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2026-01-18 - 08:14
[ 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 792 highest latencies:
System rackeslot8s.osadl.org (updated Sun Jan 18, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9419589911981,1192cyclictest1221613-21sleep3
9419589910920,1088cyclictest9766182sleep33
9419589910911,1086cyclictest1189530-21sleep3
941958992419,2cyclictest995969-21turbostat3
94195899198,8cyclictest969999-21turbostat3
94195899186,9cyclictest1285276-21taskset3
94195899177,7cyclictest1350485-21turbostat3
941958991714,1cyclictest0-21swapper/33
941958991714,1cyclictest0-21swapper/33
94195899171,12cyclictest1273431-21taskset3
9837242166,7sleep2983903-21sed2
941958991613,1cyclictest0-21swapper/33
94195899154,8cyclictest1272511-21taskset3
94195899154,8cyclictest1272511-21taskset3
941958991513,1cyclictest0-21swapper/33
941958991513,1cyclictest0-21swapper/33
941958991512,1cyclictest0-21swapper/33
94195899151,11cyclictest1118872-21turbostat3
301798150,2rtkit-daemon1021908-21apt-get0
94195899144,8cyclictest1138062-21taskset3
94195899144,7cyclictest1015495-21taskset3
94195899143,8cyclictest1033677-21taskset3
941958991413,0cyclictest0-21swapper/33
941958991412,1cyclictest0-21swapper/33
941958991412,1cyclictest0-21swapper/33
941958991412,1cyclictest0-21swapper/33
941958991412,0cyclictest0-21swapper/33
941958991412,0cyclictest0-21swapper/33
941958991411,1cyclictest0-21swapper/33
941958991411,1cyclictest0-21swapper/33
941958991411,1cyclictest0-21swapper/33
94195899141,10cyclictest1318035-21chrt3
94195899141,10cyclictest1008486-21taskset3
94195899140,11cyclictest1256150-21taskset3
94195899140,11cyclictest1256150-21taskset3
94195899132,8cyclictest1073302-21chrt3
94195899131,9cyclictest998558-21taskset3
94195899131,9cyclictest951450-21taskset3
94195899131,9cyclictest1337901-21chrt3
94195899131,9cyclictest1292862-21taskset3
94195899131,9cyclictest1183091-21turbostat3
94195899131,9cyclictest1169440-21taskset3
94195899131,9cyclictest1155623-21chrt3
94195899131,9cyclictest10347942sleep33
94195899131,8cyclictest11576702sleep33
941958991312,0cyclictest0-21swapper/33
941958991311,1cyclictest0-21swapper/33
941958991311,1cyclictest0-21swapper/33
941958991311,1cyclictest0-21swapper/33
941958991311,1cyclictest0-21swapper/33
941958991311,1cyclictest0-21swapper/33
941958991311,0cyclictest0-21swapper/33
941958991311,0cyclictest0-21swapper/33
941958991311,0cyclictest0-21swapper/33
941958991311,0cyclictest0-21swapper/33
941958991310,1cyclictest0-21swapper/33
941958991310,1cyclictest0-21swapper/33
941958991310,1cyclictest0-21swapper/33
94195899130,11cyclictest1266715-21chrt3
94195899130,10cyclictest1331801-21taskset3
94195899130,10cyclictest1202609-21taskset3
94195899130,10cyclictest1202017-21chrt3
301798130,8rtkit-daemon1338384-21/usr/sbin/munin0
11778042130,5sleep11178684-21grep1
94195899126,4cyclictest1195638-21taskset3
94195899121,9cyclictest1227905-21taskset3
94195899121,8cyclictest1093334-21chrt3
94195899121,8cyclictest1067009-21taskset3
941958991211,0cyclictest0-21swapper/33
94195899120,9cyclictest1214870-21taskset3
94195899120,9cyclictest1060413-21taskset3
94195899120,9cyclictest1046443-21chrt3
94195899120,10cyclictest1150720-21taskset3
12026212121,2sleep01202654-21apt-get0
9966102110,8sleep1997328-21sed1
9712182111,3sleep0972276-21kthreadcore0
301798110,6rtkit-daemon317-21systemd-udevd0
301798110,3rtkit-daemon636-21snmpd0
