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2026-01-17 - 16:20
[ 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 #7, slot #7

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.
Unexpectedly long latencies may be caused by SMIs
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 rack7slot7s.osadl.org (updated Sat Jan 17, 2026 12:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1724321180,0sleep00-21swapper/009:41:110
285929279,9sleep00-21swapper/007:07:330
281428666,9sleep20-21swapper/207:06:592
295928269,9sleep30-21swapper/307:08:523
304028164,13sleep10-21swapper/107:09:551
3142992927,2cyclictest0-21swapper/110:39:101
3142992927,2cyclictest0-21swapper/110:39:101
314499270,27cyclictest0-21swapper/211:48:242
314299271,0cyclictest0-21swapper/112:27:281
314499260,26cyclictest0-21swapper/211:40:592
314299260,0cyclictest0-21swapper/111:21:121
3148992421,2cyclictest94-21kswapd009:38:543
3142992424,0cyclictest0-21swapper/111:53:191
3148992318,5cyclictest39-21ksoftirqd/311:33:523
3144992323,0cyclictest0-21swapper/211:15:392
314499230,3cyclictest0-21swapper/212:24:412
314299230,18cyclictest0-21swapper/111:40:131
313999230,23cyclictest0-21swapper/009:12:010
314299220,1cyclictest0-21swapper/109:25:151
314299220,19cyclictest28148-21diskmemload11:32:531
113442220,0sleep00-21swapper/009:57:140
314299210,0cyclictest0-21swapper/110:56:071
313999211,2cyclictest141rcu_preempt10:21:270
314499200,19cyclictest0-21swapper/211:09:332
314499200,16cyclictest0-21swapper/210:31:242
314299201,10cyclictest0-21swapper/108:30:131
314299200,20cyclictest0-21swapper/109:16:561
3139992019,1cyclictest0-21swapper/007:22:500
3148991917,2cyclictest39-21ksoftirqd/311:46:173
314499190,17cyclictest0-21swapper/210:26:102
3142991916,2cyclictest0-21swapper/111:06:221
314299190,1cyclictest141rcu_preempt11:12:131
314299190,0cyclictest0-21swapper/111:45:391
314899188,7cyclictest17678-21apache212:34:193
314899188,7cyclictest17678-21apache212:34:193
3148991816,1cyclictest0-21swapper/309:45:343
314899180,17cyclictest25421-21kworker/3:111:27:133
314899180,17cyclictest25421-21kworker/3:109:50:033
3144991817,1cyclictest0-21swapper/211:30:142
3142991817,1cyclictest0-21swapper/111:25:141
314299180,2cyclictest0-21swapper/109:11:101
314299180,1cyclictest0-21swapper/110:22:161
314899174,12cyclictest16416-21df12:35:153
3148991716,1cyclictest25421-21kworker/3:111:10:333
314899170,16cyclictest0-21swapper/311:05:033
314499170,15cyclictest0-21swapper/210:53:152
3142991716,1cyclictest0-21swapper/112:31:361
3142991716,1cyclictest0-21swapper/112:31:361
3142991715,1cyclictest0-21swapper/111:04:451
314299170,17cyclictest0-21swapper/109:45:521
314299170,16cyclictest0-21swapper/110:48:051
314899161,9cyclictest19725-21grep10:40:273
3148991613,2cyclictest17650-21apache210:37:133
3148991613,2cyclictest17650-21apache210:37:123
3144991614,1cyclictest0-21swapper/210:23:562
314499160,1cyclictest0-21swapper/212:36:122
3142991614,1cyclictest16896-21ssh12:35:171
313999164,6cyclictest26316-21ssh10:45:160
313999160,3cyclictest0-21swapper/010:38:500
313999160,3cyclictest0-21swapper/010:38:490
314899158,6cyclictest1370-21apache212:15:523
314899156,7cyclictest475-21in:imuxsock08:44:593
3148991513,2cyclictest25421-21kworker/3:111:22:333
314499152,12cyclictest17778-21/usr/sbin/munin10:40:122
314499150,1cyclictest0-21swapper/211:38:482
314499150,0cyclictest0-21swapper/209:50:042
314299155,1cyclictest28148-21diskmemload09:31:291
3142991511,1cyclictest0-21swapper/109:55:381
314299150,3cyclictest0-21swapper/109:51:251
314299150,1cyclictest0-21swapper/111:55:401
314299150,0cyclictest0-21swapper/110:01:251
313999153,6cyclictest25789-21munin-run09:05:010
313999151,7cyclictest15990-21munin-run08:45:010
3139991510,3cyclictest13001-21grep07:30:140
314899142,9cyclictest39-21ksoftirqd/309:34:463
3148991411,2cyclictest29174-21chrt09:29:563
3148991410,2cyclictest31973-21tr12:05:203
3148991410,2cyclictest26848-21wc10:25:273
314899140,13cyclictest25421-21kworker/3:109:15:033
3144991414,0cyclictest0-21swapper/212:33:032
3144991414,0cyclictest0-21swapper/212:33:032
3144991412,2cyclictest32-21ksoftirqd/210:17:012
3144991411,2cyclictest24792-21grep10:05:172
3144991410,4cyclictest32-21ksoftirqd/209:13:372
3144991410,3cyclictest18796-21sed07:40:192
3144991410,3cyclictest15671-21ls09:40:232
314499140,1cyclictest0-21swapper/211:56:412
314299149,1cyclictest23794-21apt-get10:05:031
3142991413,1cyclictest0-21swapper/110:25:011
3142991412,1cyclictest0-21swapper/107:30:211
3142991410,3cyclictest25257-21sed12:20:271
314299140,1cyclictest0-21swapper/110:41:351
313999144,5cyclictest141rcu_preempt12:20:160
3139991412,2cyclictest13-21ksoftirqd/012:10:090
314899139,3cyclictest6979-21head07:15:213
314899139,3cyclictest25957-21tail10:05:263
314899132,8cyclictest537-21snmpd11:50:343
3148991312,1cyclictest25421-21kworker/3:109:24:033
3148991312,1cyclictest0-21swapper/312:02:463
3148991311,2cyclictest25421-21kworker/3:111:17:423
314899131,11cyclictest0-21swapper/312:26:033
3148991310,2cyclictest9849-21sed08:30:173
3148991310,2cyclictest27531-21strings10:45:233
3148991310,2cyclictest11965-21wc07:25:243
314899130,8cyclictest0-21swapper/310:30:173
314899130,4cyclictest0-21swapper/310:12:313
314499139,3cyclictest24794-21tr09:00:212
314499139,3cyclictest22727-21tr09:25:212
314499139,3cyclictest15032-21ssh09:20:282
314499135,5cyclictest17893-21runrttasks10:00:462
314499132,5cyclictest20794-21idleruntime-cro08:55:012
3144991312,1cyclictest0-21swapper/212:16:362
3144991312,1cyclictest0-21swapper/211:10:252
3144991310,2cyclictest30827-21grep09:30:192
3144991310,2cyclictest27042-21cat07:59:592
3144991310,2cyclictest23035-21tr09:45:162
3144991310,2cyclictest11755-21ssh09:57:342
314499130,8cyclictest0-21swapper/209:10:012
314499130,2cyclictest0-21swapper/209:35:492
314499130,1cyclictest0-21swapper/210:11:002
314499130,13cyclictest0-21swapper/211:26:532
314299138,4cyclictest6102-21cron12:09:591
314299137,5cyclictest4199-21head10:50:271
314299131,9cyclictest0-21swapper/109:00:131
3142991312,1cyclictest38150irq/131-snd_hda12:02:541
3142991310,2cyclictest17388-21sh07:40:001
3142991310,2cyclictest13507-21grep11:15:241
3142991310,2cyclictest12737-21wc08:35:251
314299130,12cyclictest9235-21tail07:20:181
313999139,4cyclictest3133-21cyclictest09:34:460
313999139,3cyclictest32678-21grep12:05:250
313999137,4cyclictest3133-21cyclictest11:41:580
313999134,5cyclictest14119-21cut11:55:140
313999133,9cyclictest17417-21grep07:40:000
3139991313,0cyclictest0-21swapper/010:15:130
3139991310,2cyclictest26531-21grep09:05:160
3139991310,2cyclictest10789-21grep07:25:130
3139991310,2cyclictest10134-21sort08:30:200
314899129,2cyclictest28879-21sh11:44:593
314899129,2cyclictest26971-21sleep08:00:003
314899129,2cyclictest25187-21sed12:20:263
314899129,2cyclictest20999-21vmstat11:00:273
314899129,2cyclictest18951-21tr07:40:203
314899129,2cyclictest18432-21ssh10:20:263
314899128,3cyclictest30539-21sed09:10:253
314899128,2cyclictest27069-21wc09:05:203
314899128,2cyclictest16230-21wc07:35:193
314899120,11cyclictest15417-21cat09:40:203
314499129,2cyclictest6945-21cut12:10:162
314499129,2cyclictest24192-21grep07:50:462
314499129,2cyclictest23377-21apt09:00:012
314499129,2cyclictest19861-21grep11:00:172
314499129,2cyclictest16963-21head07:35:262
314499129,2cyclictest13125-21grep07:30:142
314499129,2cyclictest13090-21grep08:35:302
314499129,2cyclictest10245-21cron07:25:002
314499125,4cyclictest452-21systemd-logind11:20:222
314499121,7cyclictest31668-21ssh12:25:132
3144991210,2cyclictest0-21swapper/208:10:142
3144991210,1cyclictest28148-21diskmemload10:45:292
314499120,12cyclictest0-21swapper/210:39:152
314499120,12cyclictest0-21swapper/210:39:142
314299129,2cyclictest9111-21wc10:35:011
314299129,2cyclictest7468-21grep08:25:221
314299129,2cyclictest28809-21cat08:00:241
314299129,2cyclictest23204-21grep07:50:371
314299129,2cyclictest2237-21tr08:15:161
314299129,2cyclictest14586-21head08:40:171
314299120,1cyclictest0-21swapper/109:38:141
314299120,10cyclictest0-21swapper/109:21:251
313999129,2cyclictest4425-21cut08:20:140
313999129,2cyclictest3764-21ssh12:27:250
313999129,2cyclictest28380-21grep11:25:150
313999129,2cyclictest23120-21grep07:50:360
313999128,3cyclictest23360-21sed09:25:270
313999128,3cyclictest16229-21grep10:00:180
313999128,2cyclictest19939-21wc08:50:220
313999128,2cyclictest14965-21grep09:20:260
313999124,4cyclictest225-21systemd-journal11:35:030
313999122,4cyclictest225-21systemd-journal10:14:580
313999121,5cyclictest0-21swapper/009:40:000
3139991210,1cyclictest0-21swapper/011:46:360
313999120,1cyclictest0-21swapper/010:27:320
313999120,12cyclictest0-21swapper/012:16:160
313999120,11cyclictest5727-21tr11:50:170
314899118,2cyclictest9367-21head07:20:213
314899118,2cyclictest795-21tr08:10:223
314899118,2cyclictest7718-21wc12:10:203
314899118,2cyclictest4735-21expr08:20:163
314899118,2cyclictest27201-21chrt08:00:053
314899118,2cyclictest19384-21tr08:50:183
314899118,2cyclictest16366-21grep08:45:143
314899118,2cyclictest16366-21grep08:45:133
314899118,2cyclictest15450-21ssh11:55:263
314899118,2cyclictest15406-21ssh10:00:123
314899118,2cyclictest13112-21sh10:17:363
314899118,2cyclictest12943-21ssh09:58:313
314899118,2cyclictest12848-21grep11:35:153
314899118,2cyclictest10521-21rm10:55:103
314899117,2cyclictest2086-21grep08:15:163
314899110,3cyclictest0-21swapper/310:52:273
314499118,2cyclictest7328-21cat07:15:262
314499118,2cyclictest6159-21run-parts09:15:242
314499118,2cyclictest5355-21sh11:50:132
314499118,2cyclictest17853-21ssh10:59:322
314499118,2cyclictest17271-21cat08:45:192
314499118,2cyclictest17271-21cat08:45:192
314499118,2cyclictest11209-21latency_hist08:34:592
314499118,2cyclictest10599-21cut07:25:132
314499117,3cyclictest4071-21sendmail08:20:002
314499112,0cyclictest0-21swapper/212:05:082
314499110,11cyclictest0-21swapper/212:01:262
314299119,1cyclictest16212-21tail09:40:271
314299119,1cyclictest14430-21grep11:35:261
314299119,1cyclictest0-21swapper/107:15:171
314299118,3cyclictest38150irq/131-snd_hda10:11:171
314299118,2cyclictest6898-21cat12:10:161
314299118,2cyclictest32334-21expr08:10:161
314299118,2cyclictest30108-21df08:05:161
314299118,2cyclictest23120-21taskset08:56:531
314299118,2cyclictest22216-21sh07:49:591
314299118,2cyclictest19417-21grep08:50:171
314299118,2cyclictest17328-21ssh12:15:451
314299118,2cyclictest11655-21ssh10:16:281
314299113,4cyclictest225-21systemd-journal07:30:001
313999118,2cyclictest8599-21taskset08:27:070
313999118,2cyclictest4671-21chrt09:15:140
313999118,2cyclictest3393-21grep07:10:130
313999118,2cyclictest32726-21grep08:10:170
313999118,2cyclictest3102-21taskset10:30:260
313999118,2cyclictest2956-21ssh10:50:170
313999118,2cyclictest29281-21ssh11:05:260
313999118,2cyclictest27623-21expr08:00:140
313999118,2cyclictest24948-21ssh09:45:390
313999118,2cyclictest24313-21sed12:00:260
313999118,2cyclictest23945-21ssh10:05:090
313999118,2cyclictest19930-21ssh12:36:580
313999118,2cyclictest19746-21sort11:00:170
313999118,2cyclictest18501-21sed07:40:160
313999118,2cyclictest18101-21ssh10:59:440
313999118,2cyclictest17930-21cut10:40:150
313999118,2cyclictest15489-21ssh11:16:560
313999118,2cyclictest13467-21ssh12:33:310
313999118,2cyclictest13467-21ssh12:33:300
313999118,2cyclictest12037-21ssh11:34:580
313999114,4cyclictest3312-21apache_volume11:10:110
313999110,5cyclictest7765-21sshd07:18:580
314899108,1cyclictest315572sleep308:07:573
314899108,1cyclictest24099-21expr09:00:153
314899108,1cyclictest20120-21cut07:45:153
314899108,1cyclictest13321-21chrt08:36:473
314899108,1cyclictest13275-21expr07:30:143
314899107,2cyclictest7398-21tune2fs08:25:223
314899107,2cyclictest23700-21cut07:50:413
314899106,3cyclictest21302-21cut08:55:133
314899100,2cyclictest3661-21cpuspeed_turbos07:10:153
314499108,1cyclictest29580-21taskset08:05:072
314499108,1cyclictest20644-21df_abs07:45:172
314499108,1cyclictest14099-21tr08:40:152
314499107,2cyclictest6739-21dpkg08:25:182
314499107,2cyclictest5977-21grep08:20:272
314499107,2cyclictest27640-21expr08:00:142
314299108,2cyclictest25869-21memory07:55:181
314299108,1cyclictest5195-21chrt07:11:311
314299108,1cyclictest19566-21taskset07:41:431
314299107,2cyclictest16490-21grep08:45:141
314299107,2cyclictest16490-21grep08:45:141
313999108,1cyclictest30987-21tr08:05:240
313999108,1cyclictest21959-21tune2fs08:55:160
313999108,1cyclictest162052sleep008:45:060
313999108,1cyclictest162052sleep008:45:060
313999107,2cyclictest4136-21cat08:20:000
313999107,2cyclictest30942-21ssh09:50:070
313999107,2cyclictest24155-21ssh11:22:100
313999107,2cyclictest21797-21grep07:45:270
313999107,2cyclictest13623-21grep08:40:000
313999100,9cyclictest25047-21cat07:55:150
31449997,1cyclictest4967-21date07:10:262
31429997,1cyclictest5315-21expr08:20:191
31429996,2cyclictest26007-21chrt09:05:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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