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2026-01-13 - 17:34
[ 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 #4

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: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackeslot4s.osadl.org (updated Tue Jan 13, 2026 12:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1804742996862,4cyclictest2102256-21dpkg12:05:121
1804742995347,5cyclictest2101744-21dpkg12:04:471
1804747994947,1cyclictest75-21kswapd012:05:182
1804752994540,3cyclictest2102256-21dpkg12:05:123
1804735994238,3cyclictest75-21kswapd012:04:490
1804747993937,1cyclictest75-21kswapd012:04:472
1804735993936,2cyclictest2109126-21fwupd12:05:220
1804752993832,4cyclictest2101768-21dpkg12:04:473
1804742993832,4cyclictest1825675-21latency_hist07:30:021
1804752993327,4cyclictest1820942-21diskstats07:25:153
1804747993329,3cyclictest1841264-21kworker/u8:1+events_unbound07:50:132
1804747993229,2cyclictest1819702-21kworker/u8:3+flush-259:008:15:172
1804752993124,4cyclictest1966899-21latency_hist09:55:003
1804747993128,2cyclictest1819702-21kworker/u8:3+flush-259:007:55:212
1804747993127,3cyclictest2863890-21kworker/u8:2+flush-259:007:15:212
1804747993127,3cyclictest2070224-21kworker/u8:1+flush-259:011:50:192
1804735993127,3cyclictest1924288-21kworker/u8:2+flush-259:009:10:010
1804752993019,9cyclictest252-21systemd-journal09:29:333
1804747993026,3cyclictest1862167-21kworker/u8:2+events_unbound08:20:232
1804735993025,4cyclictest1814091-21ntpq07:15:200
1804752992922,5cyclictest1903116-21ntpq08:45:233
1804747992925,3cyclictest1924288-21kworker/u8:2+flush-259:009:10:262
1804742992924,3cyclictest1940995-21apt-get09:30:101
1804735992925,3cyclictest2075820-21apt-get11:40:120
1804747992823,4cyclictest1872977-21kworker/u8:0+events_unbound08:45:182
1804747992823,3cyclictest2043834-21kworker/u8:3+flush-259:011:25:002
1804747992823,3cyclictest1924288-21kworker/u8:2+flush-259:009:25:132
1804735992825,2cyclictest2028471-21kworker/u8:2+flush-259:011:05:160
1804735992823,4cyclictest252-21systemd-journal09:15:010
1804747992724,2cyclictest2070224-21kworker/u8:1+flush-259:011:45:212
1804747992724,2cyclictest2060116-21kworker/u8:0+events_unbound11:35:152
1804747992723,3cyclictest1982298-21kworker/u8:1+events_unbound10:10:232
1804735992721,4cyclictest2054693-21cp11:20:010
1804752992621,4cyclictest1903624-21kworker/u8:3+flush-259:009:00:163
1804747992623,2cyclictest1888561-21kworker/u8:3+flush-259:008:35:162
1804747992622,3cyclictest2070224-21kworker/u8:1+flush-259:012:00:002
1804747992622,3cyclictest2060116-21kworker/u8:0+events_unbound12:10:182
1804747992622,3cyclictest1903624-21kworker/u8:3+flush-259:009:05:152
1804735992619,5cyclictest1861216-21ntpq08:00:200
1804747992522,2cyclictest2080758-21kworker/u8:2+events_unbound12:15:182
1804742992521,3cyclictest1976879-21kworker/u8:0+events_unbound10:05:141
1804742992521,3cyclictest1940627-21kworker/u8:0+flush-259:009:50:001
1804742992519,4cyclictest2013206-21latency_hist10:40:011
1804735992520,4cyclictest1935853-21apt-get09:25:080
1804752992418,4cyclictest1882537-21ntpq08:25:333
1804752992418,4cyclictest1882537-21ntpq08:25:323
1804747992420,3cyclictest1997578-21kworker/u8:1+flush-259:010:50:212
1804742992421,2cyclictest2863890-21kworker/u8:2+events_unbound07:30:161
1804742992421,2cyclictest1862167-21kworker/u8:2+flush-259:008:40:001
1804735992419,4cyclictest1977628-21diskstats10:05:150
1804747992319,3cyclictest1945873-21kworker/u8:3+events_unbound10:00:142
1804742992320,2cyclictest2060116-21kworker/u8:0+flush-259:012:10:131
1804742992319,3cyclictest1872977-21kworker/u8:0+flush-259:008:45:011
1804742992319,3cyclictest1841264-21kworker/u8:1+flush-259:007:55:001
1804742992317,4cyclictest0-21swapper/108:14:591
1804735992321,2cyclictest2002939-21kworker/u8:0+events_unbound10:55:120
1804735992319,3cyclictest2070224-21kworker/u8:1+flush-259:012:30:220
1804752992217,3cyclictest507-21in:imuxsock12:25:003
1804752992217,3cyclictest2065519-21apt-get11:30:113
1804752992210,10cyclictest2024786-21sed10:50:173
1804747992218,3cyclictest1992387-21kworker/u8:2+flush-259:010:25:202
1804747992217,4cyclictest2054534-21gpgv11:20:002
1804747992214,6cyclictest1955242-21ntpq09:40:242
1804742992218,3cyclictest2086143-21apt-get11:50:111
1804742992216,4cyclictest2018316-21latency_hist10:45:011
1804735992220,1cyclictest1867303-21idleruntime-cro08:10:000
1804735992216,5cyclictest2013625-21diskstats10:40:130
1804747992118,2cyclictest2060116-21kworker/u8:0+events_unbound11:44:502
1804747992118,2cyclictest2043834-21kworker/u8:3+flush-259:011:25:242
1804747992114,5cyclictest1883378-21latency_hist08:30:012
1804747992114,5cyclictest1883378-21latency_hist08:30:002
1804742992118,2cyclictest2863890-21kworker/u8:2+flush-259:007:15:231
1804742992117,3cyclictest2075795-21/usr/sbin/munin11:40:201
1804742992117,3cyclictest2070224-21kworker/u8:1+flush-259:012:30:271
1804742992117,3cyclictest2070224-21kworker/u8:1+flush-259:011:55:211
1804742992117,3cyclictest1841807-21/usr/sbin/munin07:45:211
180474299210,20cyclictest1-21systemd12:25:011
1804735992118,2cyclictest1940627-21kworker/u8:0+flush-259:009:35:000
1804735992117,3cyclictest2863890-21kworker/u8:2+events_unbound07:25:170
180475299201,6cyclictest1814968-21idleruntime-cro07:20:013
1804752992016,3cyclictest2044141-21cron11:10:003
1804752992015,4cyclictest2028899-21/usr/sbin/munin10:55:123
1804747992017,2cyclictest2038965-21sh11:05:002
1804747992017,2cyclictest1903624-21kworker/u8:3+flush-259:008:50:242
1804747992016,3cyclictest1992387-21kworker/u8:2+events_unbound10:30:172
1804747992016,3cyclictest1940627-21kworker/u8:0+flush-259:009:50:172
1804747992016,3cyclictest1924288-21kworker/u8:2+flush-259:009:25:002
1804747992016,2cyclictest1997772-21cron10:25:002
1804747992014,4cyclictest2023509-21latency_hist10:50:002
1804742992017,2cyclictest2002939-21kworker/u8:0+flush-259:010:45:131
1804742992016,3cyclictest1982298-21kworker/u8:1+events_unbound10:15:221
1804742992015,2cyclictest1-21systemd09:10:001
1804742992014,4cyclictest252-21systemd-journal11:16:481
1804742992013,4cyclictest2008029-21awk10:35:001
1804735992017,2cyclictest1841264-21kworker/u8:1+events_unbound07:55:010
1804735992015,4cyclictest2070658-21/usr/sbin/munin11:35:220
180475299196,2cyclictest0-21swapper/309:10:263
1804752991916,2cyclictest1952299-21kthreadcore09:40:203
1804752991911,5cyclictest252-21systemd-journal07:15:003
180475299190,3cyclictest2013206-21latency_hist10:40:013
1804747991916,2cyclictest2023119-21kworker/u8:4+flush-259:011:30:482
1804747991916,2cyclictest2002939-21kworker/u8:0+flush-259:010:35:242
1804747991916,2cyclictest1966511-21kworker/u8:1+events_unbound09:55:222
1804747991916,2cyclictest1945873-21kworker/u8:3+events_unbound10:15:212
1804747991915,3cyclictest2863890-21kworker/u8:2+flush-259:007:25:202
1804747991915,3cyclictest2070224-21kworker/u8:1+flush-259:012:25:142
1804747991915,3cyclictest2070224-21kworker/u8:1+events_unbound12:35:032
1804747991915,3cyclictest2002939-21kworker/u8:0+flush-259:010:55:112
1804747991915,3cyclictest1924288-21kworker/u8:2+events_unbound09:34:342
1804747991913,4cyclictest1804644-21latency_hist07:10:002
1804742991915,3cyclictest2070224-21kworker/u8:1+events_unbound11:45:181
1804742991915,3cyclictest2060356-21apt-get11:25:121
1804742991915,3cyclictest1793806-21kworker/u8:0+events_unbound07:35:221
1804735991916,2cyclictest1862167-21kworker/u8:2+events_unbound08:20:130
1804735991915,3cyclictest1945873-21kworker/u8:3+events_unbound10:15:150
1804735991915,3cyclictest1940627-21kworker/u8:0+flush-259:009:35:160
1804735991915,3cyclictest1903624-21kworker/u8:3+events_unbound08:50:140
180475299181,5cyclictest1835990-21cron07:39:593
1804752991814,3cyclictest2043834-21kworker/u8:3+flush-259:011:25:223
1804752991812,4cyclictest2090982-21latency_hist11:55:013
1804752991811,5cyclictest2060116-21kworker/u8:0+flush-259:011:40:193
1804747991815,2cyclictest1851848-21kworker/u8:0+events_unbound08:09:502
1804747991815,2cyclictest1819702-21kworker/u8:3+flush-259:007:45:252
1804747991813,3cyclictest1903624-21kworker/u8:3+events_unbound08:55:162
1804742991815,2cyclictest1945873-21kworker/u8:3+events_unbound10:00:211
1804735991814,3cyclictest2070224-21kworker/u8:1+flush-259:011:45:190
1804735991812,4cyclictest1934952-21latency_hist09:20:000
180475299177,1cyclictest0-21swapper/308:44:593
180475299176,1cyclictest0-21swapper/312:35:003
180475299176,1cyclictest0-21swapper/310:20:223
180475299175,3cyclictest1877516-21/usr/sbin/munin08:20:223
1804752991713,3cyclictest1930067-21apt-get09:15:103
1804752991710,5cyclictest1893673-21latency_hist08:40:013
180475299170,5cyclictest18269582kthreadcore07:30:183
1804747991714,2cyclictest2028471-21kworker/u8:2+events_unbound11:05:172
1804747991713,3cyclictest2863890-21kworker/u8:2+flush-259:007:20:322
1804747991713,3cyclictest1929830-21kworker/u8:0+flush-259:009:15:172
1804742991714,2cyclictest1903624-21kworker/u8:3+events_unbound09:00:241
1804742991713,3cyclictest2863890-21kworker/u8:2+flush-259:007:40:241
1804742991713,3cyclictest1992858-21/usr/sbin/munin10:20:231
1804735991714,3cyclictest2023119-21kworker/u8:4+events_unbound11:30:230
1804735991714,2cyclictest2070224-21kworker/u8:1+events_unbound11:50:180
1804735991714,2cyclictest1903624-21kworker/u8:3+flush-259:008:55:150
1804735991713,3cyclictest2018340-21kworker/u8:2+flush-259:010:45:150
1804735991712,4cyclictest1857008-21latency_hist08:00:000
1804735991712,3cyclictest1956423-21cat09:45:010
180475299166,1cyclictest0-21swapper/310:00:203
180475299161,5cyclictest252-21systemd-journal08:35:003
180475299161,4cyclictest2008041-21apt10:35:003
1804752991611,4cyclictest2002939-21kworker/u8:0+flush-259:011:00:163
180475299160,5cyclictest2055559-21ethtool11:20:163
1804747991613,2cyclictest2002939-21kworker/u8:0+events_unbound10:40:192
1804747991612,3cyclictest2863890-21kworker/u8:2+events_unbound07:34:152
1804747991612,3cyclictest2080758-21kworker/u8:2+events_unbound12:20:022
1804747991612,2cyclictest1940627-21kworker/u8:0+events_unbound09:35:172
1804742991613,2cyclictest1968183-21kthreadcore09:55:171
1804742991612,3cyclictest1982580-21/usr/sbin/munin10:10:151
1804742991612,3cyclictest1939883-21ntp_offset09:25:181
1804742991612,3cyclictest1903624-21kworker/u8:3+events_unbound08:50:221
1804742991612,2cyclictest1956130-21sh09:45:011
1804742991611,3cyclictest1909378-21/usr/sbin/munin08:55:131
1804735991613,2cyclictest60350irq/132-enp0s29f1:rx-010:35:150
1804735991613,2cyclictest60350irq/132-enp0s29f1:rx-010:20:260
1804735991613,2cyclictest60350irq/132-enp0s29f1:rx-008:45:020
1804735991613,2cyclictest60350irq/132-enp0s29f1:rx-008:31:040
1804735991613,2cyclictest60350irq/132-enp0s29f1:rx-007:46:480
1804735991613,2cyclictest1819702-21kworker/u8:3+events_unbound08:14:170
1804735991612,3cyclictest2070224-21kworker/u8:1+events_unbound12:39:500
1804735991611,4cyclictest2095702-21ntpq11:55:220
180475299154,3cyclictest1914418-21sed09:00:003
180475299151,12cyclictest1951005-21awk09:40:003
180475299150,13cyclictest500-21systemd-logind11:40:003
1804747991512,2cyclictest1940627-21kworker/u8:0+flush-259:009:45:212
1804747991511,3cyclictest1924288-21kworker/u8:2+events_unbound10:05:182
1804747991511,3cyclictest1903624-21kworker/u8:3+events_unbound09:00:502
180474799150,5cyclictest21343122kthreadcore12:30:202
1804742991512,2cyclictest2028471-21kworker/u8:2+flush-259:011:05:261
1804742991512,2cyclictest1872977-21kworker/u8:0+flush-259:008:25:261
1804742991512,2cyclictest1872977-21kworker/u8:0+flush-259:008:25:261
1804742991512,2cyclictest1819702-21kworker/u8:3+events_unbound07:55:211
1804742991511,3cyclictest2043834-21kworker/u8:3+events_unbound11:10:151
1804742991511,3cyclictest1940627-21kworker/u8:0+flush-259:009:35:201
1804742991511,3cyclictest1924288-21kworker/u8:2+flush-259:009:10:201
1804742991511,3cyclictest1862167-21kworker/u8:2+flush-259:008:20:161
1804735991513,2cyclictest60350irq/132-enp0s29f1:rx-011:00:090
1804735991513,1cyclictest60350irq/132-enp0s29f1:rx-011:25:250
1804735991513,1cyclictest60350irq/132-enp0s29f1:rx-010:50:110
1804735991513,1cyclictest60350irq/132-enp0s29f1:rx-009:55:150
1804735991513,1cyclictest60350irq/132-enp0s29f1:rx-008:15:110
1804735991513,1cyclictest60350irq/132-enp0s29f1:rx-007:40:260
1804735991513,1cyclictest60350irq/132-enp0s29f1:rx-007:30:240
1804735991512,2cyclictest60350irq/132-enp0s29f1:rx-012:13:450
1804735991512,2cyclictest60350irq/132-enp0s29f1:rx-010:11:150
1804735991512,2cyclictest60350irq/132-enp0s29f1:rx-009:47:570
1804735991512,2cyclictest60350irq/132-enp0s29f1:rx-009:22:260
1804735991512,2cyclictest60350irq/132-enp0s29f1:rx-008:41:450
1804735991512,2cyclictest60350irq/132-enp0s29f1:rx-007:10:210
1804735991512,2cyclictest2080758-21kworker/u8:2+flush-259:012:15:160
1804735991512,2cyclictest2023119-21kworker/u8:4+events_unbound11:10:230
1804735991511,3cyclictest2863890-21kworker/u8:2+events_unbound07:20:320
1804735991511,3cyclictest1872977-21kworker/u8:0+flush-259:008:25:280
1804735991511,3cyclictest1872977-21kworker/u8:0+flush-259:008:25:270
180475299148,4cyclictest2080758-21kworker/u8:2+flush-259:012:16:223
180475299147,5cyclictest2114502-21ntpq12:10:213
1804752991410,2cyclictest1868634-21grep08:15:123
1804747991412,1cyclictest0-21swapper/207:45:002
1804747991411,2cyclictest1884046-21irqcore08:30:182
1804747991411,2cyclictest1809796-21cron07:15:012
1804742991411,2cyclictest2140246-21needreboot12:35:221
1804742991411,2cyclictest2028253-21unixbench_singl10:50:251
1804742991411,2cyclictest1841264-21kworker/u8:1+events_unbound08:00:141
1804742991410,3cyclictest2080758-21kworker/u8:2+flush-259:012:15:211
1804742991410,3cyclictest2002939-21kworker/u8:0+events_unbound11:00:251
1804742991410,3cyclictest1862167-21kworker/u8:2+events_unbound08:30:171
180473599149,4cyclictest1940627-21kworker/u8:0+flush-259:009:50:160
1804735991411,2cyclictest60350irq/132-enp0s29f1:rx-010:34:430
1804735991411,2cyclictest60350irq/132-enp0s29f1:rx-010:25:120
1804735991411,2cyclictest2125341-21kworker/u8:3+flush-259:012:25:240
1804735991411,2cyclictest1903624-21kworker/u8:3+events_unbound09:00:130
180475299137,4cyclictest1909074-21sshd08:54:283
1804752991311,1cyclictest0-21swapper/311:20:003
180475299131,10cyclictest1820535-21true07:25:003
1804752991310,1cyclictest0-21swapper/312:30:003
180474799139,3cyclictest2043834-21kworker/u8:3+flush-259:011:10:262
180474799138,3cyclictest1835998-21apt-get07:39:592
1804742991310,3cyclictest2023119-21kworker/u8:4+flush-259:011:20:161
1804742991310,2cyclictest1841264-21kworker/u8:1+events_unbound08:05:241
1804742991310,2cyclictest1793806-21kworker/u8:0+flush-259:007:25:001
1804742991310,1cyclictest0-21swapper/111:40:001
1804735991312,1cyclictest60350irq/132-enp0s29f1:rx-011:22:050
1804735991310,2cyclictest1945873-21kworker/u8:3+flush-259:010:00:320
1804735991310,2cyclictest1831151-21cpuspeed_turbos07:35:150
180475299129,2cyclictest1987965-21fschecks_count10:15:153
180475299127,3cyclictest1967338-21cut09:55:143
180474799128,3cyclictest1867539-21kworker/u8:4+events_unbound08:11:202
180474799128,3cyclictest1862167-21kworker/u8:2+flush-259:008:40:212
180474299129,2cyclictest2033788-21cron10:59:591
180474299129,2cyclictest1771277-21kworker/u8:3+flush-259:007:10:271
180474299128,3cyclictest1819702-21kworker/u8:3+events_unbound08:15:191
1804735991210,1cyclictest60350irq/132-enp0s29f1:rx-008:35:150
180475299115,4cyclictest1-21systemd12:40:003
180474299118,2cyclictest0-21swapper/108:45:191
180475299108,1cyclictest0-21swapper/307:50:163
180475299106,2cyclictest0-21swapper/307:45:193
180475299100,8cyclictest1867956-21latency_hist08:15:013
180474799106,3cyclictest1841264-21kworker/u8:1+flush-259:008:00:442
180474299107,2cyclictest2023119-21kworker/u8:4+events_unbound11:30:211
18047529981,5cyclictest1935289-21runrttasks09:21:293
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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