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2025-12-08 - 09:02

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 Dec 08, 2025 00:46:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
187112660,0sleep10-21swapper/121:47:191
3189226252,6sleep60-21swapper/619:09:556
114091610,5ptp4l0-21swapper/019:05:350
3188926050,6sleep30-21swapper/319:09:513
114091600,6ptp4l0-21swapper/419:07:234
114091600,29ptp4l0-21swapper/219:08:162
3182325333,6sleep10-21swapper/119:09:011
3152625342,6sleep70-21swapper/719:05:227
3158224635,7sleep50-21swapper/519:06:015
114091390,0ptp4l0-21swapper/422:19:214
114091330,7ptp4l0-21swapper/623:27:186
114091330,0ptp4l0-21swapper/619:55:226
114091320,1ptp4l3249-21ps20:25:166
114091320,0ptp4l0-21swapper/623:47:216
114091320,0ptp4l0-21swapper/623:20:136
114091320,0ptp4l0-21swapper/622:55:176
114091310,0ptp4l0-21swapper/523:09:535
114091300,0ptp4l0-21swapper/622:15:236
114091300,0ptp4l0-21swapper/222:00:002
114091290,0ptp4l0-21swapper/623:34:466
114091290,0ptp4l0-21swapper/620:32:126
114091290,0ptp4l0-21swapper/421:30:204
114091290,0ptp4l0-21swapper/222:57:022
114091290,0ptp4l0-21swapper/221:19:342
114091280,0ptp4l0-21swapper/623:03:206
114091280,0ptp4l0-21swapper/622:02:596
114091280,0ptp4l0-21swapper/621:16:246
114091280,0ptp4l0-21swapper/223:56:362
114091280,0ptp4l0-21swapper/222:11:322
114091280,0ptp4l0-21swapper/222:09:502
114091280,0ptp4l0-21swapper/221:36:592
114091280,0ptp4l0-21swapper/221:12:132
114091270,4ptp4l0-21swapper/619:45:146
114091270,2ptp4l0-21swapper/623:13:326
114091270,2ptp4l0-21swapper/623:13:326
114091270,0ptp4l0-21swapper/721:35:417
114091270,0ptp4l0-21swapper/622:21:446
114091270,0ptp4l0-21swapper/621:37:396
114091270,0ptp4l0-21swapper/621:10:046
114091270,0ptp4l0-21swapper/600:21:116
114091270,0ptp4l0-21swapper/522:23:545
114091270,0ptp4l0-21swapper/500:33:195
114091270,0ptp4l0-21swapper/321:56:583
114091270,0ptp4l0-21swapper/223:50:572
114091270,0ptp4l0-21swapper/223:19:082
114091260,0ptp4l11448-21ssh23:54:456
114091260,0ptp4l0-21swapper/622:51:096
114091260,0ptp4l0-21swapper/622:12:466
114091260,0ptp4l0-21swapper/621:45:156
114091260,0ptp4l0-21swapper/621:33:446
114091260,0ptp4l0-21swapper/620:35:196
114091260,0ptp4l0-21swapper/620:35:186
114091260,0ptp4l0-21swapper/619:20:166
114091260,0ptp4l0-21swapper/600:35:146
114091260,0ptp4l0-21swapper/600:34:486
114091260,0ptp4l0-21swapper/600:19:316
114091260,0ptp4l0-21swapper/523:29:405
114091260,0ptp4l0-21swapper/520:26:325
114091260,0ptp4l0-21swapper/423:02:454
114091260,0ptp4l0-21swapper/421:21:484
114091260,0ptp4l0-21swapper/223:25:222
114091260,0ptp4l0-21swapper/222:52:322
114091260,0ptp4l0-21swapper/222:15:182
114091260,0ptp4l0-21swapper/221:49:252
114091260,0ptp4l0-21swapper/221:25:152
114091260,0ptp4l0-21swapper/200:35:132
114091260,0ptp4l0-21swapper/200:19:272
114091260,0ptp4l0-21swapper/123:04:481
114091260,0ptp4l0-21swapper/023:00:230
114091250,1ptp4l7978-21irqstats20:35:172
114091250,1ptp4l7978-21irqstats20:35:172
114091250,1ptp4l29661-21cpuspeed_turbos00:20:104
