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2026-02-05 - 02:05
[ 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 #e, slot #8

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.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackeslot8s.osadl.org (updated Wed Feb 04, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
809599912360,1232cyclictest4330062sleep33
809599912161,1212cyclictest4977552sleep33
809599911910,1187cyclictest4065852sleep33
809599911830,1179cyclictest3743782sleep33
809599911370,1133cyclictest3418842sleep33
809599911240,1121cyclictest4654782sleep33
80959999011,895cyclictest212503-21sleep3
4463462330,6sleep134-21ksoftirqd/11
37438322115,3sleep20-21swapper/22
8095999199,6cyclictest355005-21turbostat3
80959991916,1cyclictest0-21swapper/33
80959991916,1cyclictest0-21swapper/33
8095999171,12cyclictest309416-21turbostat3
8095999166,7cyclictest96035-21turbostat3
80959991613,1cyclictest0-21swapper/33
80959991613,1cyclictest0-21swapper/33
80959991613,1cyclictest0-21swapper/33
80959991613,1cyclictest0-21swapper/33
8095999156,7cyclictest173761-21turbostat3
8095999156,6cyclictest393734-21turbostat3
80959991513,1cyclictest0-21swapper/33
80959991512,1cyclictest0-21swapper/33
80959991512,1cyclictest0-21swapper/33
80959991512,1cyclictest0-21swapper/33
80959991512,1cyclictest0-21swapper/33
8095999151,10cyclictest128708-21taskset3
8095999143,8cyclictest335397-21taskset3
8095999143,8cyclictest238196-21taskset3
8095999141,9cyclictest3617182sleep33
8095999141,9cyclictest3617182sleep33
8095999141,8cyclictest2451742sleep33
80959991412,1cyclictest0-21swapper/33
80959991412,1cyclictest0-21swapper/33
80959991412,0cyclictest0-21swapper/33
80959991412,0cyclictest0-21swapper/33
80959991411,1cyclictest0-21swapper/33
80959991411,1cyclictest0-21swapper/33
80959991411,1cyclictest0-21swapper/33
80959991411,1cyclictest0-21swapper/33
80959991411,1cyclictest0-21swapper/33
80959991411,1cyclictest0-21swapper/33
8095999141,10cyclictest439762-21taskset3
8095999141,10cyclictest433297-21taskset3
8095999140,11cyclictest187042-21chrt3
2703612149,3sleep0199669-21kworker/0:2+kacpi_notify0
8095999135,6cyclictest318562-21taskset3
8095999134,7cyclictest302841-21taskset3
8095999134,7cyclictest154124-21taskset3
8095999134,7cyclictest108656-21taskset3
8095999134,6cyclictest1352932sleep33
8095999131,9cyclictest426171-21chrt3
8095999131,9cyclictest273458-21taskset3
8095999131,9cyclictest270386-21taskset3
8095999131,9cyclictest257493-21taskset3
80959991312,0cyclictest0-21swapper/33
80959991312,0cyclictest0-21swapper/33
80959991312,0cyclictest0-21swapper/33
80959991312,0cyclictest0-21swapper/33
80959991311,1cyclictest0-21swapper/33
80959991311,1cyclictest0-21swapper/33
80959991311,1cyclictest0-21swapper/33
8095999131,10cyclictest355249-21taskset3
8095999131,10cyclictest186630-21chrt3
8095999131,10cyclictest186630-21chrt3
8095999130,10cyclictest231245-21taskset3
8095999130,10cyclictest166947-21chrt3
8095999130,10cyclictest128244-21chrt3
3161142131,4sleep1316147-21apt-get1
8095999121,9cyclictest263917-21taskset3
80959991210,0cyclictest0-21swapper/33
8095999120,9cyclictest412685-21chrt3
4917422121,2sleep10-21swapper/11
2838992123,5sleep2283921-21apt-get2
80959991110,0cyclictest0-21swapper/33
4526222111,7sleep0452654-21apt-get0
301798110,7rtkit-daemon87597-21munin-node2
301798110,3rtkit-daemon636-21snmpd0
301798110,3rtkit-daemon636-21snmpd0
2320892111,3sleep10-21swapper/11
1869292111,7sleep2187041-21expr2
1473102110,8sleep0147585-21head0
803002101,5sleep180464-21/usr/sbin/munin1
4587982100,7sleep2458842-21munin-run2
4147342100,4sleep1416222-21grep1
3748232100,7sleep0374876-21grep0
301798100,7rtkit-daemon492-21gmain0
301798100,5rtkit-daemon381308-21df_inode0
301798100,5rtkit-daemon108993-21munin-run0
301798100,3rtkit-daemon636-21snmpd0
301798100,3rtkit-daemon636-21snmpd0
301798100,3rtkit-daemon430-21avahi-daemon0
301798100,3rtkit-daemon430-21avahi-daemon0
2993302106,2sleep10-21swapper/11
2249472101,3sleep0225187-21unixbench_multi0
2141902101,7sleep10-21swapper/11
2010622100,3sleep2202217-21cat2
1987042101,5sleep2198757-21ntp_states2
1792792101,5sleep2179356-21ntp_states2
381123291,5sleep1381156-21apt-get1
341889291,5sleep2341895-21cron2
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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