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2026-02-15 - 07:28
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #5, slot #3

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 792 highest latencies:
System rack5slot3s.osadl.org (updated Sun Feb 15, 2026 00:44:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12382231164,55sleep10-21swapper/119:06:121
12382231164,55sleep10-21swapper/119:06:121
15322223193,20sleep30-21swapper/319:09:483
15322223193,20sleep30-21swapper/319:09:473
15262202166,24sleep20-21swapper/219:09:432
15262202166,24sleep20-21swapper/219:09:422
13542202164,26sleep00-21swapper/019:07:400
13542202164,26sleep00-21swapper/019:07:390
1791521870,5sleep3165199cyclictest19:45:103
2202821700,5sleep1164199cyclictest23:35:121
3182121640,5sleep1164199cyclictest23:55:221
496721460,4sleep2164699cyclictest21:40:242
323572530,1sleep20-21swapper/222:45:122
32242530,3sleep0163199cyclictest22:50:210
108992520,2sleep30-21swapper/323:10:013
56742510,2sleep19-21rcu_preempt00:10:151
148942490,4sleep07-21ksoftirqd/022:05:140
165199414,32cyclictest27620-40dnf22:33:583
165199413,3cyclictest12050irq/123-ahci[0022:35:233
165199413,3cyclictest12050irq/123-ahci[0022:35:233
278542370,5sleep2164699cyclictest23:45:252
278542370,5sleep2164699cyclictest23:45:252
165199373,5cyclictest12978-40dnf19:31:063
165199368,21cyclictest0-21swapper/322:20:163
165199362,3cyclictest7017-21wc00:15:023
165199351,22cyclictest22696-21diskmemload22:25:253
165199342,19cyclictest22929-21/usr/sbin/munin21:10:273
165199341,4cyclictest15485-21latency_hist19:40:013
165199341,3cyclictest22705-21munin-run21:10:013
165199341,25cyclictest823-21snmpd20:38:083
165199334,16cyclictest14937-21kworker/u8:223:35:153
165199331,9cyclictest0-21swapper/323:23:213
165199331,5cyclictest13116-21cat23:15:013
165199331,19cyclictest11269-21memory21:55:203
1651993310,20cyclictest15721-21/usr/sbin/munin19:40:263
165199328,21cyclictest4519-21timerandwakeup20:25:263
165199325,3cyclictest88150irq/126-enp1s0-21:15:163
165199324,3cyclictest88150irq/126-enp1s0-22:45:133
165199322,4cyclictest5689-21df_inode20:30:133
165199321,7cyclictest10680-21/usr/sbin/munin00:20:253
165199321,6cyclictest0-21swapper/320:55:183
165199321,27cyclictest771-21grep21:30:263
165199321,24cyclictest0-21swapper/321:51:573
165199320,7cyclictest0-21swapper/300:39:373
163199327,12cyclictest14533-21munin-run22:05:020
163199326,11cyclictest0-21swapper/021:10:000
165199311,7cyclictest0-21swapper/322:18:533
165199311,4cyclictest2228-21/usr/sbin/munin20:20:253
165199311,3cyclictest0-21swapper/323:45:123
165199311,3cyclictest0-21swapper/323:45:123
1651993113,15cyclictest16954-21/usr/sbin/munin22:10:203
165199311,27cyclictest2585-21crond00:05:013
165199311,26cyclictest13807-21grep23:15:153
165199311,11cyclictest0-21swapper/323:00:183
165199309,18cyclictest13951-21/usr/sbin/munin22:00:253
165199308,19cyclictest14162-21diskstats00:30:153
165199302,4cyclictest28908-21diskstats23:50:153
165199302,25cyclictest24164-21/usr/sbin/munin23:40:213
165199301,8cyclictest2203-21cut21:35:173
165199301,5cyclictest6397-21cat23:00:013
165199301,5cyclictest31801-21/usr/sbin/munin20:15:163
165199301,5cyclictest31801-21/usr/sbin/munin20:15:163
165199301,5cyclictest15720-21users20:50:273
165199301,4cyclictest4822-21/usr/sbin/munin19:15:133
165199301,4cyclictest28401-21/usr/sbin/munin21:20:223
1651993010,17cyclictest3768-21/usr/sbin/munin21:40:243
1651993010,17cyclictest20075-21cat23:30:143
