You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-20 - 06:53

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 Wed May 20, 2026 00:46:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2174621490,3sleep09-21ksoftirqd/019:05:200
111391630,30ptp4l0-21swapper/219:05:232
2234026251,6sleep40-21swapper/419:06:534
324102580,0sleep30-21swapper/322:16:413
239252570,0sleep30-21swapper/319:10:203
2235925735,7sleep30-21swapper/319:07:083
111391560,5ptp4l0-21swapper/619:05:416
2245725331,7sleep10-21swapper/119:08:261
2245425342,6sleep70-21swapper/719:08:247
111391510,2ptp4l0-21swapper/519:05:135
111391370,0ptp4l0-21swapper/422:24:154
111391330,0ptp4l0-21swapper/422:12:424
111391330,0ptp4l0-21swapper/023:15:160
111391320,0ptp4l0-21swapper/421:50:204
111391310,0ptp4l0-21swapper/422:38:184
111391310,0ptp4l0-21swapper/422:32:594
111391310,0ptp4l0-21swapper/400:37:394
111391310,0ptp4l0-21swapper/120:55:141
111391310,0ptp4l0-21swapper/020:20:180
111391300,0ptp4l0-21swapper/422:55:534
111391300,0ptp4l0-21swapper/100:36:201
111391300,0ptp4l0-21swapper/021:17:430
111391300,0ptp4l0-21swapper/019:30:190
111391300,0ptp4l0-21swapper/000:34:570
111391290,0ptp4l0-21swapper/423:16:274
111391290,0ptp4l0-21swapper/400:25:134
111391290,0ptp4l0-21swapper/123:23:061
111391290,0ptp4l0-21swapper/100:14:071
111391290,0ptp4l0-21swapper/100:14:071
111391290,0ptp4l0-21swapper/023:02:340
111391290,0ptp4l0-21swapper/022:42:000
111391290,0ptp4l0-21swapper/021:41:240
111391290,0ptp4l0-21swapper/000:05:200
111391290,0ptp4l0-21swapper/000:05:200
111391280,3ptp4l401ktimersoftd/300:17:373
111391280,0ptp4l0-21swapper/423:56:494
111391280,0ptp4l0-21swapper/423:53:494
111391280,0ptp4l0-21swapper/423:00:554
111391280,0ptp4l0-21swapper/422:47:184
111391280,0ptp4l0-21swapper/421:43:404
111391280,0ptp4l0-21swapper/122:55:231
111391280,0ptp4l0-21swapper/122:22:271
111391280,0ptp4l0-21swapper/121:38:281
111391280,0ptp4l0-21swapper/023:09:400
111391280,0ptp4l0-21swapper/022:18:130
111391280,0ptp4l0-21swapper/021:50:490
111391280,0ptp4l0-21swapper/021:48:560
111391270,3ptp4l641ktimersoftd/623:31:296
111391270,0ptp4l32580-21/usr/sbin/munin20:40:184
111391270,0ptp4l0-21swapper/622:16:576
111391270,0ptp4l0-21swapper/423:46:104
111391270,0ptp4l0-21swapper/422:29:324
111391270,0ptp4l0-21swapper/421:22:464
111391270,0ptp4l0-21swapper/122:50:361
111391270,0ptp4l0-21swapper/122:37:351
111391270,0ptp4l0-21swapper/100:23:201
111391270,0ptp4l0-21swapper/023:58:550
111391270,0ptp4l0-21swapper/022:38:290
111391270,0ptp4l0-21swapper/022:33:040
111391270,0ptp4l0-21swapper/022:24:230
111391270,0ptp4l0-21swapper/022:02:180
111391270,0ptp4l0-21swapper/021:11:000
111391270,0ptp4l0-21swapper/000:36:100
111391270,0ptp4l0-21swapper/000:22:570
111391260,2ptp4l0-21swapper/100:19:281
111391260,0ptp4l0-21swapper/522:55:385
111391260,0ptp4l0-21swapper/520:25:145
111391260,0ptp4l0-21swapper/423:35:124
111391260,0ptp4l0-21swapper/423:13:574
111391260,0ptp4l0-21swapper/422:42:514
111391260,0ptp4l0-21swapper/421:48:434
