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2026-06-27 - 00:00

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 Jun 26, 2026 12:46:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1881917049,6phc2sys0-21swapper/207:09:552
282872640,0sleep40-21swapper/408:10:194
111391600,28ptp4l0-21swapper/007:09:590
3023425949,6sleep40-21swapper/407:05:324
111391590,5ptp4l0-21swapper/507:06:115
111391570,6ptp4l0-21swapper/107:08:171
3058225433,6sleep60-21swapper/607:10:006
3037224937,7sleep70-21swapper/707:07:197
3035924635,7sleep30-21swapper/307:07:083
111391340,0ptp4l0-21swapper/411:00:144
111391340,0ptp4l0-21swapper/411:00:144
111391320,0ptp4l0-21swapper/409:17:584
111391320,0ptp4l0-21swapper/012:25:180
111391310,0ptp4l0-21swapper/111:20:191
111391300,0ptp4l0-21swapper/110:55:541
111391300,0ptp4l0-21swapper/110:21:311
111391300,0ptp4l0-21swapper/008:00:160
111391290,0ptp4l0-21swapper/409:40:184
111391290,0ptp4l0-21swapper/109:33:241
111391290,0ptp4l0-21swapper/010:48:180
111391280,0ptp4l0-21swapper/609:24:026
111391280,0ptp4l0-21swapper/509:55:535
111391280,0ptp4l0-21swapper/411:23:494
111391280,0ptp4l0-21swapper/410:01:444
111391280,0ptp4l0-21swapper/407:20:174
111391280,0ptp4l0-21swapper/109:29:481
111391280,0ptp4l0-21swapper/012:20:220
111391280,0ptp4l0-21swapper/012:03:450
111391280,0ptp4l0-21swapper/010:38:460
111391280,0ptp4l0-21swapper/010:12:220
111391280,0ptp4l0-21swapper/010:09:320
111391280,0ptp4l0-21swapper/010:03:030
111391280,0ptp4l0-21swapper/009:46:110
111391280,0ptp4l0-21swapper/009:37:090
111391270,3ptp4l0-21swapper/409:36:314
111391270,0ptp4l0-21swapper/710:57:567
111391270,0ptp4l0-21swapper/412:38:464
111391270,0ptp4l0-21swapper/410:41:214
111391270,0ptp4l0-21swapper/410:05:044
111391270,0ptp4l0-21swapper/409:22:104
111391270,0ptp4l0-21swapper/310:58:233
111391270,0ptp4l0-21swapper/112:00:481
111391270,0ptp4l0-21swapper/011:43:040
111391270,0ptp4l0-21swapper/010:31:490
111391270,0ptp4l0-21swapper/009:17:240
111391260,4ptp4l0-21swapper/409:29:334
111391260,0ptp4l21613-21diskmemload11:18:121
111391260,0ptp4l0-21swapper/411:58:184
111391260,0ptp4l0-21swapper/411:09:184
111391260,0ptp4l0-21swapper/310:42:053
111391260,0ptp4l0-21swapper/112:29:131
111391260,0ptp4l0-21swapper/112:10:171
111391260,0ptp4l0-21swapper/012:05:290
111391260,0ptp4l0-21swapper/011:50:260
111391260,0ptp4l0-21swapper/011:24:400
111391260,0ptp4l0-21swapper/011:11:380
111391260,0ptp4l0-21swapper/009:50:050
111391260,0ptp4l0-21swapper/009:34:570
111391250,2ptp4l0-21swapper/512:21:215
111391250,1ptp4l4189-21ssh12:34:594
111391250,1ptp4l23904-21date10:45:011
111391250,1ptp4l0-21swapper/007:15:220
111391250,0ptp4l0-21swapper/710:50:097
111391250,0ptp4l0-21swapper/510:35:195
111391250,0ptp4l0-21swapper/509:42:495
111391250,0ptp4l0-21swapper/412:09:234
111391250,0ptp4l0-21swapper/410:54:024
111391250,0ptp4l0-21swapper/410:20:004
111391250,0ptp4l0-21swapper/409:50:134
111391250,0ptp4l0-21swapper/409:48:014
111391250,0ptp4l0-21swapper/111:54:021
111391250,0ptp4l0-21swapper/111:48:381
111391250,0ptp4l0-21swapper/109:18:361
111391250,0ptp4l0-21swapper/012:33:450
111391250,0ptp4l0-21swapper/011:49:030
111391250,0ptp4l0-21swapper/011:17:270
111391250,0ptp4l0-21swapper/010:54:240
111391250,0ptp4l0-21swapper/010:40:310
111391250,0ptp4l0-21swapper/010:15:280
111391250,0ptp4l0-21swapper/008:00:000
111391250,0ptp4l0-21swapper/007:20:120
111391240,2ptp4l0-21swapper/509:31:085
111391240,2ptp4l0-21swapper/407:51:594
111391240,1ptp4l23608-21vmstat09:55:214
111391240,0ptp4l0-21swapper/512:10:135
111391240,0ptp4l0-21swapper/511:25:115
111391240,0ptp4l0-21swapper/510:05:125
111391240,0ptp4l0-21swapper/508:05:195
111391240,0ptp4l0-21swapper/507:30:305
111391240,0ptp4l0-21swapper/412:25:194
111391240,0ptp4l0-21swapper/412:17:594
111391240,0ptp4l0-21swapper/412:00:154
111391240,0ptp4l0-21swapper/411:30:014
111391240,0ptp4l0-21swapper/411:20:014
111391240,0ptp4l0-21swapper/410:36:234
111391240,0ptp4l0-21swapper/409:13:444
111391240,0ptp4l0-21swapper/408:00:194
111391240,0ptp4l0-21swapper/407:10:164
111391240,0ptp4l0-21swapper/210:08:532
111391240,0ptp4l0-21swapper/112:35:131
111391240,0ptp4l0-21swapper/112:06:591
111391240,0ptp4l0-21swapper/110:19:141
111391240,0ptp4l0-21swapper/110:04:421
111391240,0ptp4l0-21swapper/107:28:321
111391240,0ptp4l0-21swapper/011:01:000
111391240,0ptp4l0-21swapper/011:01:000
111391240,0ptp4l0-21swapper/010:55:140
111391240,0ptp4l0-21swapper/010:26:380
111391240,0ptp4l0-21swapper/009:55:230
111391240,0ptp4l0-21swapper/008:35:160
111391240,0ptp4l0-21swapper/008:30:190
111391230,1ptp4l24980-21/usr/sbin/munin11:30:184
111391230,1ptp4l2151-21ssh10:59:544
111391230,1ptp4l14284-21if_eno110:30:122
111391230,0ptp4l0-21swapper/710:10:187
111391230,0ptp4l0-21swapper/709:51:147
111391230,0ptp4l0-21swapper/511:20:205
111391230,0ptp4l0-21swapper/511:10:225
111391230,0ptp4l0-21swapper/511:06:515
111391230,0ptp4l0-21swapper/510:45:165
111391230,0ptp4l0-21swapper/509:48:355
111391230,0ptp4l0-21swapper/509:10:185
111391230,0ptp4l0-21swapper/508:10:195
111391230,0ptp4l0-21swapper/507:55:175
111391230,0ptp4l0-21swapper/412:20:164
111391230,0ptp4l0-21swapper/411:50:094
111391230,0ptp4l0-21swapper/411:44:114
111391230,0ptp4l0-21swapper/411:15:014
111391230,0ptp4l0-21swapper/410:14:304
111391230,0ptp4l0-21swapper/409:30:284
111391230,0ptp4l0-21swapper/409:05:154
111391230,0ptp4l0-21swapper/409:00:154
111391230,0ptp4l0-21swapper/408:50:124
111391230,0ptp4l0-21swapper/408:25:164
111391230,0ptp4l0-21swapper/408:25:154
111391230,0ptp4l0-21swapper/408:20:154
111391230,0ptp4l0-21swapper/407:41:004
111391230,0ptp4l0-21swapper/407:35:114
111391230,0ptp4l0-21swapper/407:15:164
111391230,0ptp4l0-21swapper/310:50:133
111391230,0ptp4l0-21swapper/210:55:152
111391230,0ptp4l0-21swapper/112:23:031
111391230,0ptp4l0-21swapper/112:17:321
111391230,0ptp4l0-21swapper/111:25:111
111391230,0ptp4l0-21swapper/111:10:011
111391230,0ptp4l0-21swapper/110:45:151
111391230,0ptp4l0-21swapper/109:55:271
111391230,0ptp4l0-21swapper/109:40:121
111391230,0ptp4l0-21swapper/109:20:121
111391230,0ptp4l0-21swapper/109:10:161
111391230,0ptp4l0-21swapper/108:40:161
111391230,0ptp4l0-21swapper/108:25:211
111391230,0ptp4l0-21swapper/108:25:201
111391230,0ptp4l0-21swapper/108:15:121
111391230,0ptp4l0-21swapper/107:53:081
111391230,0ptp4l0-21swapper/107:30:171
111391230,0ptp4l0-21swapper/012:37:280
111391230,0ptp4l0-21swapper/011:35:160
111391230,0ptp4l0-21swapper/010:20:120
111391230,0ptp4l0-21swapper/009:25:190
111391230,0ptp4l0-21swapper/009:05:110
111391230,0ptp4l0-21swapper/008:55:130
111391230,0ptp4l0-21swapper/008:50:180
111391230,0ptp4l0-21swapper/007:45:170
111391230,0ptp4l0-21swapper/007:10:140
111391220,2ptp4l0-21swapper/111:57:291
111391220,1ptp4l30073-21/usr/sbin/munin09:20:120
111391220,1ptp4l11984-21find07:35:180
111391220,0ptp4l0-21swapper/710:42:077
111391220,0ptp4l0-21swapper/610:30:136
111391220,0ptp4l0-21swapper/610:08:566
111391220,0ptp4l0-21swapper/609:47:296
111391220,0ptp4l0-21swapper/512:35:155
111391220,0ptp4l0-21swapper/512:32:285
111391220,0ptp4l0-21swapper/512:01:155
111391220,0ptp4l0-21swapper/511:56:015
111391220,0ptp4l0-21swapper/511:50:145
111391220,0ptp4l0-21swapper/511:48:385
111391220,0ptp4l0-21swapper/511:34:125
111391220,0ptp4l0-21swapper/510:40:115
111391220,0ptp4l0-21swapper/510:32:545
111391220,0ptp4l0-21swapper/510:28:165
111391220,0ptp4l0-21swapper/510:02:345
111391220,0ptp4l0-21swapper/509:40:005
111391220,0ptp4l0-21swapper/509:25:475
111391220,0ptp4l0-21swapper/509:17:475
111391220,0ptp4l0-21swapper/508:50:115
111391220,0ptp4l0-21swapper/508:40:185
111391220,0ptp4l0-21swapper/508:15:175
111391220,0ptp4l0-21swapper/508:00:125
111391220,0ptp4l0-21swapper/507:25:125
111391220,0ptp4l0-21swapper/412:13:134
111391220,0ptp4l0-21swapper/411:45:184
111391220,0ptp4l0-21swapper/411:35:134
111391220,0ptp4l0-21swapper/410:48:024
111391220,0ptp4l0-21swapper/410:30:194
111391220,0ptp4l0-21swapper/410:25:104
111391220,0ptp4l0-21swapper/410:20:154
111391220,0ptp4l0-21swapper/408:55:164
111391220,0ptp4l0-21swapper/408:45:124
111391220,0ptp4l0-21swapper/408:40:214
111391220,0ptp4l0-21swapper/408:35:184
111391220,0ptp4l0-21swapper/408:30:204
111391220,0ptp4l0-21swapper/408:05:144
111391220,0ptp4l0-21swapper/312:24:173
111391220,0ptp4l0-21swapper/310:10:113
111391220,0ptp4l0-21swapper/209:41:592
111391220,0ptp4l0-21swapper/209:30:102
111391220,0ptp4l0-21swapper/112:31:531
111391220,0ptp4l0-21swapper/111:31:141
111391220,0ptp4l0-21swapper/111:05:151
111391220,0ptp4l0-21swapper/110:35:181
111391220,0ptp4l0-21swapper/110:05:151
111391220,0ptp4l0-21swapper/109:47:091
111391220,0ptp4l0-21swapper/109:36:221
111391220,0ptp4l0-21swapper/108:55:111
111391220,0ptp4l0-21swapper/108:05:201
111391220,0ptp4l0-21swapper/012:15:110
111391220,0ptp4l0-21swapper/012:13:180
111391220,0ptp4l0-21swapper/011:55:160
111391220,0ptp4l0-21swapper/011:30:120
111391220,0ptp4l0-21swapper/011:05:110
111391220,0ptp4l0-21swapper/009:40:440
111391220,0ptp4l0-21swapper/008:45:150
111391220,0ptp4l0-21swapper/008:20:110
111391220,0ptp4l0-21swapper/007:50:130
111391220,0ptp4l0-21swapper/007:40:190
