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2025-09-16 - 09:45

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 Tue Sep 16, 2025 00:46:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2402626341,7sleep30-21swapper/319:06:463
114091620,4ptp4l0-21swapper/619:05:146
281292610,0sleep70-21swapper/700:32:277
114091610,4ptp4l0-21swapper/019:09:400
114091570,5ptp4l0-21swapper/419:09:344
114091570,5ptp4l0-21swapper/219:08:062
2120915534,6phc2sys0-21swapper/119:06:241
2406825333,6sleep50-21swapper/519:07:135
2413825240,7sleep70-21swapper/719:08:037
114091320,1ptp4l15927-21cpu21:10:125
114091320,0ptp4l0-21swapper/122:10:151
114091310,1ptp4l12795-21phc2sys21:50:162
114091310,0ptp4l0-21swapper/523:25:205
114091310,0ptp4l0-21swapper/522:40:155
114091310,0ptp4l0-21swapper/520:55:155
114091310,0ptp4l0-21swapper/520:45:185
114091310,0ptp4l0-21swapper/123:10:141
114091300,0ptp4l0-21swapper/522:59:445
114091300,0ptp4l0-21swapper/520:40:175
114091300,0ptp4l0-21swapper/500:16:485
114091300,0ptp4l0-21swapper/500:12:125
114091300,0ptp4l0-21swapper/223:52:202
114091300,0ptp4l0-21swapper/121:40:141
114091290,0ptp4l0-21swapper/121:37:481
114091290,0ptp4l0-21swapper/100:15:141
114091280,0ptp4l0-21swapper/521:39:165
114091280,0ptp4l0-21swapper/220:50:222
114091280,0ptp4l0-21swapper/021:38:400
114091270,0ptp4l0-21swapper/600:28:526
114091270,0ptp4l0-21swapper/523:40:355
114091270,0ptp4l0-21swapper/500:05:205
114091270,0ptp4l0-21swapper/421:15:274
114091270,0ptp4l0-21swapper/421:14:044
114091270,0ptp4l0-21swapper/400:16:374
114091270,0ptp4l0-21swapper/220:05:202
114091270,0ptp4l0-21swapper/123:46:141
114091270,0ptp4l0-21swapper/123:16:181
114091270,0ptp4l0-21swapper/122:15:201
114091270,0ptp4l0-21swapper/122:05:061
114091270,0ptp4l0-21swapper/022:25:200
114091270,0ptp4l0-21swapper/022:23:460
114091260,1ptp4l0-21swapper/522:20:165
114091260,0ptp4l0-21swapper/623:12:466
114091260,0ptp4l0-21swapper/621:59:146
114091260,0ptp4l0-21swapper/600:00:136
114091260,0ptp4l0-21swapper/600:00:136
114091260,0ptp4l0-21swapper/523:39:135
114091260,0ptp4l0-21swapper/523:10:235
114091260,0ptp4l0-21swapper/522:30:155
114091260,0ptp4l0-21swapper/522:05:485
114091260,0ptp4l0-21swapper/123:43:371
114091260,0ptp4l0-21swapper/123:25:181
114091260,0ptp4l0-21swapper/122:02:551
114091260,0ptp4l0-21swapper/120:25:191
114091260,0ptp4l0-21swapper/022:52:160
24590992521,0cyclictest0-21swapper/500:04:195
24590992521,0cyclictest0-21swapper/500:04:195
114091250,2ptp4l0-21swapper/622:00:136
114091250,1ptp4l30406-21irqstats20:30:136
114091250,1ptp4l27350-21irqstats21:25:161
114091250,0ptp4l0-21swapper/723:39:407
114091250,0ptp4l0-21swapper/721:54:427
114091250,0ptp4l0-21swapper/623:57:206
114091250,0ptp4l0-21swapper/623:57:196
114091250,0ptp4l0-21swapper/623:34:436
114091250,0ptp4l0-21swapper/620:10:016
114091250,0ptp4l0-21swapper/523:23:175
114091250,0ptp4l0-21swapper/523:01:595
114091250,0ptp4l0-21swapper/522:52:525
114091250,0ptp4l0-21swapper/521:45:165
114091250,0ptp4l0-21swapper/521:40:205
