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2025-04-02 - 04:13

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 Apr 02, 2025 00:46:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
129291640,50ptp4l0-21swapper/619:05:206
129291630,5ptp4l0-21swapper/219:06:092
146612620,0sleep70-21swapper/723:37:127
112712560,0sleep30-21swapper/320:20:153
1166025432,6sleep40-21swapper/419:09:444
2120915331,7phc2sys0-21swapper/019:07:020
1165025333,6sleep30-21swapper/319:09:363
162412510,0sleep60-21swapper/621:30:166
1151625039,6sleep70-21swapper/719:07:467
1140224837,7sleep10-21swapper/119:06:201
1147024636,6sleep50-21swapper/519:07:125
129291330,0ptp4l0-21swapper/523:20:005
129291320,3ptp4l0-21swapper/219:50:192
129291320,0ptp4l0-21swapper/523:09:075
129291310,1ptp4l30793-21ssh21:50:092
129291310,0ptp4l0-21swapper/722:56:177
129291310,0ptp4l0-21swapper/223:50:182
129291310,0ptp4l0-21swapper/200:15:182
129291300,0ptp4l0-21swapper/523:22:075
129291300,0ptp4l0-21swapper/521:12:195
129291300,0ptp4l0-21swapper/221:29:072
129291300,0ptp4l0-21swapper/123:00:141
129291300,0ptp4l0-21swapper/022:58:160
129291290,1ptp4l11481-21irqstats22:50:115
129291290,0ptp4l13992-21ssh22:53:476
129291290,0ptp4l0-21swapper/523:48:345
129291290,0ptp4l0-21swapper/421:42:034
129291290,0ptp4l0-21swapper/220:50:202
129291290,0ptp4l0-21swapper/122:38:051
129291290,0ptp4l0-21swapper/022:35:110
129291280,4ptp4l0-21swapper/200:27:502
129291280,3ptp4l0-21swapper/400:05:314
129291280,0ptp4l0-21swapper/522:58:535
129291280,0ptp4l0-21swapper/522:17:325
129291280,0ptp4l0-21swapper/522:13:565
129291280,0ptp4l0-21swapper/423:40:184
129291280,0ptp4l0-21swapper/123:47:411
129291280,0ptp4l0-21swapper/123:16:221
129291280,0ptp4l0-21swapper/122:55:191
129291280,0ptp4l0-21swapper/121:48:441
129291280,0ptp4l0-21swapper/100:38:081
129291280,0ptp4l0-21swapper/023:36:080
129291270,3ptp4l0-21swapper/000:31:150
129291270,0ptp4l0-21swapper/522:01:245
129291270,0ptp4l0-21swapper/521:52:105
129291270,0ptp4l0-21swapper/521:40:585
129291270,0ptp4l0-21swapper/422:35:514
129291270,0ptp4l0-21swapper/422:00:094
129291270,0ptp4l0-21swapper/123:59:081
129291270,0ptp4l0-21swapper/123:30:311
129291270,0ptp4l0-21swapper/121:26:311
129291260,5ptp4l0-21swapper/500:24:505
129291260,0ptp4l0-21swapper/621:44:136
129291260,0ptp4l0-21swapper/600:00:016
129291260,0ptp4l0-21swapper/521:46:215
129291260,0ptp4l0-21swapper/500:04:545
129291260,0ptp4l0-21swapper/500:04:535
129291260,0ptp4l0-21swapper/423:35:154
129291260,0ptp4l0-21swapper/422:47:274
129291260,0ptp4l0-21swapper/422:11:084
129291260,0ptp4l0-21swapper/222:30:142
129291260,0ptp4l0-21swapper/121:58:401
129291260,0ptp4l0-21swapper/121:40:481
129291260,0ptp4l0-21swapper/100:31:591
129291260,0ptp4l0-21swapper/100:25:091
129291260,0ptp4l0-21swapper/022:07:250
129291260,0ptp4l0-21swapper/000:06:010
129291250,0ptp4l0-21swapper/623:42:216
129291250,0ptp4l0-21swapper/620:50:276
129291250,0ptp4l0-21swapper/523:11:515
129291250,0ptp4l0-21swapper/522:20:255
