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2026-02-28 - 04:39
[ 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 376 highest latencies:
System rack4slot6s.osadl.org (updated Sat Feb 28, 2026 00:44:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1871421220,4sleep018713-21wc21:00:280
1573421160,2sleep015736-21latency20:50:170
501321140,4chrt5011-21df00:20:110
31721120,3chrt318-21ntpq19:50:190
1799221080,4sleep018011-21sendmail21:00:000
1967221070,4sleep019718-21ntpq21:05:200
175221020,3sleep01791-21users22:00:270
93112890,4sleep09322-21ls20:25:190
326462860,4sleep032653-21awk21:55:220
274292865,9sleep027368-21/usr/sbin/munin19:30:140
181822864,10sleep018242-21grep23:05:200
89412835,8sleep08991-21df22:30:110
13612834,8sleep01359-21ntp_states00:05:220
130702833,5sleep00-21swapper20:40:140
166502810,4sleep016649-21wc23:00:020
2102827519,31sleep021046-21irqstats19:05:170
72302735,9sleep0288-21snmpd20:16:230
22102996630,26cyclictest13085-21/usr/sbin/munin22:45:190
22102996132,21cyclictest22390-21/usr/sbin/munin19:10:170
22102996110,20cyclictest1648-21ntpq19:55:230
22102996110,17cyclictest31499-21ntpq19:45:180
2210299609,19cyclictest3777-21/usr/sbin/munin22:10:250
22102996033,17cyclictest8886-21runrttasks20:24:100
22102996033,17cyclictest20758-21/usr/sbin/munin23:15:180
2210299599,17cyclictest28503-21/usr/sbin/munin21:40:120
2210299598,18cyclictest24447-21/usr/sbin/munin23:30:270
22102995935,14cyclictest6622-21/usr/sbin/munin22:20:170
22102995934,16cyclictest32444-21runrttasks00:00:200
22102995934,15cyclictest24015-21runrttasks23:27:330
22102995917,14cyclictest7932-21ntpq22:25:180
22102995911,14cyclictest3126-21/usr/sbin/munin20:00:250
22102995910,14cyclictest29881-21/usr/sbin/munin23:50:190
2210299588,16cyclictest23485-21/usr/sbin/munin19:15:250
2210299587,19cyclictest27194-21/usr/sbin/munin21:35:160
22102995834,15cyclictest31383-21/usr/sbin/munin21:50:230
22102995834,15cyclictest14979-21runrttasks20:46:140
22102995833,14cyclictest6272-21runrttasks20:14:040
22102995832,15cyclictest27642-21/usr/sbin/munin23:40:290
22102995811,18cyclictest2634-21ntpq00:10:210
22102995810,14cyclictest5345-21ntp_states22:15:200
22102995810,14cyclictest22164-21ntp_states23:20:210
2210299579,15cyclictest30951-21munin-run21:50:010
2210299579,15cyclictest28319-21/usr/sbin/munin23:45:190
2210299579,15cyclictest20738-21/usr/sbin/munin21:10:190
2210299579,15cyclictest11688-21/usr/sbin/munin20:35:250
2210299577,17cyclictest31201-21sed19:45:010
2210299577,16cyclictest11535-21/usr/sbin/munin22:40:190
22102995734,14cyclictest22493-21/usr/sbin/munin21:15:240
22102995732,16cyclictest8117-21/usr/sbin/munin00:30:280
22102995731,16cyclictest10990-21/usr/sbin/munin20:30:270
22102995719,13cyclictest24724-21seq21:25:130
2210299569,15cyclictest25727-21/usr/sbin/munin23:35:160
2210299569,13cyclictest16991-21ntp_states23:00:210
2210299568,15cyclictest24803-21/usr/sbin/munin19:20:260
2210299567,18cyclictest19269-21/usr/sbin/munin23:10:260
2210299567,16cyclictest6239-21/usr/sbin/munin00:25:110
22102995633,13cyclictest28634-21runrttasks19:35:020
22102995630,17cyclictest9086-21/usr/sbin/munin00:35:190
22102995610,14cyclictest2544-21df22:05:110
2210299559,15cyclictest31132-21/usr/sbin/munin23:55:180
2210299559,15cyclictest25912-21/usr/sbin/munin21:30:240
2210299559,15cyclictest14102-21/usr/sbin/munin22:50:240
2210299558,14cyclictest10228-21/usr/sbin/munin22:35:170
22102995532,15cyclictest4012-21/usr/sbin/munin20:05:130
22102995531,15cyclictest26331-21/usr/sbin/munin19:25:180
22102995529,17cyclictest4324-21runrttasks00:16:080
22102995512,14cyclictest23639-21/usr/sbin/munin21:20:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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