111391260,0ptp4l0-21swapper/419:50:174
111391260,0ptp4l0-21swapper/400:00:134
111391260,0ptp4l0-21swapper/121:11:141
111391260,0ptp4l0-21swapper/023:30:550
111391260,0ptp4l0-21swapper/023:25:190
111391260,0ptp4l0-21swapper/022:51:560
111391260,0ptp4l0-21swapper/021:22:190
111391250,2ptp4l0-21swapper/023:52:350
111391250,1ptp4l909-21diskstats21:35:114
111391250,1ptp4l17955-21irqstats23:25:164
111391250,0ptp4l13627-21diskmemload22:14:151
111391250,0ptp4l0-21swapper/523:15:225
111391250,0ptp4l0-21swapper/521:43:275
111391250,0ptp4l0-21swapper/520:15:125
111391250,0ptp4l0-21swapper/520:05:145
111391250,0ptp4l0-21swapper/423:20:164
111391250,0ptp4l0-21swapper/423:10:004
111391250,0ptp4l0-21swapper/422:01:384
111391250,0ptp4l0-21swapper/421:55:324
111391250,0ptp4l0-21swapper/421:13:424
111391250,0ptp4l0-21swapper/419:40:194
111391250,0ptp4l0-21swapper/400:06:274
111391250,0ptp4l0-21swapper/400:06:274
111391250,0ptp4l0-21swapper/222:16:552
111391250,0ptp4l0-21swapper/121:46:331
111391250,0ptp4l0-21swapper/121:25:011
111391250,0ptp4l0-21swapper/100:03:171
111391250,0ptp4l0-21swapper/023:13:150
111391250,0ptp4l0-21swapper/022:56:130
111391250,0ptp4l0-21swapper/021:58:200
111391250,0ptp4l0-21swapper/021:35:140
111391250,0ptp4l0-21swapper/021:25:380
111391250,0ptp4l0-21swapper/000:13:440
111391250,0ptp4l0-21swapper/000:13:430
111391240,1ptp4l24344-21nfs4_client20:20:174
111391240,0ptp4l0-21swapper/700:28:117
111391240,0ptp4l0-21swapper/700:18:057
111391240,0ptp4l0-21swapper/523:40:215
111391240,0ptp4l0-21swapper/523:20:115
111391240,0ptp4l0-21swapper/522:45:115
111391240,0ptp4l0-21swapper/521:57:125
111391240,0ptp4l0-21swapper/521:14:555
111391240,0ptp4l0-21swapper/520:50:165
111391240,0ptp4l0-21swapper/519:20:135
111391240,0ptp4l0-21swapper/421:18:354
111391240,0ptp4l0-21swapper/419:35:164
111391240,0ptp4l0-21swapper/419:30:154
111391240,0ptp4l0-21swapper/419:25:144
111391240,0ptp4l0-21swapper/400:15:174
111391240,0ptp4l0-21swapper/400:13:304
111391240,0ptp4l0-21swapper/400:13:304
111391240,0ptp4l0-21swapper/123:30:211
111391240,0ptp4l0-21swapper/121:25:141
111391240,0ptp4l0-21swapper/120:10:001
111391240,0ptp4l0-21swapper/119:15:131
111391240,0ptp4l0-21swapper/100:06:461
111391240,0ptp4l0-21swapper/100:06:451
111391240,0ptp4l0-21swapper/023:45:080
111391240,0ptp4l0-21swapper/023:20:140
111391240,0ptp4l0-21swapper/022:48:540
111391240,0ptp4l0-21swapper/021:35:010
111391240,0ptp4l0-21swapper/021:35:000
111391240,0ptp4l0-21swapper/019:25:140
111391240,0ptp4l0-21swapper/019:11:570
111391240,0ptp4l0-21swapper/000:28:400
111391230,2ptp4l0-21swapper/623:39:136
111391230,1ptp4l28541-21sh22:11:325
111391230,1ptp4l28118-21ssh21:28:254
111391230,1ptp4l24677-21ssh22:05:351
111391230,1ptp4l21153-21ssh22:01:121
111391230,1ptp4l1269-21ssh23:45:355
111391230,1ptp4l12513-21irqrtprio19:55:151
111391230,0ptp4l31802-21uptime20:35:204
111391230,0ptp4l0-21swapper/621:12:156
111391230,0ptp4l0-21swapper/523:35:555
111391230,0ptp4l0-21swapper/523:13:005
111391230,0ptp4l0-21swapper/521:25:105
