You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-07 - 11:46

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 Sep 07, 2026 00:46:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111391600,5ptp4l0-21swapper/419:05:344
111391600,5ptp4l0-21swapper/019:05:020
94922590,1sleep233-21ksoftirqd/222:24:322
3074425544,7sleep10-21swapper/119:09:051
61742530,0sleep10-21swapper/123:51:311
3070124939,6sleep20-21swapper/219:08:342
3062324831,12sleep60-21swapper/619:07:336
3047424838,6sleep70-21swapper/719:05:427
3076624736,7sleep30-21swapper/319:09:243
3053124635,6sleep50-21swapper/519:06:205
111391340,4ptp4l0-21swapper/022:20:000
111391330,0ptp4l0-21swapper/122:40:201
111391310,0ptp4l0-21swapper/420:30:184
111391310,0ptp4l0-21swapper/223:10:142
111391310,0ptp4l0-21swapper/123:31:341
111391310,0ptp4l0-21swapper/022:24:080
111391300,0ptp4l0-21swapper/423:29:214
111391290,0ptp4l0-21swapper/723:54:167
111391290,0ptp4l0-21swapper/423:04:014
111391290,0ptp4l0-21swapper/422:54:304
111391290,0ptp4l0-21swapper/400:25:214
111391280,0ptp4l0-21swapper/623:49:476
111391280,0ptp4l0-21swapper/421:12:454
111391280,0ptp4l0-21swapper/421:05:004
111391280,0ptp4l0-21swapper/420:00:194
111391280,0ptp4l0-21swapper/021:21:530
111391280,0ptp4l0-21swapper/021:13:080
111391270,4ptp4l0-21swapper/021:32:040
111391270,2ptp4l0-21swapper/023:39:220
111391270,0ptp4l0-21swapper/422:36:324
111391270,0ptp4l0-21swapper/420:45:214
111391270,0ptp4l0-21swapper/400:35:574
111391270,0ptp4l0-21swapper/100:21:301
111391270,0ptp4l0-21swapper/023:24:030
111391270,0ptp4l0-21swapper/023:05:200
111391270,0ptp4l0-21swapper/022:49:540
111391270,0ptp4l0-21swapper/022:34:160
111391270,0ptp4l0-21swapper/022:07:490
111391270,0ptp4l0-21swapper/021:17:340
111391270,0ptp4l0-21swapper/000:38:200
111391260,4ptp4l0-21swapper/100:31:161
111391260,3ptp4l0-21swapper/023:50:480
111391260,2ptp4l49-21ksoftirqd/422:15:014
111391260,0ptp4l0-21swapper/622:52:106
111391260,0ptp4l0-21swapper/522:15:185
111391260,0ptp4l0-21swapper/521:40:225
111391260,0ptp4l0-21swapper/520:50:125
111391260,0ptp4l0-21swapper/400:13:204
111391260,0ptp4l0-21swapper/400:06:004
111391260,0ptp4l0-21swapper/400:05:594
111391260,0ptp4l0-21swapper/122:06:461
111391260,0ptp4l0-21swapper/023:04:580
111391260,0ptp4l0-21swapper/022:55:580
111391260,0ptp4l0-21swapper/021:45:150
111391260,0ptp4l0-21swapper/019:25:160
111391260,0ptp4l0-21swapper/000:11:310
111391250,0ptp4l0-21swapper/500:28:185
111391250,0ptp4l0-21swapper/423:25:014
111391250,0ptp4l0-21swapper/400:15:124
111391250,0ptp4l0-21swapper/400:00:164
111391250,0ptp4l0-21swapper/122:57:081
111391250,0ptp4l0-21swapper/122:52:541
111391250,0ptp4l0-21swapper/022:41:010
111391250,0ptp4l0-21swapper/021:50:140
111391250,0ptp4l0-21swapper/021:27:120
111391250,0ptp4l0-21swapper/021:27:110
111391250,0ptp4l0-21swapper/020:00:220
111391250,0ptp4l0-21swapper/019:15:010
111391250,0ptp4l0-21swapper/000:29:070
111391240,1ptp4l3419-21diskstats22:15:121
111391240,1ptp4l32065-21latency19:10:164
111391240,1ptp4l27319-21df20:10:124
