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2026-02-25 - 22:30
[ 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 25, 2026 12:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
188672995640,10cyclictest231ktimers/109:05:121
188675995228,5cyclictest292884-21idleruntime-cro12:10:002
188680994937,10cyclictest391ktimers/311:45:133
188675994838,6cyclictest234301-21sh09:20:002
188675994838,6cyclictest234301-21sh09:20:002
188667994626,17cyclictest0-21swapper/009:00:170
188672994435,5cyclictest284348-21idleruntime-cro11:45:011
188667994419,22cyclictest254833-21sh10:20:000
18866799441,10cyclictest196019-21chrt07:29:460
188672994333,7cyclictest254362-21unixbench_multi10:15:261
188672994333,7cyclictest198982-21grep07:35:251
18866799431,9cyclictest290550-21/usr/sbin/munin12:00:240
18866799431,4cyclictest201317-21latency_hist07:45:020
18866799421,9cyclictest244805-21apt-get09:50:130
18866799421,8cyclictest288107-21/usr/sbin/munin11:55:140
188667994218,20cyclictest0-21swapper/011:05:250
18866799421,11cyclictest233836-21grep09:15:270
18866799421,11cyclictest233836-21grep09:15:270
18866799413,6cyclictest251020-21users10:05:260
188667994134,4cyclictest256544-21cron10:25:000
188667994122,15cyclictest0-21swapper/010:35:000
18866799411,9cyclictest297759-21cron12:22:000
18866799411,8cyclictest266341-21/usr/sbin/munin10:50:240
188680994029,8cyclictest391ktimers/310:05:123
18866799408,29cyclictest273921-21ls11:15:010
18866799406,4cyclictest221835-1kworker/0:2H+mmc_complete08:55:010
18866799403,4cyclictest257090-21if_eth010:25:180
18866799403,4cyclictest188831-21apt-get07:10:120
18866799402,4cyclictest231119-21munin-node09:10:120
18866799401,9cyclictest274426-21/usr/sbin/munin11:15:180
18866799401,9cyclictest268348-21sshd10:55:400
18866799401,9cyclictest243582-21/usr/sbin/munin09:45:200
18866799401,9cyclictest210048-21/usr/sbin/munin08:10:130
18866799401,7cyclictest277808-21/usr/sbin/munin11:25:120
188672993930,4cyclictest0-21swapper/109:44:261
18866799392,5cyclictest246512-21apt-get09:55:130
18866799392,5cyclictest237963-21apt-get09:30:100
18866799392,4cyclictest284566-21munin-node11:45:120
18866799391,8cyclictest295415-21/usr/sbin/munin12:15:220
18866799391,7cyclictest261105-21/usr/sbin/munin10:35:230
18866799391,6cyclictest264189-21ntp_states10:45:210
18866799391,6cyclictest264189-21ntp_states10:45:210
18866799391,6cyclictest226059-21/usr/sbin/munin08:55:170
18866799391,6cyclictest213875-21/usr/sbin/munin08:20:210
188667993916,21cyclictest0-21swapper/011:30:120
18866799391,5cyclictest217124-21df_inode08:30:130
18866799391,4cyclictest208929-21/usr/sbin/munin08:05:240
18866799391,11cyclictest222482-21diskstats08:45:150
18866799391,11cyclictest213142-21auditctl08:20:010
18866799391,11cyclictest198101-21diskstats07:35:140
18866799391,10cyclictest219606-21rt-features08:35:230
188680993830,4cyclictest0-21swapper/311:10:003
188675993830,4cyclictest0-21swapper/207:35:152
18867299387,6cyclictest131rcu_preempt12:20:141
18867299381,16cyclictest24-21ksoftirqd/108:55:121
18866799383,6cyclictest220991-21irqstats08:40:170
18866799383,4cyclictest239785-21df_inode09:35:150
18866799383,3cyclictest292489-21users12:05:250
18866799382,4cyclictest281895-21sensors_temp11:35:230
188667993820,14cyclictest0-21swapper/012:30:140
18866799381,8cyclictest196694-21cat07:30:190
18866799381,7cyclictest236263-21/usr/sbin/munin09:25:120
18866799381,7cyclictest206677-21/usr/sbin/munin08:00:160
18866799381,6cyclictest276724-21/usr/sbin/munin11:20:230
18866799381,6cyclictest262049-21/usr/sbin/munin10:40:140
18866799381,6cyclictest229488-21/usr/sbin/munin09:05:170
18866799381,5cyclictest241397-21apt-get09:40:130
18866799381,5cyclictest192865-21/usr/sbin/munin07:20:120
18866799381,4cyclictest301770-21df12:35:130
18866799381,3cyclictest293632-21/usr/sbin/munin12:10:190
18866799381,11cyclictest202893-21grep07:50:010
18866799381,10cyclictest235078-21/usr/sbin/munin09:20:210
18866799381,10cyclictest235078-21/usr/sbin/munin09:20:210
18866799381,10cyclictest191476-21irqstats07:15:190
188675993727,7cyclictest244156-21grep09:45:262
188672993731,4cyclictest209669-21kworker/u8:2+events_unbound08:34:141
188672993715,5cyclictest131rcu_preempt07:30:131
18866799371,7cyclictest286827-21/usr/sbin/munin11:50:200
18866799371,5cyclictest205356-21/usr/sbin/munin07:55:210
18866799371,4cyclictest283312-21memory11:40:190
18866799371,4cyclictest268967-21/usr/sbin/munin11:00:120
18866799371,3cyclictest252044-21/usr/sbin/munin10:10:160
18866799371,3cyclictest215097-21munin-node08:25:120
188680993624,8cyclictest230272-21grep09:05:263
188675993626,6cyclictest0-21swapper/211:05:252
188675993626,6cyclictest0-21swapper/210:00:252
188672993628,5cyclictest273851-21auditctl11:15:001
188672993619,5cyclictest131rcu_preempt12:25:101
18866799361,7cyclictest248570-21irqstats10:00:170
18866799361,3cyclictest203648-21/usr/sbin/munin07:50:200
188680993528,4cyclictest0-21swapper/307:35:003
188680993527,4cyclictest275563-21kthreadd11:20:003
188675993527,4cyclictest0-21swapper/210:30:002
18867299356,4cyclictest131rcu_preempt11:00:131
188672993528,4cyclictest0-21swapper/110:50:001
188672993528,4cyclictest0-21swapper/110:50:001
188672993525,6cyclictest0-21swapper/108:15:261
188672993518,11cyclictest231ktimers/110:00:121
18868099347,5cyclictest131rcu_preempt10:00:123
188675993425,7cyclictest311ktimers/207:10:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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