114091250,0ptp4l0-21swapper/500:32:595
114091250,0ptp4l0-21swapper/423:39:384
114091250,0ptp4l0-21swapper/223:56:372
114091250,0ptp4l0-21swapper/223:56:372
114091250,0ptp4l0-21swapper/221:47:562
114091250,0ptp4l0-21swapper/123:23:001
114091250,0ptp4l0-21swapper/122:57:201
114091250,0ptp4l0-21swapper/122:48:041
114091250,0ptp4l0-21swapper/122:30:191
114091250,0ptp4l0-21swapper/121:46:451
114091250,0ptp4l0-21swapper/121:02:291
114091250,0ptp4l0-21swapper/119:45:151
114091250,0ptp4l0-21swapper/119:30:231
114091250,0ptp4l0-21swapper/119:15:001
114091250,0ptp4l0-21swapper/100:25:121
114091250,0ptp4l0-21swapper/100:10:151
114091250,0ptp4l0-21swapper/022:45:120
114091250,0ptp4l0-21swapper/021:14:110
114091240,1ptp4l31277-21expr19:20:214
114091240,1ptp4l23600-21smartctl00:25:195
114091240,1ptp4l19297-21fw_conntrack00:20:131
114091240,1ptp4l17787-21/usr/sbin/munin22:45:224
114091240,1ptp4l13590-21df_inode23:25:140
114091240,0ptp4l0-21swapper/620:50:236
114091240,0ptp4l0-21swapper/620:29:596
114091240,0ptp4l0-21swapper/522:25:145
114091240,0ptp4l0-21swapper/521:16:235
114091240,0ptp4l0-21swapper/422:44:074
114091240,0ptp4l0-21swapper/422:20:314
114091240,0ptp4l0-21swapper/222:00:152
114091240,0ptp4l0-21swapper/221:30:222
114091240,0ptp4l0-21swapper/220:20:162
114091240,0ptp4l0-21swapper/123:06:171
114091240,0ptp4l0-21swapper/122:39:461
114091240,0ptp4l0-21swapper/121:16:131
114091240,0ptp4l0-21swapper/120:35:171
114091240,0ptp4l0-21swapper/119:40:211
114091240,0ptp4l0-21swapper/100:36:071
114091240,0ptp4l0-21swapper/022:00:280
24590992321,1cyclictest30404-21fw_forwarded_lo21:30:155
114091230,5ptp4l11030-21kworker/0:022:10:340
114091230,1ptp4l22873-21acpi20:15:121
114091230,1ptp4l21070-21awk20:10:192
114091230,1ptp4l19609-21grep21:15:162
114091230,0ptp4l0-21swapper/721:27:467
114091230,0ptp4l0-21swapper/623:15:146
114091230,0ptp4l0-21swapper/621:32:506
114091230,0ptp4l0-21swapper/621:15:166
114091230,0ptp4l0-21swapper/620:00:146
114091230,0ptp4l0-21swapper/523:32:175
114091230,0ptp4l0-21swapper/523:08:155
114091230,0ptp4l0-21swapper/522:49:285
114091230,0ptp4l0-21swapper/522:35:155
114091230,0ptp4l0-21swapper/522:15:135
114091230,0ptp4l0-21swapper/521:58:015
114091230,0ptp4l0-21swapper/521:05:115
114091230,0ptp4l0-21swapper/521:00:225
114091230,0ptp4l0-21swapper/520:25:185
114091230,0ptp4l0-21swapper/519:52:065
114091230,0ptp4l0-21swapper/519:45:205
114091230,0ptp4l0-21swapper/519:25:155
114091230,0ptp4l0-21swapper/519:15:205
114091230,0ptp4l0-21swapper/519:10:325
114091230,0ptp4l0-21swapper/423:50:104
114091230,0ptp4l0-21swapper/423:45:154
114091230,0ptp4l0-21swapper/423:00:144
114091230,0ptp4l0-21swapper/421:45:024
114091230,0ptp4l0-21swapper/421:20:164
114091230,0ptp4l0-21swapper/421:20:154
114091230,0ptp4l0-21swapper/420:35:204
114091230,0ptp4l0-21swapper/400:20:134
114091230,0ptp4l0-21swapper/223:15:122
114091230,0ptp4l0-21swapper/222:39:152
114091230,0ptp4l0-21swapper/221:21:342
114091230,0ptp4l0-21swapper/221:21:342
114091230,0ptp4l0-21swapper/200:00:142
