You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-11 - 22:22

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 #3, slot #6

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
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack3slot6s.osadl.org (updated Sat Apr 11, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27322211895,18sleep00-21swapper/007:08:070
27343211696,15sleep10-21swapper/107:08:241
27411211194,12sleep20-21swapper/207:09:172
27350210888,15sleep30-21swapper/307:08:303
277722720,0sleep10-21swapper/107:10:111
216612280,1sleep10-21swapper/110:26:191
2749799200,18cyclictest0-21swapper/309:20:123
2749599171,3cyclictest0-21swapper/110:58:331
27497991611,3cyclictest16156-21ssh12:35:363
27496991611,3cyclictest773-21iostat_ios10:05:152
27495991611,3cyclictest5688-21diskstats12:25:131
2749599161,13cyclictest17767-21cron09:50:001
27495991611,3cyclictest11662-21df10:50:141
2749599161,13cyclictest0-21swapper/110:30:131
2749499161,3cyclictest27437-21ssh09:25:250
27494991613,2cyclictest4779-21kworker/u8:109:37:040
2749499161,13cyclictest17385-21apt-get11:30:130
325152150,2sleep00-21swapper/011:11:080
298282151,3sleep029932-21munin-node0
27497991511,2cyclictest19814-21ssh10:58:463
2749799150,14cyclictest0-21swapper/310:39:073
2749799150,13cyclictest0-21swapper/308:10:163
27496991512,2cyclictest21014-21kworker/u8:211:04:042
27496991512,2cyclictest11561-21diskmemload09:43:242
2749699150,13cyclictest29720-21latency_hist08:35:002
2749699150,13cyclictest0-21swapper/210:00:142
2749599151,3cyclictest3728-21runrttasks11:12:431
2749599151,2cyclictest0-21swapper/111:35:121
27495991511,2cyclictest25721-21apt-get11:05:121
27495991510,3cyclictest11660-21dpkg07:50:141
2749599150,13cyclictest11561-21diskmemload12:11:031
2749599150,13cyclictest0-21swapper/109:14:131
2749599150,13cyclictest0-21swapper/109:14:131
2749499151,3cyclictest3787-21ssh11:49:530
27494991512,2cyclictest8904-21kworker/u8:010:24:050
2749499151,12cyclictest27811-21sed11:40:160
2749499151,12cyclictest0-21swapper/009:13:210
2749499151,12cyclictest0-21swapper/009:13:210
2749499150,13cyclictest17755-21smartctl10:56:010
2749499150,13cyclictest13175-21cut11:25:140
2749499150,13cyclictest0-21swapper/012:29:100
2749499150,13cyclictest0-21swapper/010:03:070
7142149,2sleep10-21swapper/108:41:041
27497991411,2cyclictest5331-21apt-get07:35:073
27497991411,2cyclictest0-21swapper/311:09:063
27497991411,2cyclictest0-21swapper/310:30:163
27497991411,2cyclictest0-21swapper/309:42:363
27497991411,2cyclictest0-21swapper/309:16:463
27497991411,2cyclictest0-21swapper/307:20:163
27497991410,2cyclictest21070-21hostname11:00:153
2749799140,2cyclictest0-21swapper/310:49:063
2749799140,13cyclictest0-21swapper/311:45:063
2749799140,13cyclictest0-21swapper/309:30:163
2749799140,12cyclictest0-21swapper/310:22:163
27496991411,2cyclictest11561-21diskmemload10:47:242
27496991411,2cyclictest0-21swapper/212:04:242
27496991411,2cyclictest0-21swapper/209:52:342
2749699140,3cyclictest15637-21grep12:35:172
2749699140,2cyclictest0-21swapper/208:10:122
2749699140,13cyclictest0-21swapper/211:52:342
2749699140,13cyclictest0-21swapper/211:23:042
2749699140,13cyclictest0-21swapper/210:24:042
2749699140,13cyclictest0-21swapper/209:34:142
2749699140,13cyclictest0-21swapper/209:15:042
2749699140,12cyclictest0-21swapper/207:35:122
2749599141,9cyclictest11561-21diskmemload09:58:011
2749599141,3cyclictest0-21swapper/107:20:501
27495991411,2cyclictest23936-21ssh11:02:431
27495991411,2cyclictest0-21swapper/111:32:431
27495991411,2cyclictest0-21swapper/109:32:031
27495991411,2cyclictest0-21swapper/109:05:131
27495991411,2cyclictest0-21swapper/108:30:131
2749599140,2cyclictest0-21swapper/112:34:531
2749599140,2cyclictest0-21swapper/111:26:331
2749599140,13cyclictest0-21swapper/112:36:531
2749599140,13cyclictest0-21swapper/111:55:101
2749599140,12cyclictest0-21swapper/112:20:441
2749599140,12cyclictest0-21swapper/110:35:501
2749599140,12cyclictest0-21swapper/110:11:031
27494991411,2cyclictest3728-21runrttasks11:01:590
27494991411,2cyclictest26336-21kworker/u8:110:06:040
27494991411,2cyclictest25137-21kworker/u8:012:15:040
27494991411,2cyclictest0-21swapper/011:39:370
27494991411,2cyclictest0-21swapper/011:15:170
27494991411,2cyclictest0-21swapper/010:48:570
27494991411,2cyclictest0-21swapper/010:12:570
27494991411,2cyclictest0-21swapper/009:31:410
27494991411,2cyclictest0-21swapper/009:20:170
2749499140,2cyclictest0-21swapper/009:56:270
2749499140,2cyclictest0-21swapper/009:45:370
2749499140,2cyclictest0-21swapper/009:18:270
2749499140,13cyclictest0-21swapper/009:52:470
2749499140,12cyclictest30048-21ssh11:09:470
2749499140,12cyclictest27286-21ssh12:14:290
2749499140,12cyclictest0-21swapper/011:55:500
2749499140,12cyclictest0-21swapper/010:54:290
2749499140,12cyclictest0-21swapper/007:20:180
176232140,2sleep20-21swapper/209:49:492
74632130,3sleep37475-21ssh09:38:593
27497991310,2cyclictest0-21swapper/312:20:463
27497991310,2cyclictest0-21swapper/311:44:563
2749799130,2cyclictest0-21swapper/311:17:463
2749799130,2cyclictest0-21swapper/311:11:023
2749799130,2cyclictest0-21swapper/310:05:363
2749799130,12cyclictest0-21swapper/311:55:363
2749799130,12cyclictest0-21swapper/311:25:463
2749799130,12cyclictest0-21swapper/309:57:163
2749799130,11cyclictest0-21swapper/312:07:183
2749699139,2cyclictest0-21swapper/209:13:552
2749699139,2cyclictest0-21swapper/209:13:552
27496991310,2cyclictest0-21swapper/212:30:142
27496991310,2cyclictest0-21swapper/212:26:352
27496991310,2cyclictest0-21swapper/212:16:262
27496991310,2cyclictest0-21swapper/211:55:152
27496991310,2cyclictest0-21swapper/210:59:442
27496991310,2cyclictest0-21swapper/210:52:352
27496991310,2cyclictest0-21swapper/210:29:152
27496991310,2cyclictest0-21swapper/209:24:152
2749699130,2cyclictest818-21ssh11:45:562
2749699130,2cyclictest19649-21latency_hist08:10:002
2749699130,2cyclictest0-21swapper/212:23:442
2749699130,2cyclictest0-21swapper/211:40:162
2749699130,2cyclictest0-21swapper/211:29:042
2749699130,2cyclictest0-21swapper/210:16:552
2749699130,2cyclictest0-21swapper/210:11:052
2749699130,2cyclictest0-21swapper/207:25:152
2749699130,12cyclictest0-21swapper/211:17:062
2749699130,12cyclictest0-21swapper/211:12:242
2749699130,12cyclictest0-21swapper/211:05:552
2749699130,12cyclictest0-21swapper/210:41:052
2749699130,12cyclictest0-21swapper/210:32:352
2749699130,12cyclictest0-21swapper/209:56:152
2749699130,12cyclictest0-21swapper/207:51:052
2749599138,3cyclictest0-21swapper/111:48:231
2749599138,3cyclictest0-21swapper/109:18:401
2749599134,7cyclictest4562-21gdm-simple-gree08:57:581
2749599131,10cyclictest0-21swapper/111:15:141
27495991310,2cyclictest1835-21fschecks_time07:25:161
27495991310,2cyclictest0-21swapper/111:21:041
27495991310,2cyclictest0-21swapper/110:43:531
27495991310,2cyclictest0-21swapper/109:29:331
27495991310,2cyclictest0-21swapper/108:45:161
2749599130,12cyclictest0-21swapper/112:15:231
27494991310,2cyclictest5736-21apt-get08:55:110
27494991310,2cyclictest1003-21kworker/u8:207:35:040
27494991310,2cyclictest0-21swapper/012:35:140
27494991310,2cyclictest0-21swapper/012:06:070
27494991310,2cyclictest0-21swapper/011:50:250
27494991310,2cyclictest0-21swapper/010:40:200
27494991310,2cyclictest0-21swapper/009:40:430
2749499130,2cyclictest0-21swapper/012:01:070
2749499130,2cyclictest0-21swapper/010:30:150
2749499130,2cyclictest0-21swapper/010:17:150
2749499130,2cyclictest0-21swapper/008:50:140
2749499130,2cyclictest0-21swapper/008:06:020
2749499130,2cyclictest0-21swapper/007:30:060
2749499130,12cyclictest30415-21fschecks_count08:35:160
2749499130,12cyclictest0-21swapper/012:30:170
2749499130,12cyclictest0-21swapper/012:21:070
2749499130,12cyclictest0-21swapper/011:20:070
2749499130,12cyclictest0-21swapper/010:27:120
2749499130,12cyclictest0-21swapper/007:25:160
124942130,2sleep30-21swapper/312:31:473
65102120,2sleep36520-21ssh12:25:343
2749799129,2cyclictest0-21swapper/310:13:363
2749799127,3cyclictest13594-21cpuspeed_turbos09:45:133
2749799120,11cyclictest0-21swapper/307:10:193
2749699129,2cyclictest23797-21rm12:10:162
2749699129,2cyclictest0-21swapper/209:25:142
2749699129,2cyclictest0-21swapper/208:40:192
2749699129,2cyclictest0-21swapper/207:30:002
2749699128,3cyclictest11561-21diskmemload12:05:172
2749699120,2cyclictest0-21swapper/209:35:562
2749699120,2cyclictest0-21swapper/208:56:002
2749599129,2cyclictest0-21swapper/111:43:311
2749599129,2cyclictest0-21swapper/110:20:221
2749599129,2cyclictest0-21swapper/110:00:481
2749599129,2cyclictest0-21swapper/107:45:131
2749599129,2cyclictest0-21swapper/107:41:011
2749599128,2cyclictest0-21swapper/109:00:121
2749599127,3cyclictest0-21swapper/108:25:381
2749599122,7cyclictest0-21swapper/108:09:581
2749599121,9cyclictest13566-21apt-get12:00:111
2749599121,9cyclictest0-21swapper/109:50:131
2749599121,9cyclictest0-21swapper/109:20:151
2749599121,9cyclictest0-21swapper/108:35:181
2749599121,9cyclictest0-21swapper/108:20:161
2749599121,9cyclictest0-21swapper/107:15:141
2749599121,3cyclictest0-21swapper/108:50:141
2749599120,3cyclictest0-21swapper/108:00:141
2749599120,2cyclictest0-21swapper/111:51:231
2749599120,2cyclictest0-21swapper/110:49:561
2749599120,1cyclictest0-21swapper/109:41:531
2749599120,1cyclictest0-21swapper/108:10:131
2749599120,11cyclictest0-21swapper/112:08:011
2749599120,11cyclictest0-21swapper/110:17:311
2749599120,11cyclictest0-21swapper/110:05:491
2749599120,11cyclictest0-21swapper/109:35:361
2749499129,2cyclictest0-21swapper/008:10:180
2749499120,11cyclictest0-21swapper/009:05:400
2749499120,11cyclictest0-21swapper/008:15:130
2749499120,11cyclictest0-21swapper/007:50:000
2749499120,11cyclictest0-21swapper/007:41:020
2749499120,11cyclictest0-21swapper/007:15:160
249202120,2sleep20-21swapper/211:37:192
165552120,2sleep00-21swapper/008:00:190
2749799118,2cyclictest0-21swapper/307:25:183
2749799113,6cyclictest0-21swapper/312:13:283
2749799112,6cyclictest0-21swapper/309:11:593
2749799112,6cyclictest0-21swapper/309:11:593
2749799110,10cyclictest0-21swapper/307:46:023
2749699110,2cyclictest0-21swapper/208:29:552
2749699110,10cyclictest29244-21kworker/u8:107:47:042
2749699110,10cyclictest0-21swapper/211:31:352
2749599117,2cyclictest0-21swapper/107:35:121
2749599112,6cyclictest0-21swapper/107:30:001
2749599111,8cyclictest0-21swapper/108:15:141
2749599111,2cyclictest13666-21apt-get07:55:121
2749499118,2cyclictest31687-21kworker/u8:208:47:040
2749799107,2cyclictest6176-21ssh10:44:563
2749799107,2cyclictest0-21swapper/309:27:013
2749799102,6cyclictest0-21swapper/308:36:023
2749799102,5cyclictest0-21swapper/307:19:583
2749799100,9cyclictest0-21swapper/310:52:203
2749799100,8cyclictest12824-21taskset07:51:043
2749799100,7cyclictest0-21swapper/310:17:583
2749799100,7cyclictest0-21swapper/309:53:023
2749799100,7cyclictest0-21swapper/308:48:593
2749799100,2cyclictest25474-21ssh11:38:103
2749799100,2cyclictest0-21swapper/311:34:483
2749799100,2cyclictest0-21swapper/310:00:393
2749699107,2cyclictest0-21swapper/210:38:152
2749699106,2cyclictest30204-21cut07:15:142
2749699100,9cyclictest0-21swapper/207:20:162
2749499107,2cyclictest29244-21kworker/u8:107:51:040
2749499107,2cyclictest29244-21kworker/u8:107:12:040
217262100,7sleep321736-21ssh10:26:253
274979996,2cyclictest0-21swapper/312:00:373
274979993,5cyclictest0-21swapper/308:06:023
274979993,4cyclictest5796-21aten2.4-expect08:55:123
274979992,6cyclictest0-21swapper/308:51:023
274979992,6cyclictest0-21swapper/308:26:003
274979992,6cyclictest0-21swapper/308:01:033
274979991,6cyclictest0-21swapper/312:16:013
274979991,5cyclictest0-21swapper/307:42:583
274979990,8cyclictest0-21swapper/311:20:123
274979990,7cyclictest0-21swapper/309:06:593
274979990,7cyclictest0-21swapper/308:24:013
274979990,7cyclictest0-21swapper/307:31:583
274979990,2cyclictest11561-21diskmemload11:51:163
274969996,2cyclictest0-21swapper/209:06:012
274969996,2cyclictest0-21swapper/209:01:052
274969996,2cyclictest0-21swapper/208:18:342
274969996,2cyclictest0-21swapper/208:00:152
274949996,2cyclictest0-21swapper/009:00:170
274949990,8cyclictest0-21swapper/008:42:420
274949990,8cyclictest0-21swapper/008:24:510
274979985,2cyclictest0-21swapper/308:40:193
274979984,2cyclictest3728-21runrttasks08:15:123
274979983,3cyclictest8195-21grep09:00:143
274979983,3cyclictest28182-21tr08:30:143
274979980,7cyclictest0-21swapper/307:55:013
274969985,2cyclictest29244-21kworker/u8:107:14:042
274969983,3cyclictest3709-21aten2.4-expect08:50:132
274969981,5cyclictest274-21jbd2/sda1-808:35:072
274969980,6cyclictest23905-21taskset08:20:132
274969980,3cyclictest0-21swapper/207:55:142
274949983,3cyclictest13825-21stty07:55:130
274949981,3cyclictest28136-21egrep08:30:140
274949980,7cyclictest0-21swapper/008:25:210
274969974,2cyclictest3187-21ntpd08:45:172
274969974,2cyclictest0-21swapper/207:41:092
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional