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2026-02-25 - 03:29
[ 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 Wed Feb 25, 2026 00:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1928039998481,2cyclictest75-21kswapd020:36:533
1928032994946,2cyclictest2020870-21fwupd20:36:501
1928032993731,4cyclictest1949242-21/usr/sbin/munin19:30:161
1928034993329,3cyclictest2186823-21kworker/u8:0+flush-259:023:20:162
1928034993328,4cyclictest2218291-21/usr/sbin/munin23:50:222
1928034993327,4cyclictest1948114-21ntpq19:25:212
1928034993230,1cyclictest132-1kworker/2:1H+kblockd20:36:512
1928034993127,3cyclictest2135316-21kworker/u8:1+flush-259:023:00:212
1928034993127,2cyclictest2083772-21kworker/u8:2+events_unbound22:10:232
1928034993026,3cyclictest1990202-21kworker/u8:1+flush-259:020:25:172
1928032993025,4cyclictest2036914-21apt-get20:55:111
1928029993025,3cyclictest2005950-21apt-get20:25:100
1928029992925,3cyclictest75-21kswapd021:30:010
1928039992822,4cyclictest1978974-21ntpq19:55:203
1928034992825,2cyclictest2041831-21kworker/u8:3+flush-259:021:30:232
1928034992824,3cyclictest2186823-21kworker/u8:0+flush-259:023:35:002
1928034992824,3cyclictest2083772-21kworker/u8:2+flush-259:022:20:202
1928032992823,3cyclictest2155951-21kworker/u8:3+flush-259:000:00:181
1928032992822,4cyclictest2087821-21ntpq21:40:181
1928029992822,4cyclictest1943605-21cat19:25:000
1928034992724,2cyclictest2186823-21kworker/u8:0+events_unbound00:05:222
1928032992722,3cyclictest2078366-21kworker/u8:4+flush-259:022:15:011
1928039992622,3cyclictest2155951-21kworker/u8:3+flush-259:000:00:223
1928034992622,3cyclictest2041831-21kworker/u8:3+flush-259:021:20:222
1928034992620,4cyclictest252-21systemd-journal23:30:002
1928032992619,5cyclictest2051249-21ntpq21:05:221
1928034992522,2cyclictest2186823-21kworker/u8:0+flush-259:023:40:212
1928034992522,2cyclictest2119767-21kworker/u8:0+flush-259:022:35:252
1928034992522,2cyclictest2119767-21kworker/u8:0+flush-259:022:27:122
1928034992522,2cyclictest2052136-21kworker/u8:0+flush-259:021:15:242
1928034992521,3cyclictest2041831-21kworker/u8:3+flush-259:021:00:162
1928032992511,7cyclictest2135276-21awk22:30:011
1928034992419,3cyclictest2186823-21kworker/u8:0+flush-259:023:35:182
1928039992318,3cyclictest252-21systemd-journal00:11:353
1928034992319,3cyclictest2155951-21kworker/u8:3+flush-259:000:35:012
1928034992319,3cyclictest2135316-21kworker/u8:1+flush-259:022:45:172
1928034992319,3cyclictest2078366-21kworker/u8:4+flush-259:021:55:152
1928032992319,3cyclictest507-21in:imuxsock19:55:001
1928032992319,3cyclictest2186823-21kworker/u8:0+flush-259:000:05:261
1928029992319,3cyclictest1907603-21kworker/u8:2+flush-259:020:15:120
1928034992218,3cyclictest2186823-21kworker/u8:0+events_unbound00:15:212
1928032992215,5cyclictest2258267-21ntpq00:25:191
1928032992215,5cyclictest2258267-21ntpq00:25:191
1928029992217,3cyclictest252-21systemd-journal22:28:350
1928039992118,2cyclictest509-21rs:main3
1928039992115,4cyclictest2248891-21latency_hist00:20:013
1928034992118,2cyclictest2186823-21kworker/u8:0+events_unbound23:45:252
1928034992117,3cyclictest1990202-21kworker/u8:1+flush-259:020:30:172
1928034992117,3cyclictest1907603-21kworker/u8:2+events_unbound19:15:002
1928034992115,4cyclictest2057262-21latency_hist21:15:012
1928032992116,4cyclictest2104218-21latency_hist22:00:011
1928029992117,3cyclictest2171600-21apt-get23:05:100
1928039992016,3cyclictest1907603-21kworker/u8:2+flush-259:020:55:003
1928039992016,2cyclictest0-21swapper/300:35:003
1928039992015,4cyclictest2192552-21cp23:25:023
1928039992014,4cyclictest2072948-21cat21:30:003
1928034992017,2cyclictest2052136-21kworker/u8:0+events_unbound21:35:142
1928032992016,3cyclictest2078366-21kworker/u8:4+flush-259:022:25:001
1928032992016,3cyclictest2010849-21kworker/u8:0+flush-259:020:45:171
192803299201,17cyclictest490-21dbus-daemon23:44:591
1928029992016,3cyclictest252-21systemd-journal22:04:590
1928034991916,2cyclictest2078366-21kworker/u8:4+flush-259:021:40:202
1928034991916,2cyclictest2010849-21kworker/u8:0+flush-259:020:40:232
1928034991915,3cyclictest2083772-21kworker/u8:2+events_unbound22:02:362
1928034991915,3cyclictest1944094-21kworker/u8:3+flush-259:020:05:152
1928034991915,3cyclictest1944094-21kworker/u8:3+flush-259:019:55:002
1928034991915,3cyclictest1944094-21kworker/u8:3+flush-259:019:35:002
1928034991915,3cyclictest1907603-21kworker/u8:2+events_unbound20:00:202
1928034991915,2cyclictest0-21swapper/219:40:002
1928032991915,3cyclictest2186823-21kworker/u8:0+flush-259:023:35:161
1928032991915,3cyclictest2186823-21kworker/u8:0+flush-259:023:20:221
1928029991917,1cyclictest1949008-21turbostat.cron19:30:000
1928029991916,2cyclictest2243794-21kworker/u8:1+flush-259:000:25:150
1928029991916,2cyclictest2243794-21kworker/u8:1+flush-259:000:25:150
1928029991916,2cyclictest1959309-21cron19:40:000
1928039991815,2cyclictest2010849-21kworker/u8:0+flush-259:020:45:243
1928034991815,2cyclictest2083772-21kworker/u8:2+events_unbound22:05:172
1928034991814,3cyclictest2155951-21kworker/u8:3+events_unbound00:21:362
1928034991814,3cyclictest1907603-21kworker/u8:2+events_unbound20:57:362
1928034991814,3cyclictest1907603-21kworker/u8:2+events_unbound19:15:142
1928032991815,2cyclictest1864153-21kworker/u8:1+flush-259:019:10:171
1928032991811,5cyclictest2263455-21ntpq00:30:221
1928029991815,2cyclictest2244436-21irqcore00:15:170
192802999180,17cyclictest1-21systemd22:11:360
1928039991712,4cyclictest2268643-21ntpq00:35:213
1928039991712,3cyclictest252-21systemd-journal22:20:003
1928034991714,2cyclictest1990202-21kworker/u8:1+events_unbound21:50:112
1928034991713,3cyclictest2135316-21kworker/u8:1+events_unbound22:50:282
1928032991712,3cyclictest2227435-21ntp_kernel_pll_23:55:201
1928032991711,4cyclictest2196618-21ntpq23:25:201
1928032991711,4cyclictest1964726-21/usr/sbin/munin19:45:141
1928029991711,5cyclictest2243758-21latency_hist00:15:010
1928039991613,2cyclictest61450irq/139-enp0s29f1:tx-300:06:173
1928039991613,2cyclictest2021853-21irqcore20:40:163
1928039991612,3cyclictest2186823-21kworker/u8:0+flush-259:023:50:113
1928039991612,3cyclictest1990442-21apt-get20:10:113
1928039991612,3cyclictest1944094-21kworker/u8:3+flush-259:019:45:163
1928034991613,2cyclictest1864153-21kworker/u8:1+flush-259:019:20:252
1928032991613,2cyclictest1996645-21kthreadcore20:15:161
1928032991613,2cyclictest1990202-21kworker/u8:1+events_unbound20:25:181
1928032991610,4cyclictest252-21systemd-journal21:50:001
1928029991613,2cyclictest60350irq/132-enp0s29f1:rx-020:02:420
1928029991613,2cyclictest60350irq/132-enp0s29f1:rx-019:57:530
1928029991613,2cyclictest60350irq/132-enp0s29f1:rx-000:30:180
1928029991612,3cyclictest2155951-21kworker/u8:3+flush-259:022:55:010
1928029991612,3cyclictest2155951-21kworker/u8:3+flush-259:000:35:470
1928029991611,4cyclictest252-21systemd-journal21:15:000
1928029991610,4cyclictest252-21systemd-journal21:29:590
1928039991511,3cyclictest2150798-21cron22:45:013
1928039991511,3cyclictest0-21swapper/321:20:003
1928039991510,4cyclictest2191914-21apt-get23:25:013
