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2026-02-18 - 19:34
[ 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 Feb 18, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
90729885,9sleep00-21swapper/007:05:520
3151628975,9sleep20-21swapper/207:05:032
89028471,9sleep30-21swapper/307:05:403
107327959,5sleep10-21swapper/107:07:591
1330993029,1cyclictest0-21swapper/211:34:262
133099260,26cyclictest0-21swapper/211:09:022
133499240,23cyclictest0-21swapper/310:22:083
133099230,1cyclictest0-21swapper/210:57:392
132799220,21cyclictest0-21swapper/108:40:101
133499213,16cyclictest0-21swapper/309:59:563
133499210,2cyclictest0-21swapper/310:01:413
133499204,7cyclictest0-21swapper/311:35:123
1324992020,0cyclictest0-21swapper/010:39:210
132499200,2cyclictest0-21swapper/010:47:260
132499200,18cyclictest0-21swapper/010:34:400
133499190,14cyclictest225882sleep310:45:143
133099190,0cyclictest0-21swapper/209:40:412
132799190,18cyclictest0-21swapper/108:55:121
132799190,17cyclictest0-21swapper/110:22:151
132499190,1cyclictest0-21swapper/012:06:320
133099181,0cyclictest0-21swapper/212:28:382
132799181,1cyclictest0-21swapper/109:19:301
132799180,1cyclictest0-21swapper/112:07:001
132799180,1cyclictest0-21swapper/109:14:451
132499184,8cyclictest0-21swapper/012:20:130
132499184,7cyclictest11415-21awk09:40:000
1324991817,1cyclictest0-21swapper/009:16:410
132499180,2cyclictest0-21swapper/011:01:560
132499180,18cyclictest0-21swapper/010:42:540
133499174,11cyclictest1142-21runrttasks11:34:073
133499170,3cyclictest0-21swapper/312:00:073
1330991715,2cyclictest32-21ksoftirqd/210:05:262
133099170,2cyclictest0-21swapper/212:18:282
133099170,14cyclictest0-21swapper/209:21:242
132799172,1cyclictest26344-21diskmemload10:55:041
1327991715,2cyclictest0-21swapper/111:53:171
1327991711,4cyclictest25-21ksoftirqd/110:31:421
132799171,13cyclictest7160-21/usr/sbin/munin10:15:271
132799170,0cyclictest0-21swapper/110:54:491
132499170,14cyclictest0-21swapper/010:56:310
1334991615,1cyclictest0-21swapper/310:09:403
1334991612,2cyclictest1318-21cyclictest09:34:163
1334991612,2cyclictest1318-21cyclictest09:34:163
133099160,16cyclictest0-21swapper/212:36:372
133099160,14cyclictest0-21swapper/209:36:062
132799162,9cyclictest553-21sshd12:30:071
1327991614,1cyclictest25-21ksoftirqd/108:00:011
132799161,3cyclictest241rcuc/109:46:391
132799160,3cyclictest0-21swapper/109:50:201
132799160,0cyclictest0-21swapper/111:32:451
132499161,7cyclictest30914-21munin-run11:10:010
132499160,9cyclictest17251-21munin-run12:20:000
132499160,1cyclictest0-21swapper/012:35:150
132499160,13cyclictest0-21swapper/009:23:260
132499160,11cyclictest29393-21ssh10:10:140
1334991511,2cyclictest11576-21grep08:35:273
133499150,14cyclictest0-21swapper/311:29:123
132799156,8cyclictest27453-21ntp_kernel_pll_12:25:211
132799152,11cyclictest0-21swapper/112:10:111
132799151,2cyclictest141rcu_preempt11:55:461
132499153,6cyclictest9010-21perf12:15:000
1324991515,0cyclictest0-21swapper/011:43:550
1324991512,0cyclictest0-21swapper/011:52:390
132499150,2cyclictest0-21swapper/011:12:450
