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2026-03-03 - 19:49
[ 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 the 376 highest latencies:
System rackeslot4s.osadl.org (updated Tue Mar 03, 2026 12:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3795251995349,3cyclictest75-21kswapd012:25:042
3795254994542,2cyclictest75-21kswapd012:25:043
3795251994135,4cyclictest3898611-21kworker/u8:0+flush-259:009:00:002
3795248993936,2cyclictest75-21kswapd012:25:041
3795251993429,4cyclictest4069559-21kworker/u8:2+flush-259:011:55:162
3795248993428,4cyclictest4018564-21/usr/sbin/munin10:45:191
3795243993431,2cyclictest4069559-21kworker/u8:2+events_unbound12:05:230
3795251993327,5cyclictest4069559-21kworker/u8:2+flush-259:011:35:202
3795243993329,3cyclictest4012883-21gpgv10:40:000
3795243993329,3cyclictest3919329-21kworker/u8:1+events_unbound09:45:170
3795243993228,3cyclictest3975949-21kworker/u8:2+flush-259:011:20:210
3795243993127,3cyclictest3846040-21kworker/u8:2+events_unbound08:05:190
3795243992926,2cyclictest4106251-21kworker/u8:1+events_unbound12:30:230
3795243992926,2cyclictest3981574-21kworker/u8:1+events_unbound10:20:230
3795243992926,2cyclictest3888497-21kworker/u8:3+events_unbound08:40:130
3795243992926,2cyclictest3857431-21kworker/u8:1+flush-259:008:25:220
3795248992817,4cyclictest4095759-21store12:00:001
3795243992823,4cyclictest3924732-21apt-get09:15:110
3795243992624,2cyclictest4059126-21kworker/u8:3+flush-259:011:30:220
3795243992619,5cyclictest3986203-21ntpq10:10:210
3795243992618,3cyclictest3975949-21kworker/u8:2+events_unbound11:00:160
3795248992521,3cyclictest3939870-21apt-get09:30:001
3795248992521,3cyclictest3939870-21apt-get09:29:591
3795243992522,2cyclictest4038984-21kworker/u8:0+events_unbound11:40:190
3795243992522,2cyclictest3846040-21kworker/u8:2+events_unbound08:20:230
3795243992522,2cyclictest3805458-21kworker/u8:0+events_unbound07:35:220
3795254992420,3cyclictest3975949-21kworker/u8:2+flush-259:011:05:183
3795251992420,3cyclictest3975949-21kworker/u8:2+flush-259:010:25:012
3795248992421,2cyclictest3805458-21kworker/u8:0+flush-259:007:30:161
3795248992419,4cyclictest4070040-21/usr/sbin/munin11:35:121
3795243992421,2cyclictest4069559-21kworker/u8:2+events_unbound11:35:130
3795243992421,2cyclictest3997367-21kworker/u8:0+events_unbound10:45:190
3795243992421,2cyclictest3888497-21kworker/u8:3+flush-259:008:45:180
3795243992421,2cyclictest3857431-21kworker/u8:1+flush-259:008:50:240
3795243992418,4cyclictest3852249-21latency_hist08:05:000
3795243992416,6cyclictest252-21systemd-journal07:35:000
3795251992318,4cyclictest4111624-21kworker/u8:3+flush-259:012:20:262
3795251992316,5cyclictest4023673-21kworker/u8:4+flush-259:010:51:122
3795248992317,4cyclictest4101135-21latency_hist12:05:001
3795243992320,2cyclictest4111624-21kworker/u8:3+events_unbound12:15:200
3795243992319,3cyclictest3919329-21kworker/u8:1+events_unbound09:50:210
3795243992318,4cyclictest4106492-21apt-get12:10:110
3795251992216,4cyclictest4106222-21latency_hist12:10:002
3795251992215,4cyclictest3800302-21latency_hist07:15:002
3795248992215,5cyclictest3831698-21latency_hist07:45:011
3795243992219,2cyclictest4038984-21kworker/u8:0+events_unbound11:25:140
3795243992218,3cyclictest4085490-21/usr/sbin/munin11:50:140
3795243992218,3cyclictest3913864-21kworker/u8:4+events_unbound09:30:130
3795243992216,4cyclictest3970286-21ntpq09:55:220
3795254992118,2cyclictest3878014-21cron08:30:013
3795251992115,4cyclictest3966316-21apt-get09:55:152
3795248992116,4cyclictest252-21systemd-journal07:36:321
3795243992118,2cyclictest3800199-21kworker/u8:1+events_unbound07:20:210
3795243992118,2cyclictest3790260-21kworker/u8:3+events_unbound07:10:280
3795243992118,2cyclictest3742344-21kworker/u8:4+flush-259:007:40:250
379525499201,2cyclictest4074957-21awk11:40:003
3795251992014,4cyclictest252-21systemd-journal11:35:002
3795251992013,5cyclictest252-21systemd-journal11:10:012
3795248992017,2cyclictest4018305-21cron10:45:001
3795248992016,3cyclictest4012792-21gpgv10:40:001
3795248992016,3cyclictest3981574-21kworker/u8:1+flush-259:010:15:251
3795248992016,3cyclictest3981574-21kworker/u8:1+flush-259:010:14:591
3795248992014,4cyclictest4038937-21latency_hist11:05:011
3795243992017,2cyclictest4069559-21kworker/u8:2+flush-259:012:00:240
3795243992017,2cyclictest3997367-21kworker/u8:0+events_unbound10:25:200
3795243992017,2cyclictest3975949-21kworker/u8:2+flush-259:011:05:160
3795243992017,2cyclictest3913864-21kworker/u8:4+flush-259:010:05:040
3795243992015,4cyclictest3878277-21apt-get08:30:120
379525199197,7cyclictest3903759-21munin-run08:55:002
3795251991915,3cyclictest3857431-21kworker/u8:1+flush-259:008:40:232
3795251991915,3cyclictest3857431-21kworker/u8:1+flush-259:008:25:252
3795251991913,4cyclictest252-21systemd-journal11:50:142
3795248991914,3cyclictest4049485-21apt-get11:15:101
3795248991914,3cyclictest4038984-21kworker/u8:0+flush-259:011:45:151
379524899190,2cyclictest4111401-21munin-run12:15:001
3795243991916,2cyclictest4038984-21kworker/u8:0+events_unbound11:58:340
3795243991916,2cyclictest3981574-21kworker/u8:1+flush-259:010:15:290
3795243991916,2cyclictest3908877-21idleruntime-cro08:59:590
3795243991916,2cyclictest3805458-21kworker/u8:0+events_unbound07:30:010
3795243991913,4cyclictest3955750-21latency_hist09:45:010
3795243991913,4cyclictest3955750-21latency_hist09:45:000
379525499187,9cyclictest0-21swapper/309:30:003
379525499187,9cyclictest0-21swapper/309:29:593
379525499185,11cyclictest4116887-21cpuspeed_turbos12:20:123
3795254991814,3cyclictest4059126-21kworker/u8:3+flush-259:011:30:153
3795254991812,4cyclictest0-21swapper/309:40:003
3795251991815,1cyclictest4035638-21kthreadcore11:00:162
3795251991813,4cyclictest3919329-21kworker/u8:1+flush-259:009:40:262
3795251991813,4cyclictest3919329-21kworker/u8:1+flush-259:009:40:262
3795251991813,3cyclictest3847323-21/usr/sbin/munin08:00:202
3795251991812,4cyclictest3913864-21kworker/u8:4+flush-259:009:39:592
3795248991815,2cyclictest4041513-21kthreadcore11:05:181
3795248991815,2cyclictest3867752-21systemd-run08:20:001
3795248991814,3cyclictest3919329-21kworker/u8:1+flush-259:009:45:141
3795248991813,3cyclictest3795455-21apt-get07:10:161
3795248991811,5cyclictest3857412-21latency_hist08:10:011
3795243991815,2cyclictest4038984-21kworker/u8:0+events_unbound11:45:240
3795243991815,2cyclictest3975949-21kworker/u8:2+events_unbound10:55:220
3795243991815,2cyclictest3914086-21idleruntime-cro09:05:000
3795243991815,2cyclictest3857431-21kworker/u8:1+events_unbound08:35:200
379525499176,9cyclictest3996943-21sshd10:20:323
379525499175,10cyclictest3944974-21grep09:30:253
3795251991714,2cyclictest4129939-21kthreadcore12:30:172
3795251991714,2cyclictest4008909-21kthreadcore10:35:162
3795251991711,4cyclictest3975949-21kworker/u8:2+flush-259:011:20:142
3795248991714,2cyclictest507-21in:imuxsock09:55:001
3795248991711,4cyclictest3800562-21apt-get07:15:111
3795248991711,4cyclictest3800562-21apt-get07:15:111
3795243991714,2cyclictest4013264-21apt-config10:40:010
379525499164,2cyclictest3987377-21cpuspeed_turbos10:15:123
379525499164,2cyclictest3799814-21unixbench_multi07:10:303
379525499163,2cyclictest3923468-21grep09:10:203
379525499162,3cyclictest3802027-21cat07:15:173
379525499162,3cyclictest3802027-21cat07:15:163
379525499161,3cyclictest4090408-21cron11:55:003
379525499161,2cyclictest252-21systemd-journal11:05:003
3795254991612,3cyclictest4069559-21kworker/u8:2+flush-259:012:05:333
3795254991612,2cyclictest3859260-21runrttasks08:10:153
379525499160,4cyclictest3839369-21ps07:50:173
379525499160,3cyclictest4054346-21cron11:20:013
379525499160,2cyclictest4033791-21cron10:59:593
3795251991612,3cyclictest3997367-21kworker/u8:0+flush-259:010:30:262
3795251991612,3cyclictest3940554-21apt-get09:30:122
379524899169,5cyclictest3919547-21/usr/sbin/munin09:10:131
379524899169,4cyclictest4059781-21apt-get11:25:121
3795248991613,2cyclictest3919329-21kworker/u8:1+flush-259:009:30:331
3795248991611,3cyclictest4132774-21/usr/sbin/munin12:35:191
3795248991611,3cyclictest4002753-21apt-get10:30:111
3795248991610,4cyclictest4068942-21ntpq11:30:201
3795243991614,1cyclictest60350irq/132-enp0s29f1:rx-007:15:180
3795243991614,1cyclictest60350irq/132-enp0s29f1:rx-007:15:170
3795243991612,3cyclictest3913864-21kworker/u8:4+events_unbound09:05:120
379525499154,10cyclictest0-21swapper/310:10:173
379525499153,3cyclictest3972900-21cut10:00:163
379525499153,2cyclictest3913039-21needreboot09:00:193
379525499152,1cyclictest4048400-21ntpq11:10:223
379525499151,2cyclictest252-21systemd-journal11:50:003
379525499151,2cyclictest0-21swapper/308:50:133
3795254991512,2cyclictest4107518-21kthreadcore12:10:163
379525499151,1cyclictest252-21systemd-journal10:30:003
379525499150,4cyclictest4012365-21/usr/sbin/munin10:35:243
379525499150,4cyclictest3966477-21/usr/sbin/munin09:55:173
379525499150,4cyclictest3882684-21grep08:30:253
379525499150,4cyclictest3806072-21/usr/sbin/munin07:20:143
379525499150,3cyclictest3960894-21munin-run09:50:003
379525499150,3cyclictest3836813-21turbostat.cron07:50:013
379525199159,4cyclictest4002491-21latency_hist10:30:002
3795251991511,2cyclictest0-21swapper/208:15:012
3795248991510,3cyclictest3913825-21apt-get09:02:201
3795243991513,1cyclictest61150irq/133-enp0s29f1:tx-009:11:320
3795243991513,1cyclictest60350irq/132-enp0s29f1:rx-010:32:080
3795243991512,2cyclictest60350irq/132-enp0s29f1:rx-008:10:200
3795243991512,2cyclictest3742344-21kworker/u8:4+events_unbound07:49:230
3795243991512,2cyclictest0-21swapper/011:15:010
3795243991511,3cyclictest3919329-21kworker/u8:1+events_unbound09:35:240
3795243991511,3cyclictest3913864-21kworker/u8:4+events_unbound09:28:070
3795243991511,3cyclictest3913864-21kworker/u8:4+events_unbound09:28:070
379525499144,1cyclictest0-21swapper/310:45:173
379525499143,1cyclictest4135111-21kthreadcore12:35:173
379525499142,2cyclictest4023773-21cpuspeed_turbos10:50:143
379525499141,2cyclictest4111653-21apt-get12:15:113
379525499141,2cyclictest3820569-21cut07:30:223
379525499141,1cyclictest0-21swapper/307:40:163
379525499140,4cyclictest3961276-21cpuspeed_turbos09:50:133
379525499140,3cyclictest4006663-21needreboot10:30:193
379525499140,3cyclictest3955320-21grep09:40:243
379525499140,3cyclictest3955320-21grep09:40:243
379525499140,3cyclictest3904106-21grep08:55:123
379525199149,4cyclictest3919329-21kworker/u8:1+flush-259:009:45:252
379525199149,3cyclictest252-21systemd-journal10:55:332
379525199147,5cyclictest252-21systemd-journal11:20:012
379525199141,4cyclictest3872885-21awk08:25:002
3795251991412,1cyclictest3976320-21latency_hist10:05:012
3795251991411,2cyclictest3913864-21kworker/u8:4+flush-259:009:25:172
3795251991411,2cyclictest3913864-21kworker/u8:4+flush-259:009:25:172
3795251991411,2cyclictest3819612-21runrttasks07:30:182
3795251991410,3cyclictest4023673-21kworker/u8:4+flush-259:011:10:252
3795251991410,3cyclictest3883364-21/usr/sbin/munin08:35:232
379524899148,4cyclictest3907989-21ntpq08:55:191
3795248991411,2cyclictest0-21swapper/107:20:161
379524399148,4cyclictest4127064-21cp12:30:000
3795243991412,1cyclictest60350irq/132-enp0s29f1:rx-012:35:170
3795243991411,2cyclictest60350irq/132-enp0s29f1:rx-010:00:200
379525199138,3cyclictest3857431-21kworker/u8:1+flush-259:008:15:152
379525199137,4cyclictest3914102-21latency_hist09:05:002
379525199137,4cyclictest3846040-21kworker/u8:2+flush-259:008:30:162
379525199137,4cyclictest3810607-21apt-get07:25:002
379525199137,4cyclictest3805702-21apt-get07:20:092
3795251991310,2cyclictest4062081-21kthreadcore11:25:192
379524899139,3cyclictest3975949-21kworker/u8:2+flush-259:010:25:021
379524899131,6cyclictest4049224-21awk11:15:011
3795248991311,1cyclictest0-21swapper/109:25:001
3795248991311,1cyclictest0-21swapper/108:00:011
3795248991310,2cyclictest3898140-21unixbench_singl08:45:231
379525199129,2cyclictest3929092-21unixbench_multi09:15:242
379525199129,2cyclictest0-21swapper/212:00:222
379525199127,3cyclictest509-21rs:main2
379525199125,5cyclictest4115622-21ntpq12:15:212
379525199121,8cyclictest3992209-21latency_hist10:20:012
379524899128,3cyclictest3841042-21ntp_kernel_err07:50:201
3795248991210,1cyclictest0-21swapper/112:20:181
379525199118,2cyclictest4013561-21cut10:40:112
379525199118,2cyclictest0-21swapper/211:45:102
379525199118,1cyclictest0-21swapper/207:35:162
379525199117,3cyclictest3981574-21kworker/u8:1+flush-259:010:06:122
379525199117,3cyclictest3919329-21kworker/u8:1+flush-259:009:50:222
379525199117,3cyclictest3800199-21kworker/u8:1+flush-259:007:17:352
379525199117,3cyclictest3800199-21kworker/u8:1+flush-259:007:17:342
379525199111,7cyclictest3857393-21cron08:10:002
379524899119,1cyclictest0-21swapper/108:30:241
379524899118,2cyclictest3836381-21unixbench_singl07:45:251
379524899118,2cyclictest0-21swapper/111:45:001
379525199108,1cyclictest0-21swapper/209:20:242
379525199107,2cyclictest3914772-21sort09:05:162
379525199107,2cyclictest3898107-21unixbench_multi08:45:232
379525199106,2cyclictest0-21swapper/209:10:202
379525199104,4cyclictest4075205-21apt-get11:40:102
379525199100,9cyclictest0-21swapper/210:10:112
379524899108,1cyclictest0-21swapper/110:55:121
379524899108,1cyclictest0-21swapper/110:05:201
37952519996,2cyclictest17550irq/130-nvme0q308:00:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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