You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-17 - 08:17

OSADL QA Farm on Real-time of Mainline Linux

About - Hardware - CPUs - Benchmarks - Graphics - Benchmarks - Kernels - Boards/Distros - Latency monitoring - Latency plots - System data - Profiles - Compare - Awards

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 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  
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 Mon Aug 17, 2026 00:46:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111391630,32ptp4l0-21swapper/019:09:530
111391620,25ptp4l0-21swapper/119:05:201
2736826050,6sleep20-21swapper/219:07:262
111391600,5ptp4l0-21swapper/419:06:054
94942550,0sleep29495-21munin-run23:15:002
105592530,0sleep30-21swapper/323:15:183
2732024937,7sleep70-21swapper/719:06:517
2750024836,7sleep50-21swapper/519:09:145
2738024635,7sleep30-21swapper/319:07:353
2731024635,6sleep60-21swapper/619:06:426
111391330,0ptp4l0-21swapper/123:04:581
111391320,0ptp4l0-21swapper/421:40:124
27859993116,14cyclictest0-21swapper/520:25:175
111391310,0ptp4l0-21swapper/121:35:211
111391310,0ptp4l0-21swapper/000:10:130
111391300,0ptp4l27123-21ssh22:52:451
111391300,0ptp4l27123-21ssh22:52:451
111391300,0ptp4l0-21swapper/521:43:115
111391300,0ptp4l0-21swapper/422:09:544
111391300,0ptp4l0-21swapper/421:26:334
111391300,0ptp4l0-21swapper/123:16:461
111391300,0ptp4l0-21swapper/022:44:390
111391300,0ptp4l0-21swapper/021:55:160
111391300,0ptp4l0-21swapper/021:21:140
27859992912,13cyclictest0-21swapper/520:24:595
111391290,0ptp4l0-21swapper/422:04:004
111391290,0ptp4l0-21swapper/421:13:494
111391290,0ptp4l0-21swapper/122:09:181
111391290,0ptp4l0-21swapper/023:40:430
111391290,0ptp4l0-21swapper/021:12:370
111391280,7ptp4l0-21swapper/422:54:484
111391280,7ptp4l0-21swapper/422:54:484
111391280,3ptp4l0-21swapper/100:37:411
111391280,2ptp4l0-21swapper/423:41:534
111391280,2ptp4l0-21swapper/422:18:544
111391280,0ptp4l0-21swapper/522:33:175
111391280,0ptp4l0-21swapper/423:37:514
111391280,0ptp4l0-21swapper/423:13:354
111391280,0ptp4l0-21swapper/123:10:071
111391280,0ptp4l0-21swapper/122:00:181
111391280,0ptp4l0-21swapper/119:40:141
111391280,0ptp4l0-21swapper/023:47:470
111391280,0ptp4l0-21swapper/023:33:410
111391280,0ptp4l0-21swapper/000:15:260
111391280,0ptp4l0-21swapper/000:01:570
111391270,1ptp4l4480-21ssh23:52:510
111391270,1ptp4l0-21swapper/119:50:161
111391270,0ptp4l0-21swapper/723:12:227
111391270,0ptp4l0-21swapper/523:46:225
111391270,0ptp4l0-21swapper/521:36:215
111391270,0ptp4l0-21swapper/423:52:344
111391270,0ptp4l0-21swapper/422:21:474
111391270,0ptp4l0-21swapper/421:51:244
111391270,0ptp4l0-21swapper/421:45:124
111391270,0ptp4l0-21swapper/222:29:032
111391270,0ptp4l0-21swapper/123:54:581
111391270,0ptp4l0-21swapper/021:50:050
111391270,0ptp4l0-21swapper/020:10:200
111391260,1ptp4l3430-21irqrtprio20:35:150
111391260,1ptp4l0-21swapper/000:24:550
111391260,0ptp4l0-21swapper/623:33:346
111391260,0ptp4l0-21swapper/522:06:105
111391260,0ptp4l0-21swapper/521:45:505
111391260,0ptp4l0-21swapper/521:18:225
111391260,0ptp4l0-21swapper/422:55:454
