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2026-02-08 - 23:26
[ 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 #a, 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 
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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 376 highest latencies:
System rackaslot8s.osadl.org (updated Sun Feb 08, 2026 12:45:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
92602172101,22sleep20-21swapper/207:08:192
90482141105,25sleep30-21swapper/307:05:363
93802139103,25sleep00-21swapper/007:09:540
93512139104,25sleep10-21swapper/107:09:311
184732870,2sleep20-21swapper/209:25:222
200402770,6sleep2141rcu_preempt10:15:142
220372740,2sleep10-21swapper/111:53:091
58692690,1chrt0-21swapper/008:15:140
219302600,1sleep30-21swapper/311:53:033
47262580,2sleep20-21swapper/210:03:512
322292550,1sleep20-21swapper/210:48:172
322292550,1sleep20-21swapper/210:48:172
299862500,8sleep228-21ksoftirqd/212:23:082
298142490,2sleep00-21swapper/010:45:500
298142490,2sleep00-21swapper/010:45:490
293212480,2sleep30-21swapper/309:34:023
235892480,1chrt0-21swapper/312:18:263
68272450,2sleep20-21swapper/212:30:142
141982430,2sleep00-21swapper/007:20:120
71462410,0sleep3331rcuc/312:05:353
71462410,0sleep3331rcuc/312:05:353
132902410,2sleep0131rcuc/011:46:020
46842400,1sleep00-21swapper/009:15:200
9660993515,4cyclictest12072-21sh12:10:080
77642350,2chrt0-21swapper/210:54:352
202332340,2sleep20-21swapper/212:15:252
161772330,1sleep20-21swapper/212:12:432
140722320,2sleep20-21swapper/211:23:042
966299313,22cyclictest45-21kcompactd009:55:112
72892310,3chrt0-21swapper/210:05:192
9660992921,1cyclictest0-21swapper/007:11:490
224782280,2sleep00-21swapper/010:16:170
9661992714,9cyclictest31358-21cron10:00:001
9663992612,12cyclictest20071-21seq11:27:243
9663992612,12cyclictest20071-21seq11:27:243
66982260,2chrt0-21swapper/311:41:073
307292260,1sleep20-21swapper/212:00:002
27902260,2sleep10-21swapper/110:01:531
170422260,1sleep20-21swapper/210:36:292
9661992514,7cyclictest20530-21head10:15:161
9661992512,7cyclictest32291-21ssh12:25:131
85232250,2sleep30-21swapper/309:18:203
145182250,2sleep00-21swapper/011:23:300
9663992422,1cyclictest0-21swapper/307:11:543
9663992417,6cyclictest34-21ksoftirqd/310:00:003
9663992415,7cyclictest15113-21sh12:35:353
9662992422,1cyclictest0-21swapper/207:11:282
9661992412,8cyclictest10690-21needreboot11:20:201
966199240,23cyclictest0-21swapper/107:12:131
174152240,9sleep012-21ksoftirqd/010:36:510
150322240,3sleep20-21swapper/211:00:012
966399234,17cyclictest20552-21turbostat10:39:593
9663992316,4cyclictest10727-21tr09:20:123
9663992314,6cyclictest2728-21grep08:05:263
966299232,14cyclictest13058-21ssh10:10:042
9662992313,6cyclictest19320-21grep11:50:272
55542230,2sleep20-21swapper/210:28:272
31002230,2sleep00-21swapper/010:02:120
151122230,2sleep1211rcuc/112:35:351
9663992213,7cyclictest27673-21perl07:50:123
9663992210,10cyclictest2689-21cat10:50:193
966199223,12cyclictest640-21snmpd09:50:121
966199222,14cyclictest11983-21ssh12:10:041
966199221,4cyclictest0-21swapper/112:17:241
9661992213,6cyclictest52950irq/141-enp3s0-09:05:151
9661992210,8cyclictest560-21dbus-daemon11:39:591
9660992213,7cyclictest12-21ksoftirqd/011:05:000
94552220,2sleep30-21swapper/311:19:593
174692220,1sleep30-21swapper/311:00:503
966399219,5cyclictest32486-21expr12:25:153
9663992114,5cyclictest31574-21ssh12:00:163
9663992112,7cyclictest27620-21ntp_states10:20:213
9663992112,7cyclictest19969-21ls09:50:243
9663992112,6cyclictest12749-21expr12:10:163
966299217,10cyclictest0-21swapper/211:25:122
966299217,10cyclictest0-21swapper/211:25:122
9662992114,5cyclictest28-21ksoftirqd/209:00:012
9662992113,6cyclictest15452-21ls08:35:232
9662992112,7cyclictest28491-21date09:05:272
9662992112,7cyclictest23071-21ntp_states11:05:202
9662992112,6cyclictest30062-21tune2fs09:10:152
9662992111,7cyclictest5638-21df_inode12:05:152
9662992111,7cyclictest5638-21df_inode12:05:142
966199218,8cyclictest4095-21ntpq11:15:211
966199216,10cyclictest52950irq/141-enp3s0-10:30:121
966199211,9cyclictest141rcu_preempt08:35:001
966199211,9cyclictest141rcu_preempt08:35:001
966199211,8cyclictest17312-21/usr/sbin/munin09:25:121
9661992114,5cyclictest22-21ksoftirqd/110:10:001
9661992112,5cyclictest8070-21timerwakeupswit12:30:241
966099212,14cyclictest1997-21ssh10:50:130
9660992113,6cyclictest357-21fw_packets12:25:170
9660992113,6cyclictest19132-21ls07:30:180
9660992113,6cyclictest12432-21perl08:30:160
9660992113,6cyclictest12432-21perl08:30:160
9660992112,7cyclictest11859-21cat09:45:130
312362210,4sleep3331rcuc/310:47:183
312362210,4sleep3331rcuc/310:47:173
966399202,12cyclictest22715-21apt-get07:40:113
966399202,12cyclictest22715-21apt-get07:40:113
9663992012,6cyclictest4162-21seq10:03:153
9663992012,6cyclictest2540-21seq11:38:553
9663992012,6cyclictest17338-21apt09:25:123
9663992012,6cyclictest16114-21latency_hist11:25:003
9663992012,6cyclictest1322-21perl10:25:133
9663992011,6cyclictest12580-21cat07:15:193
9663992011,6cyclictest12085-21cut09:45:153
966399200,18cyclictest24665-21ssh11:55:143
966299202,16cyclictest12237-21unixbench_multi09:20:242
966299202,12cyclictest5534-21apt-get08:15:122
966299202,11cyclictest1244-21apt-get08:05:132
966299201,5cyclictest0-21swapper/212:35:162
9662992014,4cyclictest18981-21sed09:50:162
9662992013,5cyclictest28-21ksoftirqd/211:20:002
9662992012,6cyclictest4142-21ls08:10:172
9662992012,6cyclictest30629-21sed07:55:242
9662992012,6cyclictest20777-21df_inode07:35:142
966199209,8cyclictest9586-21cron08:25:001
966199209,7cyclictest24276-21apt-get11:55:121
966199204,14cyclictest24987-21ntpq09:30:161
966199203,2cyclictest141rcu_preempt10:25:031
966199203,11cyclictest9851-21apt-get08:25:121
966199203,10cyclictest4124-21apt-get11:40:041
9661992013,4cyclictest7441-21sh08:19:591
9661992011,6cyclictest24844-21apt-key07:45:011
9661992011,6cyclictest24844-21apt-key07:45:001
966099209,3cyclictest61432sh10:29:030
966099201,9cyclictest9736-21/usr/sbin/munin10:55:220
9660992015,3cyclictest26200-21pmu-power09:55:210
9660992015,3cyclictest24144-21switchtime08:55:230
9660992015,3cyclictest17759-21switchtime11:25:240
9660992015,3cyclictest17759-21switchtime11:25:230
9660992014,4cyclictest20140-21sh09:26:300
9660992014,4cyclictest18064-21sh12:38:350
9660992013,5cyclictest18981-21df08:45:140
9660992013,4cyclictest636-21runrttasks10:23:260
9660992013,4cyclictest13061-21sh10:34:130
9660992012,6cyclictest7388-21ls12:30:190
9660992012,6cyclictest25004-21seq11:06:410
9660992012,6cyclictest22171-21seq07:38:020
9660992012,6cyclictest21962-21swap08:50:220
9660992011,6cyclictest17504-21grep08:40:220
966399199,7cyclictest6718-21fschecks_count10:05:153
966399199,7cyclictest20878-21tune2fs07:35:153
966399199,7cyclictest19128-21date07:30:183
966399192,14cyclictest29922-21head11:10:233
9663991914,3cyclictest9433-21latency10:55:193
9663991914,3cyclictest8115-21unixbench-2d12:30:263
9663991914,3cyclictest23618-21unixbench-2d11:05:253
9663991913,3cyclictest7570-21cpu10:30:133
9663991911,6cyclictest26442-21ls12:20:193
9663991911,6cyclictest19217-21smartctl08:45:173
9663991911,6cyclictest16849-21wc07:25:183
9663991911,6cyclictest13445-21cat10:10:153
9663991911,5cyclictest4934-21/usr/sbin/munin09:40:143
9663991910,7cyclictest11823-21date11:45:183
9663991910,6cyclictest8259-21which08:20:153
9663991910,6cyclictest14203-21expr07:20:123
966299192,11cyclictest53050irq/142-enp3s0-12:00:112
9662991913,4cyclictest30198-21sh11:10:252
9662991913,4cyclictest25589-21sed07:45:142
9662991912,5cyclictest8188-21grep08:20:132
9662991912,5cyclictest11795-21grep11:45:192
9662991911,6cyclictest5460-21perl09:40:162
9662991911,6cyclictest22221-21gzip10:40:212
966299191,13cyclictest75-21kswapd009:45:102
966199192,12cyclictest3939-21apt-get09:15:151
966199192,12cyclictest14253-21apt-get10:35:131
9661991913,4cyclictest3353-21sh09:38:491
9661991913,3cyclictest2855-21ssh12:02:581
9661991912,5cyclictest20669-21date08:50:011
9661991912,4cyclictest31446-21sh09:10:351
9661991912,4cyclictest29147-21diskmemload11:30:151
9661991911,6cyclictest25856-21sed07:45:171
9661991911,6cyclictest23863-21ntpq08:55:191
9661991911,6cyclictest13949-21grep07:20:011
9661991911,6cyclictest10215-21sed10:55:251
9661991911,5cyclictest278-21systemd-journal07:29:541
9661991911,5cyclictest13106-21grep09:45:241
966199191,13cyclictest28385-21ssh10:45:181
966199191,13cyclictest28385-21ssh10:45:181
966199191,12cyclictest5288-21ssh12:05:121
966199191,12cyclictest5288-21ssh12:05:121
9661991910,7cyclictest28690-21grep07:50:221
966099199,7cyclictest23462-21cat11:30:150
966099192,13cyclictest13020-21ssh10:10:010
966099191,8cyclictest32361-21ssh09:35:240
9660991914,3cyclictest23433-21sh10:41:100
9660991914,3cyclictest18298-21sh09:50:080
9660991913,4cyclictest8377-21sh09:42:080
9660991912,5cyclictest9456-21seq08:23:250
9660991912,5cyclictest31796-21seq12:24:580
9660991912,5cyclictest29428-21cat07:55:130
9660991912,5cyclictest16337-21expr07:25:140
9660991912,4cyclictest30671-21missed_timers11:35:190
9660991911,6cyclictest5798-21perl12:05:160
9660991911,6cyclictest5798-21perl12:05:160
9660991911,6cyclictest3194-21seq09:14:450
9660991911,6cyclictest29192-21cat07:55:010
9660991911,6cyclictest29014-21expr11:10:150
9660991911,6cyclictest26117-21processes07:45:210
966099191,14cyclictest23976-21apt-get09:30:090
966399189,6cyclictest5870-21diskstats08:15:143
966399187,9cyclictest5302-21awk08:15:003
966399185,11cyclictest23654-21gltestperf11:30:163
966399182,10cyclictest31522-21apt-get08:00:123
9663991813,3cyclictest10790-21open_files08:25:203
9663991812,4cyclictest23117-21sh10:17:003
9663991812,3cyclictest30631-21sh09:35:103
9663991811,5cyclictest23282-21entropy08:55:143
9663991810,6cyclictest27412-21cut09:05:163
9663991810,6cyclictest26069-21grep07:45:203
9663991810,5cyclictest52850irq/140-enp3s0-09:10:153
966299185,10cyclictest15289-21/usr/sbin/munin11:00:202
966299182,11cyclictest16513-21apt-get08:40:142
966299181,8cyclictest29289-21ssh10:21:252
9662991813,3cyclictest7528-21sh11:41:572
9662991811,5cyclictest32178-21seq11:36:072
9662991811,5cyclictest23860-21sed11:30:182
9662991811,5cyclictest14315-21expr07:20:132
9662991810,6cyclictest31786-21expr08:00:142
9662991810,6cyclictest24447-21cut09:30:132
9662991810,6cyclictest16911-21ls07:25:182
9662991810,6cyclictest1029-21which12:25:232
966199189,7cyclictest0-21swapper/110:45:001
966199185,4cyclictest141rcu_preempt12:20:131
966199181,6cyclictest6016-21ntp_states09:40:201
9661991813,3cyclictest21389-21idleruntime08:50:171
9661991813,3cyclictest18404-21turbostat.cron08:45:001
9661991813,3cyclictest13817-21sh11:46:331
9661991812,4cyclictest21649-21sh11:29:001
9661991812,4cyclictest21649-21sh11:28:591
966199181,12cyclictest15320-21apt-get11:00:131
9661991810,6cyclictest18980-21cut07:30:181
9661991810,5cyclictest52950irq/141-enp3s0-11:13:151
966099182,11cyclictest25106-21apt-get09:00:130
9660991813,3cyclictest4852-21unixbench_singl08:10:230
9660991812,4cyclictest7376-21sh11:18:050
9660991812,4cyclictest20615-21sh11:51:420
9660991812,4cyclictest1033-21sh12:01:100
9660991811,5cyclictest24446-21expr11:55:130
9660991811,5cyclictest24361-21seq07:42:000
9660991811,5cyclictest24361-21seq07:41:590
966099181,15cyclictest20758-21ssh12:15:350
9660991811,5cyclictest1739-21expr08:05:160
9660991811,5cyclictest10907-21seq10:08:180
9660991811,5cyclictest10623-21ls08:25:190
9660991810,6cyclictest5812-21cat11:40:250
9660991810,6cyclictest13236-21seq09:21:190
9660991810,5cyclictest12624-21missed_timers07:15:200
966399172,10cyclictest29357-21apt-get07:55:133
966399171,7cyclictest23375-21ssh10:41:063
9663991712,3cyclictest2268-21munin-node09:00:113
9663991712,3cyclictest20773-21/usr/sbin/munin08:50:153
9663991710,5cyclictest16959-21uniq08:40:163
9663991710,5cyclictest13978-21cut08:35:013
9663991710,5cyclictest13978-21cut08:35:003
9663991710,4cyclictest14726-21basename08:35:163
966299179,6cyclictest13328-21sed07:15:252
966299178,6cyclictest5035-21open_inodes09:15:252
9662991712,3cyclictest25081-21/usr/sbin/munin09:00:182
9662991711,4cyclictest29147-21diskmemload10:30:042
9662991711,4cyclictest29147-21diskmemload09:38:582
966299171,11cyclictest11996-21apt-get08:30:132
966299171,11cyclictest11996-21apt-get08:30:122
9662991710,5cyclictest27566-21grep07:50:132
9662991710,4cyclictest24768-21cat07:45:012
9662991710,4cyclictest24768-21cat07:45:012
966199178,6cyclictest52950irq/141-enp3s0-09:20:121
966199178,5cyclictest4178-21runrttasks10:50:561
966199176,9cyclictest0-21swapper/111:05:081
9661991712,3cyclictest28757-21rm10:20:541
9661991712,3cyclictest13107-21sh10:10:071
9661991710,5cyclictest470-21unixbench_multi08:00:251
9661991710,5cyclictest2234-21grep08:05:221
966099172,11cyclictest27257-21apt-get09:05:150
9660991710,5cyclictest31692-21cat08:00:120
966299169,5cyclictest18969-21cat08:45:142
966299168,6cyclictest21081-21expr08:50:142
9662991610,4cyclictest19137-21needreboot07:30:192
9661991612,2cyclictest30276-21ntp_states07:55:211
9661991611,3cyclictest5476-21latency_hist08:15:001
9661991611,3cyclictest20422-21/usr/sbin/munin07:35:181
9661991611,3cyclictest16021-21cron08:40:001
9661991610,4cyclictest26226-21grep09:00:231
9660991611,3cyclictest15238-21mailstats08:35:220
9662991510,3cyclictest10022-21cstates08:25:132
966199158,5cyclictest14458-21grep07:20:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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