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2026-01-05 - 03:52

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 Mon Jan 05, 2026 00:46:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
59372650,0sleep40-21swapper/400:39:584
1601326442,7sleep20-21swapper/219:09:162
270302620,2sleep6631rcuc/620:40:176
111391600,28ptp4l0-21swapper/019:05:590
1599125949,6sleep70-21swapper/719:08:577
111391580,5ptp4l0-21swapper/419:07:294
111391560,5ptp4l0-21swapper/119:05:021
1881915534,6phc2sys0-21swapper/619:07:166
148052550,1sleep233-21ksoftirqd/220:15:152
1602325433,7sleep30-21swapper/319:09:253
111391480,2ptp4l0-21swapper/519:05:165
111391320,0ptp4l0-21swapper/022:05:000
111391310,0ptp4l0-21swapper/400:21:044
111391300,0ptp4l0-21swapper/422:07:074
111391300,0ptp4l0-21swapper/022:49:540
111391290,0ptp4l0-21swapper/623:44:056
111391290,0ptp4l0-21swapper/500:05:145
111391290,0ptp4l0-21swapper/422:15:024
111391290,0ptp4l0-21swapper/422:10:134
111391290,0ptp4l0-21swapper/421:20:054
111391290,0ptp4l0-21swapper/421:20:054
111391290,0ptp4l0-21swapper/421:16:294
111391290,0ptp4l0-21swapper/323:48:423
111391290,0ptp4l0-21swapper/122:33:511
111391290,0ptp4l0-21swapper/023:41:190
111391290,0ptp4l0-21swapper/021:41:040
111391290,0ptp4l0-21swapper/020:15:230
111391280,0ptp4l0-21swapper/423:45:124
111391280,0ptp4l0-21swapper/423:16:084
111391280,0ptp4l0-21swapper/421:47:094
111391280,0ptp4l0-21swapper/322:29:313
111391280,0ptp4l0-21swapper/123:39:251
111391280,0ptp4l0-21swapper/023:38:550
111391280,0ptp4l0-21swapper/021:47:370
111391270,0ptp4l7227-21diskmemload23:30:000
111391270,0ptp4l0-21swapper/723:48:317
111391270,0ptp4l0-21swapper/723:41:507
111391270,0ptp4l0-21swapper/521:41:215
111391270,0ptp4l0-21swapper/423:38:464
111391270,0ptp4l0-21swapper/423:10:264
111391270,0ptp4l0-21swapper/423:06:354
111391270,0ptp4l0-21swapper/422:55:154
111391270,0ptp4l0-21swapper/422:52:024
111391270,0ptp4l0-21swapper/421:58:124
111391270,0ptp4l0-21swapper/023:52:440
111391270,0ptp4l0-21swapper/023:05:510
111391270,0ptp4l0-21swapper/022:31:200
111391270,0ptp4l0-21swapper/022:20:540
111391270,0ptp4l0-21swapper/022:13:200
111391270,0ptp4l0-21swapper/021:54:050
111391270,0ptp4l0-21swapper/021:35:590
111391270,0ptp4l0-21swapper/021:26:110
111391270,0ptp4l0-21swapper/000:30:470
111391260,2ptp4l481ktimersoftd/421:29:234
111391260,2ptp4l0-21swapper/420:22:434
111391260,1ptp4l7227-21diskmemload00:17:354
111391260,0ptp4l24520-21ssh21:30:210
111391260,0ptp4l0-21swapper/721:28:207
111391260,0ptp4l0-21swapper/523:50:445
111391260,0ptp4l0-21swapper/523:24:035
111391260,0ptp4l0-21swapper/522:26:325
111391260,0ptp4l0-21swapper/423:56:284
111391260,0ptp4l0-21swapper/423:56:274
111391260,0ptp4l0-21swapper/423:41:114
111391260,0ptp4l0-21swapper/422:49:584
111391260,0ptp4l0-21swapper/422:42:444
111391260,0ptp4l0-21swapper/321:28:313
111391260,0ptp4l0-21swapper/122:26:161
111391260,0ptp4l0-21swapper/023:00:380
111391260,0ptp4l0-21swapper/022:18:320
111391260,0ptp4l0-21swapper/021:58:380
111391260,0ptp4l0-21swapper/021:23:480
111391260,0ptp4l0-21swapper/021:23:470
111391260,0ptp4l0-21swapper/021:16:510
111391260,0ptp4l0-21swapper/019:20:220
111391260,0ptp4l0-21swapper/000:29:510
111391260,0ptp4l0-21swapper/000:01:080
111391260,0ptp4l0-21swapper/000:01:070
111391250,3ptp4l0-21swapper/722:28:587
111391250,1ptp4l29483-21fw_conntrack22:20:122
111391250,1ptp4l18622-21munin-node19:15:014
111391250,0ptp4l0-21swapper/622:20:116
111391250,0ptp4l0-21swapper/622:12:336
111391250,0ptp4l0-21swapper/423:32:344
111391250,0ptp4l0-21swapper/423:00:384
111391250,0ptp4l0-21swapper/422:20:414
111391250,0ptp4l0-21swapper/421:42:044
111391250,0ptp4l0-21swapper/420:15:004
111391250,0ptp4l0-21swapper/419:20:004
111391250,0ptp4l0-21swapper/400:06:014
111391250,0ptp4l0-21swapper/123:55:181
111391250,0ptp4l0-21swapper/123:55:171
111391250,0ptp4l0-21swapper/119:35:011
111391250,0ptp4l0-21swapper/100:35:191
111391250,0ptp4l0-21swapper/023:57:050
111391250,0ptp4l0-21swapper/023:57:050
111391250,0ptp4l0-21swapper/023:17:040
111391250,0ptp4l0-21swapper/022:53:430
111391250,0ptp4l0-21swapper/019:46:430
111391250,0ptp4l0-21swapper/000:10:340
111391250,0ptp4l0-21swapper/000:07:130
111391240,4ptp4l0-21swapper/400:25:364
111391240,1ptp4l7509-21ptp4l23:15:195
111391240,1ptp4l4771-21ssh00:37:080
111391240,1ptp4l1504-21memory22:25:170
111391240,0ptp4l0-21swapper/523:55:165
111391240,0ptp4l0-21swapper/523:55:165
111391240,0ptp4l0-21swapper/523:33:505
111391240,0ptp4l0-21swapper/522:43:075
111391240,0ptp4l0-21swapper/423:51:494
111391240,0ptp4l0-21swapper/423:23:374
111391240,0ptp4l0-21swapper/422:25:574
111391240,0ptp4l0-21swapper/422:03:104
111391240,0ptp4l0-21swapper/421:37:074
111391240,0ptp4l0-21swapper/421:13:284
111391240,0ptp4l0-21swapper/419:26:434
111391240,0ptp4l0-21swapper/400:33:214
111391240,0ptp4l0-21swapper/400:00:174
111391240,0ptp4l0-21swapper/400:00:174
111391240,0ptp4l0-21swapper/123:50:191
111391240,0ptp4l0-21swapper/121:40:131
111391240,0ptp4l0-21swapper/022:43:500
111391240,0ptp4l0-21swapper/020:51:060
111391240,0ptp4l0-21swapper/020:30:170
111391240,0ptp4l0-21swapper/019:15:210
111391230,1ptp4l6615-21df_inode21:50:134
111391230,1ptp4l4985-21awk19:53:434
111391230,1ptp4l27140-21/usr/sbin/munin20:40:185
111391230,1ptp4l25487-21ssh21:32:011
111391230,1ptp4l20668-21ps22:50:165
111391230,1ptp4l19973-21latency20:25:161
111391230,0ptp4l0-21swapper/722:38:227
111391230,0ptp4l0-21swapper/600:33:586
111391230,0ptp4l0-21swapper/523:13:365
111391230,0ptp4l0-21swapper/522:02:105
111391230,0ptp4l0-21swapper/521:45:115
111391230,0ptp4l0-21swapper/521:36:475
111391230,0ptp4l0-21swapper/521:25:135
111391230,0ptp4l0-21swapper/520:21:575
111391230,0ptp4l0-21swapper/519:35:195
111391230,0ptp4l0-21swapper/519:10:115
111391230,0ptp4l0-21swapper/500:30:165
111391230,0ptp4l0-21swapper/422:35:134
111391230,0ptp4l0-21swapper/422:35:004
111391230,0ptp4l0-21swapper/421:30:124
111391230,0ptp4l0-21swapper/421:05:244
111391230,0ptp4l0-21swapper/421:00:194
111391230,0ptp4l0-21swapper/420:45:114
111391230,0ptp4l0-21swapper/420:25:214
111391230,0ptp4l0-21swapper/420:15:244
111391230,0ptp4l0-21swapper/420:00:214
111391230,0ptp4l0-21swapper/419:45:174
111391230,0ptp4l0-21swapper/419:40:214
111391230,0ptp4l0-21swapper/419:30:174
111391230,0ptp4l0-21swapper/419:20:154
111391230,0ptp4l0-21swapper/400:13:524
111391230,0ptp4l0-21swapper/323:41:473
111391230,0ptp4l0-21swapper/322:39:293
111391230,0ptp4l0-21swapper/300:19:043
111391230,0ptp4l0-21swapper/221:41:012
111391230,0ptp4l0-21swapper/123:21:081
111391230,0ptp4l0-21swapper/123:13:171
111391230,0ptp4l0-21swapper/123:00:191
111391230,0ptp4l0-21swapper/122:40:151
111391230,0ptp4l0-21swapper/121:37:481
111391230,0ptp4l0-21swapper/121:25:171
111391230,0ptp4l0-21swapper/121:19:031
111391230,0ptp4l0-21swapper/120:45:101
111391230,0ptp4l0-21swapper/120:35:171
111391230,0ptp4l0-21swapper/119:41:201
111391230,0ptp4l0-21swapper/100:30:181
111391230,0ptp4l0-21swapper/100:29:011
111391230,0ptp4l0-21swapper/100:23:241
111391230,0ptp4l0-21swapper/100:06:211
111391230,0ptp4l0-21swapper/023:30:180
111391230,0ptp4l0-21swapper/023:10:230
111391230,0ptp4l0-21swapper/022:56:320
111391230,0ptp4l0-21swapper/022:10:000
111391230,0ptp4l0-21swapper/021:13:070
111391230,0ptp4l0-21swapper/019:55:150
111391230,0ptp4l0-21swapper/019:50:210
111391230,0ptp4l0-21swapper/019:40:130
111391230,0ptp4l0-21swapper/019:25:150
111391220,0ptp4l25936-21ssh22:57:356
111391220,0ptp4l0-21swapper/723:50:017
111391220,0ptp4l0-21swapper/723:14:397
111391220,0ptp4l0-21swapper/700:19:127
111391220,0ptp4l0-21swapper/619:38:276
111391220,0ptp4l0-21swapper/600:13:186
111391220,0ptp4l0-21swapper/523:39:335
111391220,0ptp4l0-21swapper/523:25:095
111391220,0ptp4l0-21swapper/523:09:175
111391220,0ptp4l0-21swapper/523:00:175
111391220,0ptp4l0-21swapper/522:45:145
111391220,0ptp4l0-21swapper/522:33:335
111391220,0ptp4l0-21swapper/522:20:215
111391220,0ptp4l0-21swapper/521:31:015
111391220,0ptp4l0-21swapper/521:19:025
111391220,0ptp4l0-21swapper/520:50:125
111391220,0ptp4l0-21swapper/520:35:205
111391220,0ptp4l0-21swapper/520:35:005
111391220,0ptp4l0-21swapper/520:10:005
111391220,0ptp4l0-21swapper/519:53:305
111391220,0ptp4l0-21swapper/519:30:015
111391220,0ptp4l0-21swapper/500:35:035
111391220,0ptp4l0-21swapper/500:27:365
111391220,0ptp4l0-21swapper/500:21:295
111391220,0ptp4l0-21swapper/423:25:214
111391220,0ptp4l0-21swapper/420:55:164
111391220,0ptp4l0-21swapper/420:30:094
111391220,0ptp4l0-21swapper/420:05:134
111391220,0ptp4l0-21swapper/419:55:134
111391220,0ptp4l0-21swapper/323:14:413
111391220,0ptp4l0-21swapper/322:40:003
111391220,0ptp4l0-21swapper/320:35:123
111391220,0ptp4l0-21swapper/223:46:272
111391220,0ptp4l0-21swapper/222:34:182
111391220,0ptp4l0-21swapper/200:28:542
111391220,0ptp4l0-21swapper/123:45:161
111391220,0ptp4l0-21swapper/123:43:441
111391220,0ptp4l0-21swapper/123:33:441
111391220,0ptp4l0-21swapper/123:25:001
111391220,0ptp4l0-21swapper/123:15:131
111391220,0ptp4l0-21swapper/123:06:471
111391220,0ptp4l0-21swapper/122:59:411
111391220,0ptp4l0-21swapper/122:50:141
111391220,0ptp4l0-21swapper/122:45:131
111391220,0ptp4l0-21swapper/122:20:171
111391220,0ptp4l0-21swapper/122:15:041
111391220,0ptp4l0-21swapper/122:12:451
111391220,0ptp4l0-21swapper/122:07:291
111391220,0ptp4l0-21swapper/122:00:131
111391220,0ptp4l0-21swapper/121:57:411
111391220,0ptp4l0-21swapper/121:45:111
111391220,0ptp4l0-21swapper/120:50:121
111391220,0ptp4l0-21swapper/120:40:131
111391220,0ptp4l0-21swapper/119:35:161
111391220,0ptp4l0-21swapper/119:20:231
111391220,0ptp4l0-21swapper/119:10:141
111391220,0ptp4l0-21swapper/100:11:011
111391220,0ptp4l0-21swapper/023:45:130
111391220,0ptp4l0-21swapper/023:20:130
111391220,0ptp4l0-21swapper/022:35:140
111391220,0ptp4l0-21swapper/021:05:170
111391220,0ptp4l0-21swapper/021:00:180
111391220,0ptp4l0-21swapper/020:55:210
111391220,0ptp4l0-21swapper/020:45:150
111391220,0ptp4l0-21swapper/020:25:130
111391220,0ptp4l0-21swapper/020:10:160
111391220,0ptp4l0-21swapper/020:05:120
111391220,0ptp4l0-21swapper/020:00:140
111391220,0ptp4l0-21swapper/019:35:530
111391220,0ptp4l0-21swapper/000:20:030
111391220,0ptp4l0-21swapper/000:15:130
111391210,0ptp4l7227-21diskmemload22:07:415
111391210,0ptp4l0-21swapper/721:37:277
111391210,0ptp4l0-21swapper/623:47:476
111391210,0ptp4l0-21swapper/622:37:066
111391210,0ptp4l0-21swapper/622:07:196
111391210,0ptp4l0-21swapper/621:45:586
111391210,0ptp4l0-21swapper/523:45:585
111391210,0ptp4l0-21swapper/523:43:115
111391210,0ptp4l0-21swapper/522:59:345
111391210,0ptp4l0-21swapper/522:11:295
111391210,0ptp4l0-21swapper/521:57:315
111391210,0ptp4l0-21swapper/521:50:495
111391210,0ptp4l0-21swapper/521:20:575
111391210,0ptp4l0-21swapper/521:20:575
111391210,0ptp4l0-21swapper/521:11:575
111391210,0ptp4l0-21swapper/520:45:175
111391210,0ptp4l0-21swapper/520:25:175
111391210,0ptp4l0-21swapper/520:09:305
111391210,0ptp4l0-21swapper/519:40:545
111391210,0ptp4l0-21swapper/519:20:305
111391210,0ptp4l0-21swapper/500:11:275
111391210,0ptp4l0-21swapper/420:50:154
111391210,0ptp4l0-21swapper/419:35:434
111391210,0ptp4l0-21swapper/323:35:423
111391210,0ptp4l0-21swapper/321:37:313
111391210,0ptp4l0-21swapper/300:01:063
111391210,0ptp4l0-21swapper/300:01:053
111391210,0ptp4l0-21swapper/222:50:452
111391210,0ptp4l0-21swapper/222:11:552
111391210,0ptp4l0-21swapper/221:45:592
111391210,0ptp4l0-21swapper/219:30:162
111391210,0ptp4l0-21swapper/200:33:472
111391210,0ptp4l0-21swapper/121:20:401
111391210,0ptp4l0-21swapper/121:20:391
111391210,0ptp4l0-21swapper/121:11:531
111391210,0ptp4l0-21swapper/119:30:011
111391210,0ptp4l0-21swapper/100:15:051
111391210,0ptp4l0-21swapper/020:20:180
111391200,1ptp4l73-21ksoftirqd/700:01:047
111391200,1ptp4l73-21ksoftirqd/700:01:047
111391200,0ptp4l0-21swapper/721:31:217
111391200,0ptp4l0-21swapper/719:37:307
111391200,0ptp4l0-21swapper/623:06:246
111391200,0ptp4l0-21swapper/622:52:396
111391200,0ptp4l0-21swapper/521:07:265
111391200,0ptp4l0-21swapper/520:18:425
111391200,0ptp4l0-21swapper/500:16:555
111391200,0ptp4l0-21swapper/500:04:235
111391200,0ptp4l0-21swapper/500:04:225
111391200,0ptp4l0-21swapper/322:49:133
111391200,0ptp4l0-21swapper/321:31:293
111391200,0ptp4l0-21swapper/223:06:152
111391200,0ptp4l0-21swapper/222:57:262
111391200,0ptp4l0-21swapper/222:37:022
111391200,0ptp4l0-21swapper/222:07:182
111391200,0ptp4l0-21swapper/200:13:052
111391200,0ptp4l0-21swapper/121:09:441
111391200,0ptp4l0-21swapper/120:08:301
111391200,0ptp4l0-21swapper/100:04:081
111391200,0ptp4l0-21swapper/100:04:081
111391190,0ptp4l0-21swapper/722:40:047
111391190,0ptp4l0-21swapper/700:37:217
111391190,0ptp4l0-21swapper/623:57:296
111391190,0ptp4l0-21swapper/623:57:296
111391190,0ptp4l0-21swapper/623:54:136
111391190,0ptp4l0-21swapper/622:34:206
111391190,0ptp4l0-21swapper/621:08:046
111391190,0ptp4l0-21swapper/619:57:436
111391190,0ptp4l0-21swapper/522:36:115
111391190,0ptp4l0-21swapper/519:17:305
111391190,0ptp4l0-21swapper/322:24:063
111391190,0ptp4l0-21swapper/223:54:132
111391190,0ptp4l0-21swapper/121:50:481
111391190,0ptp4l0-21swapper/120:34:301
111391190,0ptp4l0-21swapper/120:03:301
111391190,0ptp4l0-21swapper/020:41:260
104672190,1sleep773-21ksoftirqd/721:13:117
111391180,0ptp4l0-21swapper/722:24:067
111391180,0ptp4l0-21swapper/621:23:286
111391180,0ptp4l0-21swapper/621:23:286
111391180,0ptp4l0-21swapper/522:15:575
111391180,0ptp4l0-21swapper/520:58:445
111391180,0ptp4l0-21swapper/519:29:575
111391180,0ptp4l0-21swapper/223:12:542
111391180,0ptp4l0-21swapper/122:36:141
111391180,0ptp4l0-21swapper/019:32:280
111391170,2ptp4l0-21swapper/120:17:441
111391170,0ptp4l0-21swapper/720:37:337
111391170,0ptp4l0-21swapper/621:41:006
111391170,0ptp4l0-21swapper/220:13:262
111391170,0ptp4l0-21swapper/119:47:121
111391170,0ptp4l0-21swapper/019:11:080
50552160,0sleep60-21swapper/621:05:016
111391160,1ptp4l9-21ksoftirqd/020:35:430
111391160,0ptp4l0-21swapper/722:49:107
111391160,0ptp4l0-21swapper/720:26:367
111391160,0ptp4l0-21swapper/619:30:276
111391160,0ptp4l0-21swapper/223:44:002
111391160,0ptp4l0-21swapper/223:36:482
111391160,0ptp4l0-21swapper/221:23:272
111391160,0ptp4l0-21swapper/221:23:272
111391160,0ptp4l0-21swapper/120:55:461
111391160,0ptp4l0-21swapper/120:20:291
111391160,0ptp4l0-21swapper/120:12:381
111391160,0ptp4l0-21swapper/119:57:101
111391160,0ptp4l0-21swapper/119:15:511
111391150,0ptp4l0-21swapper/720:59:257
111391150,0ptp4l0-21swapper/720:02:397
111391150,0ptp4l0-21swapper/700:30:317
111391150,0ptp4l0-21swapper/623:12:546
111391150,0ptp4l0-21swapper/620:36:116
111391150,0ptp4l0-21swapper/620:34:116
111391150,0ptp4l0-21swapper/620:10:446
111391150,0ptp4l0-21swapper/619:54:506
111391150,0ptp4l0-21swapper/600:28:526
111391150,0ptp4l0-21swapper/521:01:435
111391150,0ptp4l0-21swapper/520:01:365
111391150,0ptp4l0-21swapper/519:57:585
111391150,0ptp4l0-21swapper/519:45:005
111391150,0ptp4l0-21swapper/420:40:564
111391150,0ptp4l0-21swapper/420:35:354
111391150,0ptp4l0-21swapper/320:26:403
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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