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2026-02-24 - 19:56
[ 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 all highest latencies:
System rackeslot4s.osadl.org (updated Tue Feb 24, 2026 12:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2420981993834,3cyclictest2383105-21kworker/u8:1+events_unbound07:35:210
2420983993631,4cyclictest2752684-21apt-get12:30:101
2420981993531,2cyclictest2421165-21kworker/u8:2+flush-259:007:15:200
2420983993327,4cyclictest2659052-21/usr/sbin/munin11:00:221
2420989993229,2cyclictest2658760-21kworker/u8:3+flush-259:011:00:183
2420989993228,3cyclictest2519329-21apt-get08:45:113
2420989993226,4cyclictest2477937-21latency_hist08:05:003
2420981993228,3cyclictest2518677-21kworker/u8:0+events_unbound09:20:150
2420981993228,3cyclictest2483144-21kworker/u8:2+events_unbound08:40:240
2420981993228,3cyclictest2452200-21kworker/u8:2+flush-259:007:45:210
2420981993228,3cyclictest2383105-21kworker/u8:1+flush-259:007:35:010
2420981993027,2cyclictest2483144-21kworker/u8:2+flush-259:008:35:160
2420981993027,2cyclictest2483144-21kworker/u8:2+flush-259:008:35:150
2420981993026,3cyclictest2643317-21kworker/u8:2+flush-259:011:45:200
2420981993025,4cyclictest2643317-21kworker/u8:2+events_unbound12:15:140
2420983992925,3cyclictest2493643-21apt-get08:20:141
2420981992926,2cyclictest2483144-21kworker/u8:2+events_unbound08:25:250
2420989992823,3cyclictest2742057-21latency_hist12:20:013
2420986992823,3cyclictest2742317-21apt-get12:20:122
2420986992822,4cyclictest2596616-21latency_hist10:00:012
2420981992825,2cyclictest2643317-21kworker/u8:2+flush-259:012:20:180
2420981992825,2cyclictest2643317-21kworker/u8:2+flush-259:012:05:180
2420981992824,3cyclictest2576078-21kworker/u8:1+flush-259:010:05:170
2420981992824,3cyclictest2483144-21kworker/u8:2+flush-259:008:55:210
2420981992822,4cyclictest2664587-21cat11:05:010
2420989992724,2cyclictest2643317-21kworker/u8:2+events_unbound12:20:253
2420989992723,3cyclictest2431861-21base6407:20:013
2420986992723,3cyclictest2442235-21apt-get07:30:102
2420986992721,4cyclictest252-21systemd-journal11:08:362
2420983992720,5cyclictest2704593-21ntpq11:40:201
2420981992724,2cyclictest2643317-21kworker/u8:2+flush-259:012:35:230
2420981992723,3cyclictest2653911-21apt-get10:55:090
2420981992723,3cyclictest2518677-21kworker/u8:0+events_unbound09:55:210
2420981992722,4cyclictest2684979-21kworker/u8:1+events_unbound11:30:120
2420981992623,2cyclictest2606928-21kworker/u8:3+events_unbound10:20:250
2420981992623,2cyclictest2576078-21kworker/u8:1+flush-259:010:30:230
2420986992522,2cyclictest2643317-21kworker/u8:2+flush-259:011:10:242
2420981992521,3cyclictest2518677-21kworker/u8:0+events_unbound09:45:190
2420981992519,4cyclictest2731541-21apt-get12:10:110
2420986992419,3cyclictest2483144-21kworker/u8:2+flush-259:008:55:162
2420983992421,2cyclictest2518677-21kworker/u8:0+flush-259:009:55:251
2420981992421,2cyclictest2695232-21kworker/u8:3+events_unbound11:50:240
2420981992420,3cyclictest2643317-21kworker/u8:2+events_unbound11:10:170
2420981992420,3cyclictest2539642-21kworker/u8:3+events_unbound09:40:190
2420981992420,3cyclictest2483144-21kworker/u8:2+flush-259:008:20:140
2420981992418,4cyclictest2576037-21latency_hist09:40:010
2420989992320,2cyclictest2539642-21kworker/u8:3+events_unbound09:30:143
2420986992318,3cyclictest2747476-21/usr/sbin/munin12:25:152
2420983992319,3cyclictest2421214-21apt-get07:10:241
2420981992319,3cyclictest2576078-21kworker/u8:1+events_unbound10:25:140
2420981992319,3cyclictest2518677-21kworker/u8:0+flush-259:009:25:160
2420981992319,3cyclictest2518677-21kworker/u8:0+events_unbound10:00:140
2420981992318,3cyclictest2518677-21kworker/u8:0+flush-259:009:10:170
2420989992219,2cyclictest2643317-21kworker/u8:2+flush-259:011:25:163
2420989992217,3cyclictest509-21rs:main3
2420986992216,4cyclictest2508797-21latency_hist08:35:012
2420983992218,3cyclictest2643317-21kworker/u8:2+flush-259:012:35:171
2420983992218,3cyclictest2643317-21kworker/u8:2+flush-259:011:45:171
2420983992218,3cyclictest2518677-21kworker/u8:0+events_unbound10:10:141
2420983992217,4cyclictest2622805-21latency_hist10:25:001
2420981992219,2cyclictest2539642-21kworker/u8:3+flush-259:009:30:210
2420981992218,3cyclictest2415821-21kworker/u8:3+flush-259:007:25:240
2420981992216,4cyclictest2617213-21latency_hist10:20:000
2420989992117,3cyclictest2483144-21kworker/u8:2+events_unbound08:35:133
2420989992117,3cyclictest2483144-21kworker/u8:2+events_unbound08:35:133
2420989992116,3cyclictest2690332-21apt-get11:30:103
2420986992116,3cyclictest252-21systemd-journal11:22:362
2420986992116,3cyclictest2498781-21apt-get08:25:112
2420983992118,2cyclictest2539642-21kworker/u8:3+flush-259:009:15:231
2420983992117,3cyclictest2539642-21kworker/u8:3+flush-259:009:25:011
2420981992117,3cyclictest2477012-21kworker/u8:0+events_unbound08:00:230
2420986992015,3cyclictest2518677-21kworker/u8:0+flush-259:009:20:222
2420983992017,2cyclictest2736480-21kworker/u8:4+flush-259:012:30:001
2420983992016,3cyclictest2415821-21kworker/u8:3+flush-259:007:25:261
2420983992015,3cyclictest2514193-21apt-get08:40:121
2420981992015,3cyclictest2643317-21kworker/u8:2+flush-259:010:45:170
2420989991916,2cyclictest2643317-21kworker/u8:2+events_unbound12:25:153
2420989991916,2cyclictest2643317-21kworker/u8:2+events_unbound11:45:223
2420989991916,2cyclictest2421165-21kworker/u8:2+flush-259:007:15:253
2420989991914,3cyclictest2518677-21kworker/u8:0+flush-259:010:00:223
2420986991916,2cyclictest0-21swapper/212:15:002
2420983991916,2cyclictest2576078-21kworker/u8:1+flush-259:010:55:221
2420983991916,2cyclictest0-21swapper/112:25:001
2420983991915,3cyclictest2643317-21kworker/u8:2+flush-259:012:15:221
2420983991915,3cyclictest2518677-21kworker/u8:0+flush-259:008:50:211
2420981991917,2cyclictest2415821-21kworker/u8:3+events_unbound07:10:030
2420981991916,2cyclictest2576078-21kworker/u8:1+flush-259:010:35:270
2420981991916,2cyclictest2518677-21kworker/u8:0+flush-259:009:50:230