114091230,0ptp4l0-21swapper/200:00:142
114091230,0ptp4l0-21swapper/123:35:201
114091230,0ptp4l0-21swapper/123:35:001
114091230,0ptp4l0-21swapper/123:00:141
114091230,0ptp4l0-21swapper/122:51:331
114091230,0ptp4l0-21swapper/122:40:211
114091230,0ptp4l0-21swapper/122:25:141
114091230,0ptp4l0-21swapper/122:20:121
114091230,0ptp4l0-21swapper/120:55:101
114091230,0ptp4l0-21swapper/119:55:121
114091230,0ptp4l0-21swapper/119:15:171
114091230,0ptp4l0-21swapper/023:50:130
114091230,0ptp4l0-21swapper/023:19:580
114091230,0ptp4l0-21swapper/021:43:250
114091230,0ptp4l0-21swapper/019:20:170
114091230,0ptp4l0-21swapper/019:10:130
114091230,0ptp4l0-21swapper/000:35:210
114091230,0ptp4l0-21swapper/000:07:520
114091220,1ptp4l30993-21users00:35:224
114091220,1ptp4l2459899cyclictest19:33:586
114091220,0ptp4l0-21swapper/623:52:546
114091220,0ptp4l0-21swapper/622:29:256
114091220,0ptp4l0-21swapper/621:50:136
114091220,0ptp4l0-21swapper/621:37:106
114091220,0ptp4l0-21swapper/621:21:586
114091220,0ptp4l0-21swapper/621:21:586
114091220,0ptp4l0-21swapper/620:43:406
114091220,0ptp4l0-21swapper/620:35:146
114091220,0ptp4l0-21swapper/620:20:146
114091220,0ptp4l0-21swapper/620:05:136
114091220,0ptp4l0-21swapper/619:35:196
114091220,0ptp4l0-21swapper/619:25:186
114091220,0ptp4l0-21swapper/600:30:136
114091220,0ptp4l0-21swapper/523:50:125
114091220,0ptp4l0-21swapper/523:46:265
114091220,0ptp4l0-21swapper/523:19:335
114091220,0ptp4l0-21swapper/522:10:155
114091220,0ptp4l0-21swapper/521:25:185
114091220,0ptp4l0-21swapper/520:35:185
114091220,0ptp4l0-21swapper/520:15:135
114091220,0ptp4l0-21swapper/519:55:125
114091220,0ptp4l0-21swapper/519:43:005
114091220,0ptp4l0-21swapper/519:35:015
114091220,0ptp4l0-21swapper/519:30:215
114091220,0ptp4l0-21swapper/500:20:165
114091220,0ptp4l0-21swapper/423:40:064
114091220,0ptp4l0-21swapper/423:16:344
114091220,0ptp4l0-21swapper/423:05:224
114091220,0ptp4l0-21swapper/422:58:564
114091220,0ptp4l0-21swapper/422:34:424
114091220,0ptp4l0-21swapper/422:14:094
114091220,0ptp4l0-21swapper/422:00:214
114091220,0ptp4l0-21swapper/421:57:534
114091220,0ptp4l0-21swapper/421:36:384
114091220,0ptp4l0-21swapper/419:52:224
114091220,0ptp4l0-21swapper/419:40:174
114091220,0ptp4l0-21swapper/419:10:144
114091220,0ptp4l0-21swapper/400:28:234
114091220,0ptp4l0-21swapper/320:12:303
114091220,0ptp4l0-21swapper/300:30:443
114091220,0ptp4l0-21swapper/223:30:092
114091220,0ptp4l0-21swapper/223:12:122
114091220,0ptp4l0-21swapper/223:04:032
114091220,0ptp4l0-21swapper/222:27:322
114091220,0ptp4l0-21swapper/221:37:252
114091220,0ptp4l0-21swapper/221:29:532
114091220,0ptp4l0-21swapper/221:13:562
114091220,0ptp4l0-21swapper/220:30:172
114091220,0ptp4l0-21swapper/220:29:372
114091220,0ptp4l0-21swapper/200:30:172
114091220,0ptp4l0-21swapper/200:29:242
114091220,0ptp4l0-21swapper/123:58:091
114091220,0ptp4l0-21swapper/123:58:081
114091220,0ptp4l0-21swapper/123:50:111
114091220,0ptp4l0-21swapper/121:55:161
114091220,0ptp4l0-21swapper/121:23:231
114091220,0ptp4l0-21swapper/121:23:231
