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2026-02-20 - 13:22
[ 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 792 highest latencies:
System rackbslot5s.osadl.org (updated Fri Feb 20, 2026 00:44:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2339912995338,10cyclictest2424409-21grep23:10:263
2339899994942,4cyclictest2436445-21unixbench_singl23:45:270
2339899994841,4cyclictest2435155-21cron23:45:000
2339908994637,6cyclictest2399028-21sendmail22:00:002
2339903994433,7cyclictest2364596-21sendmail20:20:011
2339908994336,5cyclictest2386705-21kworker/u8:0+events_unbound21:37:552
2339908994332,7cyclictest2345823-21apt-config19:25:012
2339908994236,4cyclictest2364209-21kworker/u8:1+events_unbound20:17:342
2339908994231,7cyclictest2433000-21grep23:35:252
2339912994130,7cyclictest2442429-21sh00:05:003
2339912994130,7cyclictest2440651-21latency_hist00:00:013
2339908994032,4cyclictest2438568-21cron23:55:002
2339908994031,6cyclictest311ktimers/221:05:122
2339903993930,6cyclictest2454400-21munin-plugin-st00:40:011
2339903993930,6cyclictest2454400-21munin-plugin-st00:40:001
2339899993932,4cyclictest2362860-21cron20:15:010
2339912993829,6cyclictest2429554-21grep23:25:253
2339912993829,5cyclictest2412723-21sendmail22:40:003
2339908993831,5cyclictest2339535-21kworker/u8:1+events_unbound19:12:242
2339903993831,4cyclictest2404154-21munin-plugin-st22:15:001
2339903993830,5cyclictest2378252-21cron21:00:001
2339903993827,8cyclictest2437497-21runrttasks23:50:211
2339912993727,6cyclictest0-21swapper/321:40:013
2339903993729,5cyclictest2421469-21cron23:05:011
2339899993726,7cyclictest2357250-21grep19:55:250
2339903993627,6cyclictest0-21swapper/100:35:001
2339903993627,6cyclictest0-21swapper/100:35:001
2339912993527,4cyclictest0-21swapper/322:25:253
2339912993526,4cyclictest0-21swapper/322:05:263
2339912993525,6cyclictest0-21swapper/320:45:263
2339912993525,5cyclictest0-21swapper/323:53:103
2339912993523,7cyclictest0-21swapper/319:50:263
2339908993526,5cyclictest0-21swapper/222:05:262
2339903993527,5cyclictest2426589-21cron23:20:001
2339903993527,4cyclictest0-21swapper/120:00:011
2339903993525,6cyclictest0-21swapper/121:05:011
2339903993523,8cyclictest2344305-21fschecks_time19:20:161
2339899993528,4cyclictest2345556-21cron19:25:010
2339899993527,4cyclictest2427008-21fschecks_count23:20:150
2339899993526,6cyclictest2420147-21fschecks_count23:00:190
233991299348,7cyclictest40-21ksoftirqd/322:15:003
2339912993426,4cyclictest0-21swapper/321:50:163
2339912993423,7cyclictest2372668-21grep20:40:293
2339912993422,7cyclictest0-21swapper/322:15:253
233990899345,5cyclictest131rcu_preempt21:20:132
233990899345,5cyclictest131rcu_preempt21:20:122
2339908993428,4cyclictest2371191-21kworker/u8:2+events_unbound20:37:402
2339903993427,4cyclictest0-21swapper/123:10:001
2339903993423,7cyclictest0-21swapper/119:50:251
2339899993425,6cyclictest0-21swapper/022:53:050
2339912993323,6cyclictest0-21swapper/321:40:153
2339899993326,4cyclictest2419761-21grep23:00:000
2339899993324,6cyclictest0-21swapper/021:35:260
2339899993323,7cyclictest0-21swapper/000:40:000
2339899993323,7cyclictest0-21swapper/000:40:000
2339899993316,14cyclictest121ktimers/021:40:220
2339912993225,3cyclictest0-21swapper/300:05:263
2339912993223,4cyclictest0-21swapper/300:30:163
2339912993223,4cyclictest0-21swapper/300:30:163
2339912993220,8cyclictest2345126-21grep19:20:253
2339908993224,4cyclictest0-21swapper/219:40:002
2339908993220,4cyclictest131rcu_preempt19:40:162
2339903993227,3cyclictest2414434-21munin-plugin-st22:45:001
2339903993226,4cyclictest2402211-21kworker/u8:1+events_unbound22:07:571
2339903993225,4cyclictest2433444-21cron23:40:001
