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2026-01-24 - 06:01
[ 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 all highest latencies:
System rack5slot3s.osadl.org (updated Sat Jan 24, 2026 00:44:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
152022231162,21sleep10-21swapper/119:07:321
151392225150,24sleep30-21swapper/319:06:453
152652210158,39sleep20-21swapper/219:08:212
150442200164,24sleep00-21swapper/019:05:290
966021730,4sleep21549099cyclictest20:05:232
2684121410,4sleep31549599cyclictest22:00:133
663721330,4sleep11548499cyclictest22:25:441
154959910299,2cyclictest0-21swapper/322:57:433
15495999187,3cyclictest0-21swapper/321:31:203
15495996966,2cyclictest0-21swapper/323:33:583
15495996965,3cyclictest0-21swapper/322:11:473
259652610,5sleep21549099cyclictest00:25:162
241262510,2sleep20-21swapper/219:25:222
284422470,2sleep121-21rcuc/122:05:011
1548099357,13cyclictest31796-21munin-run00:40:000
1548499311,19cyclictest0-21swapper/122:05:101
1549599290,10cyclictest0-21swapper/300:25:133
1549599283,14cyclictest15370-21missed_timers00:00:193
1549599281,19cyclictest0-21swapper/321:18:003
1549599281,17cyclictest0-21swapper/300:17:563
15484992810,3cyclictest1561-21df23:30:121
1549599274,14cyclictest24730-21kworker/u8:121:22:273
1549599271,18cyclictest0-21swapper/300:36:583
1548499278,4cyclictest21146-21munin-run20:35:001
1548499272,3cyclictest15789-21munin-run22:50:001
1548499272,3cyclictest15789-21munin-run22:50:001
1548499272,12cyclictest14194-21perf00:00:001
1548499271,17cyclictest0-21swapper/121:12:441
15484992710,3cyclictest3160-21diskstats22:20:121
1548099270,12cyclictest9807-21basename23:50:000
119352270,3sleep09-21rcu_preempt22:40:110
211842260,3sleep121188-21fschecks_count19:20:161
1549599261,18cyclictest0-21swapper/323:18:293
1549599261,18cyclictest0-21swapper/323:04:193
1549599261,18cyclictest0-21swapper/322:43:443
1549599261,17cyclictest0-21swapper/321:11:133
1549599261,17cyclictest0-21swapper/300:11:593
1549599260,9cyclictest23403-21/usr/sbin/munin23:05:153
1548499269,4cyclictest0-21swapper/123:05:211
15484992612,11cyclictest15333-40updatedb00:00:251
1548499261,15cyclictest0-21swapper/123:51:041
1548499261,11cyclictest23307-21diskstats19:25:141
15480992617,3cyclictest0-21swapper/022:35:210
1549599257,5cyclictest13287-21ntp_states23:55:213
1549599252,15cyclictest17067-21kworker/u8:021:44:183
1549599251,17cyclictest0-21swapper/323:27:553
1549599251,17cyclictest0-21swapper/322:45:573
1549599251,17cyclictest0-21swapper/322:45:573
1549599251,16cyclictest0-21swapper/323:49:303
1549599251,12cyclictest3425-21/usr/sbin/munin23:35:103
1549599251,10cyclictest0-21swapper/323:21:483
1549599250,17cyclictest13454-21kworker/u8:222:50:063
1549599250,10cyclictest0-21swapper/323:42:543
1549099253,7cyclictest12050irq/123-ahci[0019:20:012
1548499252,10cyclictest23049-21ntp_states21:50:191
1548499251,3cyclictest31817-21cpuspeed_turbos19:45:121
1548499251,21cyclictest11320-21df21:25:121
1548499251,14cyclictest7653-21ntpq21:15:201
1548499251,11cyclictest29922-21latency_hist20:55:011
1548499251,11cyclictest25534-21latency_hist20:45:011
1548499251,10cyclictest4004-21perl23:35:141
1548499251,10cyclictest2628-21ntpq19:50:181
1548499250,15cyclictest0-21swapper/100:13:301
1548099258,4cyclictest15794-21awk22:50:000
1548099258,4cyclictest15794-21awk22:50:000
1549599248,4cyclictest842-21lldpd19:32:293
