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2026-02-03 - 18:01
[ 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 Tue Feb 03, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10871559910681,1062cyclictest1394267-21sleep3
1087155999661,961cyclictest1427101-21sleep3
1087155994000,396cyclictest1290789-21turbostat3
1087155993730,370cyclictest1135067-21turbostat3
1087155993570,354cyclictest1226082-21turbostat3
1087155993550,352cyclictest1258172-21turbostat3
136243922680,266sleep01362131-21kworker/u16:1+efi_rts_wq0
1087155992660,261cyclictest1193960-21turbostat3
1087155992370,234cyclictest1167391-21turbostat3
114140421140,1sleep00-21swapper/00
1087155992219,1cyclictest0-21swapper/33
1087155991916,1cyclictest0-21swapper/33
1087155991714,1cyclictest0-21swapper/33
108715599171,11cyclictest1304190-21taskset3
108715599165,8cyclictest1187302-21turbostat3
1087155991613,1cyclictest0-21swapper/33
1087155991613,1cyclictest0-21swapper/33
108715599161,11cyclictest1329807-21turbostat3
108715599161,11cyclictest1115593-21turbostat3
14916582150,6sleep01491797-21tail0
108715599154,8cyclictest1179640-21taskset3
1087155991513,1cyclictest0-21swapper/33
1087155991513,1cyclictest0-21swapper/33
1087155991512,1cyclictest0-21swapper/33
1087155991512,1cyclictest0-21swapper/33
1087155991512,1cyclictest0-21swapper/33
108715599151,11cyclictest1349053-21turbostat3
108715599151,11cyclictest1258161-21turbostat3
1087155991511,1cyclictest0-21swapper/33
108715599151,10cyclictest1375209-21taskset3
108715599151,10cyclictest1109209-21turbostat3
301798140,5rtkit-daemon1135332-21apt-get1
108715599141,9cyclictest13624022sleep33
1087155991413,0cyclictest0-21swapper/33
1087155991413,0cyclictest0-21swapper/33
1087155991412,1cyclictest0-21swapper/33
1087155991412,1cyclictest0-21swapper/33
1087155991412,0cyclictest0-21swapper/33
1087155991411,1cyclictest0-21swapper/33
1087155991411,1cyclictest0-21swapper/33
108715599141,10cyclictest1406704-21taskset3
108715599141,10cyclictest1406704-21taskset3
108715599141,10cyclictest1297684-21taskset3
108715599141,10cyclictest1272026-21taskset3
108715599141,10cyclictest1271029-21turbostat3
108715599141,10cyclictest1127524-21chrt3
108715599134,6cyclictest1458797-21taskset3
108715599133,8cyclictest1187279-21taskset3
108715599131,9cyclictest1491227-21turbostat3
108715599131,9cyclictest1471173-21taskset3
108715599131,9cyclictest1433757-21taskset3
108715599131,9cyclictest1283898-21taskset3
1087155991312,0cyclictest0-21swapper/33
1087155991311,1cyclictest0-21swapper/33
1087155991311,1cyclictest0-21swapper/33
108715599131,10cyclictest1413642-21chrt3
108715599131,10cyclictest1356260-21taskset3
1087155991310,1cyclictest0-21swapper/33
108715599130,10cyclictest1504782-21taskset3
108715599130,10cyclictest1465394-21taskset3
108715599130,10cyclictest1333986-21taskset3
108715599130,10cyclictest1316383-21taskset3
108715599130,10cyclictest1251783-21turbostat3
108715599130,10cyclictest1206162-21taskset3
108715599130,10cyclictest1147492-21taskset3
108715599130,10cyclictest1135060-21turbostat3
301798120,7rtkit-daemon1472280-21apt-get1
13236702121,4sleep21323826-21diskstats2
11866942121,8sleep01186911-21/usr/sbin/munin0
108715599122,7cyclictest1394746-21chrt3
108715599121,8cyclictest1420305-21taskset3
1087155991210,1cyclictest0-21swapper/33
108715599120,9cyclictest1492922-21taskset3
108715599120,9cyclictest1478047-21taskset3
108715599120,9cyclictest1087320-21chrt3
301798110,7rtkit-daemon1407826-21/usr/sbin/munin1
301798110,6rtkit-daemon1098967-21cut1
301798100,6rtkit-daemon1437607-21kthreadcore1
301798100,6rtkit-daemon1093741-21munin-node1
301798100,3rtkit-daemon636-21snmpd1
301798100,3rtkit-daemon636-21snmpd1
301798100,3rtkit-daemon430-21avahi-daemon1
301798100,3rtkit-daemon1093741-21munin-node1
14596472101,6sleep11459833-21ls1
13300502101,6sleep01330083-21apt-get0
10809422101,4sleep00-21swapper/00
30179890,5rtkit-daemon3205-21sendmail-mta1
30179890,5rtkit-daemon3200908-21packagekitd1
30179890,5rtkit-daemon317-21systemd-udevd1
30179890,5rtkit-daemon1087357-21apt-get1
30179890,4rtkit-daemon1141725-21apt-get1
1467284291,5sleep20-21swapper/22
1446338290,2sleep10-21swapper/11
1401825290,6sleep11401989-21cut1
1401825290,6sleep11401989-21cut1
1380551291,4sleep11380675-21python31
1297731291,4sleep01297887-21diskstats0
1289863291,5sleep11289922-21ntp_states1
1187283291,5sleep21187482-21date2
1168256291,4sleep01168278-21apt-get0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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