2339903993224,4cyclictest0-21swapper/122:20:161
2339903993224,4cyclictest0-21swapper/120:15:011
2339899993226,3cyclictest0-21swapper/020:30:010
2339899993225,4cyclictest2369725-21munin-plugin-st20:35:010
2339899993225,4cyclictest2349186-21auditctl19:35:000
2339899993224,4cyclictest0-21swapper/023:38:090
2339899993223,5cyclictest0-21swapper/021:50:260
2339899993214,14cyclictest0-21swapper/021:15:010
233991299316,7cyclictest40-21ksoftirqd/320:20:223
2339912993122,5cyclictest0-21swapper/320:55:003
2339912993121,7cyclictest391ktimers/320:00:173
2339912993119,8cyclictest0-21swapper/320:40:003
2339912993110,7cyclictest40-21ksoftirqd/323:50:003
2339908993124,5cyclictest2392120-21kworker/u8:1+events_unbound21:40:122
2339908993124,4cyclictest2390456-21cron21:35:012
2339908993123,4cyclictest0-21swapper/219:55:262
2339908993120,9cyclictest311ktimers/223:05:122
2339903993124,4cyclictest0-21swapper/122:20:001
2339903993124,3cyclictest0-21swapper/100:20:011
2339899993124,3cyclictest0-21swapper/019:15:260
2339899993121,6cyclictest0-21swapper/022:30:250
2339899993121,6cyclictest0-21swapper/000:00:000
2339912993023,4cyclictest0-21swapper/321:45:263
2339912993022,5cyclictest0-21swapper/323:15:263
2339912993022,4cyclictest0-21swapper/322:00:253
2339912993021,5cyclictest0-21swapper/321:25:003
2339912993021,5cyclictest0-21swapper/321:25:003
2339912993020,7cyclictest391ktimers/322:47:413
2339912993020,6cyclictest2419284-21unixbench_multi22:55:263
2339912993013,4cyclictest131rcu_preempt19:37:263
2339912993012,10cyclictest131rcu_preempt19:31:563
233991299301,11cyclictest23633362fschecks_time20:15:203
2339908993025,3cyclictest2339891-21cyclictest22:34:272
2339908993023,4cyclictest2382090-21fschecks_count21:10:172
2339908993023,4cyclictest2376125-21grep20:50:272
2339908993022,4cyclictest0-21swapper/219:55:012
2339908993022,4cyclictest0-21swapper/200:10:242
2339903993023,4cyclictest0-21swapper/122:30:251
2339903993023,4cyclictest0-21swapper/121:20:001
2339903993014,9cyclictest131rcu_preempt23:29:351
2339899993023,4cyclictest2347492-21idleruntime-cro19:30:000
2339899993022,4cyclictest2399027-21sendmail22:00:000
233991299297,5cyclictest40-21ksoftirqd/320:10:013
233991299297,4cyclictest40-21ksoftirqd/321:05:133
233991299295,3cyclictest391ktimers/319:15:163
233991299294,6cyclictest40-21ksoftirqd/323:00:283
233991299292,8cyclictest40-21ksoftirqd/321:15:253
2339912992922,4cyclictest0-21swapper/319:25:273
2339912992916,6cyclictest2422872-21kworker/u8:1+events_unbound23:07:263
2339908992924,3cyclictest2354440-21latency_hist19:50:012
2339908992923,3cyclictest2436869-21sh23:50:002
2339908992920,6cyclictest0-21swapper/223:30:262
2339908992920,5cyclictest0-21swapper/219:35:022
2339903992922,3cyclictest0-21swapper/123:00:001
2339903992921,4cyclictest0-21swapper/123:40:151
2339903992921,4cyclictest0-21swapper/120:30:281
2339903992920,5cyclictest0-21swapper/121:55:151
2339903992919,6cyclictest0-21swapper/100:30:001
2339903992918,7cyclictest0-21swapper/120:40:011
2339899992925,2cyclictest13550irq/42-30be0000.ethernet19:50:130
2339899992923,3cyclictest0-21swapper/020:00:160
2339899992922,3cyclictest0-21swapper/023:10:000
233991299289,9cyclictest2416131-21apt-get22:50:023
233991299289,5cyclictest131rcu_preempt23:20:113
233991299287,4cyclictest381rcuc/322:00:013
233991299285,7cyclictest40-21ksoftirqd/300:25:003
233991299285,7cyclictest2450363-21/usr/sbin/munin00:25:283
2339912992822,3cyclictest391ktimers/300:39:223
2339912992822,3cyclictest391ktimers/300:39:223
2339912992821,4cyclictest0-21swapper/321:30:253
2339912992818,6cyclictest2410519-21tail22:30:253
2339912992818,5cyclictest131rcu_preempt19:40:533
2339912992818,5cyclictest0-21swapper/320:00:013
2339912992817,4cyclictest131rcu_preempt20:25:443
233991299281,6cyclictest40-21ksoftirqd/323:40:033
2339912992813,3cyclictest131rcu_preempt21:03:113
2339908992821,4cyclictest0-21swapper/221:00:002
2339908992819,6cyclictest0-21swapper/200:00:012
2339908992818,6cyclictest2424895-21basename23:15:002
2339908992816,9cyclictest2385122-21ls21:20:002
2339903992823,3cyclictest2380448-21fschecks_time21:05:161
2339903992819,5cyclictest0-21swapper/120:07:321
2339899992821,5cyclictest121ktimers/000:20:120
2339899992820,4cyclictest0-21swapper/019:35:170
2339899992819,6cyclictest2413150-21tune2fs22:40:160
2339899992819,5cyclictest0-21swapper/000:30:010
2339899992818,7cyclictest0-21swapper/022:40:000
2339899992818,5cyclictest0-21swapper/000:00:250
233991299276,8cyclictest40-21ksoftirqd/323:40:143
233991299272,6cyclictest391ktimers/300:19:293
2339912992721,4cyclictest2340601-21ntp_kernel_pll_19:10:203
2339912992716,7cyclictest0-21swapper/321:10:273
2339912992712,4cyclictest131rcu_preempt00:10:133
2339908992721,4cyclictest2379686-21kworker/u8:1+events_unbound21:27:532
2339908992721,4cyclictest2379686-21kworker/u8:1+events_unbound21:27:532
2339908992721,4cyclictest2337753-21kworker/u8:0+events_unbound19:27:252
2339908992719,4cyclictest2447554-21auditctl00:20:002
2339908992719,4cyclictest2426594-21sh23:20:002
2339908992719,4cyclictest0-21swapper/221:00:162
2339903992721,3cyclictest0-21swapper/121:30:151
2339903992719,4cyclictest0-21swapper/121:55:001
2339903992719,4cyclictest0-21swapper/120:22:341
2339903992716,6cyclictest0-21swapper/119:45:251
2339899992721,3cyclictest0-21swapper/023:10:250
233991299267,4cyclictest131rcu_preempt20:11:113
233991299265,7cyclictest40-21ksoftirqd/321:25:133
233991299265,7cyclictest40-21ksoftirqd/321:25:123
2339912992618,4cyclictest0-21swapper/323:30:173
2339912992615,7cyclictest2414010-21grep22:40:253
233990899265,4cyclictest131rcu_preempt20:25:122
2339908992619,5cyclictest2433411-21kworker/u8:2+events_unbound23:40:192
2339908992619,3cyclictest0-21swapper/222:10:262
2339908992619,3cyclictest0-21swapper/200:00:262
2339908992618,4cyclictest0-21swapper/223:00:292
2339908992618,4cyclictest0-21swapper/200:05:162
2339903992619,3cyclictest0-21swapper/122:25:171
2339903992618,5cyclictest0-21swapper/100:20:161
2339903992615,7cyclictest0-21swapper/120:30:011
2339903992614,8cyclictest2392176-21ls21:40:001
2339899992620,4cyclictest2339535-21kworker/u8:1+events_unbound19:47:290
2339899992620,3cyclictest0-21swapper/023:35:010
2339899992620,3cyclictest0-21swapper/022:25:150
2339899992616,6cyclictest0-21swapper/000:15:260
2339899992615,7cyclictest0-21swapper/019:10:250
233991299253,5cyclictest40-21ksoftirqd/319:45:163
2339912992514,3cyclictest131rcu_preempt20:30:233
2339912992510,4cyclictest131rcu_preempt20:55:133
233990899256,4cyclictest131rcu_preempt20:10:122
2339908992519,4cyclictest2400472-21kworker/u8:2+events_unbound22:02:572
2339908992519,3cyclictest0-21swapper/200:30:262
2339908992519,3cyclictest0-21swapper/200:30:262
2339908992519,3cyclictest0-21swapper/200:25:272
2339908992518,3cyclictest0-21swapper/220:20:262
233990899251,6cyclictest131rcu_preempt22:45:112
2339908992516,6cyclictest0-21swapper/223:20:152
2339908992516,5cyclictest0-21swapper/220:30:252
2339903992518,5cyclictest2409502-21kworker/u8:0+events_unbound22:38:031
2339903992518,3cyclictest0-21swapper/122:05:001
2339903992517,4cyclictest0-21swapper/120:50:261
2339903992515,7cyclictest2358686-21which20:00:241
2339903992515,6cyclictest2418040-21cron22:55:001
2339903992515,6cyclictest0-21swapper/120:45:161
233989999252,9cyclictest0-21swapper/020:35:160
2339899992519,3cyclictest645-21runrttasks20:20:010
2339899992518,3cyclictest0-21swapper/021:30:310
2339899992517,5cyclictest0-21swapper/022:05:260
2339899992516,5cyclictest0-21swapper/020:20:260
2339899992516,5cyclictest0-21swapper/019:40:240
2339899992515,7cyclictest2385843-21missed_timers21:20:200
2339899992515,7cyclictest2385843-21missed_timers21:20:200
233991299247,4cyclictest131rcu_preempt22:20:163
2339908992417,4cyclictest0-21swapper/222:40:232
2339908992414,7cyclictest2409284-21latency_hist22:30:012
2339903992419,3cyclictest2372111-21/usr/sbin/munin20:40:211
2339903992416,5cyclictest0-21swapper/123:55:141
2339903992416,4cyclictest0-21swapper/119:40:251
2339903992414,6cyclictest2341099-21sed19:10:251
2339899992418,4cyclictest0-21swapper/020:05:250
2339899992417,3cyclictest0-21swapper/021:25:050
2339899992417,3cyclictest0-21swapper/021:25:040
2339899992414,6cyclictest0-21swapper/021:15:170
2339899992411,4cyclictest2376124-21unixbench_singl20:50:260
233990899234,5cyclictest131rcu_preempt22:35:122
2339908992317,3cyclictest0-21swapper/220:05:112
2339908992315,5cyclictest2453056-21fschecks_count00:35:152
2339908992315,5cyclictest2453056-21fschecks_count00:35:152
2339908992315,4cyclictest0-21swapper/200:20:262
2339903992317,3cyclictest0-21swapper/123:30:261
2339903992317,3cyclictest0-21swapper/121:20:231
2339903992317,3cyclictest0-21swapper/121:20:221
2339903992317,3cyclictest0-21swapper/100:05:261
2339903992317,3cyclictest0-21swapper/100:00:231
2339903992314,6cyclictest0-21swapper/100:10:241
2339903992313,7cyclictest2394114-21seq21:45:101
2339903992312,7cyclictest0-21swapper/119:30:241
2339899992316,3cyclictest0-21swapper/020:58:120
233989999231,5cyclictest2405615-21runrttasks22:17:190
233989999231,3cyclictest2437105-21apt-get23:50:130
233989999231,3cyclictest2380216-21apt-get21:05:130
2339899992313,6cyclictest0-21swapper/021:00:260
2339908992215,5cyclictest2341290-21kworker/u8:2+events_unbound19:15:252
2339908992214,5cyclictest2374412-21grep20:45:262
2339908992214,4cyclictest2419328-21unixbench_singl22:55:262
2339908992212,7cyclictest204-21dbus-daemon21:52:542
2339903992217,2cyclictest0-21swapper/122:50:011
2339903992215,4cyclictest0-21swapper/121:40:261
2339903992214,5cyclictest0-21swapper/121:25:251
2339903992214,5cyclictest0-21swapper/121:25:251
2339903992212,7cyclictest1-21systemd21:12:461
2339899992216,3cyclictest0-21swapper/023:25:160
233989999221,19cyclictest0-21swapper/022:45:480
233989999221,19cyclictest0-21swapper/022:00:070
233989999221,19cyclictest0-21swapper/021:45:080
233989999221,19cyclictest0-21swapper/020:48:530
233989999221,19cyclictest0-21swapper/000:33:540
233989999221,19cyclictest0-21swapper/000:33:540
233989999221,19cyclictest0-21swapper/000:12:010
233989999221,19cyclictest0-21swapper/000:07:030
233990899214,5cyclictest131rcu_preempt23:25:122
233990899211,4cyclictest2372465-21sed20:40:272
2339908992114,3cyclictest0-21swapper/222:20:162
2339908992113,5cyclictest0-21swapper/222:20:002
2339903992113,5cyclictest2436966-21date23:50:011
2339903992113,5cyclictest0-21swapper/119:15:161
2339899992116,3cyclictest13550irq/42-30be0000.ethernet22:10:120
2339899992116,3cyclictest0-21swapper/022:21:300
2339899992116,3cyclictest0-21swapper/020:43:200
2339908992014,4cyclictest2386705-21kworker/u8:0+events_unbound21:46:472
2339908992014,3cyclictest0-21swapper/222:55:012
2339908992014,3cyclictest0-21swapper/220:00:172
233990399205,4cyclictest131rcu_preempt19:26:451
2339903992012,5cyclictest2427355-21cat23:20:191
2339903992012,5cyclictest0-21swapper/119:35:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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