111391210,1ptp4l29932-21diskstats09:20:115
111391210,0ptp4l0-21swapper/709:16:287
111391210,0ptp4l0-21swapper/610:21:586
111391210,0ptp4l0-21swapper/610:10:526
111391210,0ptp4l0-21swapper/609:42:006
111391210,0ptp4l0-21swapper/609:30:126
111391210,0ptp4l0-21swapper/512:05:055
111391210,0ptp4l0-21swapper/511:43:345
111391210,0ptp4l0-21swapper/511:36:475
111391210,0ptp4l0-21swapper/511:16:555
111391210,0ptp4l0-21swapper/511:03:075
111391210,0ptp4l0-21swapper/511:03:065
111391210,0ptp4l0-21swapper/510:23:235
111391210,0ptp4l0-21swapper/510:18:525
111391210,0ptp4l0-21swapper/508:55:025
111391210,0ptp4l0-21swapper/508:25:145
111391210,0ptp4l0-21swapper/508:25:135
111391210,0ptp4l0-21swapper/507:15:005
111391210,0ptp4l0-21swapper/507:11:225
111391210,0ptp4l0-21swapper/408:19:224
111391210,0ptp4l0-21swapper/407:46:074
111391210,0ptp4l0-21swapper/407:32:184
111391210,0ptp4l0-21swapper/309:51:033
111391210,0ptp4l0-21swapper/212:02:162
111391210,0ptp4l0-21swapper/210:22:132
111391210,0ptp4l0-21swapper/111:43:401
111391210,0ptp4l0-21swapper/111:36:131
111391210,0ptp4l0-21swapper/111:02:041
111391210,0ptp4l0-21swapper/111:02:031
111391210,0ptp4l0-21swapper/110:51:561
111391210,0ptp4l0-21swapper/110:32:501
111391210,0ptp4l0-21swapper/110:28:101
111391210,0ptp4l0-21swapper/108:48:591
111391210,0ptp4l0-21swapper/108:35:011
111391210,0ptp4l0-21swapper/108:10:131
111391210,0ptp4l0-21swapper/108:00:131
111391210,0ptp4l0-21swapper/107:55:131
111391210,0ptp4l0-21swapper/107:17:211
111391210,0ptp4l0-21swapper/011:29:220
111391210,0ptp4l0-21swapper/009:10:070
111391210,0ptp4l0-21swapper/009:00:120
111391210,0ptp4l0-21swapper/008:41:000
111391210,0ptp4l0-21swapper/008:25:190
111391210,0ptp4l0-21swapper/008:25:190
111391210,0ptp4l0-21swapper/008:05:160
111391210,0ptp4l0-21swapper/007:28:080
47252200,0sleep30-21swapper/309:30:123
111391200,0ptp4l0-21swapper/709:44:267
111391200,0ptp4l0-21swapper/612:39:246
111391200,0ptp4l0-21swapper/612:14:036
111391200,0ptp4l0-21swapper/612:02:296
111391200,0ptp4l0-21swapper/611:32:176
111391200,0ptp4l0-21swapper/611:08:516
111391200,0ptp4l0-21swapper/609:37:286
111391200,0ptp4l0-21swapper/510:55:575
111391200,0ptp4l0-21swapper/510:51:575
111391200,0ptp4l0-21swapper/510:12:535
111391200,0ptp4l0-21swapper/509:53:425
111391200,0ptp4l0-21swapper/508:30:165
111391200,0ptp4l0-21swapper/508:23:395
111391200,0ptp4l0-21swapper/507:35:085
111391200,0ptp4l0-21swapper/407:59:564
111391200,0ptp4l0-21swapper/309:44:213
111391200,0ptp4l0-21swapper/212:14:032
111391200,0ptp4l0-21swapper/210:35:022
111391200,0ptp4l0-21swapper/108:22:211
111391200,0ptp4l0-21swapper/107:39:221
111391200,0ptp4l0-21swapper/107:14:161
111391190,0ptp4l0-21swapper/710:49:587
111391190,0ptp4l0-21swapper/611:14:416
111391190,0ptp4l0-21swapper/512:29:135
111391190,0ptp4l0-21swapper/512:17:355
111391190,0ptp4l0-21swapper/509:06:475
111391190,0ptp4l0-21swapper/508:47:095
111391190,0ptp4l0-21swapper/507:54:215
111391190,0ptp4l0-21swapper/407:27:534
111391190,0ptp4l0-21swapper/212:39:232
111391190,0ptp4l0-21swapper/211:08:502
