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2026-02-22 - 09:28
[ 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 Sun Feb 22, 2026 00:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
710257994839,6cyclictest881424-21cp21:55:001
710256994642,3cyclictest912816-21apt-get22:25:120
710257994335,5cyclictest1051868-21ntpq00:35:221
710265993935,3cyclictest767362-21kworker/u8:2+flush-259:020:20:212
710257993832,4cyclictest938562-21apt-get22:50:121
710256993835,2cyclictest840024-21kworker/u8:1+flush-259:021:45:170
710269993733,2cyclictest907414-21kworker/u8:3+events_unbound22:30:183
710269993632,3cyclictest809084-21kworker/u8:3+flush-259:020:45:233
710257993634,1cyclictest751522-21kworker/1:2+pm23:18:181
710257993630,4cyclictest871213-21apt-get21:45:121
710257993630,4cyclictest1011559-21apt-get00:00:121
710269993532,2cyclictest866228-21kworker/u8:2+flush-259:022:40:193
710269993531,3cyclictest767362-21kworker/u8:2+events_unbound20:30:243
710265993531,3cyclictest798849-21kworker/u8:0+flush-259:021:25:172
710256993530,3cyclictest761781-21gpgv19:59:590
710269993431,2cyclictest948611-21kworker/u8:3+events_unbound23:05:193
710265993431,2cyclictest756641-21kworker/u8:4+flush-259:020:25:262
710256993430,3cyclictest984975-21kworker/u8:1+events_unbound00:10:220
710265993329,3cyclictest829887-21kworker/u8:4+flush-259:021:10:252
710257993330,2cyclictest704811-21kworker/u8:3+events_unbound19:40:281
710257993329,3cyclictest990127-21kworker/u8:5+events_unbound23:45:281
710269993229,2cyclictest907414-21kworker/u8:3+flush-259:022:35:213
710269993229,2cyclictest704811-21kworker/u8:3+flush-259:019:15:263
710256993228,3cyclictest720512-21kworker/u8:1+flush-259:020:00:170
710269993127,3cyclictest840024-21kworker/u8:1+flush-259:021:15:213
710269993126,3cyclictest829896-21/usr/sbin/munin21:05:153
710265993127,3cyclictest881265-21gpgv21:55:002
710256993125,4cyclictest715606-21/usr/sbin/munin19:15:200
710256993124,5cyclictest897492-21diskstats22:10:160
710269993026,3cyclictest890973-21kworker/u8:1+flush-259:022:05:173
710257993025,3cyclictest1021959-21apt-get00:10:121
710257993023,5cyclictest704811-21kworker/u8:3+flush-259:019:15:171
710256993027,2cyclictest829887-21kworker/u8:4+flush-259:021:10:270
710265992926,2cyclictest984975-21kworker/u8:1+flush-259:000:30:212
710265992926,2cyclictest938322-21kworker/u8:0+flush-259:023:00:182
710265992926,2cyclictest938322-21kworker/u8:0+flush-259:023:00:172
710257992926,2cyclictest667381-21kworker/u8:2+events_unbound19:22:261
710256992926,2cyclictest928025-21kworker/u8:1+events_unbound22:50:140
710256992924,3cyclictest1010865-21latency_hist00:00:010
710269992824,3cyclictest725673-21latency_hist19:25:013
710269992724,2cyclictest1010892-21kworker/u8:0+flush-259:000:15:253
710265992724,2cyclictest984975-21kworker/u8:1+events_unbound23:55:182
710265992724,2cyclictest751686-21kworker/u8:0+flush-259:019:50:222
710269992623,2cyclictest948611-21kworker/u8:3+flush-259:023:20:223
710269992623,2cyclictest809084-21kworker/u8:3+flush-259:020:50:213
710265992623,2cyclictest907414-21kworker/u8:3+flush-259:022:30:212
710265992622,3cyclictest866228-21kworker/u8:2+flush-259:022:45:242
710257992622,3cyclictest704811-21kworker/u8:3+events_unbound19:35:181
710256992623,2cyclictest948611-21kworker/u8:3+flush-259:023:15:210
710256992623,2cyclictest907414-21kworker/u8:3+events_unbound22:35:190
