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2026-02-24 - 07:43
[ 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 Tue Feb 24, 2026 00:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2938982994437,5cyclictest75-21kswapd020:50:020
2938992994341,1cyclictest2960472-21fwupd19:30:013
2938987993936,2cyclictest3179230-21kworker/u8:2+events_unbound23:20:241
2938987993734,2cyclictest3032992-21kworker/u8:0+events_unbound20:45:261
2938987993633,2cyclictest3070158-21kworker/u8:0+flush-259:021:30:291
2938987993532,2cyclictest2900764-21kworker/u8:3+events_unbound19:25:151
2938987993530,3cyclictest3241005-21kworker/u8:3+flush-259:000:10:241
2938987993329,3cyclictest2975853-21kworker/u8:1+flush-259:020:00:231
2938992993226,4cyclictest252-21systemd-journal19:50:003
2938989993228,3cyclictest3111288-21kworker/u8:3+flush-259:023:00:002
2938987993229,2cyclictest3220550-21kworker/u8:4+flush-259:023:40:211
2938992993026,3cyclictest3210068-21kworker/u8:1+flush-259:023:45:173
2938992993023,5cyclictest3064985-21latency_hist21:10:003
2938989993026,3cyclictest3054670-21kworker/u8:1+flush-259:021:45:232
2938987993027,2cyclictest3143778-21kworker/u8:2+flush-259:022:30:201
2938992992922,5cyclictest252-21systemd-journal20:10:003
2938987992926,2cyclictest3111288-21kworker/u8:3+events_unbound22:50:151
2938987992926,2cyclictest3070158-21kworker/u8:0+events_unbound21:35:231
2938987992925,3cyclictest3179230-21kworker/u8:2+events_unbound23:10:011
2938987992925,3cyclictest3111288-21kworker/u8:3+events_unbound22:00:001
2938987992925,3cyclictest3054670-21kworker/u8:1+events_unbound21:45:191
2938982992923,4cyclictest2944381-21gpgv19:15:000
2938982992923,4cyclictest2944381-21gpgv19:15:000
2938992992822,4cyclictest3178272-21ntpq22:55:213
2938989992824,3cyclictest2975853-21kworker/u8:1+flush-259:019:50:002
2938989992824,3cyclictest2900764-21kworker/u8:3+flush-259:019:55:202
2938987992825,2cyclictest3179230-21kworker/u8:2+flush-259:023:45:211
2938987992825,2cyclictest3111288-21kworker/u8:3+flush-259:022:55:151
2938987992825,2cyclictest3018110-21kworker/u8:2+events_unbound20:40:141
2938987992825,2cyclictest2975853-21kworker/u8:1+events_unbound19:45:251
2938987992824,3cyclictest3111288-21kworker/u8:3+events_unbound22:35:121
2938989992722,4cyclictest3111288-21kworker/u8:3+flush-259:022:45:002
2938987992724,2cyclictest2900764-21kworker/u8:3+flush-259:019:20:221
2938987992724,2cyclictest2900764-21kworker/u8:3+flush-259:019:20:221
2938987992722,3cyclictest3044365-21cat20:50:011
2938987992623,2cyclictest3132401-21kworker/u8:0+flush-259:022:40:151
2938987992623,2cyclictest2900764-21kworker/u8:3+flush-259:020:20:251
2938987992622,2cyclictest3179230-21kworker/u8:2+events_unbound00:00:151
2938987992522,2cyclictest3054670-21kworker/u8:1+flush-259:022:15:231
2938987992522,2cyclictest2900764-21kworker/u8:3+flush-259:020:30:141
2938987992521,3cyclictest3179230-21kworker/u8:2+events_unbound23:50:171
2938987992521,3cyclictest3132401-21kworker/u8:0+events_unbound23:00:141
2938987992518,5cyclictest3116671-21cat22:00:011
2938982992521,3cyclictest3132401-21kworker/u8:0+flush-259:022:25:200
2938992992417,5cyclictest3204903-21latency_hist23:25:013
2938992992417,5cyclictest3132782-21diskstats22:15:153
2938987992421,2cyclictest3179230-21kworker/u8:2+events_unbound00:35:151
2938987992421,2cyclictest3070158-21kworker/u8:0+flush-259:021:40:161
2938987992421,2cyclictest3070158-21kworker/u8:0+events_unbound21:50:211
2938982992420,3cyclictest3179230-21kworker/u8:2+events_unbound23:50:240
2938982992419,3cyclictest2996796-21base6420:05:010
2938982992418,4cyclictest3256401-21latency_hist00:15:000
2938982992417,5cyclictest3278024-21cat00:35:000
2938989992317,4cyclictest3179230-21kworker/u8:2+flush-259:023:00:162
2938987992321,2cyclictest2900764-21kworker/u8:3+events_unbound20:35:241
2938987992320,2cyclictest3241005-21kworker/u8:3+flush-259:000:05:141
2938987992320,2cyclictest3054670-21kworker/u8:1+flush-259:021:15:251
2938987992319,3cyclictest873959-21kworker/u8:1+events_unbound19:10:201
2938987992319,3cyclictest873959-21kworker/u8:1+events_unbound19:10:201
2938987992319,3cyclictest3132401-21kworker/u8:0+flush-259:022:25:211
2938987992319,3cyclictest3054670-21kworker/u8:1+flush-259:021:10:211
2938987992319,3cyclictest3054670-21kworker/u8:1+events_unbound22:20:211
2938982992316,5cyclictest3058977-21ntpq21:00:220
2938992992216,4cyclictest2900764-21kworker/u8:3+flush-259:020:25:163
2938989992217,3cyclictest2900764-21kworker/u8:3+flush-259:020:15:172
2938989992216,4cyclictest3235465-21apt-get23:51:192
293898799224,9cyclictest3002208-21munin-run20:10:011
2938987992219,2cyclictest3241005-21kworker/u8:3+flush-259:000:15:261
2938987992218,3cyclictest2900764-21kworker/u8:3+events_unbound20:25:131
2938987992217,3cyclictest3132401-21kworker/u8:0+flush-259:022:45:211
2938982992218,3cyclictest3184613-21apt-get23:05:110
2938992992118,2cyclictest3049711-21apt-get20:55:103
2938992992116,3cyclictest252-21systemd-journal22:50:003
2938989992118,2cyclictest75-21kswapd019:30:042
2938989992114,5cyclictest3220317-21latency_hist23:40:012
2938987992118,2cyclictest2960486-21kworker/u8:0+events_unbound19:40:141
2938987992117,3cyclictest3054670-21kworker/u8:1+flush-259:022:10:201
2938982992119,1cyclictest2938950-21kworker/u8:2+flush-259:019:30:020
2938982992117,3cyclictest3251281-21kworker/u8:0+events_unbound00:25:180
2938982992117,3cyclictest3210307-21apt-get23:30:110
2938982992117,3cyclictest3179230-21kworker/u8:2+events_unbound00:30:150
2938992992017,2cyclictest3142946-21latency_hist22:25:003
2938992992014,4cyclictest252-21systemd-journal19:35:273
2938989992016,3cyclictest3111288-21kworker/u8:3+flush-259:022:50:192
2938989992013,5cyclictest3164132-21diskstats22:45:152
2938987992017,2cyclictest3210068-21kworker/u8:1+flush-259:023:55:251
2938987992017,2cyclictest3210068-21kworker/u8:1+flush-259:023:55:251
2938987992017,2cyclictest3054670-21kworker/u8:1+events_unbound21:25:131
2938987992016,3cyclictest2981405-21apt-get19:50:131
2938982992016,2cyclictest0-21swapper/020:50:000
2938982992015,3cyclictest3158834-21apt-get22:40:130
2938982992014,4cyclictest252-21systemd-journal21:06:260
2938992991914,4cyclictest3205172-21apt-get23:25:123
2938992991914,4cyclictest2996650-21gpgv20:05:003
2938992991913,4cyclictest3075290-21latency_hist21:20:013
2938992991911,6cyclictest252-21systemd-journal22:40:013
2938989991916,2cyclictest3241005-21kworker/u8:3+flush-259:000:15:182
2938987991915,3cyclictest3054670-21kworker/u8:1+events_unbound21:20:151
2938982991917,1cyclictest3225483-21apt23:45:000
2938982991915,3cyclictest3143778-21kworker/u8:2+flush-259:022:35:250
2938982991914,4cyclictest2938950-21kworker/u8:2+events_unbound19:20:000
2938982991914,3cyclictest3111288-21kworker/u8:3+flush-259:021:55:230
2938982991912,5cyclictest2954385-21ntpq19:20:210
2938982991912,5cyclictest2954385-21ntpq19:20:200
2938992991812,5cyclictest3272454-21/usr/sbin/munin00:30:153
2938989991815,2cyclictest2944384-21apt-key19:15:002
2938989991815,2cyclictest2944384-21apt-key19:15:002
2938987991816,1cyclictest3199786-21kworker/u8:0+events_unbound23:30:241
2938987991815,2cyclictest3179230-21kworker/u8:2+events_unbound00:20:141
2938987991814,3cyclictest2900764-21kworker/u8:3+events_unbound20:15:171
2938987991810,4cyclictest3049395-21kworker/u8:4+events_unbound20:55:181
2938982991814,3cyclictest3070158-21kworker/u8:0+flush-259:021:27:580
2938982991814,3cyclictest2900764-21kworker/u8:3+flush-259:019:50:250
2938982991813,4cyclictest2975853-21kworker/u8:1+flush-259:020:25:050
2938989991714,2cyclictest3033517-21sh20:40:002
2938989991711,4cyclictest509-21rs:main2
2938987991715,2cyclictest3179230-21kworker/u8:2+events_unbound23:19:291
2938987991714,2cyclictest3251281-21kworker/u8:0+events_unbound00:25:231
2938987991712,4cyclictest2960486-21kworker/u8:0+flush-259:019:35:411
2938982991713,3cyclictest60350irq/132-enp0s29f1:rx-021:45:240
2938982991713,3cyclictest3266696-21latency_hist00:25:010
2938982991713,3cyclictest3054670-21kworker/u8:1+flush-259:021:10:160
2938982991713,2cyclictest0-21swapper/020:15:000
2938982991712,4cyclictest3210068-21kworker/u8:1+flush-259:023:55:190
2938982991712,4cyclictest3210068-21kworker/u8:1+flush-259:023:55:180
2938982991712,4cyclictest2900764-21kworker/u8:3+events_unbound20:05:160
293899299169,5cyclictest2944786-21cp19:15:013
2938992991612,3cyclictest3054670-21kworker/u8:1+flush-259:021:10:163
2938992991611,4cyclictest252-21systemd-journal00:12:283
2938992991611,3cyclictest3220558-21/usr/sbin/munin23:40:183
2938992991611,3cyclictest2949715-21apt-get19:20:013
2938992991611,3cyclictest2949715-21apt-get19:20:013
2938992991610,4cyclictest3116497-21latency_hist22:00:013
293898999162,6cyclictest3199774-21munin-run23:20:002
2938989991613,2cyclictest3226157-21irqcore23:45:162
2938989991613,2cyclictest3116751-21apt-config22:00:012
2938989991612,3cyclictest2975853-21kworker/u8:1+flush-259:020:00:162
2938987991614,2cyclictest2900764-21kworker/u8:3+events_unbound19:55:131
2938987991613,2cyclictest873959-21kworker/u8:1+flush-259:019:15:211
2938987991613,2cyclictest2938950-21kworker/u8:2+events_unbound19:30:011
2938982991614,1cyclictest60350irq/132-enp0s29f1:rx-000:15:150
2938982991613,2cyclictest61150irq/133-enp0s29f1:tx-020:30:170
2938982991613,2cyclictest61150irq/133-enp0s29f1:tx-019:59:270
2938982991613,2cyclictest60350irq/132-enp0s29f1:rx-022:05:130
2938982991613,2cyclictest60350irq/132-enp0s29f1:rx-022:00:150
2938982991613,2cyclictest60350irq/132-enp0s29f1:rx-021:43:500
2938982991613,2cyclictest60350irq/132-enp0s29f1:rx-021:19:560
2938982991613,2cyclictest60350irq/132-enp0s29f1:rx-019:26:370
2938982991613,2cyclictest60350irq/132-enp0s29f1:rx-000:00:210
2938982991612,3cyclictest3179230-21kworker/u8:2+events_unbound23:00:240
2938982991612,3cyclictest3111288-21kworker/u8:3+events_unbound22:50:010
2938982991612,3cyclictest3054670-21kworker/u8:1+events_unbound22:20:170
2938982991612,2cyclictest3230655-21turbostat23:49:590
2938982991611,4cyclictest3070158-21kworker/u8:0+events_unbound21:36:280
2938982991610,4cyclictest3203998-21ntpq23:20:210
293899299158,5cyclictest252-21systemd-journal20:15:013
2938992991513,1cyclictest0-21swapper/300:30:003
2938992991511,3cyclictest873959-21kworker/u8:1+flush-259:019:15:013
2938992991511,3cyclictest873959-21kworker/u8:1+flush-259:019:15:003
2938992991511,3cyclictest2900764-21kworker/u8:3+flush-259:019:45:013
2938989991513,1cyclictest3057702-21kthreadcore21:00:192
2938989991513,1cyclictest0-21swapper/222:15:012
2938987991513,2cyclictest3049395-21kworker/u8:4+events_unbound21:06:271
2938982991514,1cyclictest60350irq/132-enp0s29f1:rx-021:23:530
2938982991513,1cyclictest60350irq/132-enp0s29f1:rx-023:15:190
2938982991513,1cyclictest60350irq/132-enp0s29f1:rx-023:10:150
2938982991513,1cyclictest60350irq/132-enp0s29f1:rx-022:55:220
2938982991512,2cyclictest60350irq/132-enp0s29f1:rx-019:48:300
2938982991512,2cyclictest60350irq/132-enp0s29f1:rx-000:05:170
2938982991512,2cyclictest3054670-21kworker/u8:1+events_unbound22:15:210
2938982991511,3cyclictest3070158-21kworker/u8:0+flush-259:021:30:060
2938982991511,3cyclictest2900764-21kworker/u8:3+flush-259:020:15:210
2938992991411,2cyclictest3132344-21idleruntime-cro22:15:013
293898999149,3cyclictest252-21systemd-journal22:00:272
293898999148,4cyclictest3210049-21latency_hist23:30:002
2938989991412,1cyclictest2960486-21kworker/u8:0+events_unbound19:35:242
2938989991412,1cyclictest0-21swapper/200:10:002
2938989991411,1cyclictest0-21swapper/200:25:202
2938987991411,2cyclictest3199786-21kworker/u8:0+events_unbound23:35:111
2938987991411,2cyclictest3002431-21kworker/u8:0+events_unbound20:10:301
2938982991412,1cyclictest60350irq/132-enp0s29f1:rx-020:42:280
2938982991412,1cyclictest60350irq/132-enp0s29f1:rx-020:35:130
2938982991411,2cyclictest60350irq/132-enp0s29f1:rx-023:35:500
2938982991411,2cyclictest60350irq/132-enp0s29f1:rx-020:55:170
293899299139,3cyclictest3256859-21fschecks_count00:15:153
2938992991310,2cyclictest3106174-21sh21:50:013
293898999139,3cyclictest3049395-21kworker/u8:4+flush-259:020:55:152
293898999139,3cyclictest2960486-21kworker/u8:0+flush-259:019:40:222
293898999138,4cyclictest3043846-21apt-get20:50:022
293898999132,4cyclictest3095884-21munin-run21:39:592
2938989991310,2cyclictest3266688-21idleruntime-cro00:25:002
2938989991310,2cyclictest3189436-21cron23:10:002
2938989991310,2cyclictest2985375-21ntp_kernel_err19:50:212
2938989991310,2cyclictest2938950-21kworker/u8:2+flush-259:019:25:262
2938989991310,2cyclictest0-21swapper/223:30:232
293898799137,4cyclictest3277615-21cat00:35:011
2938987991310,2cyclictest3179230-21kworker/u8:2+events_unbound23:27:291
2938987991310,2cyclictest3032992-21kworker/u8:0+flush-259:021:00:131
293898299139,3cyclictest2960486-21kworker/u8:0+events_unbound19:40:200
2938982991310,2cyclictest60350irq/132-enp0s29f1:rx-020:20:170
2938982991310,2cyclictest60350irq/132-enp0s29f1:rx-019:35:190
293899299129,2cyclictest3230971-21cpuspeed_turbos23:50:133
293899299129,2cyclictest3195313-21sed23:15:173
293899299129,2cyclictest3025785-21kthreadcore20:30:173
293899299129,2cyclictest0-21swapper/323:30:253
293899299127,4cyclictest3055071-21diskstats21:00:153
293899299126,5cyclictest3153386-21latency_hist22:35:003
293899299126,4cyclictest3111339-21latency_hist21:55:003
293899299121,2cyclictest30993462kthreadcore21:40:183
293898999129,2cyclictest3204488-21unixbench_singl23:20:262
293898999129,2cyclictest3022772-21unixbench_multi20:25:252
293898999129,2cyclictest2971-21cron00:00:002
293898999129,2cyclictest2971-21cron00:00:002
293898999129,2cyclictest0-21swapper/220:45:272
293898999128,3cyclictest3054670-21kworker/u8:1+flush-259:022:19:572
293898999127,3cyclictest3142631-21awk22:25:012
2938982991210,1cyclictest60350irq/132-enp0s29f1:rx-022:10:280
293899299118,2cyclictest3240544-21unixbench_singl23:55:253
293899299118,2cyclictest3240544-21unixbench_singl23:55:243
293899299118,2cyclictest0-21swapper/320:50:003
293899299117,3cyclictest2900764-21kworker/u8:3+flush-259:020:11:583
293899299116,3cyclictest507-21in:imuxsock19:50:273
293899299115,4cyclictest252-21systemd-journal00:40:013
293899299115,4cyclictest252-21systemd-journal00:10:003
293899299110,10cyclictest2960455-21awk19:30:003
293898999119,1cyclictest0-21swapper/200:35:012
293898999118,2cyclictest0-21swapper/223:40:152
293898999117,3cyclictest252-21systemd-journal22:30:012
293898999110,1cyclictest0-21swapper/219:25:002
293898999110,1cyclictest0-21swapper/219:25:002
293898299116,4cyclictest3148481-21apt-get22:30:100
293899299107,2cyclictest2990594-21ntp_kernel_pll_19:55:213
293899299107,2cyclictest0-21swapper/300:20:153
293899299104,4cyclictest252-21systemd-journal21:29:593
293898999107,2cyclictest0-21swapper/200:00:172
293898999106,2cyclictest3190685-21irqstats23:10:162
293898999105,3cyclictest3080427-21cron21:24:592
293898999104,4cyclictest3085194-21users21:25:262
29389929996,2cyclictest3158950-21cpuspeed_turbos22:40:163
29389899995,3cyclictest3251245-21cron00:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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