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2026-06-03 - 13:37

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 Wed Jun 03, 2026 00:46:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1781526536,13sleep20-21swapper/219:05:182
111391620,6ptp4l0-21swapper/019:05:110
111391600,5ptp4l0-21swapper/519:07:325
111391600,29ptp4l0-21swapper/119:07:161
134462580,0sleep20-21swapper/222:03:162
1866225634,7sleep70-21swapper/719:06:357
33652550,0sleep50-21swapper/523:16:415
111391550,3ptp4l49-21ksoftirqd/419:05:214
1888225039,6sleep60-21swapper/619:09:236
1857424634,7sleep30-21swapper/319:05:273
111391330,1ptp4l22154-21hddtemp_smartct22:15:134
111391330,1ptp4l22154-21hddtemp_smartct22:15:124
111391330,0ptp4l0-21swapper/421:50:464
111391330,0ptp4l0-21swapper/023:52:280
111391320,0ptp4l4472-21sh00:02:307
111391320,0ptp4l0-21swapper/721:00:157
111391320,0ptp4l0-21swapper/023:49:450
111391320,0ptp4l0-21swapper/022:29:280
111391320,0ptp4l0-21swapper/000:15:210
111391310,0ptp4l0-21swapper/423:25:554
111391310,0ptp4l0-21swapper/422:56:084
111391310,0ptp4l0-21swapper/022:58:160
111391310,0ptp4l0-21swapper/022:44:140
111391310,0ptp4l0-21swapper/021:18:170
111391300,0ptp4l0-21swapper/423:08:524
111391300,0ptp4l0-21swapper/422:52:254
111391300,0ptp4l0-21swapper/422:41:174
111391300,0ptp4l0-21swapper/421:41:054
111391300,0ptp4l0-21swapper/400:23:154
111391300,0ptp4l0-21swapper/319:55:183
111391300,0ptp4l0-21swapper/222:18:032
111391300,0ptp4l0-21swapper/222:18:022
111391300,0ptp4l0-21swapper/022:49:260
111391300,0ptp4l0-21swapper/021:26:540
111391290,1ptp4l27442-21ssh22:20:474
111391290,0ptp4l0-21swapper/723:47:567
111391290,0ptp4l0-21swapper/423:51:194
111391290,0ptp4l0-21swapper/423:48:394
111391290,0ptp4l0-21swapper/423:21:094
111391290,0ptp4l0-21swapper/422:46:214
111391290,0ptp4l0-21swapper/422:26:364
111391290,0ptp4l0-21swapper/421:39:344
111391290,0ptp4l0-21swapper/023:42:270
111391290,0ptp4l0-21swapper/021:58:580
111391280,0ptp4l0-21swapper/522:57:295
111391280,0ptp4l0-21swapper/423:37:574
111391280,0ptp4l0-21swapper/421:34:154
111391280,0ptp4l0-21swapper/421:27:044
111391280,0ptp4l0-21swapper/421:24:384
111391280,0ptp4l0-21swapper/321:12:003
111391280,0ptp4l0-21swapper/021:44:080
111391280,0ptp4l0-21swapper/000:26:580
111391270,7ptp4l0-21swapper/719:57:597
111391270,4ptp4l481ktimersoftd/400:33:464
111391270,0ptp4l0-21swapper/521:35:185
111391270,0ptp4l0-21swapper/422:02:074
111391270,0ptp4l0-21swapper/421:58:504
111391270,0ptp4l0-21swapper/421:17:534
111391270,0ptp4l0-21swapper/420:43:104
111391270,0ptp4l0-21swapper/420:05:184
111391270,0ptp4l0-21swapper/023:56:350
111391270,0ptp4l0-21swapper/023:30:360
111391270,0ptp4l0-21swapper/023:26:550
111391270,0ptp4l0-21swapper/023:18:410
111391270,0ptp4l0-21swapper/023:08:540
111391270,0ptp4l0-21swapper/021:51:150
111391270,0ptp4l0-21swapper/000:21:350
111391260,1ptp4l1498-21cpuspeed_turbos19:50:110
111391260,0ptp4l0-21swapper/723:07:527
111391260,0ptp4l0-21swapper/722:30:187
111391260,0ptp4l0-21swapper/721:13:227
