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2026-02-21 - 22:07
[ 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 #b, slot #5

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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  Phytec
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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackbslot5s.osadl.org (updated Sat Feb 21, 2026 12:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2128841995036,11cyclictest231ktimers/107:20:121
2128848994937,8cyclictest2180656-21grep09:35:253
2128848994937,8cyclictest2180656-21grep09:35:253
2128845994942,4cyclictest2211725-21unixbench_singl11:05:262
2128848994831,13cyclictest391ktimers/307:35:133
2128841994838,6cyclictest2201857-21grep10:40:001
2128848994731,12cyclictest391ktimers/310:00:123
2128848994635,7cyclictest2178799-21grep09:30:243
2128845994633,9cyclictest311ktimers/208:20:132
2128836994535,7cyclictest2168487-21unixbench_multi09:00:250
2128845994336,4cyclictest2179583-21latency_hist09:35:022
2128841994336,5cyclictest2132799-21cut07:20:011
2128848994024,11cyclictest391ktimers/308:45:133
2128841994030,5cyclictest0-21swapper/112:20:001
2128841994029,8cyclictest231ktimers/112:00:141
2128841994029,8cyclictest231ktimers/112:00:141
2128848993931,4cyclictest0-21swapper/311:20:163
2128845993932,5cyclictest2196708-21kworker/u8:1+events_unbound10:30:222
2128841993826,8cyclictest2175389-21grep09:20:251
2128848993729,5cyclictest2132352-21unixbench_singl07:15:273
2128848993729,4cyclictest0-21swapper/308:55:253
2128845993728,6cyclictest0-21swapper/209:50:242
2128848993628,4cyclictest0-21swapper/308:40:173
2128848993624,9cyclictest391ktimers/312:00:123
2128848993624,9cyclictest391ktimers/312:00:123
2128845993627,6cyclictest0-21swapper/211:55:262
2128845993627,6cyclictest0-21swapper/211:55:262
2128841993629,4cyclictest0-21swapper/110:45:181
2128841993628,4cyclictest0-21swapper/109:05:171
2128841993627,5cyclictest0-21swapper/109:55:001
2128841993625,7cyclictest2236686-21fschecks_count12:20:141
2128848993525,6cyclictest0-21swapper/308:30:013
2128848993521,9cyclictest2215562-21sendmail11:20:013
2128845993528,5cyclictest2215269-21kworker/u8:1+events_unbound11:50:432
2128845993524,7cyclictest0-21swapper/208:50:252
2128841993527,4cyclictest0-21swapper/108:45:121
2128836993528,4cyclictest2238037-21latency_hist12:25:010
2128836993527,4cyclictest0-21swapper/010:45:280
2128836993525,7cyclictest2160389-21idleruntime-cro08:40:000
2128836993525,6cyclictest2239911-21sh12:30:000
2128836993524,7cyclictest2235804-21grep12:15:240
2128848993425,6cyclictest391ktimers/309:25:123
2128848993425,4cyclictest0-21swapper/309:05:153
2128848993421,10cyclictest391ktimers/309:15:143
2128845993427,4cyclictest0-21swapper/211:20:252
2128845993427,3cyclictest0-21swapper/208:10:012
2128845993426,4cyclictest0-21swapper/210:15:152
2128845993425,5cyclictest0-21swapper/210:45:282
2128845993425,4cyclictest0-21swapper/210:05:162
2128845993424,6cyclictest0-21swapper/211:40:182
2128845993424,6cyclictest0-21swapper/207:15:282
2128841993427,4cyclictest0-21swapper/111:35:151
2128841993426,4cyclictest0-21swapper/110:00:191
2128841993426,4cyclictest0-21swapper/109:35:261
2128841993426,4cyclictest0-21swapper/109:35:261
2128841993418,13cyclictest2128827-21cyclictest10:30:151
2128836993428,4cyclictest0-21swapper/010:00:120
2128836993423,7cyclictest2163351-21grep08:45:260
2128836993423,7cyclictest0-21swapper/007:25:250
2128848993322,7cyclictest0-21swapper/310:35:273
2128845993327,3cyclictest2232864-21kthreadd12:10:002
2128845993324,6cyclictest0-21swapper/207:20:252
2128845993323,6cyclictest0-21swapper/207:25:252
2128836993326,5cyclictest2154951-21kworker/u8:2+events_unbound08:25:090
2128836993325,4cyclictest0-21swapper/008:05:000
2128836993322,6cyclictest0-21swapper/011:00:250
2128836993322,6cyclictest0-21swapper/011:00:250
2128836993316,14cyclictest13550irq/42-30be0000.ethernet08:55:120
2128848993224,4cyclictest0-21swapper/311:40:183
2128848993224,4cyclictest0-21swapper/308:20:173
2128848993223,4cyclictest0-21swapper/309:40:183
2128848993222,6cyclictest2242891-21grep12:35:283
2128848993222,6cyclictest0-21swapper/310:40:263
212884599323,4cyclictest131rcu_preempt09:05:122
2128845993224,5cyclictest2199128-21kworker/u8:2+events_unbound10:36:402
2128845993221,7cyclictest0-21swapper/208:55:172
2128841993221,8cyclictest2159906-21grep08:35:261
2128836993225,5cyclictest2126983-21kworker/u8:2+events_unbound07:10:170
212883699322,4cyclictest131rcu_preempt11:55:130
212883699322,4cyclictest131rcu_preempt11:55:130
2128836993223,6cyclictest2173581-21grep09:15:260
2128848993123,4cyclictest0-21swapper/312:20:243
2128848993123,4cyclictest0-21swapper/309:10:173
2128848993122,6cyclictest2144975-21sh07:55:003
2128848993114,5cyclictest131rcu_preempt08:15:243
2128845993126,3cyclictest2156684-21kworker/u8:1+events_unbound08:30:122
2128845993126,3cyclictest2156684-21kworker/u8:1+events_unbound08:30:112
2128845993122,5cyclictest0-21swapper/210:40:182
2128845993121,7cyclictest0-21swapper/207:35:252
212884199317,4cyclictest22121902wc11:10:001
2128836993125,4cyclictest2177139-21kworker/u8:0+events_unbound09:45:180
2128836993124,5cyclictest2188136-21kworker/u8:1+events_unbound10:15:200
2128836993123,5cyclictest2182614-21kworker/u8:1+events_unbound09:50:190
212884899303,8cyclictest40-21ksoftirqd/308:30:143
212884899303,8cyclictest40-21ksoftirqd/308:30:143
2128848993022,4cyclictest0-21swapper/309:55:003
2128848993021,6cyclictest2194574-21grep10:15:233
2128848993020,7cyclictest2146261-21grep07:55:253
2128848993011,12cyclictest131rcu_preempt12:25:433
2128848993010,11cyclictest131rcu_preempt10:27:233
2128845993021,6cyclictest2189228-21grep10:00:252
2128845993021,5cyclictest0-21swapper/212:20:002
2128845993020,6cyclictest0-21swapper/212:25:192
2128841993024,4cyclictest2219423-21fschecks_time11:30:131
2128841993019,8cyclictest0-21swapper/112:40:001
2128836993021,6cyclictest0-21swapper/009:35:000
2128836993020,7cyclictest2201851-21latency_hist10:40:010
212884899296,5cyclictest40-21ksoftirqd/310:30:163
2128848992921,5cyclictest2234098-21unixbench_multi12:10:263
2128848992919,6cyclictest2208263-21grep10:55:253
2128848992919,6cyclictest2208263-21grep10:55:243
2128848992910,3cyclictest131rcu_preempt08:14:483
2128845992923,3cyclictest0-21swapper/211:30:132
2128845992923,3cyclictest0-21swapper/210:55:152
2128845992923,3cyclictest0-21swapper/210:55:152
2128845992920,5cyclictest0-21swapper/208:25:242
2128845992919,6cyclictest0-21swapper/208:45:252
2128841992921,5cyclictest2203585-21basename10:45:001
2128841992921,5cyclictest0-21swapper/111:40:291
212883699292,5cyclictest131rcu_preempt09:20:120
2128836992924,3cyclictest2162307-21latency_hist08:45:010
2128836992922,4cyclictest121ktimers/007:15:130
2128836992921,5cyclictest121ktimers/009:05:120
2128836992920,6cyclictest0-21swapper/007:25:010
212884899284,5cyclictest0-21swapper/310:22:543
2128848992823,3cyclictest2236023-21sh12:17:013
2128848992820,5cyclictest2232382-21unixbench_multi12:05:273
2128848992820,4cyclictest2188136-21kworker/u8:1-ext4-rsv-conversion10:10:013
2128848992819,5cyclictest0-21swapper/310:10:173
2128848992810,11cyclictest131rcu_preempt11:10:223
2128845992821,5cyclictest2191012-21kworker/u8:0+events_unbound10:10:202
2128841992820,5cyclictest0-21swapper/108:10:251
2128841992820,4cyclictest0-21swapper/110:15:141
2128841992819,7cyclictest2168014-21ntp_kernel_pll_09:00:211
2128836992822,4cyclictest13550irq/42-30be0000.ethernet07:55:230
2128836992819,5cyclictest0-21swapper/012:35:280
2128836992818,7cyclictest2148825-21grep08:05:160
2128836992818,6cyclictest0-21swapper/011:30:220
2128836992818,5cyclictest2225600-21grep11:45:250
2128836992815,9cyclictest204-21dbus-daemon08:10:040
212884899275,5cyclictest40-21ksoftirqd/310:50:123
2128848992720,4cyclictest0-21swapper/307:20:253
2128848992720,3cyclictest0-21swapper/311:50:243
2128848992713,5cyclictest131rcu_preempt12:30:053
2128848992713,3cyclictest131rcu_preempt11:32:433
2128848992710,10cyclictest131rcu_preempt11:05:183
2128848992710,10cyclictest131rcu_preempt10:45:243
2128845992719,5cyclictest0-21swapper/209:00:252
2128841992719,5cyclictest231ktimers/111:45:121
2128841992716,8cyclictest0-21swapper/108:00:121
2128836992719,5cyclictest0-21swapper/008:30:160
2128836992719,5cyclictest0-21swapper/008:30:160
2128836992718,6cyclictest0-21swapper/011:45:000
2128836992718,6cyclictest0-21swapper/009:10:280
2128836992717,7cyclictest2206540-21unixbench_singl10:50:240
2128836992717,5cyclictest0-21swapper/009:55:180
2128836992714,9cyclictest0-21swapper/011:05:280
212883699271,23cyclictest0-21swapper/010:30:150
212884899269,4cyclictest131rcu_preempt09:55:103
212884899268,5cyclictest40-21ksoftirqd/311:00:173
212884899268,5cyclictest40-21ksoftirqd/311:00:173
212884899267,5cyclictest40-21ksoftirqd/308:35:153
212884899265,5cyclictest40-21ksoftirqd/311:45:163
212884899264,8cyclictest40-21ksoftirqd/308:00:173
2128848992620,3cyclictest0-21swapper/309:45:253
2128848992610,5cyclictest131rcu_preempt11:35:203
2128845992620,3cyclictest0-21swapper/211:15:192
2128845992619,5cyclictest2141119-21kworker/u8:0+events_unbound07:49:572
2128845992618,5cyclictest0-21swapper/209:55:172
2128845992618,5cyclictest0-21swapper/209:40:002
2128845992618,5cyclictest0-21swapper/209:40:002
2128845992618,5cyclictest0-21swapper/209:10:152
2128845992615,8cyclictest2237999-21apt-get12:25:012
2128841992619,4cyclictest2226408-21fschecks_count11:50:151
2128841992619,4cyclictest2165066-21unixbench_multi08:50:251
2128841992615,3cyclictest2130785-21munin-node08:05:111
2128836992619,3cyclictest0-21swapper/011:00:010
2128836992619,3cyclictest0-21swapper/011:00:000
2128836992618,4cyclictest164-21systemd-journal07:39:510
2128836992618,4cyclictest0-21swapper/012:30:250
2128836992617,6cyclictest2191183-21taskset10:07:370
2128836992615,9cyclictest11-21ksoftirqd/010:40:130
212884899258,6cyclictest40-21ksoftirqd/307:45:143
212884899254,5cyclictest40-21ksoftirqd/309:00:253
212884899252,7cyclictest40-21ksoftirqd/311:25:143
2128848992511,11cyclictest2136689-21/usr/sbin/munin07:30:183
2128845992517,5cyclictest0-21swapper/210:20:152
2128845992516,6cyclictest2153084-21tail08:15:252
2128845992516,5cyclictest0-21swapper/208:15:012
2128845992514,8cyclictest2172692-21df09:15:152
2128841992519,4cyclictest2163528-21kworker/u8:1+events_unbound08:55:141
2128841992519,3cyclictest0-21swapper/108:15:221
2128841992518,4cyclictest0-21swapper/111:25:251
2128841992518,3cyclictest0-21swapper/107:40:171
2128841992517,5cyclictest0-21swapper/107:30:171
2128841992514,8cyclictest1-21systemd08:40:111
2128836992520,3cyclictest13550irq/42-30be0000.ethernet10:10:150
2128836992519,4cyclictest13550irq/42-30be0000.ethernet07:30:150
2128836992519,3cyclictest0-21swapper/012:15:000
2128836992515,7cyclictest2165103-21grep08:50:250
212883699251,20cyclictest0-21swapper/011:54:410
212884899249,4cyclictest131rcu_preempt07:29:143
212884899247,10cyclictest0-21swapper/308:09:413
212884899243,8cyclictest40-21ksoftirqd/309:24:433
212884899242,19cyclictest2164042-21sshd08:50:133
2128848992415,5cyclictest0-21swapper/307:10:163
2128848992414,7cyclictest391ktimers/311:55:183
2128848992414,7cyclictest391ktimers/311:55:173
2128848992412,5cyclictest131rcu_preempt07:42:113
2128845992420,2cyclictest0-21swapper/208:00:112
2128845992418,3cyclictest0-21swapper/212:10:202
2128845992418,3cyclictest0-21swapper/207:55:202
2128845992417,4cyclictest0-21swapper/207:50:152
2128845992416,5cyclictest0-21swapper/211:45:232
2128845992416,5cyclictest0-21swapper/211:10:152
2128845992416,5cyclictest0-21swapper/209:20:252
2128841992418,4cyclictest2146687-21cron08:00:001
2128841992417,4cyclictest2143484-21gdbus07:50:031
2128841992417,3cyclictest0-21swapper/107:15:011
212884199241,4cyclictest2182382-21sed09:40:261
2128836992417,5cyclictest2215269-21kworker/u8:1+events_unbound11:35:200
2128836992417,5cyclictest13550irq/42-30be0000.ethernet12:00:130
2128836992417,5cyclictest13550irq/42-30be0000.ethernet12:00:130
212883699241,4cyclictest2195658-21latency10:20:180
2128836992414,8cyclictest2143109-21sed07:50:010
2128836992413,7cyclictest204-21dbus-daemon08:20:090
212883699241,19cyclictest0-21swapper/009:38:020
212883699241,19cyclictest0-21swapper/009:38:010
212883699241,19cyclictest0-21swapper/009:29:260
2128845992313,6cyclictest2209962-21unixbench_multi11:00:262
2128845992313,6cyclictest2209962-21unixbench_multi11:00:252
2128845992311,9cyclictest2128827-21cyclictest09:25:132
2128841992317,3cyclictest0-21swapper/110:10:191
2128841992317,3cyclictest0-21swapper/109:55:191
2128841992317,3cyclictest0-21swapper/109:45:201
2128841992317,3cyclictest0-21swapper/107:39:511
2128841992316,4cyclictest2241619-21sh12:35:011
2128841992315,5cyclictest0-21swapper/107:45:151
2128841992313,7cyclictest2233793-21seq12:10:251
212883699231,9cyclictest2197398-21date10:25:180
2128836992316,4cyclictest13550irq/42-30be0000.ethernet11:20:120
2128836992316,3cyclictest0-21swapper/011:18:370
2128836992316,3cyclictest0-21swapper/007:50:440
2128836992315,5cyclictest2232395-21unixbench_multi12:05:270
212883699231,20cyclictest0-21swapper/008:15:130
212883699231,18cyclictest0-21swapper/009:44:490
212884599225,9cyclictest32-21ksoftirqd/211:25:122
212884599221,6cyclictest2183792-21grep09:45:252
2128845992216,4cyclictest2139379-21kworker/u8:2+events_unbound07:41:432
2128845992215,3cyclictest0-21swapper/212:05:012
2128845992215,3cyclictest0-21swapper/212:05:002
2128845992213,5cyclictest0-21swapper/210:50:222
2128841992217,3cyclictest2176128-21sh09:25:141
2128841992216,4cyclictest2155790-21if_eth008:25:161
2128841992216,3cyclictest0-21swapper/111:10:191
2128841992216,3cyclictest0-21swapper/108:20:151
2128841992215,5cyclictest0-21swapper/110:20:211
2128841992215,4cyclictest0-21swapper/110:55:221
2128841992215,4cyclictest0-21swapper/110:55:221
2128841992215,4cyclictest0-21swapper/107:25:171
212883699222,3cyclictest131rcu_preempt11:25:120
2128836992215,5cyclictest2208432-21kworker/u8:1+events_unbound11:10:140
2128836992215,3cyclictest0-21swapper/007:44:380
212884599211,4cyclictest2241210-21unixbench_singl12:30:252
2128845992111,7cyclictest2198519-21cut10:30:002
2128841992115,4cyclictest2201558-21kworker/u8:0+events_unbound10:50:281
2128841992114,4cyclictest2239912-21sh12:30:001
2128841992113,4cyclictest0-21swapper/111:00:161
2128841992113,4cyclictest0-21swapper/111:00:161
2128841992112,7cyclictest2231857-21sed12:05:221
2128841992111,7cyclictest1-21systemd11:55:411
2128841992111,7cyclictest1-21systemd11:55:411
2128841992014,3cyclictest0-21swapper/111:20:211
2128841992013,4cyclictest0-21swapper/111:15:171
2128841992013,4cyclictest0-21swapper/108:30:231
2128841992013,4cyclictest0-21swapper/108:30:231
2128841992010,5cyclictest2191466-21ls10:10:011
2128845991911,5cyclictest0-21swapper/207:30:262
2128841991913,4cyclictest231ktimers/109:10:231
2128841991811,4cyclictest0-21swapper/110:25:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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