111391240,1ptp4l16683-21smartctl19:45:184
111391240,1ptp4l13139-21munin-run22:30:004
111391240,0ptp4l0-21swapper/722:12:307
111391240,0ptp4l0-21swapper/423:57:194
111391240,0ptp4l0-21swapper/423:05:434
111391240,0ptp4l0-21swapper/422:24:154
111391240,0ptp4l0-21swapper/421:57:084
111391240,0ptp4l0-21swapper/421:44:184
111391240,0ptp4l0-21swapper/321:25:373
111391240,0ptp4l0-21swapper/321:25:363
111391240,0ptp4l0-21swapper/122:45:501
111391240,0ptp4l0-21swapper/121:27:391
111391240,0ptp4l0-21swapper/121:27:381
111391240,0ptp4l0-21swapper/120:35:161
111391240,0ptp4l0-21swapper/023:28:060
111391240,0ptp4l0-21swapper/022:05:010
111391240,0ptp4l0-21swapper/021:58:160
111391240,0ptp4l0-21swapper/021:35:160
111391240,0ptp4l0-21swapper/020:20:150
111391240,0ptp4l0-21swapper/019:20:090
111391240,0ptp4l0-21swapper/000:30:200
111391240,0ptp4l0-21swapper/000:20:250
111391230,3ptp4l0-21swapper/123:10:351
111391230,1ptp4l21841-21diskmemload23:45:517
111391230,1ptp4l12630-21ssh00:00:220
111391230,0ptp4l0-21swapper/722:09:517
111391230,0ptp4l0-21swapper/623:39:576
111391230,0ptp4l0-21swapper/523:15:005
111391230,0ptp4l0-21swapper/523:02:365
111391230,0ptp4l0-21swapper/521:59:385
111391230,0ptp4l0-21swapper/520:15:155
111391230,0ptp4l0-21swapper/423:40:194
111391230,0ptp4l0-21swapper/423:30:214
111391230,0ptp4l0-21swapper/422:47:094
111391230,0ptp4l0-21swapper/422:43:364
111391230,0ptp4l0-21swapper/422:32:224
111391230,0ptp4l0-21swapper/421:50:004
111391230,0ptp4l0-21swapper/421:45:204
111391230,0ptp4l0-21swapper/421:28:524
111391230,0ptp4l0-21swapper/421:28:524
111391230,0ptp4l0-21swapper/421:15:144
111391230,0ptp4l0-21swapper/420:55:144
111391230,0ptp4l0-21swapper/420:15:194
111391230,0ptp4l0-21swapper/419:55:184
111391230,0ptp4l0-21swapper/419:50:004
111391230,0ptp4l0-21swapper/419:30:204
111391230,0ptp4l0-21swapper/400:20:204
111391230,0ptp4l0-21swapper/219:35:142
111391230,0ptp4l0-21swapper/219:25:202
111391230,0ptp4l0-21swapper/123:40:551
111391230,0ptp4l0-21swapper/123:22:421
111391230,0ptp4l0-21swapper/123:18:131
111391230,0ptp4l0-21swapper/122:30:121
111391230,0ptp4l0-21swapper/121:56:361
111391230,0ptp4l0-21swapper/121:05:371
111391230,0ptp4l0-21swapper/023:32:220
111391230,0ptp4l0-21swapper/021:40:170
111391230,0ptp4l0-21swapper/021:03:080
111391230,0ptp4l0-21swapper/020:45:150
111391230,0ptp4l0-21swapper/020:30:230
111391230,0ptp4l0-21swapper/020:25:130
111391230,0ptp4l0-21swapper/020:15:190
111391230,0ptp4l0-21swapper/019:40:170
111391220,1ptp4l33-21ksoftirqd/223:00:192
111391220,0ptp4l31522-21ssh22:09:333
111391220,0ptp4l0-21swapper/623:10:146
111391220,0ptp4l0-21swapper/623:00:206
111391220,0ptp4l0-21swapper/621:47:146
111391220,0ptp4l0-21swapper/621:30:176
111391220,0ptp4l0-21swapper/523:41:405
111391220,0ptp4l0-21swapper/523:16:205
111391220,0ptp4l0-21swapper/522:55:045
111391220,0ptp4l0-21swapper/522:40:205
111391220,0ptp4l0-21swapper/522:30:145
111391220,0ptp4l0-21swapper/522:10:115
111391220,0ptp4l0-21swapper/521:39:025
111391220,0ptp4l0-21swapper/521:31:345