111391260,0ptp4l0-21swapper/623:39:386
111391260,0ptp4l0-21swapper/522:21:325
111391260,0ptp4l0-21swapper/521:19:435
111391260,0ptp4l0-21swapper/400:25:054
111391260,0ptp4l0-21swapper/323:07:063
111391260,0ptp4l0-21swapper/220:34:022
111391260,0ptp4l0-21swapper/100:35:131
111391260,0ptp4l0-21swapper/023:22:580
111391260,0ptp4l0-21swapper/022:31:480
111391260,0ptp4l0-21swapper/020:37:270
111391260,0ptp4l0-21swapper/020:16:190
111391260,0ptp4l0-21swapper/020:08:010
111391260,0ptp4l0-21swapper/020:00:290
111391260,0ptp4l0-21swapper/019:37:420
111391260,0ptp4l0-21swapper/019:37:410
111391260,0ptp4l0-21swapper/000:08:120
111391250,4ptp4l0-21swapper/020:13:110
111391250,1ptp4l23644-21fw_forwarded_lo23:45:125
111391250,0ptp4l0-21swapper/622:20:216
111391250,0ptp4l0-21swapper/522:05:235
111391250,0ptp4l0-21swapper/500:34:285
111391250,0ptp4l0-21swapper/423:44:394
111391250,0ptp4l0-21swapper/422:08:434
111391250,0ptp4l0-21swapper/421:48:064
111391250,0ptp4l0-21swapper/421:05:204
111391250,0ptp4l0-21swapper/300:20:203
111391250,0ptp4l0-21swapper/222:58:442
111391250,0ptp4l0-21swapper/023:00:050
111391250,0ptp4l0-21swapper/021:45:120
111391250,0ptp4l0-21swapper/021:34:370
111391250,0ptp4l0-21swapper/021:21:270
111391250,0ptp4l0-21swapper/021:14:260
111391250,0ptp4l0-21swapper/020:31:310
111391250,0ptp4l0-21swapper/020:25:180
111391240,2ptp4l0-21swapper/121:35:141
111391240,1ptp4l6909-21ps00:05:224
111391240,1ptp4l6343-21sed23:20:191
111391240,1ptp4l31895-21ptp4l-jitter23:55:185
111391240,1ptp4l31498-21diskstats20:55:104
111391240,1ptp4l2282-21cpuspeed_turbos00:00:124
111391240,1ptp4l20170-21find22:55:211
111391240,1ptp4l18573-21smart_sda20:25:194
111391240,1ptp4l18006-21cat22:10:000
111391240,0ptp4l0-21swapper/719:14:317
111391240,0ptp4l0-21swapper/622:00:006
111391240,0ptp4l0-21swapper/423:31:514
111391240,0ptp4l0-21swapper/423:11:254
111391240,0ptp4l0-21swapper/423:00:164
111391240,0ptp4l0-21swapper/422:38:254
111391240,0ptp4l0-21swapper/422:30:124
111391240,0ptp4l0-21swapper/422:10:164
111391240,0ptp4l0-21swapper/420:10:134
111391240,0ptp4l0-21swapper/419:42:244
111391240,0ptp4l0-21swapper/419:42:234
111391240,0ptp4l0-21swapper/419:13:274
111391240,0ptp4l0-21swapper/322:30:203
111391240,0ptp4l0-21swapper/321:36:343
111391240,0ptp4l0-21swapper/222:20:202
111391240,0ptp4l0-21swapper/221:30:132
111391240,0ptp4l0-21swapper/219:30:122
111391240,0ptp4l0-21swapper/100:30:211
111391240,0ptp4l0-21swapper/023:35:110
111391240,0ptp4l0-21swapper/023:11:200
111391240,0ptp4l0-21swapper/022:15:120
111391240,0ptp4l0-21swapper/022:15:110
111391240,0ptp4l0-21swapper/022:10:590
111391240,0ptp4l0-21swapper/022:03:240
111391240,0ptp4l0-21swapper/021:39:090
111391240,0ptp4l0-21swapper/020:58:200
111391240,0ptp4l0-21swapper/020:23:240
111391240,0ptp4l0-21swapper/019:21:280
111391240,0ptp4l0-21swapper/000:38:120
111391230,4ptp4l0-21swapper/423:56:054
111391230,3ptp4l0-21swapper/400:11:094
111391230,0ptp4l11740-21grep22:00:196
111391230,0ptp4l0-21swapper/700:20:187
