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2025-12-12 - 04:35

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 Dec 12, 2025 00:46:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
114091810,27ptp4l0-21swapper/019:06:420
1932026251,7sleep30-21swapper/319:09:433
77172610,0sleep10-21swapper/121:50:141
1919526151,6sleep70-21swapper/719:08:027
114091610,6ptp4l0-21swapper/519:05:225
114091600,29ptp4l0-21swapper/119:09:421
1909325635,6sleep60-21swapper/619:06:506
1908025240,7sleep20-21swapper/219:06:382
114091480,5ptp4l0-21swapper/419:08:394
114091320,1ptp4l2309-21irqstats20:50:182
114091310,4ptp4l0-21swapper/521:13:595
114091310,0ptp4l0-21swapper/520:30:115
114091300,0ptp4l0-21swapper/523:39:095
114091300,0ptp4l0-21swapper/419:40:154
114091300,0ptp4l0-21swapper/400:37:004
114091290,2ptp4l0-21swapper/423:05:144
114091290,0ptp4l0-21swapper/623:10:176
114091290,0ptp4l0-21swapper/522:53:175
114091290,0ptp4l0-21swapper/421:54:534
114091290,0ptp4l0-21swapper/222:27:272
114091290,0ptp4l0-21swapper/220:40:132
114091290,0ptp4l0-21swapper/123:22:361
114091280,2ptp4l0-21swapper/521:05:225
114091280,0ptp4l0-21swapper/523:07:375
114091280,0ptp4l0-21swapper/519:25:165
114091270,2ptp4l0-21swapper/119:37:581
114091270,0ptp4l0-21swapper/622:29:116
114091270,0ptp4l0-21swapper/622:13:196
114091270,0ptp4l0-21swapper/600:28:076
114091270,0ptp4l0-21swapper/522:48:325
114091270,0ptp4l0-21swapper/522:37:055
114091270,0ptp4l0-21swapper/023:29:020
114091260,2ptp4l0-21swapper/522:06:325
114091260,2ptp4l0-21swapper/521:39:305
114091260,0ptp4l0-21swapper/621:19:356
114091260,0ptp4l0-21swapper/521:57:445
114091260,0ptp4l0-21swapper/521:44:365
114091260,0ptp4l0-21swapper/520:45:135
114091260,0ptp4l0-21swapper/400:08:494
114091260,0ptp4l0-21swapper/123:12:571
114091260,0ptp4l0-21swapper/121:36:461
114091260,0ptp4l0-21swapper/023:59:120
114091260,0ptp4l0-21swapper/022:31:080
114091250,3ptp4l0-21swapper/100:39:161
114091250,2ptp4l0-21swapper/721:43:177
114091250,2ptp4l0-21swapper/523:32:425
114091250,2ptp4l0-21swapper/400:25:284
114091250,1ptp4l25707-21diskstats22:15:156
114091250,1ptp4l24061-21if_virbr0-nic00:30:184
114091250,0ptp4l0-21swapper/623:41:596
114091250,0ptp4l0-21swapper/621:41:466
114091250,0ptp4l0-21swapper/620:10:006
114091250,0ptp4l0-21swapper/600:24:546
114091250,0ptp4l0-21swapper/600:05:176
114091250,0ptp4l0-21swapper/523:25:525
114091250,0ptp4l0-21swapper/522:10:145
114091250,0ptp4l0-21swapper/519:10:145
114091250,0ptp4l0-21swapper/423:45:154
114091250,0ptp4l0-21swapper/423:31:064
114091250,0ptp4l0-21swapper/422:55:254
114091250,0ptp4l0-21swapper/422:55:244
114091250,0ptp4l0-21swapper/422:27:084
114091250,0ptp4l0-21swapper/421:29:414
114091250,0ptp4l0-21swapper/223:41:232
114091250,0ptp4l0-21swapper/223:01:182
114091250,0ptp4l0-21swapper/223:01:182
114091250,0ptp4l0-21swapper/222:14:162
114091250,0ptp4l0-21swapper/221:57:312
114091250,0ptp4l0-21swapper/220:15:222
114091250,0ptp4l0-21swapper/123:59:521
114091250,0ptp4l0-21swapper/123:27:271
114091250,0ptp4l0-21swapper/121:11:361