114091220,0ptp4l0-21swapper/121:10:121
114091220,0ptp4l0-21swapper/121:05:121
114091220,0ptp4l0-21swapper/120:45:191
114091220,0ptp4l0-21swapper/120:40:161
114091220,0ptp4l0-21swapper/119:50:131
114091220,0ptp4l0-21swapper/119:30:001
114091220,0ptp4l0-21swapper/119:22:191
114091220,0ptp4l0-21swapper/100:34:381
114091220,0ptp4l0-21swapper/100:05:121
114091220,0ptp4l0-21swapper/023:45:110
114091220,0ptp4l0-21swapper/023:37:080
114091220,0ptp4l0-21swapper/023:05:140
114091220,0ptp4l0-21swapper/022:40:020
114091220,0ptp4l0-21swapper/021:25:130
114091220,0ptp4l0-21swapper/021:20:140
114091220,0ptp4l0-21swapper/021:20:130
114091220,0ptp4l0-21swapper/021:05:190
114091220,0ptp4l0-21swapper/020:35:150
114091220,0ptp4l0-21swapper/019:55:160
114091220,0ptp4l0-21swapper/019:40:190
114091220,0ptp4l0-21swapper/000:30:210
114091210,0ptp4l20767-21ssh00:21:007
114091210,0ptp4l15412-21diskmemload21:59:192
114091210,0ptp4l0-21swapper/721:55:017
114091210,0ptp4l0-21swapper/720:37:107
114091210,0ptp4l0-21swapper/720:12:247
114091210,0ptp4l0-21swapper/623:42:326
114091210,0ptp4l0-21swapper/623:03:506
114091210,0ptp4l0-21swapper/622:38:526
114091210,0ptp4l0-21swapper/619:58:466
114091210,0ptp4l0-21swapper/619:41:596
114091210,0ptp4l0-21swapper/523:58:045
114091210,0ptp4l0-21swapper/523:58:045
114091210,0ptp4l0-21swapper/522:02:025
114091210,0ptp4l0-21swapper/521:51:185
114091210,0ptp4l0-21swapper/521:20:325
114091210,0ptp4l0-21swapper/521:20:315
114091210,0ptp4l0-21swapper/520:53:125
114091210,0ptp4l0-21swapper/519:22:195
114091210,0ptp4l0-21swapper/500:35:015
114091210,0ptp4l0-21swapper/423:30:424
114091210,0ptp4l0-21swapper/423:25:154
114091210,0ptp4l0-21swapper/422:35:514
114091210,0ptp4l0-21swapper/422:25:194
114091210,0ptp4l0-21swapper/422:17:374
114091210,0ptp4l0-21swapper/422:06:504
114091210,0ptp4l0-21swapper/421:52:544
114091210,0ptp4l0-21swapper/421:43:234
114091210,0ptp4l0-21swapper/421:33:214
114091210,0ptp4l0-21swapper/421:25:324
114091210,0ptp4l0-21swapper/420:58:544
114091210,0ptp4l0-21swapper/420:14:004
114091210,0ptp4l0-21swapper/400:30:214
114091210,0ptp4l0-21swapper/400:13:234
114091210,0ptp4l0-21swapper/400:04:004
114091210,0ptp4l0-21swapper/400:04:004
114091210,0ptp4l0-21swapper/322:22:133
114091210,0ptp4l0-21swapper/321:53:173
114091210,0ptp4l0-21swapper/320:37:173
114091210,0ptp4l0-21swapper/319:44:473
114091210,0ptp4l0-21swapper/300:21:033
114091210,0ptp4l0-21swapper/223:42:412
114091210,0ptp4l0-21swapper/221:00:012
114091210,0ptp4l0-21swapper/220:58:012
114091210,0ptp4l0-21swapper/220:49:192
114091210,0ptp4l0-21swapper/219:57:552
114091210,0ptp4l0-21swapper/219:35:192
114091210,0ptp4l0-21swapper/219:32:192
114091210,0ptp4l0-21swapper/200:36:302
114091210,0ptp4l0-21swapper/121:51:381
114091210,0ptp4l0-21swapper/121:32:111
114091210,0ptp4l0-21swapper/120:23:211
114091210,0ptp4l0-21swapper/120:13:171
114091210,0ptp4l0-21swapper/100:00:481
114091210,0ptp4l0-21swapper/100:00:481
114091210,0ptp4l0-21swapper/023:40:150
114091210,0ptp4l0-21swapper/023:31:290
114091210,0ptp4l0-21swapper/023:20:130