111391230,0ptp4l0-21swapper/620:05:166
111391230,0ptp4l0-21swapper/523:55:005
111391230,0ptp4l0-21swapper/522:02:265
111391230,0ptp4l0-21swapper/520:45:165
111391230,0ptp4l0-21swapper/420:50:174
111391230,0ptp4l0-21swapper/420:15:134
111391230,0ptp4l0-21swapper/419:30:114
111391230,0ptp4l0-21swapper/400:15:494
111391230,0ptp4l0-21swapper/322:54:123
111391230,0ptp4l0-21swapper/319:15:013
111391230,0ptp4l0-21swapper/319:11:073
111391230,0ptp4l0-21swapper/300:26:053
111391230,0ptp4l0-21swapper/123:50:521
111391230,0ptp4l0-21swapper/123:45:141
111391230,0ptp4l0-21swapper/123:40:161
111391230,0ptp4l0-21swapper/123:18:181
111391230,0ptp4l0-21swapper/122:37:521
111391230,0ptp4l0-21swapper/122:05:171
111391230,0ptp4l0-21swapper/120:45:161
111391230,0ptp4l0-21swapper/120:25:161
111391230,0ptp4l0-21swapper/119:50:181
111391230,0ptp4l0-21swapper/100:25:011
111391230,0ptp4l0-21swapper/100:14:241
111391230,0ptp4l0-21swapper/022:50:110
111391230,0ptp4l0-21swapper/021:05:210
111391230,0ptp4l0-21swapper/020:50:180
111391230,0ptp4l0-21swapper/020:42:190
111391230,0ptp4l0-21swapper/019:59:050
111391230,0ptp4l0-21swapper/019:45:110
111391230,0ptp4l0-21swapper/019:33:480
111391230,0ptp4l0-21swapper/000:31:170
111391230,0ptp4l0-21swapper/000:10:200
111391230,0ptp4l0-21swapper/000:00:200
111391220,3ptp4l0-21swapper/419:45:264
111391220,0ptp4l0-21swapper/722:53:267
111391220,0ptp4l0-21swapper/722:06:357
111391220,0ptp4l0-21swapper/721:43:517
111391220,0ptp4l0-21swapper/700:26:127
111391220,0ptp4l0-21swapper/621:46:406
111391220,0ptp4l0-21swapper/621:30:206
111391220,0ptp4l0-21swapper/523:40:115
111391220,0ptp4l0-21swapper/523:24:305
111391220,0ptp4l0-21swapper/523:14:035
111391220,0ptp4l0-21swapper/523:04:155
111391220,0ptp4l0-21swapper/522:39:585
111391220,0ptp4l0-21swapper/522:15:405
111391220,0ptp4l0-21swapper/522:15:405
111391220,0ptp4l0-21swapper/522:14:505
111391220,0ptp4l0-21swapper/521:59:065
111391220,0ptp4l0-21swapper/521:46:225
111391220,0ptp4l0-21swapper/521:41:515
111391220,0ptp4l0-21swapper/521:14:515
111391220,0ptp4l0-21swapper/520:40:115
111391220,0ptp4l0-21swapper/520:30:135
111391220,0ptp4l0-21swapper/520:25:015
111391220,0ptp4l0-21swapper/519:50:185
111391220,0ptp4l0-21swapper/500:35:135
111391220,0ptp4l0-21swapper/500:29:305
111391220,0ptp4l0-21swapper/500:15:015
111391220,0ptp4l0-21swapper/500:13:515
111391220,0ptp4l0-21swapper/500:03:415
111391220,0ptp4l0-21swapper/423:16:024
111391220,0ptp4l0-21swapper/421:13:444
111391220,0ptp4l0-21swapper/421:02:164
111391220,0ptp4l0-21swapper/420:45:204
111391220,0ptp4l0-21swapper/420:35:144
111391220,0ptp4l0-21swapper/420:30:164
111391220,0ptp4l0-21swapper/420:20:134
111391220,0ptp4l0-21swapper/420:00:194
111391220,0ptp4l0-21swapper/419:51:374
111391220,0ptp4l0-21swapper/419:30:004
111391220,0ptp4l0-21swapper/419:20:104
111391220,0ptp4l0-21swapper/400:35:184
111391220,0ptp4l0-21swapper/321:43:483
111391220,0ptp4l0-21swapper/321:00:123
111391220,0ptp4l0-21swapper/321:00:003
111391220,0ptp4l0-21swapper/300:05:393
111391220,0ptp4l0-21swapper/300:02:123