111391230,0ptp4l0-21swapper/521:25:005
111391230,0ptp4l0-21swapper/520:55:125
111391230,0ptp4l0-21swapper/520:10:185
111391230,0ptp4l0-21swapper/519:55:115
111391230,0ptp4l0-21swapper/500:15:125
111391230,0ptp4l0-21swapper/500:02:555
111391230,0ptp4l0-21swapper/423:32:004
111391230,0ptp4l0-21swapper/422:50:154
111391230,0ptp4l0-21swapper/422:17:134
111391230,0ptp4l0-21swapper/421:30:124
111391230,0ptp4l0-21swapper/421:30:124
111391230,0ptp4l0-21swapper/421:00:174
111391230,0ptp4l0-21swapper/420:30:214
111391230,0ptp4l0-21swapper/420:00:114
111391230,0ptp4l0-21swapper/419:15:204
111391230,0ptp4l0-21swapper/400:30:134
111391230,0ptp4l0-21swapper/400:20:014
111391230,0ptp4l0-21swapper/320:30:013
111391230,0ptp4l0-21swapper/221:11:562
111391230,0ptp4l0-21swapper/123:55:101
111391230,0ptp4l0-21swapper/123:40:111
111391230,0ptp4l0-21swapper/123:15:171
111391230,0ptp4l0-21swapper/122:45:121
111391230,0ptp4l0-21swapper/122:27:231
111391230,0ptp4l0-21swapper/122:17:521
111391230,0ptp4l0-21swapper/121:42:381
111391230,0ptp4l0-21swapper/121:33:501
111391230,0ptp4l0-21swapper/121:33:501
111391230,0ptp4l0-21swapper/121:15:141
111391230,0ptp4l0-21swapper/121:05:161
111391230,0ptp4l0-21swapper/120:50:191
111391230,0ptp4l0-21swapper/120:45:131
111391230,0ptp4l0-21swapper/120:10:121
111391230,0ptp4l0-21swapper/119:45:151
111391230,0ptp4l0-21swapper/119:20:111
111391230,0ptp4l0-21swapper/100:33:091
111391230,0ptp4l0-21swapper/023:35:070
111391230,0ptp4l0-21swapper/022:25:110
111391230,0ptp4l0-21swapper/022:10:110
111391230,0ptp4l0-21swapper/021:00:120
111391230,0ptp4l0-21swapper/020:40:180
111391230,0ptp4l0-21swapper/020:35:150
111391230,0ptp4l0-21swapper/020:25:170
111391230,0ptp4l0-21swapper/020:10:220
111391230,0ptp4l0-21swapper/019:50:110
111391230,0ptp4l0-21swapper/019:40:140
111391230,0ptp4l0-21swapper/019:35:140
111391230,0ptp4l0-21swapper/019:15:000
111391230,0ptp4l0-21swapper/000:15:180
111391230,0ptp4l0-21swapper/000:00:230
111391220,4ptp4l0-21swapper/120:32:551
111391220,1ptp4l27998-21/usr/sbin/munin20:30:150
111391220,0ptp4l0-21swapper/720:31:387
111391220,0ptp4l0-21swapper/720:30:007
111391220,0ptp4l0-21swapper/623:20:586
111391220,0ptp4l0-21swapper/622:52:516
111391220,0ptp4l0-21swapper/600:12:146
111391220,0ptp4l0-21swapper/600:12:136
111391220,0ptp4l0-21swapper/523:55:125
111391220,0ptp4l0-21swapper/523:51:375
111391220,0ptp4l0-21swapper/523:30:205
111391220,0ptp4l0-21swapper/523:26:555
111391220,0ptp4l0-21swapper/523:06:465
111391220,0ptp4l0-21swapper/523:01:045
111391220,0ptp4l0-21swapper/522:35:395
111391220,0ptp4l0-21swapper/522:28:035
111391220,0ptp4l0-21swapper/522:22:165
111391220,0ptp4l0-21swapper/521:45:485
111391220,0ptp4l0-21swapper/521:38:295
111391220,0ptp4l0-21swapper/521:30:515
111391220,0ptp4l0-21swapper/521:30:505
111391220,0ptp4l0-21swapper/521:15:035
111391220,0ptp4l0-21swapper/521:05:145
111391220,0ptp4l0-21swapper/500:35:305
111391220,0ptp4l0-21swapper/500:14:005
111391220,0ptp4l0-21swapper/500:13:595
111391220,0ptp4l0-21swapper/500:08:285
