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2026-02-09 - 06:12
[ 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 #e, slot #4

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.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackeslot4s.osadl.org (updated Mon Feb 09, 2026 00:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
888658995147,3cyclictest1055606-21kworker/u8:2+events_unbound22:00:343
888658994643,2cyclictest1116423-21kworker/u8:3+flush-259:022:50:263
888658994643,2cyclictest1116423-21kworker/u8:3+flush-259:022:50:253
888658994542,2cyclictest1024154-21kworker/u8:1+events_unbound21:20:143
888658994340,2cyclictest1107341-21kworker/u8:2+events_unbound22:40:213
888655994236,4cyclictest914844-21latency_hist19:35:002
888658994138,2cyclictest982743-21kworker/u8:0+events_unbound21:05:153
888653994138,2cyclictest1173643-21kworker/u8:1+flush-259:023:45:200
888653994137,3cyclictest1148560-21apt-get23:20:140
888653993935,3cyclictest1154133-21kworker/u8:1+flush-259:023:30:200
888653993834,3cyclictest888638-21kworker/u8:0+flush-259:019:20:210
888653993833,4cyclictest888894-21apt-get19:10:120
888658993734,2cyclictest982743-21kworker/u8:0+events_unbound21:00:163
888658993734,2cyclictest888638-21kworker/u8:0+flush-259:019:20:243
888658993633,2cyclictest956621-21kworker/u8:3+flush-259:020:45:193
888658993633,2cyclictest1138227-21kworker/u8:1+flush-259:023:10:153
888653993632,3cyclictest1081200-21kworker/u8:5+flush-259:022:30:000
888653993632,3cyclictest1024154-21kworker/u8:1+flush-259:021:35:250
888653993631,4cyclictest1215949-21apt-get00:25:130
888658993532,2cyclictest1190128-21kworker/u8:4+events_unbound00:05:123
888658993530,2cyclictest845638-21kworker/u8:2+events_unbound20:35:143
888653993532,2cyclictest888638-21kworker/u8:0+events_unbound20:10:230
888658993330,2cyclictest1070876-21kworker/u8:0+flush-259:022:25:213
888653993329,3cyclictest1018767-21kworker/u8:2+flush-259:021:25:000
888658993229,2cyclictest925310-21kworker/u8:1+events_unbound20:05:143
888658993229,2cyclictest845638-21kworker/u8:2+events_unbound20:15:193
888658993228,3cyclictest1044652-21kworker/u8:3+events_unbound21:40:243
888658993228,3cyclictest1018767-21kworker/u8:2+events_unbound21:15:163
888655993226,4cyclictest972135-21latency_hist20:30:002
888653993229,2cyclictest1070876-21kworker/u8:0+flush-259:022:20:210
888658993130,1cyclictest888638-21kworker/u8:0+flush-259:019:50:153
888658993128,2cyclictest1132900-21kworker/u8:0+events_unbound00:01:213
888655993128,2cyclictest925310-21kworker/u8:1+events_unbound20:00:182
888655993124,4cyclictest252-21systemd-journal23:05:182
888653993127,3cyclictest1190128-21kworker/u8:4+flush-259:000:30:220
888653993126,2cyclictest1173643-21kworker/u8:1+events_unbound23:55:250
888658993028,2cyclictest845638-21kworker/u8:2+events_unbound19:37:193
888658993027,2cyclictest1215698-21kworker/u8:1+events_unbound00:30:193
888658993027,2cyclictest1070876-21kworker/u8:0+events_unbound22:35:243
888653993027,2cyclictest982743-21kworker/u8:0+flush-259:021:20:000
888658992927,2cyclictest1070876-21kworker/u8:0+events_unbound22:45:243
888658992926,2cyclictest962012-21kworker/u8:1+events_unbound20:25:223
888658992926,2cyclictest845638-21kworker/u8:2+events_unbound19:45:233
888658992926,2cyclictest1154133-21kworker/u8:1+events_unbound23:30:233
888658992926,2cyclictest1018767-21kworker/u8:2+events_unbound21:30:223
888658992925,3cyclictest1190128-21kworker/u8:4+events_unbound00:25:173
888653992927,1cyclictest211rcuc/022:50:010
888653992926,2cyclictest1190128-21kworker/u8:4+flush-259:000:15:160
888653992926,2cyclictest1132900-21kworker/u8:0+events_unbound23:25:200
888653992923,2cyclictest1132900-21kworker/u8:0+events_unbound00:00:220
888658992825,2cyclictest888638-21kworker/u8:0+events_unbound19:42:203
888658992825,2cyclictest1190128-21kworker/u8:4+flush-259:000:20:233
888658992825,2cyclictest1173643-21kworker/u8:1+events_unbound23:50:153
888658992825,2cyclictest1117002-21kworker/u8:4+flush-259:023:05:163
888658992825,2cyclictest1076245-21kworker/u8:1+flush-259:022:30:253
888658992825,2cyclictest1018767-21kworker/u8:2+events_unbound21:35:193
888653992825,2cyclictest845638-21kworker/u8:2+flush-259:019:30:200
888653992825,2cyclictest1148312-21kworker/u8:2+events_unbound00:35:260
888653992824,3cyclictest1116423-21kworker/u8:3+flush-259:023:00:150
888658992725,2cyclictest1070876-21kworker/u8:0+flush-259:022:15:203
888658992724,2cyclictest1148312-21kworker/u8:2+events_unbound23:35:223
888658992724,2cyclictest1132900-21kworker/u8:0+flush-259:023:40:153
888655992723,3cyclictest845638-21kworker/u8:2+flush-259:019:35:162
888655992723,3cyclictest1132900-21kworker/u8:0+events_unbound00:00:212
888655992723,3cyclictest1055606-21kworker/u8:2+flush-259:021:55:002
888654992720,4cyclictest1122839-21/usr/sbin/munin22:55:141
888658992624,2cyclictest1008435-21kworker/u8:3+events_unbound21:25:143
888658992624,1cyclictest1081200-21kworker/u8:5+flush-259:022:20:153
888658992623,2cyclictest993522-21kworker/u8:2+events_unbound20:55:003
888658992623,2cyclictest888638-21kworker/u8:0+events_unbound19:55:243
888658992623,2cyclictest1173643-21kworker/u8:1+events_unbound23:55:013
888658992621,2cyclictest1132900-21kworker/u8:0+events_unbound23:15:183
888655992621,3cyclictest1184820-21cat23:55:022
888655992620,4cyclictest1055606-21kworker/u8:2+flush-259:022:09:592
888655992619,5cyclictest1066117-21diskstats22:00:152
888654992621,4cyclictest1205645-21apt-get00:15:121
888654992621,3cyclictest252-21systemd-journal19:19:181
888653992622,3cyclictest1117002-21kworker/u8:4+events_unbound23:15:250
888653992621,4cyclictest252-21systemd-journal19:42:170
888658992522,2cyclictest1190128-21kworker/u8:4+events_unbound00:35:003
888658992522,2cyclictest1132900-21kworker/u8:0+flush-259:023:25:183
888658992522,2cyclictest1024154-21kworker/u8:1+events_unbound21:45:233
888658992520,2cyclictest1044652-21kworker/u8:3+events_unbound21:50:223
888655992517,6cyclictest898931-21latency_hist19:20:012
888654992518,5cyclictest1184303-21latency_hist23:55:001
888654992518,4cyclictest1039670-21/usr/sbin/munin21:35:161
888653992521,3cyclictest982743-21kworker/u8:0+events_unbound21:00:230
888653992521,3cyclictest1076245-21kworker/u8:1+events_unbound22:35:150
888655992419,3cyclictest1190128-21kworker/u8:4+flush-259:000:24:592
888654992419,3cyclictest1081200-21kworker/u8:5+flush-259:022:20:001
888654992417,5cyclictest951682-21/usr/sbin/munin20:10:141
888654992417,5cyclictest1008423-21latency_hist21:05:011
888653992420,3cyclictest904780-21apt-get19:25:120
888653992420,3cyclictest845638-21kworker/u8:2+events_unbound20:05:220
888658992320,2cyclictest1173643-21kworker/u8:1+events_unbound23:45:183
888655992318,4cyclictest252-21systemd-journal23:24:552
888654992319,3cyclictest1013830-21/usr/sbin/munin21:10:241
888654992318,3cyclictest1190128-21kworker/u8:4+flush-259:000:25:181
888654992317,4cyclictest845638-21kworker/u8:2+flush-259:019:30:171
888653992320,2cyclictest982743-21kworker/u8:0+events_unbound20:50:200
888653992320,2cyclictest894021-21kworker/u8:1+events_unbound19:15:210
888653992320,2cyclictest1132900-21kworker/u8:0+flush-259:023:05:200
888653992320,2cyclictest1039049-21kworker/u8:0+events_unbound21:45:140
888653992320,2cyclictest1024154-21kworker/u8:1+events_unbound21:30:230
888653992319,3cyclictest992850-21kworker/u8:1+events_unbound21:10:300
888653992316,3cyclictest1018767-21kworker/u8:2+events_unbound21:30:020
888658992219,2cyclictest1132900-21kworker/u8:0+events_unbound23:20:243
888658992218,3cyclictest1200479-21/usr/sbin/munin00:10:143
888655992218,3cyclictest3031203-21kworker/u8:4+flush-259:019:25:262
888654992219,2cyclictest509-21rs:main1
888654992218,3cyclictest507-21in:imuxsock21:25:001
888654992218,3cyclictest1190128-21kworker/u8:4+flush-259:000:05:151
888654992218,3cyclictest1128002-21apt-get23:00:121
888653992220,2cyclictest1116423-21kworker/u8:3+events_unbound22:53:200
888653992220,2cyclictest1116423-21kworker/u8:3+events_unbound22:53:200
888653992216,4cyclictest961779-21latency_hist20:20:000
888653992216,4cyclictest1168023-21ntpq23:35:200
888658992112,3cyclictest1117002-21kworker/u8:4+events_unbound22:55:253
888655992116,4cyclictest1076245-21kworker/u8:1+events_unbound22:25:242
888655992115,4cyclictest888601-21latency_hist19:10:012
888654992117,3cyclictest1076245-21kworker/u8:1+flush-259:022:35:171
888654992116,4cyclictest252-21systemd-journal19:56:121
888654992115,4cyclictest982502-21latency_hist20:40:001
888654992115,4cyclictest904514-21latency_hist19:25:011
888653992118,2cyclictest925310-21kworker/u8:1+events_unbound20:00:160
888658992017,3cyclictest1070876-21kworker/u8:0+flush-259:022:06:393
888658992017,2cyclictest888638-21kworker/u8:0+events_unbound20:10:193
888658992014,4cyclictest252-21systemd-journal19:10:183
888655992015,4cyclictest1117002-21kworker/u8:4+flush-259:023:00:002
888654992016,3cyclictest509-21rs:main1
888653992017,2cyclictest1132900-21kworker/u8:0+events_unbound23:41:200
888655991916,2cyclictest1200231-21idleruntime-cro00:10:002
888655991916,2cyclictest1076245-21kworker/u8:1+flush-259:022:40:252
888655991916,2cyclictest1070876-21kworker/u8:0+flush-259:022:15:232
888655991912,5cyclictest1029102-21latency_hist21:25:012
888653991915,3cyclictest982743-21kworker/u8:0+events_unbound21:09:190
888653991915,3cyclictest1081443-21apt-get22:15:100
888653991915,3cyclictest1076245-21kworker/u8:1+events_unbound22:10:140
888653991915,3cyclictest1070876-21kworker/u8:0+events_unbound22:05:160
888658991815,2cyclictest1076245-21kworker/u8:1+events_unbound22:10:243
888655991815,2cyclictest1018767-21kworker/u8:2+flush-259:021:30:002
888655991814,3cyclictest956621-21kworker/u8:3+flush-259:020:45:152
888655991814,3cyclictest888638-21kworker/u8:0+flush-259:019:10:162
888655991814,3cyclictest1018767-21kworker/u8:2+events_unbound21:15:152
888655991814,2cyclictest0-21swapper/222:50:002
888655991812,4cyclictest956589-21latency_hist20:15:002
888654991812,4cyclictest1169315-21diskstats23:40:151
888653991815,2cyclictest962012-21kworker/u8:1+events_unbound20:20:210
888653991815,2cyclictest1138227-21kworker/u8:1+events_unbound23:10:170
888658991714,2cyclictest971750-21kworker/u8:4+events_unbound20:40:173
888658991714,2cyclictest845638-21kworker/u8:2+events_unbound19:32:193
888658991714,2cyclictest1116423-21kworker/u8:3+events_unbound23:00:213
888655991712,4cyclictest1044652-21kworker/u8:3+flush-259:021:55:182
888655991711,4cyclictest925667-21base6419:45:002
888655991711,4cyclictest509-21rs:main2
888655991710,5cyclictest1157738-21ntpq23:25:202
888654991713,3cyclictest845638-21kworker/u8:2+flush-259:020:15:251
888654991712,3cyclictest252-21systemd-journal19:15:001
888654991711,5cyclictest982743-21kworker/u8:0+flush-259:020:55:161
888653991714,2cyclictest1173643-21kworker/u8:1+events_unbound00:06:200
888653991714,2cyclictest1117002-21kworker/u8:4+flush-259:022:55:180
888653991714,2cyclictest1107341-21kworker/u8:2+flush-259:022:40:200
888658991613,2cyclictest888638-21kworker/u8:0+events_unbound20:20:323
888655991612,3cyclictest971750-21kworker/u8:4+flush-259:020:30:232
888655991612,3cyclictest971750-21kworker/u8:4+flush-259:020:30:232
888655991612,3cyclictest1039049-21kworker/u8:0+flush-259:021:45:152
888655991611,4cyclictest1018767-21kworker/u8:2+flush-259:021:35:002
888654991613,2cyclictest916118-21kthreadcore19:35:171
888654991613,2cyclictest1081184-21idleruntime-cro22:14:591
888654991612,3cyclictest993522-21kworker/u8:2+flush-259:020:50:511
888654991611,4cyclictest982743-21kworker/u8:0+flush-259:021:05:261
888654991611,4cyclictest1070876-21kworker/u8:0+flush-259:022:05:261
888654991611,3cyclictest1044652-21kworker/u8:3+flush-259:021:55:271
888654991610,4cyclictest1174264-21/usr/sbin/munin23:45:171
888653991613,2cyclictest982743-21kworker/u8:0+events_unbound20:41:200
888653991613,2cyclictest60350irq/132-enp0s29f1:rx-022:00:180
888653991613,2cyclictest60350irq/132-enp0s29f1:rx-000:10:210
888658991512,2cyclictest3031203-21kworker/u8:4+events_unbound19:25:193
888658991512,2cyclictest1055606-21kworker/u8:2+events_unbound21:56:373
88865599154,8cyclictest1231144-21munin-run00:40:002
888655991510,4cyclictest982743-21kworker/u8:0+flush-259:021:05:162
888655991510,4cyclictest1117002-21kworker/u8:4+flush-259:023:01:512
888655991510,3cyclictest1148312-21kworker/u8:2+flush-259:023:40:002
88865499159,4cyclictest1060511-21latency_hist21:55:011
88865499159,4cyclictest1054948-21apt-get21:50:001
888654991511,3cyclictest925310-21kworker/u8:1+flush-259:020:00:191
888653991513,1cyclictest60350irq/132-enp0s29f1:rx-020:30:180
888653991513,1cyclictest60350irq/132-enp0s29f1:rx-020:30:180
888653991513,1cyclictest60350irq/132-enp0s29f1:rx-019:51:590
888653991512,2cyclictest60350irq/132-enp0s29f1:rx-023:50:170
888653991512,2cyclictest60350irq/132-enp0s29f1:rx-021:40:160
888653991512,2cyclictest1081200-21kworker/u8:5+events_unbound22:30:150
888653991511,3cyclictest971750-21kworker/u8:4+events_unbound20:46:100
888653991511,3cyclictest1190128-21kworker/u8:4+events_unbound00:23:240
888653991511,3cyclictest1044652-21kworker/u8:3+events_unbound21:55:190
88865899148,4cyclictest509-21rs:main3
888658991411,2cyclictest992850-21kworker/u8:1+flush-259:021:12:243
888658991411,2cyclictest982743-21kworker/u8:0+flush-259:020:58:403
888658991411,2cyclictest925310-21kworker/u8:1+events_unbound20:00:083
88865599149,3cyclictest1190128-21kworker/u8:4+events_unbound00:15:232
888655991412,1cyclictest0-21swapper/200:30:002
888655991411,2cyclictest1138227-21kworker/u8:1+flush-259:023:10:192
888655991410,2cyclictest924920-21gdbus19:42:202
88865499148,4cyclictest1076245-21kworker/u8:1+flush-259:022:43:231
888654991410,2cyclictest1118057-21irqcore22:50:181
888654991410,2cyclictest1118057-21irqcore22:50:171
888653991412,1cyclictest977592-21apt-get20:35:110
888653991412,1cyclictest60350irq/132-enp0s29f1:rx-019:55:250
888653991412,1cyclictest60350irq/132-enp0s29f1:rx-019:35:140
888653991411,2cyclictest60350irq/132-enp0s29f1:rx-021:53:230
888658991311,2cyclictest971750-21kworker/u8:4+events_unbound20:31:113
888658991311,2cyclictest971750-21kworker/u8:4+events_unbound20:31:113
88865599139,3cyclictest845638-21kworker/u8:2+flush-259:020:35:152
88865599139,3cyclictest1039049-21kworker/u8:0+flush-259:021:40:212
88865599139,2cyclictest1201519-21kthreadcore00:10:172
88865599138,4cyclictest1173643-21kworker/u8:1+flush-259:023:50:012
88865599138,4cyclictest1154133-21kworker/u8:1+flush-259:023:30:242
888655991310,2cyclictest982994-21fschecks_time20:40:152
88865599130,4cyclictest951441-21awk20:10:002
88865499139,3cyclictest1154133-21kworker/u8:1+flush-259:023:30:151
88865499139,3cyclictest1153016-21unixbench_singl23:20:281
888654991311,1cyclictest0-21swapper/119:45:001
888653991310,2cyclictest967261-21cpuspeed_turbos20:25:140
88865899129,2cyclictest894021-21kworker/u8:1+flush-259:019:16:243
88865599128,3cyclictest962012-21kworker/u8:1+flush-259:020:20:252
88865599128,3cyclictest1215698-21kworker/u8:1+flush-259:000:30:212
88865599126,4cyclictest925310-21kworker/u8:1+flush-259:020:00:002
88865599126,4cyclictest1091604-21awk22:24:592
88865499129,2cyclictest931216-21fschecks_count19:50:141
88865499129,2cyclictest1164238-21fschecks_time23:35:131
88865499129,2cyclictest1019428-21irqcore21:15:151
88865499121,9cyclictest1215687-21awk00:25:001
888654991210,1cyclictest0-21swapper/120:20:181
88865399129,2cyclictest982743-21kworker/u8:0+events_unbound20:58:090
88865599119,1cyclictest0-21swapper/219:20:182
88865599118,2cyclictest931084-21cpuspeed_turbos19:50:132
88865599118,2cyclictest1102227-21cpuspeed_turbos22:35:132
88865599118,2cyclictest0-21swapper/222:50:162
88865599118,2cyclictest0-21swapper/222:50:152
88865599113,5cyclictest1184314-21awk23:55:002
88865499118,2cyclictest1-21systemd22:00:191
88865499118,2cyclictest1112617-21cpuspeed_turbos22:45:141
88865499117,3cyclictest1024154-21kworker/u8:1+flush-259:021:25:261
88865499115,4cyclictest930752-21latency_hist19:50:001
88865499115,4cyclictest1138134-21cat23:10:001
88865499111,2cyclictest1096762-21latency_hist22:30:001
88865499110,9cyclictest951458-21idleruntime-cro20:10:001
88865599101,1cyclictest0-21swapper/223:15:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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