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2026-02-07 - 03:51
[ 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 Sat Feb 07, 2026 00:44:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
284642236162,23sleep30-21swapper/319:07:493
285002232162,57sleep20-21swapper/219:08:152
284522227159,55sleep10-21swapper/119:07:381
283682201165,24sleep00-21swapper/019:06:320
3016721460,4sleep12871999cyclictest00:08:201
2020421250,4sleep12871999cyclictest20:00:191
28731995248,3cyclictest0-21swapper/320:50:483
28731995148,2cyclictest0-21swapper/320:43:473
28711993910,13cyclictest13028-21munin-run21:00:010
28731993517,11cyclictest823-21snmpd00:06:093
2871199311,15cyclictest20260-21munin-run22:30:020
2871199296,11cyclictest22467-21perf22:35:020
219872290,5sleep121-21rcuc/122:30:241
2873199284,16cyclictest16062-21latency_hist22:20:023
2871999285,14cyclictest0-21swapper/122:15:001
2871999285,14cyclictest0-21swapper/122:15:001
2871199285,11cyclictest21476-21idleruntime-cro23:50:010
2871199271,14cyclictest29058-21awk22:50:020
2871199271,14cyclictest14895-21munin-run23:35:010
107492270,4sleep011-21rcuc/022:05:230
2873199266,7cyclictest15945-21/usr/sbin/munin19:50:233
2873199266,11cyclictest8249-21/usr/sbin/munin19:35:263
2873199265,10cyclictest30236-21/usr/sbin/munin20:25:133
2871199261,12cyclictest2043-21munin-run20:35:020
2873199256,12cyclictest30301-21taskset21:35:573
28731992512,4cyclictest31196-21df_inode21:40:133
2872699255,2cyclictest30-21rcuc/200:17:462
2871999257,9cyclictest843-21runrttasks22:50:321
2871999250,18cyclictest0-21swapper/123:45:431
2871199259,14cyclictest0-21swapper/000:20:000
2873199248,8cyclictest27068-21/usr/sbin/munin22:45:253
2873199247,8cyclictest7771-21cat23:15:013
2872699249,12cyclictest15234-40dnf21:05:012
2872699249,12cyclictest15234-40dnf21:05:012
2871999249,13cyclictest920-21kworker/u8:123:05:121
2871999248,4cyclictest0-21swapper/100:38:551
2871999241,17cyclictest0-21swapper/122:47:561
230862241,19sleep223121-21/usr/sbin/munin21:20:202
2873199237,7cyclictest6665-21/usr/sbin/munin20:45:133
2873199235,9cyclictest20598-21cpuspeed_turbos22:30:123
2873199235,9cyclictest0-21swapper/323:30:103
2873199234,5cyclictest8783-21runrttasks00:33:093
2873199233,2cyclictest0-21swapper/323:00:113
2873199231,13cyclictest0-21swapper/323:49:483
2873199231,13cyclictest0-21swapper/321:15:113
2873199231,11cyclictest0-21swapper/323:36:413
2873199230,10cyclictest8336-21ntp_kernel_pll_22:00:223
28719992316,4cyclictest22677-21/usr/sbin/munin22:35:211
2871999231,11cyclictest0-21swapper/123:27:001
2871999231,10cyclictest0-21swapper/100:12:351
2871999230,16cyclictest0-21swapper/119:27:101
265272230,3sleep121-21rcuc/122:41:091
2873199225,9cyclictest4850-21crond21:55:013
2873199224,3cyclictest5483-21latency_hist23:10:003
2873199223,15cyclictest11686-21fgrep19:40:273
2873199222,6cyclictest22053-21df_inode23:50:143
2873199221,9cyclictest0-21swapper/320:04:233
2873199221,7cyclictest0-21swapper/321:21:063
2873199221,12cyclictest5617-21cut21:55:153
2871999227,6cyclictest0-21swapper/123:57:191
2871999227,10cyclictest0-21swapper/123:19:541
2871999223,5cyclictest2266-21sshd20:35:101
2871999222,10cyclictest2670-21munin-run21:50:011
2871999221,3cyclictest0-21swapper/121:35:581
2871999221,18cyclictest15342-21cstates23:35:101
2871999221,18cyclictest13347-21idleruntime19:45:171
2871999221,13cyclictest0-21swapper/121:50:171
2871999220,5cyclictest0-21swapper/120:46:111
2873199216,7cyclictest0-21swapper/322:29:243
2873199213,3cyclictest0-21swapper/300:36:393
2873199213,10cyclictest11691-21/usr/sbin/munin22:10:173
2873199213,10cyclictest11691-21/usr/sbin/munin22:10:173
2873199212,11cyclictest25603-21latency_hist20:15:023
2873199212,11cyclictest17668-21/usr/sbin/munin21:10:193
2873199211,7cyclictest17540-21grep21:10:013
28731992114,4cyclictest26918-21irqstats00:00:173
2873199211,15cyclictest0-21swapper/322:38:113
2872699217,3cyclictest0-21swapper/220:11:092
2872699216,3cyclictest0-21swapper/200:27:422
2871999219,3cyclictest7692-21perf23:15:011
2871999218,3cyclictest32212-21perf20:30:021
2871999215,8cyclictest11457-21latency_hist22:10:011
2871999211,3cyclictest19471-21chrt21:13:041
28719992113,3cyclictest0-21swapper/119:22:511
2871999211,18cyclictest0-21swapper/123:50:161
2871999211,17cyclictest9679-21timerwakeupswit19:35:241
2871999211,15cyclictest0-21swapper/119:33:181
2871999211,15cyclictest0-21swapper/119:16:511
2871999211,15cyclictest0-21swapper/119:11:381
2871999211,10cyclictest349-21idleruntime-cro21:45:021
2871999210,16cyclictest0-21swapper/122:28:431
2871199219,3cyclictest25862-21head22:40:190
2871199211,7cyclictest0-21swapper/000:06:150
28711992110,3cyclictest19862-21/usr/sbin/munin21:15:140
105532210,2sleep00-21swapper/019:40:110
2873199205,12cyclictest4144-21grep00:20:273
2873199203,7cyclictest0-21swapper/300:13:043
2873199200,9cyclictest10742-21/usr/sbin/munin23:25:113
2873199200,9cyclictest0-21swapper/322:56:333
2873199200,11cyclictest26221-21latency_hist21:30:013
2872699204,7cyclictest768-21rngd23:38:042
2872699204,5cyclictest14370-21fschecks_time22:15:142
2872699201,11cyclictest0-21swapper/223:26:422
2871999209,3cyclictest24769-21sed20:10:211
2871999208,3cyclictest0-21swapper/122:24:241
2871999206,4cyclictest0-21swapper/121:18:541
28719992015,3cyclictest15852-21turbostat.cron22:20:001
2871999201,4cyclictest18544-21grep19:55:241
2871999201,4cyclictest18544-21grep19:55:241
2871999201,3cyclictest7286-21/usr/sbin/munin22:00:161
28719992013,4cyclictest15234-40dnf21:05:011
28719992013,4cyclictest15234-40dnf21:05:011
2871999201,18cyclictest0-21swapper/123:24:541
2871999201,18cyclictest0-21swapper/123:24:541
2871999201,17cyclictest0-21swapper/120:42:281
2871999201,11cyclictest2925-21diskstats00:20:141
2871999201,11cyclictest0-21swapper/100:16:401
2871999201,10cyclictest0-21swapper/121:26:191
2871999201,10cyclictest0-21swapper/121:22:141
2871999201,10cyclictest0-21swapper/121:05:021
28711992014,4cyclictest19175-21grep21:10:250
2871199201,11cyclictest13887-21/usr/sbin/munin22:15:140
2871199201,11cyclictest13259-21/usr/sbin/munin21:00:240
2871199201,11cyclictest13259-21/usr/sbin/munin21:00:240
2871199201,10cyclictest6079-21grep21:55:190
2871199201,10cyclictest25192-21grep20:10:250
2873199198,6cyclictest27095-21smart_sda20:15:243
2873199196,2cyclictest30388-21cut22:50:213
2873199194,7cyclictest3850-21/usr/sbin/munin19:25:253
2873199194,7cyclictest0-21swapper/320:55:213
2873199193,2cyclictest88450irq/129-enp1s0-22:05:253
2873199193,10cyclictest0-21swapper/300:27:023
2873199191,12cyclictest0-21swapper/323:15:233
2873199191,11cyclictest4006-21sshd20:37:093
2873199191,10cyclictest593-21/usr/sbin/munin21:45:133
2873199191,10cyclictest28928-21/usr/sbin/munin19:10:173
2873199191,10cyclictest21437-21sshd20:05:103
2873199191,10cyclictest17316-21/usr/sbin/munin23:40:123
2873199191,10cyclictest13251-21sshd21:00:093
2873199191,10cyclictest13251-21sshd21:00:093
2873199191,10cyclictest0-21swapper/321:33:123
2873199190,11cyclictest0-21swapper/322:24:573
2872699193,6cyclictest10446-21/usr/sbin/munin19:40:272
2872699193,3cyclictest88150irq/126-enp1s0-19:15:012
2872699191,5cyclictest0-21swapper/222:35:412
28726991914,3cyclictest17592-21unixbench_multi22:20:242
2871999199,2cyclictest12376-21sed20:55:241
2871999197,3cyclictest14950-21grep19:50:091
2871999195,4cyclictest17434-21diskmemload22:55:171
28719991915,3cyclictest0-21swapper/123:33:031
28719991915,3cyclictest0-21swapper/120:16:481
28719991915,3cyclictest0-21swapper/119:44:451
2871999191,4cyclictest27735-21grep21:30:241
2871999191,17cyclictest0-21swapper/120:52:011
2871999191,10cyclictest8041-21ntp_states00:30:211
2871999191,10cyclictest27171-21ntp_states00:00:191
2871199193,4cyclictest18545-21grep19:55:250
2871199193,4cyclictest18545-21grep19:55:250
2871199192,14cyclictest7318-21sed20:45:160
2871199191,9cyclictest0-21swapper/023:20:250
2871199191,9cyclictest0-21swapper/023:20:250
2871199191,6cyclictest0-21swapper/021:28:530
2871199191,4cyclictest0-21swapper/021:05:030
2871199191,4cyclictest0-21swapper/000:32:370
2871199191,2cyclictest0-21swapper/023:07:400
2871199191,11cyclictest0-21swapper/022:12:430
2871199191,11cyclictest0-21swapper/022:12:430
2871199191,10cyclictest823-21snmpd19:24:410
2871199191,10cyclictest26455-21/usr/sbin/munin21:30:120
2873199189,4cyclictest88150irq/126-enp1s0-22:40:163
2873199182,13cyclictest6050-21/usr/sbin/munin19:30:133
2873199181,6cyclictest0-21swapper/300:17:313
2872699188,2cyclictest88350irq/128-enp1s0-21:40:242
2872699185,5cyclictest768-21rngd20:40:062
2872699184,7cyclictest768-21rngd20:00:142
2872699181,9cyclictest0-21swapper/222:40:042
2872699181,8cyclictest31210-21taskset00:10:162
2872699181,7cyclictest0-21swapper/221:51:582
2872699181,3cyclictest7124-21/usr/sbin/munin19:30:212
2872699181,3cyclictest0-21swapper/200:05:522
28726991812,3cyclictest5422-21df21:55:132
28726991812,3cyclictest3646-21ntp_states00:20:222
2872699181,11cyclictest0-21swapper/223:14:522
2872699181,11cyclictest0-21swapper/222:49:452
2872699181,10cyclictest0-21swapper/222:09:082
2871999183,13cyclictest0-21swapper/121:55:011
28719991815,2cyclictest0-21swapper/100:25:021
2871999181,16cyclictest0-21swapper/123:40:271
2871999181,16cyclictest0-21swapper/120:30:471
2871999181,16cyclictest0-21swapper/120:20:551
2871999181,10cyclictest0-21swapper/120:05:111
2871199183,8cyclictest21838-21cpuspeed_turbos23:50:110
2871199182,13cyclictest21440-21/usr/sbin/munin20:05:190
2871199181,7cyclictest0-21swapper/022:56:140
2871199181,10cyclictest0-21swapper/023:37:150
2871199181,10cyclictest0-21swapper/021:54:320
2871199181,10cyclictest0-21swapper/000:14:070
124712180,2sleep00-21swapper/023:27:190
324582170,2sleep00-21swapper/021:40:280
2873199173,5cyclictest17037-21/usr/sbin/munin19:55:243
2873199173,5cyclictest17037-21/usr/sbin/munin19:55:243
2873199171,9cyclictest41-21ksoftirqd/323:20:183
2873199171,9cyclictest41-21ksoftirqd/323:20:183
2873199171,3cyclictest25162-21smart_sda23:55:233
2873199171,2cyclictest88150irq/126-enp1s0-19:15:113
28731991712,3cyclictest1649-21/usr/sbin/munin19:20:143
2872699172,7cyclictest88150irq/126-enp1s0-19:50:222
2872699172,7cyclictest0-21swapper/200:33:272
2872699172,6cyclictest15466-21/usr/sbin/munin21:05:162
2872699172,4cyclictest26640-21sort00:00:142
2872699172,12cyclictest22364-21cut23:50:162
2872699171,7cyclictest8524-21/usr/sbin/munin23:20:092
2872699171,7cyclictest8524-21/usr/sbin/munin23:20:092
2872699171,7cyclictest31468-21/usr/sbin/munin22:55:162
2872699171,7cyclictest29007-21diskstats21:35:142
2872699171,7cyclictest21440-21/usr/sbin/munin20:05:212
2872699171,7cyclictest0-21swapper/221:17:182
2872699171,6cyclictest8551-21smart_sda22:00:252
2872699171,6cyclictest20693-21cstates22:30:122
2872699171,6cyclictest0-21swapper/223:43:052
2872699171,6cyclictest0-21swapper/223:09:022
2872699171,6cyclictest0-21swapper/222:25:512
2872699171,6cyclictest0-21swapper/221:47:462
2872699171,5cyclictest0-21swapper/223:55:202
2872699171,3cyclictest0-21swapper/223:32:542
28726991713,3cyclictest0-21swapper/220:20:112
28726991713,3cyclictest0-21swapper/219:21:112
2872699171,14cyclictest0-21swapper/223:17:492
2872699171,14cyclictest0-21swapper/221:10:462
28726991711,3cyclictest4287-21cut19:25:152
28726991711,3cyclictest20622-21sed23:45:212
28726991711,3cyclictest1287-21/usr/sbin/munin23:00:202
2872699170,6cyclictest0-21swapper/222:54:282
2872699170,2cyclictest88350irq/128-enp1s0-20:50:202
2871999171,15cyclictest0-21swapper/123:04:061
2871199173,3cyclictest580-21systemd-journal20:05:010
2871199173,11cyclictest4471-21/usr/sbin/munin20:40:160
2871199172,3cyclictest823-21snmpd00:26:130
2871199172,12cyclictest8249-21/usr/sbin/munin19:35:130
2871199172,12cyclictest17560-21grep22:20:250
2871199171,9cyclictest0-21swapper/023:42:070
2871199171,7cyclictest0-21swapper/023:17:020
2871199171,7cyclictest0-21swapper/019:25:130
2871199171,6cyclictest337-21needreboot19:15:180
2871199171,6cyclictest0-21swapper/023:14:440
2871199171,4cyclictest2679-21awk21:50:000
2871199171,4cyclictest14837-21/usr/sbin/munin19:50:150
2871199171,4cyclictest12644-21/usr/sbin/munin19:45:130
28711991711,4cyclictest2353-21/usr/sbin/munin23:00:210
28711991711,3cyclictest30005-21expr21:35:240
28711991710,4cyclictest22718-21grep21:20:140
2871199170,5cyclictest0-21swapper/022:54:140
255652171,3sleep00-21swapper/023:56:120
2873199168,5cyclictest28854-21irqstats20:20:193
2873199161,12cyclictest819-21lldpd19:47:353
2873199161,12cyclictest32433-21/usr/sbin/munin20:30:133
2872699164,4cyclictest10293-21latency_hist19:40:012
2872699161,6cyclictest9172-21/usr/sbin/munin00:35:172
2872699161,6cyclictest7926-21smart_sda20:45:232
2872699161,6cyclictest0-21swapper/221:32:282
2872699161,6cyclictest0-21swapper/220:15:232
28726991612,3cyclictest0-21swapper/220:56:162
28726991611,3cyclictest32433-21/usr/sbin/munin20:30:232
28726991611,3cyclictest31027-21if_err_enp2s020:25:172
28726991611,3cyclictest24966-21basename21:25:162
2872699161,12cyclictest2691-21grep20:35:152
28726991610,3cyclictest17657-21gltestperf19:55:152
28726991610,3cyclictest17657-21gltestperf19:55:152
28726991610,3cyclictest12945-21expr19:45:142
2871199165,3cyclictest24113-21sort22:35:250
2871199162,11cyclictest28035-21/usr/sbin/munin20:20:130
2871199161,9cyclictest0-21swapper/000:21:240
2871199161,6cyclictest26103-21/usr/sbin/munin00:00:130
2871199161,6cyclictest0-21swapper/022:00:570
28711991611,3cyclictest9172-21/usr/sbin/munin00:35:250
28711991611,3cyclictest3732-21unixbench-2d20:35:260
28711991611,3cyclictest29980-21ntp_offset19:10:220
2871199161,13cyclictest0-21swapper/020:25:040
134972161,2sleep20-21swapper/222:13:052
134972161,2sleep20-21swapper/222:13:042
2872699159,3cyclictest32355-21cut19:15:142
2871199159,3cyclictest26284-21cut20:15:150
2871199151,5cyclictest0-21swapper/020:50:140
28711991510,3cyclictest6382-21expr19:30:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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