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2026-07-10 - 17:42

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 Jul 10, 2026 12:46:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1783721020,0sleep20-21swapper/207:30:132
111391670,28ptp4l0-21swapper/007:05:120
111391620,5ptp4l0-21swapper/207:05:042
77702590,0sleep30-21swapper/311:24:123
111391590,5ptp4l0-21swapper/407:09:284
61912560,0sleep00-21swapper/012:02:460
540825433,6sleep70-21swapper/707:05:057
1881915342,7phc2sys0-21swapper/107:07:341
1881914937,7phc2sys0-21swapper/507:05:015
701524737,6sleep60-21swapper/607:06:086
541324635,7sleep30-21swapper/307:05:093
111391310,0ptp4l0-21swapper/409:20:024
111391300,3ptp4l0-21swapper/410:27:574
111391300,0ptp4l15355-21ssh10:50:540
111391300,0ptp4l0-21swapper/412:10:114
111391300,0ptp4l0-21swapper/409:46:134
111391300,0ptp4l0-21swapper/011:45:180
111391300,0ptp4l0-21swapper/011:05:110
111391290,0ptp4l0-21swapper/412:18:094
111391290,0ptp4l0-21swapper/412:08:214
111391290,0ptp4l0-21swapper/410:20:244
111391290,0ptp4l0-21swapper/409:29:214
111391290,0ptp4l0-21swapper/111:49:351
111391290,0ptp4l0-21swapper/012:23:310
111391290,0ptp4l0-21swapper/012:14:280
111391290,0ptp4l0-21swapper/010:30:170
111391290,0ptp4l0-21swapper/010:02:340
111391290,0ptp4l0-21swapper/009:47:030
111391280,1ptp4l13891-21sed08:30:220
111391280,0ptp4l0-21swapper/411:54:574
111391280,0ptp4l0-21swapper/411:32:224
111391280,0ptp4l0-21swapper/410:57:244
111391280,0ptp4l0-21swapper/410:15:094
111391280,0ptp4l0-21swapper/410:02:014
111391280,0ptp4l0-21swapper/409:59:394
111391280,0ptp4l0-21swapper/409:16:174
111391280,0ptp4l0-21swapper/409:12:544
111391280,0ptp4l0-21swapper/111:09:061
111391280,0ptp4l0-21swapper/107:45:191
111391280,0ptp4l0-21swapper/011:25:400
111391280,0ptp4l0-21swapper/011:20:160
111391280,0ptp4l0-21swapper/010:36:260
111391280,0ptp4l0-21swapper/009:37:130
111391270,0ptp4l0-21swapper/612:08:356
111391270,0ptp4l0-21swapper/512:28:455
111391270,0ptp4l0-21swapper/412:00:344
111391270,0ptp4l0-21swapper/410:52:314
111391270,0ptp4l0-21swapper/408:50:184
111391270,0ptp4l0-21swapper/111:56:121
111391270,0ptp4l0-21swapper/111:38:281
111391270,0ptp4l0-21swapper/110:17:401
111391270,0ptp4l0-21swapper/109:13:271
111391270,0ptp4l0-21swapper/012:29:420
111391270,0ptp4l0-21swapper/012:18:420
111391270,0ptp4l0-21swapper/011:16:130
111391270,0ptp4l0-21swapper/010:42:440
111391270,0ptp4l0-21swapper/009:32:360
111391270,0ptp4l0-21swapper/009:25:220
111391270,0ptp4l0-21swapper/009:15:360
111391270,0ptp4l0-21swapper/009:13:380
111391260,0ptp4l0-21swapper/610:47:056
111391260,0ptp4l0-21swapper/411:36:404
111391260,0ptp4l0-21swapper/411:11:054
111391260,0ptp4l0-21swapper/410:44:464
111391260,0ptp4l0-21swapper/410:31:444
111391260,0ptp4l0-21swapper/410:13:454
111391260,0ptp4l0-21swapper/409:53:044
111391260,0ptp4l0-21swapper/409:32:034
111391260,0ptp4l0-21swapper/112:38:351
111391260,0ptp4l0-21swapper/112:13:031
111391260,0ptp4l0-21swapper/110:14:271
111391260,0ptp4l0-21swapper/012:07:560
111391260,0ptp4l0-21swapper/011:39:230
111391260,0ptp4l0-21swapper/011:32:490
111391260,0ptp4l0-21swapper/011:10:510
111391260,0ptp4l0-21swapper/011:03:100
111391260,0ptp4l0-21swapper/009:23:440
111391250,1ptp4l49-21ksoftirqd/408:45:124
111391250,1ptp4l17824-21diskstats10:55:130
111391250,1ptp4l13118-21sh11:30:151
111391250,0ptp4l0-21swapper/612:00:586
111391250,0ptp4l0-21swapper/610:00:426
111391250,0ptp4l0-21swapper/511:43:075
111391250,0ptp4l0-21swapper/511:43:075
111391250,0ptp4l0-21swapper/412:37:454
111391250,0ptp4l0-21swapper/411:40:094
111391250,0ptp4l0-21swapper/411:40:084
111391250,0ptp4l0-21swapper/411:05:244
111391250,0ptp4l0-21swapper/410:08:264
111391250,0ptp4l0-21swapper/309:17:093
111391250,0ptp4l0-21swapper/212:18:472
111391250,0ptp4l0-21swapper/211:35:302
111391250,0ptp4l0-21swapper/111:21:051
111391250,0ptp4l0-21swapper/110:34:371
111391250,0ptp4l0-21swapper/109:30:201
111391250,0ptp4l0-21swapper/108:25:241
111391250,0ptp4l0-21swapper/010:47:450
111391250,0ptp4l0-21swapper/009:43:080
111391250,0ptp4l0-21swapper/008:25:140
111391240,3ptp4l0-21swapper/712:34:407
111391240,1ptp4l7089-21cat10:00:141
111391240,1ptp4l2259-21processes08:05:205
111391240,1ptp4l22158-21df08:50:120
111391240,1ptp4l11241-21latency_hist12:10:015
111391240,0ptp4l0-21swapper/709:44:237
111391240,0ptp4l0-21swapper/511:19:055
111391240,0ptp4l0-21swapper/510:10:145
111391240,0ptp4l0-21swapper/509:48:065
111391240,0ptp4l0-21swapper/509:30:185
111391240,0ptp4l0-21swapper/507:40:235
111391240,0ptp4l0-21swapper/507:30:175
111391240,0ptp4l0-21swapper/411:26:584
111391240,0ptp4l0-21swapper/411:00:384
111391240,0ptp4l0-21swapper/410:45:164
111391240,0ptp4l0-21swapper/409:36:594
111391240,0ptp4l0-21swapper/409:00:174
111391240,0ptp4l0-21swapper/111:15:211
111391240,0ptp4l0-21swapper/010:20:060
111391240,0ptp4l0-21swapper/010:08:450
111391230,1ptp4l8662-21ps08:20:170
111391230,0ptp4l28036-21strings12:30:150
111391230,0ptp4l0-21swapper/712:35:187
111391230,0ptp4l0-21swapper/709:45:147
111391230,0ptp4l0-21swapper/611:24:066
111391230,0ptp4l0-21swapper/608:45:136
111391230,0ptp4l0-21swapper/511:58:145
111391230,0ptp4l0-21swapper/511:36:515
111391230,0ptp4l0-21swapper/510:33:125
111391230,0ptp4l0-21swapper/510:00:105
111391230,0ptp4l0-21swapper/509:52:405
111391230,0ptp4l0-21swapper/509:40:185
111391230,0ptp4l0-21swapper/509:35:455
111391230,0ptp4l0-21swapper/507:50:205
111391230,0ptp4l0-21swapper/507:20:135
111391230,0ptp4l0-21swapper/412:25:154
111391230,0ptp4l0-21swapper/411:58:114
111391230,0ptp4l0-21swapper/411:45:134
111391230,0ptp4l0-21swapper/411:20:154
111391230,0ptp4l0-21swapper/411:16:214
111391230,0ptp4l0-21swapper/409:40:144
111391230,0ptp4l0-21swapper/408:30:124
111391230,0ptp4l0-21swapper/408:15:214
111391230,0ptp4l0-21swapper/408:10:154
111391230,0ptp4l0-21swapper/407:50:114
111391230,0ptp4l0-21swapper/407:50:004
111391230,0ptp4l0-21swapper/407:25:144
111391230,0ptp4l0-21swapper/211:59:512
111391230,0ptp4l0-21swapper/112:27:241
111391230,0ptp4l0-21swapper/112:05:191