111391260,0ptp4l0-21swapper/421:38:124
111391260,0ptp4l0-21swapper/400:05:004
111391260,0ptp4l0-21swapper/100:01:181
111391260,0ptp4l0-21swapper/022:47:460
111391260,0ptp4l0-21swapper/022:35:140
111391260,0ptp4l0-21swapper/021:39:210
111391260,0ptp4l0-21swapper/021:19:280
2785999257,13cyclictest85250irq/31-eno1-rx-21:20:415
111391250,2ptp4l0-21swapper/000:39:350
111391250,1ptp4l30583-21memory21:25:190
111391250,1ptp4l19595-21ssh23:28:540
111391250,0ptp4l0-21swapper/622:27:376
111391250,0ptp4l0-21swapper/600:32:266
111391250,0ptp4l0-21swapper/523:06:595
111391250,0ptp4l0-21swapper/522:40:245
111391250,0ptp4l0-21swapper/522:39:475
111391250,0ptp4l0-21swapper/520:40:215
111391250,0ptp4l0-21swapper/519:55:135
111391250,0ptp4l0-21swapper/423:56:194
111391250,0ptp4l0-21swapper/422:40:274
111391250,0ptp4l0-21swapper/421:58:114
111391250,0ptp4l0-21swapper/421:20:454
111391250,0ptp4l0-21swapper/420:10:214
111391250,0ptp4l0-21swapper/420:00:154
111391250,0ptp4l0-21swapper/400:35:054
111391250,0ptp4l0-21swapper/321:55:113
111391250,0ptp4l0-21swapper/321:50:503
111391250,0ptp4l0-21swapper/022:27:160
111391250,0ptp4l0-21swapper/021:48:020
111391240,1ptp4l31627-21/usr/sbin/munin23:45:141
111391240,1ptp4l29534-21df22:10:121
111391240,1ptp4l29437-21mailstats00:30:210
111391240,1ptp4l2781999cyclictest22:30:170
111391240,1ptp4l25-21ksoftirqd/119:15:171
111391240,1ptp4l19495-21fw_conntrack20:00:150
111391240,1ptp4l17849-21strings23:25:214
111391240,1ptp4l17695-21memory19:55:171
111391240,1ptp4l1736-21latency_hist23:50:014
111391240,0ptp4l0-21swapper/721:50:567
111391240,0ptp4l0-21swapper/622:15:036
111391240,0ptp4l0-21swapper/523:10:175
111391240,0ptp4l0-21swapper/523:00:235
111391240,0ptp4l0-21swapper/519:50:125
111391240,0ptp4l0-21swapper/519:20:215
111391240,0ptp4l0-21swapper/423:19:024
111391240,0ptp4l0-21swapper/422:30:144
111391240,0ptp4l0-21swapper/421:15:094
111391240,0ptp4l0-21swapper/400:30:184
111391240,0ptp4l0-21swapper/400:30:014
111391240,0ptp4l0-21swapper/400:09:164
111391240,0ptp4l0-21swapper/122:15:571
111391240,0ptp4l0-21swapper/121:30:511
111391240,0ptp4l0-21swapper/121:05:171
111391240,0ptp4l0-21swapper/100:20:211
111391240,0ptp4l0-21swapper/023:55:580
111391240,0ptp4l0-21swapper/023:11:470
111391240,0ptp4l0-21swapper/022:58:220
111391240,0ptp4l0-21swapper/022:20:490
111391240,0ptp4l0-21swapper/022:10:160
111391240,0ptp4l0-21swapper/022:01:080
111391240,0ptp4l0-21swapper/020:30:000
111391240,0ptp4l0-21swapper/019:55:200
2785999230,18cyclictest561ktimersoftd/522:12:135
111391230,0ptp4l18590-21diskmemload21:55:127
111391230,0ptp4l0-21swapper/700:35:177
111391230,0ptp4l0-21swapper/621:30:226
111391230,0ptp4l0-21swapper/619:45:156
111391230,0ptp4l0-21swapper/523:30:165
111391230,0ptp4l0-21swapper/522:29:505
111391230,0ptp4l0-21swapper/522:15:205
111391230,0ptp4l0-21swapper/522:00:155
111391230,0ptp4l0-21swapper/521:05:185
111391230,0ptp4l0-21swapper/521:01:385
111391230,0ptp4l0-21swapper/520:55:215
111391230,0ptp4l0-21swapper/520:35:475
111391230,0ptp4l0-21swapper/520:15:115
111391230,0ptp4l0-21swapper/520:15:105
