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2026-02-12 - 07:17
[ 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 Feb 12, 2026 00:44:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1289722600,3sleep012896-21latency_hist21:20:020
2121821970,2sleep021219-21cat21:50:270
2771321260,3sleep027714-21grep22:15:270
2146921140,2sleep021471-21grep19:45:270
554421080,4chrt5546-21proc_pri20:50:240
2090421080,3chrt20906-21processes23:55:220
898621060,4sleep09066-21latency_hist21:05:020
2983721010,2sleep029809-21pluginstate20:20:010
78062960,3sleep07809-21wc23:05:160
41212896,10sleep04153-21netstat20:45:190
286182895,10sleep028634-21irqstats22:20:140
146502840,3sleep014662-21missed_timers19:20:220
109402820,3sleep010943-21sed21:10:280
129752740,2sleep012977-21ls23:25:180
1060427319,30sleep010610-21df_inode19:05:120
11752996624,17cyclictest31356-21/usr/sbin/munin00:35:250
11752996127,24cyclictest17417-21/usr/sbin/munin21:35:280
1175299609,18cyclictest17022-21/usr/sbin/munin19:30:190
11752996011,16cyclictest32342-21/usr/sbin/munin22:35:120
1175299599,18cyclictest14102-21/usr/sbin/munin23:30:180
1175299598,17cyclictest9613-21/usr/sbin/munin21:05:270
1175299598,16cyclictest31061-21/usr/sbin/munin22:30:280
1175299598,16cyclictest19612-21/usr/sbin/munin19:40:240
11752995935,16cyclictest1529-21runrttasks20:35:180
11752995935,16cyclictest12060-21/usr/sbin/munin19:10:190
11752995934,16cyclictest22312-21runrttasks19:50:150
11752995934,16cyclictest13734-21/usr/sbin/munin19:15:290
11752995927,23cyclictest16364-21runrttasks19:25:370
11752995921,14cyclictest9596-21runrttasks23:10:590
11752995910,16cyclictest10209-21/usr/sbin/munin23:15:270
1175299589,15cyclictest27634-21timerwakeupswit00:20:270
1175299588,16cyclictest2479-21/usr/sbin/munin22:45:260
1175299588,16cyclictest11528-21/usr/sbin/munin23:20:270
1175299587,18cyclictest31231-21/usr/sbin/munin20:25:170
1175299579,17cyclictest276-21runrttasks20:30:590
1175299579,17cyclictest27445-21/usr/sbin/munin20:10:160
1175299579,15cyclictest24543-21sshd19:59:260
1175299578,18cyclictest2649-21/usr/sbin/munin20:40:120
1175299578,17cyclictest6497-21/usr/sbin/munin20:55:240
1175299578,17cyclictest29923-21ntp_states00:30:220
1175299578,17cyclictest23319-21/usr/sbin/munin22:00:140
1175299578,16cyclictest25893-21/usr/sbin/munin00:15:160
1175299578,16cyclictest23190-21df00:05:090
1175299577,15cyclictest30217-21/usr/sbin/munin20:20:200
11752995733,16cyclictest24823-21/usr/sbin/munin20:00:110
11752995733,16cyclictest24513-21/usr/sbin/munin00:10:170
1175299569,19cyclictest16757-21df_inode23:40:130
1175299569,15cyclictest26063-21/usr/sbin/munin20:05:280
1175299568,18cyclictest15557-21ls23:35:170
1175299568,15cyclictest24610-21/usr/sbin/munin22:05:280
1175299567,15cyclictest14282-21/usr/sbin/munin21:25:270
11752995633,14cyclictest22067-21/usr/sbin/munin21:55:130
11752995633,14cyclictest18484-21/usr/sbin/munin19:35:160
11752995632,15cyclictest7252-21runrttasks23:02:500
11752995631,16cyclictest15677-21/usr/sbin/munin21:30:140
11752995631,15cyclictest18434-21/usr/sbin/munin21:40:200
11752995630,16cyclictest4240-21/usr/sbin/munin22:50:270
11752995629,17cyclictest19442-21/usr/sbin/munin21:45:130
11752995616,12cyclictest13052-21sh21:20:110
11752995610,17cyclictest19325-21/usr/sbin/munin23:50:120
1175299559,16cyclictest29779-21/usr/sbin/munin22:25:160
1175299558,17cyclictest25892-21munin-node22:10:110
1175299558,15cyclictest17977-21/usr/sbin/munin23:45:170
1175299558,14cyclictest5383-21/usr/sbin/munin22:55:230
11752995527,15cyclictest1274-21/usr/sbin/munin22:40:150
1175299548,16cyclictest28352-21/usr/sbin/munin00:25:110
11752995431,14cyclictest22786-21runrttasks00:03:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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