111391220,0ptp4l0-21swapper/223:35:432
111391220,0ptp4l0-21swapper/223:17:442
111391220,0ptp4l0-21swapper/222:29:272
111391220,0ptp4l0-21swapper/222:00:002
111391220,0ptp4l0-21swapper/221:46:382
111391220,0ptp4l0-21swapper/221:17:022
111391220,0ptp4l0-21swapper/123:55:131
111391220,0ptp4l0-21swapper/123:35:491
111391220,0ptp4l0-21swapper/123:34:471
111391220,0ptp4l0-21swapper/123:10:401
111391220,0ptp4l0-21swapper/122:51:311
111391220,0ptp4l0-21swapper/122:25:481
111391220,0ptp4l0-21swapper/122:20:121
111391220,0ptp4l0-21swapper/122:10:271
111391220,0ptp4l0-21swapper/121:55:501
111391220,0ptp4l0-21swapper/121:52:391
111391220,0ptp4l0-21swapper/121:46:021
111391220,0ptp4l0-21swapper/121:25:191
111391220,0ptp4l0-21swapper/121:15:071
111391220,0ptp4l0-21swapper/121:14:561
111391220,0ptp4l0-21swapper/120:40:131
111391220,0ptp4l0-21swapper/120:30:141
111391220,0ptp4l0-21swapper/120:00:131
111391220,0ptp4l0-21swapper/100:18:571
111391220,0ptp4l0-21swapper/022:35:130
111391220,0ptp4l0-21swapper/022:24:430
111391220,0ptp4l0-21swapper/020:45:180
111391220,0ptp4l0-21swapper/019:40:160
111391220,0ptp4l0-21swapper/019:40:160
111391220,0ptp4l0-21swapper/019:26:560
111391220,0ptp4l0-21swapper/019:10:130
111391210,0ptp4l0-21swapper/721:53:407
111391210,0ptp4l0-21swapper/623:17:546
111391210,0ptp4l0-21swapper/622:32:046
111391210,0ptp4l0-21swapper/622:15:466
111391210,0ptp4l0-21swapper/622:15:466
111391210,0ptp4l0-21swapper/621:22:356
111391210,0ptp4l0-21swapper/600:36:236
111391210,0ptp4l0-21swapper/523:35:515
111391210,0ptp4l0-21swapper/523:32:425
111391210,0ptp4l0-21swapper/523:27:575
111391210,0ptp4l0-21swapper/522:51:195
111391210,0ptp4l0-21swapper/522:41:055
111391210,0ptp4l0-21swapper/522:34:285
111391210,0ptp4l0-21swapper/522:25:455
111391210,0ptp4l0-21swapper/521:52:415
111391210,0ptp4l0-21swapper/521:25:235
111391210,0ptp4l0-21swapper/521:20:005
111391210,0ptp4l0-21swapper/500:22:145
111391210,0ptp4l0-21swapper/323:47:573
111391210,0ptp4l0-21swapper/322:06:383
111391210,0ptp4l0-21swapper/321:53:223
111391210,0ptp4l0-21swapper/321:49:563
111391210,0ptp4l0-21swapper/223:58:522
111391210,0ptp4l0-21swapper/223:54:252
111391210,0ptp4l0-21swapper/222:32:082
111391210,0ptp4l0-21swapper/221:22:202
111391210,0ptp4l0-21swapper/123:29:451
111391210,0ptp4l0-21swapper/122:43:441
111391210,0ptp4l0-21swapper/122:34:241
111391210,0ptp4l0-21swapper/122:18:471
111391210,0ptp4l0-21swapper/122:18:471
111391210,0ptp4l0-21swapper/121:41:411
111391210,0ptp4l0-21swapper/121:33:391
111391210,0ptp4l0-21swapper/119:35:261
111391210,0ptp4l0-21swapper/119:35:261
111391210,0ptp4l0-21swapper/100:24:581
111391210,0ptp4l0-21swapper/100:06:591
111391210,0ptp4l0-21swapper/100:04:181
111391210,0ptp4l0-21swapper/019:17:400
111391200,0ptp4l0-21swapper/721:36:227
111391200,0ptp4l0-21swapper/720:49:097
111391200,0ptp4l0-21swapper/623:58:496
111391200,0ptp4l0-21swapper/623:04:466
111391200,0ptp4l0-21swapper/622:29:246
111391200,0ptp4l0-21swapper/521:34:205
111391200,0ptp4l0-21swapper/519:23:365