111391230,0ptp4l0-21swapper/520:05:155
111391230,0ptp4l0-21swapper/500:05:135
111391230,0ptp4l0-21swapper/423:20:104
111391230,0ptp4l0-21swapper/423:07:534
111391230,0ptp4l0-21swapper/422:45:124
111391230,0ptp4l0-21swapper/422:36:554
111391230,0ptp4l0-21swapper/422:25:164
111391230,0ptp4l0-21swapper/422:10:214
111391230,0ptp4l0-21swapper/421:30:134
111391230,0ptp4l0-21swapper/421:00:134
111391230,0ptp4l0-21swapper/420:35:194
111391230,0ptp4l0-21swapper/420:30:174
111391230,0ptp4l0-21swapper/420:20:144
111391230,0ptp4l0-21swapper/419:55:204
111391230,0ptp4l0-21swapper/419:50:204
111391230,0ptp4l0-21swapper/419:45:224
111391230,0ptp4l0-21swapper/419:40:174
111391230,0ptp4l0-21swapper/419:30:104
111391230,0ptp4l0-21swapper/419:10:124
111391230,0ptp4l0-21swapper/400:24:344
111391230,0ptp4l0-21swapper/400:15:154
111391230,0ptp4l0-21swapper/400:10:134
111391230,0ptp4l0-21swapper/322:36:013
111391230,0ptp4l0-21swapper/300:35:213
111391230,0ptp4l0-21swapper/221:30:212
111391230,0ptp4l0-21swapper/123:05:091
111391230,0ptp4l0-21swapper/122:40:141
111391230,0ptp4l0-21swapper/122:33:171
111391230,0ptp4l0-21swapper/121:45:161
111391230,0ptp4l0-21swapper/121:41:511
111391230,0ptp4l0-21swapper/120:15:131
111391230,0ptp4l0-21swapper/120:15:131
111391230,0ptp4l0-21swapper/120:05:191
111391230,0ptp4l0-21swapper/119:35:001
111391230,0ptp4l0-21swapper/119:20:131
111391230,0ptp4l0-21swapper/100:33:501
111391230,0ptp4l0-21swapper/100:25:071
111391230,0ptp4l0-21swapper/100:05:151
111391230,0ptp4l0-21swapper/023:37:420
111391230,0ptp4l0-21swapper/023:20:140
111391230,0ptp4l0-21swapper/023:00:170
111391230,0ptp4l0-21swapper/022:53:350
111391230,0ptp4l0-21swapper/022:53:350
111391230,0ptp4l0-21swapper/022:15:120
111391230,0ptp4l0-21swapper/022:08:130
111391230,0ptp4l0-21swapper/021:40:130
111391230,0ptp4l0-21swapper/021:30:190
111391230,0ptp4l0-21swapper/020:50:200
111391230,0ptp4l0-21swapper/020:45:150
111391230,0ptp4l0-21swapper/020:30:140
111391230,0ptp4l0-21swapper/020:20:130
111391230,0ptp4l0-21swapper/019:40:160
111391230,0ptp4l0-21swapper/019:35:130
111391230,0ptp4l0-21swapper/019:30:130
111391230,0ptp4l0-21swapper/019:30:000
111391230,0ptp4l0-21swapper/000:28:310
111391230,0ptp4l0-21swapper/000:05:220
27859992218,3cyclictest392-21kworker/5:021:55:595
111391220,1ptp4l28688-21irqstats19:10:171
111391220,0ptp4l5406-21ssh23:08:090
111391220,0ptp4l0-21swapper/722:36:137
111391220,0ptp4l0-21swapper/721:27:177
111391220,0ptp4l0-21swapper/621:57:456
111391220,0ptp4l0-21swapper/523:55:055
111391220,0ptp4l0-21swapper/523:53:475
111391220,0ptp4l0-21swapper/523:43:025
111391220,0ptp4l0-21swapper/523:15:065
111391220,0ptp4l0-21swapper/521:30:595
111391220,0ptp4l0-21swapper/520:00:235
111391220,0ptp4l0-21swapper/519:47:145
111391220,0ptp4l0-21swapper/519:40:125
111391220,0ptp4l0-21swapper/519:30:525
111391220,0ptp4l0-21swapper/519:25:185
111391220,0ptp4l0-21swapper/500:25:165
111391220,0ptp4l0-21swapper/500:20:155
111391220,0ptp4l0-21swapper/500:04:175
111391220,0ptp4l0-21swapper/423:32:314
111391220,0ptp4l0-21swapper/423:00:164
111391220,0ptp4l0-21swapper/421:05:214
