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2026-08-28 - 12:43

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 Fri Aug 28, 2026 00:46:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
237182640,0sleep4471rcuc/421:40:154
111391630,5ptp4l0-21swapper/019:05:480
1032326333,6sleep70-21swapper/719:09:147
231922600,0sleep70-21swapper/720:45:167
226702600,0sleep30-21swapper/320:45:123
49092580,0sleep3391rcuc/323:34:053
111391580,5ptp4l0-21swapper/419:09:164
959925332,16sleep30-21swapper/319:05:493
111391530,9ptp4l0-21swapper/119:05:491
1013425342,7sleep20-21swapper/219:06:442
111391480,2ptp4l0-21swapper/519:05:505
1029524837,6sleep60-21swapper/619:08:486
111391340,0ptp4l0-21swapper/023:50:210
111391330,1ptp4l14669-21hddtemp_smartct00:35:141
111391320,0ptp4l0-21swapper/421:55:134
111391320,0ptp4l0-21swapper/023:15:140
111391310,0ptp4l0-21swapper/122:50:001
111391310,0ptp4l0-21swapper/100:21:031
111391310,0ptp4l0-21swapper/021:45:170
111391300,0ptp4l0-21swapper/422:11:164
111391300,0ptp4l0-21swapper/420:50:124
111391300,0ptp4l0-21swapper/419:50:114
111391290,4ptp4l0-21swapper/423:56:384
111391290,4ptp4l0-21swapper/423:56:384
111391290,0ptp4l0-21swapper/523:23:475
111391290,0ptp4l0-21swapper/423:01:534
111391290,0ptp4l0-21swapper/422:15:164
111391290,0ptp4l0-21swapper/100:29:551
111391290,0ptp4l0-21swapper/023:46:460
111391290,0ptp4l0-21swapper/023:40:160
111391290,0ptp4l0-21swapper/021:15:110
111391290,0ptp4l0-21swapper/000:16:120
111391280,0ptp4l0-21swapper/723:48:427
111391280,0ptp4l0-21swapper/500:36:315
111391280,0ptp4l0-21swapper/423:14:224
111391280,0ptp4l0-21swapper/422:09:154
111391280,0ptp4l0-21swapper/419:43:134
111391280,0ptp4l0-21swapper/400:29:494
111391280,0ptp4l0-21swapper/400:23:294
111391280,0ptp4l0-21swapper/023:14:240
111391280,0ptp4l0-21swapper/022:31:420
111391280,0ptp4l0-21swapper/021:31:030
111391280,0ptp4l0-21swapper/000:24:540
111391270,3ptp4l0-21swapper/022:35:020
111391270,1ptp4l20697-21smart_sda21:35:200
111391270,0ptp4l13374-21ssh00:33:050
111391270,0ptp4l0-21swapper/500:10:435
111391270,0ptp4l0-21swapper/422:52:134
111391270,0ptp4l0-21swapper/422:47:574
111391270,0ptp4l0-21swapper/400:33:344
111391270,0ptp4l0-21swapper/122:18:001
111391270,0ptp4l0-21swapper/121:42:071
111391270,0ptp4l0-21swapper/023:23:050
111391270,0ptp4l0-21swapper/021:43:430
111391270,0ptp4l0-21swapper/020:00:120
111391270,0ptp4l0-21swapper/000:29:300
111391260,0ptp4l0-21swapper/523:35:235
111391260,0ptp4l0-21swapper/500:21:055
111391260,0ptp4l0-21swapper/423:45:094
111391260,0ptp4l0-21swapper/423:30:164
111391260,0ptp4l0-21swapper/423:20:084
111391260,0ptp4l0-21swapper/421:36:174
111391260,0ptp4l0-21swapper/421:33:584
111391260,0ptp4l0-21swapper/421:27:304
111391260,0ptp4l0-21swapper/421:24:194
111391260,0ptp4l0-21swapper/421:24:184
111391260,0ptp4l0-21swapper/400:16:044
111391260,0ptp4l0-21swapper/121:16:341
111391260,0ptp4l0-21swapper/023:39:420
111391260,0ptp4l0-21swapper/022:57:070
111391260,0ptp4l0-21swapper/021:52:310
111391260,0ptp4l0-21swapper/021:27:240