301798110,3rtkit-daemon430-21avahi-daemon1
301798100,7rtkit-daemon638-21ntpd1
301798100,6rtkit-daemon676-21runrttasks0
301798100,6rtkit-daemon1209646-21irqcore0
301798100,5rtkit-daemon962875-21python31
301798100,5rtkit-daemon1241480-21hddtemp_smartct0
301798100,4rtkit-daemon1125121-21chrt0
301798100,3rtkit-daemon948581-21munin-node0
301798100,3rtkit-daemon948581-21munin-node0
301798100,3rtkit-daemon948581-21munin-node0
301798100,1rtkit-daemon0-21swapper/00
12786352100,3sleep21278706-21ntp_states2
11833562101,5sleep01183378-21apt-get0
948870291,4sleep1950099-21grep1
30179890,6rtkit-daemon948581-21munin-node0
30179890,5rtkit-daemon964430-21sed1
30179890,5rtkit-daemon636-21snmpd0
30179890,5rtkit-daemon636-21snmpd0
30179890,5rtkit-daemon3205-21sendmail-mta0
30179890,5rtkit-daemon3205-21sendmail-mta0
30179890,5rtkit-daemon3205-21sendmail-mta0
30179890,5rtkit-daemon317-21systemd-udevd0
30179890,5rtkit-daemon317-21systemd-udevd0
30179890,4rtkit-daemon1259327-21python30
30179890,4rtkit-daemon1259327-21python30
30179890,3rtkit-daemon638-21ntpd0
30179890,1rtkit-daemon0-21swapper/00
30179890,1rtkit-daemon0-21swapper/00
1286239291,4sleep11286272-21apt-get1
1279807292,4sleep01279840-21apt-get0
1203574291,5sleep11204540-21kthreadcore1
1169363291,5sleep21169434-21ntp_states2
1107510290,6sleep00-21swapper/00
951030281,4sleep0951179-21df_inode0
942109281,3sleep0942142-21apt-get0
936478281,4sleep1937509-21cut1
30179880,4rtkit-daemon948581-21munin-node0
30179880,4rtkit-daemon667-21lldpd0
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon492-21gmain0
30179880,4rtkit-daemon448-21wpa_supplicant0
30179880,4rtkit-daemon448-21wpa_supplicant0
30179880,4rtkit-daemon430-21avahi-daemon0
30179880,4rtkit-daemon1312256-21apt-get0
30179880,4rtkit-daemon0-21swapper/11
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
30179880,1rtkit-daemon0-21swapper/00
1339407280,6sleep21341351-21grep2
1331684281,4sleep21331800-21perl2
1299309281,3sleep11299342-21apt-get1
1292870281,3sleep11292903-21apt-get1
1234691281,3sleep11234724-21apt-get1
1193845281,4sleep21194891-21memory2
1176693280,5sleep11176875-21cat1
1164466280,5sleep11164608-21ps1
1157383281,4sleep01157405-21munin-run0
1060875281,4sleep11061859-21sed1
1034977281,4sleep11035044-21cut1
996234271,4sleep2996377-21df2
935873270,4sleep30-21swapper/33
30179870,4rtkit-daemon0-21swapper/00
30179870,3rtkit-daemon948581-21munin-node0
30179870,3rtkit-daemon948581-21munin-node0
30179870,3rtkit-daemon948581-21munin-node0
30179870,3rtkit-daemon638-21ntpd0
30179870,3rtkit-daemon638-21ntpd0
30179870,3rtkit-daemon636-21snmpd0
30179870,3rtkit-daemon492-21gmain0
30179870,3rtkit-daemon492-21gmain0
30179870,3rtkit-daemon3205-21sendmail-mta0
1292906270,4sleep21293008-21grep2
1260563270,5sleep21260573-21acpi2
1211177272,3sleep1948469-21kworker/1:2+events1
1198950270,4sleep21201127-21cut2
1170574270,4sleep21170720-21df2
1156564270,3sleep21156689-21python32
1113166271,3sleep11114152-21uname1
1108700270,4sleep11110864-21kthreadcore1
1073266270,3sleep21073299-21apt-get2
1061860271,3sleep21063074-21cut2
1055454271,2sleep10-21swapper/11
1028348270,4sleep21028494-21df2
1023279270,5sleep21024468-21kthreadcore2
1015711271,3sleep11015905-21if_eno11
982453260,1sleep00-21swapper/00
978087260,3sleep2979584-21cut2
967774260,3sleep0968945-21memory0
1325087261,2sleep11325120-21apt-get1
1278900260,4sleep10-21swapper/11
1249627260,3sleep11251746-21grep1
1230676260,3sleep11232822-21cut1
1094633260,3sleep21096608-21kthreadcore2
1093143261,2sleep10-21swapper/11
1086764260,2sleep11086797-21apt-get1
1085824260,1sleep10-21swapper/11
1066907260,3sleep21067008-21/usr/sbin/munin2
1053627260,1sleep20-21swapper/22
984830250,3sleep0986859-21cut0
975370250,1sleep20-21swapper/22
956853250,1sleep20-21swapper/22
941522250,1sleep00-21swapper/00
937510251,2sleep20-21swapper/22
1350782250,1sleep20-21swapper/22
1332819251,2sleep10-21swapper/11
1321826250,3sleep11323753-21latency1
1272887250,1sleep10-21swapper/11
1272887250,1sleep10-21swapper/11
1254294251,2sleep10-21swapper/11
1254294251,2sleep10-21swapper/11
1242819251,2sleep20-21swapper/22
1235672250,3sleep21236632-21cut2
1221459250,1sleep20-21swapper/22
1214967250,1sleep20-21swapper/22
1208734250,1sleep20-21swapper/22
1197636251,2sleep10-21swapper/11
1189279250,1sleep20-21swapper/22
1182703250,2sleep21176950-21/usr/sbin/munin2
1158054250,3sleep21158201-21irqcore2
1157141250,1sleep10-21swapper/11
1144509250,3sleep21144706-21sed2
1137779250,1sleep10-21swapper/11
1132355251,2sleep20-21swapper/22
1125206250,1sleep10-21swapper/11
1118538250,1sleep20-21swapper/22
1101275250,2sleep10-21swapper/11
1092856250,1sleep20-21swapper/22
1079704250,2sleep20-21swapper/22
1072875250,1sleep10-21swapper/11
1054186251,2sleep20-21swapper/22
1053626250,1sleep10-21swapper/11
1044377251,2sleep10-21swapper/11
1040764250,1sleep20-21swapper/22
1028312251,1sleep10-21swapper/11
1021875250,2sleep10-21swapper/11
1015001250,1sleep20-21swapper/22
1009086250,3sleep11009242-21diskstats1
1002648251,1sleep20-21swapper/22
995187240,3sleep20-21swapper/22
989847240,2sleep1989956-21entropy1
964739240,2sleep20-21swapper/22
963335240,3sleep20-21swapper/22
963234240,3sleep00-21swapper/00
1351735240,1sleep20-21swapper/22
1326077240,2sleep20-21swapper/22
1318304240,3sleep10-21swapper/11
1306798240,2sleep11307236-21kthreadcore1
1292070240,1sleep20-21swapper/22
1285705240,3sleep20-21swapper/22
1265994240,1sleep10-21swapper/11
1254971240,2sleep21256146-21kthreadcore2
1254971240,2sleep21256146-21kthreadcore2
1247674240,2sleep21247874-21smartctl2
1247174241,1sleep10-21swapper/11
1228483240,2sleep20-21swapper/22
1227914240,3sleep20-21swapper/22
1191742240,2sleep11193844-21kthreadcore1
1189325240,3sleep10-21swapper/11
1163599240,3sleep10-21swapper/11
1145506240,2sleep20-21swapper/22
1145159240,2sleep11145503-21irqcore1
1130996240,2sleep21131225-21awk2
1128162240,2sleep11128656-21kthreadcore1
1106508240,2sleep20-21swapper/22
1086160240,3sleep10-21swapper/11
1086160240,3sleep10-21swapper/11
1047070240,3sleep20-21swapper/22
1015459240,1sleep20-21swapper/22
1002612240,1sleep10-21swapper/11
948131230,1sleep20-21swapper/22
1351483230,2sleep10-21swapper/11
1344283230,1sleep20-21swapper/22
1344281230,1sleep10-21swapper/11
1337904230,1sleep10-21swapper/11
1324636230,1sleep20-21swapper/22
1312223230,1sleep20-21swapper/22
1307943230,1sleep20-21swapper/22
1300765230,1sleep20-21swapper/22
1279843230,1sleep10-21swapper/11
1267167230,1sleep20-21swapper/22
1267167230,1sleep20-21swapper/22
1221879230,1sleep10-21swapper/11
1220343230,1sleep10-21swapper/11
1138509230,1sleep10-21swapper/11
1125227230,1sleep20-21swapper/22
1100009230,1sleep20-21swapper/22
1085863230,1sleep20-21swapper/22
1085863230,1sleep20-21swapper/22
1077777230,1sleep10-21swapper/11
1350709220,1sleep10-21swapper/11
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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