129291250,0ptp4l0-21swapper/423:03:464
129291250,0ptp4l0-21swapper/422:31:004
129291250,0ptp4l0-21swapper/421:13:444
129291250,0ptp4l0-21swapper/400:29:544
129291250,0ptp4l0-21swapper/400:01:304
129291250,0ptp4l0-21swapper/400:01:294
129291250,0ptp4l0-21swapper/221:56:062
129291250,0ptp4l0-21swapper/123:36:151
129291250,0ptp4l0-21swapper/122:40:201
129291250,0ptp4l0-21swapper/121:30:161
129291250,0ptp4l0-21swapper/120:54:091
129291250,0ptp4l0-21swapper/023:08:200
129291250,0ptp4l0-21swapper/022:34:400
129291250,0ptp4l0-21swapper/000:39:370
129291240,1ptp4l7444-21ssh00:12:084
129291240,1ptp4l4466-21df22:40:125
129291240,1ptp4l27256-21date19:40:175
129291240,1ptp4l2433-21memory23:20:191
129291240,0ptp4l0-21swapper/723:10:157
129291240,0ptp4l0-21swapper/619:30:216
129291240,0ptp4l0-21swapper/523:59:155
129291240,0ptp4l0-21swapper/523:51:175
129291240,0ptp4l0-21swapper/523:00:585
129291240,0ptp4l0-21swapper/520:08:095
129291240,0ptp4l0-21swapper/519:50:245
129291240,0ptp4l0-21swapper/519:25:145
129291240,0ptp4l0-21swapper/500:10:095
129291240,0ptp4l0-21swapper/423:07:344
129291240,0ptp4l0-21swapper/421:45:324
129291240,0ptp4l0-21swapper/420:09:504
129291240,0ptp4l0-21swapper/419:19:544
129291240,0ptp4l0-21swapper/223:49:482
129291240,0ptp4l0-21swapper/200:14:122
129291240,0ptp4l0-21swapper/123:11:531
129291240,0ptp4l0-21swapper/122:26:411
129291240,0ptp4l0-21swapper/121:14:251
129291240,0ptp4l0-21swapper/120:40:221
129291240,0ptp4l0-21swapper/120:19:241
129291240,0ptp4l0-21swapper/119:55:201
129291240,0ptp4l0-21swapper/119:40:191
129291240,0ptp4l0-21swapper/100:00:141
129291240,0ptp4l0-21swapper/100:00:131
129291240,0ptp4l0-21swapper/023:52:280
129291240,0ptp4l0-21swapper/023:30:120
129291240,0ptp4l0-21swapper/023:19:000
129291240,0ptp4l0-21swapper/022:44:070
129291240,0ptp4l0-21swapper/021:55:130
129291240,0ptp4l0-21swapper/019:50:190
129291230,8ptp4l0-21swapper/519:45:585
129291230,1ptp4l3219-21rm21:55:194
129291230,1ptp4l27370-21latency_hist21:00:005
129291230,1ptp4l24076-21acpi00:35:122
129291230,1ptp4l19005-21ssh21:34:390
129291230,1ptp4l14001-21missed_timers22:10:122
129291230,1ptp4l12935-21cat20:25:005
129291230,0ptp4l9-21ksoftirqd/023:13:230
129291230,0ptp4l0-21swapper/623:50:116
129291230,0ptp4l0-21swapper/622:30:136
129291230,0ptp4l0-21swapper/622:10:076
129291230,0ptp4l0-21swapper/621:50:166
129291230,0ptp4l0-21swapper/620:00:136
129291230,0ptp4l0-21swapper/619:50:186
129291230,0ptp4l0-21swapper/619:10:136
129291230,0ptp4l0-21swapper/600:35:206
129291230,0ptp4l0-21swapper/600:20:176
129291230,0ptp4l0-21swapper/523:38:565
129291230,0ptp4l0-21swapper/523:30:105
129291230,0ptp4l0-21swapper/521:37:035
129291230,0ptp4l0-21swapper/521:15:145
129291230,0ptp4l0-21swapper/521:15:135
129291230,0ptp4l0-21swapper/520:45:165
129291230,0ptp4l0-21swapper/520:35:125
129291230,0ptp4l0-21swapper/520:15:145
129291230,0ptp4l0-21swapper/500:38:155
129291230,0ptp4l0-21swapper/423:35:004
129291230,0ptp4l0-21swapper/423:15:414
129291230,0ptp4l0-21swapper/423:10:164
