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2026-02-12 - 03:50
[ 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 Thu Feb 12, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2135402996434,25cyclictest2234236-21grep23:50:243
2135402996029,7cyclictest2202000-21sendmail22:19:593
2135393995342,6cyclictest204-21dbus-daemon23:15:551
2135388995245,4cyclictest2167556-21munin-plugin-st20:40:010
2135402995042,5cyclictest2172689-21apt-get20:55:003
2135393994841,5cyclictest2157333-21kworker/u8:2+events_unbound20:30:181
2135397994739,4cyclictest2219316-21idleruntime-cro23:10:012
2135397994638,5cyclictest2136731-21kworker/u8:2+events_unbound19:30:082
2135397994433,7cyclictest2231278-21cron23:45:002
2135388994318,4cyclictest2142973-21cron19:30:000
2135388994315,6cyclictest2167959-21tune2fs20:40:170
2135402994233,4cyclictest0-21swapper/323:39:593
2135397994235,4cyclictest2239841-21latency_hist00:09:592
2135393994234,4cyclictest0-21swapper/120:50:251
2135397994131,6cyclictest0-21swapper/223:35:002
2135388994134,4cyclictest2153465-21apt-get20:00:000
2135388994133,4cyclictest2246904-21idleruntime-cro00:30:000
2135388994117,5cyclictest0-21swapper/020:20:150
2135397994034,4cyclictest2160586-21kworker/u8:0+events_unbound20:25:172
2135393994032,5cyclictest2215885-21sendmail23:00:001
2135402993927,8cyclictest2184421-21grep21:25:253
2135397993932,5cyclictest2166069-21kworker/u8:1+events_unbound20:40:222
2135397993928,7cyclictest2146132-21grep19:35:242
2135388993928,8cyclictest2202065-21apt-config22:20:000
2135388993928,7cyclictest2198137-21grep22:05:260
2135402993824,11cyclictest391ktimers/320:25:123
2135393993831,4cyclictest0-21swapper/121:35:251
2135393993830,4cyclictest0-21swapper/120:20:001
2135393993824,10cyclictest0-21swapper/119:15:011
2135388993830,4cyclictest0-21swapper/021:50:000
2135388993829,5cyclictest0-21swapper/021:15:000
2135388993817,3cyclictest0-21swapper/000:36:430
2135402993730,4cyclictest2188296-21auditctl21:40:013
2135402993725,8cyclictest2213737-21grep22:50:263
2135397993727,6cyclictest208-21systemd-logind20:05:122
2135393993728,5cyclictest0-21swapper/122:25:001
2135393993725,7cyclictest0-21swapper/121:15:001
2135388993731,4cyclictest2205497-21kworker/u8:0+events_unbound22:30:460
2135388993727,7cyclictest2181004-21tail21:15:230
2135388993726,7cyclictest0-21swapper/020:15:240
2135388993724,9cyclictest2248340-21grep00:30:250
2135402993624,8cyclictest2170087-21sshd20:45:223
2135402993622,9cyclictest0-21swapper/323:50:003
2135402993622,9cyclictest0-21swapper/323:50:003
2135393993628,5cyclictest2236414-21munin-plugin-st23:59:591
2135393993627,4cyclictest0-21swapper/120:45:161
2135388993628,5cyclictest2224434-21cron23:25:010
2135388993626,6cyclictest2188311-21munin-plugin-st21:40:010
2135402993526,4cyclictest0-21swapper/322:50:003
2135402993525,7cyclictest2142975-21sh19:30:003
2135397993529,4cyclictest2232955-21kworker/u8:1+events_unbound23:53:192
2135393993524,8cyclictest2139354-21sendmail19:20:011
2135393993515,7cyclictest131rcu_preempt21:25:131
2135388993527,4cyclictest0-21swapper/020:50:000
2135397993426,5cyclictest2188298-21cron21:40:012
2135397993425,4cyclictest0-21swapper/221:40:342
2135397993423,8cyclictest2178034-21sh21:10:012
2135393993426,4cyclictest2159054-21apt-config20:15:001
2135393993423,6cyclictest0-21swapper/122:35:241
2135388993425,4cyclictest0-21swapper/021:30:010
2135402993326,4cyclictest0-21swapper/323:00:253
2135402993325,4cyclictest0-21swapper/319:50:263