114091250,1ptp4l1047-21irqstats20:20:192
114091250,0ptp4l0-21swapper/623:15:196
114091250,0ptp4l0-21swapper/621:27:566
114091250,0ptp4l0-21swapper/620:55:186
114091250,0ptp4l0-21swapper/619:15:016
114091250,0ptp4l0-21swapper/423:17:474
114091250,0ptp4l0-21swapper/421:37:514
114091250,0ptp4l0-21swapper/223:35:042
114091250,0ptp4l0-21swapper/222:35:002
114091250,0ptp4l0-21swapper/221:40:312
114091250,0ptp4l0-21swapper/220:55:142
114091250,0ptp4l0-21swapper/219:14:592
114091250,0ptp4l0-21swapper/200:00:232
114091250,0ptp4l0-21swapper/023:10:190
114091250,0ptp4l0-21swapper/023:10:190
114091250,0ptp4l0-21swapper/000:20:100
114091240,1ptp4l6197-21ls23:45:202
114091240,1ptp4l5371-21idleruntime20:30:134
114091240,1ptp4l26999-21sensors20:05:206
114091240,1ptp4l2495-21if_err_enp1s022:10:150
114091240,1ptp4l23176-21sort00:10:152
114091240,1ptp4l1763-21if_err_enp1s023:40:166
114091240,1ptp4l12382-21diskstats19:35:140
114091240,1ptp4l1087-21latency20:20:186
114091240,1ptp4l10869-21expr20:40:252
114091240,1ptp4l10113-21fw_packets19:30:164
114091240,0ptp4l0-21swapper/622:42:066
114091240,0ptp4l0-21swapper/622:35:176
114091240,0ptp4l0-21swapper/621:43:036
114091240,0ptp4l0-21swapper/621:23:286
114091240,0ptp4l0-21swapper/621:08:166
114091240,0ptp4l0-21swapper/619:40:166
114091240,0ptp4l0-21swapper/600:14:476
114091240,0ptp4l0-21swapper/523:30:175
114091240,0ptp4l0-21swapper/522:54:255
114091240,0ptp4l0-21swapper/521:00:205
114091240,0ptp4l0-21swapper/500:12:395
114091240,0ptp4l0-21swapper/500:06:105
114091240,0ptp4l0-21swapper/400:18:184
114091240,0ptp4l0-21swapper/223:31:062
114091240,0ptp4l0-21swapper/220:50:192
114091240,0ptp4l0-21swapper/219:45:212
114091240,0ptp4l0-21swapper/219:40:192
114091240,0ptp4l0-21swapper/219:35:202
114091240,0ptp4l0-21swapper/219:20:162
114091240,0ptp4l0-21swapper/200:25:182
114091240,0ptp4l0-21swapper/119:10:161
114091240,0ptp4l0-21swapper/100:16:361
114091240,0ptp4l0-21swapper/022:40:120
114091240,0ptp4l0-21swapper/021:35:130
114091240,0ptp4l0-21swapper/021:21:460
114091230,3ptp4l0-21swapper/721:57:077
114091230,1ptp4l23040-21diskmemload23:00:132
114091230,0ptp4l0-21swapper/623:57:306
114091230,0ptp4l0-21swapper/623:37:466
114091230,0ptp4l0-21swapper/622:45:216
114091230,0ptp4l0-21swapper/622:30:146
114091230,0ptp4l0-21swapper/622:25:166
114091230,0ptp4l0-21swapper/622:09:546
114091230,0ptp4l0-21swapper/621:58:156
114091230,0ptp4l0-21swapper/621:50:386
114091230,0ptp4l0-21swapper/620:50:156
114091230,0ptp4l0-21swapper/620:40:256
114091230,0ptp4l0-21swapper/620:15:146
114091230,0ptp4l0-21swapper/620:00:126
114091230,0ptp4l0-21swapper/619:50:216
114091230,0ptp4l0-21swapper/619:25:166
114091230,0ptp4l0-21swapper/600:25:226
114091230,0ptp4l0-21swapper/600:00:046
114091230,0ptp4l0-21swapper/523:55:005
114091230,0ptp4l0-21swapper/523:50:015
114091230,0ptp4l0-21swapper/523:42:105
114091230,0ptp4l0-21swapper/520:10:185
114091230,0ptp4l0-21swapper/519:10:285
114091230,0ptp4l0-21swapper/423:55:144
114091230,0ptp4l0-21swapper/423:42:054
114091230,0ptp4l0-21swapper/423:28:094
114091230,0ptp4l0-21swapper/423:10:144
114091230,0ptp4l0-21swapper/423:10:144
114091230,0ptp4l0-21swapper/422:30:184
114091230,0ptp4l0-21swapper/421:10:154
114091230,0ptp4l0-21swapper/400:05:164
114091230,0ptp4l0-21swapper/223:40:172
114091230,0ptp4l0-21swapper/223:20:142
114091230,0ptp4l0-21swapper/222:41:512
114091230,0ptp4l0-21swapper/222:35:022
114091230,0ptp4l0-21swapper/222:27:372
114091230,0ptp4l0-21swapper/222:20:192
114091230,0ptp4l0-21swapper/221:30:162
114091230,0ptp4l0-21swapper/221:24:412
114091230,0ptp4l0-21swapper/220:30:162
114091230,0ptp4l0-21swapper/220:25:132
114091230,0ptp4l0-21swapper/220:05:142
114091230,0ptp4l0-21swapper/219:55:142
114091230,0ptp4l0-21swapper/219:50:152
114091230,0ptp4l0-21swapper/219:30:232
114091230,0ptp4l0-21swapper/219:25:242
114091230,0ptp4l0-21swapper/219:15:212
114091230,0ptp4l0-21swapper/200:30:182
114091230,0ptp4l0-21swapper/123:32:391
114091230,0ptp4l0-21swapper/123:10:581
114091230,0ptp4l0-21swapper/123:10:581
114091230,0ptp4l0-21swapper/120:30:011
114091230,0ptp4l0-21swapper/120:10:221
114091230,0ptp4l0-21swapper/023:18:330
114091230,0ptp4l0-21swapper/022:59:150
114091230,0ptp4l0-21swapper/021:30:170
114091230,0ptp4l0-21swapper/021:10:160
114091230,0ptp4l0-21swapper/019:30:140
3220299220,18cyclictest1426-21proc_pri20:20:215
114091220,1ptp4l23040-21diskmemload21:55:054
114091220,0ptp4l0-21swapper/723:06:467
114091220,0ptp4l0-21swapper/721:20:447
114091220,0ptp4l0-21swapper/623:05:236
114091220,0ptp4l0-21swapper/620:45:146
114091220,0ptp4l0-21swapper/619:35:196
114091220,0ptp4l0-21swapper/619:35:016
114091220,0ptp4l0-21swapper/600:08:566
114091220,0ptp4l0-21swapper/523:11:455
114091220,0ptp4l0-21swapper/523:11:445
114091220,0ptp4l0-21swapper/522:45:005
114091220,0ptp4l0-21swapper/522:33:145
114091220,0ptp4l0-21swapper/522:06:585
114091220,0ptp4l0-21swapper/521:53:035
114091220,0ptp4l0-21swapper/521:40:025
114091220,0ptp4l0-21swapper/521:31:565
114091220,0ptp4l0-21swapper/521:05:195
114091220,0ptp4l0-21swapper/519:30:215
114091220,0ptp4l0-21swapper/519:20:055
114091220,0ptp4l0-21swapper/500:37:315
114091220,0ptp4l0-21swapper/500:15:075
114091220,0ptp4l0-21swapper/500:03:245
114091220,0ptp4l0-21swapper/423:50:184
114091220,0ptp4l0-21swapper/423:30:144
114091220,0ptp4l0-21swapper/423:05:204
114091220,0ptp4l0-21swapper/422:59:414
114091220,0ptp4l0-21swapper/422:40:144
114091220,0ptp4l0-21swapper/422:10:154
114091220,0ptp4l0-21swapper/422:06:054
114091220,0ptp4l0-21swapper/421:46:384
114091220,0ptp4l0-21swapper/421:41:524
114091220,0ptp4l0-21swapper/421:05:214
114091220,0ptp4l0-21swapper/419:35:154
114091220,0ptp4l0-21swapper/400:14:234
114091220,0ptp4l0-21swapper/321:35:153
114091220,0ptp4l0-21swapper/321:20:473
114091220,0ptp4l0-21swapper/319:42:023
114091220,0ptp4l0-21swapper/223:13:442
114091220,0ptp4l0-21swapper/223:13:432
114091220,0ptp4l0-21swapper/222:45:222
114091220,0ptp4l0-21swapper/222:00:182
114091220,0ptp4l0-21swapper/221:50:142
114091220,0ptp4l0-21swapper/220:45:142
114091220,0ptp4l0-21swapper/220:15:162
114091220,0ptp4l0-21swapper/220:00:122
114091220,0ptp4l0-21swapper/200:20:152
114091220,0ptp4l0-21swapper/200:09:062
114091220,0ptp4l0-21swapper/123:29:321
114091220,0ptp4l0-21swapper/123:09:201
114091220,0ptp4l0-21swapper/122:45:141
114091220,0ptp4l0-21swapper/122:33:281
114091220,0ptp4l0-21swapper/121:05:171
114091220,0ptp4l0-21swapper/120:30:121
114091220,0ptp4l0-21swapper/119:50:001
114091220,0ptp4l0-21swapper/119:30:191
114091220,0ptp4l0-21swapper/119:23:051
114091220,0ptp4l0-21swapper/100:31:291
114091220,0ptp4l0-21swapper/100:05:051
114091220,0ptp4l0-21swapper/023:55:140
114091220,0ptp4l0-21swapper/023:30:130
114091220,0ptp4l0-21swapper/023:27:260
114091220,0ptp4l0-21swapper/022:50:190
114091220,0ptp4l0-21swapper/021:54:140
114091220,0ptp4l0-21swapper/019:50:200
114091220,0ptp4l0-21swapper/019:24:100
114091220,0ptp4l0-21swapper/000:31:220
114091220,0ptp4l0-21swapper/000:15:210
114091220,0ptp4l0-21swapper/000:13:160
114091220,0ptp4l0-21swapper/000:05:160
114091210,1ptp4l30235-21ssh22:04:304
114091210,0ptp4l0-21swapper/721:52:067
114091210,0ptp4l0-21swapper/523:59:365
114091210,0ptp4l0-21swapper/523:00:325
114091210,0ptp4l0-21swapper/522:58:515
114091210,0ptp4l0-21swapper/522:41:275
114091210,0ptp4l0-21swapper/521:38:155
114091210,0ptp4l0-21swapper/521:28:295
114091210,0ptp4l0-21swapper/521:21:195
114091210,0ptp4l0-21swapper/520:19:315
114091210,0ptp4l0-21swapper/520:10:005
114091210,0ptp4l0-21swapper/500:26:555
114091210,0ptp4l0-21swapper/500:23:405
114091210,0ptp4l0-21swapper/423:22:354
114091210,0ptp4l0-21swapper/422:50:214
114091210,0ptp4l0-21swapper/422:45:254
114091210,0ptp4l0-21swapper/421:27:314
114091210,0ptp4l0-21swapper/421:15:424
114091210,0ptp4l0-21swapper/420:44:324
114091210,0ptp4l0-21swapper/400:37:564
114091210,0ptp4l0-21swapper/400:33:434
114091210,0ptp4l0-21swapper/400:04:564
114091210,0ptp4l0-21swapper/323:06:133
114091210,0ptp4l0-21swapper/321:52:033
114091210,0ptp4l0-21swapper/223:05:422
114091210,0ptp4l0-21swapper/123:59:121
114091210,0ptp4l0-21swapper/123:49:521
114091210,0ptp4l0-21swapper/123:41:051
114091210,0ptp4l0-21swapper/122:54:191
114091210,0ptp4l0-21swapper/122:06:381
114091210,0ptp4l0-21swapper/121:50:561
114091210,0ptp4l0-21swapper/121:40:061
114091210,0ptp4l0-21swapper/121:39:571
114091210,0ptp4l0-21swapper/121:30:441
114091210,0ptp4l0-21swapper/121:27:051
114091210,0ptp4l0-21swapper/121:20:041
114091210,0ptp4l0-21swapper/121:15:411
114091210,0ptp4l0-21swapper/121:13:001
114091210,0ptp4l0-21swapper/121:00:001
114091210,0ptp4l0-21swapper/120:55:571
114091210,0ptp4l0-21swapper/119:49:321
114091210,0ptp4l0-21swapper/119:19:481
114091210,0ptp4l0-21swapper/100:37:101
114091210,0ptp4l0-21swapper/100:14:221
114091210,0ptp4l0-21swapper/100:03:581
114091210,0ptp4l0-21swapper/023:50:200
114091210,0ptp4l0-21swapper/023:40:460
114091210,0ptp4l0-21swapper/023:36:040
114091210,0ptp4l0-21swapper/023:09:440
114091210,0ptp4l0-21swapper/022:49:270
114091210,0ptp4l0-21swapper/022:30:190
114091210,0ptp4l0-21swapper/022:24:370
114091210,0ptp4l0-21swapper/022:19:170
114091210,0ptp4l0-21swapper/022:06:110
114091210,0ptp4l0-21swapper/021:56:150
114091210,0ptp4l0-21swapper/021:43:390
114091210,0ptp4l0-21swapper/021:27:210
114091210,0ptp4l0-21swapper/021:05:220
114091210,0ptp4l0-21swapper/020:21:310
114091210,0ptp4l0-21swapper/019:48:130
114091210,0ptp4l0-21swapper/000:27:240
114091200,1ptp4l73-21ksoftirqd/723:16:457
114091200,1ptp4l0-21swapper/621:04:186
114091200,0ptp4l0-21swapper/720:08:167
114091200,0ptp4l0-21swapper/719:42:037
114091200,0ptp4l0-21swapper/521:17:435
114091200,0ptp4l0-21swapper/423:38:034
114091200,0ptp4l0-21swapper/422:20:534
114091200,0ptp4l0-21swapper/421:50:594
114091200,0ptp4l0-21swapper/420:17:394
114091200,0ptp4l0-21swapper/420:09:454
114091200,0ptp4l0-21swapper/323:17:243
114091200,0ptp4l0-21swapper/123:50:061
114091200,0ptp4l0-21swapper/122:40:321
114091200,0ptp4l0-21swapper/122:23:511
114091200,0ptp4l0-21swapper/100:23:361
114091200,0ptp4l0-21swapper/023:22:270
114091200,0ptp4l0-21swapper/022:35:310
114091200,0ptp4l0-21swapper/019:42:050
114091200,0ptp4l0-21swapper/000:37:560
114091200,0ptp4l0-21swapper/000:02:110
114091190,1ptp4l15793-21sh22:29:300
114091190,0ptp4l6865-21ssh23:47:000
114091190,0ptp4l0-21swapper/719:36:297
114091190,0ptp4l0-21swapper/521:13:045
114091190,0ptp4l0-21swapper/520:59:565
114091190,0ptp4l0-21swapper/520:53:555
114091190,0ptp4l0-21swapper/520:32:445
114091190,0ptp4l0-21swapper/519:52:075
114091190,0ptp4l0-21swapper/422:38:164
114091190,0ptp4l0-21swapper/419:49:334
114091190,0ptp4l0-21swapper/419:23:004
114091190,0ptp4l0-21swapper/221:08:332
114091190,0ptp4l0-21swapper/220:14:012
114091190,0ptp4l0-21swapper/120:19:251
114091190,0ptp4l0-21swapper/021:47:040
114091190,0ptp4l0-21swapper/021:15:350
114091190,0ptp4l0-21swapper/021:01:180
114091180,2ptp4l0-21swapper/519:38:595
114091180,0ptp4l0-21swapper/723:02:157
114091180,0ptp4l0-21swapper/720:39:277
114091180,0ptp4l0-21swapper/720:39:267
114091180,0ptp4l0-21swapper/619:12:576
114091180,0ptp4l0-21swapper/522:19:365
114091180,0ptp4l0-21swapper/400:27:174
114091180,0ptp4l0-21swapper/120:24:551
114091180,0ptp4l0-21swapper/100:26:521
114091180,0ptp4l0-21swapper/022:00:290
114091180,0ptp4l0-21swapper/020:42:120
164622170,0sleep10-21swapper/123:15:141
114091170,2ptp4l0-21swapper/020:02:300
114091170,0ptp4l0-21swapper/521:47:215
114091170,0ptp4l0-21swapper/420:50:224
114091170,0ptp4l0-21swapper/420:22:404
114091170,0ptp4l0-21swapper/323:02:133
114091170,0ptp4l0-21swapper/123:36:081
114091170,0ptp4l0-21swapper/122:35:271
114091170,0ptp4l0-21swapper/020:19:460
114091170,0ptp4l0-21swapper/020:13:510
114091170,0ptp4l0-21swapper/019:29:310
114091160,0ptp4l0-21swapper/620:14:306
114091160,0ptp4l0-21swapper/519:49:315
114091160,0ptp4l0-21swapper/422:29:284
114091160,0ptp4l0-21swapper/319:37:573
114091160,0ptp4l0-21swapper/120:38:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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