111391260,0ptp4l0-21swapper/000:04:510
111391260,0ptp4l0-21swapper/000:04:500
111391250,1ptp4l22605-21irqstats22:25:191
111391250,0ptp4l0-21swapper/523:40:105
111391250,0ptp4l0-21swapper/522:30:125
111391250,0ptp4l0-21swapper/521:55:385
111391250,0ptp4l0-21swapper/520:30:005
111391250,0ptp4l0-21swapper/519:35:205
111391250,0ptp4l0-21swapper/500:18:345
111391250,0ptp4l0-21swapper/423:53:144
111391250,0ptp4l0-21swapper/422:40:124
111391250,0ptp4l0-21swapper/422:26:154
111391250,0ptp4l0-21swapper/421:48:334
111391250,0ptp4l0-21swapper/421:14:584
111391250,0ptp4l0-21swapper/420:10:114
111391250,0ptp4l0-21swapper/400:35:214
111391250,0ptp4l0-21swapper/400:06:234
111391250,0ptp4l0-21swapper/400:02:024
111391250,0ptp4l0-21swapper/400:02:014
111391250,0ptp4l0-21swapper/122:12:571
111391250,0ptp4l0-21swapper/023:00:520
111391250,0ptp4l0-21swapper/021:24:450
111391250,0ptp4l0-21swapper/021:24:440
111391250,0ptp4l0-21swapper/019:25:140
111391250,0ptp4l0-21swapper/000:36:110
111391240,1ptp4l9200-21fw_forwarded_lo20:15:135
111391240,1ptp4l30082-21hddtemp_smartct19:50:110
111391240,1ptp4l29965-21/usr/sbin/munin00:10:121
111391240,1ptp4l21350-21cut20:40:181
111391240,1ptp4l2081-21df21:10:121
111391240,1ptp4l18724-21irqstats20:35:160
111391240,1ptp4l11943-21ps00:30:165
111391240,1ptp4l10217-21smartctl21:20:201
111391240,1ptp4l10217-21smartctl21:20:191
111391240,0ptp4l1383-21diskmemload23:42:154
111391240,0ptp4l0-21swapper/621:15:166
111391240,0ptp4l0-21swapper/522:00:125
111391240,0ptp4l0-21swapper/521:44:395
111391240,0ptp4l0-21swapper/520:45:125
111391240,0ptp4l0-21swapper/500:09:275
111391240,0ptp4l0-21swapper/423:15:174
111391240,0ptp4l0-21swapper/422:30:574
111391240,0ptp4l0-21swapper/422:22:094
111391240,0ptp4l0-21swapper/421:50:464
111391240,0ptp4l0-21swapper/300:19:453
111391240,0ptp4l0-21swapper/120:21:251
111391240,0ptp4l0-21swapper/100:30:181
111391240,0ptp4l0-21swapper/023:32:010
111391240,0ptp4l0-21swapper/022:48:200
111391240,0ptp4l0-21swapper/022:26:130
111391240,0ptp4l0-21swapper/022:09:290
111391240,0ptp4l0-21swapper/021:55:140
111391240,0ptp4l0-21swapper/000:12:560
111391230,1ptp4l31506-21if_virbr0-nic23:25:150
111391230,1ptp4l27516-21df_inode20:55:115
111391230,1ptp4l2556-21irqrtprio20:00:156
111391230,1ptp4l16057-21df20:30:121
111391230,1ptp4l1068-21runrttasks20:25:174
111391230,0ptp4l0-21swapper/523:27:085
111391230,0ptp4l0-21swapper/523:10:505
111391230,0ptp4l0-21swapper/522:58:375
111391230,0ptp4l0-21swapper/522:50:005
111391230,0ptp4l0-21swapper/522:10:175
111391230,0ptp4l0-21swapper/521:20:175
111391230,0ptp4l0-21swapper/521:20:165
111391230,0ptp4l0-21swapper/521:05:155
111391230,0ptp4l0-21swapper/521:00:115
111391230,0ptp4l0-21swapper/520:50:205
111391230,0ptp4l0-21swapper/520:40:135
111391230,0ptp4l0-21swapper/520:22:085
111391230,0ptp4l0-21swapper/520:05:235
111391230,0ptp4l0-21swapper/500:29:555
111391230,0ptp4l0-21swapper/423:37:094
111391230,0ptp4l0-21swapper/423:05:194
111391230,0ptp4l0-21swapper/422:55:194
111391230,0ptp4l0-21swapper/422:35:174
111391230,0ptp4l0-21swapper/419:34:284
111391230,0ptp4l0-21swapper/419:15:144
111391230,0ptp4l0-21swapper/323:25:203
111391230,0ptp4l0-21swapper/221:15:122
111391230,0ptp4l0-21swapper/122:20:131
111391230,0ptp4l0-21swapper/121:35:121
111391230,0ptp4l0-21swapper/121:05:171
111391230,0ptp4l0-21swapper/120:50:181
111391230,0ptp4l0-21swapper/120:15:141
111391230,0ptp4l0-21swapper/119:30:151
111391230,0ptp4l0-21swapper/119:20:101
111391230,0ptp4l0-21swapper/023:58:030
111391230,0ptp4l0-21swapper/023:58:020
111391230,0ptp4l0-21swapper/023:05:160
111391230,0ptp4l0-21swapper/022:40:200
111391230,0ptp4l0-21swapper/022:22:270
111391230,0ptp4l0-21swapper/022:15:160
111391230,0ptp4l0-21swapper/021:10:170
111391230,0ptp4l0-21swapper/020:25:140
111391230,0ptp4l0-21swapper/019:40:200
111391230,0ptp4l0-21swapper/019:35:150
111391230,0ptp4l0-21swapper/000:05:240
111391220,0ptp4l6915-21hddtemp_smartct20:10:120
111391220,0ptp4l57-21ksoftirqd/521:16:395
111391220,0ptp4l0-21swapper/623:33:456
111391220,0ptp4l0-21swapper/619:55:156
111391220,0ptp4l0-21swapper/523:55:155
111391220,0ptp4l0-21swapper/523:55:145
111391220,0ptp4l0-21swapper/523:32:505
111391220,0ptp4l0-21swapper/523:06:145
111391220,0ptp4l0-21swapper/522:25:195
111391220,0ptp4l0-21swapper/522:20:155
111391220,0ptp4l0-21swapper/522:18:245
111391220,0ptp4l0-21swapper/521:38:345
111391220,0ptp4l0-21swapper/521:30:045
111391220,0ptp4l0-21swapper/521:10:125
111391220,0ptp4l0-21swapper/519:19:395
111391220,0ptp4l0-21swapper/423:25:164
111391220,0ptp4l0-21swapper/422:03:574
111391220,0ptp4l0-21swapper/421:15:234
111391220,0ptp4l0-21swapper/420:36:414
111391220,0ptp4l0-21swapper/420:00:114
111391220,0ptp4l0-21swapper/419:55:114
111391220,0ptp4l0-21swapper/419:45:114
111391220,0ptp4l0-21swapper/419:25:144
111391220,0ptp4l0-21swapper/419:24:124
111391220,0ptp4l0-21swapper/419:10:134
111391220,0ptp4l0-21swapper/400:12:144
111391220,0ptp4l0-21swapper/222:37:492
111391220,0ptp4l0-21swapper/123:55:211
111391220,0ptp4l0-21swapper/123:55:201
111391220,0ptp4l0-21swapper/123:43:231
111391220,0ptp4l0-21swapper/123:35:151
111391220,0ptp4l0-21swapper/123:29:131
111391220,0ptp4l0-21swapper/123:11:231
111391220,0ptp4l0-21swapper/123:06:101
111391220,0ptp4l0-21swapper/123:01:191
111391220,0ptp4l0-21swapper/122:58:131
111391220,0ptp4l0-21swapper/122:50:191
111391220,0ptp4l0-21swapper/122:00:141
111391220,0ptp4l0-21swapper/121:45:141
111391220,0ptp4l0-21swapper/121:34:381
111391220,0ptp4l0-21swapper/121:00:141
111391220,0ptp4l0-21swapper/120:55:161
111391220,0ptp4l0-21swapper/120:45:141
111391220,0ptp4l0-21swapper/120:05:141
111391220,0ptp4l0-21swapper/119:51:411
111391220,0ptp4l0-21swapper/119:40:131
111391220,0ptp4l0-21swapper/119:15:181
111391220,0ptp4l0-21swapper/100:15:121
111391220,0ptp4l0-21swapper/100:08:411
111391220,0ptp4l0-21swapper/100:03:061
111391220,0ptp4l0-21swapper/100:03:061
111391220,0ptp4l0-21swapper/022:51:060
111391220,0ptp4l0-21swapper/022:12:340
111391220,0ptp4l0-21swapper/022:04:260
111391220,0ptp4l0-21swapper/020:50:100
111391220,0ptp4l0-21swapper/020:05:130
111391220,0ptp4l0-21swapper/019:55:120
111391220,0ptp4l0-21swapper/019:45:150
111391220,0ptp4l0-21swapper/019:25:000
111391220,0ptp4l0-21swapper/019:15:150
111391210,2ptp4l0-21swapper/419:38:014
111391210,0ptp4l0-21swapper/723:25:197
111391210,0ptp4l0-21swapper/700:19:307
111391210,0ptp4l0-21swapper/622:37:536
111391210,0ptp4l0-21swapper/621:27:466
111391210,0ptp4l0-21swapper/523:03:595
111391210,0ptp4l0-21swapper/522:50:185
111391210,0ptp4l0-21swapper/522:36:285
111391210,0ptp4l0-21swapper/519:30:145
111391210,0ptp4l0-21swapper/519:10:385
111391210,0ptp4l0-21swapper/421:07:484
111391210,0ptp4l0-21swapper/420:47:154
111391210,0ptp4l0-21swapper/420:24:144
111391210,0ptp4l0-21swapper/420:15:424
111391210,0ptp4l0-21swapper/420:05:014
111391210,0ptp4l0-21swapper/323:55:583
111391210,0ptp4l0-21swapper/323:55:573
111391210,0ptp4l0-21swapper/223:48:352
111391210,0ptp4l0-21swapper/223:33:482
111391210,0ptp4l0-21swapper/221:27:402
111391210,0ptp4l0-21swapper/220:00:172
111391210,0ptp4l0-21swapper/219:55:152
111391210,0ptp4l0-21swapper/219:40:202
111391210,0ptp4l0-21swapper/123:53:531
111391210,0ptp4l0-21swapper/123:32:421
111391210,0ptp4l0-21swapper/123:23:551
111391210,0ptp4l0-21swapper/123:18:071
111391210,0ptp4l0-21swapper/122:41:141
111391210,0ptp4l0-21swapper/122:39:221
111391210,0ptp4l0-21swapper/122:30:141
111391210,0ptp4l0-21swapper/122:06:521
111391210,0ptp4l0-21swapper/121:57:111
111391210,0ptp4l0-21swapper/119:35:181
111391210,0ptp4l0-21swapper/020:47:200
111391210,0ptp4l0-21swapper/020:23:310
111391210,0ptp4l0-21swapper/019:10:110
111391200,3ptp4l641ktimersoftd/621:41:336
111391200,1ptp4l32422-21ssh21:52:551
111391200,0ptp4l0-21swapper/523:53:495
111391200,0ptp4l0-21swapper/523:49:455
111391200,0ptp4l0-21swapper/522:44:115
111391200,0ptp4l0-21swapper/522:07:405
111391200,0ptp4l0-21swapper/521:52:575
111391200,0ptp4l0-21swapper/520:30:145
111391200,0ptp4l0-21swapper/520:13:135
111391200,0ptp4l0-21swapper/519:50:215
111391200,0ptp4l0-21swapper/519:49:215
111391200,0ptp4l0-21swapper/519:40:445
111391200,0ptp4l0-21swapper/519:20:125
111391200,0ptp4l0-21swapper/500:03:105
111391200,0ptp4l0-21swapper/500:03:095
111391200,0ptp4l0-21swapper/420:56:244
111391200,0ptp4l0-21swapper/123:49:441
111391200,0ptp4l0-21swapper/119:56:211
111391200,0ptp4l0-21swapper/021:09:550
111391200,0ptp4l0-21swapper/020:41:400
111391190,0ptp4l0-21swapper/721:25:597
111391190,0ptp4l0-21swapper/523:18:065
111391190,0ptp4l0-21swapper/521:45:135
111391190,0ptp4l0-21swapper/223:54:202
111391190,0ptp4l0-21swapper/219:28:132
111391190,0ptp4l0-21swapper/120:11:581
111391190,0ptp4l0-21swapper/020:19:550
217502180,0sleep60-21swapper/619:30:276
111391180,0ptp4l0-21swapper/622:05:116
111391180,0ptp4l0-21swapper/620:51:266
127792170,0sleep30-21swapper/300:31:183
10693991715,1cyclictest1616-21turbostat19:59:597
111391160,0ptp4l0-21swapper/723:55:597
111391160,0ptp4l0-21swapper/723:55:587
111391160,0ptp4l0-21swapper/619:39:366
111391160,0ptp4l0-21swapper/619:28:016
111391160,0ptp4l0-21swapper/619:10:226
111391160,0ptp4l0-21swapper/519:28:225
111391160,0ptp4l0-21swapper/420:43:534
111391160,0ptp4l0-21swapper/321:25:583
111391160,0ptp4l0-21swapper/221:41:372
111391160,0ptp4l0-21swapper/219:54:542
111391160,0ptp4l0-21swapper/121:28:181
111391160,0ptp4l0-21swapper/120:36:511
111391160,0ptp4l0-21swapper/120:29:251
111391160,0ptp4l0-21swapper/120:00:021
111391160,0ptp4l0-21swapper/119:49:021
111391160,0ptp4l0-21swapper/119:28:231
111391160,0ptp4l0-21swapper/020:56:120
111391150,0ptp4l0-21swapper/719:53:587
111391150,0ptp4l0-21swapper/623:54:206
111391150,0ptp4l0-21swapper/619:54:556
111391150,0ptp4l0-21swapper/619:22:206
111391150,0ptp4l0-21swapper/521:28:205
111391150,0ptp4l0-21swapper/520:37:015
111391150,0ptp4l0-21swapper/520:00:035
111391150,0ptp4l0-21swapper/519:55:415
111391150,0ptp4l0-21swapper/421:00:564
111391150,0ptp4l0-21swapper/420:30:454
111391150,0ptp4l0-21swapper/319:53:573
111391150,0ptp4l0-21swapper/222:05:122
111391150,0ptp4l0-21swapper/220:07:332
111391150,0ptp4l0-21swapper/219:37:572
111391150,0ptp4l0-21swapper/219:14:032
111391150,0ptp4l0-21swapper/119:10:281
111391150,0ptp4l0-21swapper/021:00:340
111391150,0ptp4l0-21swapper/020:30:420
111391150,0ptp4l0-21swapper/019:32:580
111391140,0ptp4l0-21swapper/620:49:166
111391140,0ptp4l0-21swapper/620:07:316
111391140,0ptp4l0-21swapper/223:58:482
111391140,0ptp4l0-21swapper/223:58:472
111391140,0ptp4l0-21swapper/220:51:192
111391140,0ptp4l0-21swapper/220:49:142
111391140,0ptp4l0-21swapper/220:39:072
111391140,0ptp4l0-21swapper/219:22:192
1066699130,12cyclictest0-21swapper/322:00:003
1069399110,10cyclictest0-21swapper/723:54:157
1068699110,10cyclictest1383-21diskmemload21:12:566
1065899110,10cyclictest0-21swapper/223:37:312
187942100,0sleep20-21swapper/223:05:212
1069399108,1cyclictest15422-21munin-run20:30:007
1069399100,9cyclictest0-21swapper/721:37:047
1068699109,0cyclictest0-21swapper/623:46:196
1068699100,9cyclictest0-21swapper/621:47:496
1068699100,0cyclictest0-21swapper/622:22:146
1068699100,0cyclictest0-21swapper/621:21:066
1068699100,0cyclictest0-21swapper/621:21:066
1068699100,0cyclictest0-21swapper/600:15:426
1066699107,1cyclictest0-21swapper/300:21:183
106939998,0cyclictest0-21swapper/723:17:477
106939998,0cyclictest0-21swapper/721:52:467
106939998,0cyclictest0-21swapper/721:17:067
106939998,0cyclictest0-21swapper/721:12:437
106939990,8cyclictest0-21swapper/722:00:577
106939990,0cyclictest0-21swapper/723:06:007
106869998,0cyclictest0-21swapper/622:51:186
106869998,0cyclictest0-21swapper/622:40:296
106869998,0cyclictest0-21swapper/622:14:516
106869998,0cyclictest0-21swapper/622:03:236
106869998,0cyclictest0-21swapper/621:36:316
106869998,0cyclictest0-21swapper/621:32:346
106869990,0cyclictest0-21swapper/623:43:116
106869990,0cyclictest0-21swapper/623:17:246
106869990,0cyclictest0-21swapper/600:12:246
106669990,0cyclictest0-21swapper/322:42:133
106939987,0cyclictest0-21swapper/723:21:357
106939987,0cyclictest0-21swapper/722:35:517
106939987,0cyclictest0-21swapper/722:19:017
106939987,0cyclictest0-21swapper/722:13:037
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