132499150,1cyclictest0-21swapper/009:56:030
133499146,5cyclictest22897-21ssh11:05:013
133499143,7cyclictest19514-21aten2_r7power_c09:25:133
133499143,10cyclictest29926-21ntp_kernel_pll_09:50:203
1334991411,2cyclictest29608-21ssh10:30:003
1334991410,3cyclictest5535-21cut10:15:153
1334991410,3cyclictest12061-21sed07:30:183
133499140,12cyclictest0-21swapper/310:10:213
133099146,4cyclictest6804-21latency_hist11:15:002
1330991410,3cyclictest4003-21head12:30:252
133099140,6cyclictest0-21swapper/209:54:432
133099140,13cyclictest0-21swapper/209:33:022
133099140,13cyclictest0-21swapper/209:33:012
132799140,2cyclictest0-21swapper/110:28:441
132799140,2cyclictest0-21swapper/110:04:011
132799140,1cyclictest26344-21diskmemload10:10:561
132799140,1cyclictest0-21swapper/111:17:241
132799140,13cyclictest0-21swapper/111:48:291
132799140,11cyclictest0-21swapper/111:12:571
132499149,3cyclictest8923-21grep11:55:140
132499146,7cyclictest7264-21awk08:30:000
132499142,10cyclictest13098-21cstates10:00:130
1324991414,0cyclictest0-21swapper/012:31:590
1324991413,1cyclictest0-21swapper/011:22:560
132499140,14cyclictest0-21swapper/010:17:240
170802130,0sleep30-21swapper/307:40:193
133499139,3cyclictest28729-21ls09:10:283
133499138,4cyclictest16809-21ssh11:40:153
133499135,1cyclictest141rcu_preempt12:08:533
1334991310,2cyclictest8981-21cron12:14:593
1334991310,2cyclictest3659-21cron07:14:593
1334991310,2cyclictest26434-21head08:00:173
1334991310,2cyclictest16858-21tr11:20:193
1334991310,2cyclictest15374-21grep08:45:193
133499130,12cyclictest0-21swapper/310:53:003
133099139,3cyclictest29463-21grep10:10:142
133099134,8cyclictest0-21swapper/208:15:142
1330991312,1cyclictest0-21swapper/210:39:122
1330991310,2cyclictest5343-21sed09:55:182
1330991310,2cyclictest24166-21grep11:25:152
1330991310,2cyclictest14635-21grep10:00:242
1330991310,2cyclictest14345-21grep07:35:142
133099130,4cyclictest12016-21diskmemload11:56:222
133099130,1cyclictest0-21swapper/212:00:102
133099130,1cyclictest0-21swapper/210:52:462
133099130,1cyclictest0-21swapper/210:47:362
133099130,12cyclictest22910-21cat09:00:202
132799139,3cyclictest26373-21wc09:10:001
132799138,4cyclictest5523-21uname09:55:201
132799138,4cyclictest15376-21ssh12:37:521
132799138,1cyclictest25-21ksoftirqd/111:26:141
1327991312,1cyclictest0-21swapper/107:35:121
1327991311,1cyclictest245892sleep110:45:291
1327991310,2cyclictest5687-21grep08:25:161
1327991310,2cyclictest16028-21cat11:00:171
132799130,1cyclictest0-21swapper/112:04:501
132799130,12cyclictest24220-21irqstats11:05:191
132799130,12cyclictest21441-21rm11:43:011
132499135,7cyclictest21516-21munin-run08:59:590
1324991310,2cyclictest4144-21grep08:20:230
1324991310,2cyclictest30240-21wc08:10:010
1324991310,2cyclictest25028-21grep11:45:150
1324991310,2cyclictest17927-21grep12:00:160
1324991310,2cyclictest12379-21grep09:40:150
132499130,1cyclictest0-21swapper/010:28:400
132499130,12cyclictest30680-21grep08:10:140
133499129,2cyclictest9173-21sed11:15:273
133499129,2cyclictest4635-21sed09:15:263