111391230,0ptp4l0-21swapper/111:40:161
111391230,0ptp4l0-21swapper/111:40:161
111391230,0ptp4l0-21swapper/111:00:091
111391230,0ptp4l0-21swapper/110:49:121
111391230,0ptp4l0-21swapper/110:35:031
111391230,0ptp4l0-21swapper/110:21:321
111391230,0ptp4l0-21swapper/109:52:481
111391230,0ptp4l0-21swapper/109:48:041
111391230,0ptp4l0-21swapper/109:40:191
111391230,0ptp4l0-21swapper/109:05:171
111391230,0ptp4l0-21swapper/109:05:161
111391230,0ptp4l0-21swapper/108:35:221
111391230,0ptp4l0-21swapper/107:50:161
111391230,0ptp4l0-21swapper/107:30:141
111391230,0ptp4l0-21swapper/107:15:211
111391230,0ptp4l0-21swapper/011:58:320
111391230,0ptp4l0-21swapper/011:52:500
111391230,0ptp4l0-21swapper/011:44:310
111391230,0ptp4l0-21swapper/011:44:310
111391230,0ptp4l0-21swapper/010:15:150
111391230,0ptp4l0-21swapper/010:13:150
111391230,0ptp4l0-21swapper/009:50:160
111391230,0ptp4l0-21swapper/008:40:200
111391230,0ptp4l0-21swapper/008:10:180
111391230,0ptp4l0-21swapper/008:09:160
111391230,0ptp4l0-21swapper/007:21:490
111391230,0ptp4l0-21swapper/007:15:530
111391220,1ptp4l20330-21if_virbr0-nic07:35:150
111391220,0ptp4l25079-21kernelversion07:45:175
111391220,0ptp4l0-21swapper/710:40:317
111391220,0ptp4l0-21swapper/709:17:037
111391220,0ptp4l0-21swapper/512:32:075
111391220,0ptp4l0-21swapper/512:20:115
111391220,0ptp4l0-21swapper/512:15:465
111391220,0ptp4l0-21swapper/512:11:455
111391220,0ptp4l0-21swapper/512:01:325
111391220,0ptp4l0-21swapper/511:51:315
111391220,0ptp4l0-21swapper/511:47:385
111391220,0ptp4l0-21swapper/511:30:165
111391220,0ptp4l0-21swapper/511:29:455
111391220,0ptp4l0-21swapper/511:20:555
111391220,0ptp4l0-21swapper/511:09:385
111391220,0ptp4l0-21swapper/511:00:105
111391220,0ptp4l0-21swapper/510:51:265
111391220,0ptp4l0-21swapper/510:35:115
111391220,0ptp4l0-21swapper/510:29:375
111391220,0ptp4l0-21swapper/510:17:485
111391220,0ptp4l0-21swapper/510:07:295
111391220,0ptp4l0-21swapper/509:58:475
111391220,0ptp4l0-21swapper/509:25:375
111391220,0ptp4l0-21swapper/509:21:225
111391220,0ptp4l0-21swapper/509:11:225
111391220,0ptp4l0-21swapper/509:05:165
111391220,0ptp4l0-21swapper/509:05:155
111391220,0ptp4l0-21swapper/508:55:185
111391220,0ptp4l0-21swapper/508:00:155
111391220,0ptp4l0-21swapper/507:37:385
111391220,0ptp4l0-21swapper/507:15:195
111391220,0ptp4l0-21swapper/507:10:135
111391220,0ptp4l0-21swapper/412:30:114
111391220,0ptp4l0-21swapper/412:23:364
111391220,0ptp4l0-21swapper/410:37:244
111391220,0ptp4l0-21swapper/408:40:214
111391220,0ptp4l0-21swapper/408:25:184
111391220,0ptp4l0-21swapper/408:20:164
111391220,0ptp4l0-21swapper/407:55:144
111391220,0ptp4l0-21swapper/407:41:004
111391220,0ptp4l0-21swapper/407:13:104
111391220,0ptp4l0-21swapper/312:35:183
111391220,0ptp4l0-21swapper/312:34:013
111391220,0ptp4l0-21swapper/310:40:123
111391220,0ptp4l0-21swapper/309:45:133
111391220,0ptp4l0-21swapper/309:43:213
111391220,0ptp4l0-21swapper/307:10:193
111391220,0ptp4l0-21swapper/212:08:342
111391220,0ptp4l0-21swapper/210:47:082