114091250,0ptp4l0-21swapper/121:00:201
114091250,0ptp4l0-21swapper/119:20:151
114091250,0ptp4l0-21swapper/000:00:590
114091240,2ptp4l0-21swapper/523:15:035
114091240,2ptp4l0-21swapper/521:25:065
114091240,2ptp4l0-21swapper/121:58:491
114091240,1ptp4l635-21df21:40:141
114091240,1ptp4l28891-21df23:05:130
114091240,1ptp4l27336-21grep19:25:121
114091240,1ptp4l25722-21fw_conntrack22:15:152
114091240,1ptp4l24225-21irqstats00:30:190
114091240,1ptp4l20652-21ssh21:22:240
114091240,1ptp4l10129-21fw_conntrack00:10:165
114091240,0ptp4l10486-21diskmemload21:24:294
114091240,0ptp4l0-21swapper/621:51:256
114091240,0ptp4l0-21swapper/620:25:146
114091240,0ptp4l0-21swapper/523:50:145
114091240,0ptp4l0-21swapper/522:20:135
114091240,0ptp4l0-21swapper/520:10:185
114091240,0ptp4l0-21swapper/519:50:155
114091240,0ptp4l0-21swapper/519:30:205
114091240,0ptp4l0-21swapper/500:01:245
114091240,0ptp4l0-21swapper/422:45:534
114091240,0ptp4l0-21swapper/422:44:184
114091240,0ptp4l0-21swapper/421:14:294
114091240,0ptp4l0-21swapper/420:35:164
114091240,0ptp4l0-21swapper/419:20:204
114091240,0ptp4l0-21swapper/123:18:541
114091240,0ptp4l0-21swapper/122:43:571
114091240,0ptp4l0-21swapper/023:13:160
114091240,0ptp4l0-21swapper/022:49:310
114091240,0ptp4l0-21swapper/021:10:380
114091240,0ptp4l0-21swapper/000:28:570
114091230,1ptp4l7877-21irqrtprio22:35:151
114091230,1ptp4l65-21ksoftirqd/623:00:216
114091230,1ptp4l65-21ksoftirqd/623:00:216
114091230,1ptp4l5051-21/usr/sbin/munin20:55:195
114091230,1ptp4l341-21df_inode22:25:130
114091230,1ptp4l27246-21cpuspeed_turbos00:35:150
114091230,1ptp4l25792-21hddtemp_smartct21:30:141
114091230,1ptp4l18671-21/usr/sbin/munin21:20:176
114091230,1ptp4l15253-21/usr/sbin/munin22:45:151
114091230,1ptp4l15092-21smartctl22:00:142
114091230,1ptp4l10486-21diskmemload23:10:594
114091230,1ptp4l10486-21diskmemload21:43:103
114091230,0ptp4l22644-21cpuspeed_turbos20:25:152
114091230,0ptp4l0-21swapper/700:22:527
114091230,0ptp4l0-21swapper/623:30:136
114091230,0ptp4l0-21swapper/622:00:146
114091230,0ptp4l0-21swapper/620:40:106
114091230,0ptp4l0-21swapper/620:15:206
114091230,0ptp4l0-21swapper/619:15:016
114091230,0ptp4l0-21swapper/523:40:125
114091230,0ptp4l0-21swapper/523:12:025
114091230,0ptp4l0-21swapper/522:58:465
114091230,0ptp4l0-21swapper/522:58:465
114091230,0ptp4l0-21swapper/522:40:135
114091230,0ptp4l0-21swapper/522:30:225
114091230,0ptp4l0-21swapper/522:25:165
114091230,0ptp4l0-21swapper/521:45:145
114091230,0ptp4l0-21swapper/521:30:165
114091230,0ptp4l0-21swapper/521:15:215
114091230,0ptp4l0-21swapper/521:00:145
114091230,0ptp4l0-21swapper/520:05:205
114091230,0ptp4l0-21swapper/519:45:165
114091230,0ptp4l0-21swapper/519:40:205
114091230,0ptp4l0-21swapper/519:35:165
114091230,0ptp4l0-21swapper/500:35:235
114091230,0ptp4l0-21swapper/500:30:175
114091230,0ptp4l0-21swapper/500:15:235
114091230,0ptp4l0-21swapper/423:55:174
114091230,0ptp4l0-21swapper/423:50:214
114091230,0ptp4l0-21swapper/421:58:274
114091230,0ptp4l0-21swapper/421:45:234
114091230,0ptp4l0-21swapper/421:43:264
