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2026-03-04 - 10:58
[ 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 highest latencies:
System rack5slot3s.osadl.org (updated Wed Mar 04, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
79922234162,24sleep10-21swapper/119:09:361
80142228158,56sleep30-21swapper/319:09:553
78672202165,24sleep20-21swapper/219:08:002
78032199163,24sleep00-21swapper/019:07:090
1295721830,5sleep0811099cyclictest23:00:010
2983721780,5sleep2812199cyclictest19:55:192
2239521320,2sleep0811099cyclictest22:05:240
290002520,2sleep127832-21/usr/sbin/munin22:20:221
290002520,2sleep127832-21/usr/sbin/munin22:20:221
16622370,1sleep10-21swapper/123:45:211
812599349,8cyclictest29936-21sort21:10:153
812599349,8cyclictest29936-21sort21:10:153
811099347,13cyclictest22577-21munin-run20:55:000
812599311,21cyclictest29181-21munin-run21:10:013
8125993110,10cyclictest471-21cpuspeed_turbos23:45:123
812599309,12cyclictest5179-21memory22:40:183
812599305,14cyclictest27756-21tail23:30:263
812599305,14cyclictest27756-21tail23:30:263
812599302,13cyclictest10645-21munin-run22:55:013
811699305,16cyclictest768-21rngd22:32:551
811099302,13cyclictest7824-21awk21:35:010
812599297,13cyclictest22558-21basename23:20:163
812599290,13cyclictest11764-21cstates00:10:133
811699290,12cyclictest0-21swapper/121:18:251
812599285,15cyclictest0-21swapper/321:20:153
812599284,10cyclictest21633-21awk20:50:183
811699289,10cyclictest13165-21latency_hist19:20:021
811699286,7cyclictest29175-21diskmemload22:35:281
811699283,17cyclictest88350irq/128-enp1s0-00:36:261
811699281,18cyclictest0-21swapper/100:28:391
811699281,17cyclictest0-21swapper/121:55:181
812599279,7cyclictest4086-21cat23:50:243
812599279,6cyclictest25302-21memory19:45:203
812599278,8cyclictest20422-21cat20:50:003
812599278,10cyclictest0-21swapper/322:20:173
812599278,10cyclictest0-21swapper/322:20:173
812599276,7cyclictest19438-21/usr/sbin/munin00:25:243
812599271,21cyclictest0-21swapper/321:48:113
812599271,16cyclictest0-21swapper/321:38:543
811699271,16cyclictest0-21swapper/123:24:041
811699270,4cyclictest0-21swapper/122:07:251
812599265,7cyclictest13872-21cat20:35:013
812599263,11cyclictest22189-21/usr/sbin/munin19:40:183
812599263,10cyclictest31744-21kworker/u8:222:35:223
812599262,16cyclictest2444-21kworker/u8:100:09:323
812599262,13cyclictest20776-21kworker/u8:022:05:243
812599262,13cyclictest15798-21expr19:25:133
812599261,3cyclictest1-21systemd22:00:253
812599261,21cyclictest11238-21fschecks_count22:55:143
812599261,17cyclictest0-21swapper/323:12:353
812599261,17cyclictest0-21swapper/321:40:533
812599261,17cyclictest0-21swapper/321:29:173
812599261,11cyclictest0-21swapper/320:12:103
811699267,9cyclictest0-21swapper/100:24:471
811699261,6cyclictest0-21swapper/122:11:401
811699261,19cyclictest0-21swapper/100:13:001
811699261,18cyclictest0-21swapper/121:37:371
282132260,4sleep011-21rcuc/021:05:200
812599254,7cyclictest5953-1kworker/3:2H00:35:233
812599254,11cyclictest32492-21unixbench_multi20:00:263
812599254,11cyclictest32492-21unixbench_multi20:00:263
812599253,8cyclictest88150irq/126-enp1s0-00:00:153
812599253,6cyclictest823-21snmpd23:26:323
812599251,16cyclictest0-21swapper/322:14:273
811699250,5cyclictest0-21swapper/119:50:251
812599243,11cyclictest0-21swapper/321:55:293
812599243,10cyclictest26985-21fschecks_count19:50:153
812599242,14cyclictest31603-21/usr/sbin/munin21:15:163
812599241,8cyclictest0-21swapper/322:45:093
8125992411,2cyclictest26066-21ntp_states21:00:213
812599241,11cyclictest0-21swapper/322:15:133
812599241,10cyclictest21610-21grep00:30:233
812599240,13cyclictest14640-21/usr/sbin/munin21:50:203
811699248,9cyclictest0-21swapper/122:51:141
811699247,8cyclictest0-21swapper/123:05:021
811699247,6cyclictest27207-21/usr/sbin/munin21:05:261
811699247,6cyclictest0-21swapper/123:57:001
811699242,2cyclictest88350irq/128-enp1s0-23:15:121
811699242,15cyclictest88350irq/128-enp1s0-00:16:291
811699242,12cyclictest20096-21ntp_states22:00:201
8116992417,4cyclictest8337-21memory20:20:171
811699241,16cyclictest0-21swapper/123:10:421
811699241,16cyclictest0-21swapper/121:25:461
811699241,14cyclictest0-21swapper/123:53:251
811699241,10cyclictest31373-21sh21:15:021
811699241,10cyclictest31373-21sh21:15:011
811699240,18cyclictest0-21swapper/100:07:551
811699240,16cyclictest0-21swapper/121:51:451
812599237,7cyclictest14963-21sendmail_mailtr00:15:233
812599236,8cyclictest88150irq/126-enp1s0-22:27:503
812599233,17cyclictest16510-21grep00:20:153
812599232,13cyclictest16974-21kworker/u8:223:36:553
812599232,10cyclictest8309-21/usr/sbin/munin19:10:233
812599231,4cyclictest0-21swapper/323:44:273
812599231,13cyclictest0-21swapper/322:35:013
812599231,11cyclictest19995-21/usr/sbin/munin19:35:243
812599230,13cyclictest20054-21tune2fs23:15:153
811699235,8cyclictest88350irq/128-enp1s0-23:30:171
811699235,8cyclictest88350irq/128-enp1s0-23:30:171
811699231,4cyclictest10328-21sort20:25:151
8116992314,7cyclictest0-21swapper/100:33:311
811699230,5cyclictest0-21swapper/121:43:121
811699230,15cyclictest0-21swapper/123:36:071
812599229,9cyclictest19709-40dnf19:34:293
812599222,8cyclictest5559-21hddtemp_smartct23:55:173
812599221,7cyclictest0-21swapper/323:00:263
812599221,12cyclictest7805-21latency_hist21:35:023
812599220,9cyclictest15986-21turbostat20:40:013
812599220,12cyclictest0-21swapper/320:10:023
811699228,7cyclictest0-21swapper/120:10:261
811699226,6cyclictest0-21swapper/121:48:001
811699221,3cyclictest11991-21cat20:30:131
811699221,13cyclictest0-21swapper/123:07:241
8116992211,3cyclictest0-21swapper/119:55:101
811699220,16cyclictest0-21swapper/122:46:181
811699220,16cyclictest0-21swapper/122:41:191
811699220,12cyclictest90050irq/135-enp2s0-21:32:181
811099226,3cyclictest23844-21awk23:25:010
811099220,3cyclictest10025-21idleruntime-cro21:40:010
812599214,9cyclictest16180-21memory23:05:163
812199211,5cyclictest0-21swapper/223:38:202
811699219,6cyclictest0-21swapper/122:15:151
811699218,7cyclictest19709-40dnf19:34:291
811699215,8cyclictest21580-21users19:35:251
811699215,8cyclictest0-21swapper/122:26:171
811699213,10cyclictest25455-21ntp_states19:45:211
8116992116,3cyclictest0-21swapper/100:01:191
811699211,10cyclictest0-21swapper/123:40:331
811699210,5cyclictest0-21swapper/122:55:561
811099214,9cyclictest19754-21tr23:15:120
811099211,6cyclictest0-21swapper/023:29:060
811099211,17cyclictest17575-21munin-run19:30:010
811099211,10cyclictest0-21swapper/022:35:280
812599204,6cyclictest11548-21diskstats19:15:133
812599204,13cyclictest13400-21/usr/sbin/munin19:20:193
812199202,3cyclictest0-21swapper/223:53:382
812199201,8cyclictest780-21in:imjournal20:15:012
812199201,7cyclictest0-21swapper/222:00:132
812199201,4cyclictest0-21swapper/200:16:482
8121992014,4cyclictest21809-21grep00:30:252
811699209,3cyclictest25301-21sshd23:25:251
8116992014,3cyclictest14613-21chrt19:20:221
811699201,18cyclictest0-21swapper/120:47:231
811699200,17cyclictest221ktimersoftd/120:00:151
811699200,17cyclictest221ktimersoftd/120:00:151
811699200,15cyclictest0-21swapper/121:20:551
811099208,9cyclictest30314-21cat22:25:130
811099205,9cyclictest0-21swapper/021:20:370
811099201,6cyclictest0-21swapper/023:36:270
811099201,6cyclictest0-21swapper/000:39:430
8110992015,3cyclictest10239-21grep22:50:250
8110992014,3cyclictest30073-21cut21:10:160
8110992014,3cyclictest30073-21cut21:10:160
811099201,13cyclictest0-21swapper/023:07:420
811099201,13cyclictest0-21swapper/000:30:180
811099201,13cyclictest0-21swapper/000:14:520
8110992010,7cyclictest7057-21sshd20:18:270
8110992010,2cyclictest27394-21irqstats19:50:170
3632201,1sleep00-21swapper/021:15:240
812599195,11cyclictest0-21swapper/320:15:153
812599193,4cyclictest16213-21/usr/sbin/munin20:40:113
812599192,5cyclictest0-21swapper/320:00:023
812599191,14cyclictest9734-21grep20:25:113
812199193,7cyclictest768-21rngd21:40:192
812199191,8cyclictest32629-21awk20:01:012
812199191,8cyclictest32629-21awk20:01:012
812199191,5cyclictest0-21swapper/200:09:182
812199191,4cyclictest0-21swapper/221:56:592
812199191,3cyclictest0-21swapper/223:44:502
8121991913,3cyclictest14535-21pmu-power19:20:232
811699198,3cyclictest0-21swapper/120:40:161
8116991915,3cyclictest0-21swapper/119:41:271
811699191,17cyclictest0-21swapper/121:00:201
811699191,17cyclictest0-21swapper/120:38:061
811699191,16cyclictest0-21swapper/119:10:291
811699191,10cyclictest0-21swapper/120:15:121
811699190,7cyclictest0-21swapper/120:55:121
811099195,7cyclictest1847-21timerandwakeup23:45:240
811099191,6cyclictest0-21swapper/000:20:270
811099191,4cyclictest0-21swapper/021:41:480
811099191,11cyclictest0-21swapper/022:33:210
811099191,10cyclictest7995-21memory00:00:190
811099191,10cyclictest741-21/usr/sbin/munin20:05:210
811099191,10cyclictest11817-21/usr/sbin/munin20:30:250
812599187,2cyclictest7419-21/usr/sbin/munin20:20:123
812199183,6cyclictest5839-21/usr/sbin/munin21:30:202
812199182,4cyclictest0-21swapper/221:15:022
812199181,7cyclictest1136-21hddtemp_smartct23:45:152
812199181,7cyclictest0-21swapper/223:31:052
812199181,7cyclictest0-21swapper/223:31:042
812199181,6cyclictest10642-21dump-pmu-power22:55:012
812199181,5cyclictest0-21swapper/223:15:162
812199181,5cyclictest0-21swapper/200:00:202
812199181,4cyclictest0-21swapper/223:25:102
812199181,4cyclictest0-21swapper/222:26:112
812199181,3cyclictest0-21swapper/222:57:432
8121991813,3cyclictest1177-21threads22:30:222
8121991811,6cyclictest32-21ksoftirqd/221:25:342
812199181,14cyclictest18457-21cut19:30:182
812199181,14cyclictest16238-21head19:25:162
811699182,8cyclictest995-21expr20:05:121
8116991812,2cyclictest0-21swapper/119:25:171
811699181,16cyclictest0-21swapper/120:52:031
811099189,2cyclictest30974-21/usr/sbin/munin20:00:200
811099189,2cyclictest30974-21/usr/sbin/munin20:00:200
811099185,4cyclictest27068-21wc22:15:250
811099184,3cyclictest19939-21grep20:45:250
811099182,5cyclictest18272-21irqstats23:10:150
811099182,4cyclictest15633-21chrt21:50:180
811099181,9cyclictest5540-21taskset21:29:150
811099181,9cyclictest21753-21sshd19:37:260
811099181,9cyclictest10534-21memory20:25:180
811099181,6cyclictest0-21swapper/022:03:410
811099181,5cyclictest0-21swapper/021:46:410
811099181,4cyclictest25413-21perf22:15:010
811099181,3cyclictest0-21swapper/023:01:060
8110991812,3cyclictest3021-21/usr/sbin/munin20:10:260
8110991812,3cyclictest16837-21/usr/sbin/munin21:55:120
811099181,14cyclictest13712-21/usr/sbin/munin00:15:130
811099180,4cyclictest0-21swapper/020:35:260
812599174,10cyclictest24040-21/usr/sbin/munin20:55:223
812199175,3cyclictest12050irq/123-ahci[0019:15:012
812199172,5cyclictest24777-21munin-run21:00:012
812199171,9cyclictest0-21swapper/219:45:202
812199171,7cyclictest21244-21/usr/sbin/munin22:05:182
812199171,6cyclictest580-21systemd-journal21:50:012
812199171,6cyclictest4267-21/usr/sbin/munin22:40:242
812199171,6cyclictest15984-21crond20:40:012
812199171,6cyclictest0-21swapper/200:20:552
812199171,5cyclictest0-21swapper/222:39:452
812199171,4cyclictest0-21swapper/221:35:252
812199171,3cyclictest0-21swapper/221:10:572
8121991712,3cyclictest28795-21users21:05:272
8121991712,3cyclictest1152-21dnf20:05:142
812199171,1cyclictest0-21swapper/221:15:222
8121991711,4cyclictest0-21swapper/200:10:252
8121991711,3cyclictest15485-21expr23:05:112
8121991710,4cyclictest7758-21df_inode20:20:122
8121991710,4cyclictest23025-21/usr/sbin/munin00:35:142
811099175,3cyclictest6011-21kworker/u8:122:45:120
811099174,3cyclictest88350irq/128-enp1s0-23:55:280
811099173,4cyclictest18636-21uniq00:25:160
811099173,3cyclictest31210-21fschecks_time23:40:160
811099172,8cyclictest28165-21df22:20:130
811099172,8cyclictest28165-21df22:20:130
811099171,8cyclictest0-21swapper/000:05:130
811099171,3cyclictest0-21swapper/022:44:540
8110991713,2cyclictest9-21rcu_preempt21:05:010
8110991712,3cyclictest10426-21munin-node19:40:100
811099171,13cyclictest16213-21/usr/sbin/munin20:40:210
30772171,3sleep20-21swapper/221:20:532
206002171,2sleep20-21swapper/220:50:062
812199166,3cyclictest88150irq/126-enp1s0-19:50:162
812199165,3cyclictest15653-21netstat21:50:192
812199165,3cyclictest12050irq/123-ahci[0020:35:012
812199164,3cyclictest88150irq/126-enp1s0-22:45:212
812199162,6cyclictest88150irq/126-enp1s0-22:16:122
812199161,6cyclictest18625-21expr20:45:122
812199161,6cyclictest0-21swapper/223:10:302
812199161,4cyclictest22932-21ntpq23:20:222
812199161,3cyclictest30-21rcuc/220:25:142
812199161,2cyclictest0-21swapper/220:16:182
8121991612,3cyclictest0-21swapper/220:40:242
812199161,14cyclictest0-21swapper/222:11:042
8121991611,3cyclictest28523-21cat22:20:152
8121991611,3cyclictest28523-21cat22:20:152
8121991611,3cyclictest27182-21sed21:05:022
8121991611,3cyclictest22035-21cut19:40:012
8121991611,3cyclictest14126-21sh23:00:232
8121991610,3cyclictest22474-21expr19:40:122
812199160,6cyclictest0-21swapper/219:15:132
812199160,14cyclictest0-21swapper/223:55:022
811099169,4cyclictest19771-21/usr/sbin/munin19:35:000
811099161,9cyclictest0-21swapper/019:46:310
811099161,6cyclictest0-21swapper/019:55:110
811099161,5cyclictest8699-21tune2fs19:10:140
811099161,5cyclictest0-21swapper/023:52:170
8110991611,3cyclictest7452-21cpu20:20:110
811099161,13cyclictest27777-21sshd23:30:250
811099161,13cyclictest27777-21sshd23:30:250
811099161,13cyclictest12706-21grep19:15:260
811099161,12cyclictest14465-21ntp_states19:20:210
8121991510,3cyclictest18104-21/usr/sbin/munin00:25:232
811099159,3cyclictest23121-21expr20:55:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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