111391220,0ptp4l0-21swapper/521:27:585
111391220,0ptp4l0-21swapper/521:27:575
111391220,0ptp4l0-21swapper/521:15:215
111391220,0ptp4l0-21swapper/521:05:155
111391220,0ptp4l0-21swapper/520:40:145
111391220,0ptp4l0-21swapper/520:35:125
111391220,0ptp4l0-21swapper/519:45:115
111391220,0ptp4l0-21swapper/500:38:485
111391220,0ptp4l0-21swapper/500:05:135
111391220,0ptp4l0-21swapper/500:05:125
111391220,0ptp4l0-21swapper/423:50:114
111391220,0ptp4l0-21swapper/423:45:124
111391220,0ptp4l0-21swapper/423:35:114
111391220,0ptp4l0-21swapper/423:15:124
111391220,0ptp4l0-21swapper/423:10:214
111391220,0ptp4l0-21swapper/422:55:494
111391220,0ptp4l0-21swapper/422:17:034
111391220,0ptp4l0-21swapper/422:05:154
111391220,0ptp4l0-21swapper/422:00:114
111391220,0ptp4l0-21swapper/421:35:124
111391220,0ptp4l0-21swapper/421:32:514
111391220,0ptp4l0-21swapper/421:20:144
111391220,0ptp4l0-21swapper/421:00:124
111391220,0ptp4l0-21swapper/420:51:024
111391220,0ptp4l0-21swapper/420:25:174
111391220,0ptp4l0-21swapper/420:20:154
111391220,0ptp4l0-21swapper/420:05:144
111391220,0ptp4l0-21swapper/419:20:134
111391220,0ptp4l0-21swapper/419:15:154
111391220,0ptp4l0-21swapper/400:30:164
111391220,0ptp4l0-21swapper/323:53:063
111391220,0ptp4l0-21swapper/321:39:523
111391220,0ptp4l0-21swapper/223:50:022
111391220,0ptp4l0-21swapper/222:35:442
111391220,0ptp4l0-21swapper/221:30:212
111391220,0ptp4l0-21swapper/123:00:131
111391220,0ptp4l0-21swapper/121:50:231
111391220,0ptp4l0-21swapper/121:40:181
111391220,0ptp4l0-21swapper/121:31:321
111391220,0ptp4l0-21swapper/121:15:191
111391220,0ptp4l0-21swapper/120:50:121
111391220,0ptp4l0-21swapper/120:40:121
111391220,0ptp4l0-21swapper/119:40:231
111391220,0ptp4l0-21swapper/119:30:141
111391220,0ptp4l0-21swapper/100:05:211
111391220,0ptp4l0-21swapper/100:05:201
111391220,0ptp4l0-21swapper/023:55:220
111391220,0ptp4l0-21swapper/023:45:110
111391220,0ptp4l0-21swapper/023:40:120
111391220,0ptp4l0-21swapper/023:15:160
111391220,0ptp4l0-21swapper/023:10:210
111391220,0ptp4l0-21swapper/022:50:470
111391220,0ptp4l0-21swapper/022:35:150
111391220,0ptp4l0-21swapper/022:25:130
111391220,0ptp4l0-21swapper/022:10:160
111391220,0ptp4l0-21swapper/021:05:150
111391220,0ptp4l0-21swapper/020:55:090
111391220,0ptp4l0-21swapper/020:52:220
111391220,0ptp4l0-21swapper/020:05:160
111391220,0ptp4l0-21swapper/019:50:150
111391220,0ptp4l0-21swapper/019:35:200
111391220,0ptp4l0-21swapper/019:30:210
111391220,0ptp4l0-21swapper/000:15:130
111391210,0ptp4l0-21swapper/622:29:286
111391210,0ptp4l0-21swapper/622:04:536
111391210,0ptp4l0-21swapper/619:35:116
111391210,0ptp4l0-21swapper/523:56:455
111391210,0ptp4l0-21swapper/523:39:275
111391210,0ptp4l0-21swapper/523:31:365
111391210,0ptp4l0-21swapper/523:06:405
111391210,0ptp4l0-21swapper/522:46:055
111391210,0ptp4l0-21swapper/521:47:465
111391210,0ptp4l0-21swapper/520:35:005
111391210,0ptp4l0-21swapper/500:31:265
111391210,0ptp4l0-21swapper/500:22:305
111391210,0ptp4l0-21swapper/500:15:335
111391210,0ptp4l0-21swapper/500:14:185
