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2026-01-18 - 16:15
[ 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 #5, slot #7

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: 50.5 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack5slot7s.osadl.org (updated Sun Jan 18, 2026 12:45:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11224224222182,96sleep00-21swapper07:09:310
113229916240,24cyclictest11730-21ntp_states07:10:510
113229916041,23cyclictest12660-21latency_hist07:20:050
113229915942,95cyclictest26663-21latency_hist12:15:030
11322991588,124cyclictest14200-21apt-get07:31:380
113229915843,22cyclictest10657-21latency10:35:420
113229915810,122cyclictest21636-21latency_hist11:45:060
113229915516,117cyclictest22821-21diskstats11:50:360
113229915516,115cyclictest3693-21apt-get09:56:150
113229915429,30cyclictest0-21swapper10:15:570
113229915415,24cyclictest31456-21/usr/sbin/munin09:25:110
113229915317,45cyclictest13508-21apt-get07:25:180
113229915317,111cyclictest8856-21apt-get10:25:180
113229915314,23cyclictest1064-21sshd09:35:570
113229915311,116cyclictest24814-21cut12:00:570
113229915215,38cyclictest17382-21ntp_states07:50:450
113229915215,115cyclictest21583-21apt-get11:46:230
113229915210,38cyclictest18313-21sed11:21:010
113229915126,35cyclictest0-21swapper07:40:520
113229915118,110cyclictest30296-21apt-get09:16:590
113229915117,22cyclictest17170-21ntp_states11:15:480
113229915112,35cyclictest4851-21apt-get10:00:150
113229915110,118cyclictest20296-21cut08:11:040
11322991507,119cyclictest13664-21wc10:55:200
113229915030,99cyclictest30631-21munin-run12:40:010
113229915028,100cyclictest0-21swapper08:20:440
113229915017,28cyclictest29500-21munin-run09:15:030
113229915016,26cyclictest24558-21munin-run08:40:010
113229915014,113cyclictest18886-21apt-get08:05:240
113229915013,112cyclictest17902-21munin-run08:00:030
113229915012,50cyclictest16060-21grep07:40:050
11322991499,115cyclictest25542-21fgrep12:05:560
113229914941,23cyclictest28795-21/usr/sbin/munin12:25:560
113229914916,23cyclictest6436-21apt-get10:10:150
113229914916,106cyclictest12061-21/usr/sbin/munin10:45:350
113229914915,94cyclictest20741-21df_inode08:15:290
113229914915,32cyclictest29369-21memory12:30:420
113229914914,26cyclictest20239-21irqstats11:35:410
113229914913,111cyclictest27642-21df12:20:250
113229914912,26cyclictest32252-21dpkg09:30:130
113229914912,114cyclictest30664-21/usr/sbin/munin09:21:070
113229914910,97cyclictest13080-21wc07:20:520
113229914830,21cyclictest3211-21cat09:50:390
113229914828,21cyclictest10408-21latency_hist10:35:040
113229914811,115cyclictest109-21systemd-journal10:10:000
113229914810,26cyclictest16496-21mailstats11:10:570
113229914810,115cyclictest16967-21latency_hist07:50:010
11322991478,116cyclictest2032-21unixbench_singl09:41:040
113229914735,22cyclictest11962-21apt10:45:000
113229914715,26cyclictest18586-21df_inode11:25:280
113229914712,29cyclictest18203-21/usr/sbin/munin08:00:360
113229914712,24cyclictest23713-21awk08:31:050
113229914632,94cyclictest28549-21threads09:06:000
113229914625,101cyclictest25647-21kernelversion08:45:390
113229914617,105cyclictest8234-21irqstats10:20:390
113229914616,109cyclictest26293-21munin-run08:55:010
113229914614,107cyclictest19379-21df_inode11:30:270
113229914613,23cyclictest23925-21find11:55:540
113229914613,111cyclictest26634-21memory08:55:380
113229914612,37cyclictest25418-21wc08:45:040
113229914611,27cyclictest22379-21/usr/sbin/munin08:25:330
113229914516,22cyclictest27422-21munin-run12:20:020
113229914512,25cyclictest27940-21grep09:05:040
113229914329,21cyclictest0-21swapper09:46:040
113229914314,29cyclictest13126-21missed_timers10:50:450
113229914219,101cyclictest14644-21irqstats11:00:370
113229914210,91cyclictest15894-21unixbench_singl11:06:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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