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2026-02-05 - 03:14
[ 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 the 792 highest latencies:
System rackeslot4s.osadl.org (updated Wed Feb 04, 2026 12:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1084890994238,3cyclictest1189599-21kworker/u8:1+flush-259:008:50:163
1084885994037,2cyclictest1240909-21kworker/u8:3+flush-259:010:15:001
1084885993933,4cyclictest1147065-21ntpq08:05:211
1084885993933,4cyclictest1147065-21ntpq08:05:201
1084890993834,3cyclictest1069558-21kworker/u8:0+flush-259:007:10:153
1084890993731,4cyclictest252-21systemd-journal09:50:343
1084890993632,3cyclictest1240909-21kworker/u8:3+flush-259:010:10:163
1084881993630,4cyclictest1179306-21latency_hist08:40:010
1084885993530,4cyclictest1189823-21apt-get08:50:131
1084881993530,3cyclictest1287327-21gpgv10:25:010
1084888993431,2cyclictest1189599-21kworker/u8:1+events_unbound12:15:172
1084888993428,4cyclictest1334438-21/usr/sbin/munin11:10:222
1084885993430,3cyclictest509-21rs:main1
1084881993429,3cyclictest1246504-21diskstats09:45:140
1084890993326,4cyclictest252-21systemd-journal12:31:343
1084888993328,3cyclictest1282091-21latency_hist10:20:002
1084888993327,4cyclictest252-21systemd-journal12:08:352
1084885993328,4cyclictest1251482-21apt-get09:50:121
1084881993329,3cyclictest1407715-21kworker/u8:2+flush-259:012:25:180
1084890993226,4cyclictest1210513-21diskstats09:10:153
1084890993226,4cyclictest1119949-21ntpq07:40:193
1084890993225,5cyclictest1210089-21latency_hist09:10:013
1084890993224,5cyclictest1287207-21latency_hist10:25:003
1084885993228,3cyclictest1298267-21apt-get10:35:121
1084890993127,3cyclictest1308361-21kworker/u8:0+events_unbound11:20:153
1084890993125,4cyclictest1397530-21diskstats12:15:153
1084888993126,4cyclictest1386366-21apt-get12:01:192
1084890993025,4cyclictest1179571-21apt-get08:40:133
1084890992925,3cyclictest1334222-21kworker/u8:4+events_unbound11:45:193
1084890992925,3cyclictest1308361-21kworker/u8:0+flush-259:011:35:003
1084890992925,3cyclictest1303120-21kworker/u8:2+events_unbound11:15:153
1084890992925,3cyclictest1189599-21kworker/u8:1+flush-259:009:25:213
1084888992925,3cyclictest1303120-21kworker/u8:2+flush-259:011:15:212
1084885992926,2cyclictest1047101-21kworker/u8:2+events_unbound07:25:181
1084885992925,3cyclictest1164063-21/usr/sbin/munin08:25:141
1084885992925,3cyclictest1126026-21gpgv07:50:001
1084885992925,3cyclictest1126026-21gpgv07:50:001
1084885992921,6cyclictest1417395-21ntpq12:30:211
1084881992923,5cyclictest1158267-21latency_hist08:20:000
1084890992822,4cyclictest1386723-21latency_hist12:05:003
1084885992825,2cyclictest1189599-21kworker/u8:1+events_unbound09:10:161
1084885992822,5cyclictest1402546-21/usr/sbin/munin12:20:141
1084890992724,2cyclictest1303120-21kworker/u8:2+flush-259:011:10:003
1084890992723,3cyclictest1230685-21kworker/u8:0+events_unbound10:35:243
1084890992723,3cyclictest1189599-21kworker/u8:1+flush-259:011:00:153
1084890992723,3cyclictest1189599-21kworker/u8:1+flush-259:009:30:233
1084890992723,3cyclictest1158289-21gpgv08:20:003
1084890992722,3cyclictest1069558-21kworker/u8:0+events_unbound07:30:223
1084890992721,4cyclictest1189599-21kworker/u8:1+flush-259:009:20:183
1084885992722,3cyclictest1115698-21kworker/u8:2+events_unbound09:15:161
1084881992722,4cyclictest1308361-21kworker/u8:0+flush-259:011:10:160
1084881992722,3cyclictest252-21systemd-journal09:53:340
1084881992722,3cyclictest1240909-21kworker/u8:3+flush-259:010:10:210
1084881992721,4cyclictest1137613-21diskstats08:00:140
1084890992622,3cyclictest1105607-21kworker/u8:4+events_unbound07:45:233
1084890992622,3cyclictest1105607-21kworker/u8:4+events_unbound07:45:233
1084890992620,4cyclictest1261501-21latency_hist10:00:003
1084888992623,2cyclictest1308361-21kworker/u8:0+flush-259:011:25:012
1084888992623,2cyclictest1047101-21kworker/u8:2+flush-259:007:20:142
1084888992622,3cyclictest1105607-21kworker/u8:4+flush-259:007:45:232
1084888992622,3cyclictest1105607-21kworker/u8:4+flush-259:007:45:222
1084888992621,4cyclictest1355035-21kworker/u8:2+flush-259:011:35:222
1084885992622,3cyclictest1189599-21kworker/u8:1+events_unbound10:20:231
1084885992621,4cyclictest1115698-21kworker/u8:2+events_unbound08:40:241
1084885992621,3cyclictest1115698-21kworker/u8:2+flush-259:007:59:591
1084890992517,5cyclictest1152179-21ntpq08:10:203
1084885992521,3cyclictest1189599-21kworker/u8:1+events_unbound10:05:221
1084885992520,3cyclictest1329044-21latency_hist11:05:011
1084885992520,3cyclictest1303120-21kworker/u8:2+flush-259:010:45:001
1084881992520,3cyclictest252-21systemd-journal11:34:350
1084881992518,5cyclictest1270974-21ntpq10:05:210
1084890992421,2cyclictest1334222-21kworker/u8:4+events_unbound11:25:233
1084890992421,2cyclictest1189599-21kworker/u8:1+events_unbound10:15:233
1084890992420,3cyclictest1158003-21kworker/u8:0+flush-259:008:25:163
1084890992419,4cyclictest1355035-21kworker/u8:2+flush-259:011:35:213
1084890992418,4cyclictest509-21rs:main3
1084890992418,4cyclictest509-21rs:main3
1084888992419,4cyclictest252-21systemd-journal08:55:002
1084885992420,3cyclictest1386949-21kworker/u8:3+flush-259:012:10:151
1084885992420,3cyclictest1355035-21kworker/u8:2+events_unbound11:35:151
1084885992420,3cyclictest1189599-21kworker/u8:1+flush-259:010:25:161
1084885992419,4cyclictest1115698-21kworker/u8:2+flush-259:008:35:251
1084881992421,2cyclictest1303120-21kworker/u8:2+flush-259:010:50:200
1084881992420,3cyclictest1158951-21apt-get08:20:140
1084890992319,3cyclictest1126652-21kworker/u8:1+events_unbound08:00:203
1084890992318,4cyclictest1163846-21kworker/u8:3+flush-259:008:30:213
1084888992318,4cyclictest1130672-21ntpq07:50:222
1084885992319,3cyclictest1376604-21apt-get11:55:101
1084885992318,3cyclictest1189599-21kworker/u8:1+flush-259:012:15:201
1084885992317,4cyclictest1225528-21latency_hist09:25:011
1084881992319,3cyclictest1189599-21kworker/u8:1+flush-259:010:15:240
1084881992317,4cyclictest1370262-21ntpq11:45:180
1084881992317,4cyclictest1240046-21ntpq09:35:190
1084890992218,3cyclictest1418547-21apt-get12:35:113
1084890992218,3cyclictest1047101-21kworker/u8:2+events_unbound07:28:343
1084890992216,4cyclictest1407484-21latency_hist12:25:013
1084888992215,5cyclictest252-21systemd-journal12:35:002
1084885992219,2cyclictest1069558-21kworker/u8:0+flush-259:007:10:211
1084885992218,3cyclictest1407715-21kworker/u8:2+events_unbound12:25:161
1084885992218,3cyclictest1189599-21kworker/u8:1+events_unbound09:30:211
1084885992218,3cyclictest1189599-21kworker/u8:1+events_unbound08:55:211
1084885992217,3cyclictest1189599-21kworker/u8:1+flush-259:009:05:171
1084881992218,3cyclictest1189599-21kworker/u8:1+flush-259:010:40:180
1084881992218,3cyclictest1115698-21kworker/u8:2+flush-259:008:45:250
1084890992118,2cyclictest1386949-21kworker/u8:3+events_unbound12:10:213
1084890992117,3cyclictest1126652-21kworker/u8:1+events_unbound07:50:243
1084888992118,2cyclictest1115698-21kworker/u8:2+flush-259:008:30:152
1084888992117,3cyclictest1189599-21kworker/u8:1+events_unbound09:45:222
1084888992115,4cyclictest1287213-21apt-get10:25:022
1084885992117,3cyclictest1407501-21kworker/u8:0+flush-259:012:35:201
1084885992116,4cyclictest1115938-21apt-get07:40:101
1084885992115,4cyclictest1200282-21diskstats09:00:141
1084890992016,3cyclictest1115698-21kworker/u8:2+events_unbound09:03:353
1084890992016,3cyclictest1115698-21kworker/u8:2+events_unbound08:23:133
1084890992015,3cyclictest1230685-21kworker/u8:0+flush-259:010:30:243
1084890992013,4cyclictest1100261-21latency_hist07:25:003
1084888992017,2cyclictest1115698-21kworker/u8:2+flush-259:008:40:252
1084888992015,3cyclictest1334222-21kworker/u8:4+flush-259:011:45:132
1084885992016,3cyclictest1339686-21apt-get11:15:111
1084885992016,3cyclictest1189599-21kworker/u8:1+flush-259:011:05:251
1084885992016,3cyclictest1142325-21sh08:05:001
1084885992016,3cyclictest1115698-21kworker/u8:2+flush-259:008:45:211
1084890991915,3cyclictest1189599-21kworker/u8:1+flush-259:009:35:213
1084890991914,3cyclictest1069558-21kworker/u8:0+events_unbound07:15:153
1084888991914,3cyclictest252-21systemd-journal11:25:332
1084888991913,4cyclictest1323866-21latency_hist11:00:012
1084885991917,1cyclictest1189599-21kworker/u8:1+events_unbound10:00:211
1084885991915,3cyclictest1334222-21kworker/u8:4+flush-259:011:30:211
1084885991915,3cyclictest1189599-21kworker/u8:1+events_unbound12:05:131
1084881991912,5cyclictest1241344-21diskstats09:40:140
1084890991814,3cyclictest252-21systemd-journal08:40:003
1084890991814,3cyclictest1240909-21kworker/u8:3+events_unbound09:45:343
1084890991814,3cyclictest1115698-21kworker/u8:2+flush-259:008:45:163
1084890991814,3cyclictest1105607-21kworker/u8:4+flush-259:007:38:053
1084888991816,1cyclictest1158003-21kworker/u8:0+events_unbound08:25:222
1084888991814,3cyclictest1189599-21kworker/u8:1+events_unbound08:55:152
1084885991814,3cyclictest1230685-21kworker/u8:0+flush-259:010:30:201
1084885991814,3cyclictest1189599-21kworker/u8:1+flush-259:009:55:161
1084885991814,3cyclictest1189599-21kworker/u8:1+events_unbound10:15:151
1084881991815,2cyclictest1189599-21kworker/u8:1+flush-259:011:05:210
1084881991813,4cyclictest1115698-21kworker/u8:2+flush-259:009:15:220
1084881991813,3cyclictest1334222-21kworker/u8:4+flush-259:011:25:150
1084881991812,4cyclictest252-21systemd-journal11:22:340
1084881991811,5cyclictest1328127-21ntpq11:00:200
1084890991713,3cyclictest1407501-21kworker/u8:0+flush-259:012:29:003
1084890991713,3cyclictest1261538-21kworker/u8:2+events_unbound10:01:343
1084890991713,3cyclictest1189599-21kworker/u8:1+events_unbound10:05:203
1084890991713,3cyclictest1189599-21kworker/u8:1+events_unbound09:16:353
1084890991712,4cyclictest1189599-21kworker/u8:1+events_unbound10:42:353
1084888991714,2cyclictest1329714-21irqcore11:05:152
1084888991714,1cyclictest0-21swapper/210:55:002
1084885991714,2cyclictest1189599-21kworker/u8:1+events_unbound12:00:171
1084885991713,3cyclictest1303120-21kworker/u8:2+flush-259:011:10:161
1084881991714,2cyclictest60350irq/132-enp0s29f1:rx-012:10:000
1084881991714,2cyclictest1190246-21irqcore08:50:170
1084881991713,3cyclictest1189599-21kworker/u8:1+events_unbound09:20:220
1084881991712,4cyclictest1230907-21apt-get09:30:110
1084890991613,2cyclictest1322997-21ntp_kernel_pll_10:55:223
1084890991612,3cyclictest1303120-21kworker/u8:2+events_unbound11:12:373
1084888991613,2cyclictest1069558-21kworker/u8:0+flush-259:007:30:242
1084888991613,2cyclictest0-21swapper/208:05:002
1084888991610,4cyclictest1084795-21latency_hist07:10:002
1084885991613,1cyclictest0-21swapper/108:35:001
1084885991612,3cyclictest1126652-21kworker/u8:1+events_unbound07:50:141
1084881991614,1cyclictest60350irq/132-enp0s29f1:rx-011:55:220
1084881991612,3cyclictest1319265-21kworker/u8:3+flush-259:011:00:000
1084881991612,3cyclictest1047101-21kworker/u8:2+flush-259:007:20:260
1084881991611,3cyclictest252-21systemd-journal11:20:000
1084890991512,2cyclictest1115698-21kworker/u8:2+flush-259:007:55:263
1084890991511,3cyclictest1334222-21kworker/u8:4+events_unbound11:50:283
108488899152,8cyclictest1298017-21awk10:35:002
1084888991512,2cyclictest252-21systemd-journal10:48:402
1084888991511,3cyclictest1115698-21kworker/u8:2+flush-259:008:20:182
1084885991512,2cyclictest1334222-21kworker/u8:4+flush-259:011:25:211
1084885991512,2cyclictest1308361-21kworker/u8:0+flush-259:011:50:171
1084885991511,3cyclictest1189599-21kworker/u8:1+events_unbound09:40:221
1084881991514,1cyclictest60350irq/132-enp0s29f1:rx-008:42:460
1084881991513,1cyclictest60350irq/132-enp0s29f1:rx-012:20:140
1084881991513,1cyclictest60350irq/132-enp0s29f1:rx-011:40:260
1084881991513,1cyclictest60350irq/132-enp0s29f1:rx-010:35:200
1084881991513,1cyclictest60350irq/132-enp0s29f1:rx-010:30:240
1084881991513,1cyclictest60350irq/132-enp0s29f1:rx-010:28:190
1084881991513,1cyclictest60350irq/132-enp0s29f1:rx-009:55:150
1084881991513,1cyclictest60350irq/132-enp0s29f1:rx-008:33:000
1084881991513,1cyclictest60350irq/132-enp0s29f1:rx-008:10:240
1084881991513,1cyclictest60350irq/132-enp0s29f1:rx-007:57:590
1084881991513,1cyclictest60350irq/132-enp0s29f1:rx-007:40:230
1084881991513,1cyclictest60350irq/132-enp0s29f1:rx-007:30:150
1084881991512,2cyclictest60350irq/132-enp0s29f1:rx-009:00:130
1084881991512,2cyclictest60350irq/132-enp0s29f1:rx-007:35:210
1084881991512,2cyclictest60350irq/132-enp0s29f1:rx-007:15:590
1084890991411,2cyclictest1199862-21latency_hist09:00:003
1084890991411,2cyclictest1189599-21kworker/u8:1+flush-259:009:40:193
1084890991410,3cyclictest1189599-21kworker/u8:1+events_unbound10:45:353
1084888991412,1cyclictest0-21swapper/212:40:002
1084885991411,2cyclictest1371176-21grep11:50:001
1084885991411,2cyclictest1126652-21kworker/u8:1+events_unbound08:15:181
1084885991410,3cyclictest1069558-21kworker/u8:0+flush-259:007:40:001
1084881991413,1cyclictest60350irq/132-enp0s29f1:rx-008:59:250
1084881991412,2cyclictest60350irq/132-enp0s29f1:rx-012:13:240
1084881991412,1cyclictest60350irq/132-enp0s29f1:rx-012:15:140
1084881991412,1cyclictest60350irq/132-enp0s29f1:rx-010:45:260
1084881991412,1cyclictest60350irq/132-enp0s29f1:rx-010:00:230
1084881991412,1cyclictest60350irq/132-enp0s29f1:rx-009:10:170
1084881991412,1cyclictest60350irq/132-enp0s29f1:rx-009:05:170
1084881991412,1cyclictest60350irq/132-enp0s29f1:rx-008:05:180
1084881991412,1cyclictest60350irq/132-enp0s29f1:rx-008:05:180
1084881991412,1cyclictest60350irq/132-enp0s29f1:rx-007:10:420
1084881991411,2cyclictest60350irq/132-enp0s29f1:rx-012:00:140
1084881991411,2cyclictest60350irq/132-enp0s29f1:rx-011:50:130
1084881991411,2cyclictest60350irq/132-enp0s29f1:rx-007:50:030
1084881991410,3cyclictest1079716-21kworker/u8:3+flush-259:007:25:260
108489099138,3cyclictest1189599-21kworker/u8:1+flush-259:010:50:203
1084890991310,2cyclictest1377025-21irqcore11:55:153
108488899139,3cyclictest1189599-21kworker/u8:1+flush-259:009:05:152
108488899139,3cyclictest1157845-21unixbench_singl08:15:242
108488899139,3cyclictest1069558-21kworker/u8:0+events_unbound07:40:132
108488899134,4cyclictest1256363-21idleruntime-cro09:55:002
108488899131,2cyclictest12168791kthreadcore09:15:182
1084888991310,2cyclictest1300562-21kthreadcore10:35:182
1084888991310,2cyclictest0-21swapper/212:30:002
1084888991310,2cyclictest0-21swapper/212:25:002
1084888991310,2cyclictest0-21swapper/207:39:592
108488599139,3cyclictest1131792-21kworker/u8:3+flush-259:008:10:151
1084881991312,1cyclictest60350irq/132-enp0s29f1:rx-012:35:270
1084881991311,1cyclictest60350irq/132-enp0s29f1:rx-012:33:280
1084881991310,2cyclictest60350irq/132-enp0s29f1:rx-011:35:230
1084881991310,2cyclictest60350irq/132-enp0s29f1:rx-009:25:190
1084881991310,2cyclictest60350irq/132-enp0s29f1:rx-008:25:180
1084881991310,2cyclictest60350irq/132-enp0s29f1:rx-007:45:340
1084881991310,2cyclictest60350irq/132-enp0s29f1:rx-007:45:330
108489099128,2cyclictest0-21swapper/312:05:153
108488899128,3cyclictest1308361-21kworker/u8:0+events_unbound11:55:142
108488899128,2cyclictest1-21systemd11:45:002
108488899127,4cyclictest1189599-21kworker/u8:1+flush-259:009:20:492
108488899126,4cyclictest252-21systemd-journal10:25:002
1084888991210,1cyclictest0-21swapper/209:05:002
108488599129,2cyclictest1319054-21cpuspeed_turbos10:55:131
1084885991210,1cyclictest0-21swapper/109:35:141
108489099111,8cyclictest1366005-21awk11:45:013
108488899118,2cyclictest1272144-21cpuspeed_turbos10:10:142
108488899110,1cyclictest12105782sort09:10:152
108488899108,1cyclictest0-21swapper/207:55:182
108488899107,2cyclictest1231437-21irqcore09:30:162
108488899106,2cyclictest12450662sleep209:40:202
108488899106,2cyclictest1229724-21ntpq09:25:192
108488899101,2cyclictest1240924-21latency_hist09:40:002
108488599106,3cyclictest1105607-21kworker/u8:4+flush-259:007:35:001
108488599101,7cyclictest1366037-21unin-run11:45:001
10848889997,1cyclictest1324218-21cpuspeed_turbos11:00:132
10848889997,1cyclictest0-21swapper/212:10:132
10848889997,1cyclictest0-21swapper/210:05:162
10848889995,3cyclictest1303120-21kworker/u8:2+flush-259:010:44:112
10848889985,2cyclictest1174559-21df08:35:132
10848889984,3cyclictest1260030-21tr09:55:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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