2135402993324,4cyclictest0-21swapper/319:25:013
2135402993321,9cyclictest391ktimers/319:55:103
2135397993325,4cyclictest0-21swapper/220:50:252
213539399334,5cyclictest131rcu_preempt19:30:121
2135393993325,4cyclictest0-21swapper/121:40:161
2135393993323,5cyclictest0-21swapper/123:10:011
2135388993324,6cyclictest2172284-21grep20:50:240
2135388993323,6cyclictest0-21swapper/022:25:260
2135402993224,4cyclictest0-21swapper/322:40:013
2135402993223,6cyclictest2155779-21grep20:05:163
2135402993223,6cyclictest0-21swapper/319:15:023
2135402993223,5cyclictest2203913-21sh22:24:593
2135393993223,5cyclictest0-21swapper/123:54:591
2135393993223,4cyclictest0-21swapper/120:35:241
2135393993219,9cyclictest2198082-21grep22:05:241
2135388993224,5cyclictest0-21swapper/019:20:020
2135388993224,4cyclictest2221004-21cron23:15:000
2135388993224,4cyclictest0-21swapper/021:25:000
2135388993223,5cyclictest0-21swapper/022:50:260
2135388993222,6cyclictest2230867-21unixbench_singl23:40:240
2135402993122,7cyclictest391ktimers/322:10:123
2135397993123,4cyclictest0-21swapper/220:55:282
2135397993123,4cyclictest0-21swapper/220:45:252
2135397993120,7cyclictest2223976-21grep23:20:222
2135397993120,6cyclictest0-21swapper/200:30:192
2135393993125,4cyclictest2153375-21kworker/u8:0+events_unbound20:05:141
2135393993124,5cyclictest2191561-21kworker/u8:2+events_unbound21:50:381
2135393993123,4cyclictest0-21swapper/121:45:161
2135393993123,4cyclictest0-21swapper/100:35:251
2135393993122,6cyclictest0-21swapper/120:05:011
2135393993122,6cyclictest0-21swapper/120:05:011
2135393993121,6cyclictest0-21swapper/100:24:591
2135393993120,7cyclictest2230801-21grep23:40:251
2135393993117,5cyclictest2197097-21kworker/u8:1+events_unbound22:50:011
2135388993122,5cyclictest0-21swapper/021:55:300
2135388993121,6cyclictest0-21swapper/021:00:270
2135388993115,3cyclictest0-21swapper/020:05:140
2135402993022,4cyclictest0-21swapper/320:00:133
2135402993022,4cyclictest0-21swapper/320:00:123
2135402993022,4cyclictest0-21swapper/300:05:223
2135402993019,7cyclictest2210353-21grep22:40:253
2135402993019,7cyclictest2198109-21grep22:05:253
213539799302,5cyclictest131rcu_preempt23:25:132
2135397993024,4cyclictest2210515-21kworker/u8:2+events_unbound22:45:502
2135397993022,4cyclictest0-21swapper/222:50:242
2135397993022,4cyclictest0-21swapper/219:10:252
2135397993021,6cyclictest0-21swapper/223:15:012
2135397993019,6cyclictest0-21swapper/222:40:262
2135397993016,10cyclictest311ktimers/223:15:092
213539399309,4cyclictest0-21swapper/121:55:301
2135393993024,4cyclictest2136731-21kworker/u8:2+events_unbound19:38:411
2135393993023,4cyclictest2202013-21sendmail22:20:001
2135393993021,6cyclictest0-21swapper/100:30:011
2135388993022,4cyclictest0-21swapper/022:35:240
2135388993021,6cyclictest2214456-21ls22:55:130
2135388993021,6cyclictest0-21swapper/021:55:010
2135402992921,4cyclictest0-21swapper/320:35:203
2135397992922,5cyclictest2183165-21kworker/u8:1+events_unbound21:25:122
2135397992920,4cyclictest0-21swapper/200:35:152
213539799290,4cyclictest131rcu_preempt23:55:112
2135393992921,4cyclictest0-21swapper/123:20:201
2135393992920,4cyclictest0-21swapper/121:20:011
2135393992919,6cyclictest2206868-21grep22:30:241
2135393992917,8cyclictest2247739-21grep00:30:191
2135393992917,7cyclictest2214313-21cat22:55:011
2135388992922,3cyclictest0-21swapper/023:59:590
2135388992921,5cyclictest0-21swapper/022:14:590
2135402992820,5cyclictest2177968-21kworker/u8:1+events_unbound21:10:293
2135402992820,5cyclictest0-21swapper/321:50:253
2135402992820,4cyclictest0-21swapper/321:30:243
2135402992818,6cyclictest2248335-21grep00:30:253
2135402992818,5cyclictest2174184-21grep20:55:283
2135397992822,3cyclictest0-21swapper/223:40:002
2135397992821,4cyclictest0-21swapper/222:35:252
2135397992821,4cyclictest0-21swapper/220:30:252
2135397992821,3cyclictest0-21swapper/223:49:592
2135397992821,3cyclictest0-21swapper/223:49:592
2135397992821,3cyclictest0-21swapper/221:55:142
2135397992819,7cyclictest2157333-21kworker/u8:2+events_unbound20:24:422
2135397992814,5cyclictest2240062-21kworker/u8:0+events_unbound00:18:272
2135393992822,4cyclictest2148027-21kworker/u8:0-events_freezable_power_19:45:261
2135393992820,4cyclictest0-21swapper/121:00:011
2135393992819,4cyclictest0-21swapper/122:10:261
2135388992820,5cyclictest0-21swapper/019:10:170
2135402992721,3cyclictest0-21swapper/320:20:243
2135402992720,4cyclictest2243334-21wc00:20:013
2135402992718,7cyclictest2183283-21latency_hist21:25:003
2135402992718,5cyclictest0-21swapper/322:55:243
2135402992717,6cyclictest2205990-21fschecks_count22:30:163
2135402992717,6cyclictest2138028-21cut19:15:163
2135402992716,6cyclictest2205628-21ls22:30:003
2135397992721,3cyclictest0-21swapper/220:10:282
2135397992721,3cyclictest0-21swapper/219:40:242
2135397992719,5cyclictest311ktimers/220:35:102
2135397992717,5cyclictest2191269-21grep21:45:262
213539799271,6cyclictest131rcu_preempt19:55:112
2135397992715,8cyclictest1-21systemd20:00:122
2135397992715,8cyclictest1-21systemd20:00:122
2135397992715,7cyclictest0-21swapper/222:05:002
2135397992714,5cyclictest142-1kworker/2:1H+kblockd00:30:012
2135393992721,4cyclictest2229225-21kworker/u8:0+events_unbound00:03:341
2135393992721,3cyclictest0-21swapper/122:40:261
2135393992720,4cyclictest2241108-21head00:10:271
2135393992718,6cyclictest2216279-21grep23:00:141
2135393992718,4cyclictest0-21swapper/123:25:151
2135388992721,3cyclictest0-21swapper/000:15:270
2135402992615,7cyclictest2165864-21basename20:35:013
2135402992615,6cyclictest0-21swapper/323:15:233
2135397992618,5cyclictest2201980-21apt-get22:20:002
2135397992617,6cyclictest0-21swapper/222:24:592
2135397992613,9cyclictest311ktimers/222:10:122
2135393992619,4cyclictest0-21swapper/121:20:251
2135393992619,3cyclictest0-21swapper/100:20:001
2135393992617,5cyclictest0-21swapper/123:35:161
2135393992617,4cyclictest0-21swapper/123:15:011
2135393992616,5cyclictest0-21swapper/123:45:251
2135393992616,5cyclictest0-21swapper/123:45:241
2135388992619,4cyclictest2165454-21unixbench_singl20:30:260
2135388992619,4cyclictest2144810-21latency_hist19:35:010
2135388992618,5cyclictest0-21swapper/019:45:260
2135388992617,5cyclictest0-21swapper/023:50:240
2135402992519,3cyclictest2236403-21cron00:00:003
2135402992516,4cyclictest0-21swapper/319:35:003
2135402992514,8cyclictest2149435-21sed19:45:253
2135397992519,4cyclictest2186115-21tail21:30:232
2135397992519,3cyclictest2159455-21cut20:15:162
2135397992518,4cyclictest0-21swapper/222:55:232
2135397992513,8cyclictest0-21swapper/219:50:262
213539399253,4cyclictest2151847-21ls19:55:011
2135393992519,4cyclictest2157333-21kworker/u8:2+events_unbound20:20:171
2135393992519,3cyclictest0-21swapper/119:25:241
2135393992518,3cyclictest0-21swapper/120:40:161
2135393992515,7cyclictest2146980-21entropy19:40:151
2135388992517,5cyclictest2244423-21ls00:20:230
2135388992517,5cyclictest0-21swapper/023:45:250
2135388992517,5cyclictest0-21swapper/023:45:250
2135388992517,4cyclictest2195571-21fschecks_time22:00:170
2135388992516,5cyclictest2178032-21cron21:10:010
2135402992417,4cyclictest0-21swapper/319:35:243
2135402992417,4cyclictest0-21swapper/300:20:243
2135402992414,6cyclictest0-21swapper/321:45:253
2135397992418,4cyclictest2197097-21kworker/u8:1+events_unbound22:27:362
2135397992418,4cyclictest2197097-21kworker/u8:1+events_unbound22:05:292
2135397992418,3cyclictest0-21swapper/219:30:022
2135397992415,5cyclictest0-21swapper/222:30:192
2135397992415,5cyclictest0-21swapper/221:10:262
213539399244,5cyclictest2149743-21kworker/u8:1+events_unbound19:55:241
2135393992418,4cyclictest231ktimers/100:05:101
2135393992418,3cyclictest0-21swapper/122:00:221
2135393992417,5cyclictest2118269-21kworker/u8:1+events_unbound19:20:051
2135393992415,5cyclictest0-21swapper/123:30:251
2135393992414,7cyclictest2176649-21awk21:05:131
213538899241,9cyclictest2174634-21basename21:00:010
2135388992417,3cyclictest0-21swapper/023:33:550
2135388992416,5cyclictest0-21swapper/022:40:250
2135388992416,5cyclictest0-21swapper/000:00:150
2135388992415,6cyclictest0-21swapper/000:05:140
213538899241,19cyclictest0-21swapper/023:39:400
213538899241,19cyclictest0-21swapper/022:46:430
213538899241,19cyclictest0-21swapper/019:53:210
2135402992316,5cyclictest164-21systemd-journal20:11:413
2135402992316,5cyclictest164-21systemd-journal00:35:393
2135402992316,4cyclictest0-21swapper/300:00:243
2135402992315,5cyclictest0-21swapper/300:30:013
2135402992315,4cyclictest0-21swapper/320:15:153
2135402992313,6cyclictest2231284-21sh23:44:593
213539799235,5cyclictest131rcu_preempt00:00:122
2135397992317,3cyclictest0-21swapper/219:50:012
2135397992317,3cyclictest0-21swapper/200:10:182
2135397992316,4cyclictest0-21swapper/221:00:252
213539799231,4cyclictest131rcu_preempt00:20:112
2135397992310,3cyclictest32-21ksoftirqd/219:20:012
2135393992317,3cyclictest0-21swapper/121:30:231
2135388992317,3cyclictest13850irq/36-mmc123:05:000
2135388992316,4cyclictest2224837-21grep23:25:160
2135388992316,3cyclictest0-21swapper/023:07:380
2135388992316,3cyclictest0-21swapper/019:20:270
2135388992315,6cyclictest2158253-21ls20:10:260
2135388992315,5cyclictest0-21swapper/000:10:270
2135388992313,7cyclictest2222296-21grep23:15:240
2135388992313,7cyclictest2203500-21grep22:20:230
213538899231,18cyclictest0-21swapper/021:44:320
213538899230,19cyclictest0-21swapper/020:29:360
2135402992216,3cyclictest0-21swapper/323:10:223
2135402992214,4cyclictest2195131-21cron22:00:013
2135402992212,6cyclictest2190021-21auditctl21:45:013
2135397992215,5cyclictest2197097-21kworker/u8:1+events_unbound23:00:242
2135388992213,6cyclictest2147421-21grep19:40:200
213538899221,19cyclictest0-21swapper/020:04:330
213538899221,19cyclictest0-21swapper/020:04:330
2135402992115,3cyclictest2224448-21idleruntime-cro23:25:013
2135402992115,3cyclictest0-21swapper/323:05:213
2135402992114,4cyclictest2226565-21fschecks_time23:30:173
2135402992113,5cyclictest391ktimers/320:40:173
2135402992110,8cyclictest204-21dbus-daemon21:15:293
213538899211,18cyclictest0-21swapper/021:33:310
2135402992013,5cyclictest391ktimers/321:05:123
2135402992013,4cyclictest2241527-21cron00:15:003
213540299201,11cyclictest2175932-21sshd21:00:273
2135402992010,7cyclictest2147074-21fschecks_time19:40:163
2135397992013,5cyclictest2160586-21kworker/u8:0+events_unbound21:20:242
2135397992013,4cyclictest0-21swapper/219:20:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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