1549599241,9cyclictest0-21swapper/321:46:463
1549599241,4cyclictest842-21lldpd19:10:583
1549599241,16cyclictest0-21swapper/323:10:343
1549599241,16cyclictest0-21swapper/322:19:243
1549599241,16cyclictest0-21swapper/322:07:453
1549599241,16cyclictest0-21swapper/321:50:093
1549599241,15cyclictest0-21swapper/300:22:343
1549599241,14cyclictest0-21swapper/322:38:393
1549599241,11cyclictest2813-21/usr/sbin/munin22:20:203
1549599241,11cyclictest22959-21/usr/sbin/munin19:25:153
1549599241,11cyclictest16634-21/usr/sbin/munin00:05:223
1549099247,5cyclictest12050irq/123-ahci[0020:00:002
1548499249,2cyclictest29258-21ls23:20:111
1548499249,2cyclictest17924-21df21:40:121
1548499248,3cyclictest9786-21latency_hist23:50:011
1548499248,3cyclictest17975-21latency_hist22:55:011
15484992413,2cyclictest0-21swapper/122:17:231
1548499241,2cyclictest0-21swapper/123:10:481
1548499241,11cyclictest0-21swapper/100:15:041
1548499241,10cyclictest30369-21cstates20:55:131
1548499241,10cyclictest25708-21expr00:25:131
1549599232,11cyclictest11899-21memory21:25:183
1549599231,14cyclictest0-21swapper/323:50:163
1549599231,11cyclictest0-21swapper/322:32:453
1549099235,7cyclictest12050irq/123-ahci[0000:00:212
1549099230,13cyclictest311ktimersoftd/220:50:112
1548499238,3cyclictest13248-21cpuspeed_turbos21:30:111
1548499231,3cyclictest0-21swapper/120:18:591
1548499231,19cyclictest30409-21/usr/sbin/munin00:35:151
1548499231,12cyclictest25897-21tr20:45:121
1548499231,11cyclictest23343-21awk20:40:011
1548499230,2cyclictest0-21swapper/123:40:181
1548099239,3cyclictest18328-21kworker/0:000:11:590
1548099238,6cyclictest0-21swapper/022:15:120
1549599223,12cyclictest88150irq/126-enp1s0-00:30:423
1549599222,5cyclictest23342-21munin-run20:40:013
1549599222,13cyclictest88150irq/126-enp1s0-21:55:173
1549599221,15cyclictest0-21swapper/321:39:513
1549599221,14cyclictest0-21swapper/322:26:063
1549599221,11cyclictest14774-21/usr/sbin/munin20:20:143
1549099224,6cyclictest0-21swapper/221:34:482
1549099221,9cyclictest0-21swapper/223:15:112
15490992215,4cyclictest5915-21grep21:10:242
1549099221,12cyclictest16763-21cpuspeed_turbos00:05:112
1548499222,6cyclictest408-1kworker/u9:021:24:321
15484992218,3cyclictest7767-21grep22:30:141
1548499221,3cyclictest20666-21latency_hist19:20:011
1548499221,2cyclictest0-21swapper/120:25:241
1548499221,11cyclictest13586-21awk22:45:001
1548099222,11cyclictest0-21swapper/023:00:140
1549599211,10cyclictest2263-21egrep21:05:113
1549599210,10cyclictest0-21swapper/320:09:213
1548499218,12cyclictest23-21ksoftirqd/121:48:491
1548499217,4cyclictest0-21swapper/100:08:231
1548499211,4cyclictest17295-40dnf21:39:201
15484992114,4cyclictest4441-21grep19:55:151
1548499211,2cyclictest0-21swapper/122:37:431
1548499211,18cyclictest0-21swapper/119:41:451
1548499211,10cyclictest580-21systemd-journal20:10:001
1548099214,10cyclictest19950-21sshd22:57:180
1549099208,4cyclictest5750irq/9-acpi22:32:182
1549099205,3cyclictest0-21swapper/222:39:532
1549099201,2cyclictest0-21swapper/221:00:182
15490992010,2cyclictest12050irq/123-ahci[0023:00:012
1549099200,8cyclictest23337-21latency_hist20:40:012
1548499209,2cyclictest21-21rcuc/121:55:221
1548499207,5cyclictest0-21swapper/122:55:591
15484992016,3cyclictest0-21swapper/121:06:521
15484992013,4cyclictest20520-21tr23:00:111
1548499201,2cyclictest0-21swapper/119:35:161
