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2025-11-06 - 04:08

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 Nov 06, 2025 00:46:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
114091680,28ptp4l0-21swapper/019:08:550
114091630,5ptp4l0-21swapper/119:07:191
2488026151,6sleep70-21swapper/719:09:027
2459225734,6sleep40-21swapper/419:05:234
2485925646,6sleep30-21swapper/319:08:503
2473325544,6sleep60-21swapper/619:07:096
2476525241,7sleep20-21swapper/219:07:372
114091500,5ptp4l0-21swapper/519:06:405
114091370,4ptp4l0-21swapper/619:15:016
114091320,0ptp4l0-21swapper/122:45:201
114091310,0ptp4l0-21swapper/621:30:216
114091310,0ptp4l0-21swapper/122:40:521
114091310,0ptp4l0-21swapper/122:34:481
114091310,0ptp4l0-21swapper/121:00:141
114091300,2ptp4l0-21swapper/122:19:591
114091300,0ptp4l0-21swapper/523:22:005
114091300,0ptp4l0-21swapper/522:07:465
114091300,0ptp4l0-21swapper/521:13:475
114091300,0ptp4l0-21swapper/223:36:412
114091290,1ptp4l13032-21/usr/sbin/munin19:50:201
114091290,0ptp4l0-21swapper/621:57:136
114091290,0ptp4l0-21swapper/523:55:175
114091290,0ptp4l0-21swapper/523:25:205
114091290,0ptp4l0-21swapper/523:08:275
114091290,0ptp4l0-21swapper/523:03:505
114091290,0ptp4l0-21swapper/522:26:165
114091290,0ptp4l0-21swapper/521:35:525
114091290,0ptp4l0-21swapper/123:27:401
114091290,0ptp4l0-21swapper/122:02:241
114091290,0ptp4l0-21swapper/121:48:121
114091280,3ptp4l0-21swapper/522:54:205
114091280,3ptp4l0-21swapper/522:02:125
114091280,0ptp4l8939-21ssh23:10:341
114091280,0ptp4l0-21swapper/523:10:225
114091280,0ptp4l0-21swapper/522:44:175
114091280,0ptp4l0-21swapper/422:15:164
114091280,0ptp4l0-21swapper/400:31:454
114091280,0ptp4l0-21swapper/123:04:511
114091280,0ptp4l0-21swapper/122:28:211
114091280,0ptp4l0-21swapper/120:15:141
114091280,0ptp4l0-21swapper/100:19:411
114091280,0ptp4l0-21swapper/000:23:340
114091270,0ptp4l0-21swapper/721:43:197
114091270,0ptp4l0-21swapper/622:09:566
114091270,0ptp4l0-21swapper/621:47:086
114091270,0ptp4l0-21swapper/523:15:135
114091270,0ptp4l0-21swapper/522:12:425
114091270,0ptp4l0-21swapper/521:17:085
114091270,0ptp4l0-21swapper/520:10:195
114091270,0ptp4l0-21swapper/500:13:475
114091270,0ptp4l0-21swapper/322:27:203
114091270,0ptp4l0-21swapper/221:42:302
114091270,0ptp4l0-21swapper/123:37:441
114091270,0ptp4l0-21swapper/122:57:341
114091270,0ptp4l0-21swapper/122:57:341
114091270,0ptp4l0-21swapper/122:14:151
114091270,0ptp4l0-21swapper/100:30:531
114091260,3ptp4l7609-21cpuspeed_turbos19:40:091
114091260,1ptp4l811-21NetworkManager19:50:005
114091260,1ptp4l321ktimersoftd/221:47:482
114091260,1ptp4l13364-21ssh00:01:433
114091260,0ptp4l0-21swapper/622:55:206
114091260,0ptp4l0-21swapper/622:55:206
114091260,0ptp4l0-21swapper/600:20:486
114091260,0ptp4l0-21swapper/523:53:265
114091260,0ptp4l0-21swapper/522:33:425
114091260,0ptp4l0-21swapper/522:20:475
114091260,0ptp4l0-21swapper/521:55:095
114091260,0ptp4l0-21swapper/521:27:245
114091260,0ptp4l0-21swapper/500:39:415
114091260,0ptp4l0-21swapper/500:27:305