111391220,0ptp4l0-21swapper/210:26:102
111391220,0ptp4l0-21swapper/209:47:222
111391220,0ptp4l0-21swapper/112:32:491
111391220,0ptp4l0-21swapper/112:20:111
111391220,0ptp4l0-21swapper/112:15:421
111391220,0ptp4l0-21swapper/111:29:231
111391220,0ptp4l0-21swapper/110:59:581
111391220,0ptp4l0-21swapper/110:53:401
111391220,0ptp4l0-21swapper/110:29:321
111391220,0ptp4l0-21swapper/110:07:351
111391220,0ptp4l0-21swapper/109:35:021
111391220,0ptp4l0-21swapper/109:15:201
111391220,0ptp4l0-21swapper/109:03:321
111391220,0ptp4l0-21swapper/108:45:211
111391220,0ptp4l0-21swapper/108:05:161
111391220,0ptp4l0-21swapper/108:00:181
111391220,0ptp4l0-21swapper/107:40:201
111391220,0ptp4l0-21swapper/107:30:001
111391220,0ptp4l0-21swapper/107:10:111
111391220,0ptp4l0-21swapper/012:35:010
111391220,0ptp4l0-21swapper/010:25:170
111391220,0ptp4l0-21swapper/009:55:180
111391220,0ptp4l0-21swapper/009:00:150
111391220,0ptp4l0-21swapper/008:15:110
111391220,0ptp4l0-21swapper/007:55:130
111391220,0ptp4l0-21swapper/007:35:000
111391220,0ptp4l0-21swapper/007:25:170
111391220,0ptp4l0-21swapper/007:13:520
111391210,0ptp4l0-21swapper/709:10:567
111391210,0ptp4l0-21swapper/707:10:167
111391210,0ptp4l0-21swapper/611:59:556
111391210,0ptp4l0-21swapper/610:11:046
111391210,0ptp4l0-21swapper/609:35:346
111391210,0ptp4l0-21swapper/512:37:105
111391210,0ptp4l0-21swapper/511:12:185
111391210,0ptp4l0-21swapper/510:49:215
111391210,0ptp4l0-21swapper/510:42:295
111391210,0ptp4l0-21swapper/510:22:005
111391210,0ptp4l0-21swapper/508:45:175
111391210,0ptp4l0-21swapper/508:40:225
111391210,0ptp4l0-21swapper/508:35:135
111391210,0ptp4l0-21swapper/408:36:244
111391210,0ptp4l0-21swapper/408:06:234
111391210,0ptp4l0-21swapper/407:35:184
111391210,0ptp4l0-21swapper/312:22:083
111391210,0ptp4l0-21swapper/309:11:013
111391210,0ptp4l0-21swapper/212:04:242
111391210,0ptp4l0-21swapper/211:24:022
111391210,0ptp4l0-21swapper/209:35:342
111391210,0ptp4l0-21swapper/208:45:142
111391210,0ptp4l0-21swapper/112:01:361
111391210,0ptp4l0-21swapper/111:51:351
111391210,0ptp4l0-21swapper/109:55:531
111391210,0ptp4l0-21swapper/109:26:121
111391210,0ptp4l0-21swapper/109:21:341
111391210,0ptp4l0-21swapper/108:55:151
111391210,0ptp4l0-21swapper/107:20:151
111391210,0ptp4l0-21swapper/009:08:320
111391210,0ptp4l0-21swapper/009:08:320
111391210,0ptp4l0-21swapper/007:50:110
111391210,0ptp4l0-21swapper/007:45:410
111391210,0ptp4l0-21swapper/007:41:400
111391200,0ptp4l0-21swapper/612:19:146
111391200,0ptp4l0-21swapper/611:08:016
111391200,0ptp4l0-21swapper/610:20:356
111391200,0ptp4l0-21swapper/610:06:316
111391200,0ptp4l0-21swapper/609:27:346
111391200,0ptp4l0-21swapper/509:01:425
111391200,0ptp4l0-21swapper/409:07:244
111391200,0ptp4l0-21swapper/409:07:234
111391200,0ptp4l0-21swapper/408:04:544
111391200,0ptp4l0-21swapper/407:31:414
111391200,0ptp4l0-21swapper/407:20:224
111391200,0ptp4l0-21swapper/212:37:322
111391200,0ptp4l0-21swapper/210:11:062
111391200,0ptp4l0-21swapper/210:06:342
111391200,0ptp4l0-21swapper/108:34:551
111391200,0ptp4l0-21swapper/008:56:340
111391200,0ptp4l0-21swapper/008:45:140
111391190,0ptp4l0-21swapper/712:22:047
111391190,0ptp4l0-21swapper/610:26:126
111391190,0ptp4l0-21swapper/508:18:555
111391190,0ptp4l0-21swapper/507:57:175
111391190,0ptp4l0-21swapper/507:25:415
111391190,0ptp4l0-21swapper/310:55:353
111391190,0ptp4l0-21swapper/211:08:012
111391190,0ptp4l0-21swapper/210:20:342
111391190,0ptp4l0-21swapper/210:00:442
111391190,0ptp4l0-21swapper/207:53:412
111391190,0ptp4l0-21swapper/207:28:412
111391190,0ptp4l0-21swapper/111:12:171
111391190,0ptp4l0-21swapper/107:57:021
111391190,0ptp4l0-21swapper/107:37:251
111391190,0ptp4l0-21swapper/008:38:550
111391190,0ptp4l0-21swapper/008:02:010
136192180,2sleep6763799cyclictest07:20:176
111391180,0ptp4l0-21swapper/609:47:236
111391180,0ptp4l0-21swapper/607:54:416
111391180,0ptp4l0-21swapper/510:59:585
111391180,0ptp4l0-21swapper/508:26:505
111391180,0ptp4l0-21swapper/408:56:234
111391180,0ptp4l0-21swapper/209:32:432
111391180,0ptp4l0-21swapper/110:42:271
137612170,0sleep70-21swapper/707:20:187
111391170,0ptp4l0-21swapper/508:35:015
111391170,0ptp4l0-21swapper/209:27:312
111391170,0ptp4l0-21swapper/108:10:531
111391160,0ptp4l0-21swapper/611:35:316
111391160,0ptp4l0-21swapper/609:42:276
111391160,0ptp4l0-21swapper/508:10:385
111391160,0ptp4l0-21swapper/407:16:244
111391160,0ptp4l0-21swapper/209:42:262
111391160,0ptp4l0-21swapper/108:42:031
111391160,0ptp4l0-21swapper/108:19:331
111391150,0ptp4l0-21swapper/707:38:047
111391150,0ptp4l0-21swapper/707:17:207
111391150,0ptp4l0-21swapper/608:37:186
111391150,0ptp4l0-21swapper/608:21:236
111391150,0ptp4l0-21swapper/608:19:566
111391150,0ptp4l0-21swapper/608:06:316
111391150,0ptp4l0-21swapper/607:46:056
111391150,0ptp4l0-21swapper/607:28:456
111391150,0ptp4l0-21swapper/509:19:025
111391150,0ptp4l0-21swapper/508:50:395
111391150,0ptp4l0-21swapper/508:20:385
111391150,0ptp4l0-21swapper/307:38:073
111391150,0ptp4l0-21swapper/307:17:153
111391150,0ptp4l0-21swapper/211:17:442
111391150,0ptp4l0-21swapper/208:37:172
111391150,0ptp4l0-21swapper/208:21:242
111391150,0ptp4l0-21swapper/208:19:512
111391150,0ptp4l0-21swapper/208:05:552
111391150,0ptp4l0-21swapper/207:46:072
111391150,0ptp4l0-21swapper/207:40:302
111391150,0ptp4l0-21swapper/207:21:422
111391150,0ptp4l0-21swapper/207:14:502
111391150,0ptp4l0-21swapper/108:50:361
111391150,0ptp4l0-21swapper/108:20:411
111391140,0ptp4l0-21swapper/708:18:207
111391140,0ptp4l0-21swapper/612:37:306
111391140,0ptp4l0-21swapper/608:31:086
111391140,0ptp4l0-21swapper/607:40:336
111391140,0ptp4l0-21swapper/607:35:486
111391140,0ptp4l0-21swapper/607:14:466
111391140,0ptp4l0-21swapper/208:31:092
111391140,0ptp4l0-21swapper/207:35:482
7615991311,1cyclictest0-21swapper/311:30:183
111391130,0ptp4l0-21swapper/308:18:233
764399110,10cyclictest0-21swapper/711:25:367
764399110,10cyclictest0-21swapper/711:07:227
764399110,0cyclictest0-21swapper/711:31:537
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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