710256992622,3cyclictest948611-21kworker/u8:3+flush-259:023:30:150
710256992622,3cyclictest751718-21apt-get19:50:120
710256992622,3cyclictest731048-21apt-get19:30:100
710256992622,3cyclictest720512-21kworker/u8:1+events_unbound20:05:170
710265992522,2cyclictest809084-21kworker/u8:3+flush-259:021:20:252
710265992522,2cyclictest720512-21kworker/u8:1+flush-259:020:00:162
710257992519,5cyclictest829887-21kworker/u8:4+flush-259:021:10:171
710257992518,5cyclictest978842-21ntpq23:25:221
710256992522,2cyclictest860647-21kworker/u8:3+flush-259:021:50:150
710256992522,2cyclictest704811-21kworker/u8:3+flush-259:019:45:170
710256992521,3cyclictest974533-21kworker/u8:4+events_unbound23:50:170
710256992520,3cyclictest252-21systemd-journal22:02:150
710256992518,5cyclictest746275-21latency_hist19:45:010
710269992421,2cyclictest866228-21kworker/u8:2+flush-259:021:40:173
710265992421,2cyclictest948611-21kworker/u8:3+flush-259:023:35:232
710265992421,2cyclictest866228-21kworker/u8:2+flush-259:022:30:002
710265992420,3cyclictest938322-21kworker/u8:0+flush-259:023:05:242
710257992419,3cyclictest746534-21apt-get19:45:111
710257992418,4cyclictest1042594-21/usr/sbin/munin00:30:151
710257992417,5cyclictest803940-21latency_hist20:40:011
710256992421,2cyclictest917952-21apt-get22:30:110
710256992420,3cyclictest798849-21kworker/u8:0+events_unbound21:35:150
710256992420,3cyclictest704811-21kworker/u8:3+flush-259:019:35:240
710269992320,2cyclictest866228-21kworker/u8:2+flush-259:022:54:593
710269992320,2cyclictest829887-21kworker/u8:4+flush-259:021:10:153
710269992319,3cyclictest938322-21kworker/u8:0+flush-259:023:00:243
710269992319,3cyclictest938322-21kworker/u8:0+flush-259:023:00:233
710265992321,1cyclictest704811-21kworker/u8:3+events_unbound19:10:222
710265992319,3cyclictest809084-21kworker/u8:3+flush-259:020:55:242
710265992319,3cyclictest704811-21kworker/u8:3+events_unbound19:45:172
710257992320,2cyclictest767362-21kworker/u8:2+events_unbound20:12:181
710257992319,3cyclictest500-21systemd-logind20:50:011
710256992320,2cyclictest809084-21kworker/u8:3+events_unbound20:50:200
710256992320,2cyclictest788086-21kworker/u8:1+events_unbound20:40:250
710256992320,2cyclictest767362-21kworker/u8:2+flush-259:020:10:210
710256992319,3cyclictest819644-21apt-get20:55:110
710265992218,3cyclictest984975-21kworker/u8:1+events_unbound00:05:232
710257992219,2cyclictest720512-21kworker/u8:1+events_unbound19:26:191
710257992217,4cyclictest767362-21kworker/u8:2+flush-259:020:20:161
710256992219,2cyclictest809084-21kworker/u8:3+flush-259:020:45:210
710256992219,2cyclictest704811-21kworker/u8:3+events_unbound19:20:210
710256992218,3cyclictest1010892-21kworker/u8:0+events_unbound00:15:230
710269992118,2cyclictest938322-21kworker/u8:0+events_unbound23:25:173
710269992118,2cyclictest798849-21kworker/u8:0+events_unbound21:30:153
710269992118,2cyclictest767362-21kworker/u8:2+flush-259:020:20:203
710269992118,2cyclictest704811-21kworker/u8:3+flush-259:019:40:163
710265992118,2cyclictest860647-21kworker/u8:3+flush-259:022:00:202
710265992118,2cyclictest1047573-21kworker/u8:3+flush-259:000:35:242
710265992117,3cyclictest928025-21kworker/u8:1+events_unbound22:40:232
710265992117,3cyclictest704811-21kworker/u8:3+events_unbound19:35:202
710257992118,2cyclictest876116-21kworker/u8:0+events_unbound22:23:061
710256992117,3cyclictest990127-21kworker/u8:5+events_unbound00:20:220
710256992115,4cyclictest885947-21ntpq21:55:240
710269992017,2cyclictest756641-21kworker/u8:4+events_unbound20:15:133
710269992016,3cyclictest876116-21kworker/u8:0+flush-259:022:00:253
710265992017,2cyclictest809084-21kworker/u8:3+events_unbound21:00:142
710265992017,2cyclictest720512-21kworker/u8:1+events_unbound19:55:172
710265992016,3cyclictest866228-21kworker/u8:2+events_unbound21:40:242
710265992016,3cyclictest1011526-21kworker/u8:2+events_unbound00:00:132
710257992017,2cyclictest990127-21kworker/u8:5+events_unbound00:24:171
710257992016,3cyclictest948611-21kworker/u8:3+flush-259:023:20:161
710256992017,2cyclictest990127-21kworker/u8:5+flush-259:023:45:260
710256992017,2cyclictest948611-21kworker/u8:3+flush-259:023:40:250
710256992017,2cyclictest788086-21kworker/u8:1+flush-259:020:30:220
710256992017,1cyclictest0-21swapper/022:55:150
710256992016,3cyclictest928025-21kworker/u8:1+events_unbound23:10:150
710256992016,3cyclictest720512-21kworker/u8:1+events_unbound19:25:140
710269991916,2cyclictest720512-21kworker/u8:1+events_unbound19:55:243
710269991916,2cyclictest704811-21kworker/u8:3+events_unbound19:30:113
710265991916,2cyclictest948611-21kworker/u8:3+events_unbound23:20:262
710265991916,2cyclictest840024-21kworker/u8:1+flush-259:021:15:162
710265991916,2cyclictest809084-21kworker/u8:3+events_unbound20:50:192
710265991916,2cyclictest704811-21kworker/u8:3+events_unbound19:20:132
710265991913,4cyclictest777758-21latency_hist20:15:012
710265991913,4cyclictest252-21systemd-journal23:20:002
71025799193,3cyclictest1020774-21ntpq00:05:201
710257991916,2cyclictest876116-21kworker/u8:0+events_unbound22:28:051
710257991916,2cyclictest791065-21kthreadcore20:25:171
710257991916,2cyclictest788086-21kworker/u8:1+events_unbound20:42:561
710257991916,1cyclictest0-21swapper/123:05:001
710257991916,1cyclictest0-21swapper/123:04:591
710257991913,4cyclictest710470-21/usr/sbin/munin19:10:161
710257991912,4cyclictest1027110-21/usr/sbin/munin00:15:151
710256991917,1cyclictest0-21swapper/022:25:000
710256991916,2cyclictest984975-21kworker/u8:1+flush-259:000:30:170
710256991915,3cyclictest704811-21kworker/u8:3+flush-259:019:10:230
710269991815,2cyclictest907414-21kworker/u8:3+events_unbound22:25:143
710269991812,4cyclictest252-21systemd-journal23:45:003
710265991816,1cyclictest767362-21kworker/u8:2+events_unbound20:30:162
710265991815,2cyclictest890973-21kworker/u8:1+events_unbound22:05:192
710265991815,2cyclictest798849-21kworker/u8:0+events_unbound21:30:262
710265991815,2cyclictest788086-21kworker/u8:1+events_unbound20:40:192
710265991815,2cyclictest741799-21irqcore19:40:172
710265991814,3cyclictest840024-21kworker/u8:1+events_unbound21:45:192
710265991814,3cyclictest1010892-21kworker/u8:0+events_unbound00:15:262
71025799189,1cyclictest0-21swapper/120:05:001
710257991816,2cyclictest990127-21kworker/u8:5+events_unbound23:55:391
710257991816,1cyclictest866228-21kworker/u8:2+events_unbound21:41:481
710257991816,1cyclictest840024-21kworker/u8:1+events_unbound21:17:401
710257991814,1cyclictest191rcu_preempt22:55:211
710256991815,2cyclictest876116-21kworker/u8:0+flush-259:022:15:240
710256991814,3cyclictest948611-21kworker/u8:3+flush-259:023:35:190
710256991814,3cyclictest840024-21kworker/u8:1+events_unbound21:15:190
710269991715,1cyclictest876116-21kworker/u8:0+events_unbound21:50:213
710269991714,2cyclictest876116-21kworker/u8:0+flush-259:022:10:213
710269991714,2cyclictest788086-21kworker/u8:1+events_unbound20:35:133
710269991714,2cyclictest1010892-21kworker/u8:0+flush-259:000:00:213
710269991713,3cyclictest1010892-21kworker/u8:0+events_unbound00:20:143
710265991715,1cyclictest938322-21kworker/u8:0+events_unbound22:55:142
710265991715,1cyclictest756641-21kworker/u8:4+flush-259:020:15:162
710265991714,2cyclictest720512-21kworker/u8:1+events_unbound20:05:182
71025799177,3cyclictest32-21ksoftirqd/122:05:011
710257991711,4cyclictest845409-21apt-get21:20:111
710256991714,2cyclictest788086-21kworker/u8:1+events_unbound21:00:220
710256991713,3cyclictest798849-21kworker/u8:0+flush-259:021:30:160
710269991613,2cyclictest840024-21kworker/u8:1+flush-259:021:20:163
710269991612,3cyclictest756641-21kworker/u8:4+flush-259:020:25:223
710265991615,1cyclictest866228-21kworker/u8:2+events_unbound22:20:222
710265991613,2cyclictest974533-21kworker/u8:4+events_unbound23:25:132
710265991613,2cyclictest876116-21kworker/u8:0+flush-259:022:10:192
710265991612,3cyclictest860647-21kworker/u8:3+events_unbound21:55:252
71025799169,5cyclictest252-21systemd-journal21:00:001
710257991614,1cyclictest928025-21kworker/u8:1+events_unbound22:43:201
710257991614,1cyclictest730807-21kworker/u8:0+events_unbound19:32:471
710257991612,1cyclictest191rcu_preempt21:30:151
710256991614,1cyclictest60350irq/132-enp0s29f1:rx-000:35:210
710256991614,1cyclictest60350irq/132-enp0s29f1:rx-000:05:250
710256991613,2cyclictest937459-21ntp_offset22:45:220
710256991613,2cyclictest60350irq/132-enp0s29f1:rx-022:10:010
710256991612,3cyclictest840024-21kworker/u8:1+flush-259:021:20:160
710269991512,2cyclictest989140-21needreboot23:35:203
710269991512,2cyclictest866228-21kworker/u8:2+flush-259:022:55:213
710269991512,2cyclictest751686-21kworker/u8:0+flush-259:020:00:213
710269991511,3cyclictest720512-21kworker/u8:1+events_unbound20:05:203
710265991512,2cyclictest876116-21kworker/u8:0+events_unbound22:15:212
710265991511,3cyclictest990127-21kworker/u8:5+events_unbound23:45:182
710265991511,3cyclictest907414-21kworker/u8:3+events_unbound22:35:202
710265991511,3cyclictest809084-21kworker/u8:3+flush-259:021:06:222
71025799159,4cyclictest980015-21apt-get23:30:101
71025799158,2cyclictest756631-21idleruntime-cro19:55:001
71025799153,2cyclictest32-21ksoftirqd/121:00:131
710257991514,1cyclictest720512-21kworker/u8:1+events_unbound19:55:441
710257991513,2cyclictest928025-21kworker/u8:1+events_unbound23:10:371
710257991513,1cyclictest984975-21kworker/u8:1+events_unbound00:25:491
710257991513,1cyclictest767362-21kworker/u8:2+events_unbound20:34:181
710257991512,2cyclictest948611-21kworker/u8:3+events_unbound23:40:541
710257991510,1cyclictest191rcu_preempt21:27:331
710256991513,1cyclictest60350irq/132-enp0s29f1:rx-023:20:210
710256991513,1cyclictest60350irq/132-enp0s29f1:rx-021:40:490
710256991513,1cyclictest60350irq/132-enp0s29f1:rx-020:35:140
710256991513,1cyclictest60350irq/132-enp0s29f1:rx-000:00:250
710256991511,3cyclictest798849-21kworker/u8:0+events_unbound21:05:250
710269991411,2cyclictest984975-21kworker/u8:1+flush-259:000:10:163
710269991411,2cyclictest928025-21kworker/u8:1+flush-259:023:10:183
710269991411,2cyclictest809084-21kworker/u8:3+events_unbound20:55:123
710269991411,2cyclictest704811-21kworker/u8:3+events_unbound19:10:143
710269991410,3cyclictest984975-21kworker/u8:1+events_unbound00:30:213
710269991410,3cyclictest252-21systemd-journal23:35:003
710265991413,1cyclictest401ktimers/200:25:262
710265991411,2cyclictest980213-21fschecks_count23:30:132
710265991411,2cyclictest928025-21kworker/u8:1+events_unbound23:10:242
710265991411,2cyclictest1010892-21kworker/u8:0+flush-259:000:20:152
710265991410,3cyclictest788086-21kworker/u8:1+flush-259:020:35:192
71025799148,4cyclictest819380-21awk20:55:001
71025799147,5cyclictest902490-21apt-get22:15:121
71025799144,2cyclictest0-21swapper/121:05:161
71025799142,3cyclictest32-21ksoftirqd/122:05:171
710257991412,2cyclictest938322-21kworker/u8:0+events_unbound23:07:041
710257991412,2cyclictest876116-21kworker/u8:0+events_unbound21:57:001
710257991412,1cyclictest860647-21kworker/u8:3+events_unbound21:39:451
710257991412,1cyclictest767362-21kworker/u8:2+events_unbound20:18:111
710257991411,2cyclictest876116-21kworker/u8:0+events_unbound22:31:081
710256991411,2cyclictest798849-21kworker/u8:0+events_unbound21:25:150
710256991411,2cyclictest60350irq/132-enp0s29f1:rx-020:25:190
71026999139,3cyclictest876116-21kworker/u8:0+flush-259:021:55:153
71026999139,2cyclictest0-21swapper/300:00:003
710269991311,2cyclictest767362-21kworker/u8:2+flush-259:020:10:213
710269991311,1cyclictest0-21swapper/321:05:003
710269991310,2cyclictest997921-21kthreadcore23:45:203
710269991310,2cyclictest935717-21kthreadcore22:45:183
710265991310,2cyclictest939587-21kthreadcore22:50:172
710265991310,2cyclictest0-21swapper/220:50:002
71025799132,7cyclictest32-21ksoftirqd/123:50:201
71025799132,2cyclictest32-21ksoftirqd/122:45:111
71025799132,2cyclictest32-21ksoftirqd/120:05:121
71025799131,2cyclictest32-21ksoftirqd/122:10:171
710257991310,2cyclictest989682-21unixbench_singl23:35:241
710257991310,2cyclictest923102-21apt-get22:35:131
71025699138,4cyclictest948840-21apt-get23:00:110
71025699138,4cyclictest948840-21apt-get23:00:110
710256991312,1cyclictest60350irq/132-enp0s29f1:rx-023:09:530
710256991311,1cyclictest60350irq/132-enp0s29f1:rx-020:15:230
710256991311,1cyclictest60350irq/132-enp0s29f1:rx-000:25:180
710256991310,2cyclictest928025-21kworker/u8:1+events_unbound22:40:240
71026999129,2cyclictest966716-21kthreadcore23:15:173
71026999129,2cyclictest1047573-21kworker/u8:3+events_unbound00:35:193
71026999129,2cyclictest0-21swapper/319:30:003
71026999128,3cyclictest984975-21kworker/u8:1+events_unbound00:25:273
71026599129,2cyclictest798849-21kworker/u8:0+events_unbound21:35:222
71026599129,2cyclictest720512-21kworker/u8:1+flush-259:019:28:582
71026599128,3cyclictest730807-21kworker/u8:0+events_unbound19:32:172
71026599128,3cyclictest704811-21kworker/u8:3+events_unbound19:15:132
710265991211,1cyclictest974533-21kworker/u8:4+flush-259:023:50:212
71026999119,1cyclictest704811-21kworker/u8:3+events_unbound19:45:243
71026999117,3cyclictest840024-21kworker/u8:1+events_unbound21:45:203
71026999117,3cyclictest751686-21kworker/u8:0+events_unbound19:50:113
71026599115,4cyclictest1022383-21grep00:10:172
71026999107,2cyclictest984975-21kworker/u8:1+events_unbound00:05:193
71026999106,2cyclictest252-21systemd-journal21:30:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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