111391210,0ptp4l0-21swapper/500:01:025
111391210,0ptp4l0-21swapper/419:40:174
111391210,0ptp4l0-21swapper/323:45:353
111391210,0ptp4l0-21swapper/322:13:033
111391210,0ptp4l0-21swapper/223:49:542
111391210,0ptp4l0-21swapper/222:52:002
111391210,0ptp4l0-21swapper/222:27:132
111391210,0ptp4l0-21swapper/222:01:442
111391210,0ptp4l0-21swapper/123:56:291
111391210,0ptp4l0-21swapper/123:37:221
111391210,0ptp4l0-21swapper/122:21:051
111391210,0ptp4l0-21swapper/122:11:341
111391210,0ptp4l0-21swapper/121:39:241
111391210,0ptp4l0-21swapper/121:24:441
111391210,0ptp4l0-21swapper/120:30:011
111391210,0ptp4l0-21swapper/120:11:091
111391210,0ptp4l0-21swapper/119:45:011
111391210,0ptp4l0-21swapper/119:12:131
111391210,0ptp4l0-21swapper/100:26:311
111391210,0ptp4l0-21swapper/100:15:511
111391210,0ptp4l0-21swapper/100:02:481
111391210,0ptp4l0-21swapper/020:41:030
111391210,0ptp4l0-21swapper/020:10:160
111391210,0ptp4l0-21swapper/019:45:140
111391210,0ptp4l0-21swapper/019:10:150
111391210,0ptp4l0-21swapper/000:06:070
111391210,0ptp4l0-21swapper/000:06:060
111391200,0ptp4l0-21swapper/721:39:537
111391200,0ptp4l0-21swapper/721:20:117
111391200,0ptp4l0-21swapper/621:38:106
111391200,0ptp4l0-21swapper/619:25:196
111391200,0ptp4l0-21swapper/600:36:426
111391200,0ptp4l0-21swapper/523:23:235
111391200,0ptp4l0-21swapper/522:52:445
111391200,0ptp4l0-21swapper/522:38:145
111391200,0ptp4l0-21swapper/522:23:055
111391200,0ptp4l0-21swapper/522:05:135
111391200,0ptp4l0-21swapper/521:24:455
111391200,0ptp4l0-21swapper/520:22:135
111391200,0ptp4l0-21swapper/520:07:095
111391200,0ptp4l0-21swapper/519:30:185
111391200,0ptp4l0-21swapper/519:11:085
111391200,0ptp4l0-21swapper/420:38:024
111391200,0ptp4l0-21swapper/419:35:204
111391200,0ptp4l0-21swapper/222:07:112
111391200,0ptp4l0-21swapper/221:47:102
111391200,0ptp4l0-21swapper/221:38:082
111391200,0ptp4l0-21swapper/123:48:321
111391200,0ptp4l0-21swapper/123:06:341
111391200,0ptp4l0-21swapper/122:38:231
111391200,0ptp4l0-21swapper/121:01:481
111391200,0ptp4l0-21swapper/120:45:081
111391200,0ptp4l0-21swapper/120:27:431
111391200,0ptp4l0-21swapper/119:55:581
111391200,0ptp4l0-21swapper/119:53:021
111391200,0ptp4l0-21swapper/119:18:071
111391200,0ptp4l0-21swapper/100:38:341
111391200,0ptp4l0-21swapper/100:10:051
111391200,0ptp4l0-21swapper/020:39:030
111391200,0ptp4l0-21swapper/019:55:020
111391190,0ptp4l0-21swapper/721:25:557
111391190,0ptp4l0-21swapper/721:25:557
111391190,0ptp4l0-21swapper/623:32:406
111391190,0ptp4l0-21swapper/622:35:456
111391190,0ptp4l0-21swapper/619:43:086
111391190,0ptp4l0-21swapper/523:25:265
111391190,0ptp4l0-21swapper/520:03:015
111391190,0ptp4l0-21swapper/419:28:074
111391190,0ptp4l0-21swapper/223:39:362
111391190,0ptp4l0-21swapper/223:31:082
111391190,0ptp4l0-21swapper/200:36:382
111391190,0ptp4l0-21swapper/123:25:351
111391190,0ptp4l0-21swapper/120:23:021
111391190,0ptp4l0-21swapper/120:16:501
111391190,0ptp4l0-21swapper/119:39:071
111391180,0ptp4l0-21swapper/722:58:387
111391180,0ptp4l0-21swapper/622:34:186
