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2026-03-10 - 14:38

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 Mar 10, 2026 00:46:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111391620,5ptp4l0-21swapper/119:06:331
111391620,31ptp4l0-21swapper/019:07:270
1881916050,6phc2sys0-21swapper/219:05:432
111391600,5ptp4l0-21swapper/519:06:355
216182570,0sleep40-21swapper/421:42:014
87132560,0sleep00-21swapper/019:15:000
111391560,5ptp4l0-21swapper/419:06:264
576825432,7sleep60-21swapper/619:06:506
451025231,6sleep70-21swapper/719:05:147
569724736,7sleep30-21swapper/319:05:593
111391350,4ptp4l0-21swapper/400:25:184
111391340,0ptp4l0-21swapper/421:15:234
111391330,0ptp4l0-21swapper/022:31:050
111391320,0ptp4l0-21swapper/400:06:234
111391320,0ptp4l0-21swapper/021:28:050
111391310,2ptp4l0-21swapper/123:54:491
111391310,0ptp4l0-21swapper/723:25:207
111391310,0ptp4l0-21swapper/523:34:375
111391310,0ptp4l0-21swapper/500:05:165
111391310,0ptp4l0-21swapper/500:01:005
111391310,0ptp4l0-21swapper/421:52:184
111391310,0ptp4l0-21swapper/400:01:154
111391300,1ptp4l6264-21cyclictest23:43:251
111391300,0ptp4l0-21swapper/519:40:145
111391300,0ptp4l0-21swapper/422:55:204
111391300,0ptp4l0-21swapper/422:41:534
111391300,0ptp4l0-21swapper/422:39:594
111391300,0ptp4l0-21swapper/422:27:014
111391300,0ptp4l0-21swapper/421:20:184
111391300,0ptp4l0-21swapper/400:15:034
111391290,0ptp4l0-21swapper/723:41:027
111391290,0ptp4l0-21swapper/423:29:124
111391290,0ptp4l0-21swapper/421:45:354
111391290,0ptp4l0-21swapper/400:38:344
111391290,0ptp4l0-21swapper/123:21:101
111391290,0ptp4l0-21swapper/100:28:311
111391290,0ptp4l0-21swapper/000:32:240
111391280,4ptp4l0-21swapper/722:45:557
111391280,0ptp4l0-21swapper/522:13:205
111391280,0ptp4l0-21swapper/423:46:354
111391280,0ptp4l0-21swapper/423:42:034
111391280,0ptp4l0-21swapper/423:15:044
111391280,0ptp4l0-21swapper/422:23:524
111391280,0ptp4l0-21swapper/422:12:504
111391280,0ptp4l0-21swapper/400:21:234
111391280,0ptp4l0-21swapper/123:33:501
111391280,0ptp4l0-21swapper/122:13:321
111391280,0ptp4l0-21swapper/023:54:150
111391280,0ptp4l0-21swapper/022:48:320
111391280,0ptp4l0-21swapper/022:09:380
111391280,0ptp4l0-21swapper/000:06:120
111391270,0ptp4l0-21swapper/523:21:335
111391270,0ptp4l0-21swapper/523:07:045
111391270,0ptp4l0-21swapper/522:08:405
111391270,0ptp4l0-21swapper/521:30:405
111391270,0ptp4l0-21swapper/423:56:534
111391270,0ptp4l0-21swapper/423:08:074
111391270,0ptp4l0-21swapper/422:47:274
111391270,0ptp4l0-21swapper/421:28:114
111391270,0ptp4l0-21swapper/419:15:204
111391270,0ptp4l0-21swapper/400:30:524
111391270,0ptp4l0-21swapper/322:44:393
111391270,0ptp4l0-21swapper/123:00:261
111391270,0ptp4l0-21swapper/123:00:261
111391270,0ptp4l0-21swapper/121:00:131
111391270,0ptp4l0-21swapper/022:01:400
111391270,0ptp4l0-21swapper/021:38:590
111391270,0ptp4l0-21swapper/021:16:460
111391270,0ptp4l0-21swapper/021:12:340
111391270,0ptp4l0-21swapper/000:24:140
111391270,0ptp4l0-21swapper/000:18:070
111391260,0ptp4l0-21swapper/700:11:397
111391260,0ptp4l0-21swapper/521:00:105
111391260,0ptp4l0-21swapper/520:20:155
111391260,0ptp4l0-21swapper/423:36:574
111391260,0ptp4l0-21swapper/323:40:153
111391260,0ptp4l0-21swapper/122:17:091
111391260,0ptp4l0-21swapper/122:05:231
111391260,0ptp4l0-21swapper/121:50:401
111391260,0ptp4l0-21swapper/120:31:581
111391260,0ptp4l0-21swapper/120:29:301
111391260,0ptp4l0-21swapper/120:29:291
111391260,0ptp4l0-21swapper/022:18:490
111391260,0ptp4l0-21swapper/000:35:230
6305992518,3cyclictest481ktimersoftd/420:49:134
111391250,1ptp4l6981-21sh23:35:180
111391250,0ptp4l0-21swapper/722:40:397
111391250,0ptp4l0-21swapper/523:53:045
111391250,0ptp4l0-21swapper/521:55:225
111391250,0ptp4l0-21swapper/423:50:114
111391250,0ptp4l0-21swapper/423:00:084
111391250,0ptp4l0-21swapper/423:00:074
111391250,0ptp4l0-21swapper/422:33:254
111391250,0ptp4l0-21swapper/421:38:014
111391250,0ptp4l0-21swapper/421:30:144
111391250,0ptp4l0-21swapper/421:10:144
111391250,0ptp4l0-21swapper/420:25:384
111391250,0ptp4l0-21swapper/420:25:384
111391250,0ptp4l0-21swapper/419:44:224
111391250,0ptp4l0-21swapper/419:20:434
111391250,0ptp4l0-21swapper/122:59:131
111391250,0ptp4l0-21swapper/120:42:241
111391250,0ptp4l0-21swapper/120:35:171
111391250,0ptp4l0-21swapper/023:45:090
111391250,0ptp4l0-21swapper/023:42:330
111391250,0ptp4l0-21swapper/023:25:030
111391250,0ptp4l0-21swapper/023:12:510
111391250,0ptp4l0-21swapper/022:14:090
111391250,0ptp4l0-21swapper/021:45:210
111391250,0ptp4l0-21swapper/021:40:260
111391250,0ptp4l0-21swapper/020:45:140
111391250,0ptp4l0-21swapper/020:25:000
111391240,2ptp4l0-21swapper/720:16:277
111391240,1ptp4l12037-21irqrtprio20:30:155
111391240,1ptp4l10236-21smart_sda20:25:200
111391240,1ptp4l10236-21smart_sda20:25:200
111391240,0ptp4l0-21swapper/522:17:285
111391240,0ptp4l0-21swapper/521:50:165
111391240,0ptp4l0-21swapper/520:00:115
111391240,0ptp4l0-21swapper/500:39:095
111391240,0ptp4l0-21swapper/423:32:244
111391240,0ptp4l0-21swapper/422:50:164
111391240,0ptp4l0-21swapper/420:55:194
111391240,0ptp4l0-21swapper/419:55:164
111391240,0ptp4l0-21swapper/400:10:054
111391240,0ptp4l0-21swapper/223:30:182
111391240,0ptp4l0-21swapper/120:00:121
111391240,0ptp4l0-21swapper/023:18:030
111391240,0ptp4l0-21swapper/023:04:030
111391240,0ptp4l0-21swapper/023:04:030
111391240,0ptp4l0-21swapper/022:28:490
111391240,0ptp4l0-21swapper/021:55:110
111391240,0ptp4l0-21swapper/021:20:140
111391240,0ptp4l0-21swapper/020:20:010
111391240,0ptp4l0-21swapper/019:50:140
111391240,0ptp4l0-21swapper/019:40:220
111391240,0ptp4l0-21swapper/019:20:180
111391240,0ptp4l0-21swapper/019:17:570
111391230,3ptp4l121rcu_preempt21:41:007
111391230,1ptp4l18746-21ssh23:08:010
111391230,0ptp4l26636-21cat21:50:005
111391230,0ptp4l0-21swapper/721:47:497
111391230,0ptp4l0-21swapper/719:25:137
111391230,0ptp4l0-21swapper/522:45:165
111391230,0ptp4l0-21swapper/522:30:165
111391230,0ptp4l0-21swapper/522:30:005
111391230,0ptp4l0-21swapper/520:50:135
111391230,0ptp4l0-21swapper/520:40:165
111391230,0ptp4l0-21swapper/423:10:154
111391230,0ptp4l0-21swapper/420:37:194
111391230,0ptp4l0-21swapper/419:45:134
111391230,0ptp4l0-21swapper/419:32:504
111391230,0ptp4l0-21swapper/419:26:014
111391230,0ptp4l0-21swapper/419:15:004
111391230,0ptp4l0-21swapper/321:48:393
111391230,0ptp4l0-21swapper/320:15:153
111391230,0ptp4l0-21swapper/319:25:123
111391230,0ptp4l0-21swapper/123:39:161
111391230,0ptp4l0-21swapper/123:05:161
111391230,0ptp4l0-21swapper/122:49:441
111391230,0ptp4l0-21swapper/122:30:111
111391230,0ptp4l0-21swapper/122:25:391
111391230,0ptp4l0-21swapper/122:20:171
111391230,0ptp4l0-21swapper/121:55:111
111391230,0ptp4l0-21swapper/121:00:011
111391230,0ptp4l0-21swapper/023:57:320
111391230,0ptp4l0-21swapper/022:55:140
111391230,0ptp4l0-21swapper/022:54:100
111391230,0ptp4l0-21swapper/022:36:260
111391230,0ptp4l0-21swapper/022:23:320
111391230,0ptp4l0-21swapper/021:30:180
111391230,0ptp4l0-21swapper/021:00:110
111391230,0ptp4l0-21swapper/020:40:200
111391230,0ptp4l0-21swapper/020:30:190
111391230,0ptp4l0-21swapper/020:10:160
111391230,0ptp4l0-21swapper/020:00:540
111391230,0ptp4l0-21swapper/019:30:190
111391230,0ptp4l0-21swapper/019:26:160
111391230,0ptp4l0-21swapper/000:25:130
111391220,0ptp4l0-21swapper/723:16:587
111391220,0ptp4l0-21swapper/722:38:417
111391220,0ptp4l0-21swapper/722:10:457
111391220,0ptp4l0-21swapper/700:16:417
111391220,0ptp4l0-21swapper/623:04:556
111391220,0ptp4l0-21swapper/623:04:556
111391220,0ptp4l0-21swapper/622:50:306
111391220,0ptp4l0-21swapper/600:10:146
111391220,0ptp4l0-21swapper/523:55:125
111391220,0ptp4l0-21swapper/523:44:455
111391220,0ptp4l0-21swapper/523:39:185
111391220,0ptp4l0-21swapper/523:13:355
111391220,0ptp4l0-21swapper/522:58:415
111391220,0ptp4l0-21swapper/522:36:415
111391220,0ptp4l0-21swapper/522:00:555
111391220,0ptp4l0-21swapper/521:35:155
111391220,0ptp4l0-21swapper/521:23:295
111391220,0ptp4l0-21swapper/521:05:205
111391220,0ptp4l0-21swapper/520:35:125
111391220,0ptp4l0-21swapper/520:25:215
111391220,0ptp4l0-21swapper/520:25:215
111391220,0ptp4l0-21swapper/519:45:015
111391220,0ptp4l0-21swapper/519:35:195
111391220,0ptp4l0-21swapper/500:12:475
111391220,0ptp4l0-21swapper/423:20:054
111391220,0ptp4l0-21swapper/422:15:004
111391220,0ptp4l0-21swapper/422:05:154
111391220,0ptp4l0-21swapper/422:00:174
111391220,0ptp4l0-21swapper/421:57:404
111391220,0ptp4l0-21swapper/420:40:204
111391220,0ptp4l0-21swapper/420:20:134
111391220,0ptp4l0-21swapper/420:10:004
111391220,0ptp4l0-21swapper/420:05:064
111391220,0ptp4l0-21swapper/420:03:104
111391220,0ptp4l0-21swapper/419:50:164
111391220,0ptp4l0-21swapper/419:38:544
111391220,0ptp4l0-21swapper/323:25:193
111391220,0ptp4l0-21swapper/322:45:213
111391220,0ptp4l0-21swapper/322:38:213
111391220,0ptp4l0-21swapper/322:10:393
111391220,0ptp4l0-21swapper/321:51:043
111391220,0ptp4l0-21swapper/321:41:293
111391220,0ptp4l0-21swapper/222:50:222
111391220,0ptp4l0-21swapper/200:10:202
111391220,0ptp4l0-21swapper/123:55:141
111391220,0ptp4l0-21swapper/123:19:581
111391220,0ptp4l0-21swapper/123:12:051
111391220,0ptp4l0-21swapper/122:36:151
111391220,0ptp4l0-21swapper/122:01:231
111391220,0ptp4l0-21swapper/121:49:561
111391220,0ptp4l0-21swapper/121:37:051
111391220,0ptp4l0-21swapper/121:30:311
111391220,0ptp4l0-21swapper/121:22:361
111391220,0ptp4l0-21swapper/121:18:051
111391220,0ptp4l0-21swapper/121:05:181
111391220,0ptp4l0-21swapper/120:45:211
111391220,0ptp4l0-21swapper/120:20:161
111391220,0ptp4l0-21swapper/119:50:211
111391220,0ptp4l0-21swapper/119:40:131
111391220,0ptp4l0-21swapper/119:35:161
111391220,0ptp4l0-21swapper/119:15:131
111391220,0ptp4l0-21swapper/100:31:421
111391220,0ptp4l0-21swapper/100:18:171
111391220,0ptp4l0-21swapper/100:12:341
111391220,0ptp4l0-21swapper/100:05:131
111391220,0ptp4l0-21swapper/023:30:120
111391220,0ptp4l0-21swapper/022:40:140
111391220,0ptp4l0-21swapper/021:51:210
111391220,0ptp4l0-21swapper/020:55:120
111391220,0ptp4l0-21swapper/020:50:160
111391220,0ptp4l0-21swapper/020:08:040
111391220,0ptp4l0-21swapper/019:55:150
111391220,0ptp4l0-21swapper/019:45:120
111391220,0ptp4l0-21swapper/000:11:180
111391220,0ptp4l0-21swapper/000:00:120
111391210,1ptp4l17880-21sh22:20:432
111391210,0ptp4l0-21swapper/722:57:457
111391210,0ptp4l0-21swapper/722:04:157
111391210,0ptp4l0-21swapper/721:51:077
111391210,0ptp4l0-21swapper/623:16:496
111391210,0ptp4l0-21swapper/523:00:305
111391210,0ptp4l0-21swapper/523:00:305
111391210,0ptp4l0-21swapper/522:53:475
111391210,0ptp4l0-21swapper/521:27:485
111391210,0ptp4l0-21swapper/519:19:305
111391210,0ptp4l0-21swapper/500:33:215
111391210,0ptp4l0-21swapper/322:58:283
111391210,0ptp4l0-21swapper/322:04:103
111391210,0ptp4l0-21swapper/300:16:333
111391210,0ptp4l0-21swapper/300:11:293
111391210,0ptp4l0-21swapper/223:51:182
111391210,0ptp4l0-21swapper/223:41:302
111391210,0ptp4l0-21swapper/223:16:472
111391210,0ptp4l0-21swapper/223:14:042
111391210,0ptp4l0-21swapper/223:04:512
111391210,0ptp4l0-21swapper/223:04:512
111391210,0ptp4l0-21swapper/122:53:151
111391210,0ptp4l0-21swapper/121:29:131
111391210,0ptp4l0-21swapper/120:50:141
111391210,0ptp4l0-21swapper/120:05:011
111391210,0ptp4l0-21swapper/100:38:571
111391210,0ptp4l0-21swapper/100:00:301
111391210,0ptp4l0-21swapper/023:21:570
111391210,0ptp4l0-21swapper/020:35:210
111391210,0ptp4l0-21swapper/019:39:300
111391200,0ptp4l0-21swapper/721:59:107
111391200,0ptp4l0-21swapper/720:14:287
111391200,0ptp4l0-21swapper/719:57:137
111391200,0ptp4l0-21swapper/719:22:137
111391200,0ptp4l0-21swapper/623:58:566
111391200,0ptp4l0-21swapper/523:45:325
111391200,0ptp4l0-21swapper/522:41:005
111391200,0ptp4l0-21swapper/520:45:285
111391200,0ptp4l0-21swapper/500:25:365
111391200,0ptp4l0-21swapper/420:54:554
111391200,0ptp4l0-21swapper/420:18:174
111391200,0ptp4l0-21swapper/319:23:133
111391200,0ptp4l0-21swapper/223:38:152
111391200,0ptp4l0-21swapper/221:41:582
111391200,0ptp4l0-21swapper/200:28:182
111391200,0ptp4l0-21swapper/119:59:351
111391200,0ptp4l0-21swapper/119:29:121
111391190,0ptp4l0-21swapper/700:26:287
111391190,0ptp4l0-21swapper/623:38:156
111391190,0ptp4l0-21swapper/622:37:146
111391190,0ptp4l0-21swapper/622:20:386
111391190,0ptp4l0-21swapper/600:28:186
111391190,0ptp4l0-21swapper/520:59:555
111391190,0ptp4l0-21swapper/421:08:294
111391190,0ptp4l0-21swapper/420:30:284
111391190,0ptp4l0-21swapper/300:26:253
111391190,0ptp4l0-21swapper/200:34:162
111391190,0ptp4l0-21swapper/123:49:561
111391190,0ptp4l0-21swapper/122:40:521
111391190,0ptp4l0-21swapper/121:40:031
111391190,0ptp4l0-21swapper/021:08:440
111391180,0ptp4l0-21swapper/700:38:227
111391180,0ptp4l0-21swapper/623:51:136
111391180,0ptp4l0-21swapper/600:17:586
111391180,0ptp4l0-21swapper/523:19:575
111391180,0ptp4l0-21swapper/522:20:175
111391180,0ptp4l0-21swapper/521:40:045
111391180,0ptp4l0-21swapper/521:18:025
111391180,0ptp4l0-21swapper/500:20:375
111391180,0ptp4l0-21swapper/323:16:563
111391180,0ptp4l0-21swapper/300:38:223
111391180,0ptp4l0-21swapper/221:46:482
111391180,0ptp4l0-21swapper/119:46:241
228842170,0sleep60-21swapper/621:45:006
122712170,0sleep30-21swapper/320:30:163
111391170,0ptp4l73-21ksoftirqd/719:49:567
111391170,0ptp4l0-21swapper/622:26:486
111391170,0ptp4l0-21swapper/620:12:146
111391170,0ptp4l0-21swapper/500:18:225
111391170,0ptp4l0-21swapper/321:59:113
111391170,0ptp4l0-21swapper/300:08:573
111391170,0ptp4l0-21swapper/223:48:552
111391170,0ptp4l0-21swapper/222:49:212
111391170,0ptp4l0-21swapper/222:37:142
111391170,0ptp4l0-21swapper/221:24:172
111391160,0ptp4l0-21swapper/700:08:597
111391160,0ptp4l0-21swapper/619:16:036
111391160,0ptp4l0-21swapper/619:11:236
111391160,0ptp4l0-21swapper/520:11:145
111391160,0ptp4l0-21swapper/519:50:225
111391160,0ptp4l0-21swapper/319:58:343
111391160,0ptp4l0-21swapper/223:58:562
111391160,0ptp4l0-21swapper/222:26:482
111391160,0ptp4l0-21swapper/220:11:582
111391160,0ptp4l0-21swapper/219:11:242
111391160,0ptp4l0-21swapper/119:33:381
111391160,0ptp4l0-21swapper/119:20:441
111391160,0ptp4l0-21swapper/100:20:351
111391150,0ptp4l0-21swapper/720:24:337
111391150,0ptp4l0-21swapper/720:06:587
111391150,0ptp4l0-21swapper/623:48:576
111391150,0ptp4l0-21swapper/623:41:326
111391150,0ptp4l0-21swapper/623:30:186
111391150,0ptp4l0-21swapper/621:46:446
111391150,0ptp4l0-21swapper/620:40:286
111391150,0ptp4l0-21swapper/620:34:066
111391150,0ptp4l0-21swapper/620:18:256
111391150,0ptp4l0-21swapper/620:07:286
111391150,0ptp4l0-21swapper/619:36:066
111391150,0ptp4l0-21swapper/619:32:476
111391150,0ptp4l0-21swapper/520:05:265
111391150,0ptp4l0-21swapper/519:59:185
111391150,0ptp4l0-21swapper/519:33:405
111391150,0ptp4l0-21swapper/519:28:325
111391150,0ptp4l0-21swapper/519:20:445
111391150,0ptp4l0-21swapper/519:12:405
111391150,0ptp4l0-21swapper/421:00:474
111391150,0ptp4l0-21swapper/320:24:433
111391150,0ptp4l0-21swapper/320:14:443
111391150,0ptp4l0-21swapper/320:07:083
111391150,0ptp4l0-21swapper/319:47:383
111391150,0ptp4l0-21swapper/220:43:422
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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