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2026-03-04 - 07:34
[ 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 Wed Mar 04, 2026 00:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3293379993735,1cyclictest3308836-21fwupd19:22:281
3293382993226,4cyclictest3424021-21gpgv21:15:002
3293382993129,1cyclictest3298959-21kworker/u8:4+events_unbound19:22:282
3293376993127,3cyclictest3397853-21kworker/u8:0+flush-259:020:50:200
3293382993027,2cyclictest3293797-21kworker/u8:1+flush-259:019:35:232
3293384992923,4cyclictest3605946-21latency_hist00:10:013
3293382992926,2cyclictest3413165-21kworker/u8:3+flush-259:022:35:232
3293379992824,3cyclictest3423907-21apt-get21:15:001
3293379992823,3cyclictest3361318-21/usr/sbin/munin20:15:211
3293384992723,3cyclictest3564352-21kworker/u8:1+flush-259:023:55:013
3293384992620,4cyclictest3430118-21cp21:20:013
3293382992521,3cyclictest3413165-21kworker/u8:3+flush-259:000:00:242
3293382992517,5cyclictest252-21systemd-journal22:30:012
3293382992419,4cyclictest3413166-21kworker/u8:4+flush-259:021:05:242
3293382992418,4cyclictest3401916-21ntpq20:50:202
3293384992319,3cyclictest3595460-21kworker/u8:2+flush-259:000:30:243
3293384992316,5cyclictest3512911-21latency_hist22:40:003
3293382992319,3cyclictest3413165-21kworker/u8:3+events_unbound23:55:132
3293382992317,4cyclictest252-21systemd-journal19:50:012
3293379992318,3cyclictest3381979-21/usr/sbin/munin20:35:141
3293376992318,3cyclictest3366682-21diskstats20:20:120
3293382992218,2cyclictest0-21swapper/200:40:002
3293379992219,2cyclictest3413165-21kworker/u8:3+events_unbound00:04:561
3293376992219,2cyclictest3460870-21kworker/u8:5+flush-259:022:10:160
3293376992218,3cyclictest3413165-21kworker/u8:3+flush-259:000:10:220
3293376992217,3cyclictest3590714-21/usr/sbin/munin23:55:250
3293376992216,4cyclictest3413550-21diskstats21:05:140
3293384992118,2cyclictest3293797-21kworker/u8:1+events_unbound19:22:303
3293382992116,3cyclictest3340466-21kworker/u8:2+flush-259:020:05:232
3293379992115,4cyclictest252-21systemd-journal20:31:311
3293384992014,5cyclictest3314237-21latency_hist19:30:013
3293382992018,1cyclictest3413165-21kworker/u8:3+events_unbound23:35:142
3293382992017,2cyclictest3350796-21kworker/u8:3+events_unbound20:35:162
3293382992016,3cyclictest3350796-21kworker/u8:3+flush-259:020:20:172
3293382992016,3cyclictest3298993-21apt-get19:15:112
3293382992014,4cyclictest3626836-21apt-get00:30:112
3293382992014,4cyclictest3298724-21latency_hist19:15:012
3293379992017,2cyclictest0-21swapper/121:10:001
3293379992017,2cyclictest0-21swapper/100:35:001
3293379992015,4cyclictest3293739-21cat19:10:011
3293379992015,3cyclictest252-21systemd-journal22:11:481
3293379992014,4cyclictest3616488-21/usr/sbin/munin00:20:191
3293376992017,2cyclictest3413165-21kworker/u8:3+events_unbound00:00:170
3293384991916,2cyclictest3418330-21sh21:10:003
3293384991915,3cyclictest3413165-21kworker/u8:3+flush-259:022:00:243
3293384991914,4cyclictest3600757-21latency_hist00:05:013
3293382991916,2cyclictest3513138-21kworker/u8:4+events_unbound22:40:152
3293382991915,3cyclictest3413166-21kworker/u8:4+flush-259:021:25:222
3293382991914,3cyclictest3386931-21kworker/u8:1+flush-259:020:55:172
3293382991913,4cyclictest3575440-21diskstats23:40:142
3293379991916,2cyclictest3595460-21kworker/u8:2+events_unbound00:35:281
3293379991914,3cyclictest3445650-21apt-get21:35:111
3293379991912,5cyclictest252-21systemd-journal00:14:311
3293376991915,3cyclictest3423934-21gpgv21:15:010
3293376991914,4cyclictest252-21systemd-journal22:05:000
3293384991814,3cyclictest3544019-21apt-get23:10:103
3293384991813,3cyclictest3611125-21kworker/u8:0+flush-259:000:15:253
3293382991815,2cyclictest3413165-21kworker/u8:3+flush-259:021:55:222
3293382991815,2cyclictest3413165-21kworker/u8:3+events_unbound22:16:482
3293382991815,2cyclictest3397853-21kworker/u8:0+events_unbound22:20:142
3293382991815,2cyclictest3340466-21kworker/u8:2+events_unbound20:25:132
3293382991815,2cyclictest3293797-21kworker/u8:1+events_unbound19:40:142
3293379991815,2cyclictest3523211-21turbostat.cron22:49:591
3293379991814,3cyclictest3402814-21grep20:55:001
3293376991815,2cyclictest3529053-21irqcore22:55:160
3293376991812,5cyclictest3513332-21diskstats22:40:130
3293384991714,2cyclictest3303917-21sh19:20:003
3293384991713,3cyclictest3350796-21kworker/u8:3+flush-259:020:50:003
3293384991713,3cyclictest3293797-21kworker/u8:1+flush-259:020:10:213
329338299179,6cyclictest3392495-21latency_hist20:45:002
3293382991714,2cyclictest3413165-21kworker/u8:3+flush-259:023:30:202
3293382991713,3cyclictest3513138-21kworker/u8:4+events_unbound23:15:002
3293382991713,3cyclictest3413165-21kworker/u8:3+events_unbound23:15:222
3293379991714,2cyclictest3350796-21kworker/u8:3+events_unbound20:27:491
3293379991714,1cyclictest0-21swapper/119:30:011
3293379991712,4cyclictest252-21systemd-journal21:20:311
329337999171,14cyclictest509-21rs:main1
3293379991711,4cyclictest3507520-21cat22:35:001
3293376991714,2cyclictest60350irq/132-enp0s29f1:rx-021:30:230
3293376991714,2cyclictest3605951-21sh00:10:000
3293376991713,3cyclictest3397853-21kworker/u8:0+flush-259:021:20:000
3293376991713,2cyclictest60350irq/132-enp0s29f1:rx-019:30:230
3293376991712,4cyclictest3595460-21kworker/u8:2+flush-259:000:30:210
3293376991710,5cyclictest3324095-21ntpq19:35:200
329337699170,15cyclictest252-21systemd-journal19:55:010
329338499169,5cyclictest3407953-21latency_hist21:00:003
3293384991614,1cyclictest3621407-21sh00:25:013
3293384991613,2cyclictest3298959-21kworker/u8:4+events_unbound19:45:223
3293384991612,3cyclictest3413165-21kworker/u8:3+flush-259:023:20:293
3293384991612,3cyclictest3350796-21kworker/u8:3+flush-259:020:40:203
3293384991612,3cyclictest3298959-21kworker/u8:4+flush-259:019:40:233
3293384991610,4cyclictest252-21systemd-journal22:32:303
3293382991613,2cyclictest3623977-21kthreadcore00:25:182
3293382991613,2cyclictest3335973-21sed19:50:162
3293382991612,3cyclictest3413165-21kworker/u8:3+events_unbound23:25:152
3293382991612,3cyclictest3350796-21kworker/u8:3+events_unbound20:45:152
3293382991612,3cyclictest2570056-21kworker/u8:3+flush-259:019:25:232
329337999162,4cyclictest32-21ksoftirqd/122:15:191
3293379991613,2cyclictest3413165-21kworker/u8:3+events_unbound23:57:111
3293379991613,2cyclictest3391632-21ntp_kernel_pll_20:40:211
3293379991612,3cyclictest3298959-21kworker/u8:4+events_unbound19:31:221
3293379991611,3cyclictest507-21in:imuxsock21:20:001
3293379991610,4cyclictest3345625-21latency_hist20:00:011
3293376991614,1cyclictest60350irq/132-enp0s29f1:rx-023:30:160
3293376991613,2cyclictest60350irq/132-enp0s29f1:rx-023:47:190
3293376991613,2cyclictest60350irq/132-enp0s29f1:rx-023:15:370
3293376991613,2cyclictest60350irq/132-enp0s29f1:rx-021:43:240
3293376991613,2cyclictest60350irq/132-enp0s29f1:rx-021:00:200
3293376991613,2cyclictest60350irq/132-enp0s29f1:rx-021:00:190
3293376991613,2cyclictest60350irq/132-enp0s29f1:rx-020:10:280
3293376991613,2cyclictest60350irq/132-enp0s29f1:rx-019:41:570
3293376991613,2cyclictest3298959-21kworker/u8:4+events_unbound19:20:190
3293376991612,3cyclictest507-21in:imuxsock19:30:000
329338499159,4cyclictest3611089-21turbostat00:15:003
3293384991512,2cyclictest3564333-21https23:30:013
3293384991512,2cyclictest3397853-21kworker/u8:0+flush-259:021:15:253
3293384991512,2cyclictest3382426-21irqcore20:35:163
3293384991512,2cyclictest2971-21cron20:25:003
3293384991511,3cyclictest3569872-21latency_hist23:35:003
3293384991511,3cyclictest3418891-21gpgv21:10:013
3293384991510,3cyclictest3491883-21kworker/u8:2+events_unbound22:25:193
3293384991510,3cyclictest3397853-21kworker/u8:0+flush-259:021:40:173
3293382991512,2cyclictest3504763-21kthreadcore22:30:152
3293382991512,2cyclictest3397853-21kworker/u8:0+flush-259:021:45:212
3293382991511,3cyclictest3513138-21kworker/u8:4+events_unbound22:50:192
3293382991511,3cyclictest3413165-21kworker/u8:3+events_unbound23:50:262
3293382991511,3cyclictest3413165-21kworker/u8:3+events_unbound22:55:162
3293382991511,3cyclictest3397853-21kworker/u8:0+events_unbound21:50:222
3293382991511,3cyclictest3340466-21kworker/u8:2+events_unbound20:03:332
3293382991511,3cyclictest3298959-21kworker/u8:4+events_unbound19:31:322
329337999157,5cyclictest490-21dbus-daemon23:30:001
329337999157,1cyclictest191rcu_preempt21:35:001
3293379991513,1cyclictest3298959-21kworker/u8:4+events_unbound19:37:451
3293379991512,2cyclictest3553139-21ntp_kernel_pll_23:15:221
3293379991512,2cyclictest3460870-21kworker/u8:5+events_unbound22:07:491
3293379991512,2cyclictest3413165-21kworker/u8:3+events_unbound23:51:571
3293379991512,2cyclictest3413165-21kworker/u8:3+events_unbound00:17:261
3293379991512,2cyclictest3397853-21kworker/u8:0+events_unbound21:56:541
3293379991512,1cyclictest191rcu_preempt23:00:211
3293376991513,1cyclictest60350irq/132-enp0s29f1:rx-023:27:150
3293376991513,1cyclictest60350irq/132-enp0s29f1:rx-023:20:230
3293376991513,1cyclictest60350irq/132-enp0s29f1:rx-021:45:220
3293376991513,1cyclictest60350irq/132-enp0s29f1:rx-020:45:180
3293376991513,1cyclictest60350irq/132-enp0s29f1:rx-020:08:410
3293376991513,1cyclictest60350irq/132-enp0s29f1:rx-019:49:150
3293376991512,2cyclictest60350irq/132-enp0s29f1:rx-023:00:190
3293376991512,2cyclictest60350irq/132-enp0s29f1:rx-022:45:120
3293376991512,2cyclictest60350irq/132-enp0s29f1:rx-022:35:110
3293376991512,2cyclictest60350irq/132-enp0s29f1:rx-022:30:060
3293376991512,2cyclictest60350irq/132-enp0s29f1:rx-022:06:110
3293376991512,2cyclictest60350irq/132-enp0s29f1:rx-020:30:000
3293376991512,2cyclictest60350irq/132-enp0s29f1:rx-019:50:230
3293376991512,2cyclictest60350irq/132-enp0s29f1:rx-019:16:080
3293376991512,2cyclictest3340466-21kworker/u8:2+flush-259:020:15:180
3293384991412,1cyclictest0-21swapper/322:49:593
3293384991411,2cyclictest3293797-21kworker/u8:1+flush-259:020:00:253
3293384991410,3cyclictest252-21systemd-journal21:35:013
3293382991411,2cyclictest3446562-21irqcore21:35:162
3293382991411,2cyclictest3397853-21kworker/u8:0+flush-259:021:15:162
3293382991411,2cyclictest3397853-21kworker/u8:0+events_unbound21:40:252
3293382991411,2cyclictest3350796-21kworker/u8:3+flush-259:020:30:232
3293382991410,3cyclictest3513138-21kworker/u8:4+events_unbound22:45:262
3293382991410,3cyclictest3413165-21kworker/u8:3+events_unbound23:20:212
3293382991410,3cyclictest3397853-21kworker/u8:0+events_unbound21:00:252
3293382991410,3cyclictest3397853-21kworker/u8:0+events_unbound21:00:242
329337999149,1cyclictest191rcu_preempt19:50:151
329337999149,1cyclictest191rcu_preempt00:05:171
329337999147,4cyclictest0-21swapper/123:32:481
329337999146,1cyclictest191rcu_preempt19:16:311
329337999142,4cyclictest32-21ksoftirqd/123:40:131
329337999142,3cyclictest32-21ksoftirqd/120:00:181
329337999142,2cyclictest32-21ksoftirqd/123:05:191
329337999142,2cyclictest32-21ksoftirqd/120:10:221
3293379991411,2cyclictest3512928-21kworker/u8:1+events_unbound22:42:511
3293379991411,2cyclictest3413165-21kworker/u8:3+events_unbound22:38:131
3293379991411,2cyclictest3397853-21kworker/u8:0+events_unbound21:53:071
3293379991411,2cyclictest3340466-21kworker/u8:2+events_unbound20:46:231
3293379991411,2cyclictest3293797-21kworker/u8:1+events_unbound20:09:441
3293379991411,1cyclictest191rcu_preempt23:45:111
3293379991410,1cyclictest191rcu_preempt22:57:121
3293379991410,1cyclictest191rcu_preempt20:57:171
329337699147,5cyclictest3346044-21diskstats20:00:140
3293376991412,1cyclictest60350irq/132-enp0s29f1:rx-023:05:070
3293376991412,1cyclictest60350irq/132-enp0s29f1:rx-022:51:280
3293376991412,1cyclictest60350irq/132-enp0s29f1:rx-021:55:260
3293376991412,1cyclictest60350irq/132-enp0s29f1:rx-021:25:140
3293376991412,1cyclictest60350irq/132-enp0s29f1:rx-021:20:200
3293376991412,1cyclictest60350irq/132-enp0s29f1:rx-020:30:140
3293376991412,1cyclictest60350irq/132-enp0s29f1:rx-000:35:240
3293376991412,1cyclictest60350irq/132-enp0s29f1:rx-000:25:190
3293376991412,1cyclictest60350irq/132-enp0s29f1:rx-000:15:470
3293376991411,2cyclictest60350irq/132-enp0s29f1:rx-023:35:010
3293376991411,2cyclictest60350irq/132-enp0s29f1:rx-023:10:170
3293376991411,2cyclictest60350irq/132-enp0s29f1:rx-021:38:110
3293376991410,3cyclictest3397853-21kworker/u8:0+flush-259:021:50:230
3293376991410,2cyclictest60350irq/132-enp0s29f1:rx-023:40:130
3293376991410,2cyclictest60350irq/132-enp0s29f1:rx-022:20:250
329338499139,3cyclictest3397853-21kworker/u8:0+flush-259:021:00:213
329338499139,3cyclictest3397853-21kworker/u8:0+flush-259:021:00:213
3293384991310,2cyclictest3476864-21fschecks_time22:05:153
3293384991310,2cyclictest3413166-21kworker/u8:4+flush-259:021:25:113
3293384991310,2cyclictest3319855-21idleruntime-cro19:35:003
329338299139,3cyclictest3513138-21kworker/u8:4+flush-259:023:05:112
3293382991310,2cyclictest3611125-21kworker/u8:0+events_unbound00:21:292
3293382991310,2cyclictest3476900-21fschecks_time22:05:162
3293382991310,2cyclictest3340466-21kworker/u8:2+events_unbound20:15:172
329337999139,1cyclictest191rcu_preempt23:11:291
329337999132,3cyclictest32-21ksoftirqd/122:20:171
329337999131,3cyclictest32-21ksoftirqd/122:25:211
329337999131,2cyclictest32-21ksoftirqd/122:00:201
3293379991311,2cyclictest3397853-21kworker/u8:0+events_unbound21:03:271
3293379991311,2cyclictest3397853-21kworker/u8:0+events_unbound21:03:271
3293379991311,1cyclictest3293797-21kworker/u8:1+events_unbound19:48:461
3293379991310,2cyclictest3397853-21kworker/u8:0+events_unbound21:48:351
3293379991310,2cyclictest3298959-21kworker/u8:4+events_unbound19:42:591
3293379991310,1cyclictest191rcu_preempt22:54:211
3293376991312,1cyclictest60350irq/132-enp0s29f1:rx-020:56:140
3293376991311,1cyclictest60350irq/132-enp0s29f1:rx-019:10:180
3293376991310,2cyclictest60350irq/132-enp0s29f1:rx-020:40:310
329338499129,2cyclictest3528829-21fschecks_count22:55:143
329338499129,2cyclictest3351102-21cpuspeed_turbos20:05:133
329338499129,2cyclictest3298261-21unixbench_multi19:10:243
329338499129,2cyclictest0-21swapper/319:50:253
329338499128,3cyclictest3397950-21cpuspeed_turbos20:50:113
329338499128,2cyclictest3413165-21kworker/u8:3+flush-259:021:55:163
3293384991210,1cyclictest3518199-21latency_hist22:45:013
3293384991210,1cyclictest3397853-21kworker/u8:0+events_unbound21:45:183
329338299129,2cyclictest3345151-21unixbench_multi19:55:232
329338299128,3cyclictest3397853-21kworker/u8:0+events_unbound21:22:322
329338299126,4cyclictest3361095-21basename20:14:592
3293382991210,1cyclictest3513138-21kworker/u8:4+events_unbound23:00:172
3293382991210,1cyclictest3413165-21kworker/u8:3+flush-259:000:10:152
329337999129,2cyclictest3450854-21cpuspeed_turbos21:40:151
329337999121,3cyclictest32-21ksoftirqd/121:25:171
3293379991210,0cyclictest191rcu_preempt23:24:471
329337999120,2cyclictest3621675-21apt-get00:25:121
329337699129,2cyclictest60350irq/132-enp0s29f1:rx-000:20:240
3293376991210,1cyclictest60350irq/132-enp0s29f1:rx-020:35:170
329338499119,1cyclictest0-21swapper/321:35:183
329338499118,2cyclictest3575345-21cpuspeed_turbos23:40:133
329338499118,2cyclictest3538969-21cpuspeed_turbos23:05:113
329338499118,2cyclictest0-21swapper/319:40:003
329338499117,2cyclictest3381747-21awk20:35:003
329338299118,2cyclictest3601279-21fschecks_time00:05:132
329338299118,2cyclictest3575039-21kworker/u8:0+events_unbound23:45:232
329338299112,4cyclictest3616258-21apt00:20:012
329337999115,1cyclictest191rcu_preempt20:20:131
329337699118,2cyclictest60350irq/132-enp0s29f1:rx-022:15:160
329338499108,1cyclictest0-21swapper/300:25:163
329338499107,2cyclictest3574549-21unixbench_multi23:35:253
329338499105,3cyclictest252-21systemd-journal22:20:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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