1928034991513,2cyclictest2155951-21kworker/u8:3+events_unbound23:15:202
1928034991513,2cyclictest2078366-21kworker/u8:4+flush-259:022:15:262
1928034991513,2cyclictest1907603-21kworker/u8:2+events_unbound20:15:142
1928034991512,2cyclictest2135316-21kworker/u8:1+events_unbound23:10:202
1928034991512,2cyclictest2119767-21kworker/u8:0+events_unbound22:40:182
1928034991512,2cyclictest1990202-21kworker/u8:1+flush-259:021:05:202
1928034991512,2cyclictest1907603-21kworker/u8:2+events_unbound20:10:162
1928034991511,3cyclictest2243794-21kworker/u8:1+events_unbound00:25:262
1928034991511,3cyclictest2243794-21kworker/u8:1+events_unbound00:25:252
1928034991511,3cyclictest2041831-21kworker/u8:3+events_unbound21:29:362
1928034991511,3cyclictest1944094-21kworker/u8:3+flush-259:019:41:462
192803299159,4cyclictest2135316-21kworker/u8:1+flush-259:022:40:251
192803299151,3cyclictest1958473-21ntpq19:35:221
1928032991513,1cyclictest0-21swapper/120:00:001
1928032991512,2cyclictest2052798-21irqcore21:10:171
1928032991511,3cyclictest1980141-21/usr/sbin/munin20:00:211
192802999158,5cyclictest2165350-21ntpq22:55:210
1928029991514,1cyclictest60350irq/132-enp0s29f1:rx-020:35:540
1928029991513,2cyclictest61150irq/133-enp0s29f1:tx-021:55:140
1928029991513,1cyclictest60350irq/132-enp0s29f1:rx-023:21:310
1928029991513,1cyclictest60350irq/132-enp0s29f1:rx-022:40:190
1928029991513,1cyclictest60350irq/132-enp0s29f1:rx-022:30:510
1928029991513,1cyclictest60350irq/132-enp0s29f1:rx-022:16:410
1928029991513,1cyclictest60350irq/132-enp0s29f1:rx-021:15:230
1928029991513,1cyclictest60350irq/132-enp0s29f1:rx-021:01:400
1928029991513,1cyclictest60350irq/132-enp0s29f1:rx-019:50:110
1928029991512,2cyclictest60350irq/132-enp0s29f1:rx-023:50:110
1928029991512,2cyclictest60350irq/132-enp0s29f1:rx-023:45:320
1928029991512,2cyclictest60350irq/132-enp0s29f1:rx-023:40:160
1928029991512,2cyclictest60350irq/132-enp0s29f1:rx-022:45:190
1928029991512,2cyclictest60350irq/132-enp0s29f1:rx-021:35:180
1928029991512,2cyclictest60350irq/132-enp0s29f1:rx-020:11:550
1928029991512,2cyclictest2166888-21irqcore23:00:170
1928029991512,2cyclictest2129604-21unixbench_multi22:20:240
1928029991511,3cyclictest1990202-21kworker/u8:1+flush-259:021:05:160
1928029991510,4cyclictest2000744-21/usr/sbin/munin20:20:200
1928029991510,4cyclictest1944094-21kworker/u8:3+flush-259:020:05:120
192803999149,3cyclictest2067598-21latency_hist21:25:013
1928034991411,2cyclictest2186823-21kworker/u8:0+events_unbound23:58:362
1928034991410,3cyclictest2010849-21kworker/u8:0+events_unbound20:46:212
192803299149,3cyclictest2093877-21cron21:50:001
1928032991411,2cyclictest509-21rs:main1
1928032991411,2cyclictest2068281-21sed21:25:151
1928032991411,2cyclictest0-21swapper/122:30:181
1928032991410,3cyclictest2176716-21/usr/sbin/munin23:10:131
1928032991410,3cyclictest2155951-21kworker/u8:3+events_unbound00:35:151
192802999148,2cyclictest60350irq/132-enp0s29f1:rx-000:00:250
1928029991413,1cyclictest60350irq/132-enp0s29f1:rx-023:19:380
1928029991413,1cyclictest60350irq/132-enp0s29f1:rx-020:50:240
1928029991412,1cyclictest60350irq/132-enp0s29f1:rx-023:35:180
1928029991412,1cyclictest60350irq/132-enp0s29f1:rx-022:05:220
1928029991412,1cyclictest60350irq/132-enp0s29f1:rx-021:42:250
1928029991412,1cyclictest60350irq/132-enp0s29f1:rx-021:20:460
1928029991412,1cyclictest60350irq/132-enp0s29f1:rx-020:45:150
1928029991411,2cyclictest60350irq/132-enp0s29f1:rx-023:10:240
1928029991411,2cyclictest60350irq/132-enp0s29f1:rx-021:50:110
1928029991411,2cyclictest1944094-21kworker/u8:3+flush-259:019:30:170
1928029991410,3cyclictest2140713-21apt-get22:35:130
192803999138,3cyclictest2052114-21latency_hist21:10:013
1928039991310,2cyclictest2197999-21fschecks_time23:30:123
1928039991310,2cyclictest2170856-21unixbench_multi23:00:253
1928039991310,2cyclictest2134807-21unixbench_multi22:25:243
1928039991310,2cyclictest2125405-21fschecks_count22:20:123
1928039991310,2cyclictest2083772-21kworker/u8:2+flush-259:022:00:003
1928039991310,2cyclictest1980575-21sed20:00:183
192803499139,3cyclictest1990202-21kworker/u8:1+events_unbound20:22:282
1928034991310,2cyclictest2155951-21kworker/u8:3+events_unbound00:10:262
1928034991310,2cyclictest2119767-21kworker/u8:0+events_unbound22:34:372
1928034991310,2cyclictest2078366-21kworker/u8:4+events_unbound21:45:222
192803299139,3cyclictest2243323-21unixbench_singl00:10:261
192803299139,3cyclictest2186823-21kworker/u8:0+events_unbound23:45:131
192803299139,3cyclictest2140688-21/usr/sbin/munin22:35:161
192803299137,4cyclictest252-21systemd-journal20:22:361
192803299137,4cyclictest2181891-21apt-get23:15:121
1928029991312,1cyclictest60350irq/132-enp0s29f1:rx-023:27:580
1928029991311,1cyclictest60350irq/132-enp0s29f1:rx-019:45:250
1928029991311,1cyclictest60350irq/132-enp0s29f1:rx-019:40:140
1928029991311,1cyclictest60350irq/132-enp0s29f1:rx-019:15:170
1928029991311,1cyclictest60350irq/132-enp0s29f1:rx-000:05:150
1928029991310,2cyclictest60350irq/132-enp0s29f1:rx-023:55:120
1928029991310,2cyclictest2155951-21kworker/u8:3+flush-259:000:22:070
1928029991310,2cyclictest2078366-21kworker/u8:4+flush-259:021:45:210
1928029991310,1cyclictest0-21swapper/020:55:120
192802999130,7cyclictest1933141-21idleruntime-cro19:14:590
192803999128,2cyclictest0-21swapper/319:25:013
192803999127,4cyclictest252-21systemd-journal22:10:003
192803299129,2cyclictest2052136-21kworker/u8:0+flush-259:021:15:221
192803299129,2cyclictest2041831-21kworker/u8:3-flush-259:021:20:161
192803299129,2cyclictest1985561-21fschecks_time20:05:141
192803299125,5cyclictest252-21systemd-journal23:05:361
192803299120,10cyclictest2223132-21cron23:55:001
192803299120,10cyclictest2114594-21awk22:09:591
1928029991211,1cyclictest60350irq/132-enp0s29f1:rx-020:32:400
192803999118,2cyclictest2223607-21fschecks_count23:55:143
192803999118,2cyclictest1958847-21unixbench_multi19:35:263
192803999118,2cyclictest1944004-21gpgv19:25:003
192803999118,2cyclictest0-21swapper/300:25:003
192803999116,3cyclictest252-21systemd-journal22:35:013
192803999111,2cyclictest2155922-21awk22:50:013
192803499118,2cyclictest2155951-21kworker/u8:3+events_unbound00:00:182
192803499117,3cyclictest1907603-21kworker/u8:2+events_unbound19:55:012
192803299118,2cyclictest1960006-21irqcore19:40:161
192803299117,3cyclictest2135316-21kworker/u8:1+flush-259:022:45:151
192803299116,3cyclictest252-21systemd-journal19:21:351
192803299111,3cyclictest2166209-21awk23:00:011
192802999118,2cyclictest60350irq/132-enp0s29f1:rx-020:40:100
192803999108,1cyclictest0-21swapper/319:50:243
192803999106,3cyclictest2089246-21tune2fs21:45:143
192803499100,2cyclictest2176485-21latency_hist23:10:012
192803299107,2cyclictest2108379-21needreboot22:00:201
192803299107,2cyclictest2078366-21kworker/u8:4+flush-259:022:15:161
192803299106,3cyclictest2072786-21apt-get21:30:021
19280399997,1cyclictest0-21swapper/322:55:173
19280399997,1cyclictest0-21swapper/319:15:243
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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