133499129,2cyclictest2877-21sed12:30:163
133499129,2cyclictest28512-21df08:05:153
133499129,2cyclictest15111-21grep11:00:133
133499129,2cyclictest14406-21grep07:35:143
133499129,2cyclictest13537-21wc08:40:193
133499129,2cyclictest11475-21cut09:20:143
133499128,2cyclictest22231-21grep09:45:253
133499120,3cyclictest0-21swapper/308:50:133
133099129,2cyclictest9140-21grep11:15:272
133099129,2cyclictest8768-21wc08:30:212
133099129,2cyclictest5302-21seq10:15:142
133099129,2cyclictest29680-21sed08:05:262
133099129,2cyclictest28135-21cron09:50:002
133099129,2cyclictest25930-21tr08:00:152
133099129,2cyclictest21846-21cat07:50:202
133099129,2cyclictest15466-21seq11:00:152
133099129,2cyclictest14257-21grep10:20:162
133099128,3cyclictest16485-21cut11:40:142
133099127,2cyclictest452-21systemd-logind11:24:032
133099124,7cyclictest19679-21awk12:20:272
133099122,3cyclictest0-21swapper/211:45:162
133099120,2cyclictest0-21swapper/212:09:192
132799129,2cyclictest8157-21grep07:20:261
132799129,2cyclictest19088-21cat09:25:011
132799129,2cyclictest19017-21ssh10:42:421
132799129,2cyclictest177752sleep109:43:221
132799128,3cyclictest26246-21grep08:00:161
132799128,3cyclictest18696-21grep08:50:261
1327991210,1cyclictest241rcuc/110:36:441
132499129,2cyclictest8061-21grep11:15:170
132499129,2cyclictest26429-21tr12:25:150
132499128,2cyclictest20542-21cron07:50:010
132499128,2cyclictest1652-21basename07:10:130
132499125,4cyclictest0-21swapper/009:29:380
1324991210,1cyclictest21923-21grep10:05:180
132499120,11cyclictest29734-21grep09:30:270
132499120,11cyclictest29734-21grep09:30:260
133499118,2cyclictest9449-21ssh12:15:123
133499118,2cyclictest7646-21wget08:30:123
133499118,2cyclictest6682-21ssh10:55:133
133499118,2cyclictest6214-21tr10:35:143
133499118,2cyclictest585-21ssh12:29:173
133499118,2cyclictest575-21ssh11:50:133
133499118,2cyclictest5268-21ssh09:35:243
133499118,2cyclictest4025-21wc08:20:223
133499118,2cyclictest31336-21tr08:10:193
133499118,2cyclictest30050-21taskset10:30:113
133499118,2cyclictest26251-21awk11:45:223
133499118,2cyclictest24963-21grep09:05:163
133499118,2cyclictest20130-21grep08:55:153
133499118,2cyclictest14669-21ssh09:40:533
133499118,2cyclictest13931-21ssh10:40:033
133499118,2cyclictest11693-21head12:35:223
133499118,2cyclictest10541-21sed07:25:253
133499117,3cyclictest25450-21wc08:00:003
133499114,5cyclictest39-21ksoftirqd/308:25:173
133499110,0cyclictest0-21swapper/311:55:123
133099118,2cyclictest9192-21grep07:25:132
133099118,2cyclictest6446-21grep08:25:232
133099118,2cyclictest4995-21ssh09:15:402
133099118,2cyclictest3671-21grep07:15:002
133099118,2cyclictest31144-21grep08:10:172
133099118,2cyclictest31059-21ssh10:30:182
133099118,2cyclictest30993-21ssh09:12:082
133099118,2cyclictest24889-21sed07:55:262
133099118,2cyclictest1561-21grep12:10:122
133099118,2cyclictest14768-21df10:40:152
133099118,2cyclictest12344-21grep08:40:112
133099117,3cyclictest853-21grep11:50:142
133099117,3cyclictest2800-21grep08:20:142
132799119,1cyclictest9204-21grep07:25:131
132799119,1cyclictest20127-21grep07:45:271
132799118,2cyclictest5955-21seq07:16:151
132799118,2cyclictest5542-21grep09:35:241
132799118,2cyclictest32677-21ssh09:32:421
132799118,2cyclictest32677-21ssh09:32:411
132799118,2cyclictest30535-21wget08:10:141
132799118,2cyclictest24120-21ssh12:23:501
132799118,2cyclictest23469-21grep09:00:271
132799118,2cyclictest17969-21sh11:20:451
132799118,2cyclictest12152-21ssh12:15:581
132799116,4cyclictest20145-21fschecks_count09:25:161
132499119,1cyclictest15778-21sh07:40:000
132499118,2cyclictest9309-21grep11:35:200
132499118,2cyclictest4607-21ssh11:32:460
132499118,2cyclictest31170-21ssh09:50:510
132499118,2cyclictest31085-21ssh10:50:130
132499118,2cyclictest30382-21rm09:11:400
132499118,2cyclictest25884-21users11:25:260
132499118,2cyclictest25869-21ssh09:48:120
132499118,2cyclictest23890-21chrt09:04:100
132499118,2cyclictest2323-21chrt08:18:100
132499118,2cyclictest22919-21taskset07:54:180
132499118,2cyclictest13554-21wc07:35:010
132499118,2cyclictest13447-21ssh10:20:110
132499117,3cyclictest27762-21apt08:05:000
132499114,5cyclictest0-21swapper/007:20:130
132499113,4cyclictest225-21systemd-journal08:49:550
133499108,1cyclictest7740-21pmu-power07:20:213
133499108,1cyclictest61542sleep307:18:473
133499108,1cyclictest31202-21ssh11:10:043
133499108,1cyclictest2366-21chrt08:18:453
133499107,2cyclictest23327-21threads09:00:263
133499107,2cyclictest22401-21taskset07:50:263
133499107,2cyclictest17548-21ssh12:20:033
133099108,1cyclictest21554-21sh10:25:032
133099108,1cyclictest20165-21uptime07:45:272
133099108,1cyclictest19539-21basename09:25:132
133099108,1cyclictest17614-21cat07:40:252
133099108,1cyclictest11488-21egrep07:30:152
133099107,2cyclictest8143-21cpuspeed_turbos11:35:122
133099107,2cyclictest7684-21ntpq07:20:202
133099107,2cyclictest25702-21threads09:05:252
133099107,2cyclictest20502-21strings08:55:182
133099107,2cyclictest17287-21cut08:50:142
133099107,2cyclictest14965-21cat08:45:172
133099100,9cyclictest10177-21expr08:35:152
132799108,1cyclictest8021-21cut11:35:121
132799108,1cyclictest36122sleep107:14:281
132799108,1cyclictest29013-21ls08:05:191
132799108,1cyclictest21445-21uniq07:50:171
132799108,1cyclictest21048-21cat10:05:121
132799108,1cyclictest16194-21basename07:40:141
132799108,1cyclictest1172-21basename08:15:191
132799108,1cyclictest11368-21wget07:30:151
132799107,2cyclictest15052-21cat08:45:171
132799106,1cyclictest4811-21taskset08:24:221
132799104,2cyclictest225-21systemd-journal08:39:081
132799100,10cyclictest8919-21awk08:30:251
132499108,1cyclictest7528-21cut08:30:130
132499108,1cyclictest25361-21ntpq09:05:210
132499108,1cyclictest17059-21cat07:40:170
132499108,1cyclictest14216-21taskset08:42:580
132499107,2cyclictest9546-21cut07:25:160
132499107,2cyclictest5086-21grep07:15:200
132499107,2cyclictest17031-21apt-get08:50:130
132499107,2cyclictest11550-21sed08:35:260
13349996,2cyclictest20607-21cat07:50:003
13309997,1cyclictest5099-21cut07:15:212
13249997,1cyclictest23210-21taskset07:55:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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