111391220,0ptp4l0-21swapper/500:08:285
111391220,0ptp4l0-21swapper/423:40:244
111391220,0ptp4l0-21swapper/422:05:144
111391220,0ptp4l0-21swapper/420:25:194
111391220,0ptp4l0-21swapper/420:09:574
111391220,0ptp4l0-21swapper/419:45:204
111391220,0ptp4l0-21swapper/419:20:014
111391220,0ptp4l0-21swapper/419:10:204
111391220,0ptp4l0-21swapper/321:24:003
111391220,0ptp4l0-21swapper/222:50:202
111391220,0ptp4l0-21swapper/222:30:162
111391220,0ptp4l0-21swapper/123:54:011
111391220,0ptp4l0-21swapper/123:46:321
111391220,0ptp4l0-21swapper/123:35:481
111391220,0ptp4l0-21swapper/123:11:261
111391220,0ptp4l0-21swapper/123:05:571
111391220,0ptp4l0-21swapper/123:05:001
111391220,0ptp4l0-21swapper/121:53:171
111391220,0ptp4l0-21swapper/120:25:161
111391220,0ptp4l0-21swapper/120:15:221
111391220,0ptp4l0-21swapper/023:40:360
111391220,0ptp4l0-21swapper/022:05:010
111391220,0ptp4l0-21swapper/020:45:200
111391220,0ptp4l0-21swapper/020:00:150
111391220,0ptp4l0-21swapper/019:55:210
111391210,3ptp4l641ktimersoftd/623:56:186
111391210,0ptp4l0-21swapper/723:58:547
111391210,0ptp4l0-21swapper/721:49:107
111391210,0ptp4l0-21swapper/622:01:086
111391210,0ptp4l0-21swapper/621:58:296
111391210,0ptp4l0-21swapper/600:20:416
111391210,0ptp4l0-21swapper/522:42:395
111391210,0ptp4l0-21swapper/522:30:345
111391210,0ptp4l0-21swapper/522:18:525
111391210,0ptp4l0-21swapper/522:01:275
111391210,0ptp4l0-21swapper/521:53:195
111391210,0ptp4l0-21swapper/520:45:145
111391210,0ptp4l0-21swapper/519:15:125
111391210,0ptp4l0-21swapper/500:33:025
111391210,0ptp4l0-21swapper/500:24:095
111391210,0ptp4l0-21swapper/420:46:454
111391210,0ptp4l0-21swapper/420:10:564
111391210,0ptp4l0-21swapper/322:22:323
111391210,0ptp4l0-21swapper/321:53:393
111391210,0ptp4l0-21swapper/320:41:373
111391210,0ptp4l0-21swapper/320:08:423
111391210,0ptp4l0-21swapper/319:18:573
111391210,0ptp4l0-21swapper/223:20:542
111391210,0ptp4l0-21swapper/221:57:372
111391210,0ptp4l0-21swapper/123:26:101
111391210,0ptp4l0-21swapper/122:41:161
111391210,0ptp4l0-21swapper/122:30:321
111391210,0ptp4l0-21swapper/121:57:131
111391210,0ptp4l0-21swapper/100:28:471
111391210,0ptp4l0-21swapper/020:51:560
111391210,0ptp4l0-21swapper/020:18:270
111391200,0ptp4l0-21swapper/623:54:556
111391200,0ptp4l0-21swapper/622:25:076
111391200,0ptp4l0-21swapper/621:50:356
111391200,0ptp4l0-21swapper/522:09:235
111391200,0ptp4l0-21swapper/519:53:375
111391200,0ptp4l0-21swapper/519:46:085
111391200,0ptp4l0-21swapper/519:38:575
111391200,0ptp4l0-21swapper/420:57:574
111391200,0ptp4l0-21swapper/323:58:503
111391200,0ptp4l0-21swapper/322:47:393
111391200,0ptp4l0-21swapper/300:27:493
111391200,0ptp4l0-21swapper/223:56:182
111391200,0ptp4l0-21swapper/223:54:572
111391200,0ptp4l0-21swapper/222:25:052
111391200,0ptp4l0-21swapper/221:50:382
111391200,0ptp4l0-21swapper/119:30:371
111391200,0ptp4l0-21swapper/020:58:560
111391200,0ptp4l0-21swapper/019:48:100
111391200,0ptp4l0-21swapper/019:24:410
111391190,0ptp4l0-21swapper/721:53:397
111391190,0ptp4l0-21swapper/720:09:017
111391190,0ptp4l0-21swapper/519:34:315
111391190,0ptp4l0-21swapper/519:26:365
111391190,0ptp4l0-21swapper/222:01:062
111391190,0ptp4l0-21swapper/220:44:372
111391190,0ptp4l0-21swapper/200:24:142
111391190,0ptp4l0-21swapper/200:12:102
111391190,0ptp4l0-21swapper/200:12:092
111391190,0ptp4l0-21swapper/119:54:371
111391190,0ptp4l0-21swapper/021:09:550
59662180,0sleep20-21swapper/223:10:002
27612180,0sleep60-21swapper/600:35:206
111391180,2ptp4l321ktimersoftd/219:37:132
111391180,0ptp4l0-21swapper/600:31:336
111391180,0ptp4l0-21swapper/520:00:415
111391180,0ptp4l0-21swapper/321:49:123
111391180,0ptp4l0-21swapper/223:31:362
111391180,0ptp4l0-21swapper/121:04:541
111391180,0ptp4l0-21swapper/120:22:571
111391180,0ptp4l0-21swapper/119:10:311
111391180,0ptp4l0-21swapper/020:09:540
149002170,0sleep114903-21grep20:00:141
111391170,2ptp4l0-21swapper/120:36:571
111391170,0ptp4l0-21swapper/722:47:367
111391170,0ptp4l0-21swapper/421:09:564
111391170,0ptp4l0-21swapper/219:29:152
111391170,0ptp4l0-21swapper/200:31:332
111391170,0ptp4l0-21swapper/120:43:001
2289399160,15cyclictest17264-21munin-run00:10:007
2289399160,15cyclictest17264-21munin-run00:10:007
111391160,1ptp4l799-21NetworkManager20:43:236
111391160,0ptp4l0-21swapper/721:24:007
111391160,0ptp4l0-21swapper/521:02:365
111391160,0ptp4l0-21swapper/520:37:385
111391160,0ptp4l0-21swapper/520:32:265
111391160,0ptp4l0-21swapper/520:22:285
111391160,0ptp4l0-21swapper/519:14:305
111391160,0ptp4l0-21swapper/500:26:465
111391160,0ptp4l0-21swapper/420:52:374
111391160,0ptp4l0-21swapper/420:19:384
111391160,0ptp4l0-21swapper/419:55:214
111391160,0ptp4l0-21swapper/323:08:293
111391160,0ptp4l0-21swapper/220:45:012
111391160,0ptp4l0-21swapper/220:11:482
111391160,0ptp4l0-21swapper/119:40:521
22865991513,1cyclictest0-21swapper/319:55:113
2285899150,14cyclictest0-21swapper/223:15:582
12352150,0sleep30-21swapper/300:35:003
111391150,0ptp4l33-21ksoftirqd/220:00:592
111391150,0ptp4l0-21swapper/720:41:407
111391150,0ptp4l0-21swapper/719:18:127
111391150,0ptp4l0-21swapper/620:35:246
111391150,0ptp4l0-21swapper/620:09:436
111391150,0ptp4l0-21swapper/620:01:006
111391150,0ptp4l0-21swapper/619:48:026
111391150,0ptp4l0-21swapper/619:42:046
111391150,0ptp4l0-21swapper/619:29:166
111391150,0ptp4l0-21swapper/619:19:146
111391150,0ptp4l0-21swapper/619:12:336
111391150,0ptp4l0-21swapper/520:43:015
111391150,0ptp4l0-21swapper/519:40:535
111391150,0ptp4l0-21swapper/320:29:543
111391150,0ptp4l0-21swapper/220:35:232
111391150,0ptp4l0-21swapper/219:42:142
111391150,0ptp4l0-21swapper/219:12:412
111391150,0ptp4l0-21swapper/119:35:091
111391150,0ptp4l0-21swapper/119:26:271
2289399140,13cyclictest0-21swapper/720:45:157
22886991411,1cyclictest83192irq/26-enp1s0-T00:06:316
22886991411,1cyclictest83192irq/26-enp1s0-T00:06:306
2286599149,4cyclictest20508-21munin-run23:29:593
193162140,0sleep60-21swapper/622:44:016
111391140,0ptp4l0-21swapper/723:08:317
111391140,0ptp4l0-21swapper/619:57:226
111391140,0ptp4l0-21swapper/619:35:586
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional