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2026-02-26 - 17:18
[ 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 #b, slot #5

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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  Phytec
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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot5s.osadl.org (updated Thu Feb 26, 2026 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2857583995343,6cyclictest164-21systemd-journal08:00:011
2857591995245,5cyclictest2894193-21kworker/u8:1+events_unbound09:25:283
2857581995236,12cyclictest121ktimers/012:30:120
2857581994935,10cyclictest121ktimers/007:25:140
2857583994537,6cyclictest231ktimers/110:05:141
2857583994536,6cyclictest2962643-21fschecks_time12:10:151
2857591994434,7cyclictest2902558-21grep09:15:233
2857583994437,4cyclictest2923751-21munin-run10:20:001
2857591994335,5cyclictest2882265-21munin-plugin-st08:20:003
2857587994331,8cyclictest2972064-21grep12:35:262
2857581994335,4cyclictest2877153-21munin-plugin-st08:05:010
2857587994129,7cyclictest0-21swapper/211:00:002
2857587994129,7cyclictest0-21swapper/211:00:002
2857587994032,4cyclictest0-21swapper/211:20:002
2857583994031,6cyclictest2878446-21unixbench_singl08:05:261
2857583994029,6cyclictest0-21swapper/109:10:261
2857583994028,7cyclictest2877135-21cron08:05:001
2857591993931,6cyclictest2891032-21cron08:45:003
2857591993928,7cyclictest0-21swapper/309:25:013
2857591993832,4cyclictest2923422-21kworker/u8:2+events_unbound10:30:363
2857591993829,7cyclictest2965540-21kworker/u8:0+events_unbound12:34:413
2857583993829,5cyclictest0-21swapper/112:35:011
2857583993828,7cyclictest231ktimers/108:25:111
2857581993832,4cyclictest2903013-21munin-plugin-st09:20:000
2857581993828,7cyclictest121ktimers/009:10:130
2857591993731,4cyclictest2942976-21kworker/u8:3+events_unbound11:12:423
2857591993719,5cyclictest131rcu_preempt08:06:303
2857591993713,5cyclictest131rcu_preempt10:05:013
2857587993725,9cyclictest311ktimers/208:25:112
2857583993728,5cyclictest0-21swapper/109:05:001
2857581993730,3cyclictest0-21swapper/008:30:010
2857581993728,5cyclictest28839972munin-run08:25:010
2857581993726,8cyclictest121ktimers/007:10:110
285759199365,9cyclictest40-21ksoftirqd/307:35:253
2857591993617,3cyclictest0-21swapper/307:57:273
2857583993624,7cyclictest0-21swapper/108:45:241
2857591993529,4cyclictest2914944-21kworker/u8:3+events_unbound10:06:413
2857591993527,5cyclictest0-21swapper/309:50:173
2857591993525,6cyclictest0-21swapper/311:00:003
2857591993525,6cyclictest0-21swapper/311:00:003
2857591993516,10cyclictest131rcu_preempt07:19:533
2857587993527,4cyclictest0-21swapper/209:20:012
2857587993526,6cyclictest2866661-21sh07:35:002
2857587993525,6cyclictest2927133-21grep10:25:242
2857587993524,7cyclictest2878443-21grep08:05:272
2857587993524,5cyclictest0-21swapper/210:20:322
2857583993527,4cyclictest0-21swapper/109:30:231
2857581993524,8cyclictest2929298-21sh10:35:010
2857591993428,4cyclictest2914944-21kworker/u8:3+events_unbound09:59:423
2857591993427,5cyclictest2929057-21kworker/u8:1+events_unbound10:36:423
2857591993426,4cyclictest0-21swapper/308:30:173
2857591993420,5cyclictest131rcu_preempt12:09:073
2857591993418,5cyclictest131rcu_preempt08:30:013
2857591993418,13cyclictest2857572-21cyclictest07:10:113
2857591993416,6cyclictest131rcu_preempt10:45:133
2857591993410,14cyclictest40-21ksoftirqd/307:50:243
2857587993426,5cyclictest2916907-21munin-plugin-st10:00:002
2857583993426,5cyclictest0-21swapper/108:40:011
2857583993426,4cyclictest0-21swapper/111:35:011
2857581993427,4cyclictest2894461-21munin-plugin-st08:55:010
2857581993426,4cyclictest0-21swapper/009:55:170
2857591993327,4cyclictest2882210-21kworker/u8:0+events_unbound09:08:413
2857591993322,7cyclictest2901291-21sh09:14:593
2857591993321,4cyclictest131rcu_preempt12:25:243
2857591993321,4cyclictest131rcu_preempt11:16:443
2857591993316,4cyclictest131rcu_preempt09:34:323
2857591993316,4cyclictest131rcu_preempt08:37:393
2857591993314,9cyclictest131rcu_preempt07:43:543
2857587993324,6cyclictest2922037-21idleruntime-cro10:15:002
2857587993324,6cyclictest0-21swapper/210:35:012
2857587993323,6cyclictest2953464-21sh11:45:002
2857583993326,4cyclictest2859299-21munin-node07:15:011
2857583993322,7cyclictest2896148-21cron09:00:011
2857591993226,4cyclictest2953088-21kworker/u8:1+events_unbound11:48:423
2857591993221,4cyclictest131rcu_preempt08:59:113
2857591993219,5cyclictest131rcu_preempt11:30:153
2857591993216,4cyclictest131rcu_preempt11:02:553
2857591993214,4cyclictest131rcu_preempt08:55:003
2857591993214,10cyclictest131rcu_preempt08:00:183
2857591993211,5cyclictest131rcu_preempt10:40:203
2857591993211,11cyclictest40-21ksoftirqd/307:30:153
2857587993223,6cyclictest2965639-21sh12:20:012
2857583993222,7cyclictest2903020-21sendmail09:20:001
2857583993222,7cyclictest0-21swapper/112:10:011
2857583993219,9cyclictest2942783-21grep11:10:251
2857581993225,3cyclictest0-21swapper/010:20:000
2857581993225,3cyclictest0-21swapper/009:50:010
2857581993224,4cyclictest0-21swapper/009:05:240
2857581993223,6cyclictest145-21jbd2/mmcblk1p2-811:15:520
2857581993222,7cyclictest2874986-21head07:55:260
2857581993222,6cyclictest0-21swapper/007:15:020
2857581993219,9cyclictest121ktimers/008:30:130
285759199319,13cyclictest40-21ksoftirqd/310:20:263
285759199319,10cyclictest40-21ksoftirqd/312:10:023
285759199317,13cyclictest40-21ksoftirqd/309:00:223
2857591993120,4cyclictest131rcu_preempt10:10:093
2857591993116,9cyclictest131rcu_preempt09:47:263
2857591993115,9cyclictest131rcu_preempt11:05:113
2857591993115,5cyclictest131rcu_preempt10:15:213
2857591993114,4cyclictest131rcu_preempt12:35:573
2857591993113,10cyclictest131rcu_preempt11:25:193
2857591993113,10cyclictest131rcu_preempt10:25:243
2857591993111,11cyclictest40-21ksoftirqd/310:50:113
2857591993110,12cyclictest40-21ksoftirqd/309:40:193
2857591993110,11cyclictest40-21ksoftirqd/312:15:163
2857591993110,10cyclictest40-21ksoftirqd/312:05:003
2857587993122,4cyclictest0-21swapper/207:45:252
285758399312,5cyclictest131rcu_preempt07:35:121
2857583993119,8cyclictest2941090-21head11:05:261
2857581993125,3cyclictest0-21swapper/009:20:260
2857581993122,6cyclictest0-21swapper/010:55:010
285759199309,5cyclictest131rcu_preempt11:55:163
2857591993018,5cyclictest2850260-21kworker/u8:0+events_unbound07:25:423
2857591993016,4cyclictest131rcu_preempt08:10:143
2857591993013,9cyclictest131rcu_preempt11:50:153
2857591993013,9cyclictest131rcu_preempt07:24:093
2857591993012,4cyclictest131rcu_preempt07:46:273
2857591993012,3cyclictest131rcu_preempt08:45:123
2857591993011,9cyclictest131rcu_preempt11:41:293
2857591993011,7cyclictest131rcu_preempt09:35:163
2857587993022,4cyclictest0-21swapper/211:45:272
2857587993020,6cyclictest0-21swapper/207:15:252
2857583993022,4cyclictest0-21swapper/110:00:011
2857583993022,4cyclictest0-21swapper/108:10:171
2857583993019,8cyclictest2872216-21tune2fs07:50:201
2857581993022,4cyclictest0-21swapper/007:25:010
2857581993021,7cyclictest2892752-21grep08:50:010
2857581993020,6cyclictest0-21swapper/011:30:240
2857581993019,7cyclictest0-21swapper/010:55:140
2857581993019,7cyclictest0-21swapper/010:55:140
2857581993011,3cyclictest2867187-21/usr/sbin/munin07:35:170
2857591992911,10cyclictest131rcu_preempt12:20:153
2857591992911,10cyclictest131rcu_preempt11:20:103
2857583992921,5cyclictest0-21swapper/110:50:251
2857583992921,4cyclictest0-21swapper/112:30:011
2857583992921,4cyclictest0-21swapper/110:25:161
2857583992920,5cyclictest0-21swapper/107:25:271
2857583992918,7cyclictest0-21swapper/110:40:251
2857581992922,4cyclictest0-21swapper/008:15:000
2857581992922,3cyclictest0-21swapper/012:25:000
2857581992922,3cyclictest0-21swapper/012:20:010
2857581992922,3cyclictest0-21swapper/011:50:250
2857581992922,3cyclictest0-21swapper/009:40:000
2857581992918,7cyclictest2918186-21grep10:00:250
2857587992820,4cyclictest0-21swapper/208:30:292
2857587992819,6cyclictest2914727-21grep09:50:252
2857587992818,7cyclictest2940181-21fschecks_count11:05:162
2857583992822,4cyclictest2961832-21kworker/u8:3+events_unbound12:20:591
2857581992822,3cyclictest0-21swapper/007:50:280
2857581992820,5cyclictest0-21swapper/011:59:590
2857581992817,7cyclictest2932208-21wc10:40:240
2857581992811,3cyclictest2891054-21idleruntime-cro08:45:000
2857587992719,5cyclictest145-21jbd2/mmcblk1p2-809:35:292
2857587992719,4cyclictest0-21swapper/211:35:242
2857587992717,6cyclictest2898266-21tune2fs09:05:152
2857587992717,6cyclictest0-21swapper/211:30:242
2857583992719,5cyclictest2880951-21fschecks_count08:15:161
2857583992718,5cyclictest0-21swapper/109:20:161
2857583992717,7cyclictest2913481-21cron09:50:011
2857581992719,4cyclictest0-21swapper/008:05:260
2857581992718,6cyclictest0-21swapper/012:10:000
2857581992718,6cyclictest0-21swapper/011:30:000
2857581992717,6cyclictest2959862-21grep12:00:270
2857581992716,8cyclictest121ktimers/009:25:120
2857587992620,4cyclictest2930788-21kworker/u8:2+events_unbound10:41:422
2857587992618,3cyclictest0-21swapper/208:20:012
2857587992616,7cyclictest2896153-21sh09:00:002
2857583992619,4cyclictest0-21swapper/111:35:161
2857583992614,8cyclictest2869612-21grep07:40:251
2857581992620,4cyclictest121ktimers/007:41:260
2857581992619,4cyclictest0-21swapper/008:35:250
2857587992517,5cyclictest0-21swapper/210:35:262
2857587992517,4cyclictest0-21swapper/209:30:242
2857587992516,5cyclictest0-21swapper/212:00:272
2857583992518,3cyclictest0-21swapper/112:35:231
2857583992516,5cyclictest0-21swapper/109:40:281
2857583992513,8cyclictest2871800-21sh07:50:011
2857581992518,3cyclictest0-21swapper/010:10:000
2857581992518,3cyclictest0-21swapper/009:00:010
2857581992518,3cyclictest0-21swapper/008:20:010
2857581992517,5cyclictest0-21swapper/011:25:010
2857581992516,6cyclictest0-21swapper/012:15:010
2857581992515,6cyclictest2951332-21grep11:35:250
2857587992418,3cyclictest2892743-21sh08:50:002
2857587992418,3cyclictest0-21swapper/210:50:002
2857587992416,4cyclictest0-21swapper/212:25:162
2857583992417,3cyclictest0-21swapper/110:45:151
2857583992416,5cyclictest2861532-21sendmail07:20:011
2857583992416,5cyclictest0-21swapper/109:25:251
2857583992413,8cyclictest2931026-21basename10:40:001
2857583992413,4cyclictest2918566-21kworker/u8:1+events_unbound10:12:101
2857583992412,7cyclictest2946621-21cron11:25:001
2857581992419,3cyclictest13550irq/42-30be0000.ethernet10:45:140
2857581992419,3cyclictest0-21swapper/012:25:110
2857581992418,3cyclictest0-21swapper/011:40:210
2857581992418,3cyclictest0-21swapper/009:00:260
2857581992417,3cyclictest0-21swapper/007:49:060
2857581992416,5cyclictest0-21swapper/007:35:010
2857581992416,4cyclictest0-21swapper/010:35:250
2857581992414,6cyclictest0-21swapper/010:25:250
2857581992413,7cyclictest204-21dbus-daemon11:45:520
285758199241,19cyclictest0-21swapper/009:33:180
285758799232,5cyclictest2879595-21missed_timers08:10:222
2857587992317,3cyclictest0-21swapper/212:05:232
2857587992317,3cyclictest0-21swapper/209:20:252
2857587992317,3cyclictest0-21swapper/207:55:162
2857587992316,4cyclictest0-21swapper/209:40:252
2857587992316,3cyclictest0-21swapper/211:10:192
2857587992315,5cyclictest0-21swapper/208:45:012
2857587992311,8cyclictest2868741-21diskstats07:40:152
2857583992317,4cyclictest2929057-21kworker/u8:1-ext4-rsv-conversion11:05:011
2857583992316,4cyclictest2928366-21ntpq10:30:171
2857583992315,4cyclictest0-21swapper/111:40:241
2857583992314,6cyclictest231ktimers/110:55:031
2857583992314,6cyclictest231ktimers/110:55:031
2857581992317,3cyclictest0-21swapper/011:10:220
2857581992315,5cyclictest121ktimers/010:10:220
2857581992314,6cyclictest2938482-21cut11:00:150
2857581992312,8cyclictest2924992-21expr10:20:250
285758199231,18cyclictest0-21swapper/012:35:120
285758799226,5cyclictest0-21swapper/211:23:082
2857587992216,4cyclictest2894193-21kworker/u8:1+events_unbound09:01:382
2857587992216,3cyclictest2893535-21ntp_offset08:50:202
2857587992216,3cyclictest0-21swapper/208:35:172
2857587992216,3cyclictest0-21swapper/207:35:242
2857587992215,4cyclictest2873501-21cron07:55:002
2857587992215,3cyclictest0-21swapper/207:25:262
285758799221,4cyclictest0-21swapper/211:55:232
2857587992213,6cyclictest0-21swapper/210:05:262
2857583992216,4cyclictest2906292-21kworker/u8:0+events_unbound09:50:301
2857583992216,3cyclictest0-21swapper/108:50:261
2857583992215,3cyclictest0-21swapper/108:30:161
2857583992214,4cyclictest0-21swapper/110:25:011
2857581992215,3cyclictest0-21swapper/009:42:100
285758199220,18cyclictest0-21swapper/011:06:420
285758799218,8cyclictest2918167-21grep10:00:252
285758799216,3cyclictest0-21swapper/207:20:092
285758799212,10cyclictest2923760-21basename10:20:002
2857587992115,3cyclictest0-21swapper/211:25:202
285758799211,4cyclictest2912352-21irqstats09:45:182
2857587992113,3cyclictest2906640-21cron09:30:002
2857587992112,6cyclictest2936287-21sed10:55:002
2857587992110,6cyclictest0-21swapper/207:15:012
2857583992115,3cyclictest0-21swapper/111:15:281
2857583992114,4cyclictest2899590-21sh09:10:001
2857583992114,4cyclictest0-21swapper/112:00:181
2857583992114,4cyclictest0-21swapper/107:30:251
285758199211,3cyclictest0-21swapper/009:51:350
285758799206,3cyclictest0-21swapper/209:10:082
2857587992015,3cyclictest2962384-21apt-config12:10:012
2857587992012,4cyclictest2957022-21latency_hist11:55:012
285758399202,13cyclictest2890582-21sed08:40:251
2857583992014,4cyclictest231ktimers/107:25:021
2857583992013,4cyclictest0-21swapper/109:40:001
2857583992012,5cyclictest231ktimers/111:55:121
2857583992011,6cyclictest2965112-21cat12:15:241
2857587991913,4cyclictest311ktimers/211:00:172
2857587991913,4cyclictest311ktimers/208:00:122
2857587991913,3cyclictest0-21swapper/208:20:132
2857587991910,7cyclictest2969539-21fw_packets12:30:162
2857583991912,5cyclictest2936034-21kworker/u8:2+events_unbound11:50:151
2857583991910,6cyclictest2917602-21/usr/sbin/munin10:00:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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