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2026-01-21 - 22:08
[ 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 792 highest latencies:
System rack7slot7s.osadl.org (updated Wed Jan 21, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1505229988,6sleep20-21swapper/207:05:262
1549229074,11sleep30-21swapper/307:06:373
1542228774,9sleep00-21swapper/007:05:400
1568628464,16sleep10-21swapper/107:09:071
128582550,0sleep30-21swapper/311:27:183
1584099300,30cyclictest0-21swapper/210:05:132
1584099260,25cyclictest0-21swapper/211:50:562
1583499260,1cyclictest0-21swapper/010:18:590
15838992524,1cyclictest0-21swapper/110:41:311
15838992424,0cyclictest0-21swapper/111:45:081
15838992415,4cyclictest8122-21df11:05:151
1583899240,2cyclictest0-21swapper/112:37:051
1583899240,2cyclictest0-21swapper/112:37:041
1583899230,5cyclictest0-21swapper/110:20:121
15834992220,1cyclictest8448-21diskmemload10:11:140
1583499220,2cyclictest0-21swapper/011:12:100
15844992121,0cyclictest0-21swapper/310:41:353
15840992120,1cyclictest0-21swapper/210:49:032
171012200,0sleep30-21swapper/309:34:223
1584499201,4cyclictest141rcu_preempt09:45:253
1584499200,1cyclictest0-21swapper/309:27:093
1584099200,19cyclictest0-21swapper/211:40:152
15834992020,0cyclictest0-21swapper/011:55:430
1583499200,2cyclictest0-21swapper/010:35:290
1583499200,1cyclictest0-21swapper/011:44:120
1583499200,19cyclictest0-21swapper/012:10:160
1583899193,2cyclictest141rcu_preempt10:34:551
1584499181,16cyclictest0-21swapper/312:02:533
1584499180,1cyclictest0-21swapper/312:37:183
1584499180,1cyclictest0-21swapper/312:37:183
1584499180,18cyclictest0-21swapper/310:25:163
1583499180,15cyclictest0-21swapper/009:28:420
1584499171,15cyclictest0-21swapper/311:20:083
1584499170,17cyclictest0-21swapper/309:19:523
1584499170,16cyclictest0-21swapper/311:49:113
1584099170,4cyclictest0-21swapper/210:35:132
1583899170,3cyclictest0-21swapper/109:50:341
1583899170,2cyclictest0-21swapper/110:28:341
1583499170,16cyclictest28825-21apache_volume12:35:140
1583499170,16cyclictest28825-21apache_volume12:35:130
85452160,0sleep00-21swapper/011:05:180
1584499163,3cyclictest141rcu_preempt10:54:033
1584499162,10cyclictest7535-21apache_volume11:05:133
1584099161,2cyclictest141rcu_preempt09:45:512
1584099160,1cyclictest0-21swapper/211:57:242
1584099160,1cyclictest0-21swapper/209:30:202
1583899160,1cyclictest0-21swapper/112:31:061
1583899160,1cyclictest0-21swapper/112:31:051
1583899160,1cyclictest0-21swapper/109:12:501
1583899160,16cyclictest0-21swapper/111:29:151
1583899160,16cyclictest0-21swapper/110:48:131
1583899160,0cyclictest0-21swapper/110:35:181
1583499160,1cyclictest0-21swapper/011:47:270
1583499160,1cyclictest0-21swapper/009:45:390
1583499160,13cyclictest0-21swapper/009:50:510
1584499156,7cyclictest24270-21wget11:15:123
15844991514,1cyclictest0-21swapper/312:21:313
1584499150,2cyclictest0-21swapper/312:17:573
1584499150,1cyclictest0-21swapper/312:25:033
1584099150,15cyclictest0-21swapper/211:45:442
1583499152,7cyclictest17937-21perf09:34:590
1583499151,3cyclictest3268-21sh12:00:160
1584499142,0cyclictest141rcu_preempt12:08:203
1584499141,1cyclictest141rcu_preempt10:00:183
15844991410,3cyclictest26318-21awk09:39:593
15844991410,3cyclictest22489-21wc10:15:223
15840991413,1cyclictest0-21swapper/212:13:222
15840991413,1cyclictest0-21swapper/208:30:132
15840991411,2cyclictest25001-21cut08:35:162
15840991411,2cyclictest10396-21grep08:05:132
1584099141,11cyclictest8939-21ssh09:10:112
15840991410,3cyclictest29237-21wc07:35:222
15840991410,3cyclictest18707-21ls12:10:002
15840991410,3cyclictest15645-21grep08:15:172
1584099140,12cyclictest0-21swapper/211:13:562
15838991413,1cyclictest38150irq/131-snd_hda09:46:171
15838991411,2cyclictest10859-21head08:05:151
15838991410,3cyclictest2082-21sh11:01:091
1583499148,2cyclictest225-21systemd-journal08:45:010
1583499146,7cyclictest25359-21perf07:30:000
1583499143,5cyclictest0-21swapper/008:20:010
15834991410,2cyclictest12416-21cat08:10:010
15834991410,1cyclictest0-21swapper/011:03:290
1583499140,13cyclictest31068-21dump-pmu-power10:59:590
1584499139,3cyclictest32717-21wc11:00:203
1584499139,3cyclictest21137-21wc08:25:263
1584499139,2cyclictest28471-21grep08:40:263
1584499137,4cyclictest26279-21cut07:30:173
15844991310,2cyclictest28602-21cut07:35:173
15844991310,2cyclictest2030-21grep07:45:273
15844991310,2cyclictest13073-21rm09:50:253
1584099139,3cyclictest6324-21head10:25:172
1584099139,3cyclictest21490-21wc09:55:272
1584099139,3cyclictest21490-21wc09:55:272
1584099139,2cyclictest20298-21cut08:25:182
1584099138,3cyclictest21118-21tr07:20:142
1584099138,2cyclictest0-21swapper/210:15:002
1584099132,9cyclictest807-21swap11:00:262
1584099132,10cyclictest1750-21runrttasks10:41:442
15840991312,1cyclictest0-21swapper/210:01:422
15840991311,2cyclictest0-21swapper/212:15:032
15840991310,2cyclictest8771-21tr11:25:142
15840991310,2cyclictest25132-21sed10:55:272
15840991310,2cyclictest19097-21wc09:15:272
1584099130,3cyclictest0-21swapper/211:16:162
1583899138,5cyclictest7936-21apache209:32:271
1583899131,1cyclictest22605-21df_inode08:30:151
15838991310,2cyclictest8448-21diskmemload12:24:031
15838991310,2cyclictest28921-21ls08:45:011
1583899130,12cyclictest27517-21grep09:40:161
1583899130,12cyclictest21124-21tr07:20:131
1583899130,11cyclictest0-21swapper/109:25:101
1583499139,2cyclictest4780-21grep10:05:160
1583499135,7cyclictest21782-21awk08:30:010
15834991310,2cyclictest28380-21cat12:35:010
15834991310,2cyclictest28380-21cat12:35:010
15834991310,2cyclictest25973-21grep09:20:140
15834991310,2cyclictest17561-21sort07:10:240
1583499130,11cyclictest0-21swapper/009:19:580
1584499129,2cyclictest7219-21grep10:45:173
1584499129,2cyclictest5132-21tr09:00:213
1584499129,2cyclictest28647-21wc09:40:263
1584499129,2cyclictest27645-21head11:55:173
1584499129,2cyclictest26595-21ls11:35:233
1584499129,2cyclictest24865-21grep07:25:263
1584499129,2cyclictest20067-21tail12:10:183
1584499129,2cyclictest17154-21tr11:30:153
1584499129,2cyclictest16838-21sleep09:14:593
1584499128,3cyclictest31271-21cron08:49:593
1584499128,3cyclictest30230-21tail10:20:153
1584499128,3cyclictest16504-21sed08:15:253
1584499128,2cyclictest25127-21tail08:35:163
1584499125,4cyclictest0-21swapper/310:30:223
1584499123,7cyclictest55550irq/126-enp2s0-10:35:093
15844991211,1cyclictest15825-21cyclictest10:57:053
15844991210,1cyclictest39-21ksoftirqd/311:42:023
1584499120,8cyclictest7958-21cups-browsed08:10:223
1584499120,8cyclictest7958-21cups-browsed08:10:213
1584499120,11cyclictest20545-21grep09:55:183
1584499120,11cyclictest20545-21grep09:55:173
1584099129,2cyclictest15632-21head10:50:162
1584099128,3cyclictest11405-21grep09:50:132
1584099127,4cyclictest28104-21ntp_kernel_pll_09:40:202
1584099124,5cyclictest4918-21cron10:25:002
1584099124,4cyclictest8448-21diskmemload11:20:122
1584099122,7cyclictest1262-21uname07:45:192
1584099120,8cyclictest0-21swapper/210:34:592
1584099120,1cyclictest0-21swapper/209:25:452
1584099120,11cyclictest0-21swapper/210:15:432
1583899129,3cyclictest0-21swapper/111:57:551
1583899129,2cyclictest27225-21sed07:30:261
1583899129,2cyclictest24934-21cat10:55:261
1583899129,2cyclictest21163-21cat08:25:271
1583899129,2cyclictest18605-21wc08:20:221
1583899129,2cyclictest18141-21grep11:30:211
1583899129,2cyclictest16536-21grep08:15:261
1583899128,3cyclictest28107-21ssh10:19:211
1583899127,4cyclictest4882-21sh12:00:491
1583899127,4cyclictest13235-21ssh12:25:191
1583899123,7cyclictest0-21swapper/112:05:011
1583899123,6cyclictest22703-21cron10:55:001
15838991211,1cyclictest0-21swapper/111:20:021
15838991210,2cyclictest0-21swapper/111:37:591
15838991210,2cyclictest0-21swapper/109:22:231
15838991210,1cyclictest13000-21grep10:10:141
1583499129,2cyclictest30513-21tr07:40:150
1583499129,2cyclictest25721-21ssh11:15:220
1583499129,2cyclictest25134-21head08:35:150
1583499129,2cyclictest13041-21df08:10:140
1583499129,2cyclictest13041-21df08:10:140
1583499128,3cyclictest28048-21grep07:35:150
1583499128,3cyclictest21518-21cat09:55:270
1583499128,3cyclictest21518-21cat09:55:260
1583499128,2cyclictest27215-21grep07:30:260
1583499124,5cyclictest94-21kswapd012:08:070
15834991211,1cyclictest13-21ksoftirqd/012:27:450
15834991210,1cyclictest8448-21diskmemload09:36:590
15834991210,1cyclictest22575-21df08:30:160
1584499119,1cyclictest18696-21tr07:15:143
1584499118,2cyclictest4237-21wc07:50:223
1584499118,2cyclictest32168-21taskset07:41:073
1584499118,2cyclictest31181-21ssh09:23:093
1584499118,2cyclictest23677-21tail08:30:253
1584499118,2cyclictest20372-21sh12:30:093
1584499118,2cyclictest20372-21sh12:30:083
1584499118,2cyclictest18926-21grep11:50:173
1584499118,2cyclictest18613-21ssh11:10:593
1584499118,2cyclictest13921-21head10:10:193
1584499118,2cyclictest1266-21sort08:55:003
1584499117,3cyclictest7967-21grep09:05:263
1584499117,3cyclictest4105-21grep10:05:133
1584099119,2cyclictest0-21swapper/212:21:032
1584099118,2cyclictest7985-21tr08:00:142
1584099118,2cyclictest5436-21ssh12:01:152
1584099118,2cyclictest3883-21bc09:00:102
1584099118,2cyclictest26757-21ntp_states07:30:212
1584099118,2cyclictest26272-21ssh11:35:192
1584099118,2cyclictest25527-21ssh09:20:052
1584099118,2cyclictest23793-21ssh12:31:282
1584099118,2cyclictest23793-21ssh12:31:272
1584099118,2cyclictest19878-21wc09:35:222
1584099118,2cyclictest18936-21ssh11:30:292
1584099118,2cyclictest16738-21grep07:10:152
1584099118,2cyclictest13620-21ssh12:25:232
1584099118,2cyclictest12765-21grep08:10:142
1584099118,2cyclictest12765-21grep08:10:132
1584099118,2cyclictest12189-21ssh11:07:282
1584099117,3cyclictest8436-21sh09:10:002
1584099117,3cyclictest25407-21wc07:30:002
1584099110,1cyclictest0-21swapper/212:36:062
1584099110,1cyclictest0-21swapper/212:36:052
1583899119,1cyclictest24371-21/usr/sbin/munin08:35:171
1583899119,1cyclictest19325-21head09:15:271
1583899118,2cyclictest32489-21ls07:45:001
1583899118,2cyclictest32313-21grep08:50:161
1583899118,2cyclictest30078-21cron07:40:001
1583899118,2cyclictest25247-21chrt07:29:031
1583899118,2cyclictest24004-21ssh11:15:031
1583899118,2cyclictest20301-21sed09:35:281
1583899118,2cyclictest17818-21tail11:10:251
1583899118,2cyclictest1290-21ls07:45:191
1583899116,4cyclictest20924-21grep09:55:211
1583899116,4cyclictest20924-21grep09:55:211
1583899110,4cyclictest0-21swapper/112:13:331
1583899110,10cyclictest1703-21df11:40:161
1583499119,1cyclictest4519-21sort09:00:150
1583499119,1cyclictest16715-21ssh11:30:070
1583499118,2cyclictest9163-21ssh12:23:160
1583499118,2cyclictest8643-21ssh10:26:180
1583499118,2cyclictest842-21ssh10:40:570
1583499118,2cyclictest6857-21expr10:45:150
1583499118,2cyclictest4023-21cut07:50:200
1583499118,2cyclictest3045-21ssh10:04:370
1583499118,2cyclictest27593-21cut12:15:130
1583499118,2cyclictest26660-21ssh09:40:060
1583499118,2cyclictest2539-21ssh11:20:440
1583499118,2cyclictest24993-21ssh11:35:040
1583499118,2cyclictest2247-21grep08:55:170
1583499118,2cyclictest19160-21grep07:15:170
1583499118,2cyclictest17892-21ssh11:50:020
1583499118,2cyclictest17246-21ssh10:50:450
1583499118,2cyclictest14170-21cut10:30:140
1583499118,2cyclictest13009-21ssh11:27:250
1583499118,2cyclictest10495-21ssh09:10:220
1583499117,3cyclictest714-21ls08:50:230
1583499114,6cyclictest8462-21awk09:10:000
1583499112,2cyclictest0-21swapper/010:20:150
1584499108,1cyclictest22608-21chrt07:20:353
1584499108,1cyclictest17915-21chrt07:11:423
1584499107,2cyclictest7755-21cut08:00:133
1584499107,2cyclictest5567-21tr07:55:153
1584499107,2cyclictest18090-21sed08:20:193
1584499101,4cyclictest10231-21aten2_r7power_p08:05:123
1584099108,1cyclictest4804-21chrt07:52:192
1584099108,1cyclictest31120-21taskset08:48:062
1584099108,1cyclictest26875-21aten2_r7power_p08:40:142
1584099108,1cyclictest1989-21sed08:55:152
1584099107,2cyclictest5781-21grep07:55:152
1584099107,2cyclictest19180-21grep07:15:162
1584099106,3cyclictest32507-21ls08:50:182
1584099101,1cyclictest56550irq/124-enp0s3107:40:142
1584099100,9cyclictest18043-21expr08:20:172
1583899108,1cyclictest3647-21tr09:00:001
1583899108,1cyclictest3047-21cut07:50:141
1583899108,1cyclictest291312sleep108:45:021
1583899107,2cyclictest7054-21taskset07:55:431
1583899107,2cyclictest4608-21head09:00:161
1583899107,2cyclictest30387-21ssh10:00:391
1583899107,2cyclictest18893-21expr07:15:141
1583899107,2cyclictest18140-21taskset07:14:351
1583899106,3cyclictest30107-21ssh12:15:521
1583899100,9cyclictest5056-21cat10:05:181
1583899100,6cyclictest0-21swapper/111:50:041
1583499108,1cyclictest8266-21sed08:00:130
1583499108,1cyclictest17978-21perl08:20:170
1583499108,1cyclictest1682-21cut07:45:220
1583499107,2cyclictest5315-21cut07:55:150
1583499107,2cyclictest29193-21aten2_r7power_c08:45:120
158449997,1cyclictest1582-21basename08:55:133
158389997,1cyclictest7871-21grep08:00:141
158389995,3cyclictest6867-21grep09:05:161
158389993,3cyclictest13219-21grep08:10:161
158389993,3cyclictest13219-21grep08:10:151
158349997,1cyclictest20955-21wget07:20:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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