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2026-01-21 - 20:32
[ 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 Wed Jan 21, 2026 12:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2330126994543,1cyclictest2330156-21kworker/0:1+pm09:54:210
2330136994341,1cyclictest2501068-21fwupd09:54:213
2330128994136,4cyclictest2501396-21/usr/sbin/munin09:55:151
2330128993834,3cyclictest2563449-21kworker/u8:2+flush-259:010:55:001
2330131993733,2cyclictest2501068-21fwupd09:54:202
2330128993629,5cyclictest2594972-21latency_hist11:25:011
2330131993531,3cyclictest2444430-21/usr/sbin/munin09:00:222
2330126993530,3cyclictest2527661-21apt-get10:20:090
2330136993429,3cyclictest2465011-21/usr/sbin/munin09:20:133
2330136993428,4cyclictest2532567-21latency_hist10:25:013
2330136993328,3cyclictest252-21systemd-journal11:09:293
2330126993331,2cyclictest2356062-21kworker/u8:3+events_unbound08:15:130
2330126993330,2cyclictest2433903-21kworker/u8:3+events_unbound09:13:310
2330131993226,4cyclictest252-21systemd-journal10:35:002
2330128993227,3cyclictest2641379-21kworker/u8:2+flush-259:012:20:131
2330128993225,5cyclictest2474154-21ntpq09:25:191
2330128993225,5cyclictest2292700-21kworker/u8:1+flush-259:008:10:151
2330131993125,4cyclictest2403038-21latency_hist08:20:002
2330128993024,4cyclictest2464799-21kworker/u8:0+flush-259:009:50:151
2330126993028,2cyclictest266700-21kworker/u8:0+events_unbound07:19:150
2330136992926,2cyclictest2475161-21gpgv09:30:003
2330126992926,2cyclictest2568704-21kworker/u8:3+events_unbound11:33:300
2330126992926,2cyclictest2496033-21kworker/u8:3+events_unbound09:59:480
2330136992811,9cyclictest500-21systemd-logind09:45:003
2330126992825,2cyclictest2464799-21kworker/u8:0+events_unbound10:52:310
2330128992721,4cyclictest2532815-21/usr/sbin/munin10:25:161
2330128992720,5cyclictest2600376-21/usr/sbin/munin11:30:161
2330128992720,5cyclictest2407380-21ntpq08:20:231
2330126992724,2cyclictest2578832-21kworker/u8:4+events_unbound11:09:590
2330136992620,4cyclictest2444197-21latency_hist09:00:003
2330128992622,3cyclictest2356062-21kworker/u8:3+flush-259:007:55:171
2330128992620,4cyclictest2548295-21/usr/sbin/munin10:40:141
2330128992619,5cyclictest2392316-21latency_hist08:10:011
2330126992623,2cyclictest2454518-21kworker/u8:1+events_unbound09:35:300
2330126992622,3cyclictest2651684-21kworker/u8:1+events_unbound12:34:300
2330126992620,4cyclictest2418485-21latency_hist08:35:010
2330136992521,3cyclictest2578832-21kworker/u8:4+flush-259:012:15:003
2330128992522,2cyclictest2376474-21systemd-run07:55:011
2330128992520,3cyclictest2433903-21kworker/u8:3+flush-259:009:20:231
2330128992517,6cyclictest2645602-21ntpq12:10:221
2330126992522,3cyclictest2413360-21kworker/u8:2+events_unbound08:46:300
2330126992521,3cyclictest2578832-21kworker/u8:4+events_unbound11:54:290
2330126992519,4cyclictest2366132-21latency_hist07:45:010
2330131992420,3cyclictest509-21rs:main2
2330128992419,4cyclictest2578832-21kworker/u8:4+flush-259:011:35:171
2330126992421,2cyclictest2464799-21kworker/u8:0+events_unbound09:40:090
2330126992417,5cyclictest252-21systemd-journal10:45:000
2330131992319,3cyclictest2521807-21apt-get10:15:012
2330131992319,3cyclictest2511512-21kworker/u8:2+flush-259:010:25:222
2330128992318,4cyclictest2454518-21kworker/u8:1+flush-259:010:10:001
2330128992315,6cyclictest2630169-21ntpq11:55:181
2330126992320,2cyclictest2578832-21kworker/u8:4+events_unbound11:37:310
2330126992320,2cyclictest2578832-21kworker/u8:4+events_unbound11:14:550
2330126992319,3cyclictest509-21rs:main0
2330136992218,1cyclictest0-21swapper/309:05:003
2330128992217,4cyclictest2578832-21kworker/u8:4+flush-259:012:00:241
2330128992217,3cyclictest2356062-21kworker/u8:3+flush-259:008:35:001
2330126992219,2cyclictest2651684-21kworker/u8:1+events_unbound12:36:220
2330126992219,2cyclictest2641379-21kworker/u8:2+events_unbound12:23:310
2330126992219,2cyclictest2620812-21kworker/u8:0+events_unbound12:14:340
2330126992219,2cyclictest2563449-21kworker/u8:2+events_unbound10:58:210
2330126992219,2cyclictest2511512-21kworker/u8:2+events_unbound10:11:240
2330126992219,2cyclictest2464799-21kworker/u8:0+events_unbound11:02:170
2330126992219,2cyclictest2464799-21kworker/u8:0+events_unbound10:37:160
2330126992219,2cyclictest2433903-21kworker/u8:3+events_unbound08:58:300
2330126992219,2cyclictest2402784-21kworker/u8:0+events_unbound08:36:360
2330126992219,2cyclictest2292700-21kworker/u8:1+events_unbound07:14:570
233013699217,12cyclictest2392535-21gpgv08:10:013
2330136992117,3cyclictest2511512-21kworker/u8:2+flush-259:010:25:173
2330131992118,2cyclictest2387437-21apt-get08:05:092
2330131992117,3cyclictest2615908-21apt-get11:45:132
2330128992116,4cyclictest266700-21kworker/u8:0+events_unbound07:10:161
2330126992118,2cyclictest266700-21kworker/u8:0+events_unbound07:46:320
2330126992118,2cyclictest2578832-21kworker/u8:4+events_unbound11:59:130
2330126992118,2cyclictest2578832-21kworker/u8:4+events_unbound11:23:530
2330126992118,2cyclictest2568704-21kworker/u8:3+events_unbound11:27:390
2330126992118,2cyclictest2568704-21kworker/u8:3+events_unbound11:16:100
2330126992118,2cyclictest2511512-21kworker/u8:2+events_unbound10:30:340
2330126992118,2cyclictest2413360-21kworker/u8:2+events_unbound08:41:060
2330126992117,3cyclictest2433903-21kworker/u8:3+events_unbound09:19:480
2330131992016,3cyclictest2589868-21latency_hist11:20:002
2330131992016,3cyclictest252-21systemd-journal12:11:282
2330131992016,3cyclictest2475558-21base6409:30:022
2330131992012,6cyclictest2443303-21ntpq08:55:202
2330128992016,3cyclictest2651684-21kworker/u8:1+flush-259:012:36:331
2330128992016,3cyclictest2433903-21kworker/u8:3+flush-259:009:00:221
2330128992015,3cyclictest2356070-21/usr/sbin/munin07:35:201
2330128992013,5cyclictest509-21rs:main1
2330128992013,5cyclictest2480869-21apt-get09:35:111
2330126992018,2cyclictest2413360-21kworker/u8:2+events_unbound08:53:110
2330126992017,2cyclictest2641379-21kworker/u8:2+events_unbound12:28:430
2330126992017,2cyclictest2496033-21kworker/u8:3+events_unbound10:08:130
2330126992017,2cyclictest2464799-21kworker/u8:0+events_unbound10:16:010
2330126992017,2cyclictest2454518-21kworker/u8:1+events_unbound09:22:470
2330126992017,2cyclictest2356062-21kworker/u8:3+events_unbound08:03:380
2330126992016,3cyclictest2620812-21kworker/u8:0+events_unbound12:17:590
2330126992016,3cyclictest2620812-21kworker/u8:0+events_unbound12:06:210
2330126992016,3cyclictest2578832-21kworker/u8:4+events_unbound12:03:090
233013199199,9cyclictest2356062-21kworker/u8:3+flush-259:007:50:002
2330131991917,1cyclictest0-21swapper/211:44:592
2330131991916,2cyclictest2454518-21kworker/u8:1+flush-259:010:01:022
2330128991916,2cyclictest2600126-21sh11:29:591
2330128991915,3cyclictest266700-21kworker/u8:0+flush-259:007:25:001
2330128991914,3cyclictest2578832-21kworker/u8:4+flush-259:012:05:151
233012899190,3cyclictest0-21swapper/112:30:011
2330126991917,2cyclictest2464799-21kworker/u8:0+events_unbound10:29:350
2330126991917,2cyclictest2402784-21kworker/u8:0+events_unbound08:27:270
2330126991917,1cyclictest2454518-21kworker/u8:1+events_unbound09:29:390
2330126991916,2cyclictest2454518-21kworker/u8:1+events_unbound10:01:320
2330126991916,2cyclictest2433903-21kworker/u8:3+events_unbound09:02:360
2330126991916,2cyclictest2356062-21kworker/u8:3+events_unbound07:55:040
2330126991916,2cyclictest2345482-21kworker/u8:2+events_unbound07:32:110
2330126991916,2cyclictest2292700-21kworker/u8:1+events_unbound08:07:040
2330126991916,2cyclictest2292700-21kworker/u8:1+events_unbound07:50:340
2330136991815,2cyclictest2511512-21kworker/u8:2+flush-259:010:10:243
2330131991812,4cyclictest2635407-21ntpq12:00:212
2330128991815,2cyclictest2431306-21kthreadcore08:45:171
2330128991814,2cyclictest2584280-21idleruntime-cro11:14:591
2330128991812,4cyclictest2543142-21/usr/sbin/munin10:35:131
2330126991815,2cyclictest266700-21kworker/u8:0+events_unbound07:28:580
2330126991815,2cyclictest2356062-21kworker/u8:3+events_unbound08:21:060
2330126991813,4cyclictest2392320-21apt-get08:10:010
233013699174,4cyclictest2669203-21cut12:35:183
2330136991713,3cyclictest2433903-21kworker/u8:3+flush-259:009:15:153
2330136991712,4cyclictest2376961-21cat07:55:013
2330136991710,5cyclictest2650803-21ntpq12:15:213
2330131991714,2cyclictest2433903-21kworker/u8:3+flush-259:009:20:152
2330131991713,3cyclictest2496033-21kworker/u8:3+flush-259:010:00:002
2330131991713,3cyclictest2433903-21kworker/u8:3+flush-259:009:15:232
2330131991711,4cyclictest2558811-21diskstats10:50:132
2330126991714,2cyclictest266700-21kworker/u8:0+events_unbound07:38:560
2330126991714,2cyclictest2568704-21kworker/u8:3+events_unbound11:40:110
2330126991714,2cyclictest2292700-21kworker/u8:1+events_unbound07:21:520
2330126991713,3cyclictest2413360-21kworker/u8:2+flush-259:009:06:010
233013699169,5cyclictest252-21systemd-journal08:53:293
233013699165,3cyclictest507-21in:imuxsock07:39:293
233013699165,10cyclictest2635803-21unixbench_singl12:00:233
233013699164,11cyclictest2567893-21ntp_kernel_pll_10:55:223
233013699163,4cyclictest252-21systemd-journal10:35:013
233013699163,2cyclictest2459616-21cron09:15:003
233013699162,2cyclictest0-21swapper/308:30:003
233013699161,3cyclictest252-21systemd-journal11:49:593
2330136991613,2cyclictest2371285-21turbostat07:50:003
233013699161,2cyclictest2354915-21ntpq07:30:213
2330136991612,3cyclictest2568704-21kworker/u8:3+flush-259:011:40:323
2330136991610,4cyclictest2558774-21grep10:50:123
2330136991610,4cyclictest2427857-21ntpq08:40:203
233013699160,4cyclictest2516670-21dump-pmu-power10:10:003
233013699160,4cyclictest2507599-21grep10:00:163
2330131991614,1cyclictest0-21swapper/211:15:002
2330131991613,2cyclictest2625962-21idleruntime-cro11:55:002
2330131991612,3cyclictest2651903-21/usr/sbin/munin12:20:172
2330131991612,3cyclictest2543364-21fschecks_count10:35:132
2330131991611,4cyclictest266700-21kworker/u8:0+flush-259:007:40:242
2330131991611,4cyclictest2568704-21kworker/u8:3+flush-259:011:00:252
2330131991611,4cyclictest2454757-21apt-get09:10:112
2330131991610,5cyclictest2393162-21diskstats08:10:132
233012899169,6cyclictest0-21swapper/107:45:001
2330128991613,2cyclictest2490894-21sh09:45:001
2330128991612,3cyclictest2542897-21sh10:35:001
2330128991611,4cyclictest2403024-21cron08:20:001
2330126991614,2cyclictest2568704-21kworker/u8:3+events_unbound11:45:500
2330126991613,2cyclictest2454518-21kworker/u8:1+events_unbound09:46:090
2330126991612,3cyclictest2464799-21kworker/u8:0+events_unbound10:46:110
233013699159,4cyclictest2475679-21cp09:30:013
233013699155,9cyclictest0-21swapper/311:15:123
233013699153,3cyclictest2608050-21kthreadcore11:35:193
233013699153,2cyclictest2480954-21cut09:35:133
233013699152,2cyclictest2402229-21cut08:15:223
233013699152,1cyclictest2552321-21ntpq10:40:203
233013699151,3cyclictest2625949-21cron11:55:003
233013699151,3cyclictest2573453-21sed11:00:253
233013699151,3cyclictest252-21systemd-journal12:21:293
233013699151,3cyclictest2334791-21sed07:10:243
2330136991512,2cyclictest2636933-21irqcore12:05:163
2330136991512,2cyclictest2547138-21ntp_kernel_err10:35:193
233013699150,5cyclictest2386268-21ntpq08:00:213
233013699150,4cyclictest2527386-21cron10:20:013
233013699150,3cyclictest2579767-21sed11:10:153
233013699150,3cyclictest2433459-21grep08:45:243
233013699150,3cyclictest2408199-21turbostat.cron08:25:003
233013699150,3cyclictest2339967-21head07:15:243
2330131991512,2cyclictest2600771-21mii-tool11:30:172
2330131991512,2cyclictest0-21swapper/209:10:002
2330131991510,4cyclictest2464799-21kworker/u8:0+flush-259:011:05:182
233012899159,4cyclictest252-21systemd-journal10:13:301
233012899158,4cyclictest252-21systemd-journal10:20:001
2330128991512,2cyclictest2570048-21kthreadcore11:00:171
2330128991512,2cyclictest2450037-21irqcore09:05:161
2330128991511,3cyclictest2651654-21sh12:20:011
2330128991511,2cyclictest2335957-21irqcore07:15:161
233013699145,7cyclictest2590114-21/usr/sbin/munin11:20:153
233013699143,2cyclictest2493452-21kthreadcore09:45:163
233013699143,2cyclictest2362916-21grep07:40:183
233013699141,4cyclictest2626432-21fschecks_count11:55:123
233013699141,4cyclictest2557498-21ntpq10:45:213
2330136991410,3cyclictest2413360-21kworker/u8:2+flush-259:008:35:243
233013699140,4cyclictest2666610-21grep12:30:253
233013699140,4cyclictest2598970-21grep11:25:183
233013699140,4cyclictest2502819-21grep09:55:183
233013699140,4cyclictest2413806-21grep08:30:143
233013699140,4cyclictest2344662-21ld07:20:213
233013699140,3cyclictest2450024-21irqcore09:05:173
233013699140,1cyclictest2376439-21apt07:55:003
233013199141,2cyclictest2641339-21cron12:10:012
2330131991410,3cyclictest2426164-21kthreadcore08:40:172
233012899149,3cyclictest252-21systemd-journal07:48:291
233012899147,5cyclictest252-21systemd-journal08:39:301
233013699134,1cyclictest26037542kthreadcore11:30:193
233013699132,2cyclictest2347887-21tr07:25:173
233013699130,3cyclictest2393105-21cpuspeed_turbos08:10:123
233013199139,3cyclictest2371507-21/usr/sbin/munin07:50:142
233013199139,3cyclictest2292700-21kworker/u8:1+flush-259:007:20:012
2330131991310,2cyclictest2360958-21idleruntime-cro07:40:002
233013199130,6cyclictest2355844-21awk07:35:002
233012899139,3cyclictest2433903-21kworker/u8:3+flush-259:009:18:351
233012899139,3cyclictest0-21swapper/110:59:591
233012899139,2cyclictest0-21swapper/107:30:001
2330128991310,2cyclictest0-21swapper/111:15:241
233013199129,2cyclictest2537796-21kworker/u8:1+flush-259:010:55:222
233013199129,2cyclictest2475034-21idleruntime-cro09:30:002
233013199128,3cyclictest2464799-21kworker/u8:0+flush-259:010:49:002
233013199128,3cyclictest2356062-21kworker/u8:3+flush-259:008:33:002
233013199128,3cyclictest2356062-21kworker/u8:3+flush-259:008:03:592
233013199128,2cyclictest2439025-21sh08:55:002
233013199128,2cyclictest0-21swapper/208:30:002
233013199127,4cyclictest2661929-21awk12:30:002
233012899127,3cyclictest2428696-21sshd08:44:301
233012899120,10cyclictest1-21systemd10:22:291
233013199119,1cyclictest0-21swapper/212:30:252
233013199119,1cyclictest0-21swapper/209:40:242
233013199119,1cyclictest0-21swapper/208:35:152
233013199118,2cyclictest2626407-21fschecks_count11:55:122
233013199118,2cyclictest0-21swapper/211:35:182
233013199116,3cyclictest2511725-21/usr/sbin/munin10:05:132
233013199110,9cyclictest1-21systemd09:37:292
233012899115,4cyclictest2408464-21apt08:25:121
233013199107,1cyclictest0-21swapper/207:55:222
233012899107,2cyclictest2616127-21cut11:45:161
233012899107,2cyclictest2439024-21cron08:55:001
233012899105,3cyclictest2578832-21kworker/u8:4+flush-259:011:07:051
233012699101,7cyclictest2330130-21date07:10:010
23301319997,1cyclictest0-21swapper/207:20:162
23301319984,3cyclictest2493195-21cut09:45:172
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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