ptp4l0-21swapper/323:04:413
114091230,0ptp4l0-21swapper/223:36:152
114091230,0ptp4l0-21swapper/223:18:022
114091230,0ptp4l0-21swapper/223:12:402
114091230,0ptp4l0-21swapper/222:49:062
114091230,0ptp4l0-21swapper/222:35:152
114091230,0ptp4l0-21swapper/222:10:162
114091230,0ptp4l0-21swapper/221:05:202
114091230,0ptp4l0-21swapper/220:45:002
114091230,0ptp4l0-21swapper/220:15:222
114091230,0ptp4l0-21swapper/219:45:002
114091230,0ptp4l0-21swapper/219:20:182
114091230,0ptp4l0-21swapper/219:10:202
114091230,0ptp4l0-21swapper/200:25:122
114091230,0ptp4l0-21swapper/200:07:092
114091230,0ptp4l0-21swapper/123:35:271
114091230,0ptp4l0-21swapper/123:25:101
114091230,0ptp4l0-21swapper/122:40:141
114091230,0ptp4l0-21swapper/120:05:151
114091230,0ptp4l0-21swapper/119:25:131
114091230,0ptp4l0-21swapper/100:31:031
114091230,0ptp4l0-21swapper/100:05:141
114091230,0ptp4l0-21swapper/100:00:131
114091230,0ptp4l0-21swapper/023:55:150
114091230,0ptp4l0-21swapper/022:50:190
114091230,0ptp4l0-21swapper/021:10:000
114091230,0ptp4l0-21swapper/020:15:210
114091230,0ptp4l0-21swapper/020:10:160
114091230,0ptp4l0-21swapper/019:35:010
114091230,0ptp4l0-21swapper/000:30:180
114091230,0ptp4l0-21swapper/000:15:200
114091220,1ptp4l27869-21ssh23:55:066
114091220,1ptp4l15895-21ssh21:21:254
114091220,0ptp4l0-21swapper/723:41:127
114091220,0ptp4l0-21swapper/722:19:567
114091220,0ptp4l0-21swapper/721:16:087
114091220,0ptp4l0-21swapper/622:55:006
114091220,0ptp4l0-21swapper/622:29:136
114091220,0ptp4l0-21swapper/622:18:436
114091220,0ptp4l0-21swapper/621:35:536
114091220,0ptp4l0-21swapper/620:50:166
114091220,0ptp4l0-21swapper/620:45:146
114091220,0ptp4l0-21swapper/620:45:136
114091220,0ptp4l0-21swapper/620:20:156
114091220,0ptp4l0-21swapper/620:15:216
114091220,0ptp4l0-21swapper/619:15:126
114091220,0ptp4l0-21swapper/619:10:216
114091220,0ptp4l0-21swapper/600:04:106
114091220,0ptp4l0-21swapper/523:55:205
114091220,0ptp4l0-21swapper/523:05:455
114091220,0ptp4l0-21swapper/523:00:005
114091220,0ptp4l0-21swapper/522:45:425
114091220,0ptp4l0-21swapper/522:34:295
114091220,0ptp4l0-21swapper/522:15:195
114091220,0ptp4l0-21swapper/521:41:355
114091220,0ptp4l0-21swapper/521:20:155
114091220,0ptp4l0-21swapper/521:00:125
114091220,0ptp4l0-21swapper/520:30:125
114091220,0ptp4l0-21swapper/520:15:015
114091220,0ptp4l0-21swapper/519:40:145
114091220,0ptp4l0-21swapper/500:17:445
114091220,0ptp4l0-21swapper/423:35:224
114091220,0ptp4l0-21swapper/423:15:204
114091220,0ptp4l0-21swapper/423:07:574
114091220,0ptp4l0-21swapper/423:00:144
114091220,0ptp4l0-21swapper/422:46:484
114091220,0ptp4l0-21swapper/422:21:584
114091220,0ptp4l0-21swapper/421:54:094
114091220,0ptp4l0-21swapper/421:48:184
114091220,0ptp4l0-21swapper/421:40:154
114091220,0ptp4l0-21swapper/400:20:394
114091220,0ptp4l0-21swapper/400:12:144
114091220,0ptp4l0-21swapper/400:05:214
114091220,0ptp4l0-21swapper/322:30:103
114091220,0ptp4l0-21swapper/322:20:113
114091220,0ptp4l0-21swapper/321:15:583
114091220,0ptp4l0-21swapper/223:44:222
114091220,0ptp4l0-21swapper/223:03:522
114091220,0ptp4l0-21swapper/222:04:542
114091220,0ptp4l0-21swapper/221:55:192
114091220,0ptp4l0-21swapper/220:55:172
114091220,0ptp4l0-21swapper/220:35:142
114091220,0ptp4l0-21swapper/219:30:142
114091220,0ptp4l0-21swapper/219:15:112
114091220,0ptp4l0-21swapper/200:12:362
114091220,0ptp4l0-21swapper/123:56:421
114091220,0ptp4l0-21swapper/123:45:101
114091220,0ptp4l0-21swapper/123:40:161
114091220,0ptp4l0-21swapper/123:21:301
114091220,0ptp4l0-21swapper/123:21:291
114091220,0ptp4l0-21swapper/123:06:041
114091220,0ptp4l0-21swapper/122:58:001
114091220,0ptp4l0-21swapper/122:47:371
114091220,0ptp4l0-21swapper/122:35:001
114091220,0ptp4l0-21swapper/122:11:571
114091220,0ptp4l0-21swapper/122:08:511
114091220,0ptp4l0-21swapper/121:55:441
114091220,0ptp4l0-21swapper/121:40:191
114091220,0ptp4l0-21swapper/121:10:131
114091220,0ptp4l0-21swapper/121:00:121
114091220,0ptp4l0-21swapper/120:55:201
114091220,0ptp4l0-21swapper/120:52:421
114091220,0ptp4l0-21swapper/119:50:191
114091220,0ptp4l0-21swapper/119:45:101
114091220,0ptp4l0-21swapper/119:35:151
114091220,0ptp4l0-21swapper/100:21:031
114091220,0ptp4l0-21swapper/100:16:551
114091220,0ptp4l0-21swapper/023:50:210
114091220,0ptp4l0-21swapper/023:30:190
114091220,0ptp4l0-21swapper/023:08:040
114091220,0ptp4l0-21swapper/022:45:120
114091220,0ptp4l0-21swapper/022:33:330
114091220,0ptp4l0-21swapper/022:28:490
114091220,0ptp4l0-21swapper/022:20:220
114091220,0ptp4l0-21swapper/022:15:120
114091220,0ptp4l0-21swapper/022:01:500
114091220,0ptp4l0-21swapper/021:49:420
114091220,0ptp4l0-21swapper/021:20:130
114091220,0ptp4l0-21swapper/021:19:250
114091220,0ptp4l0-21swapper/020:55:180
114091220,0ptp4l0-21swapper/019:55:190
114091220,0ptp4l0-21swapper/019:50:150
114091220,0ptp4l0-21swapper/000:05:160
114091210,0ptp4l0-21swapper/723:04:507
114091210,0ptp4l0-21swapper/722:08:097
114091210,0ptp4l0-21swapper/720:29:147
114091210,0ptp4l0-21swapper/623:32:346
114091210,0ptp4l0-21swapper/623:26:546
114091210,0ptp4l0-21swapper/623:16:446
114091210,0ptp4l0-21swapper/622:04:256
114091210,0ptp4l0-21swapper/621:17:546
114091210,0ptp4l0-21swapper/621:11:116
114091210,0ptp4l0-21swapper/620:25:146
114091210,0ptp4l0-21swapper/619:28:476
114091210,0ptp4l0-21swapper/600:34:536
114091210,0ptp4l0-21swapper/600:11:366
114091210,0ptp4l0-21swapper/523:35:375
114091210,0ptp4l0-21swapper/522:36:315
114091210,0ptp4l0-21swapper/520:45:595
114091210,0ptp4l0-21swapper/520:45:595
114091210,0ptp4l0-21swapper/520:42:415
114091210,0ptp4l0-21swapper/519:22:075
114091210,0ptp4l0-21swapper/423:50:094
114091210,0ptp4l0-21swapper/423:48:484
114091210,0ptp4l0-21swapper/423:13:524
114091210,0ptp4l0-21swapper/422:58:274
114091210,0ptp4l0-21swapper/422:36:374
114091210,0ptp4l0-21swapper/422:28:504