114091260,0ptp4l0-21swapper/500:24:145
114091260,0ptp4l0-21swapper/500:18:475
114091260,0ptp4l0-21swapper/123:45:211
114091260,0ptp4l0-21swapper/123:40:191
114091260,0ptp4l0-21swapper/123:21:471
114091260,0ptp4l0-21swapper/123:19:291
114091260,0ptp4l0-21swapper/122:38:251
114091260,0ptp4l0-21swapper/121:53:201
114091260,0ptp4l0-21swapper/121:27:231
114091260,0ptp4l0-21swapper/120:21:431
114091260,0ptp4l0-21swapper/120:21:421
114091260,0ptp4l0-21swapper/100:24:551
114091260,0ptp4l0-21swapper/019:20:190
114091250,0ptp4l16081-21diskmemload23:33:194
114091250,0ptp4l0-21swapper/722:30:117
114091250,0ptp4l0-21swapper/700:06:177
114091250,0ptp4l0-21swapper/600:20:006
114091250,0ptp4l0-21swapper/523:40:125
114091250,0ptp4l0-21swapper/523:35:145
114091250,0ptp4l0-21swapper/523:30:125
114091250,0ptp4l0-21swapper/522:57:275
114091250,0ptp4l0-21swapper/522:57:265
114091250,0ptp4l0-21swapper/522:35:165
114091250,0ptp4l0-21swapper/521:22:485
114091250,0ptp4l0-21swapper/500:06:595
114091250,0ptp4l0-21swapper/422:27:414
114091250,0ptp4l0-21swapper/322:30:183
114091250,0ptp4l0-21swapper/121:32:031
114091250,0ptp4l0-21swapper/022:46:330
114091250,0ptp4l0-21swapper/022:15:190
114091240,6ptp4l0-21swapper/123:55:031
114091240,1ptp4l26761-21ssh22:07:011
114091240,0ptp4l0-21swapper/523:45:185
114091240,0ptp4l0-21swapper/520:55:135
114091240,0ptp4l0-21swapper/520:30:195
114091240,0ptp4l0-21swapper/520:05:135
114091240,0ptp4l0-21swapper/520:00:225
114091240,0ptp4l0-21swapper/519:50:235
114091240,0ptp4l0-21swapper/519:35:005
114091240,0ptp4l0-21swapper/500:30:135
114091240,0ptp4l0-21swapper/421:48:234
114091240,0ptp4l0-21swapper/223:01:392
114091240,0ptp4l0-21swapper/123:05:151
114091240,0ptp4l0-21swapper/122:50:121
114091240,0ptp4l0-21swapper/122:20:091
114091240,0ptp4l0-21swapper/121:55:191
114091240,0ptp4l0-21swapper/121:19:591
114091240,0ptp4l0-21swapper/119:55:121
114091240,0ptp4l0-21swapper/100:35:151
114091240,0ptp4l0-21swapper/100:28:271
114091240,0ptp4l0-21swapper/100:02:531
114091240,0ptp4l0-21swapper/022:13:350
114091230,1ptp4l2521199cyclictest23:38:210
114091230,1ptp4l12135-21sed00:00:167
114091230,1ptp4l1084-21snmpd21:54:254
114091230,0ptp4l0-21swapper/723:59:557
114091230,0ptp4l0-21swapper/723:24:217
114091230,0ptp4l0-21swapper/721:45:137
114091230,0ptp4l0-21swapper/623:15:166
114091230,0ptp4l0-21swapper/622:15:226
114091230,0ptp4l0-21swapper/622:10:016
114091230,0ptp4l0-21swapper/622:01:406
114091230,0ptp4l0-21swapper/620:45:116
114091230,0ptp4l0-21swapper/522:45:235
114091230,0ptp4l0-21swapper/521:34:595
114091230,0ptp4l0-21swapper/521:05:195
114091230,0ptp4l0-21swapper/520:35:135
114091230,0ptp4l0-21swapper/520:25:205
114091230,0ptp4l0-21swapper/520:20:185
114091230,0ptp4l0-21swapper/520:20:175
114091230,0ptp4l0-21swapper/519:55:185
114091230,0ptp4l0-21swapper/519:35:185
114091230,0ptp4l0-21swapper/500:04:415
114091230,0ptp4l0-21swapper/423:40:464
114091230,0ptp4l0-21swapper/421:16:034
114091230,0ptp4l0-21swapper/421:11:264
114091230,0ptp4l0-21swapper/420:05:204
114091230,0ptp4l0-21swapper/419:20:174
114091230,0ptp4l0-21swapper/400:10:194
114091230,0ptp4l0-21swapper/321:50:503
114091230,0ptp4l0-21swapper/321:45:193
114091230,0ptp4l0-21swapper/221:30:112
114091230,0ptp4l0-21swapper/220:45:162
114091230,0ptp4l0-21swapper/220:40:002
114091230,0ptp4l0-21swapper/219:15:132
114091230,0ptp4l0-21swapper/200:20:062
114091230,0ptp4l0-21swapper/123:30:201
114091230,0ptp4l0-21swapper/121:40:151
114091230,0ptp4l0-21swapper/121:24:311
114091230,0ptp4l0-21swapper/121:10:021
114091230,0ptp4l0-21swapper/121:05:201
114091230,0ptp4l0-21swapper/120:55:131
114091230,0ptp4l0-21swapper/120:35:141
114091230,0ptp4l0-21swapper/120:30:131
114091230,0ptp4l0-21swapper/120:10:201
114091230,0ptp4l0-21swapper/120:00:191
114091230,0ptp4l0-21swapper/119:45:121
114091230,0ptp4l0-21swapper/119:25:201
114091230,0ptp4l0-21swapper/119:20:131
114091230,0ptp4l0-21swapper/100:10:151
114091230,0ptp4l0-21swapper/100:09:181
114091230,0ptp4l0-21swapper/023:10:160
114091230,0ptp4l0-21swapper/021:51:470
114091230,0ptp4l0-21swapper/021:41:200
114091230,0ptp4l0-21swapper/021:35:040
114091230,0ptp4l0-21swapper/021:27:420
114091230,0ptp4l0-21swapper/021:10:150
114091230,0ptp4l0-21swapper/021:00:200
114091230,0ptp4l0-21swapper/019:35:140
114091230,0ptp4l0-21swapper/019:25:140
114091230,0ptp4l0-21swapper/019:10:160
114091220,0ptp4l1093-21runrttasks21:51:037
114091220,0ptp4l0-21swapper/722:26:427
114091220,0ptp4l0-21swapper/623:02:516
114091220,0ptp4l0-21swapper/622:29:466
114091220,0ptp4l0-21swapper/621:29:566
114091220,0ptp4l0-21swapper/620:40:176
114091220,0ptp4l0-21swapper/600:34:126
114091220,0ptp4l0-21swapper/522:16:455
114091220,0ptp4l0-21swapper/521:50:155
114091220,0ptp4l0-21swapper/521:46:365
114091220,0ptp4l0-21swapper/521:40:225
114091220,0ptp4l0-21swapper/521:00:155
114091220,0ptp4l0-21swapper/520:50:215
114091220,0ptp4l0-21swapper/520:15:135
114091220,0ptp4l0-21swapper/519:40:135
114091220,0ptp4l0-21swapper/519:25:205
114091220,0ptp4l0-21swapper/519:20:015
114091220,0ptp4l0-21swapper/519:10:145
114091220,0ptp4l0-21swapper/423:57:214
114091220,0ptp4l0-21swapper/423:48:274
114091220,0ptp4l0-21swapper/423:38:144
114091220,0ptp4l0-21swapper/423:06:034
114091220,0ptp4l0-21swapper/422:36:314
114091220,0ptp4l0-21swapper/422:31:264
114091220,0ptp4l0-21swapper/422:20:444
114091220,0ptp4l0-21swapper/422:10:204
114091220,0ptp4l0-21swapper/421:55:584
114091220,0ptp4l0-21swapper/421:41:164
114091220,0ptp4l0-21swapper/421:20:134
114091220,0ptp4l0-21swapper/420:15:184
114091220,0ptp4l0-21swapper/420:00:004
114091220,0ptp4l0-21swapper/419:40:104
114091220,0ptp4l0-21swapper/400:35:174
114091220,0ptp4l0-21swapper/400:02:504
114091220,0ptp4l0-21swapper/323:24:263
114091220,0ptp4l0-21swapper/321:42:543
114091220,0ptp4l0-21swapper/223:53:332
114091220,0ptp4l0-21swapper/223:23:192
114091220,0ptp4l0-21swapper/222:55:212
114091220,0ptp4l0-21swapper/222:55:212
114091220,0ptp4l0-21swapper/222:15:222
114091220,0ptp4l0-21swapper/222:10:152
114091220,0ptp4l0-21swapper/222:09:172
114091220,0ptp4l0-21swapper/221:56:422
114091220,0ptp4l0-21swapper/200:19:572
114091220,0ptp4l0-21swapper/123:50:191
114091220,0ptp4l0-21swapper/121:35:151
114091220,0ptp4l0-21swapper/120:50:171
114091220,0ptp4l0-21swapper/120:48:081
114091220,0ptp4l0-21swapper/120:25:011
114091220,0ptp4l0-21swapper/120:05:141
114091220,0ptp4l0-21swapper/119:35:011
114091220,0ptp4l0-21swapper/119:14:161
114091220,0ptp4l0-21swapper/023:49:230
114091220,0ptp4l0-21swapper/023:41:040
114091220,0ptp4l0-21swapper/023:09:260
114091220,0ptp4l0-21swapper/022:36:310
114091220,0ptp4l0-21swapper/022:00:150
114091220,0ptp4l0-21swapper/021:58:270
114091220,0ptp4l0-21swapper/021:47:040
114091220,0ptp4l0-21swapper/021:34:540
114091220,0ptp4l0-21swapper/021:21:370
114091220,0ptp4l0-21swapper/021:16:450
114091220,0ptp4l0-21swapper/019:40:090
114091220,0ptp4l0-21swapper/019:30:190
114091220,0ptp4l0-21swapper/000:35:170
114091220,0ptp4l0-21swapper/000:31:420
114091220,0ptp4l0-21swapper/000:28:000
114091220,0ptp4l0-21swapper/000:15:230
114091220,0ptp4l0-21swapper/000:02:410
114091210,1ptp4l27218-21ssh22:52:003
114091210,0ptp4l26953-21ssh22:07:344
114091210,0ptp4l0-21swapper/722:52:157
114091210,0ptp4l0-21swapper/623:36:246
114091210,0ptp4l0-21swapper/623:23:136
114091210,0ptp4l0-21swapper/620:34:126
114091210,0ptp4l0-21swapper/423:26:594
114091210,0ptp4l0-21swapper/423:24:594
114091210,0ptp4l0-21swapper/423:10:354
114091210,0ptp4l0-21swapper/422:52:314
114091210,0ptp4l0-21swapper/422:47:214
114091210,0ptp4l0-21swapper/422:42:464
114091210,0ptp4l0-21swapper/422:00:054
114091210,0ptp4l0-21swapper/421:36:354
114091210,0ptp4l0-21swapper/421:34:304
114091210,0ptp4l0-21swapper/420:55:184
114091210,0ptp4l0-21swapper/400:25:044
114091210,0ptp4l0-21swapper/400:22:314
114091210,0ptp4l0-21swapper/323:59:393
114091210,0ptp4l0-21swapper/300:05:593
114091210,0ptp4l0-21swapper/223:49:352
114091210,0ptp4l0-21swapper/223:15:082
114091210,0ptp4l0-21swapper/219:53:422
114091210,0ptp4l0-21swapper/200:34:212
114091210,0ptp4l0-21swapper/119:30:061
114091210,0ptp4l0-21swapper/023:57:180
114091210,0ptp4l0-21swapper/023:50:340
114091210,0ptp4l0-21swapper/023:34:220
114091210,0ptp4l0-21swapper/023:25:070
114091210,0ptp4l0-21swapper/023:21:130
114091210,0ptp4l0-21swapper/022:52:320
114091210,0ptp4l0-21swapper/022:40:340
114091210,0ptp4l0-21swapper/022:29:110
114091200,0ptp4l9635-21ssh23:56:402
114091200,0ptp4l0-21swapper/623:56:356
114091200,0ptp4l0-21swapper/623:05:406
114091200,0ptp4l0-21swapper/621:41:576
114091200,0ptp4l0-21swapper/620:37:006
114091200,0ptp4l0-21swapper/619:51:426
114091200,0ptp4l0-21swapper/423:52:394
114091200,0ptp4l0-21swapper/423:19:594
114091200,0ptp4l0-21swapper/421:25:444
114091200,0ptp4l0-21swapper/420:46:024
114091200,0ptp4l0-21swapper/420:31:054
114091200,0ptp4l0-21swapper/420:14:554
114091200,0ptp4l0-21swapper/419:28:564
114091200,0ptp4l0-21swapper/400:16:054
114091200,0ptp4l0-21swapper/222:24:162
114091200,0ptp4l0-21swapper/222:00:452
114091200,0ptp4l0-21swapper/220:38:022
114091200,0ptp4l0-21swapper/220:32:502
114091200,0ptp4l0-21swapper/023:19:470
114091200,0ptp4l0-21swapper/023:00:490
114091200,0ptp4l0-21swapper/022:58:540
114091200,0ptp4l0-21swapper/022:58:540
114091200,0ptp4l0-21swapper/022:31:250
114091200,0ptp4l0-21swapper/022:23:370
114091200,0ptp4l0-21swapper/020:55:170
114091200,0ptp4l0-21swapper/020:14:420
114091200,0ptp4l0-21swapper/020:05:190
114091200,0ptp4l0-21swapper/000:08:300
114091190,0ptp4l0-21swapper/620:14:296
114091190,0ptp4l0-21swapper/423:04:124
114091190,0ptp4l0-21swapper/420:20:384
114091190,0ptp4l0-21swapper/420:20:374
114091190,0ptp4l0-21swapper/400:05:504
114091190,0ptp4l0-21swapper/022:08:060
114091190,0ptp4l0-21swapper/020:45:400
114091190,0ptp4l0-21swapper/020:40:240
114091190,0ptp4l0-21swapper/000:10:400
114091180,0ptp4l0-21swapper/621:54:216
114091180,0ptp4l0-21swapper/621:24:066
114091180,0ptp4l0-21swapper/519:19:195
114091180,0ptp4l0-21swapper/422:58:544
114091180,0ptp4l0-21swapper/422:58:544
114091180,0ptp4l0-21swapper/421:00:204
114091180,0ptp4l0-21swapper/420:25:254
114091180,0ptp4l0-21swapper/419:49:014
114091180,0ptp4l0-21swapper/223:29:182
114091180,0ptp4l0-21swapper/222:51:502
114091180,0ptp4l0-21swapper/222:31:062
114091180,0ptp4l0-21swapper/222:29:492
114091180,0ptp4l0-21swapper/221:27:412
114091180,0ptp4l0-21swapper/020:50:250
114091170,2ptp4l0-21swapper/020:23:300
114091170,2ptp4l0-21swapper/020:23:300
114091170,2ptp4l0-21swapper/020:00:400
114091170,2ptp4l0-21swapper/019:52:320
114091170,2ptp4l0-21swapper/019:19:590
114091170,0ptp4l0-21swapper/622:24:156
114091170,0ptp4l0-21swapper/223:05:432
114091170,0ptp4l0-21swapper/221:54:222
114091170,0ptp4l0-21swapper/020:15:180
114091160,0ptp4l0-21swapper/623:53:336
114091160,0ptp4l0-21swapper/623:49:376
114091160,0ptp4l0-21swapper/420:50:254
114091160,0ptp4l0-21swapper/419:54:414
114091160,0ptp4l0-21swapper/419:38:044
114091160,0ptp4l0-21swapper/419:30:184
114091160,0ptp4l0-21swapper/220:20:402
114091160,0ptp4l0-21swapper/220:20:392
114091160,0ptp4l0-21swapper/021:09:220
114091160,0ptp4l0-21swapper/020:32:320
114091160,0ptp4l0-21swapper/020:25:110
114091160,0ptp4l0-21swapper/019:57:210
114091150,0ptp4l0-21swapper/719:42:027
114091150,0ptp4l0-21swapper/623:29:196
114091150,0ptp4l0-21swapper/622:31:066
114091150,0ptp4l0-21swapper/620:20:406
114091150,0ptp4l0-21swapper/620:20:406
114091150,0ptp4l0-21swapper/619:44:126
114091150,0ptp4l0-21swapper/619:14:206
114091150,0ptp4l0-21swapper/520:45:405
114091150,0ptp4l0-21swapper/421:06:304
114091150,0ptp4l0-21swapper/420:40:314
114091150,0ptp4l0-21swapper/420:35:394
114091150,0ptp4l0-21swapper/420:00:044
114091150,0ptp4l0-21swapper/419:18:244
114091150,0ptp4l0-21swapper/419:11:084
114091150,0ptp4l0-21swapper/319:42:033
114091150,0ptp4l0-21swapper/221:24:062
114091150,0ptp4l0-21swapper/220:54:432
114091150,0ptp4l0-21swapper/220:14:282
114091150,0ptp4l0-21swapper/220:01:302
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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