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2026-02-24 - 21:25
[ 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 Tue Feb 24, 2026 12:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1726318995241,7cyclictest1778332-21grep09:35:240
1726322995039,7cyclictest1780070-21grep09:40:251
1726318994840,5cyclictest1777110-21munin-plugin-st09:35:000
1726331994737,6cyclictest1778386-21unixbench_singl09:35:243
1726322994536,6cyclictest1736011-21fschecks_count07:35:171
1726327994436,5cyclictest1788945-21kworker/u8:1+events_unbound11:20:112
1726327994235,4cyclictest1745878-21cron08:05:012
1726327994234,5cyclictest1768126-21cut09:10:002
1726318994233,6cyclictest1773892-21grep09:25:170
1726318994233,6cyclictest1773892-21grep09:25:170
1726322994131,6cyclictest0-21swapper/112:15:001
1726318994134,5cyclictest1812701-21kworker/u8:3+events_unbound11:35:230
1726327994031,6cyclictest0-21swapper/210:10:012
1726318994029,6cyclictest0-21swapper/011:40:250
1726331993930,4cyclictest0-21swapper/309:30:013
1726331993930,4cyclictest0-21swapper/309:30:003
1726322993932,5cyclictest1803437-21kworker/u8:0+events_unbound11:40:231
1726322993931,4cyclictest1802759-21idleruntime-cro10:50:001
1726318993912,6cyclictest131rcu_preempt07:40:110
1726327993830,4cyclictest0-21swapper/211:45:002
1726327993828,6cyclictest0-21swapper/211:20:002
1726331993730,4cyclictest1765073-21fschecks_count09:00:153
1726331993730,4cyclictest1765073-21fschecks_count09:00:153
1726331993726,6cyclictest0-21swapper/310:10:253
1726327993729,5cyclictest208-21systemd-logind08:54:392
1726327993727,6cyclictest0-21swapper/212:10:242
1726327993726,7cyclictest1790355-21grep10:10:252
1726322993726,7cyclictest1747106-21grep08:05:261
1726318993727,6cyclictest0-21swapper/007:35:250
1726318993726,7cyclictest1833740-21grep12:15:250
1726331993629,5cyclictest1801547-21kworker/u8:2+events_unbound10:55:083
1726331993627,5cyclictest0-21swapper/311:45:003
1726331993625,7cyclictest1740749-21auditctl07:50:023
1726331993624,7cyclictest0-21swapper/310:45:263
1726322993627,4cyclictest0-21swapper/107:40:261
1726322993626,6cyclictest0-21swapper/111:40:001
1726322993618,11cyclictest1752458-21kworker/u8:1+events_unbound08:35:141
1726318993628,5cyclictest1764716-21sendmail09:00:000
1726318993626,7cyclictest1766410-21idleruntime-cro09:05:000
1726318993626,7cyclictest1766410-21idleruntime-cro09:05:000
1726318993624,8cyclictest1727473-21grep07:10:290
1726331993526,5cyclictest1814580-21kworker/u8:2+events_unbound11:50:253
1726331993525,6cyclictest0-21swapper/307:20:243
1726327993528,4cyclictest0-21swapper/210:30:182
1726327993528,4cyclictest0-21swapper/210:30:172
1726327993526,6cyclictest0-21swapper/210:25:282
1726327993525,6cyclictest0-21swapper/208:15:262
1726327993525,6cyclictest0-21swapper/207:35:012
1726327993525,6cyclictest0-21swapper/207:35:002
1726322993529,4cyclictest1735849-21kworker/u8:3+events_unbound09:04:431
1726322993529,4cyclictest1735849-21kworker/u8:3+events_unbound09:04:421
1726322993527,4cyclictest0-21swapper/111:00:011
1726322993526,5cyclictest0-21swapper/112:25:181
1726322993526,5cyclictest0-21swapper/112:20:301
1726322993524,8cyclictest1785655-21cat10:00:001
1726318993525,6cyclictest0-21swapper/009:50:260
1726318993524,8cyclictest1832457-21auditctl12:15:000
1726331993427,3cyclictest1757845-21kthreadd08:40:003
1726331993426,4cyclictest0-21swapper/312:25:003
1726331993426,4cyclictest0-21swapper/309:55:273
1726331993425,5cyclictest0-21swapper/311:35:263
1726331993423,7cyclictest0-21swapper/311:10:013
1726331993423,7cyclictest0-21swapper/311:10:003
1726327993425,6cyclictest0-21swapper/210:20:272
1726327993424,6cyclictest0-21swapper/211:25:152
1726327993424,6cyclictest0-21swapper/210:45:002
1726327993424,6cyclictest0-21swapper/210:20:002
1726322993425,5cyclictest1793753-21unixbench_multi10:20:271
1726322993424,7cyclictest1797221-21grep10:30:261
1726322993424,7cyclictest1797221-21grep10:30:261
1726322993424,7cyclictest1751467-21fschecks_time08:20:181
1726322993423,7cyclictest0-21swapper/109:30:241
1726318993425,6cyclictest0-21swapper/008:35:150
1726318993425,5cyclictest1807881-21sh11:05:000
1726318993424,6cyclictest0-21swapper/010:50:000
1726318993422,6cyclictest0-21swapper/010:40:250
1726318993421,9cyclictest121ktimers/011:30:120
1726331993325,5cyclictest0-21swapper/311:55:253
1726331993324,6cyclictest1780072-21unixbench_multi09:40:243
1726331993324,6cyclictest1738591-21unixbench_multi07:40:253
1726331993324,5cyclictest0-21swapper/308:05:163
1726331993323,5cyclictest0-21swapper/312:00:253
1726331993322,5cyclictest1816029-21head11:25:263
1726327993326,3cyclictest0-21swapper/208:45:002
1726327993324,6cyclictest0-21swapper/209:35:002
1726327993324,6cyclictest0-21swapper/207:55:012
1726327993323,6cyclictest0-21swapper/211:05:002
1726327993321,9cyclictest311ktimers/211:55:122
1726322993326,5cyclictest1766635-21kworker/u8:1+events_unbound09:19:451
1726322993326,4cyclictest1795930-21idleruntime-cro10:30:001
1726322993325,5cyclictest1811310-21munin-plugin-st11:15:001
1726322993325,4cyclictest0-21swapper/112:00:251
1726322993324,5cyclictest0-21swapper/112:15:151
1726318993326,4cyclictest1794211-21cron10:25:010
1726318993326,4cyclictest0-21swapper/012:35:250
1726318993326,4cyclictest0-21swapper/011:50:250
1726318993323,6cyclictest0-21swapper/009:20:260
1726318993323,6cyclictest0-21swapper/009:20:260
1726318993322,5cyclictest1752293-21grep08:20:280
172631899332,11cyclictest1754007-21sed08:25:260
1726322993224,4cyclictest0-21swapper/107:55:011
1726322993224,4cyclictest0-21swapper/107:25:271
1726322993224,4cyclictest0-21swapper/107:25:271
1726322993222,6cyclictest0-21swapper/111:25:271
1726322993222,5cyclictest0-21swapper/110:15:251
1726322993221,7cyclictest0-21swapper/110:05:001
1726322993217,5cyclictest131rcu_preempt07:30:111
1726322993217,5cyclictest131rcu_preempt07:30:111
1726322993216,5cyclictest1733357-21kworker/u8:0+events_unbound08:44:391
1726318993223,6cyclictest1731074-21ntp_offset07:20:190
1726318993222,6cyclictest1837159-21grep12:25:270
1726318993220,5cyclictest1734932-21grep07:30:250
1726318993220,5cyclictest1734932-21grep07:30:250
1726331993124,4cyclictest0-21swapper/312:35:013
1726331993123,5cyclictest0-21swapper/309:15:013
1726331993123,4cyclictest1786110-21fschecks_time10:00:183
1726331993121,7cyclictest1794680-21tune2fs10:25:193
1726327993122,6cyclictest0-21swapper/210:50:002
1726327993122,5cyclictest0-21swapper/212:15:262
1726327993121,6cyclictest0-21swapper/209:40:252
172632299319,12cyclictest131rcu_preempt08:30:401
1726322993124,4cyclictest1789078-21sh10:10:001
1726322993123,4cyclictest0-21swapper/109:20:271
1726322993123,4cyclictest0-21swapper/109:20:261
1726322993122,6cyclictest1778335-21unixbench_multi09:35:241
1726322993118,8cyclictest1800613-21grep10:40:241
1726331993024,4cyclictest1735849-21kworker/u8:3+events_unbound08:59:403
1726331993023,3cyclictest0-21swapper/312:10:013
1726331993023,3cyclictest0-21swapper/311:25:003
1726331993023,3cyclictest0-21swapper/308:44:373
1726331993022,5cyclictest1792081-21grep10:15:243
1726331993022,5cyclictest0-21swapper/312:40:013
1726331993022,4cyclictest0-21swapper/312:10:253
1726331993019,7cyclictest1783481-21grep09:50:253
1726327993023,4cyclictest0-21swapper/212:35:252
1726327993022,5cyclictest0-21swapper/210:55:012
1726327993021,6cyclictest0-21swapper/211:10:152
1726327993021,6cyclictest0-21swapper/208:40:002
1726327993020,6cyclictest0-21swapper/211:35:252
1726327993020,6cyclictest0-21swapper/209:35:162
172632799300,14cyclictest0-21swapper/209:15:132
1726322993023,4cyclictest1841232-21sendmail12:40:001
1726322993022,4cyclictest0-21swapper/107:55:261
1726322993017,9cyclictest231ktimers/107:45:131
1726318993024,4cyclictest1766635-21kworker/u8:1+events_unbound09:11:410
1726331992922,4cyclictest0-21swapper/312:25:263
1726331992921,4cyclictest0-21swapper/308:20:013
1726331992919,6cyclictest1780966-21grep09:45:163
1726327992923,3cyclictest0-21swapper/209:05:012
1726327992923,3cyclictest0-21swapper/209:05:002
1726327992922,4cyclictest0-21swapper/212:00:242
1726327992922,4cyclictest0-21swapper/209:20:172
1726327992922,4cyclictest0-21swapper/209:20:162
1726327992921,5cyclictest0-21swapper/212:30:002
1726327992920,6cyclictest0-21swapper/211:50:242
1726327992920,6cyclictest0-21swapper/207:20:242
1726327992919,7cyclictest0-21swapper/212:25:002
1726327992919,7cyclictest0-21swapper/211:35:012
1726327992919,6cyclictest0-21swapper/208:55:262
1726322992921,6cyclictest1803437-21kworker/u8:0+events_unbound11:05:091
1726322992921,6cyclictest1803437-21kworker/u8:0+events_unbound11:05:091
1726322992921,4cyclictest0-21swapper/109:50:161
1726322992920,6cyclictest1728968-21grep07:15:171
1726322992913,8cyclictest131rcu_preempt12:05:231
1726318992923,4cyclictest1830409-21kworker/u8:0+events_unbound12:06:410
1726318992921,4cyclictest0-21swapper/011:59:590
1726318992921,4cyclictest0-21swapper/007:55:240
1726318992919,6cyclictest0-21swapper/010:55:220
1726318992919,4cyclictest1808312-21fschecks_time11:05:180
1726318992919,4cyclictest1808312-21fschecks_time11:05:170
1726318992913,6cyclictest1788945-21kworker/u8:1+events_unbound10:10:120
172631899291,25cyclictest1821779-21apt-get11:45:030
172631899291,14cyclictest131rcu_preempt09:40:190
1726331992822,3cyclictest0-21swapper/311:35:003
1726331992822,3cyclictest0-21swapper/309:20:163
1726331992822,3cyclictest0-21swapper/309:20:163
1726331992820,4cyclictest0-21swapper/310:20:243
1726331992820,4cyclictest0-21swapper/307:30:253
1726331992820,4cyclictest0-21swapper/307:30:253
1726331992819,6cyclictest0-21swapper/308:20:283
1726331992819,4cyclictest0-21swapper/310:50:143
1726327992822,3cyclictest0-21swapper/212:05:152
1726327992820,4cyclictest0-21swapper/207:10:312
1726322992820,5cyclictest0-21swapper/108:55:161
1726322992820,4cyclictest1781754-21unixbench_multi09:45:261
1726322992820,4cyclictest0-21swapper/109:10:241
1726322992820,4cyclictest0-21swapper/108:50:151
1726322992818,6cyclictest1790775-21sh10:15:001
1726322992818,6cyclictest0-21swapper/108:25:261
172631899289,6cyclictest11-21ksoftirqd/010:30:170
172631899289,6cyclictest11-21ksoftirqd/010:30:170
1726318992822,4cyclictest1733357-21kworker/u8:0+events_unbound07:46:420
172631899282,14cyclictest1771747-21sh09:20:000
172631899281,22cyclictest1799348-21idleruntime-cro10:40:010
172631899281,22cyclictest1799348-21idleruntime-cro10:40:000
172633199278,11cyclictest1733357-21kworker/u8:0+events_unbound08:28:193
1726331992718,4cyclictest0-21swapper/311:10:263
1726327992719,4cyclictest0-21swapper/208:10:242
1726327992718,6cyclictest0-21swapper/208:35:002
172632299276,13cyclictest0-21swapper/111:30:191
1726322992720,3cyclictest0-21swapper/107:15:011
1726322992719,6cyclictest1823395-21kworker/u8:1+events_unbound12:32:401
1726322992714,4cyclictest131rcu_preempt08:46:281
172631899277,10cyclictest11-21ksoftirqd/009:05:200
1726318992720,5cyclictest151rcuc/008:15:140
1726318992718,6cyclictest1762521-21grep08:50:250
1726318992718,5cyclictest0-21swapper/007:25:280
1726318992718,5cyclictest0-21swapper/007:25:270
1726318992714,7cyclictest164-21systemd-journal10:19:580
172631899271,23cyclictest0-21swapper/009:55:130
1726331992619,4cyclictest1832893-21grep12:15:163
1726331992618,5cyclictest0-21swapper/310:30:263
1726331992618,5cyclictest0-21swapper/310:30:253
1726331992618,4cyclictest0-21swapper/307:15:003
1726331992617,7cyclictest1755622-21timerwakeupswit08:30:243
1726331992616,7cyclictest1761950-21cut08:50:193
1726327992619,4cyclictest0-21swapper/207:15:022
1726327992618,5cyclictest0-21swapper/207:40:252
1726327992617,5cyclictest0-21swapper/211:05:262
1726327992617,5cyclictest0-21swapper/211:05:262
1726327992616,7cyclictest1740765-21basename07:50:012
172632299269,7cyclictest131rcu_preempt10:35:161
172632299269,7cyclictest131rcu_preempt10:35:151
172632299266,4cyclictest0-21swapper/108:15:131
172632299265,12cyclictest131rcu_preempt11:25:011
1726322992620,3cyclictest0-21swapper/111:45:221
1726322992619,4cyclictest1804467-21munin-plugin-st10:55:001
1726322992618,4cyclictest0-21swapper/107:20:251
172631899268,11cyclictest204-21dbus-daemon11:20:100
1726318992620,4cyclictest1801547-21kworker/u8:2+events_unbound11:10:160
1726318992620,4cyclictest1788945-21kworker/u8:1+events_unbound10:25:280
1726318992619,5cyclictest1733357-21kworker/u8:0+events_unbound08:03:270
1726318992619,4cyclictest1839329-21latency_hist12:35:010
1726318992619,3cyclictest0-21swapper/011:15:200
1726318992616,6cyclictest0-21swapper/011:30:000
172631899261,11cyclictest0-21swapper/010:53:350
1726331992518,5cyclictest1730020-21kworker/u8:3+events_unbound07:27:083
1726331992518,5cyclictest1730020-21kworker/u8:3+events_unbound07:27:073
1726331992517,4cyclictest0-21swapper/311:45:283
172633199251,21cyclictest1743171-21wc07:55:213
1726327992518,4cyclictest0-21swapper/210:00:262
1726327992518,4cyclictest0-21swapper/208:45:202
1726327992518,4cyclictest0-21swapper/207:35:252
1726327992515,7cyclictest1747357-21seq08:07:212
1726327992514,7cyclictest1754004-21grep08:25:272
172632799251,18cyclictest0-21swapper/208:20:232
1726322992518,5cyclictest1788945-21kworker/u8:1+events_unbound11:00:081
172631899252,4cyclictest645-21runrttasks08:40:210
1726318992519,4cyclictest1782170-21kworker/u8:3+events_unbound09:49:370
1726318992519,3cyclictest13550irq/42-30be0000.ethernet07:20:000
1726318992518,5cyclictest1823395-21kworker/u8:1+events_unbound12:03:160
1726318992518,4cyclictest0-21swapper/008:10:250
1726318992517,6cyclictest1787454-21sed10:05:000
1726318992514,7cyclictest0-21swapper/008:30:250
172633199245,3cyclictest131rcu_preempt10:05:253
1726331992418,3cyclictest0-21swapper/311:20:003
1726331992418,3cyclictest0-21swapper/309:05:143
1726331992417,4cyclictest0-21swapper/308:00:263
1726331992416,4cyclictest0-21swapper/307:50:273
172633199240,11cyclictest1800603-21unixbench_multi10:40:253
1726327992417,3cyclictest0-21swapper/209:55:002
172632799241,6cyclictest1775195-21awk09:30:002
172632799241,6cyclictest1775195-21awk09:30:002
1726327992416,5cyclictest0-21swapper/208:00:022
1726327992416,5cyclictest0-21swapper/207:25:222
1726327992416,5cyclictest0-21swapper/207:25:222
1726327992414,7cyclictest1785393-21seq09:57:052
1726322992418,3cyclictest0-21swapper/109:30:001
1726322992418,3cyclictest0-21swapper/109:30:001
1726322992416,5cyclictest1735849-21kworker/u8:3+events_unbound08:10:191
1726322992416,4cyclictest0-21swapper/108:04:301
1726322992411,4cyclictest131rcu_preempt09:05:121
172631899249,10cyclictest1834630-21fschecks_time12:20:160
1726318992415,4cyclictest0-21swapper/008:45:250
172631899241,15cyclictest1747162-21head08:05:260
1726331992317,3cyclictest0-21swapper/309:20:003
1726331992315,5cyclictest0-21swapper/310:35:253
1726331992315,5cyclictest0-21swapper/310:35:253
1726331992315,4cyclictest0-21swapper/311:00:273
1726327992314,6cyclictest1798532-21rt-features10:35:232
1726327992314,6cyclictest1798532-21rt-features10:35:232
1726327992313,7cyclictest1805275-21awk10:55:192
172632799231,15cyclictest0-21swapper/212:30:102
172632799231,15cyclictest0-21swapper/209:45:132
172632299236,9cyclictest1822687-21kworker/1:2-mm_percpu_wq11:50:061
1726322992317,4cyclictest1812701-21kworker/u8:3+events_unbound11:56:511
1726322992316,5cyclictest1788945-21kworker/u8:1+events_unbound11:19:051
1726318992317,3cyclictest0-21swapper/010:05:140
1726331992217,3cyclictest0-21swapper/309:30:233
1726331992216,3cyclictest0-21swapper/307:15:043
1726331992215,4cyclictest1736415-21ntpq07:35:213
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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