129291230,0ptp4l0-21swapper/422:58:434
129291230,0ptp4l0-21swapper/422:27:074
129291230,0ptp4l0-21swapper/422:15:114
129291230,0ptp4l0-21swapper/420:55:144
129291230,0ptp4l0-21swapper/400:30:184
129291230,0ptp4l0-21swapper/400:21:364
129291230,0ptp4l0-21swapper/319:15:023
129291230,0ptp4l0-21swapper/220:00:192
129291230,0ptp4l0-21swapper/200:20:142
129291230,0ptp4l0-21swapper/123:25:201
129291230,0ptp4l0-21swapper/123:05:491
129291230,0ptp4l0-21swapper/122:50:261
129291230,0ptp4l0-21swapper/122:32:491
129291230,0ptp4l0-21swapper/122:20:161
129291230,0ptp4l0-21swapper/122:17:491
129291230,0ptp4l0-21swapper/122:00:111
129291230,0ptp4l0-21swapper/121:35:481
129291230,0ptp4l0-21swapper/121:20:211
129291230,0ptp4l0-21swapper/121:20:201
129291230,0ptp4l0-21swapper/120:35:131
129291230,0ptp4l0-21swapper/120:30:081
129291230,0ptp4l0-21swapper/120:30:011
129291230,0ptp4l0-21swapper/119:50:211
129291230,0ptp4l0-21swapper/119:20:201
129291230,0ptp4l0-21swapper/100:24:341
129291230,0ptp4l0-21swapper/100:06:501
129291230,0ptp4l0-21swapper/022:13:430
129291230,0ptp4l0-21swapper/021:48:500
129291230,0ptp4l0-21swapper/021:10:180
129291230,0ptp4l0-21swapper/021:05:170
129291230,0ptp4l0-21swapper/020:45:010
129291230,0ptp4l0-21swapper/020:05:000
129291230,0ptp4l0-21swapper/000:29:550
129291230,0ptp4l0-21swapper/000:13:070
129291220,1ptp4l32745-21/usr/sbin/munin22:35:155
129291220,1ptp4l26109-21grep20:55:161
129291220,1ptp4l0-21swapper/422:07:564
129291220,0ptp4l30133-21ssh23:58:510
129291220,0ptp4l0-21swapper/719:15:037
129291220,0ptp4l0-21swapper/623:49:536
129291220,0ptp4l0-21swapper/622:48:286
129291220,0ptp4l0-21swapper/621:45:006
129291220,0ptp4l0-21swapper/621:27:496
129291220,0ptp4l0-21swapper/621:23:486
129291220,0ptp4l0-21swapper/621:23:476
129291220,0ptp4l0-21swapper/620:21:306
129291220,0ptp4l0-21swapper/600:26:116
129291220,0ptp4l0-21swapper/600:15:136
129291220,0ptp4l0-21swapper/600:14:216
129291220,0ptp4l0-21swapper/523:40:065
129291220,0ptp4l0-21swapper/523:26:285
129291220,0ptp4l0-21swapper/522:47:535
129291220,0ptp4l0-21swapper/522:30:505
129291220,0ptp4l0-21swapper/522:07:335
129291220,0ptp4l0-21swapper/521:57:355
129291220,0ptp4l0-21swapper/521:30:125
129291220,0ptp4l0-21swapper/521:26:495
129291220,0ptp4l0-21swapper/521:20:175
129291220,0ptp4l0-21swapper/521:20:165
129291220,0ptp4l0-21swapper/520:52:095
129291220,0ptp4l0-21swapper/520:40:195
129291220,0ptp4l0-21swapper/520:30:165
129291220,0ptp4l0-21swapper/519:35:175
129291220,0ptp4l0-21swapper/519:20:225
129291220,0ptp4l0-21swapper/500:30:045
129291220,0ptp4l0-21swapper/500:25:305
129291220,0ptp4l0-21swapper/500:19:085
129291220,0ptp4l0-21swapper/500:05:395
129291220,0ptp4l0-21swapper/423:54:434
129291220,0ptp4l0-21swapper/423:25:454
129291220,0ptp4l0-21swapper/423:20:154
129291220,0ptp4l0-21swapper/421:37:144
129291220,0ptp4l0-21swapper/421:30:074
129291220,0ptp4l0-21swapper/421:17:184
129291220,0ptp4l0-21swapper/421:17:174
129291220,0ptp4l0-21swapper/420:48:474
129291220,0ptp4l0-21swapper/420:20:124
129291220,0ptp4l0-21swapper/419:55:164
129291220,0ptp4l0-21swapper/400:37:014
129291220,0ptp4l0-21swapper/323:10:153
129291220,0ptp4l0-21swapper/222:48:392
129291220,0ptp4l0-21swapper/222:29:592
129291220,0ptp4l0-21swapper/222:08:292
129291220,0ptp4l0-21swapper/219:55:132
129291220,0ptp4l0-21swapper/219:30:222
129291220,0ptp4l0-21swapper/219:10:172
129291220,0ptp4l0-21swapper/200:34:262
129291220,0ptp4l0-21swapper/200:03:352
129291220,0ptp4l0-21swapper/200:03:342
129291220,0ptp4l0-21swapper/123:52:491
129291220,0ptp4l0-21swapper/123:40:111
129291220,0ptp4l0-21swapper/122:46:091
129291220,0ptp4l0-21swapper/122:11:421
129291220,0ptp4l0-21swapper/122:05:491
129291220,0ptp4l0-21swapper/121:50:481
129291220,0ptp4l0-21swapper/121:15:151
129291220,0ptp4l0-21swapper/121:15:141
129291220,0ptp4l0-21swapper/120:45:151
129291220,0ptp4l0-21swapper/120:20:191
129291220,0ptp4l0-21swapper/119:45:131
129291220,0ptp4l0-21swapper/119:35:211
129291220,0ptp4l0-21swapper/119:27:501
129291220,0ptp4l0-21swapper/100:10:091
129291220,0ptp4l0-21swapper/023:47:560
129291220,0ptp4l0-21swapper/023:40:150
129291220,0ptp4l0-21swapper/023:25:080
129291220,0ptp4l0-21swapper/023:20:580
129291220,0ptp4l0-21swapper/023:00:100
129291220,0ptp4l0-21swapper/022:20:110
129291220,0ptp4l0-21swapper/022:15:160
129291220,0ptp4l0-21swapper/022:04:470
129291220,0ptp4l0-21swapper/021:40:040
129291220,0ptp4l0-21swapper/021:25:100
129291220,0ptp4l0-21swapper/021:21:140
129291220,0ptp4l0-21swapper/021:21:130
129291220,0ptp4l0-21swapper/021:15:190
129291220,0ptp4l0-21swapper/021:15:180
129291220,0ptp4l0-21swapper/020:55:130
129291220,0ptp4l0-21swapper/000:21:510
129291220,0ptp4l0-21swapper/000:01:250
129291220,0ptp4l0-21swapper/000:01:240
129291210,3ptp4l481ktimersoftd/419:46:064
129291210,2ptp4l0-21swapper/000:18:280
129291210,0ptp4l0-21swapper/622:30:006
129291210,0ptp4l0-21swapper/622:08:076
129291210,0ptp4l0-21swapper/621:55:576
129291210,0ptp4l0-21swapper/619:25:186
129291210,0ptp4l0-21swapper/600:07:396
129291210,0ptp4l0-21swapper/600:02:406
129291210,0ptp4l0-21swapper/600:02:406
129291210,0ptp4l0-21swapper/522:25:445
129291210,0ptp4l0-21swapper/521:00:145
129291210,0ptp4l0-21swapper/520:27:095
129291210,0ptp4l0-21swapper/520:10:125
129291210,0ptp4l0-21swapper/520:01:015
129291210,0ptp4l0-21swapper/519:55:205
129291210,0ptp4l0-21swapper/519:18:425
129291210,0ptp4l0-21swapper/423:55:084
129291210,0ptp4l0-21swapper/423:47:524
129291210,0ptp4l0-21swapper/422:54:504
129291210,0ptp4l0-21swapper/422:42:084
129291210,0ptp4l0-21swapper/422:22:264
129291210,0ptp4l0-21swapper/421:50:394
129291210,0ptp4l0-21swapper/421:25:224
129291210,0ptp4l0-21swapper/421:21:304
129291210,0ptp4l0-21swapper/421:21:294
129291210,0ptp4l0-21swapper/420:51:214
129291210,0ptp4l0-21swapper/400:18:414
129291210,0ptp4l0-21swapper/322:56:163
129291210,0ptp4l0-21swapper/319:13:463
129291210,0ptp4l0-21swapper/223:59:552
129291210,0ptp4l0-21swapper/223:41:302
129291210,0ptp4l0-21swapper/223:09:222
129291210,0ptp4l0-21swapper/222:53:532
129291210,0ptp4l0-21swapper/221:45:172
129291210,0ptp4l0-21swapper/221:44:162
129291210,0ptp4l0-21swapper/221:23:522
129291210,0ptp4l0-21swapper/221:23:512
129291210,0ptp4l0-21swapper/220:49:372
129291210,0ptp4l0-21swapper/220:34:472
129291210,0ptp4l0-21swapper/200:05:582
129291210,0ptp4l0-21swapper/121:05:481
129291210,0ptp4l0-21swapper/121:00:151
129291210,0ptp4l0-21swapper/120:10:141
129291210,0ptp4l0-21swapper/119:18:091
129291210,0ptp4l0-21swapper/022:51:380
129291210,0ptp4l0-21swapper/022:47:110
129291210,0ptp4l0-21swapper/022:25:080
129291210,0ptp4l0-21swapper/021:51:380
129291210,0ptp4l0-21swapper/021:37:100
129291210,0ptp4l0-21swapper/020:20:170
129291210,0ptp4l0-21swapper/020:15:210
129291210,0ptp4l0-21swapper/020:14:470
129291210,0ptp4l0-21swapper/020:07:470
129291210,0ptp4l0-21swapper/019:36:320
129291210,0ptp4l0-21swapper/019:26:470
129291210,0ptp4l0-21swapper/019:21:070
67412200,0sleep60-21swapper/623:27:586
129291200,0ptp4l0-21swapper/720:17:487
129291200,0ptp4l0-21swapper/719:12:467
129291200,0ptp4l0-21swapper/623:08:176
129291200,0ptp4l0-21swapper/600:34:126
129291200,0ptp4l0-21swapper/519:32:235
129291200,0ptp4l0-21swapper/421:05:134
129291200,0ptp4l0-21swapper/421:00:194
129291200,0ptp4l0-21swapper/420:39:564
129291200,0ptp4l0-21swapper/420:16:214
129291200,0ptp4l0-21swapper/420:04:554
129291200,0ptp4l0-21swapper/419:51:564
129291200,0ptp4l0-21swapper/323:33:563
129291200,0ptp4l0-21swapper/120:08:471
129291200,0ptp4l0-21swapper/100:19:111
129291200,0ptp4l0-21swapper/020:40:080
129291200,0ptp4l0-21swapper/020:39:550
129291190,0ptp4l0-21swapper/521:05:185
129291190,0ptp4l0-21swapper/420:32:044
129291190,0ptp4l0-21swapper/420:14:254
129291190,0ptp4l0-21swapper/419:36:584
129291190,0ptp4l0-21swapper/419:31:004
129291190,0ptp4l0-21swapper/219:29:562
129291190,0ptp4l0-21swapper/119:32:221
129291190,0ptp4l0-21swapper/019:34:500
129291180,0ptp4l0-21swapper/622:16:446
129291180,0ptp4l0-21swapper/619:55:146
129291180,0ptp4l0-21swapper/420:25:514
129291180,0ptp4l0-21swapper/323:16:503
129291180,0ptp4l0-21swapper/222:42:452
129291180,0ptp4l0-21swapper/019:55:170
242812170,0sleep30-21swapper/320:50:253
129291170,2ptp4l101ktimersoftd/020:26:010
129291170,0ptp4l0-21swapper/723:34:017
129291170,0ptp4l0-21swapper/021:00:180
129291170,0ptp4l0-21swapper/020:32:510
129291170,0ptp4l0-21swapper/019:45:210
129291170,0ptp4l0-21swapper/019:44:330
129291160,0ptp4l0-21swapper/419:42:304
129291160,0ptp4l0-21swapper/419:22:344
129291160,0ptp4l0-21swapper/222:16:422
129291160,0ptp4l0-21swapper/019:11:280
129291150,0ptp4l0-21swapper/723:16:507
129291150,0ptp4l0-21swapper/622:42:456
129291150,0ptp4l0-21swapper/621:09:306
129291150,0ptp4l0-21swapper/620:58:186
129291150,0ptp4l0-21swapper/620:49:356
129291150,0ptp4l0-21swapper/620:40:576
129291150,0ptp4l0-21swapper/620:32:436
129291150,0ptp4l0-21swapper/620:16:596
129291150,0ptp4l0-21swapper/620:12:236
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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