2420981991915,3cyclictest2383105-21kworker/u8:1+flush-259:007:40:150
2420981991915,3cyclictest2383105-21kworker/u8:1+events_unbound07:50:160
2420989991815,2cyclictest2539642-21kworker/u8:3+flush-259:009:40:163
2420989991815,2cyclictest2518677-21kworker/u8:0+flush-259:009:50:183
2420989991814,3cyclictest2544771-21idleruntime-cro09:09:593
2420989991814,3cyclictest2539642-21kworker/u8:3+events_unbound09:15:213
2420989991814,3cyclictest2483144-21kworker/u8:2+events_unbound08:25:193
2420989991813,3cyclictest2633335-21/usr/sbin/munin10:35:143
2420989991813,3cyclictest252-21systemd-journal10:28:363
2420989991812,4cyclictest2632190-21ntpq10:30:223
2420986991814,3cyclictest2518677-21kworker/u8:0+flush-259:009:55:012
2420986991812,4cyclictest2441976-21latency_hist07:30:012
2420983991815,2cyclictest2576078-21kworker/u8:1+flush-259:010:30:001
2420983991815,2cyclictest0-21swapper/109:55:011
2420983991814,3cyclictest2679555-21kworker/u8:0+flush-259:012:00:001
2420983991814,3cyclictest2483144-21kworker/u8:2+flush-259:009:05:161
2420981991815,3cyclictest2483144-21kworker/u8:2+events_unbound08:10:220
2420981991815,2cyclictest2679555-21kworker/u8:0+flush-259:011:35:140
2420981991814,3cyclictest2643317-21kworker/u8:2+events_unbound12:25:300
2420981991814,3cyclictest2518677-21kworker/u8:0+events_unbound10:10:130
2420989991714,2cyclictest2441989-21kworker/u8:0+flush-259:007:35:203
2420989991714,2cyclictest2383105-21kworker/u8:1+events_unbound08:30:133
2420989991713,3cyclictest2731236-21kworker/u8:1+events_unbound12:10:243
2420989991713,3cyclictest2643289-21sh10:45:003
2420989991713,3cyclictest2539642-21kworker/u8:3+events_unbound09:55:153
2420989991712,4cyclictest2518677-21kworker/u8:0+flush-259:009:45:203
2420986991714,2cyclictest2477012-21kworker/u8:0+events_unbound08:05:192
2420983991714,2cyclictest2483144-21kworker/u8:2+flush-259:008:35:211
2420983991714,2cyclictest2483144-21kworker/u8:2+flush-259:008:35:211
2420983991713,3cyclictest2679555-21kworker/u8:0+events_unbound11:35:231
2420983991713,3cyclictest2669554-21kworker/u8:1+flush-259:011:15:171
2420983991713,3cyclictest2576078-21kworker/u8:1+events_unbound10:30:221
2420983991713,3cyclictest2468118-21kworker/u8:3+flush-259:008:05:251
2420983991712,3cyclictest2581463-21apt-get09:45:121
2420983991712,3cyclictest252-21systemd-journal11:30:361
2420981991714,2cyclictest60350irq/132-enp0s29f1:rx-011:17:320
2420981991714,2cyclictest2648734-21kworker/u8:0+flush-259:010:50:100
2420981991714,2cyclictest2415821-21kworker/u8:3+flush-259:007:20:230
2420981991713,3cyclictest2576078-21kworker/u8:1+events_unbound10:42:360
2420989991613,2cyclictest2539642-21kworker/u8:3+events_unbound09:25:013
2420989991612,3cyclictest500-21systemd-logind11:00:003
2420989991612,3cyclictest2415821-21kworker/u8:3+flush-259:007:25:203
2420986991613,2cyclictest2484380-21kthreadcore08:10:162
2420986991612,3cyclictest252-21systemd-journal07:55:002
2420986991611,3cyclictest2596850-21/usr/sbin/munin10:00:152
2420986991610,4cyclictest2658803-21latency_hist11:00:002
2420983991613,2cyclictest2452200-21kworker/u8:2+flush-259:007:45:241
2420983991612,3cyclictest2731236-21kworker/u8:1+events_unbound12:10:191
2420983991612,3cyclictest2695232-21kworker/u8:3+flush-259:012:05:151
2420983991612,3cyclictest2643317-21kworker/u8:2+events_unbound12:00:201
2420983991612,3cyclictest2415821-21kworker/u8:3+flush-259:007:30:201
2420981991613,2cyclictest60350irq/132-enp0s29f1:rx-008:51:170
2420981991613,2cyclictest252-21systemd-journal08:20:000
2420981991613,2cyclictest2518677-21kworker/u8:0+flush-259:008:45:230
2420981991613,2cyclictest2483144-21kworker/u8:2+flush-259:009:05:130
242098199161,13cyclictest2726140-21turbostat12:05:010
2420981991611,3cyclictest252-21systemd-journal09:15:360
2420989991512,2cyclictest2679555-21kworker/u8:0+flush-259:011:20:213
2420989991512,2cyclictest2538689-21ntp_kernel_err09:00:203
2420989991511,3cyclictest2643317-21kworker/u8:2+flush-259:011:10:133
2420989991511,3cyclictest2518677-21kworker/u8:0+events_unbound08:50:123
2420989991511,3cyclictest2483144-21kworker/u8:2+events_unbound08:15:013
2420989991510,4cyclictest2663957-21apt-get11:05:013
242098699159,4cyclictest2383105-21kworker/u8:1+flush-259:007:35:162
242098699154,5cyclictest2472806-21awk08:00:002
2420986991512,1cyclictest0-21swapper/210:20:002
2420983991512,2cyclictest2695232-21kworker/u8:3+events_unbound11:50:181
2420983991512,2cyclictest0-21swapper/111:15:001
2420983991511,3cyclictest2679555-21kworker/u8:0+events_unbound11:20:231
2420981991513,1cyclictest61150irq/133-enp0s29f1:tx-009:01:370
2420981991513,1cyclictest60350irq/132-enp0s29f1:rx-012:31:270
2420981991513,1cyclictest60350irq/132-enp0s29f1:rx-011:40:220
2420981991513,1cyclictest60350irq/132-enp0s29f1:rx-008:30:230
2420981991513,1cyclictest60350irq/132-enp0s29f1:rx-008:05:160
2420989991411,2cyclictest2645875-21kthreadcore10:45:173
2420989991411,2cyclictest2643317-21kworker/u8:2+flush-259:012:05:003
2420989991411,2cyclictest2606928-21kworker/u8:3+events_unbound10:20:153
2420989991411,2cyclictest2462538-21kworker/u8:0+events_unbound07:50:143
242098699148,4cyclictest2679555-21kworker/u8:0+events_unbound11:35:142
242098699148,3cyclictest2643317-21kworker/u8:2+flush-259:011:45:262
2420986991412,1cyclictest0-21swapper/208:20:002
2420986991411,2cyclictest2606928-21kworker/u8:3+flush-259:010:40:002
2420986991411,2cyclictest0-21swapper/207:25:012
2420986991410,2cyclictest0-21swapper/207:45:002
242098399149,3cyclictest2601987-21/usr/sbin/munin10:05:141
2420983991411,2cyclictest2534494-21idleruntime-cro09:00:001
2420983991411,2cyclictest2468118-21kworker/u8:3+flush-259:007:55:171
2420983991410,3cyclictest2518677-21kworker/u8:0+flush-259:010:00:251
2420983991410,3cyclictest2473061-21apt-get08:00:121
2420981991412,1cyclictest60350irq/132-enp0s29f1:rx-011:25:200
242098999139,3cyclictest2518677-21kworker/u8:0+events_unbound09:25:213
2420989991310,2cyclictest2468118-21kworker/u8:3+events_unbound07:55:193
2420989991310,2cyclictest2383105-21kworker/u8:1+flush-259:007:40:213
2420989991310,1cyclictest0-21swapper/312:34:593
242098699139,3cyclictest2695232-21kworker/u8:3+flush-259:012:07:072
242098699139,3cyclictest2518677-21kworker/u8:0+flush-259:009:45:202
242098699139,2cyclictest0-21swapper/209:30:152
242098699137,4cyclictest2529384-21awk08:55:002
242098699133,5cyclictest2555095-21awk09:20:002
2420986991310,2cyclictest2524208-21idleruntime-cro08:50:002
242098399131,5cyclictest2669532-21munin-run11:10:001
2420983991310,2cyclictest2606928-21kworker/u8:3+flush-259:010:40:221
2420983991310,2cyclictest2518677-21kworker/u8:0+flush-259:009:10:221
2420983991310,2cyclictest2432057-21cpuspeed_turbos07:20:121
2420981991312,1cyclictest60350irq/132-enp0s29f1:rx-007:55:170
242098999129,1cyclictest0-21swapper/311:35:133
242098999128,3cyclictest2695232-21kworker/u8:3+events_unbound11:40:213
242098999128,2cyclictest0-21swapper/308:25:003
2420989991210,1cyclictest0-21swapper/309:15:003
2420989991210,1cyclictest0-21swapper/308:10:003
242098699129,2cyclictest2431275-21gpgv07:20:012
242098399129,2cyclictest2483144-21kworker/u8:2+flush-259:008:25:281
242098399129,2cyclictest2483144-21kworker/u8:2+events_unbound08:15:181
242098399128,3cyclictest2679555-21kworker/u8:0+events_unbound11:25:141
242098399128,3cyclictest2421165-21kworker/u8:2+events_unbound07:15:151
242098399126,4cyclictest252-21systemd-journal09:04:591
242098999119,1cyclictest0-21swapper/310:10:003
242098999118,2cyclictest2452200-21kworker/u8:2+flush-259:007:46:073
242098999118,2cyclictest0-21swapper/311:55:173
242098999118,2cyclictest0-21swapper/310:20:003
242098999117,3cyclictest2669554-21kworker/u8:1+flush-259:011:15:413
242098999117,3cyclictest2643317-21kworker/u8:2+flush-259:012:35:243
242098999117,3cyclictest2539642-21kworker/u8:3+flush-259:009:35:223
242098999117,3cyclictest2518677-21kworker/u8:0+events_unbound10:10:193
242098999117,1cyclictest0-21swapper/312:10:013
242098699118,1cyclictest2686604-21kthreadcore11:25:172
242098699118,1cyclictest0-21swapper/211:55:012
242098699117,3cyclictest2648734-21kworker/u8:0+flush-259:010:55:002
242098699116,4cyclictest2539642-21kworker/u8:3+flush-259:009:40:012
242098699115,4cyclictest2560862-21munin-node09:25:122
242098699115,4cyclictest2513933-21latency_hist08:40:012
242098699115,4cyclictest2513933-21latency_hist08:40:002
242098399118,2cyclictest2561085-21fschecks_count09:25:141
242098399118,2cyclictest2467226-21unixbench_multi07:50:251
242098999106,3cyclictest2643317-21kworker/u8:2+flush-259:011:53:413
242098699107,2cyclictest2493840-21fschecks_count08:20:162
242098699107,1cyclictest0-21swapper/210:45:152
242098699106,3cyclictest2580376-21grep09:40:212
242098699106,3cyclictest2473319-21fschecks_time08:00:142
242098699104,4cyclictest2741181-21ntpq12:15:212
242098399108,1cyclictest0-21swapper/110:20:001
242098399107,2cyclictest2504348-21sed08:30:161
24209869997,1cyclictest0-21swapper/207:49:592
24209869990,8cyclictest2724278-21cut12:00:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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