111391180,0ptp4l0-21swapper/523:50:085
111391180,0ptp4l0-21swapper/521:51:345
111391180,0ptp4l0-21swapper/519:26:195
111391180,0ptp4l0-21swapper/420:40:024
111391180,0ptp4l0-21swapper/121:47:471
144582170,2sleep33109499cyclictest21:45:003
111391170,0ptp4l21841-21diskmemload23:47:275
111391170,0ptp4l0-21swapper/623:21:216
111391170,0ptp4l0-21swapper/622:07:096
111391170,0ptp4l0-21swapper/521:04:535
111391170,0ptp4l0-21swapper/122:26:421
111391160,0ptp4l0-21swapper/623:50:016
111391160,0ptp4l0-21swapper/622:22:186
111391160,0ptp4l0-21swapper/621:58:356
111391160,0ptp4l0-21swapper/600:17:186
111391160,0ptp4l0-21swapper/522:26:445
111391160,0ptp4l0-21swapper/520:45:005
111391160,0ptp4l0-21swapper/519:52:515
111391160,0ptp4l0-21swapper/519:40:275
111391160,0ptp4l0-21swapper/223:21:212
111391160,0ptp4l0-21swapper/122:00:011
111391160,0ptp4l0-21swapper/120:05:391
31123991513,1cyclictest0-21swapper/721:15:197
111391150,0ptp4l0-21swapper/623:40:016
111391150,0ptp4l0-21swapper/620:21:336
111391150,0ptp4l0-21swapper/619:45:376
111391150,0ptp4l0-21swapper/520:26:375
111391150,0ptp4l0-21swapper/520:11:155
111391150,0ptp4l0-21swapper/519:55:215
111391150,0ptp4l0-21swapper/519:35:345
111391150,0ptp4l0-21swapper/519:24:145
111391150,0ptp4l0-21swapper/519:18:155
111391150,0ptp4l0-21swapper/223:40:032
111391150,0ptp4l0-21swapper/223:16:052
111391150,0ptp4l0-21swapper/222:34:172
111391150,0ptp4l0-21swapper/221:58:292
111391150,0ptp4l0-21swapper/219:45:322
111391150,0ptp4l0-21swapper/219:21:452
111391150,0ptp4l0-21swapper/200:17:192
111391150,0ptp4l0-21swapper/120:57:561
111391150,0ptp4l0-21swapper/120:03:011
111391150,0ptp4l0-21swapper/119:26:161
111391150,0ptp4l0-21swapper/119:24:121
104152150,0sleep21068-21runrttasks20:45:002
121292140,0sleep60-21swapper/620:45:206
111391140,0ptp4l0-21swapper/620:52:576
111391140,0ptp4l0-21swapper/620:36:146
111391140,0ptp4l0-21swapper/619:33:456
111391140,0ptp4l0-21swapper/619:21:456
111391140,0ptp4l0-21swapper/619:11:196
111391140,0ptp4l0-21swapper/319:23:423
111391140,0ptp4l0-21swapper/300:22:013
111391140,0ptp4l0-21swapper/220:52:572
111391140,0ptp4l0-21swapper/220:36:132
111391140,0ptp4l0-21swapper/220:21:332
111391140,0ptp4l0-21swapper/219:43:052
111391140,0ptp4l0-21swapper/219:33:452
111391140,0ptp4l0-21swapper/219:11:202
3112399110,1cyclictest0-21swapper/722:30:197
3112399110,10cyclictest0-21swapper/722:27:287
3109499110,10cyclictest0-21swapper/323:37:143
3109499110,10cyclictest0-21swapper/323:07:513
3109499110,10cyclictest0-21swapper/322:38:173
3109499110,10cyclictest0-21swapper/321:34:113
3112399100,9cyclictest19471-21sshd19:51:037
3112399100,9cyclictest0-21swapper/722:43:207
3112399100,0cyclictest0-21swapper/722:19:557
3112399100,0cyclictest0-21swapper/700:37:067
3109499109,0cyclictest0-21swapper/323:29:413
3109499109,0cyclictest0-21swapper/322:53:033
3109499109,0cyclictest0-21swapper/322:30:453
3109499100,0cyclictest0-21swapper/321:54:453
3109499100,0cyclictest0-21swapper/300:32:423
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional