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2026-02-17 - 07:10
[ 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 792 highest latencies:
System rackbslot5s.osadl.org (updated Tue Feb 17, 2026 00:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2768780995342,7cyclictest2836057-21grep22:20:250
2768784995221,28cyclictest0-21swapper/122:30:001
2768792995042,4cyclictest2845059-21gpgv22:50:013
2768784994938,7cyclictest2789640-21grep20:05:261
2768784994924,22cyclictest2831350-21kthreadd22:10:011
2768784994821,23cyclictest0-21swapper/121:05:011
2768784994739,5cyclictest2807158-21cron21:00:001
2768784994715,3cyclictest0-21swapper/120:40:261
2768792994535,7cyclictest2824036-21grep21:45:263
2768792994437,4cyclictest2798617-21sh20:35:013
2768784994415,5cyclictest0-21swapper/120:10:211
2768792994335,6cyclictest2836859-21fschecks_count22:25:153
2768784994218,4cyclictest2779616-21sendmail19:40:011
2768780994222,16cyclictest0-21swapper/020:00:000
2768784994133,5cyclictest2777880-21sh19:35:011
2768784994133,4cyclictest0-21swapper/123:55:001
2768784994114,5cyclictest0-21swapper/119:25:171
2768780994132,6cyclictest2777881-21sh19:35:010
2768792994031,4cyclictest0-21swapper/300:35:153
2768792994031,4cyclictest0-21swapper/300:35:153
2768787994033,4cyclictest2824507-21audit_send_reply21:50:002
2768784994019,5cyclictest2834326-21unixbench_singl22:15:251
2768787993832,4cyclictest2848572-21kworker/u8:2+events_unbound23:02:482
2768787993832,4cyclictest2848572-21kworker/u8:2+events_unbound23:02:482
2768784993828,7cyclictest2784469-21grep19:50:271
2768780993831,4cyclictest0-21swapper/020:50:000
2768780993831,4cyclictest0-21swapper/020:50:000
2768780993826,7cyclictest0-21swapper/023:05:260
2768780993826,7cyclictest0-21swapper/023:05:260
2768792993729,4cyclictest0-21swapper/319:15:033
2768787993726,7cyclictest2786637-21sh20:00:002
2768784993728,6cyclictest0-21swapper/123:20:001
2768780993728,5cyclictest0-21swapper/022:35:240
2768792993628,4cyclictest0-21swapper/322:12:393
2768787993628,6cyclictest2809318-21kworker/u8:0+events_unbound21:37:332
2768787993628,4cyclictest0-21swapper/221:20:162
2768787993626,7cyclictest2777421-21grep19:30:242
2768787993625,4cyclictest131rcu_preempt21:30:272
2768787993622,4cyclictest131rcu_preempt20:43:492
2768787993619,5cyclictest131rcu_preempt19:15:252
2768787993616,5cyclictest2827921-21auditctl22:00:012
2768784993628,5cyclictest2857010-21unixbench_singl23:20:261
2768780993629,4cyclictest2845036-21idleruntime-cro22:50:000
2768792993525,7cyclictest2863793-21grep23:40:253
2768792993524,7cyclictest0-21swapper/300:15:263
2768787993525,7cyclictest2779597-21cron19:40:012
2768787993521,4cyclictest131rcu_preempt00:10:172
2768784993526,6cyclictest0-21swapper/100:25:001
2768784993526,5cyclictest2799851-21tail20:35:241
2768784993523,8cyclictest2844616-21grep22:45:251
2768780993525,7cyclictest2879675-21munin-plugin-st00:30:010
2768780993525,7cyclictest2879675-21munin-plugin-st00:30:000
2768780993524,8cyclictest121ktimers/019:20:130
2768792993426,4cyclictest0-21swapper/319:30:253
2768792993425,6cyclictest0-21swapper/321:40:003
276879299342,3cyclictest131rcu_preempt20:40:123
2768792993418,6cyclictest2881006-21kworker/u8:0+events_unbound00:32:093
2768792993418,6cyclictest2881006-21kworker/u8:0+events_unbound00:32:093
2768792993417,4cyclictest2826113-21kworker/u8:2+events_unbound21:57:253
2768787993424,7cyclictest311ktimers/200:00:262
2768787993423,8cyclictest2833050-21auditctl22:15:002
2768787993423,4cyclictest131rcu_preempt23:15:222
2768787993417,5cyclictest131rcu_preempt20:50:212
2768787993417,5cyclictest131rcu_preempt20:50:212
2768787993415,4cyclictest131rcu_preempt22:56:392
2768787993415,4cyclictest131rcu_preempt22:50:162
2768784993424,7cyclictest2787125-21tune2fs20:00:161
2768780993425,6cyclictest2779590-21sh19:40:010
2768780993424,6cyclictest0-21swapper/022:30:240
2768780993424,6cyclictest0-21swapper/020:55:000
2768780993424,6cyclictest0-21swapper/020:55:000
2768780993424,6cyclictest0-21swapper/019:50:260
2768792993324,4cyclictest0-21swapper/323:30:003
2768792993323,7cyclictest2786634-21cron20:00:003
276878799339,11cyclictest32-21ksoftirqd/220:00:202
276878799336,6cyclictest32-21ksoftirqd/222:30:232
2768787993326,5cyclictest2844859-21kworker/u8:1+events_unbound22:48:412
2768787993325,4cyclictest0-21swapper/222:22:402
2768787993323,6cyclictest2865558-21grep23:45:262
2768787993322,5cyclictest131rcu_preempt00:22:352
2768787993321,8cyclictest2842893-21grep22:40:262
2768787993320,4cyclictest131rcu_preempt20:39:522
2768787993319,4cyclictest131rcu_preempt21:03:462
2768787993316,8cyclictest131rcu_preempt21:10:502
2768787993315,9cyclictest131rcu_preempt19:54:442
2768787993313,11cyclictest131rcu_preempt23:10:002
2768787993313,11cyclictest131rcu_preempt23:10:002
2768784993324,6cyclictest0-21swapper/120:55:001
2768784993324,6cyclictest0-21swapper/120:55:001
2768784993323,6cyclictest0-21swapper/123:50:001
2768784993323,6cyclictest0-21swapper/121:20:011
2768780993322,7cyclictest0-21swapper/020:30:260
276879299323,4cyclictest0-21swapper/323:45:133
2768792993226,3cyclictest0-21swapper/320:40:003
2768792993225,4cyclictest0-21swapper/323:00:253
2768792993225,4cyclictest0-21swapper/323:00:253
2768792993223,6cyclictest0-21swapper/322:35:143
2768792993222,7cyclictest2805451-21cron20:55:013
2768792993222,7cyclictest2805451-21cron20:55:003
2768792993222,7cyclictest2779659-21apt-key19:40:023
2768792993219,6cyclictest2819283-21kworker/u8:2+events_unbound21:34:373
2768792993219,4cyclictest2782936-21kworker/u8:0+events_unbound19:48:533
2768792993216,5cyclictest131rcu_preempt21:25:253
276878799329,15cyclictest32-21ksoftirqd/220:05:142
2768787993224,4cyclictest0-21swapper/222:05:252
2768787993223,4cyclictest131rcu_preempt19:20:272
2768787993222,7cyclictest311ktimers/222:20:012
2768787993221,8cyclictest311ktimers/221:15:102
2768787993221,4cyclictest131rcu_preempt23:36:122
2768787993218,5cyclictest131rcu_preempt23:24:372
2768787993218,5cyclictest131rcu_preempt22:38:292
2768787993218,3cyclictest131rcu_preempt20:10:242
2768787993216,4cyclictest131rcu_preempt00:37:262
2768787993216,4cyclictest131rcu_preempt00:37:262
2768787993215,9cyclictest131rcu_preempt21:50:062
2768787993214,4cyclictest131rcu_preempt20:22:052
2768787993212,5cyclictest131rcu_preempt20:15:182
2768784993225,4cyclictest0-21swapper/100:00:261
2768784993223,6cyclictest0-21swapper/121:50:001
2768780993225,3cyclictest0-21swapper/020:00:160
2768780993222,6cyclictest0-21swapper/023:10:260
2768780993221,8cyclictest121ktimers/021:40:130
2768792993125,4cyclictest2831075-21kworker/u8:0+events_unbound22:17:403
2768792993125,4cyclictest2809566-21fschecks_time21:05:163
2768792993123,4cyclictest0-21swapper/322:55:263
2768792993122,6cyclictest2803751-21sh20:50:003
2768792993122,6cyclictest2803751-21sh20:50:003
2768792993121,8cyclictest391ktimers/323:05:133
2768792993121,8cyclictest391ktimers/323:05:133
2768787993125,4cyclictest2870833-21kworker/u8:2+events_unbound00:18:422
2768787993124,4cyclictest311ktimers/219:12:592
2768787993120,7cyclictest311ktimers/220:30:242
2768787993116,3cyclictest131rcu_preempt21:40:242
2768787993115,9cyclictest131rcu_preempt23:25:142
2768787993112,4cyclictest131rcu_preempt23:57:042
2768787993110,11cyclictest32-21ksoftirqd/220:55:172
276878799310,18cyclictest2780214-21/usr/sbin/munin19:40:162
2768784993124,4cyclictest0-21swapper/121:20:261
2768784993121,6cyclictest0-21swapper/121:50:261
2768784993120,7cyclictest0-21swapper/123:05:001
2768784993120,7cyclictest0-21swapper/123:05:001
2768784993120,7cyclictest0-21swapper/120:20:231
2768780993124,4cyclictest0-21swapper/023:15:250
2768780993121,6cyclictest2834307-21grep22:15:240
2768780993120,7cyclictest2837754-21grep22:25:250
2768792993024,4cyclictest2774354-21kworker/u8:2+events_unbound19:27:203
2768792993017,5cyclictest2819283-21kworker/u8:2+events_unbound21:43:283
2768787993021,6cyclictest2837772-21grep22:25:262
2768787993020,7cyclictest311ktimers/223:30:242
2768787993017,5cyclictest2803510-21kworker/u8:0+events_unbound20:47:242
2768787993017,5cyclictest2803510-21kworker/u8:0+events_unbound20:47:242
2768787993015,9cyclictest131rcu_preempt00:27:002
2768787993015,9cyclictest131rcu_preempt00:27:002
2768787993015,4cyclictest131rcu_preempt23:40:222
2768787993015,10cyclictest311ktimers/219:25:132
2768787993014,9cyclictest131rcu_preempt23:10:192
2768787993013,10cyclictest131rcu_preempt20:25:142
2768787993012,5cyclictest131rcu_preempt22:00:112
2768787993011,4cyclictest131rcu_preempt23:55:002
2768784993023,4cyclictest2848672-21idleruntime-cro23:00:001
2768784993021,6cyclictest0-21swapper/123:05:261
2768784993021,6cyclictest0-21swapper/123:05:261
2768784993021,6cyclictest0-21swapper/120:20:001
2768780993021,5cyclictest0-21swapper/023:05:000
2768780993021,5cyclictest0-21swapper/023:05:000
2768780993018,8cyclictest2862103-21grep23:35:250
2768792992922,4cyclictest2787903-21unixbench_multi20:00:273
2768792992921,4cyclictest0-21swapper/300:00:263
276878799299,10cyclictest131rcu_preempt21:25:192
2768787992921,4cyclictest0-21swapper/200:05:152
2768787992914,9cyclictest131rcu_preempt19:47:412
2768787992910,11cyclictest32-21ksoftirqd/200:35:002
2768787992910,11cyclictest32-21ksoftirqd/200:35:002
2768784992921,4cyclictest0-21swapper/100:40:011
2768784992921,4cyclictest0-21swapper/100:40:001
2768784992920,6cyclictest0-21swapper/100:05:151
2768784992919,6cyclictest0-21swapper/120:30:261
2768780992922,4cyclictest2866426-21fschecks_time23:50:160
2768780992920,5cyclictest0-21swapper/020:25:270
2768780992918,7cyclictest2824103-21grep21:45:260
2768792992822,4cyclictest2862424-21kworker/u8:0+events_unbound23:54:313
2768792992821,5cyclictest2834702-21kworker/u8:2+events_unbound22:40:413
2768792992821,3cyclictest0-21swapper/322:50:263
2768792992820,4cyclictest0-21swapper/319:42:203
276879299281,8cyclictest0-21swapper/323:20:123
2768787992812,5cyclictest131rcu_preempt21:05:232
2768784992820,5cyclictest0-21swapper/123:35:161
2768784992819,6cyclictest0-21swapper/122:00:011
2768784992819,6cyclictest0-21swapper/120:50:001
2768784992819,6cyclictest0-21swapper/120:50:001
2768784992819,5cyclictest0-21swapper/121:35:261
2768780992820,4cyclictest0-21swapper/020:17:230
2768780992818,6cyclictest2820614-21grep21:35:250
276878099281,3cyclictest0-21swapper/000:30:120
276878099281,3cyclictest0-21swapper/000:30:120
276879299279,3cyclictest131rcu_preempt21:15:173
2768792992718,6cyclictest0-21swapper/322:10:003
2768784992720,4cyclictest0-21swapper/122:40:261
2768784992718,5cyclictest0-21swapper/121:25:161
2768784992717,7cyclictest0-21swapper/119:20:271
2768780992721,3cyclictest0-21swapper/022:10:160
2768780992720,5cyclictest178-21systemd-udevd21:56:400
2768780992719,4cyclictest0-21swapper/021:05:000
276878099271,23cyclictest0-21swapper/021:15:120
2768792992620,4cyclictest2826113-21kworker/u8:2+events_unbound22:00:553
2768792992618,5cyclictest2806868-21kworker/u8:3+events_unbound20:59:143
2768792992618,4cyclictest0-21swapper/321:10:263
276879299261,13cyclictest0-21swapper/320:13:103
2768784992616,7cyclictest2864270-21sh23:45:001
2768784992616,6cyclictest0-21swapper/100:30:251
2768784992616,6cyclictest0-21swapper/100:30:251
2768784992614,9cyclictest2781940-21grep19:45:161
2768780992620,3cyclictest0-21swapper/023:25:260
2768780992619,5cyclictest178-21systemd-udevd23:56:400
2768780992618,6cyclictest121ktimers/000:15:130
2768780992617,6cyclictest0-21swapper/020:10:160
2768780992617,5cyclictest0-21swapper/020:40:260
2768780992617,5cyclictest0-21swapper/000:05:250
276879299259,5cyclictest131rcu_preempt22:30:023
276879299259,4cyclictest131rcu_preempt00:20:253
2768792992518,5cyclictest2788163-21kworker/u8:1+events_unbound20:05:153
2768792992518,4cyclictest2853975-21kworker/u8:2+events_unbound23:37:043
2768792992517,5cyclictest2850307-21kworker/u8:0+events_unbound23:13:013
2768792992517,5cyclictest2752352-21kworker/u8:0+events_unbound19:20:543
2768792992515,7cyclictest380-21ntpd00:05:213
2768792992515,4cyclictest2791747-21kworker/u8:1+events_unbound20:27:243
2768792992513,8cyclictest0-21swapper/323:30:143
276879299251,12cyclictest0-21swapper/320:19:363
2768784992519,3cyclictest0-21swapper/122:20:141
2768784992518,4cyclictest0-21swapper/121:10:261
2768784992515,7cyclictest2853534-21grep23:10:261
2768784992515,7cyclictest0-21swapper/121:05:251
276878099257,6cyclictest2817841-21wc21:30:010
2768780992517,6cyclictest2813895-21kworker/u8:1+events_unbound21:20:130
2768780992516,6cyclictest0-21swapper/000:00:270
2768780992516,5cyclictest0-21swapper/019:30:010
2768792992418,4cyclictest2853975-21kworker/u8:2+events_unbound23:18:503
2768792992418,4cyclictest2768453-21kworker/u8:1+events_unbound19:11:073
2768792992417,4cyclictest2783647-21cut19:50:173
2768792992414,7cyclictest204-21dbus-daemon00:12:553
2768792992412,9cyclictest391ktimers/320:20:123
2768792992412,8cyclictest204-21dbus-daemon00:27:553
2768792992412,8cyclictest204-21dbus-daemon00:27:553
2768792992412,6cyclictest40-21ksoftirqd/321:50:173
2768784992419,3cyclictest2786653-21sendmail20:00:001
2768784992416,5cyclictest0-21swapper/121:35:001
2768784992415,6cyclictest2859619-21ls23:30:151
2768784992415,5cyclictest0-21swapper/119:40:161
2768784992413,8cyclictest2879616-21seq00:29:261
2768784992413,8cyclictest2879616-21seq00:29:261
2768780992417,4cyclictest438-21cron22:05:010
2768780992416,5cyclictest0-21swapper/022:40:260
276878099241,5cyclictest2877063-21ntp_states00:20:220
276878099241,4cyclictest28001492sleep020:37:580
276878099241,20cyclictest2857352-21runrttasks23:24:050
276878099241,19cyclictest0-21swapper/021:14:120
276878099241,19cyclictest0-21swapper/019:45:430
276878099241,19cyclictest0-21swapper/019:41:340
276878099241,19cyclictest0-21swapper/019:16:290
2768792992317,4cyclictest2834702-21kworker/u8:2+events_unbound22:20:133
2768792992317,4cyclictest2805244-21kworker/u8:1+events_unbound21:00:523
2768792992316,3cyclictest0-21swapper/321:20:263
2768784992315,4cyclictest2876230-21cron00:20:001
2768784992314,7cyclictest2839213-21sed22:30:231
2768784992314,6cyclictest0-21swapper/122:10:161
2768784992313,7cyclictest2829518-21seq22:03:361
2768780992318,3cyclictest0-21swapper/023:33:050
2768780992317,2cyclictest0-21swapper/022:50:150
2768780992314,6cyclictest2863185-21ls23:40:180
2768780992314,6cyclictest0-21swapper/023:00:000
276878099231,18cyclictest0-21swapper/021:54:140
276878099230,19cyclictest0-21swapper/021:32:540
2768784992214,5cyclictest0-21swapper/120:25:201
2768780992217,3cyclictest13550irq/42-30be0000.ethernet20:55:100
2768780992216,3cyclictest2809580-21idleruntime21:05:160
2768780992215,5cyclictest121ktimers/000:35:210
2768780992215,5cyclictest121ktimers/000:35:210
276878099220,18cyclictest0-21swapper/020:20:560
2768784992114,5cyclictest2821574-21ls21:40:171
2768784992114,5cyclictest231ktimers/123:55:211
2768784992114,4cyclictest0-21swapper/122:50:211
2768784992113,5cyclictest164-21systemd-journal19:17:171
2768784992111,7cyclictest2858975-21seq23:28:031
2768784992110,8cyclictest2873787-21cat00:10:231
2768780992112,6cyclictest2864721-21fschecks_time23:45:160
276878099211,15cyclictest2789140-21ntpq20:05:210
276878099210,19cyclictest0-21swapper/000:10:120
2768784992010,7cyclictest2840227-21cat22:35:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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