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2026-02-08 - 02:59
[ 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 #6

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 rackeslot6s.osadl.org (updated Sat Feb 07, 2026 12:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1795963998923,38cyclictest1819303-21/usr/sbin/munin09:25:181
179596399816,20cyclictest1823516-21/usr/sbin/munin09:50:191
179596399683,29cyclictest0-21swapper/107:55:001
1795963996810,33cyclictest0-21swapper/108:40:011
179596399661,21cyclictest0-21swapper/109:40:011
1795960996417,43cyclictest0-21swapper/009:00:010
179596399637,26cyclictest0-21swapper/110:50:181
1795963996214,39cyclictest1813752-21/usr/sbin/munin08:50:271
179596399603,30cyclictest0-21swapper/108:20:021
1795963995910,20cyclictest1843029-21/usr/sbin/munin11:45:181
1795964995851,4cyclictest30-21rcuc/209:30:012
1795963995538,8cyclictest1814775-21apt-get09:00:031
179596499540,31cyclictest1826891-21/usr/sbin/munin10:10:192
179596499540,31cyclictest1826891-21/usr/sbin/munin10:10:182
1795963995426,13cyclictest0-21swapper/107:25:151
1795963995411,32cyclictest0-21swapper/110:10:001
1795960995243,6cyclictest1849677-21munin-plugin-st12:25:000
1795963995131,11cyclictest0-21swapper/110:04:591
1795963995126,14cyclictest0-21swapper/112:15:141
1795960995141,6cyclictest0-21swapper/007:10:110
1795963995032,12cyclictest1835347-21apt-get11:00:151
1795963995024,14cyclictest0-21swapper/110:35:151
1795963995010,14cyclictest1837951-21/usr/sbin/munin11:15:191
1795960995034,13cyclictest0-21swapper/011:45:260
179596499494,17cyclictest30-21rcuc/207:35:012
1795963994911,31cyclictest1827504-21/usr/sbin/munin10:10:281
1795963994911,31cyclictest1827504-21/usr/sbin/munin10:10:281
179596499485,38cyclictest14-21rcu_preempt10:50:002
1795964994839,5cyclictest1828379-21sendmail10:20:002
1795960994840,4cyclictest167350irq/118-8000000.ethernet-tx012:05:190
1795960994836,9cyclictest0-21swapper/007:40:270
1795960994830,14cyclictest167350irq/118-8000000.ethernet-tx011:15:170
179596099482,6cyclictest0-21swapper/010:30:010
1795963994730,11cyclictest0-21swapper/109:05:151
1795963994727,15cyclictest0-21swapper/109:40:161
1795960994740,4cyclictest20650irq/252-8000000.ethernet09:40:250
179596499466,36cyclictest1835984-21apt-get11:05:022
1795963994634,8cyclictest1845012-21/usr/sbin/munin11:55:261
1795963994629,11cyclictest1809594-21/usr/sbin/munin08:25:291
1795963994629,11cyclictest1809594-21/usr/sbin/munin08:25:291
1795963994628,13cyclictest1811946-21phc2sys08:40:261
1795960994636,6cyclictest1808052-21sed08:20:010
1795960994636,6cyclictest0-21swapper/007:40:000
1795964994538,4cyclictest1818196-21unixbench_singl09:15:292
1795964994538,4cyclictest1818196-21unixbench_singl09:15:292
1795964994534,7cyclictest1831671-21grep10:35:282
1795964994527,9cyclictest0-21swapper/211:30:282
179596399455,18cyclictest0-21swapper/111:45:001
1795963994534,7cyclictest1840492-21munin-node11:30:111
1795963994532,7cyclictest1805162-21/usr/sbin/munin08:00:251
1795963994528,10cyclictest1834490-21apt-get10:55:131
1795963994526,13cyclictest0-21swapper/107:30:151
1795963994525,13cyclictest1850018-21ssh12:25:201
1795963994523,19cyclictest0-21swapper/108:45:101
1795963994523,11cyclictest0-21swapper/107:20:131
1795963994519,14cyclictest0-21swapper/109:55:151
1795964994435,5cyclictest1848741-21sendmail12:20:002
1795963994436,4cyclictest1827735-21apt-get10:15:141
1795963994432,8cyclictest1850718-21apt-get12:30:151
1795963994426,9cyclictest0-21swapper/109:30:191
1795963994424,13cyclictest1801238-21/usr/sbin/munin07:35:301
1795963994422,11cyclictest0-21swapper/107:10:131
179596099443,7cyclictest1851566-21grep12:35:010
1795960994432,8cyclictest0-21swapper/012:40:000
179596099442,40cyclictest0-21swapper/009:20:140
179596099441,5cyclictest1813909-21users08:50:290
1795964994336,3cyclictest1838594-21cron11:20:002
179596499432,4cyclictest1822374-21unixbench_multi09:40:302
1795963994334,4cyclictest1836278-21apt-get11:05:141
1795963994326,12cyclictest0-21swapper/109:20:121
1795963994325,12cyclictest1817981-21/usr/sbin/munin09:15:271
1795963994325,12cyclictest1817981-21/usr/sbin/munin09:15:271
1795963994325,10cyclictest1806612-21/usr/sbin/munin08:10:181
1795963994321,13cyclictest1817379-21/usr/sbin/munin09:10:281
1795960994333,5cyclictest20850irq/208-8000000.ethernet10:45:280
179596099431,5cyclictest1817867-21/usr/sbin/munin09:15:240
179596099431,5cyclictest1817867-21/usr/sbin/munin09:15:240
179596099431,4cyclictest1848728-21apt-get12:20:020
179596099431,38cyclictest1810339-21ptp4l-jitter08:30:270
1795964994234,5cyclictest1835136-21tr11:00:002
1795964994231,4cyclictest167550irq/134-8000000.ethernet-tx209:30:232
179596499422,31cyclictest0-21swapper/212:25:232
1795963994235,4cyclictest1846413-21apt-get12:05:131
1795963994235,4cyclictest1822682-21apt-get09:45:161
1795963994231,5cyclictest1841335-21apt-get11:35:161
1795963994231,5cyclictest1841335-21apt-get11:35:161
1795963994230,8cyclictest1814557-21/usr/sbin/munin08:55:271
1795963994228,8cyclictest1839014-21/usr/sbin/munin11:20:211
1795963994227,9cyclictest1845907-21/usr/sbin/munin12:00:251
1795963994225,10cyclictest0-21swapper/111:10:121
1795963994224,9cyclictest0-21swapper/112:10:221
1795963994223,12cyclictest1830345-21/usr/sbin/munin10:30:171
1795960994236,3cyclictest167350irq/118-8000000.ethernet-tx008:00:140
1795960994232,5cyclictest1795957-21cyclictest11:30:020
179596099422,4cyclictest1821288-21memory09:35:260
179596099421,39cyclictest0-21swapper/011:40:190
179596099421,38cyclictest0-21swapper/007:55:170
1795964994131,6cyclictest1815643-21grep09:00:272
179596499411,36cyclictest1821516-21unixbench_multi09:35:302
1795963994130,8cyclictest1801556-21/usr/sbin/munin07:40:191
1795963994129,6cyclictest1804206-21/usr/sbin/munin07:55:221
1795963994128,8cyclictest1848728-21apt-get12:20:061
1795963994128,8cyclictest1840281-21sshd11:29:121
1795963994125,11cyclictest0-21swapper/110:40:121
1795963994123,12cyclictest0-21swapper/110:20:141
1795963994122,8cyclictest0-21swapper/108:30:121
1795963994121,14cyclictest1802743-21/usr/sbin/munin07:45:271
1795963994121,14cyclictest1802743-21/usr/sbin/munin07:45:271
1795960994136,2cyclictest0-21swapper/011:50:230
1795960994132,5cyclictest1850340-21mailstats12:25:280
1795960994129,8cyclictest0-21swapper/012:00:270
179596099412,4cyclictest1817024-21irqstats09:10:230
179596099411,5cyclictest1812416-21wc08:45:010
179596099411,38cyclictest0-21swapper/010:00:180
179596099411,36cyclictest1815450-21ps09:00:250
1795964994034,4cyclictest1797893-21munin-plugin-st07:20:002
1795964994029,7cyclictest1825755-21grep10:00:292
1795964994023,9cyclictest0-21swapper/209:55:262
1795963994034,3cyclictest1843874-21apt-get11:50:141
1795963994032,4cyclictest1829438-21apt-get10:25:171
1795963994030,4cyclictest1797567-21/usr/sbin/munin07:15:261
1795963994027,7cyclictest1852206-21/usr/sbin/munin12:35:281
1795963994022,11cyclictest1808448-21/usr/sbin/munin08:20:201
1795960994035,3cyclictest0-21swapper/009:05:210
1795960994033,5cyclictest0-21swapper/010:55:090
1795960994032,5cyclictest0-21swapper/008:35:150
179596099401,8cyclictest0-21swapper/011:40:020
179596099401,8cyclictest0-21swapper/011:40:020
179596099401,4cyclictest0-21swapper/012:10:290
179596099401,4cyclictest0-21swapper/010:10:150
179596099401,4cyclictest0-21swapper/010:10:150
179596099401,35cyclictest0-21swapper/010:20:120
1795964993928,7cyclictest0-21swapper/207:45:292
1795964993928,7cyclictest0-21swapper/207:45:292
1795964993928,6cyclictest1842734-21unixbench_multi11:40:282
1795963993932,4cyclictest1832811-21apt-get10:45:131
1795960993931,5cyclictest0-21swapper/011:20:150
1795960993921,13cyclictest0-21swapper/010:40:020
179596099391,4cyclictest1840558-21df_inode11:30:180
179596099391,4cyclictest0-21swapper/008:25:200
179596099391,4cyclictest0-21swapper/008:25:190
179596099391,36cyclictest0-21swapper/011:05:030
179596099391,36cyclictest0-21swapper/008:20:140
1795964993825,9cyclictest0-21swapper/208:35:282
1795964993824,8cyclictest0-21swapper/208:05:272
1795964993822,8cyclictest0-21swapper/211:55:292
1795960993833,4cyclictest0-21swapper/009:50:120
1795960993833,2cyclictest0-21swapper/007:20:240
1795960993830,5cyclictest0-21swapper/009:30:280
1795960993827,7cyclictest0-21swapper/010:05:280
179596099381,3cyclictest1803883-21latency_hist07:55:000
179596099381,35cyclictest0-21swapper/011:55:190
179596099381,35cyclictest0-21swapper/010:19:200
179596099381,35cyclictest0-21swapper/009:48:130
179596099381,35cyclictest0-21swapper/009:25:370
179596099381,35cyclictest0-21swapper/008:10:190
179596099381,35cyclictest0-21swapper/007:30:120
179596099381,35cyclictest0-21swapper/007:25:150
179596099381,2cyclictest0-21swapper/007:20:010
1795964993726,8cyclictest1826577-21grep10:05:272
1795964993723,9cyclictest0-21swapper/211:50:312
1795964993723,6cyclictest0-21swapper/211:20:252
1795964993721,10cyclictest0-21swapper/210:20:222
1795963993728,6cyclictest1805769-21/usr/sbin/munin08:05:171
1795960993732,3cyclictest0-21swapper/008:45:150
1795960993731,4cyclictest20850irq/208-8000000.ethernet11:00:250
1795960993729,4cyclictest167350irq/118-8000000.ethernet-tx011:10:280
1795964993627,5cyclictest0-21swapper/210:30:152
1795964993623,6cyclictest0-21swapper/207:40:182
1795960993631,3cyclictest0-21swapper/010:40:120
1795960993630,4cyclictest0-21swapper/007:46:500
1795960993630,4cyclictest0-21swapper/007:46:500
1795960993627,5cyclictest0-21swapper/009:55:300
1795960993625,7cyclictest131ktimers/010:30:100
179596499354,29cyclictest0-21swapper/207:20:282
1795964993526,5cyclictest0-21swapper/209:05:182
1795964993523,8cyclictest0-21swapper/208:45:252
179596099351,4cyclictest0-21swapper/008:10:000
179596099351,32cyclictest0-21swapper/010:55:010
179596499348,4cyclictest0-21swapper/209:00:022
1795964993425,4cyclictest0-21swapper/211:45:282
1795964993423,7cyclictest0-21swapper/210:40:282
179596499342,29cyclictest1801155-21unixbench_multi07:35:282
1795964993328,2cyclictest0-21swapper/212:30:242
1795964993327,3cyclictest1852284-21sh12:40:012
1795964993323,7cyclictest0-21swapper/208:20:252
1795964993322,7cyclictest1807973-21grep08:15:292
179596499331,3cyclictest0-21swapper/209:50:012
1795964993225,5cyclictest1847306-21df12:10:162
1795964993224,4cyclictest167550irq/134-8000000.ethernet-tx208:50:252
1795964993223,6cyclictest1836857-21grep11:05:292
1795964993223,4cyclictest167550irq/134-8000000.ethernet-tx208:25:302
1795964993223,4cyclictest167550irq/134-8000000.ethernet-tx208:25:302
179596499322,25cyclictest1841880-21unixbench_multi11:35:282
179596499322,25cyclictest1841880-21unixbench_multi11:35:282
1795964993222,5cyclictest0-21swapper/208:10:282
1795964993219,9cyclictest0-21swapper/211:25:272
179596499321,29cyclictest0-21swapper/212:20:192
179596499321,25cyclictest0-21swapper/207:50:112
1795960993226,4cyclictest1795993-21latency_hist07:10:010
1795964993126,4cyclictest0-21swapper/208:40:252
1795964993124,5cyclictest311ktimers/207:55:252
1795964993123,5cyclictest1830075-21munin-plugin-st10:30:002
1795964993122,6cyclictest1837651-21grep11:10:292
1795964993122,6cyclictest1805443-21grep08:00:292
1795964993122,6cyclictest0-21swapper/207:25:312
1795964993119,8cyclictest0-21swapper/208:35:002
1795964993116,10cyclictest0-21swapper/209:10:192
1795963993114,13cyclictest1796032-21latency_hist07:10:011
1795964993025,4cyclictest0-21swapper/209:50:162
179596499302,4cyclictest274-21systemd-journal12:05:352
1795964993018,8cyclictest0-21swapper/207:10:272
179596499301,2cyclictest0-21swapper/210:55:012
179596499292,24cyclictest0-21swapper/209:20:152
179596499274,15cyclictest1846129-21tail12:00:272
179596499224,10cyclictest1796013-21latency_hist07:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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