114091210,0ptp4l0-21swapper/422:13:364
114091210,0ptp4l0-21swapper/421:58:244
114091210,0ptp4l0-21swapper/420:54:214
114091210,0ptp4l0-21swapper/419:50:164
114091210,0ptp4l0-21swapper/419:16:034
114091210,0ptp4l0-21swapper/400:36:344
114091210,0ptp4l0-21swapper/400:28:054
114091210,0ptp4l0-21swapper/323:40:303
114091210,0ptp4l0-21swapper/322:19:583
114091210,0ptp4l0-21swapper/322:10:223
114091210,0ptp4l0-21swapper/322:08:183
114091210,0ptp4l0-21swapper/321:44:353
114091210,0ptp4l0-21swapper/223:55:012
114091210,0ptp4l0-21swapper/223:32:532
114091210,0ptp4l0-21swapper/223:26:572
114091210,0ptp4l0-21swapper/221:35:552
114091210,0ptp4l0-21swapper/221:26:112
114091210,0ptp4l0-21swapper/221:17:432
114091210,0ptp4l0-21swapper/220:08:582
114091210,0ptp4l0-21swapper/120:26:211
114091210,0ptp4l0-21swapper/120:20:001
114091210,0ptp4l0-21swapper/120:00:141
114091210,0ptp4l0-21swapper/119:20:571
114091210,0ptp4l0-21swapper/100:36:381
114091210,0ptp4l0-21swapper/023:45:360
114091210,0ptp4l0-21swapper/023:35:210
114091210,0ptp4l0-21swapper/023:21:010
114091210,0ptp4l0-21swapper/023:21:010
114091210,0ptp4l0-21swapper/023:10:000
114091210,0ptp4l0-21swapper/023:00:100
114091210,0ptp4l0-21swapper/022:13:070
114091210,0ptp4l0-21swapper/021:56:040
114091210,0ptp4l0-21swapper/021:31:350
114091210,0ptp4l0-21swapper/021:14:450
114091210,0ptp4l0-21swapper/019:44:050
114091210,0ptp4l0-21swapper/019:35:130
114091210,0ptp4l0-21swapper/000:26:330
114091210,0ptp4l0-21swapper/000:22:290
114091210,0ptp4l0-21swapper/000:12:130
114091200,0ptp4l0-21swapper/700:35:517
114091200,0ptp4l0-21swapper/622:48:246
114091200,0ptp4l0-21swapper/522:08:465
114091200,0ptp4l0-21swapper/521:09:225
114091200,0ptp4l0-21swapper/520:52:205
114091200,0ptp4l0-21swapper/520:24:225
114091200,0ptp4l0-21swapper/519:34:085
114091200,0ptp4l0-21swapper/500:36:305
114091200,0ptp4l0-21swapper/422:32:354
114091200,0ptp4l0-21swapper/421:29:314
114091200,0ptp4l0-21swapper/419:28:584
114091200,0ptp4l0-21swapper/400:15:354
114091200,0ptp4l0-21swapper/223:46:042
114091200,0ptp4l0-21swapper/222:43:232
114091200,0ptp4l0-21swapper/222:18:282
114091200,0ptp4l0-21swapper/221:11:232
114091200,0ptp4l0-21swapper/220:31:392
114091200,0ptp4l0-21swapper/219:51:292
114091200,0ptp4l0-21swapper/219:26:502
114091200,0ptp4l0-21swapper/200:34:552
114091200,0ptp4l0-21swapper/120:41:461
114091200,0ptp4l0-21swapper/022:35:040
114091200,0ptp4l0-21swapper/022:08:370
60702190,1sleep773-21ksoftirqd/700:10:147
114091190,0ptp4l0-21swapper/623:46:066
114091190,0ptp4l0-21swapper/622:40:046
114091190,0ptp4l0-21swapper/519:17:005
114091190,0ptp4l0-21swapper/422:08:384
114091190,0ptp4l0-21swapper/422:02:224
114091190,0ptp4l0-21swapper/421:09:284
114091190,0ptp4l0-21swapper/220:01:192
114091190,0ptp4l0-21swapper/121:08:211
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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