1548499201,17cyclictest0-21swapper/121:00:071
1548499201,17cyclictest0-21swapper/120:13:141
1548499201,10cyclictest29605-21munin-plugin-st00:35:011
1548499200,2cyclictest0-21swapper/123:25:371
1548499200,18cyclictest0-21swapper/122:10:231
1548099202,7cyclictest14190-21munin-run00:00:000
1548099202,3cyclictest13922-21kworker/0:300:00:190
1548099201,5cyclictest29027-21ntp_states20:50:200
1548099201,11cyclictest21038-21/usr/sbin/munin00:15:220
1548099201,11cyclictest10986-21/usr/sbin/munin21:25:210
1549599195,3cyclictest88150irq/126-enp1s0-20:15:093
1549599192,9cyclictest25764-21/usr/sbin/munin20:45:223
1549599192,5cyclictest18942-21latency_hist20:30:013
1549599191,5cyclictest32694-21diskstats21:00:123
1549599191,5cyclictest31524-21/usr/sbin/munin19:45:013
1549599191,5cyclictest24637-21ntp_states20:40:203
1549599191,10cyclictest27353-21/usr/sbin/munin19:35:183
1549099198,1cyclictest0-21swapper/222:24:332
1549099197,3cyclictest12050irq/123-ahci[0023:30:002
1549099192,9cyclictest16182-21timerwakeupswit20:20:242
1549099191,7cyclictest0-21swapper/223:05:112
1549099191,7cyclictest0-21swapper/221:37:002
1549099191,6cyclictest15464-21cyclictest21:55:012
15490991914,3cyclictest8296-21fschecks_time23:45:162
15490991914,3cyclictest27244-21grep20:45:242
1549099191,16cyclictest0-21swapper/219:20:262
15490991910,2cyclictest88150irq/126-enp1s0-22:04:172
1548499198,3cyclictest23898-21tail00:20:141
15484991916,2cyclictest0-21swapper/119:14:141
15484991915,2cyclictest0-21swapper/123:15:241
1548499191,17cyclictest0-21swapper/120:01:051
1548499191,15cyclictest0-21swapper/120:20:491
1548099198,6cyclictest0-21swapper/020:44:560
1548099196,3cyclictest88350irq/128-enp1s0-23:50:130
1548099196,3cyclictest1421-21expr23:30:110
1548099195,7cyclictest19183-21vmstat21:40:250
1548099194,8cyclictest27507-21fschecks_time23:15:140
1548099193,13cyclictest23757-21grep00:20:130
1548099192,9cyclictest14252-21ntp_states21:30:190
1548099191,6cyclictest0-21swapper/023:05:140
1548099191,5cyclictest3425-21/usr/sbin/munin23:35:230
1548099191,5cyclictest24180-21/usr/sbin/munin21:55:160
1548099191,5cyclictest23950-21grep19:25:190
15480991913,3cyclictest28342-21strings19:35:190
15480991911,5cyclictest913-21sssd_nss20:20:150
1548099191,10cyclictest8182-21/usr/sbin/munin20:05:130
1548099191,10cyclictest31746-21/usr/sbin/munin19:45:130
1548099191,10cyclictest27629-21/usr/sbin/munin00:30:210
1548099191,10cyclictest25433-21/usr/sbin/munin00:25:200
1548099191,10cyclictest16007-21/usr/sbin/munin22:50:190
320972181,2sleep00-21swapper/020:59:520
273492181,2sleep20-21swapper/219:35:102
268442181,2sleep20-21swapper/219:31:332
1549599185,3cyclictest88150irq/126-enp1s0-19:51:123
1549599183,8cyclictest0-21swapper/319:18:063
1549599182,4cyclictest21911-21pmu-power19:20:233
1549599181,6cyclictest823-21snmpd19:45:183
1549599181,5cyclictest30436-21cstates20:55:133
1549599181,5cyclictest21262-21cat20:35:013
1549599181,4cyclictest12434-21cat20:15:003
15495991812,3cyclictest3783-21/usr/sbin/munin19:55:153
1549099188,3cyclictest88150irq/126-enp1s0-20:55:212
1549099188,3cyclictest12050irq/123-ahci[0022:30:012
1549099188,2cyclictest88350irq/128-enp1s0-22:15:172
1549099186,4cyclictest17651-21awk19:15:002
1549099185,4cyclictest21847-21cat21:50:012
1549099185,3cyclictest30-21rcuc/223:35:222
1549099182,7cyclictest5708-21cpuspeed_turbos23:40:112
1549099181,9cyclictest30543-21strings19:40:182
1549099181,9cyclictest0-21swapper/220:11:342
1549099181,8cyclictest0-21swapper/200:17:242
1549099181,6cyclictest0-21swapper/222:05:142
1549099181,4cyclictest18265-21hddtemp_smartct21:40:152
15490991813,3cyclictest24828-21head21:55:162
1549099181,15cyclictest0-21swapper/220:17:042
1549099181,11cyclictest0-21swapper/222:13:322
1548499181,15cyclictest0-21swapper/119:30:071
1548099188,3cyclictest5014-21/usr/sbin/munin22:25:150
1548099185,3cyclictest88350irq/128-enp1s0-21:05:150
1548099185,3cyclictest10264-21grep21:20:240
1548099181,8cyclictest3479-21sed22:20:130
1548099181,6cyclictest0-21swapper/022:34:230
1548099181,6cyclictest0-21swapper/021:18:120
1548099181,5cyclictest8607-21kworker/u8:221:39:200
1548099181,5cyclictest4399-21/usr/sbin/munin21:10:120
1548099181,5cyclictest19785-21/usr/sbin/munin21:45:110
1548099181,5cyclictest1585-21/usr/sbin/munin19:50:150
1548099181,4cyclictest21138-21sh20:35:000
1548099181,4cyclictest0-21swapper/022:00:190
1548099181,3cyclictest0-21swapper/020:45:230
15480991813,3cyclictest17660-21nfs4_client00:05:180
1548099181,2cyclictest0-21swapper/023:10:310
1548099181,10cyclictest5714-21cpuspeed_turbos23:40:110
1548099181,10cyclictest32346-21/usr/sbin/munin21:00:200
1549599171,9cyclictest0-21swapper/320:52:203
1549599171,5cyclictest13552-1kworker/3:1H20:00:313
1549099175,2cyclictest88150irq/126-enp1s0-21:25:182
1549099174,5cyclictest1349-21perf19:54:562
1549099173,6cyclictest88150irq/126-enp1s0-23:55:242
1549099173,4cyclictest21148-21perf20:35:002
1549099171,7cyclictest0-21swapper/200:10:032
1549099171,4cyclictest0-21swapper/222:44:092
15490991713,3cyclictest0-21swapper/222:45:502
15490991713,3cyclictest0-21swapper/222:45:502
1549099171,15cyclictest0-21swapper/220:28:532
1549099171,10cyclictest0-21swapper/223:50:542
1549099171,10cyclictest0-21swapper/221:23:232
1549099171,10cyclictest0-21swapper/200:20:192
15490991710,4cyclictest16627-21grep22:50:152
1548099174,8cyclictest0-21swapper/023:20:150
1548099173,3cyclictest29977-21sed22:05:230
1548099171,9cyclictest25501-21diskstats19:30:120
1548099171,5cyclictest31546-21tr23:25:120
1548099171,4cyclictest21985-21/usr/sbin/munin21:50:210
1548099171,3cyclictest0-21swapper/019:40:250
1548099171,3cyclictest0-21swapper/019:25:010
1548099171,2cyclictest0-21swapper/019:15:030
15480991712,3cyclictest5975-21/usr/sbin/munin20:00:170
15480991712,3cyclictest30777-21/usr/sbin/munin22:10:140
1548099171,14cyclictest0-21swapper/020:26:160
1549099169,4cyclictest0-21swapper/223:00:192
1549099167,2cyclictest88150irq/126-enp1s0-23:20:142
1549099167,2cyclictest88150irq/126-enp1s0-00:35:152
1549099162,6cyclictest32-21ksoftirqd/223:10:192
1549099161,6cyclictest321-21ntpq19:45:192
1549099161,6cyclictest2553-21entropy21:05:132
1549099161,6cyclictest24504-21sed20:40:182
1549099161,5cyclictest27970-21df_inode00:30:132
15490991612,3cyclictest0-21swapper/221:15:292
15490991612,3cyclictest0-21swapper/220:00:212
15490991610,4cyclictest0-21swapper/223:30:182
1548099163,3cyclictest10442-21cpuspeed_turbos20:10:100
1548099161,4cyclictest21368-21/usr/sbin/munin20:35:170
15480991611,3cyclictest3554-21latency_hist19:55:010
15480991611,3cyclictest16040-21forks19:10:130
15480991611,3cyclictest13634-21cat20:15:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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