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2026-02-16 - 19:23
[ 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 Mon Feb 16, 2026 12:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1934852995147,3cyclictest2121091-21kworker/u8:0+events_unbound10:30:250
1934860994743,3cyclictest2136549-21kworker/u8:2+flush-259:010:25:243
1934860994238,3cyclictest1881748-21kworker/u8:4+flush-259:009:25:253
1934860993834,3cyclictest2017565-21kworker/u8:1+events_unbound08:45:153
1934852993833,4cyclictest2157808-21gpgv10:45:000
1934860993633,2cyclictest2195036-21kworker/u8:3+flush-259:011:20:253
1934852993633,2cyclictest2027877-21kworker/u8:2+events_unbound09:00:230
1934860993532,2cyclictest2126462-21kworker/u8:1+events_unbound10:20:183
1934860993531,3cyclictest2189370-21kworker/u8:1+flush-259:011:35:203
1934852993529,4cyclictest2064692-21apt-get09:15:110
1934852993431,2cyclictest2152727-21kworker/u8:4+events_unbound10:45:240
1934860993330,2cyclictest1965706-21kworker/u8:1+events_unbound07:45:243
1934860993329,3cyclictest1881748-21kworker/u8:4+flush-259:010:10:003
1934860993230,2cyclictest1881748-21kworker/u8:4+events_unbound08:10:243
1934855993228,3cyclictest2069857-21apt-get09:20:121
1934852993227,3cyclictest1997023-21latency_hist08:10:010
1934860993128,2cyclictest2216153-21kworker/u8:0+flush-259:011:45:113
1934860993128,2cyclictest2152727-21kworker/u8:4+flush-259:010:40:203
1934860993128,2cyclictest1881748-21kworker/u8:4+flush-259:008:35:203
1934856993129,1cyclictest2147133-21fwupd10:33:202
1934856993128,2cyclictest1939990-21kworker/u8:0+flush-259:007:30:002
1934856993125,4cyclictest1965706-21kworker/u8:1+flush-259:007:40:172
1934852993128,2cyclictest1902238-21kworker/u8:2+flush-259:007:10:200
1934852993127,3cyclictest2043641-21apt-get08:55:110
1934860993027,2cyclictest2027877-21kworker/u8:2+events_unbound09:35:223
1934860993024,4cyclictest2231398-21latency_hist11:55:003
1934860993024,2cyclictest2027877-21kworker/u8:2+events_unbound08:55:153
1934852993027,2cyclictest2189370-21kworker/u8:1+events_unbound11:35:240
1934852993026,3cyclictest2262635-21apt-get12:25:110
1934860992926,2cyclictest2257427-21kworker/u8:1+flush-259:012:30:233
1934860992926,2cyclictest2121091-21kworker/u8:0+events_unbound11:10:133
1934860992925,3cyclictest2136549-21kworker/u8:2+flush-259:010:33:203
1934860992925,3cyclictest1965706-21kworker/u8:1+events_unbound07:40:233
1934855992925,3cyclictest1881748-21kworker/u8:4+flush-259:009:05:161
1934852992926,2cyclictest1902238-21kworker/u8:2+events_unbound07:20:140
1934852992926,2cyclictest1881748-21kworker/u8:4+events_unbound09:30:220
1934852992924,4cyclictest2174095-21latency_hist11:00:020
1934860992824,3cyclictest2158693-21kworker/u8:1+events_unbound11:05:183
1934852992826,2cyclictest2027877-21kworker/u8:2+events_unbound08:50:230
1934852992825,2cyclictest2189370-21kworker/u8:1+events_unbound11:50:230
1934852992825,2cyclictest1939990-21kworker/u8:0+events_unbound07:55:000
1934852992824,3cyclictest1881748-21kworker/u8:4+events_unbound08:40:130
1934860992723,3cyclictest1939990-21kworker/u8:0+flush-259:007:25:153
1934856992721,4cyclictest2038186-21latency_hist08:50:002
1934852992724,2cyclictest2189370-21kworker/u8:1+flush-259:012:05:230
1934852992723,3cyclictest2251644-21kworker/u8:0+flush-259:012:17:050
1934852992723,3cyclictest1881748-21kworker/u8:4+events_unbound09:25:230
1934860992621,4cyclictest2095343-21latency_hist09:45:013
1934860992620,4cyclictest252-21systemd-journal09:05:003
1934856992622,3cyclictest2226268-21kworker/u8:3+flush-259:012:15:162
1934855992621,4cyclictest1976623-21/usr/sbin/munin07:50:161
1934852992623,2cyclictest2194818-21kworker/u8:2+events_unbound11:25:210
1934852992623,2cyclictest2121091-21kworker/u8:0+events_unbound11:10:180
1934852992623,2cyclictest2116222-21apt-get10:05:110
1934852992623,2cyclictest2059234-21kworker/u8:1+events_unbound09:35:170
1934852992622,3cyclictest2059234-21kworker/u8:1+events_unbound09:50:190
1934860992522,2cyclictest2163951-21kworker/u8:2+events_unbound10:55:203
1934855992522,2cyclictest1881748-21kworker/u8:4+flush-259:007:35:171
1934855992520,4cyclictest2231667-21apt-get11:55:111
1934855992520,4cyclictest2231667-21apt-get11:55:101
1934852992523,2cyclictest2189378-21kworker/u8:4+events_unbound11:15:210
1934852992521,3cyclictest1881748-21kworker/u8:4+events_unbound07:35:150
1934855992421,2cyclictest1881748-21kworker/u8:4+flush-259:010:10:201
1934852992422,2cyclictest2059234-21kworker/u8:1+events_unbound09:40:240
1934852992420,3cyclictest2179293-21turbostat11:05:010
1934860992320,2cyclictest2241940-21kworker/u8:4+events_unbound12:35:243
1934860992320,2cyclictest2059234-21kworker/u8:1+flush-259:009:30:243
1934856992320,2cyclictest2215515-21https11:39:592
1934856992320,2cyclictest2027877-21kworker/u8:2+flush-259:008:55:162
1934852992321,2cyclictest2027877-21kworker/u8:2+events_unbound09:20:160
1934852992320,2cyclictest2189370-21kworker/u8:1+flush-259:011:55:160
1934852992320,2cyclictest2189370-21kworker/u8:1+flush-259:011:55:150
1934852992320,2cyclictest2147143-21kworker/u8:1+events_unbound10:38:060
1934860992219,2cyclictest2158693-21kworker/u8:1+events_unbound10:50:143
1934860992218,3cyclictest2090440-21kworker/u8:0+events_unbound09:45:153
1934860992218,3cyclictest1939990-21kworker/u8:0+events_unbound08:20:143
1934860992218,2cyclictest2121091-21kworker/u8:0+events_unbound11:15:123
1934860992216,2cyclictest1881748-21kworker/u8:4+events_unbound09:10:163
1934856992219,2cyclictest2131374-21dump-pmu-power10:20:002
1934855992219,2cyclictest2174333-21/usr/sbin/munin11:00:201
1934855992215,5cyclictest1971008-21cp07:45:011
1934852992220,2cyclictest2241940-21kworker/u8:4+events_unbound12:20:040
1934852992220,2cyclictest1939990-21kworker/u8:0+events_unbound08:14:560
1934852992219,2cyclictest2194818-21kworker/u8:2+events_unbound11:40:040
1934852992219,2cyclictest1881748-21kworker/u8:4+events_unbound09:10:200
1934860992119,2cyclictest1939990-21kworker/u8:0+events_unbound07:50:243
1934860992118,2cyclictest1902238-21kworker/u8:2+flush-259:007:16:013
1934852992119,2cyclictest1881748-21kworker/u8:4+events_unbound08:28:570
1934852992118,2cyclictest1881748-21kworker/u8:4+events_unbound10:10:240
1934860992018,2cyclictest2241940-21kworker/u8:4+flush-259:012:15:413
1934860992017,2cyclictest2033007-21kworker/u8:5+events_unbound08:50:143
1934856992015,3cyclictest2053675-21apt-get09:05:002
1934855992017,2cyclictest2157681-21idleruntime-cro10:45:001
1934855992015,4cyclictest1976386-21latency_hist07:50:011
1934855992014,4cyclictest2085320-21apt-get09:35:141
1934852992018,2cyclictest1902238-21kworker/u8:2+events_unbound07:19:560
1934852992017,2cyclictest2257427-21kworker/u8:1+events_unbound12:30:240
1934852992017,2cyclictest2158693-21kworker/u8:1+events_unbound10:50:010
1934852992017,2cyclictest1965706-21kworker/u8:1+events_unbound07:45:020
1934860991916,2cyclictest1939990-21kworker/u8:0+events_unbound08:05:143
1934856991914,3cyclictest2236535-21latency_hist12:00:012
1934856991914,3cyclictest2236535-21latency_hist12:00:012
1934856991914,3cyclictest2216110-21base6411:40:012
1934856991912,5cyclictest2199079-21ntpq11:20:202
1934855991915,3cyclictest2121091-21kworker/u8:0+flush-259:011:10:221
1934855991913,4cyclictest2266668-21ntpq12:25:211
1934855991913,4cyclictest1996157-21ntpq08:05:211
1934852991917,2cyclictest1965706-21kworker/u8:1+events_unbound07:40:130
1934852991916,2cyclictest2216153-21kworker/u8:0+events_unbound11:45:130
1934852991916,2cyclictest1881748-21kworker/u8:4+events_unbound10:20:270
1934860991816,1cyclictest1939990-21kworker/u8:0+events_unbound07:30:133
1934860991815,2cyclictest2216153-21kworker/u8:0+flush-259:011:40:163
1934860991815,2cyclictest2059234-21kworker/u8:1+flush-259:009:20:053
1934860991815,2cyclictest1902238-21kworker/u8:2+flush-259:007:20:243
1934860991814,3cyclictest1902238-21kworker/u8:2+events_unbound07:10:133
1934860991813,3cyclictest2189370-21kworker/u8:1+flush-259:012:00:163
1934860991812,4cyclictest2246857-21latency_hist12:10:013
1934856991814,3cyclictest2100538-21kworker/u8:2+events_unbound10:10:012
1934856991814,3cyclictest1939990-21kworker/u8:0+flush-259:008:00:152
1934856991814,3cyclictest1881748-21kworker/u8:4+flush-259:010:00:262
1934856991814,3cyclictest1881748-21kworker/u8:4+flush-259:009:35:002
1934856991813,4cyclictest1965706-21kworker/u8:1+flush-259:008:10:002
1934855991815,2cyclictest1991862-21sh08:05:001
1934855991814,3cyclictest2126462-21kworker/u8:1+flush-259:010:20:171
1934855991814,2cyclictest2085047-21latency_hist09:35:001
1934852991815,2cyclictest2038171-21cron08:49:590
1934860991715,2cyclictest1881748-21kworker/u8:4+flush-259:010:00:253
1934860991714,2cyclictest2121091-21kworker/u8:0+events_unbound10:15:173
1934860991714,2cyclictest1881748-21kworker/u8:4+events_unbound07:59:573
1934860991713,3cyclictest2158693-21kworker/u8:1+flush-259:011:00:153
1934860991713,3cyclictest1939990-21kworker/u8:0+flush-259:008:00:203
1934855991713,3cyclictest2121091-21kworker/u8:0+flush-259:010:15:271
1934855991713,2cyclictest0-21swapper/111:00:001
1934855991712,4cyclictest252-21systemd-journal08:39:591
1934855991712,4cyclictest2179557-21apt-get11:05:111
1934855991712,4cyclictest2158358-21/usr/sbin/munin10:45:151
1934855991711,4cyclictest2147557-21apt-get10:35:101
1934855991710,6cyclictest0-21swapper/107:20:001
193485299174,2cyclictest191rcu_preempt10:05:010
1934860991614,2cyclictest2241940-21kworker/u8:4+events_unbound12:26:453
1934860991613,2cyclictest2202544-21kthreadcore11:25:173
1934860991613,2cyclictest2194818-21kworker/u8:2+events_unbound11:55:153
1934860991613,2cyclictest2194818-21kworker/u8:2+events_unbound11:55:153
1934860991613,2cyclictest2059234-21kworker/u8:1+events_unbound09:50:233
1934860991613,2cyclictest1881748-21kworker/u8:4+events_unbound08:40:183
1934860991612,3cyclictest1-21systemd09:09:593
193485699169,1cyclictest0-21swapper/209:30:012
1934856991613,2cyclictest2043363-21idleruntime-cro08:54:592
1934856991612,3cyclictest2184681-21/usr/sbin/munin11:10:122
193485599169,5cyclictest252-21systemd-journal11:30:001
1934855991611,4cyclictest2163985-21apt-get10:50:111
1934855991611,4cyclictest2142338-21apt-get10:30:131
193485299169,3cyclictest0-21swapper/008:15:200
1934852991614,2cyclictest1939990-21kworker/u8:0+flush-259:008:21:210
1934852991614,1cyclictest60350irq/132-enp0s29f1:rx-007:30:170
1934852991613,2cyclictest60350irq/132-enp0s29f1:rx-009:55:140
1934860991512,2cyclictest2251190-21ntp_offset12:10:223
1934860991512,2cyclictest2158693-21kworker/u8:1+events_unbound10:49:573
1934860991511,3cyclictest2105882-21kworker/u8:3+events_unbound09:58:583
193485699158,5cyclictest2272700-21latency_hist12:35:012
1934856991512,2cyclictest2267547-21cron12:29:592
1934856991512,2cyclictest2157296-21unixbench_singl10:40:252
1934856991510,3cyclictest1945159-21latency_hist07:20:012
193485599159,5cyclictest252-21systemd-journal12:15:001
193485599157,6cyclictest2141868-21cat10:30:001
1934855991512,2cyclictest0-21swapper/111:45:201
193485299159,4cyclictest2184432-21latency_hist11:10:000
1934852991513,2cyclictest1939990-21kworker/u8:0+flush-259:008:02:210
1934852991513,1cyclictest60350irq/132-enp0s29f1:rx-011:20:160
1934852991512,2cyclictest2241940-21kworker/u8:4+flush-259:012:10:360
1934852991511,2cyclictest171ktimers/007:55:170
1934852991510,4cyclictest2209481-21ntpq11:30:210
1934860991411,2cyclictest1881748-21kworker/u8:4+events_unbound08:34:573
1934856991411,2cyclictest2163656-21apt-key10:50:012
1934856991411,2cyclictest2110810-21sh10:00:002
193485599148,4cyclictest2252280-21apt-get12:15:111
1934855991411,1cyclictest0-21swapper/111:54:591
193485299149,4cyclictest2130470-21ntpq10:15:230
193485299146,2cyclictest191rcu_preempt12:35:220
1934852991413,1cyclictest60350irq/132-enp0s29f1:rx-009:08:470
1934852991412,1cyclictest60350irq/132-enp0s29f1:rx-010:25:260
1934852991412,1cyclictest60350irq/132-enp0s29f1:rx-009:45:220
1934852991412,1cyclictest60350irq/132-enp0s29f1:rx-008:35:240
1934852991411,2cyclictest1939990-21kworker/u8:0+events_unbound07:25:120
1934860991310,2cyclictest1939990-21kworker/u8:0+events_unbound08:25:273
1934860991310,2cyclictest1881748-21kworker/u8:4+flush-259:007:35:163
193485699139,3cyclictest2257427-21kworker/u8:1+flush-259:012:20:172
193485699139,3cyclictest1950272-21latency_hist07:25:012
193485699139,2cyclictest0-21swapper/211:05:172
1934856991311,1cyclictest0-21swapper/209:55:012
1934856991310,2cyclictest2139065-21kthreadcore10:25:172
1934856991310,2cyclictest1939990-21kworker/u8:0+flush-259:007:50:152
193485599139,3cyclictest2063940-21unixbench_multi09:10:241
193485599139,3cyclictest2054044-21apt-key09:05:001
193485599139,2cyclictest1939990-21kworker/u8:0+events_unbound08:20:181
193485599138,4cyclictest2257427-21kworker/u8:1+flush-259:012:20:211
193485599137,4cyclictest2189370-21kworker/u8:1+flush-259:012:00:161
193485599131,3cyclictest2194794-21awk11:20:001
193485599131,3cyclictest2115950-21apt10:05:001
193485599131,2cyclictest1955399-21awk07:30:001
1934855991310,2cyclictest0-21swapper/108:45:251
1934855991310,2cyclictest0-21swapper/107:20:201
193485299139,3cyclictest60350irq/132-enp0s29f1:rx-008:30:110
193486099123,1cyclictest191rcu_preempt08:20:003
193486099120,5cyclictest50-21ksoftirqd/310:35:123
193485699129,2cyclictest0-21swapper/209:40:192
193485699128,3cyclictest2158693-21kworker/u8:1+flush-259:011:00:252
193485699126,5cyclictest252-21systemd-journal08:15:002
1934856991210,1cyclictest0-21swapper/209:45:152
193485699120,10cyclictest2194805-21awk11:20:002
193485599128,3cyclictest1881748-21kworker/u8:4+flush-259:008:50:251
193485599128,2cyclictest2246405-21unixbench_multi12:05:241
193485599127,4cyclictest1997290-21apt-get08:10:121
193485599126,4cyclictest2221080-21cron11:45:001
193486099115,1cyclictest2100538-21kworker/u8:2+writeback10:15:013
193485699119,1cyclictest0-21swapper/211:30:172
193485699118,2cyclictest2152030-21unixbench_multi10:35:242
193485699118,2cyclictest0-21swapper/208:20:122
193485699117,3cyclictest1960908-21tr07:35:132
193485599119,1cyclictest0-21swapper/108:40:131
193485599118,2cyclictest2047462-21needreboot08:55:201
193485599118,2cyclictest1982241-21irqcore07:55:171
193485599117,3cyclictest2017525-21cron08:30:001
193485599116,3cyclictest2195036-21kworker/u8:3+flush-259:011:20:251
193485699107,2cyclictest0-21swapper/209:20:192
193485699106,3cyclictest2226557-21cpuspeed_turbos11:50:122
193485599106,2cyclictest0-21swapper/109:55:171
19348569997,1cyclictest0-21swapper/210:50:152
19348569996,2cyclictest2025269-21kthreadcore08:35:172
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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