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2026-02-04 - 03:35
[ 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 100 highest latencies:
System rackbslot5s.osadl.org (updated Wed Feb 04, 2026 00:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1860066995646,7cyclictest1877490-21kworker/u8:3+events_unbound20:41:111
1860070995343,6cyclictest204-21dbus-daemon22:01:252
1860074995139,8cyclictest1939891-21grep22:55:253
1860074995139,8cyclictest1939891-21grep22:55:253
1860060995141,6cyclictest1945240-21grep23:10:260
1860070994837,7cyclictest1879129-21grep20:00:252
1860070994837,7cyclictest1879129-21grep20:00:252
1860066994839,5cyclictest1943754-21idleruntime-cro23:10:011
1860074994632,9cyclictest391ktimers/322:25:123
1860070994536,6cyclictest1915261-21grep21:45:252
1860066994538,4cyclictest1940308-21cron23:00:001
1860066994538,4cyclictest1940308-21cron23:00:001
1860060994537,4cyclictest1926440-21sendmail22:20:010
186007099441,9cyclictest1874268-21apt-get19:50:072
1860070994413,28cyclictest0-21swapper/222:55:202
1860070994413,28cyclictest0-21swapper/222:55:202
1860074994217,6cyclictest131rcu_preempt19:15:113
186007099421,9cyclictest1866478-21/usr/sbin/munin19:25:192
186007099421,9cyclictest1866478-21/usr/sbin/munin19:25:192
1860070994219,20cyclictest0-21swapper/200:00:252
186007099421,11cyclictest1935430-21apt-get22:45:132
186007099421,10cyclictest1923527-21/usr/sbin/munin22:10:192
186007099421,10cyclictest1895555-21/usr/sbin/munin20:50:152
1860070994210,8cyclictest1964154-21sed00:05:202
1860070994210,8cyclictest1964154-21sed00:05:202
1860074994134,5cyclictest1919609-21kworker/u8:4+events_unbound23:11:373
1860070994115,22cyclictest1910179-21grep21:30:252
186007099411,11cyclictest1877799-21cron19:59:012
1860066994131,7cyclictest231ktimers/121:00:141
1860066994130,7cyclictest1927663-21grep22:20:261
1860060994133,5cyclictest1895430-21kworker/u8:1+events_unbound21:41:200
186007099402,7cyclictest1929368-21tail22:25:242
186007099401,8cyclictest1972391-21apt-get00:30:062
1860070994012,24cyclictest0-21swapper/223:45:142
1860060994032,4cyclictest1905501-21sendmail21:20:000
1860074993930,6cyclictest1896432-21grep20:50:253
186007099392,12cyclictest1919195-21runrttasks22:00:002
186007099391,9cyclictest1970937-21memory00:25:192
186007099391,9cyclictest1911614-21/usr/sbin/munin21:35:232
186007099391,9cyclictest1887221-21/usr/sbin/munin20:25:272
186007099391,10cyclictest1958865-21ntp_states23:50:222
186007099391,10cyclictest1931163-21users22:30:262
1860070993910,8cyclictest1892394-21ntp_states20:40:222
1860074993827,7cyclictest0-21swapper/320:15:263
186007099386,7cyclictest1860053-21cyclictest20:59:202
186007099383,9cyclictest1968437-21cron00:19:002
186007099383,5cyclictest1905935-21cut21:20:152
186007099382,9cyclictest1942029-21cron23:05:012
186007099382,9cyclictest1942029-21cron23:05:002
186007099382,8cyclictest1860993-21/usr/sbin/munin19:10:262
186007099382,11cyclictest1951243-21apt-get23:30:122
1860070993812,24cyclictest311ktimers/219:30:112
186007099381,11cyclictest1960776-21ntp_states23:55:212
186007099381,11cyclictest1943735-21cron23:10:052
186007099381,11cyclictest1942390-21diskstats23:05:152
186007099381,11cyclictest1902410-21diskstats21:10:162
186007099381,11cyclictest1902410-21diskstats21:10:162
186007099381,10cyclictest1965753-21grep00:10:182
186007099381,10cyclictest1894101-21ntp_states20:45:222
186007099381,10cyclictest1888500-21df20:30:142
186007099381,10cyclictest1885547-21ntp_states20:20:202
1860060993831,3cyclictest0-21swapper/021:50:000
1860060993827,8cyclictest1970424-21latency_hist00:25:000
1860074993728,5cyclictest0-21swapper/319:40:003
1860074993727,7cyclictest1962953-21grep00:00:253
1860074993727,7cyclictest1918687-21grep21:55:243
186007099376,4cyclictest1969860-21/usr/sbin/munin00:20:252
186007099373,8cyclictest1912685-21diskstats21:40:152
1860070993724,9cyclictest1947610-21runrttasks23:20:012
186007099371,9cyclictest1953395-21meminfo23:35:192
186007099371,9cyclictest1937342-21/usr/sbin/munin22:50:162
186007099371,9cyclictest1916106-21/usr/sbin/munin21:50:152
186007099371,9cyclictest1890550-21memory20:35:192
1860070993713,21cyclictest1926454-21idleruntime-cro22:20:012
186007099371,10cyclictest1947942-21/usr/sbin/munin23:20:152
186007099371,10cyclictest1934083-21/usr/sbin/munin22:40:202
1860066993729,4cyclictest0-21swapper/120:00:161
1860066993729,4cyclictest0-21swapper/120:00:161
1860060993729,4cyclictest0-21swapper/022:25:010
1860060993727,6cyclictest0-21swapper/022:30:250
1860060993727,6cyclictest0-21swapper/000:00:000
1860074993626,7cyclictest391ktimers/322:00:123
1860074993626,6cyclictest0-21swapper/323:50:013
186007099369,23cyclictest0-21swapper/219:40:002
186007099363,7cyclictest1900338-21cron21:05:002
186007099362,5cyclictest1922348-21grep22:05:262
186007099361,9cyclictest1871653-21ntp_states19:40:192
186007099361,8cyclictest1873202-21latency19:45:202
186007099361,7cyclictest1975124-21grep00:35:262
186007099361,7cyclictest1950584-21grep23:25:252
186007099360,10cyclictest1905480-21munin-run21:20:012
1860060993628,4cyclictest1872560-21auditctl19:45:000
1860074993526,5cyclictest0-21swapper/300:24:593
186007099351,9cyclictest1931907-21diskstats22:35:152
186007099351,8cyclictest1928137-21cron22:25:012
186007099351,8cyclictest1865016-21/usr/sbin/munin19:20:232
1860066993527,4cyclictest0-21swapper/121:25:161
1860060993526,4cyclictest0-21swapper/021:25:240
1860074993427,5cyclictest1877490-21kworker/u8:3+events_unbound19:56:003
186007099349,3cyclictest0-21swapper/221:06:052
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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