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2026-01-25 - 13:21
[ 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 #4, 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: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack4slot6s.osadl.org (updated Sun Jan 25, 2026 00:44:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2638222550,3sleep026383-21latency_hist21:05:000
1058321440,2sleep010581-21latency_hist00:15:010
3213321140,3sleep032131-21ntp_states19:20:210
1075721130,3chrt10760-21latency_hist22:10:010
1905921100,4sleep019127-21sendmail_mailqu20:35:240
2249721020,3sleep022516-21/usr/sbin/munin22:55:160
226521000,3sleep02333-21sshd19:30:230
237932990,4sleep023799-21/usr/sbin/munin23:00:120
298382980,4sleep029841-21/usr/sbin/munin19:10:290
134532960,3sleep013508-21ntpq00:25:230
7752955,74sleep0779-21ntp_states21:30:200
291232940,3sleep029138-21latency_hist19:10:010
45632890,4sleep04620-21/usr/sbin/munin21:45:190
12602795,62sleep01262-21users19:25:300
29147996721,15cyclictest8669-21/usr/sbin/munin00:05:300
29147996523,17cyclictest402-21/usr/sbin/munin23:35:140
23482650,2sleep02351-21wc21:35:270
29147996428,15cyclictest12805-21runrttasks22:16:160
29147996122,14cyclictest21253-21if_err_eth022:50:140
29147996034,17cyclictest16271-21/usr/sbin/munin22:30:190
29147996034,16cyclictest20384-21/usr/sbin/munin20:40:230
29147996028,21cyclictest32625-21runrttasks23:34:530
2914799599,16cyclictest14707-21/usr/sbin/munin22:25:230
2914799597,17cyclictest1624-21/usr/sbin/munin23:40:270
29147995935,15cyclictest8891-21/usr/sbin/munin19:55:270
29147995911,15cyclictest27893-21ntp_states23:15:220
29147995910,16cyclictest29069-21/usr/sbin/munin21:15:170
77042583,5sleep00-21swapper21:56:500
2914799588,17cyclictest21326-21/usr/sbin/munin20:45:300
2914799588,17cyclictest17445-21/usr/sbin/munin20:30:130
2914799588,16cyclictest8244-21/usr/sbin/munin22:00:190
2914799587,16cyclictest307-21munin-node22:10:120
2914799586,17cyclictest23889-21/usr/sbin/munin20:55:150
29147995835,15cyclictest11244-21runrttasks20:05:200
29147995834,16cyclictest20335-21/usr/sbin/munin22:45:270
29147995834,15cyclictest13618-21runrttasks20:15:120
29147995832,16cyclictest12553-21/usr/sbin/munin20:10:210
29147995815,13cyclictest4187-21/usr/sbin/munin23:50:240
29147995811,17cyclictest30469-21tr23:25:190
29147995810,17cyclictest3188-21ntp_states23:45:200
29147995810,15cyclictest28376-21/usr/sbin/munin21:10:280
29147995810,13cyclictest10922-21ntp_states00:15:210
2914799579,15cyclictest17272-21/usr/sbin/munin22:35:250
2914799578,16cyclictest6784-21/usr/sbin/munin00:00:150
2914799578,16cyclictest13715-21ntp_states22:20:230
2914799577,15cyclictest4547-21/usr/sbin/munin19:40:190
29147995733,15cyclictest10266-21/usr/sbin/munin20:00:250
29147995732,16cyclictest3633-21/usr/sbin/munin19:35:250
29147995730,17cyclictest26644-21/usr/sbin/munin23:10:240
29147995727,20cyclictest22791-21runrttasks20:50:170
2914799569,20cyclictest5653-21/usr/sbin/munin21:50:270
2914799569,16cyclictest30789-21find21:20:230
2914799569,13cyclictest30577-21df19:15:120
2914799568,16cyclictest5827-21/usr/sbin/munin19:45:180
2914799568,16cyclictest18582-21/usr/sbin/munin22:40:100
2914799568,15cyclictest31676-21/usr/sbin/munin21:25:160
2914799568,15cyclictest3088-21/usr/sbin/munin21:40:190
2914799568,15cyclictest14878-21/usr/sbin/munin20:20:140
2914799568,14cyclictest5473-21/usr/sbin/munin23:55:240
29147995632,16cyclictest29202-21/usr/sbin/munin23:20:210
29147995631,17cyclictest15124-21runrttasks00:30:300
29147995627,18cyclictest27759-21latency_hist21:10:020
2914799558,17cyclictest16335-21grep20:25:180
2914799558,14cyclictest7112-21/usr/sbin/munin19:50:190
2914799558,14cyclictest26193-21latency_hist23:10:020
29147995510,14cyclictest13121-21munin-run00:24:590
2914799548,16cyclictest15809-21/usr/sbin/munin00:35:170
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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