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2026-02-08 - 14:47
[ 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 Feb 08, 2026 12:44:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2991222470,2sleep029914-21tr11:45:260
1151422430,3sleep011515-21if_eth010:35:150
1967821320,4chrt19679-21/usr/sbin/munin09:00:250
232269912531,16cyclictest25677-21/usr/sbin/munin11:30:130
232269912331,15cyclictest3875-21/usr/sbin/munin12:10:250
232269912130,16cyclictest13704-21runrttasks10:43:450
232269912030,15cyclictest7530-21runrttasks10:20:030
232269911826,14cyclictest31537-21/usr/sbin/munin09:45:280
232269911723,16cyclictest2748-21/usr/sbin/munin12:05:280
232269911628,15cyclictest26778-21runrttasks07:22:310
232269911624,15cyclictest18267-21/usr/sbin/munin11:00:260
232269911622,15cyclictest12114-21/usr/sbin/munin08:30:280
232269911613,21cyclictest9114-21ntp_states10:25:210
232269911517,12cyclictest17793-21grep11:00:020
232269911427,15cyclictest26125-21/usr/sbin/munin09:25:240
232269911426,16cyclictest30981-21latency_hist07:40:010
232269911426,15cyclictest27373-21ntp_states09:30:210
23226991138,17cyclictest4124-21mailstats10:05:260
232269911330,13cyclictest326-21runrttasks11:56:340
232269911327,15cyclictest1778-21runrttasks09:56:240
232269911325,14cyclictest20642-21df_inode09:05:170
232269911311,22cyclictest17847-21munin-run08:55:000
2700721120,4chrt27005-21if_eth011:35:150
23226991126,21cyclictest417-21threads07:45:260
232269911224,15cyclictest19772-21runrttasks11:05:340
23226991115,24cyclictest6350irq/103-63fec0010:30:170
232269911128,12cyclictest15275-21runrttasks10:50:120
232269911124,14cyclictest13557-21runrttasks08:36:400
232269911122,17cyclictest8420-21runrttasks12:29:150
232269911122,16cyclictest10953-21runrttasks12:38:590
232269911121,15cyclictest18643-21runrttasks08:56:040
232269911120,14cyclictest14941-21runrttasks10:48:210
232269911112,21cyclictest28493-21ntp_states11:40:220
232269911110,18cyclictest15283-21munin-run08:45:010
23226991107,22cyclictest10294-21df08:25:120
232269911027,14cyclictest23946-21runrttasks11:22:560
232269911025,13cyclictest9233-21ntp_kernel_pll_08:20:190
232269911024,14cyclictest28538-21/usr/sbin/munin07:30:110
232269911012,17cyclictest5359-21users12:15:310
232269911011,19cyclictest27211-21/usr/sbin/munin07:25:300
232269911010,17cyclictest30264-21users09:40:290
23226991099,16cyclictest30769-21/usr/sbin/munin11:50:140
23226991098,17cyclictest24327-21/usr/sbin/munin11:25:190
23226991098,14cyclictest1475-21ntp_states07:50:200
232269910928,13cyclictest7333-21runrttasks10:19:350
232269910925,14cyclictest32667-21mailstats09:50:260
232269910921,16cyclictest16610-21latency_hist08:50:010
23226991089,18cyclictest5212-21ntpq10:10:210
232269910824,13cyclictest25635-21runrttasks09:24:460
232269910817,15cyclictest20758-21/usr/sbin/munin11:10:260
232269910812,19cyclictest3834-21df08:00:120
232269910812,15cyclictest2425-21df10:00:130
232269910810,20cyclictest9465-21sshd12:32:150
232269910810,18cyclictest22193-21ntp_states09:10:220
232269910810,15cyclictest28410-21df09:35:120
23226991079,18cyclictest5591-21/usr/sbin/munin08:05:270
23226991079,18cyclictest25788-21awk07:20:010
232269910724,16cyclictest24031-21runrttasks07:11:180
232269910710,20cyclictest6634-21ntpq08:10:190
23226991069,17cyclictest31085-21/usr/sbin/munin07:40:300
23226991068,19cyclictest6083-21egrep12:20:110
23226991068,16cyclictest23453-21ntpq09:15:230
232269910619,13cyclictest276-21runrttasks08:15:060
232269910525,14cyclictest2046-21runrttasks12:04:540
232269910511,16cyclictest21910-21/usr/sbin/munin11:15:180
232269910510,15cyclictest2477-21/usr/sbin/munin07:55:240
232269910110,16cyclictest23282-21latency_hist07:10:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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