114091210,0ptp4l0-21swapper/023:04:300
114091210,0ptp4l0-21swapper/022:34:490
114091210,0ptp4l0-21swapper/022:18:290
114091210,0ptp4l0-21swapper/022:08:560
114091210,0ptp4l0-21swapper/021:57:290
114091210,0ptp4l0-21swapper/021:45:020
114091210,0ptp4l0-21swapper/021:15:360
114091210,0ptp4l0-21swapper/020:45:120
114091210,0ptp4l0-21swapper/020:40:160
114091210,0ptp4l0-21swapper/000:23:370
114091210,0ptp4l0-21swapper/000:16:350
114091210,0ptp4l0-21swapper/000:13:340
114091210,0ptp4l0-21swapper/000:01:580
114091210,0ptp4l0-21swapper/000:01:570
114091200,0ptp4l0-21swapper/722:22:087
114091200,0ptp4l0-21swapper/621:48:006
114091200,0ptp4l0-21swapper/621:29:076
114091200,0ptp4l0-21swapper/621:07:556
114091200,0ptp4l0-21swapper/620:19:576
114091200,0ptp4l0-21swapper/619:47:316
114091200,0ptp4l0-21swapper/600:36:456
114091200,0ptp4l0-21swapper/520:21:135
114091200,0ptp4l0-21swapper/423:57:494
114091200,0ptp4l0-21swapper/423:57:494
114091200,0ptp4l0-21swapper/423:20:314
114091200,0ptp4l0-21swapper/422:51:544
114091200,0ptp4l0-21swapper/420:17:514
114091200,0ptp4l0-21swapper/419:25:154
114091200,0ptp4l0-21swapper/419:18:184
114091200,0ptp4l0-21swapper/400:06:544
114091200,0ptp4l0-21swapper/323:39:413
114091200,0ptp4l0-21swapper/321:27:563
114091200,0ptp4l0-21swapper/222:42:162
114091200,0ptp4l0-21swapper/221:08:062
114091200,0ptp4l0-21swapper/220:00:192
114091200,0ptp4l0-21swapper/219:42:082
114091200,0ptp4l0-21swapper/219:18:382
114091200,0ptp4l0-21swapper/120:54:551
114091200,0ptp4l0-21swapper/119:35:091
114091200,0ptp4l0-21swapper/023:57:340
114091200,0ptp4l0-21swapper/023:57:340
114091200,0ptp4l0-21swapper/023:10:400
114091200,0ptp4l0-21swapper/022:57:280
114091200,0ptp4l0-21swapper/022:36:060
114091200,0ptp4l0-21swapper/021:52:560
114091200,0ptp4l0-21swapper/021:33:380
114091200,0ptp4l0-21swapper/020:16:170
114091200,0ptp4l0-21swapper/019:25:200
114091190,3ptp4l0-21swapper/419:31:034
114091190,2ptp4l0-21swapper/520:32:215
114091190,0ptp4l0-21swapper/622:56:466
114091190,0ptp4l0-21swapper/419:55:224
114091190,0ptp4l0-21swapper/321:23:323
114091190,0ptp4l0-21swapper/321:23:323
114091190,0ptp4l0-21swapper/223:27:482
114091190,0ptp4l0-21swapper/120:32:101
114091190,0ptp4l0-21swapper/000:28:270
114091180,0ptp4l0-21swapper/621:14:006
114091180,0ptp4l0-21swapper/423:10:014
114091180,0ptp4l0-21swapper/421:06:534
170272170,0sleep30-21swapper/300:15:243
114091170,2ptp4l0-21swapper/019:37:420
114091170,0ptp4l0-21swapper/623:20:446
114091170,0ptp4l0-21swapper/520:03:075
114091170,0ptp4l0-21swapper/223:20:432
114091170,0ptp4l0-21swapper/019:48:190
114091160,0ptp4l0-21swapper/623:27:456
114091160,0ptp4l0-21swapper/622:42:146
114091160,0ptp4l0-21swapper/620:48:196
114091160,0ptp4l0-21swapper/420:26:424
114091160,0ptp4l0-21swapper/420:08:064
114091160,0ptp4l0-21swapper/321:55:033
114091160,0ptp4l0-21swapper/220:42:532
114091160,0ptp4l0-21swapper/220:19:462
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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