165199299,17cyclictest18525-21/usr/sbin/munin21:00:263
165199299,17cyclictest13253-21cat20:45:253
165199298,18cyclictest843-21runrttasks22:53:483
165199298,18cyclictest390-21date00:00:023
165199292,24cyclictest11614-21/usr/sbin/munin00:25:253
165199291,5cyclictest30492-21diskstats22:40:133
165199291,4cyclictest8028-21/usr/sbin/munin00:15:183
165199291,4cyclictest7019-21/usr/sbin/munin21:45:213
165199291,4cyclictest4351-21/usr/sbin/munin00:05:263
165199291,4cyclictest26711-21/usr/sbin/munin20:05:213
165199291,4cyclictest19056-21/usr/sbin/munin23:25:253
165199291,4cyclictest10435-21/usr/sbin/munin20:40:153
163199292,12cyclictest27735-21idleruntime-cro22:35:010
165199289,16cyclictest25379-21latency20:00:173
165199287,3cyclictest22368-21cpu19:55:143
165199282,3cyclictest7975-21ntpq19:20:203
165199282,3cyclictest29871-21diskstats21:25:153
165199282,3cyclictest29871-21diskstats21:25:153
165199282,3cyclictest20458-21diskstats19:50:133
165199282,3cyclictest10376-21/usr/sbin/munin19:25:253
165199281,4cyclictest2975-21ls19:10:233
1651992811,14cyclictest15797-21ntpq22:05:223
163199286,11cyclictest0-21swapper/019:15:000
163199280,13cyclictest2936-21idleruntime-cro20:25:000
292212270,4sleep230-21rcuc/222:35:252
292212270,4sleep230-21rcuc/222:35:252
165199271,4cyclictest29052-21tr20:10:093
164199272,10cyclictest32636-21kworker/1:122:05:481
163199278,16cyclictest20501-21munin-run21:05:000
163199272,12cyclictest5131-21basename20:30:000
164199264,13cyclictest0-21swapper/121:15:121
163199269,2cyclictest7-21ksoftirqd/019:50:020
163199261,13cyclictest32735-21awk00:00:000
164199251,17cyclictest20519-21if_enp2s023:30:181
164199241,17cyclictest0-21swapper/121:34:451
164199241,16cyclictest0-21swapper/123:25:521
164199241,11cyclictest5354-21users21:40:261
164199241,11cyclictest0-21swapper/100:37:451
164199240,16cyclictest31210-21ntp_states22:40:201
163199245,16cyclictest6704-21munin-run19:20:010
163199241,12cyclictest8905-21munin-run19:25:020
164199231,13cyclictest13549-21sort23:15:151
164199230,15cyclictest88350irq/128-enp1s0-21:56:031
163199238,12cyclictest11398-21awk00:25:020
163199231,11cyclictest15796-21awk00:35:010
88422220,4sleep081ktimersoftd/021:50:170
164199222,9cyclictest23-21ksoftirqd/122:39:351
164199222,9cyclictest23-21ksoftirqd/122:39:351
164199222,11cyclictest24854-21diskstats20:00:141
164199221,3cyclictest19594-21ntp_states21:00:221
164199221,16cyclictest0-21swapper/123:51:251
1641992211,3cyclictest16611-21fgrep23:20:231
164199221,12cyclictest20214-21ntp_states22:15:211
164199221,12cyclictest10002-21/usr/sbin/munin00:20:161
164199221,11cyclictest0-21swapper/122:33:051
164199221,11cyclictest0-21swapper/122:00:081
1641992210,3cyclictest18827-21memory19:45:181
164699215,4cyclictest88150irq/126-enp1s0-22:33:572
164699211,6cyclictest0-21swapper/223:00:522
164199218,3cyclictest0-21swapper/122:45:381
164199218,3cyclictest0-21swapper/122:24:561
164199216,2cyclictest21-21rcuc/120:25:111
164199214,5cyclictest32636-21kworker/1:120:16:191
164199214,5cyclictest32636-21kworker/1:120:16:191
164199212,3cyclictest88350irq/128-enp1s0-21:47:331
164199211,9cyclictest0-21swapper/123:43:281
164199211,9cyclictest0-21swapper/119:37:371
164199211,3cyclictest7478-21cut20:35:021
1641992113,3cyclictest0-21swapper/100:09:071
1641992112,2cyclictest22696-21diskmemload23:08:531
164199211,18cyclictest0-21swapper/119:50:191
164199211,11cyclictest9183-21latency_hist00:20:011
164199211,11cyclictest17913-21users20:55:261
164199211,10cyclictest0-21swapper/121:37:511
1641992110,3cyclictest22657-21diskstats19:55:171
164199210,16cyclictest0-21swapper/120:42:321
164199210,15cyclictest0-21swapper/122:52:011
163199214,8cyclictest0-21swapper/022:20:170
164699209,3cyclictest30454-21sed21:25:202
164699209,3cyclictest30454-21sed21:25:202
1646992013,3cyclictest0-21swapper/219:57:542
164199209,3cyclictest88350irq/128-enp1s0-19:41:131
164199209,3cyclictest18917-21latency_hist22:15:001
164199204,3cyclictest88250irq/127-enp1s0-19:31:211
164199203,7cyclictest21-21rcuc/120:52:421
164199202,2cyclictest88350irq/128-enp1s0-21:12:401
164199201,9cyclictest0-21swapper/100:25:441
164199201,18cyclictest0-21swapper/123:14:261
164199201,14cyclictest0-21swapper/119:13:201
1641992011,2cyclictest32636-21kworker/1:120:35:231
164199201,11cyclictest7709-21pmu-power23:00:251
164199201,10cyclictest0-21swapper/100:01:481
164199200,6cyclictest0-21swapper/121:53:151
164199200,15cyclictest0-21swapper/120:23:151
164199200,15cyclictest0-21swapper/119:17:481
164199200,11cyclictest1586-21kworker/u8:022:55:191
163199208,3cyclictest11-21rcuc/023:11:120
163199202,10cyclictest24505-21/usr/sbin/munin20:00:120
163199202,10cyclictest21964-21/usr/sbin/munin23:35:180
1631992015,3cyclictest7-21ksoftirqd/023:00:190
163199201,11cyclictest15721-21/usr/sbin/munin19:40:170
163199201,11cyclictest13524-21/usr/sbin/munin19:35:250
163199201,10cyclictest5345-21/usr/sbin/munin20:30:120
163199201,10cyclictest1560-21/usr/sbin/munin21:35:140
319782190,2sleep00-21swapper/022:43:270
18162191,2sleep00-21swapper/022:48:210
164699199,3cyclictest88350irq/128-enp1s0-23:38:402
1646991914,3cyclictest29666-21ls23:50:232
164699191,10cyclictest0-21swapper/222:20:342
164699190,1cyclictest0-21swapper/221:37:552
164199193,8cyclictest21-21rcuc/120:14:231
164199193,2cyclictest32636-21kworker/1:121:25:121
164199193,2cyclictest32636-21kworker/1:121:25:121
164199193,2cyclictest23-21ksoftirqd/120:49:411
1641991915,3cyclictest0-21swapper/119:20:141
164199191,3cyclictest0-21swapper/122:28:441
1641991913,3cyclictest9547-21grep19:25:161
1641991913,2cyclictest0-21swapper/123:48:511
1641991913,2cyclictest0-21swapper/123:48:511
164199191,10cyclictest29340-21cat21:25:001
164199191,10cyclictest28726-21cat20:10:011
163199191,5cyclictest0-21swapper/000:00:140
163199191,4cyclictest29296-21munin-run21:25:000
1631991914,3cyclictest7-21ksoftirqd/022:10:250
163199191,12cyclictest0-21swapper/000:13:080
108762190,2sleep00-21swapper/019:27:230
164699188,3cyclictest88350irq/128-enp1s0-23:14:132
164699185,4cyclictest3397-21sed19:10:262
164699185,4cyclictest2156-21unixbench_singl00:00:272
164699185,2cyclictest88350irq/128-enp1s0-20:07:472
164699185,10cyclictest10129-21ls21:55:022
164699183,6cyclictest0-21swapper/222:58:442
164699183,5cyclictest23519-21gltestperf21:10:162
164699183,3cyclictest88150irq/126-enp1s0-00:30:252
164699183,12cyclictest25240-21grep21:15:132
164699183,12cyclictest1-21systemd19:50:012
164699182,3cyclictest88150irq/126-enp1s0-21:45:162
164699181,7cyclictest0-21swapper/221:55:212
164699181,6cyclictest0-21swapper/223:30:222
164699181,4cyclictest22696-21diskmemload22:05:262
164699181,11cyclictest0-21swapper/220:45:232
164199184,3cyclictest23-21ksoftirqd/121:05:261
164199181,16cyclictest0-21swapper/100:33:201
163199189,5cyclictest0-21swapper/020:49:560
163199182,8cyclictest823-21snmpd20:19:070
163199182,8cyclictest823-21snmpd20:19:070
163199181,5cyclictest0-21swapper/022:35:590
163199181,5cyclictest0-21swapper/022:35:590
163199181,5cyclictest0-21swapper/021:41:180
163199181,5cyclictest0-21swapper/000:36:150
163199181,3cyclictest28337-21perf23:50:000
163199181,3cyclictest28337-21perf23:50:000
163199181,3cyclictest229432basename21:10:120
163199180,5cyclictest0-21swapper/023:28:250
110362181,2sleep20-21swapper/200:20:402
66952171,3sleep20-21swapper/200:11:212
45362171,2sleep20-21swapper/200:07:002
171572170,3sleep00-21swapper/023:22:470
164699179,6cyclictest29566-21kworker/u8:220:40:122
164699176,3cyclictest88150irq/126-enp1s0-00:25:192
164699175,5cyclictest32-21ksoftirqd/219:15:122
164699173,6cyclictest17674-21idleruntime22:10:152
164699171,8cyclictest0-21swapper/222:50:592
164699171,7cyclictest0-21swapper/200:18:552
164699171,6cyclictest0-21swapper/221:30:412
164699171,4cyclictest24164-21/usr/sbin/munin23:40:272
164699171,4cyclictest12552-21/usr/sbin/munin22:00:132
164699171,4cyclictest0-21swapper/222:16:332
164699171,3cyclictest0-21swapper/223:20:132
164699171,3cyclictest0-21swapper/219:20:562
1646991713,3cyclictest0-21swapper/220:31:032
1646991712,3cyclictest843-21runrttasks21:20:182
1646991712,3cyclictest17571-21/usr/sbin/munin23:25:192
1646991711,5cyclictest29566-21kworker/u8:220:04:362
164699171,15cyclictest0-21swapper/220:18:552
164699171,15cyclictest0-21swapper/220:18:552
164699171,10cyclictest0-21swapper/223:06:182
164699171,10cyclictest0-21swapper/222:27:042
1646991710,4cyclictest13300-21munin-plugin-st19:35:012
164699170,5cyclictest0-21swapper/200:35:232
163199178,2cyclictest88150irq/126-enp1s0-19:54:140
163199178,2cyclictest28906-21/usr/sbin/munin20:10:210
163199177,2cyclictest0-21swapper/020:36:050
163199173,3cyclictest0-21swapper/021:58:300
163199172,12cyclictest29523-21/usr/sbin/munin21:25:230
163199172,12cyclictest29523-21/usr/sbin/munin21:25:220
163199172,12cyclictest17876-21grep20:55:260
163199171,7cyclictest0-21swapper/021:47:290
163199171,6cyclictest0-21swapper/022:56:000
163199171,6cyclictest0-21swapper/000:15:040
163199171,5cyclictest0-21swapper/022:16:560
163199171,3cyclictest0-21swapper/022:27:420
1631991712,3cyclictest28233-21grep20:05:410
163199171,15cyclictest0-21swapper/021:15:280
163199171,15cyclictest0-21swapper/020:44:070
163199171,15cyclictest0-21swapper/019:56:130
163199171,15cyclictest0-21swapper/000:07:030
149682170,2sleep00-21swapper/023:17:540
164699166,3cyclictest88150irq/126-enp1s0-19:50:202
164699164,2cyclictest769-21avahi-daemon00:00:012
164699161,7cyclictest13453-21cstates23:15:132
164699161,6cyclictest9129-21/usr/sbin/munin19:25:242
164699161,6cyclictest7723-21cstates20:35:122
164699161,14cyclictest0-21swapper/220:26:282
164699161,14cyclictest0-21swapper/219:35:342
164699160,14cyclictest0-21swapper/220:55:092
163199162,12cyclictest7-21ksoftirqd/023:05:230
163199161,6cyclictest14133-21/usr/sbin/munin20:50:210
163199161,6cyclictest0-21swapper/023:50:350
163199161,5cyclictest12677-21ntp_states00:25:220
1631991612,3cyclictest0-21swapper/023:30:030
1631991611,3cyclictest24164-21/usr/sbin/munin23:40:200
1631991611,3cyclictest11326-21/usr/sbin/munin19:30:260
163199161,12cyclictest31722-21/usr/sbin/munin21:30:230
158782161,2sleep20-21swapper/220:52:212
164699151,5cyclictest30873-21latency_hist20:15:012
164699151,5cyclictest21076-21diskstats21:05:132
164699151,5cyclictest19862-21grep21:00:262
164699151,4cyclictest0-21swapper/219:40:252
1646991510,3cyclictest31500-21sed22:40:232
1646991510,3cyclictest1900-21missed_timers20:20:212
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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