114091230,0ptp4l0-21swapper/420:45:234
114091230,0ptp4l0-21swapper/420:20:144
114091230,0ptp4l0-21swapper/420:20:134
114091230,0ptp4l0-21swapper/420:10:134
114091230,0ptp4l0-21swapper/400:15:154
114091230,0ptp4l0-21swapper/400:00:184
114091230,0ptp4l0-21swapper/300:23:133
114091230,0ptp4l0-21swapper/223:30:162
114091230,0ptp4l0-21swapper/223:10:142
114091230,0ptp4l0-21swapper/222:55:092
114091230,0ptp4l0-21swapper/222:55:092
114091230,0ptp4l0-21swapper/221:20:212
114091230,0ptp4l0-21swapper/200:05:222
114091230,0ptp4l0-21swapper/123:40:151
114091230,0ptp4l0-21swapper/123:35:171
114091230,0ptp4l0-21swapper/122:50:231
114091230,0ptp4l0-21swapper/122:30:161
114091230,0ptp4l0-21swapper/122:25:201
114091230,0ptp4l0-21swapper/122:20:171
114091230,0ptp4l0-21swapper/122:10:171
114091230,0ptp4l0-21swapper/122:05:251
114091230,0ptp4l0-21swapper/122:04:201
114091230,0ptp4l0-21swapper/121:25:181
114091230,0ptp4l0-21swapper/121:05:241
114091230,0ptp4l0-21swapper/120:55:121
114091230,0ptp4l0-21swapper/120:45:181
114091230,0ptp4l0-21swapper/120:35:141
114091230,0ptp4l0-21swapper/120:10:161
114091230,0ptp4l0-21swapper/120:05:171
114091230,0ptp4l0-21swapper/120:00:191
114091230,0ptp4l0-21swapper/119:30:161
114091230,0ptp4l0-21swapper/100:30:151
114091230,0ptp4l0-21swapper/100:28:031
114091230,0ptp4l0-21swapper/100:20:181
114091230,0ptp4l0-21swapper/100:15:151
114091230,0ptp4l0-21swapper/023:51:420
114091230,0ptp4l0-21swapper/023:45:130
114091230,0ptp4l0-21swapper/023:24:570
114091230,0ptp4l0-21swapper/023:03:230
114091230,0ptp4l0-21swapper/023:03:220
114091230,0ptp4l0-21swapper/022:20:000
114091230,0ptp4l0-21swapper/022:05:160
114091230,0ptp4l0-21swapper/021:54:590
114091230,0ptp4l0-21swapper/021:48:440
114091230,0ptp4l0-21swapper/021:38:400
114091230,0ptp4l0-21swapper/021:32:380
114091230,0ptp4l0-21swapper/021:15:180
114091230,0ptp4l0-21swapper/021:00:150
114091220,0ptp4l1084-21snmpd19:40:130
114091220,0ptp4l0-21swapper/623:09:116
114091220,0ptp4l0-21swapper/622:55:076
114091220,0ptp4l0-21swapper/622:55:076
114091220,0ptp4l0-21swapper/622:54:596
114091220,0ptp4l0-21swapper/621:59:466
114091220,0ptp4l0-21swapper/619:47:556
114091220,0ptp4l0-21swapper/600:34:466
114091220,0ptp4l0-21swapper/600:04:386
114091220,0ptp4l0-21swapper/523:55:165
114091220,0ptp4l0-21swapper/523:45:225
114091220,0ptp4l0-21swapper/523:20:155
114091220,0ptp4l0-21swapper/522:16:555
114091220,0ptp4l0-21swapper/522:03:595
114091220,0ptp4l0-21swapper/521:50:215
114091220,0ptp4l0-21swapper/521:22:495
114091220,0ptp4l0-21swapper/520:01:115
114091220,0ptp4l0-21swapper/519:55:575
114091220,0ptp4l0-21swapper/519:20:175
114091220,0ptp4l0-21swapper/519:19:595
114091220,0ptp4l0-21swapper/500:26:045
114091220,0ptp4l0-21swapper/500:20:155
114091220,0ptp4l0-21swapper/423:40:194
114091220,0ptp4l0-21swapper/423:20:254
114091220,0ptp4l0-21swapper/423:04:174
114091220,0ptp4l0-21swapper/423:04:174
114091220,0ptp4l0-21swapper/422:52:574
114091220,0ptp4l0-21swapper/422:37:394
114091220,0ptp4l0-21swapper/422:18:384
114091220,0ptp4l0-21swapper/422:11:124
114091220,0ptp4l0-21swapper/422:04:524
114091220,0ptp4l0-21swapper/421:16:074
114091220,0ptp4l0-21swapper/421:00:154
114091220,0ptp4l0-21swapper/420:55:154
114091220,0ptp4l0-21swapper/420:00:124
114091220,0ptp4l0-21swapper/419:55:194
114091220,0ptp4l0-21swapper/419:40:004
114091220,0ptp4l0-21swapper/400:10:254
114091220,0ptp4l0-21swapper/223:09:582
114091220,0ptp4l0-21swapper/220:21:102
114091220,0ptp4l0-21swapper/220:21:092
114091220,0ptp4l0-21swapper/219:15:162
114091220,0ptp4l0-21swapper/200:34:442
114091220,0ptp4l0-21swapper/123:50:131
114091220,0ptp4l0-21swapper/123:45:191
114091220,0ptp4l0-21swapper/123:31:111
114091220,0ptp4l0-21swapper/122:57:011
114091220,0ptp4l0-21swapper/122:57:001
114091220,0ptp4l0-21swapper/122:15:501
114091220,0ptp4l0-21swapper/121:45:151
114091220,0ptp4l0-21swapper/121:21:561
114091220,0ptp4l0-21swapper/121:15:051
114091220,0ptp4l0-21swapper/120:31:591
114091220,0ptp4l0-21swapper/119:50:141
114091220,0ptp4l0-21swapper/119:45:111
114091220,0ptp4l0-21swapper/100:10:161
114091220,0ptp4l0-21swapper/100:00:151
114091220,0ptp4l0-21swapper/023:40:190
114091220,0ptp4l0-21swapper/023:33:210
114091220,0ptp4l0-21swapper/023:15:180
114091220,0ptp4l0-21swapper/022:55:140
114091220,0ptp4l0-21swapper/022:55:140
114091220,0ptp4l0-21swapper/022:25:000
114091220,0ptp4l0-21swapper/022:12:050
114091220,0ptp4l0-21swapper/021:55:230
114091220,0ptp4l0-21swapper/021:25:210
114091220,0ptp4l0-21swapper/020:35:200
114091220,0ptp4l0-21swapper/020:20:200
114091220,0ptp4l0-21swapper/020:20:200
114091220,0ptp4l0-21swapper/020:10:130
114091220,0ptp4l0-21swapper/020:05:160
114091220,0ptp4l0-21swapper/019:55:130
114091220,0ptp4l0-21swapper/019:35:110
114091210,6ptp4l0-21swapper/520:38:105
114091210,3ptp4l0-21swapper/520:18:585
114091210,0ptp4l0-21swapper/623:47:096
114091210,0ptp4l0-21swapper/620:50:286
114091210,0ptp4l0-21swapper/620:39:596
114091210,0ptp4l0-21swapper/620:21:596
114091210,0ptp4l0-21swapper/620:21:596
114091210,0ptp4l0-21swapper/619:14:546
114091210,0ptp4l0-21swapper/523:02:455
114091210,0ptp4l0-21swapper/523:02:455
114091210,0ptp4l0-21swapper/520:25:595
114091210,0ptp4l0-21swapper/500:06:135
114091210,0ptp4l0-21swapper/423:37:314
114091210,0ptp4l0-21swapper/423:27:014
114091210,0ptp4l0-21swapper/423:19:564
114091210,0ptp4l0-21swapper/422:33:124
114091210,0ptp4l0-21swapper/422:05:194
114091210,0ptp4l0-21swapper/421:35:304
114091210,0ptp4l0-21swapper/421:33:454
114091210,0ptp4l0-21swapper/420:44:114
114091210,0ptp4l0-21swapper/420:26:564
114091210,0ptp4l0-21swapper/419:54:104
114091210,0ptp4l0-21swapper/400:21:454
114091210,0ptp4l0-21swapper/322:28:533
114091210,0ptp4l0-21swapper/223:46:132
114091210,0ptp4l0-21swapper/221:19:392
114091210,0ptp4l0-21swapper/220:37:322
114091210,0ptp4l0-21swapper/200:28:202
114091210,0ptp4l0-21swapper/200:04:412
114091210,0ptp4l0-21swapper/123:05:451
114091210,0ptp4l0-21swapper/120:29:591
114091210,0ptp4l0-21swapper/120:24:001
114091210,0ptp4l0-21swapper/120:23:591
114091210,0ptp4l0-21swapper/119:56:371
114091210,0ptp4l0-21swapper/119:40:221
114091210,0ptp4l0-21swapper/119:12:171
114091210,0ptp4l0-21swapper/022:52:150
114091210,0ptp4l0-21swapper/022:40:010
114091210,0ptp4l0-21swapper/022:36:570
114091210,0ptp4l0-21swapper/021:40:530
114091210,0ptp4l0-21swapper/000:21:150
114091210,0ptp4l0-21swapper/000:11:150
114091200,4ptp4l0-21swapper/220:47:502
114091200,1ptp4l28388-21sendmail_mailqu19:25:184
114091200,0ptp4l0-21swapper/623:58:226
114091200,0ptp4l0-21swapper/623:26:416
114091200,0ptp4l0-21swapper/620:14:596
114091200,0ptp4l0-21swapper/520:20:135
114091200,0ptp4l0-21swapper/520:20:125
114091200,0ptp4l0-21swapper/422:22:214
114091200,0ptp4l0-21swapper/221:51:402
114091200,0ptp4l0-21swapper/219:47:552
114091200,0ptp4l0-21swapper/219:14:422
114091200,0ptp4l0-21swapper/200:24:462
114091200,0ptp4l0-21swapper/123:03:411
114091200,0ptp4l0-21swapper/123:03:411
114091200,0ptp4l0-21swapper/100:06:061
114091200,0ptp4l0-21swapper/022:04:470
114091200,0ptp4l0-21swapper/020:45:240
114091200,0ptp4l0-21swapper/020:00:430
114091200,0ptp4l0-21swapper/019:25:220
114091200,0ptp4l0-21swapper/019:18:090
114091200,0ptp4l0-21swapper/000:19:370
114091190,2ptp4l0-21swapper/520:44:345
114091190,0ptp4l0-21swapper/619:22:236
114091190,0ptp4l0-21swapper/421:06:324
114091190,0ptp4l0-21swapper/223:58:212
114091190,0ptp4l0-21swapper/221:41:462
114091190,0ptp4l0-21swapper/221:02:132
114091190,0ptp4l0-21swapper/023:36:260
114091190,0ptp4l0-21swapper/019:54:300
114091190,0ptp4l0-21swapper/019:21:460
114091190,0ptp4l0-21swapper/000:08:350
114091180,2ptp4l0-21swapper/219:22:162
114091180,0ptp4l0-21swapper/223:26:422
114091180,0ptp4l0-21swapper/020:55:190
114091180,0ptp4l0-21swapper/020:43:350
114091180,0ptp4l0-21swapper/019:34:150
114091170,0ptp4l0-21swapper/420:54:254
114091170,0ptp4l0-21swapper/420:05:524
114091170,0ptp4l0-21swapper/319:16:453
114091170,0ptp4l0-21swapper/200:37:162
114091170,0ptp4l0-21swapper/020:30:120
114091170,0ptp4l0-21swapper/019:10:460
114091160,1ptp4l49-21ksoftirqd/419:46:224
114091160,0ptp4l0-21swapper/722:28:517
114091160,0ptp4l0-21swapper/719:16:207
114091160,0ptp4l0-21swapper/600:37:176
114091160,0ptp4l0-21swapper/419:19:174
114091160,0ptp4l0-21swapper/221:07:102
114091160,0ptp4l0-21swapper/220:14:362
114091160,0ptp4l0-21swapper/120:42:401
114091160,0ptp4l0-21swapper/120:16:231
114091160,0ptp4l0-21swapper/021:08:410
114091160,0ptp4l0-21swapper/020:54:090
114091160,0ptp4l0-21swapper/020:16:560
114091150,0ptp4l0-21swapper/720:32:327
114091150,0ptp4l0-21swapper/720:15:347
114091150,0ptp4l0-21swapper/621:07:086
114091150,0ptp4l0-21swapper/621:02:276
114091150,0ptp4l0-21swapper/620:47:196
114091150,0ptp4l0-21swapper/520:53:315
114091150,0ptp4l0-21swapper/420:30:064
114091150,0ptp4l0-21swapper/420:15:454
114091150,0ptp4l0-21swapper/419:32:144
114091150,0ptp4l0-21swapper/320:32:283
114091150,0ptp4l0-21swapper/320:15:323
114091150,0ptp4l0-21swapper/222:54:572
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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