111391190,0ptp4l0-21swapper/210:11:502
111391190,0ptp4l0-21swapper/209:24:062
111391190,0ptp4l0-21swapper/109:52:311
111391190,0ptp4l0-21swapper/109:09:551
111391190,0ptp4l0-21swapper/109:03:291
111391190,0ptp4l0-21swapper/108:52:091
111391190,0ptp4l0-21swapper/108:30:551
111391190,0ptp4l0-21swapper/007:31:550
111391180,0ptp4l0-21swapper/611:35:316
111391180,0ptp4l0-21swapper/509:04:105
111391180,0ptp4l0-21swapper/310:49:583
111391180,0ptp4l0-21swapper/309:16:253
111391180,0ptp4l0-21swapper/211:35:282
111391180,0ptp4l0-21swapper/211:32:202
111391180,0ptp4l0-21swapper/211:14:432
111391180,0ptp4l0-21swapper/210:42:362
111391180,0ptp4l0-21swapper/209:47:252
111391180,0ptp4l0-21swapper/110:12:031
111391180,0ptp4l0-21swapper/008:19:080
172112170,0sleep30-21swapper/310:35:003
111391170,0ptp4l0-21swapper/308:08:513
111391170,0ptp4l0-21swapper/008:12:080
30879991613,2cyclictest13110-21fw_conntrack08:50:136
111391160,0ptp4l561ktimersoftd/507:47:105
111391160,0ptp4l0-21swapper/712:24:167
111391160,0ptp4l0-21swapper/707:51:027
111391160,0ptp4l0-21swapper/609:57:516
111391160,0ptp4l0-21swapper/107:46:101
111391150,0ptp4l0-21swapper/708:08:367
111391150,0ptp4l0-21swapper/610:55:106
111391150,0ptp4l0-21swapper/610:42:356
111391150,0ptp4l0-21swapper/610:35:026
111391150,0ptp4l0-21swapper/608:30:036
111391150,0ptp4l0-21swapper/607:51:516
111391150,0ptp4l0-21swapper/607:20:366
111391150,0ptp4l0-21swapper/508:39:215
111391150,0ptp4l0-21swapper/507:43:335
111391150,0ptp4l0-21swapper/507:21:515
111391150,0ptp4l0-21swapper/307:50:523
111391150,0ptp4l0-21swapper/209:04:362
111391150,0ptp4l0-21swapper/207:51:512
111391150,0ptp4l0-21swapper/207:12:492
111391150,0ptp4l0-21swapper/107:43:251
111391150,0ptp4l0-21swapper/107:21:471
111391140,0ptp4l0-21swapper/610:01:026
111391140,0ptp4l0-21swapper/609:04:356
111391140,0ptp4l0-21swapper/608:13:126
111391140,0ptp4l0-21swapper/607:43:106
111391140,0ptp4l0-21swapper/208:13:122
111391140,0ptp4l0-21swapper/207:43:082
111391140,0ptp4l0-21swapper/207:20:292
111391140,0ptp4l0-21swapper/207:18:282
30879991311,1cyclictest0-21swapper/608:16:246
3087999110,10cyclictest0-21swapper/611:03:546
3087999110,10cyclictest0-21swapper/611:03:546
3085999119,1cyclictest21613-21diskmemload12:05:323
3088799108,1cyclictest0-21swapper/707:25:167
3088799100,0cyclictest0-21swapper/709:25:217
3087999109,0cyclictest0-21swapper/612:18:326
3087999109,0cyclictest0-21swapper/607:35:206
3087999100,9cyclictest0-21swapper/610:29:386
3087999100,9cyclictest0-21swapper/609:14:396
3087999100,0cyclictest0-21swapper/607:30:196
3085999100,9cyclictest0-21swapper/310:22:453
3085999100,9cyclictest0-21swapper/309:21:283
3085199100,9cyclictest0-21swapper/212:15:382
3085199100,9cyclictest0-21swapper/211:48:072
3085199100,0cyclictest0-21swapper/210:16:312
308879990,0cyclictest0-21swapper/712:15:437
308879990,0cyclictest0-21swapper/710:26:387
308799998,0cyclictest0-21swapper/612:24:216
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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