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2026-01-22 - 06:21
[ 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 792 highest latencies:
System rack4slot6s.osadl.org (updated Thu Jan 22, 2026 00:44:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2948622500,2sleep029485-21wc21:10:010
1104321350,4chrt11039-21munin-run00:10:000
796521260,2sleep07968-21sort21:50:270
97721110,3chrt975-21irqstats23:30:160
1508721100,2sleep015088-21sendmail22:20:000
2700421050,3chrt27007-21wc23:05:170
154342980,4sleep015483-21/usr/sbin/munin00:25:230
55752930,3sleep05576-21sshd23:47:390
125212910,4sleep012563-21if_eth000:15:140
51352890,2sleep05137-21ls19:35:150
90422860,3sleep09053-21open_files21:55:240
3027627921,33sleep030340-21users19:05:250
32212764,6sleep00-21swapper23:39:380
30958996610,23cyclictest28752-21sshd23:10:390
184152660,2sleep018481-21sort20:25:290
30958996319,13cyclictest288-21snmpd20:59:470
3095899609,16cyclictest3588-21/usr/sbin/munin21:35:180
3095899598,18cyclictest2480-21/usr/sbin/munin19:25:290
3095899597,19cyclictest29589-21/usr/sbin/munin21:10:140
30958995911,19cyclictest11344-21/usr/sbin/munin22:05:250
30958995910,17cyclictest32203-21memory23:25:190
3095899589,17cyclictest20535-21/usr/sbin/munin20:35:230
3095899589,16cyclictest31066-21memory21:15:170
3095899589,15cyclictest3719-21ntp_states23:40:230
3095899587,18cyclictest6181-21/usr/sbin/munin21:45:260
3095899587,17cyclictest22132-21ntp_states20:40:210
30958995834,15cyclictest2714-21/usr/sbin/munin21:30:250
30958995829,21cyclictest8505-21sshd19:47:400
30958995820,15cyclictest19669-21users22:35:280
30958995810,14cyclictest27009-21/usr/sbin/munin21:00:280
30958995810,14cyclictest24239-21/usr/sbin/munin22:55:260
3095899579,17cyclictest15514-21ntp_states22:20:210
3095899579,16cyclictest3955-21/usr/sbin/munin19:30:180
3095899579,16cyclictest10203-21/usr/sbin/munin19:55:240
3095899578,17cyclictest16688-21/usr/sbin/munin20:20:130
3095899578,16cyclictest32339-21/usr/sbin/munin19:15:150
3095899576,20cyclictest4900-21/usr/sbin/munin21:40:180
3095899576,15cyclictest7276-21/usr/sbin/munin23:55:300
30958995733,16cyclictest19398-21/usr/sbin/munin20:30:160
30958995733,15cyclictest17102-21/usr/sbin/munin22:25:270
30958995733,14cyclictest11558-21/usr/sbin/munin20:00:110
30958995731,16cyclictest8872-21runrttasks00:00:200
30958995731,15cyclictest29554-21/usr/sbin/munin23:15:170
30958995726,19cyclictest20388-21/usr/sbin/munin22:40:250
30958995710,15cyclictest15367-21/usr/sbin/munin20:15:300
3095899569,14cyclictest17795-21/usr/sbin/munin22:30:280
3095899568,16cyclictest25551-21/usr/sbin/munin23:00:140
3095899568,14cyclictest31056-21/usr/sbin/munin19:10:270
3095899568,14cyclictest24414-21/usr/sbin/munin20:50:270
30958995632,15cyclictest1975-21runrttasks21:28:220
30958995631,16cyclictest6139-21/usr/sbin/munin23:50:150
30958995630,15cyclictest32281-21/usr/sbin/munin21:20:120
3095899559,14cyclictest10115-21df_inode22:00:120
3095899557,15cyclictest21724-21df22:45:110
3095899557,15cyclictest1197-21/usr/sbin/munin19:20:270
30958995532,15cyclictest7042-21runrttasks19:41:080
30958995531,15cyclictest23062-21/usr/sbin/munin22:50:140
30958995531,15cyclictest14311-21/usr/sbin/munin20:10:200
30958995530,15cyclictest23125-21runrttasks20:45:060
3095899548,16cyclictest276-21runrttasks22:10:140
3095899548,14cyclictest8917-21/usr/sbin/munin19:50:220
3095899546,15cyclictest16325-21/usr/sbin/munin00:30:090
30958995431,15cyclictest17903-21/usr/sbin/munin00:35:220
30958995430,16cyclictest11599-21/usr/sbin/munin00:10:260
30958995411,14cyclictest216-21rs:main0
30958995410,17cyclictest13290-21wc20:05:260
30958995312,15cyclictest14016-21ntpq00:20:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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