111391200,0ptp4l0-21swapper/419:35:094
111391200,0ptp4l0-21swapper/419:35:084
111391200,0ptp4l0-21swapper/419:19:364
111391200,0ptp4l0-21swapper/319:22:273
111391200,0ptp4l0-21swapper/223:04:452
111391200,0ptp4l0-21swapper/221:14:062
111391200,0ptp4l0-21swapper/200:36:222
111391200,0ptp4l0-21swapper/123:06:091
111391200,0ptp4l0-21swapper/122:49:271
111391200,0ptp4l0-21swapper/122:02:161
111391200,0ptp4l0-21swapper/121:20:391
111391200,0ptp4l0-21swapper/121:04:101
111391200,0ptp4l0-21swapper/120:09:271
111391200,0ptp4l0-21swapper/119:49:091
111391200,0ptp4l0-21swapper/119:24:281
111391190,0ptp4l0-21swapper/623:54:256
111391190,0ptp4l0-21swapper/622:45:506
111391190,0ptp4l0-21swapper/621:16:556
111391190,0ptp4l0-21swapper/621:14:066
111391190,0ptp4l0-21swapper/619:30:136
111391190,0ptp4l0-21swapper/619:21:076
111391190,0ptp4l0-21swapper/523:06:075
111391190,0ptp4l0-21swapper/500:05:465
111391190,0ptp4l0-21swapper/223:28:442
111391190,0ptp4l0-21swapper/222:47:562
111391190,0ptp4l0-21swapper/221:27:182
111391190,0ptp4l0-21swapper/200:12:532
111391190,0ptp4l0-21swapper/123:03:481
111391190,0ptp4l0-21swapper/021:02:100
1923299180,16cyclictest0-21swapper/623:20:496
111391180,0ptp4l0-21swapper/722:11:027
111391180,0ptp4l0-21swapper/619:19:076
111391180,0ptp4l0-21swapper/520:36:565
111391180,0ptp4l0-21swapper/519:44:265
111391180,0ptp4l0-21swapper/519:44:265
111391180,0ptp4l0-21swapper/419:58:594
111391180,0ptp4l0-21swapper/200:28:292
111391170,0ptp4l0-21swapper/623:28:426
111391170,0ptp4l0-21swapper/223:24:592
111391170,0ptp4l0-21swapper/219:21:102
111391170,0ptp4l0-21swapper/120:55:361
111391160,0ptp4l0-21swapper/720:25:517
111391160,0ptp4l0-21swapper/700:07:457
111391160,0ptp4l0-21swapper/621:27:186
111391160,0ptp4l0-21swapper/600:12:496
111391160,0ptp4l0-21swapper/521:06:335
111391160,0ptp4l0-21swapper/520:13:255
111391160,0ptp4l0-21swapper/520:09:245
111391160,0ptp4l0-21swapper/519:13:095
111391160,0ptp4l0-21swapper/320:48:133
111391160,0ptp4l0-21swapper/220:47:282
111391160,0ptp4l0-21swapper/220:10:392
111391160,0ptp4l0-21swapper/121:08:351
111391160,0ptp4l0-21swapper/120:52:341
111391160,0ptp4l0-21swapper/120:39:281
111391160,0ptp4l0-21swapper/119:40:471
111391160,0ptp4l0-21swapper/119:40:461
111391160,0ptp4l0-21swapper/119:19:471
111391150,0ptp4l0-21swapper/720:59:397
111391150,0ptp4l0-21swapper/719:54:527
111391150,0ptp4l0-21swapper/719:22:157
111391150,0ptp4l0-21swapper/719:15:057
111391150,0ptp4l0-21swapper/622:58:466
111391150,0ptp4l0-21swapper/621:01:566
111391150,0ptp4l0-21swapper/620:37:356
111391150,0ptp4l0-21swapper/620:34:046
111391150,0ptp4l0-21swapper/620:22:536
111391150,0ptp4l0-21swapper/619:59:396
111391150,0ptp4l0-21swapper/619:47:516
111391150,0ptp4l0-21swapper/619:36:356
111391150,0ptp4l0-21swapper/619:36:346
111391150,0ptp4l0-21swapper/619:29:336
111391150,0ptp4l0-21swapper/522:49:305
111391150,0ptp4l0-21swapper/521:04:125
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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