111391220,0ptp4l0-21swapper/420:50:134
111391220,0ptp4l0-21swapper/420:45:014
111391220,0ptp4l0-21swapper/420:25:134
111391220,0ptp4l0-21swapper/419:25:014
111391220,0ptp4l0-21swapper/323:13:163
111391220,0ptp4l0-21swapper/321:29:153
111391220,0ptp4l0-21swapper/222:22:462
111391220,0ptp4l0-21swapper/219:45:192
111391220,0ptp4l0-21swapper/123:44:211
111391220,0ptp4l0-21swapper/123:38:191
111391220,0ptp4l0-21swapper/123:30:181
111391220,0ptp4l0-21swapper/123:21:281
111391220,0ptp4l0-21swapper/122:45:441
111391220,0ptp4l0-21swapper/122:35:371
111391220,0ptp4l0-21swapper/121:27:471
111391220,0ptp4l0-21swapper/121:18:141
111391220,0ptp4l0-21swapper/121:12:121
111391220,0ptp4l0-21swapper/120:50:491
111391220,0ptp4l0-21swapper/120:40:151
111391220,0ptp4l0-21swapper/120:00:221
111391220,0ptp4l0-21swapper/119:25:141
111391220,0ptp4l0-21swapper/023:17:250
111391220,0ptp4l0-21swapper/021:05:230
111391220,0ptp4l0-21swapper/021:00:140
111391220,0ptp4l0-21swapper/019:46:120
111391220,0ptp4l0-21swapper/019:10:120
25682210,0sleep70-21swapper/720:35:007
111391210,2ptp4l0-21swapper/122:23:041
111391210,0ptp4l0-21swapper/623:17:016
111391210,0ptp4l0-21swapper/622:22:086
111391210,0ptp4l0-21swapper/523:24:495
111391210,0ptp4l0-21swapper/522:51:205
111391210,0ptp4l0-21swapper/522:51:205
111391210,0ptp4l0-21swapper/522:21:535
111391210,0ptp4l0-21swapper/521:27:005
111391210,0ptp4l0-21swapper/521:14:205
111391210,0ptp4l0-21swapper/500:31:055
111391210,0ptp4l0-21swapper/500:16:465
111391210,0ptp4l0-21swapper/420:16:144
111391210,0ptp4l0-21swapper/420:16:144
111391210,0ptp4l0-21swapper/420:06:144
111391210,0ptp4l0-21swapper/419:35:164
111391210,0ptp4l0-21swapper/419:18:594
111391210,0ptp4l0-21swapper/223:33:292
111391210,0ptp4l0-21swapper/223:16:592
111391210,0ptp4l0-21swapper/222:48:512
111391210,0ptp4l0-21swapper/222:30:082
111391210,0ptp4l0-21swapper/222:19:022
111391210,0ptp4l0-21swapper/221:52:462
111391210,0ptp4l0-21swapper/221:21:592
111391210,0ptp4l0-21swapper/123:56:231
111391210,0ptp4l0-21swapper/122:59:391
111391210,0ptp4l0-21swapper/121:56:491
111391210,0ptp4l0-21swapper/120:20:041
111391210,0ptp4l0-21swapper/119:35:101
111391210,0ptp4l0-21swapper/100:17:181
111391210,0ptp4l0-21swapper/020:19:090
111391210,0ptp4l0-21swapper/020:19:080
111391210,0ptp4l0-21swapper/019:19:590
111391200,0ptp4l0-21swapper/721:48:287
111391200,0ptp4l0-21swapper/700:34:077
111391200,0ptp4l0-21swapper/621:21:576
111391200,0ptp4l0-21swapper/523:38:285
111391200,0ptp4l0-21swapper/523:25:125
111391200,0ptp4l0-21swapper/522:56:275
111391200,0ptp4l0-21swapper/522:45:105
111391200,0ptp4l0-21swapper/519:15:205
111391200,0ptp4l0-21swapper/519:13:285
111391200,0ptp4l0-21swapper/500:13:185
111391200,0ptp4l0-21swapper/419:23:134
111391200,0ptp4l0-21swapper/319:32:133
111391200,0ptp4l0-21swapper/221:35:342
111391200,0ptp4l0-21swapper/200:32:182
111391200,0ptp4l0-21swapper/123:29:501
111391200,0ptp4l0-21swapper/122:29:521
111391200,0ptp4l0-21swapper/120:55:141
111391200,0ptp4l0-21swapper/120:33:101
111391200,0ptp4l0-21swapper/020:57:140
111391200,0ptp4l0-21swapper/020:41:320
82692190,0sleep30-21swapper/319:35:133
111391190,0ptp4l0-21swapper/622:03:536
111391190,0ptp4l0-21swapper/621:35:376
111391190,0ptp4l0-21swapper/621:13:316
111391190,0ptp4l0-21swapper/520:50:495
111391190,0ptp4l0-21swapper/519:35:105
111391190,0ptp4l0-21swapper/500:37:165
111391190,0ptp4l0-21swapper/321:48:293
111391190,0ptp4l0-21swapper/300:34:093
111391190,0ptp4l0-21swapper/222:56:302
111391190,0ptp4l0-21swapper/221:48:092
111391190,0ptp4l0-21swapper/221:13:322
111391190,0ptp4l0-21swapper/200:38:512
111391190,0ptp4l0-21swapper/121:22:321
111391190,0ptp4l0-21swapper/120:49:291
111391190,0ptp4l0-21swapper/120:39:561
111391190,0ptp4l0-21swapper/120:25:171
111391190,0ptp4l0-21swapper/119:48:231
111391190,0ptp4l0-21swapper/019:52:280
111391190,0ptp4l0-21swapper/019:18:280
111391180,0ptp4l24867-21ssh22:03:522
111391180,0ptp4l0-21swapper/700:29:167
111391180,0ptp4l0-21swapper/600:07:506
111391180,0ptp4l0-21swapper/420:59:334
111391180,0ptp4l0-21swapper/221:57:432
111391180,0ptp4l0-21swapper/121:01:301
111391170,2ptp4l321ktimersoftd/219:50:542
111391170,0ptp4l0-21swapper/623:12:086
111391170,0ptp4l0-21swapper/420:40:014
111391170,0ptp4l0-21swapper/200:07:472
111391170,0ptp4l0-21swapper/100:12:431
27859991612,0cyclictest561ktimersoftd/521:50:315
27837991610,5cyclictest20288-21latency_hist23:30:012
111391160,0ptp4l0-21swapper/620:13:186
111391160,0ptp4l0-21swapper/620:06:296
111391160,0ptp4l0-21swapper/520:14:355
111391150,0ptp4l0-21swapper/720:46:347
111391150,0ptp4l0-21swapper/719:32:147
111391150,0ptp4l0-21swapper/621:48:076
111391150,0ptp4l0-21swapper/621:08:356
111391150,0ptp4l0-21swapper/620:54:266
111391150,0ptp4l0-21swapper/620:28:056
111391150,0ptp4l0-21swapper/619:50:466
111391150,0ptp4l0-21swapper/619:33:436
111391150,0ptp4l0-21swapper/600:38:516
111391150,0ptp4l0-21swapper/520:45:305
111391150,0ptp4l0-21swapper/520:32:005
111391150,0ptp4l0-21swapper/320:47:093
111391150,0ptp4l0-21swapper/300:13:163
111391150,0ptp4l0-21swapper/223:21:012
111391150,0ptp4l0-21swapper/220:30:072
111391150,0ptp4l0-21swapper/220:28:042
111391150,0ptp4l0-21swapper/220:13:132
111391150,0ptp4l0-21swapper/219:38:502
111391150,0ptp4l0-21swapper/219:21:352
111391150,0ptp4l0-21swapper/120:13:411
111391150,0ptp4l0-21swapper/020:05:520
111391140,0ptp4l0-21swapper/623:21:026
111391140,0ptp4l0-21swapper/622:30:086
111391140,0ptp4l0-21swapper/620:30:096
111391140,0ptp4l0-21swapper/619:38:486
111391140,0ptp4l0-21swapper/619:17:376
111391140,0ptp4l0-21swapper/300:29:143
111391140,0ptp4l0-21swapper/221:05:362
111391140,0ptp4l0-21swapper/220:54:232
111391140,0ptp4l0-21swapper/220:06:282
111391140,0ptp4l0-21swapper/219:33:442
111391140,0ptp4l0-21swapper/219:17:362
111391140,0ptp4l0-21swapper/200:28:032
2787299108,1cyclictest0-21swapper/723:00:137
2787299106,1cyclictest186291getstats23:06:467
2787299100,9cyclictest0-21swapper/723:25:507
2787299100,9cyclictest0-21swapper/722:21:057
2786599109,0cyclictest0-21swapper/621:50:176
2784599109,0cyclictest0-21swapper/322:04:033
2783799109,0cyclictest0-21swapper/223:45:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional