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2026-01-17 - 08:56
[ 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 376 highest latencies:
System rackeslot4s.osadl.org (updated Sat Jan 17, 2026 00:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2589002994340,2cyclictest2801505-21kworker/u8:0+flush-259:022:40:001
2589002994338,4cyclictest2604910-21latency_hist19:25:011
2589010993624,9cyclictest2625515-21latency_hist19:45:013
2589006993529,4cyclictest2874555-21latency_hist23:45:002
2589006993327,5cyclictest2926356-21latency_hist00:35:012
2589002993329,3cyclictest2770462-21apt-get22:01:201
2589002993329,3cyclictest2734880-21kworker/u8:2+flush-259:022:00:001
2589002993327,4cyclictest2863920-21cp23:35:001
2589002993327,4cyclictest2781375-21/usr/sbin/munin22:15:121
2589000993327,5cyclictest2790606-21ntpq22:20:210
258900099330,31cyclictest1-21systemd21:54:030
2589010993230,1cyclictest2801460-21fwupd22:32:053
2589010993023,5cyclictest252-21systemd-journal22:00:003
2589006993024,4cyclictest2910831-21latency_hist00:20:012
2589002993027,2cyclictest2801505-21kworker/u8:0+events_unbound22:50:131
2589002993027,2cyclictest2646582-21kworker/u8:0+flush-259:020:15:001
2589002993024,4cyclictest2842271-21ntpq23:10:211
2589000993023,5cyclictest2681759-21ntpq20:35:200
2589010992923,4cyclictest2885122-21/usr/sbin/munin23:55:143
2589010992922,4cyclictest2677691-21kworker/u8:4+flush-259:020:40:173
2589002992926,2cyclictest3712446-21kworker/u8:5+flush-259:019:45:201
2589000992925,3cyclictest2682933-21apt-get20:40:120
2589000992923,4cyclictest2651724-21latency_hist20:10:010
2589006992823,4cyclictest2765353-21base6422:00:002
2589002992826,1cyclictest2801460-21fwupd22:32:051
2589000992822,4cyclictest2729083-21latency_hist21:25:000
2589002992724,2cyclictest2806921-21kworker/u8:1+events_unbound23:05:001
2589002992724,2cyclictest2636467-21kworker/u8:3+flush-259:021:25:231
2589002992723,3cyclictest2931695-21gpgv00:40:001
2589010992621,3cyclictest2874790-21/usr/sbin/munin23:45:153
2589002992623,2cyclictest2698732-21kworker/u8:2+events_unbound21:00:131
2589000992620,4cyclictest2672314-21latency_hist20:30:000
2589002992522,2cyclictest3712446-21kworker/u8:5+flush-259:019:50:211
2589006992420,3cyclictest2864043-21cat23:35:002
2589002992420,3cyclictest75-21kswapd023:35:031
2589002992419,4cyclictest2573673-21kworker/u8:1+flush-259:020:00:211
2589002992418,4cyclictest2843368-21/usr/sbin/munin23:15:131
2589000992420,3cyclictest2734880-21kworker/u8:2+flush-259:022:55:000
258900099240,22cyclictest1-21systemd22:41:030
2589010992315,5cyclictest2667152-21latency_hist20:25:013
2589006992320,2cyclictest2636467-21kworker/u8:3+flush-259:020:10:162
2589006992319,3cyclictest509-21rs:main2
2589002992319,3cyclictest2775895-21kworker/u8:0+events_unbound22:20:151
2589002992319,3cyclictest2636467-21kworker/u8:3+flush-259:021:05:201
2589002992318,4cyclictest2713908-21apt-get21:10:111
2589000992320,2cyclictest2868518-21kworker/u8:1+events_unbound00:00:240
2589000992318,4cyclictest2890053-21latency_hist00:00:000
2589010992215,5cyclictest2822417-21latency_hist22:55:013
2589006992219,2cyclictest507-21in:imuxsock23:10:002
2589006992219,2cyclictest2713657-21kworker/u8:1+flush-259:022:00:162
2589006992218,3cyclictest2801505-21kworker/u8:0+flush-259:022:50:002
2589006992218,3cyclictest2713657-21kworker/u8:1+flush-259:022:20:012
2589006992218,3cyclictest2713657-21kworker/u8:1+flush-259:022:10:002
2589002992217,3cyclictest2677691-21kworker/u8:4+events_unbound20:35:231
2589000992219,3cyclictest2791661-21kworker/u8:3+events_unbound22:25:170
2589010992116,3cyclictest2807167-21apt-get22:40:103
2589006992118,2cyclictest2832774-21kworker/u8:0+flush-259:023:10:172
2589006992116,3cyclictest252-21systemd-journal00:14:022
2589002992118,2cyclictest2734880-21kworker/u8:2+flush-259:023:00:011
2589002992118,2cyclictest2734880-21kworker/u8:2+flush-259:022:05:151
2589002992118,2cyclictest2713657-21kworker/u8:1+flush-259:021:20:231
2589002992118,1cyclictest2588914-21latency_hist19:10:011
2589002992117,3cyclictest2636467-21kworker/u8:3+flush-259:020:31:391
2589000992118,2cyclictest2677691-21kworker/u8:4+flush-259:020:45:240
2589000992115,4cyclictest2765810-21cp22:00:010
2589010992015,3cyclictest2657102-21/usr/sbin/munin20:15:143
2589010992014,4cyclictest2857746-21ntpq23:25:223
2589010992013,5cyclictest2739434-21latency_hist21:35:003
2589006992017,2cyclictest2832774-21kworker/u8:0+events_unbound23:35:232
2589006992017,2cyclictest0-21swapper/220:19:592
2589002992017,2cyclictest2734880-21kworker/u8:2+flush-259:021:35:201
2589002992017,2cyclictest2677691-21kworker/u8:4+flush-259:020:40:251
2589002992016,3cyclictest2677691-21kworker/u8:4+events_unbound20:49:561
2589002992015,4cyclictest2734880-21kworker/u8:2+flush-259:021:50:151
2589000992016,3cyclictest2905642-21kworker/u8:1+events_unbound00:20:140
2589000992016,3cyclictest2765182-21latency_hist22:00:010
2589000992016,3cyclictest2588954-21kworker/u8:2+flush-259:019:45:000
2589000992014,4cyclictest252-21systemd-journal20:56:030
258900099200,19cyclictest509-21rs:main0
2589010991914,3cyclictest2599371-21gpgv19:20:003
2589010991914,3cyclictest2599371-21gpgv19:20:003
2589006991917,2cyclictest2636467-21kworker/u8:3+events_unbound20:30:012
2589006991916,2cyclictest2806921-21kworker/u8:1+flush-259:023:30:012
2589006991915,3cyclictest2801505-21kworker/u8:0+events_unbound22:40:152
2589006991915,3cyclictest2636467-21kworker/u8:3+events_unbound20:30:162
2589002991916,2cyclictest3712446-21kworker/u8:5+events_unbound19:10:151
2589002991916,2cyclictest2879745-21kworker/u8:0+flush-259:000:20:231
2589002991916,2cyclictest2775895-21kworker/u8:0+flush-259:022:15:001
2589002991915,3cyclictest3712446-21kworker/u8:5+flush-259:019:30:251
2589002991915,3cyclictest2847534-21kworker/u8:3+events_unbound00:02:031
2589002991915,3cyclictest2713657-21kworker/u8:1+events_unbound22:25:221
2589000991915,3cyclictest2879745-21kworker/u8:0+flush-259:000:25:220
2589000991915,3cyclictest2847534-21kworker/u8:3+flush-259:023:19:590
258901099189,7cyclictest0-21swapper/323:35:003
2589010991812,4cyclictest2827621-21latency_hist23:00:013
2589010991812,4cyclictest252-21systemd-journal19:35:003
2589006991815,2cyclictest2713657-21kworker/u8:1+flush-259:021:25:162
2589006991815,2cyclictest2713657-21kworker/u8:1+flush-259:021:15:172
2589006991815,2cyclictest2636467-21kworker/u8:3+events_unbound20:20:222
2589002991815,2cyclictest2734880-21kworker/u8:2+events_unbound21:40:141
2589002991814,3cyclictest2847534-21kworker/u8:3+events_unbound00:05:131
2589002991814,3cyclictest2847534-21kworker/u8:3+events_unbound00:05:131
2589002991813,4cyclictest2879745-21kworker/u8:0+events_unbound00:13:061
2589002991813,4cyclictest2806921-21kworker/u8:1+events_unbound23:05:021
2589000991814,3cyclictest2879745-21kworker/u8:0+flush-259:000:10:230
2589000991813,3cyclictest252-21systemd-journal21:02:030
2589010991714,2cyclictest2916699-21irqcore00:25:153
2589010991713,3cyclictest2890330-21apt-get00:00:103
2589010991713,3cyclictest2879745-21kworker/u8:0+flush-259:000:30:163
2589010991711,4cyclictest2906055-21diskstats00:15:133
2589010991711,4cyclictest2765867-21apt-get22:00:113
2589010991710,5cyclictest252-21systemd-journal20:40:003
2589006991715,1cyclictest2801742-21sh22:35:002
2589006991714,2cyclictest3712446-21kworker/u8:5+flush-259:019:20:162
2589006991714,2cyclictest2899951-21kworker/u8:4+flush-259:000:08:192
2589006991714,2cyclictest2899951-21kworker/u8:4+flush-259:000:08:182
2589006991714,2cyclictest2734880-21kworker/u8:2+flush-259:022:25:002
2589006991714,2cyclictest2636467-21kworker/u8:3+events_unbound19:55:202
2589006991714,2cyclictest2588954-21kworker/u8:2+events_unbound19:40:052
2589006991713,3cyclictest2832774-21kworker/u8:0+flush-259:023:24:592
2589006991712,4cyclictest2755302-21diskstats21:50:122
2589002991715,1cyclictest509-21rs:main1
2589002991714,2cyclictest2879745-21kworker/u8:0+events_unbound23:55:041
2589002991713,3cyclictest2905862-21kworker/u8:2+events_unbound00:25:071
2589002991713,3cyclictest2905862-21kworker/u8:2+events_unbound00:15:141
2589002991713,3cyclictest2868518-21kworker/u8:1+events_unbound23:45:221
2589000991714,2cyclictest60350irq/132-enp0s29f1:rx-000:20:000
2589000991714,2cyclictest2588954-21kworker/u8:2+flush-259:019:50:160
2589000991710,5cyclictest2837087-21ntpq23:05:190
2589010991613,2cyclictest2874546-21sh23:45:003
2589010991613,2cyclictest2853484-21sh23:24:593
2589010991613,2cyclictest2848324-21idleruntime-cro23:19:593
2589006991614,2cyclictest2806921-21kworker/u8:1+events_unbound23:02:032
2589006991613,2cyclictest2879745-21kworker/u8:0+flush-259:023:50:212
2589006991613,2cyclictest2636467-21kworker/u8:3+flush-259:021:05:152
2589006991613,2cyclictest2636467-21kworker/u8:3+flush-259:020:05:282
2589006991612,3cyclictest2713657-21kworker/u8:1+events_unbound21:20:132
2589006991612,3cyclictest2588954-21kworker/u8:2+flush-259:019:25:232
2589002991614,1cyclictest3712446-21kworker/u8:5+events_unbound19:40:211
2589002991613,2cyclictest2615933-21grep19:35:171
2589002991613,2cyclictest2594810-21irqcore19:15:161
2589002991613,2cyclictest2594810-21irqcore19:15:151
2589002991613,2cyclictest2588954-21kworker/u8:2+events_unbound19:25:201
2589002991612,3cyclictest2750176-21fschecks_count21:45:121
2589002991612,3cyclictest2750176-21fschecks_count21:45:121
2589002991612,3cyclictest2656878-21kworker/u8:2+events_unbound20:25:151
2589002991612,3cyclictest2636467-21kworker/u8:3+events_unbound20:50:121
2589000991613,2cyclictest2927033-21irqcore00:35:160
2589000991613,2cyclictest2832774-21kworker/u8:0+flush-259:023:20:160
2589000991613,2cyclictest2832774-21kworker/u8:0+events_unbound23:25:240
2589000991613,2cyclictest2734880-21kworker/u8:2+events_unbound21:40:010
2589000991613,2cyclictest2677471-21kworker/u8:1+events_unbound20:50:210
2589000991613,2cyclictest2646582-21kworker/u8:0+events_unbound20:15:180
2589000991613,2cyclictest2588954-21kworker/u8:2+events_unbound19:30:210
2589000991612,3cyclictest2832774-21kworker/u8:0+flush-259:023:40:200
2589000991612,3cyclictest2796835-21apt-get22:30:120
2589000991610,4cyclictest2822664-21/usr/sbin/munin22:55:150
258901099159,4cyclictest2775895-21kworker/u8:0+flush-259:022:15:233
2589010991512,2cyclictest2927032-21irqcore00:35:153
258900699158,5cyclictest2692938-21latency_hist20:50:012
2589006991513,1cyclictest2718801-21cron21:15:002
2589006991512,2cyclictest2806921-21kworker/u8:1+flush-259:022:55:212
2589006991512,2cyclictest2713657-21kworker/u8:1+flush-259:022:25:192
2589006991512,2cyclictest0-21swapper/221:50:002
2589006991512,2cyclictest0-21swapper/221:50:002
2589006991511,3cyclictest2588954-21kworker/u8:2+flush-259:019:30:182
2589002991512,2cyclictest2847534-21kworker/u8:3+flush-259:023:40:181
2589002991512,2cyclictest2734985-21irqcore21:30:161
2589002991512,2cyclictest2734880-21kworker/u8:2+flush-259:022:43:201
2589002991512,2cyclictest2663309-21kthreadcore20:20:171
2589002991511,3cyclictest2636467-21kworker/u8:3+events_unbound20:59:261
2589002991511,3cyclictest2573673-21kworker/u8:1+events_unbound19:56:051
2589000991513,2cyclictest2573673-21kworker/u8:1+events_unbound20:00:130
2589000991513,1cyclictest60350irq/132-enp0s29f1:rx-023:50:160
2589000991513,1cyclictest60350irq/132-enp0s29f1:rx-022:45:210
2589000991513,1cyclictest60350irq/132-enp0s29f1:rx-022:05:180
2589000991512,2cyclictest60350irq/132-enp0s29f1:rx-021:15:210
2589000991512,2cyclictest2806921-21kworker/u8:1+flush-259:023:00:210
2589000991512,2cyclictest2667156-21turbostat20:25:000
2589000991512,2cyclictest2573673-21kworker/u8:1+events_unbound19:20:200
2589000991511,3cyclictest509-21rs:main0
258901099149,3cyclictest2641637-21/usr/sbin/munin20:00:193
258901099148,4cyclictest2636475-21munin-node19:55:113
2589010991411,2cyclictest2817255-21idleruntime-cro22:50:013
2589010991411,2cyclictest2757425-21kthreadcore21:50:163
2589010991411,1cyclictest0-21swapper/320:55:013
2589010991410,3cyclictest2806898-21sh22:40:003
2589010991410,3cyclictest2646582-21kworker/u8:0+flush-259:020:10:243
258900699149,4cyclictest2847534-21kworker/u8:3+flush-259:000:05:002
258900699149,3cyclictest2631173-21fschecks_time19:50:142
2589006991411,2cyclictest2636467-21kworker/u8:3+flush-259:021:05:002
2589006991410,3cyclictest2636467-21kworker/u8:3+events_unbound20:35:172
2589006991410,3cyclictest2588954-21kworker/u8:2+events_unbound19:45:202
2589002991410,3cyclictest2879745-21kworker/u8:0+events_unbound00:30:171
2589002991410,3cyclictest2868518-21kworker/u8:1+events_unbound23:51:581
2589002991410,3cyclictest2832774-21kworker/u8:0+flush-259:023:25:151
2589002991410,3cyclictest2573673-21kworker/u8:1+events_unbound20:09:491
258900099149,3cyclictest252-21systemd-journal21:46:030
258900099149,3cyclictest252-21systemd-journal21:46:030
258900099142,1cyclictest28392592tail23:10:160
2589000991412,1cyclictest60350irq/132-enp0s29f1:rx-023:30:140
2589000991412,1cyclictest60350irq/132-enp0s29f1:rx-021:30:190
2589000991412,1cyclictest60350irq/132-enp0s29f1:rx-021:25:240
2589000991412,1cyclictest60350irq/132-enp0s29f1:rx-019:10:240
2589000991412,1cyclictest0-21swapper/022:15:000
2589000991411,2cyclictest60350irq/132-enp0s29f1:rx-019:55:210
2589000991411,2cyclictest60350irq/132-enp0s29f1:rx-019:45:170
2589000991411,2cyclictest2879745-21kworker/u8:0+events_unbound00:05:230
2589000991411,2cyclictest2879745-21kworker/u8:0+events_unbound00:05:230
2589000991411,2cyclictest2713657-21kworker/u8:1+events_unbound21:10:180
2589000991411,2cyclictest2656845-21cron20:14:590
2589000991411,2cyclictest2599553-21latency_hist19:20:010
2589000991411,2cyclictest2599553-21latency_hist19:20:000
258901099138,4cyclictest2863825-21apt-get23:35:003
258901099131,11cyclictest2599995-21sshd19:20:033
2589010991310,2cyclictest2838322-21cpuspeed_turbos23:10:123
2589010991310,2cyclictest2588954-21kworker/u8:2+flush-259:019:35:163
258900699139,3cyclictest2817720-21fschecks_count22:50:132
2589006991311,2cyclictest2636467-21kworker/u8:3+flush-259:020:00:172
2589006991310,2cyclictest2868518-21kworker/u8:1+events_unbound23:48:052
2589006991310,2cyclictest2734880-21kworker/u8:2+flush-259:022:10:172
2589006991310,2cyclictest2636467-21kworker/u8:3+events_unbound20:55:232
258900299139,3cyclictest2832774-21kworker/u8:0+events_unbound23:22:001
258900099139,3cyclictest2734880-21kworker/u8:2+flush-259:021:40:150
2589000991311,1cyclictest60350irq/132-enp0s29f1:rx-021:05:130
2589000991310,2cyclictest60350irq/132-enp0s29f1:rx-019:35:150
2589000991310,2cyclictest2868518-21kworker/u8:1+flush-259:023:45:200
258901099129,2cyclictest2780125-21needreboot22:10:183
258901099128,3cyclictest2791670-21/usr/sbin/munin22:25:193
258901099128,2cyclictest2884873-21awk23:55:003
258901099128,2cyclictest2718809-21munin-plugin-st21:15:003
258900699129,2cyclictest2868518-21kworker/u8:1+events_unbound23:55:122
258900699129,2cyclictest2734880-21kworker/u8:2+events_unbound21:38:032
258900699128,3cyclictest2905862-21kworker/u8:2+events_unbound00:20:162
258900699128,3cyclictest2899951-21kworker/u8:4+events_unbound00:35:212
258900699128,3cyclictest2802209-21fschecks_count22:35:142
258900699128,3cyclictest2636467-21kworker/u8:3+events_unbound20:40:162
258900099129,2cyclictest60350irq/132-enp0s29f1:rx-022:15:140
2589000991210,1cyclictest60350irq/132-enp0s29f1:rx-000:31:430
258901099118,2cyclictest2786838-21fschecks_time22:20:133
258901099118,2cyclictest2739767-21cpuspeed_turbos21:35:123
258901099117,2cyclictest0-21swapper/300:20:153
258901099116,3cyclictest3712446-21kworker/u8:5+flush-259:019:45:243
258901099116,3cyclictest2832757-21latency_hist23:05:023
258901099115,4cyclictest252-21systemd-journal21:10:003
258900699119,1cyclictest0-21swapper/221:35:002
258900699117,3cyclictest2573673-21kworker/u8:1+events_unbound19:15:132
258900699117,3cyclictest2573673-21kworker/u8:1+events_unbound19:15:132
258901099105,4cyclictest2719224-21df_inode21:15:133
258901099105,3cyclictest2754972-21cat21:50:003
258901099105,3cyclictest2754972-21cat21:50:003
258900699106,3cyclictest3712446-21kworker/u8:5+events_unbound19:35:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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