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2026-03-04 - 16:28
[ 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 #a, slot #8

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 all highest latencies:
System rackaslot8s.osadl.org (updated Wed Mar 04, 2026 12:45:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
711821750,3sleep10-21swapper/107:05:241
7286217498,25sleep00-21swapper/007:06:000
74002141106,24sleep20-21swapper/207:07:302
73142139102,26sleep30-21swapper/307:06:233
59082660,1sleep30-21swapper/309:40:513
55642650,1sleep30-21swapper/310:52:223
244042620,1sleep30-21swapper/311:05:513
22932620,4sleep02286-21ssh10:50:140
236862600,1sleep20-21swapper/209:00:172
212012570,2sleep10-21swapper/109:29:211
316272530,3sleep20-21swapper/210:24:242
90492510,1sleep20-21swapper/212:30:012
271832510,2sleep20-21swapper/209:33:312
156192510,1sleep20-21swapper/209:25:132
232412470,4sleep00-21swapper/010:17:520
110572470,1sleep00-21swapper/011:20:160
314562430,1sleep30-21swapper/311:35:133
787199404,19cyclictest24694-21ssh10:42:423
302462400,1sleep30-21swapper/310:46:293
146562400,2chrt0-21swapper/111:23:021
787199395,20cyclictest4080-21sh10:04:063
787199375,17cyclictest0-21swapper/310:34:223
787199372,21cyclictest9569-21sh12:06:043
787199371,7cyclictest26487-21ssh11:30:493
787199371,21cyclictest0-21swapper/312:11:073
787199370,26cyclictest0-21swapper/309:31:243
52002370,2sleep20-21swapper/211:40:012
180692370,1sleep00-21swapper/009:26:150
787199360,9cyclictest12260-21/usr/sbin/munin09:45:253
787199354,17cyclictest26152-21sh12:18:483
7868993514,16cyclictest27027-21diskmemload11:55:110
7868993510,5cyclictest15555-21cat12:10:220
7868993411,5cyclictest3094-21seq12:01:250
787199336,24cyclictest30406-21ls11:10:243
787199330,8cyclictest23494-21perl07:45:133
787199330,5cyclictest13673-21ssh09:23:373
787199330,2cyclictest13798-21apt-get10:35:103
786899332,7cyclictest3727-21apt-get09:40:110
7868993315,16cyclictest14572-21sh09:47:420
7868993310,7cyclictest4954-21cat11:15:250
7868993310,6cyclictest9482-21cat12:30:120
7868993310,5cyclictest6127-21expr08:20:120
787199329,20cyclictest10383-21df_inode07:15:153
7871993213,16cyclictest7845-21sed08:25:013
787199321,27cyclictest75-21kswapd011:45:093
7871993210,19cyclictest14471-21expr07:25:113
786899328,6cyclictest25183-21seq09:31:330
7868993213,6cyclictest988-21seq12:24:010
7868993211,6cyclictest12-21ksoftirqd/009:50:240
7868993211,5cyclictest13613-21grep07:20:230
7868993210,5cyclictest29330-21seq10:45:330
787199318,20cyclictest29405-21cat09:35:113
787199312,23cyclictest0-21swapper/311:25:113
787199312,22cyclictest14422-21apt-get08:40:113
787199312,16cyclictest141rcu_preempt10:15:483
7871993112,16cyclictest18470-21sh11:01:383
787199310,3cyclictest29512-21ssh09:10:453
787199310,2cyclictest0-21swapper/309:53:013
786899318,7cyclictest19138-21basename11:50:090
7868993113,4cyclictest10477-21sh10:08:430
7868993111,5cyclictest17979-21sed08:45:230
7868993110,6cyclictest13938-21sed11:45:240
7868993110,5cyclictest21417-21sed07:40:160
7868993110,3cyclictest14130-21sh10:35:120
83632300,2sleep20-21swapper/212:05:222
787199306,22cyclictest20667-21cut08:55:003
787199302,22cyclictest27861-21apt-get12:20:043
787199300,4cyclictest15925-21rm11:24:173
787199300,4cyclictest12504-21rm10:57:303
787199300,3cyclictest5036-21ssh12:26:173
787199300,3cyclictest4605-21ssh11:15:223
787199300,3cyclictest12155-21ssh10:10:093
787199300,2cyclictest30573-21ssh10:23:213
787199300,2cyclictest0-21swapper/307:20:213
786899308,6cyclictest10742-21wc07:15:180
786899303,7cyclictest1837-21apt-get09:15:120
290632300,2chrt0-21swapper/311:56:473
787199298,19cyclictest19226-21cat11:50:113
787199298,18cyclictest28386-21gzip07:55:213
787199297,19cyclictest29820-21cpuspeed_turbos08:00:123
787199296,20cyclictest20926-21expr08:55:143
787199294,22cyclictest24546-21cat09:55:133
787199292,21cyclictest1537-21apt-get08:10:113
787199291,8cyclictest20642-21perf07:40:003
787199291,25cyclictest16751-21sendmail_mailqu09:25:223
787199291,22cyclictest31816-21apt-get08:05:103
787199290,4cyclictest9133-21ssh12:30:063
786899299,5cyclictest18986-21expr08:50:120
786899295,9cyclictest0-21swapper/009:35:270
786899292,7cyclictest24344-21apt-get11:30:110
786899292,11cyclictest5577-21apt-get11:40:120
786899292,11cyclictest25823-21apt-get10:20:100
786899291,10cyclictest31695-21gltestperf11:35:150
787199288,17cyclictest6228-21wc10:05:173
787199286,19cyclictest25478-21ls07:50:133
787199281,24cyclictest6182-21gltestperf11:40:153
787199281,23cyclictest2695-21ssh09:15:183
7871992812,14cyclictest5460-21sh12:03:463
787199280,7cyclictest4826-21/usr/sbin/munin08:15:213
787199280,5cyclictest17244-21load07:30:173
787199280,3cyclictest15970-21basename12:35:093
787199280,2cyclictest16995-21fschecks_time08:45:133
786899287,6cyclictest17450-21sed07:30:210
786899287,4cyclictest0-21swapper/009:55:210
786899281,5cyclictest16985-21timerandwakeup11:00:240
7868992811,3cyclictest3650-21/usr/sbin/munin08:15:220
7868992810,3cyclictest5006-21sh12:26:160
7868992810,3cyclictest13254-21sh12:09:440
122372280,1sleep20-21swapper/211:20:382
787199275,19cyclictest11354-21switchtime08:30:223
787199275,18cyclictest7999-21cpu08:25:123
787199270,2cyclictest0-21swapper/310:28:303
786999271,19cyclictest25843-21ssh10:20:101
786899278,6cyclictest12-21ksoftirqd/011:10:130
786899273,7cyclictest29642-21apt-get08:00:030
786899272,8cyclictest27027-21diskmemload10:30:220
7868992713,3cyclictest17047-21apt11:25:100
32552270,2sleep10-21swapper/110:03:161
787199267,16cyclictest12967-21latency08:35:153
787199262,6cyclictest25175-21cpu09:05:123
7871992623,2cyclictest0-21swapper/307:11:283
7871992623,2cyclictest0-21swapper/307:11:283
7869992624,1cyclictest0-21swapper/107:11:141
7869992624,1cyclictest0-21swapper/107:11:141
786899267,6cyclictest12-21ksoftirqd/007:25:100
7868992623,2cyclictest0-21swapper/007:11:170
7868992623,2cyclictest0-21swapper/007:11:170
786899261,14cyclictest19179-21ssh12:36:500
7869992519,3cyclictest16304-21cron08:45:001
786899253,14cyclictest640-21snmpd07:35:110
257392250,2sleep2271rcuc/211:07:102
132832250,1sleep10-21swapper/109:23:151
787199241,8cyclictest21581-21/usr/sbin/munin07:40:183
787199241,6cyclictest23509-21gltestperf09:00:153
787099243,17cyclictest15256-21grep12:10:202
7870992422,1cyclictest0-21swapper/207:11:212
7870992422,1cyclictest0-21swapper/207:11:212
786999245,7cyclictest31965-1kworker/u9:109:40:171
786999243,9cyclictest22-21ksoftirqd/110:10:281
7869992412,3cyclictest141rcu_preempt10:43:571
786899248,5cyclictest12-21ksoftirqd/010:00:110
7868992415,6cyclictest1197-21grep10:25:190
786899241,11cyclictest234102fschecks_count07:45:130
279232240,2sleep10-21swapper/111:32:131
786999235,9cyclictest22-21ksoftirqd/110:36:031
786999232,12cyclictest141rcu_preempt09:56:431
7869992313,7cyclictest12692-21df_inode11:45:121
282722230,3sleep028250-21ssh09:10:190
237142230,1sleep20-21swapper/209:54:502
129642230,2sleep20-21swapper/211:45:142
105212230,2sleep10-21swapper/111:43:371
7870992216,4cyclictest28-21ksoftirqd/212:00:002
7870992212,8cyclictest14325-21/usr/sbin/munin07:25:152
786999224,4cyclictest7866-21cyclictest07:45:141
786999221,9cyclictest214892kernelversion08:55:181
7869992210,3cyclictest22-21ksoftirqd/111:58:051
786899221,10cyclictest27311-21apt-get07:55:120
56782220,2sleep20-21swapper/210:52:292
268942220,1sleep20-21swapper/209:56:152
787099213,13cyclictest10530-21apt-get09:45:122
7870992113,6cyclictest6084-21uniq11:40:152
7870992113,6cyclictest5494-21ls10:05:122
786999219,2cyclictest141rcu_preempt12:26:321
786999218,3cyclictest22-21ksoftirqd/112:20:121
786999218,3cyclictest141rcu_preempt09:19:011
786999213,11cyclictest16005-21ssh12:35:111
786999212,6cyclictest19023-21apt-get10:15:131
7869992117,2cyclictest221ksoftirqd/108:15:011
786999211,4cyclictest0-21swapper/108:50:201
7869992113,6cyclictest10029-21/usr/sbin/munin07:15:161
7869992112,7cyclictest22077-21seq11:05:031
786999211,17cyclictest3306-21dump-pmu-power09:40:011
786999211,12cyclictest32655-21ssh10:25:101
7869992111,2cyclictest22-21ksoftirqd/112:00:171
7869992110,9cyclictest5969-21ssh11:16:131
7869992110,7cyclictest18633-21apt-get07:35:111
786899212,13cyclictest7987-21taskset08:25:120
7868992112,7cyclictest24962-21date09:05:010
7868992112,6cyclictest14463-21seq10:59:260
254752210,5sleep012-21ksoftirqd/010:43:280
133132210,2sleep10-21swapper/110:34:541
7870992013,4cyclictest29293-21/usr/sbin/munin09:35:142
7870992012,6cyclictest17551-21tune2fs11:25:142
7870992012,5cyclictest636-21runrttasks11:12:332
787099200,4cyclictest0-21swapper/209:14:262
786999206,3cyclictest141rcu_preempt11:35:041
786999204,8cyclictest0-21swapper/109:30:211
786999204,2cyclictest22-21ksoftirqd/111:25:221
786999203,6cyclictest14148-21apt-get12:10:121
786999203,2cyclictest22-21ksoftirqd/112:07:161
786999201,2cyclictest141rcu_preempt10:05:211
7869992012,6cyclictest18850-21sensors_temp09:50:221
7869992012,6cyclictest12235-21find08:35:081
7869992011,7cyclictest25880-21date09:05:171
7869992011,6cyclictest9073-21fschecks_count10:55:141
7868992014,4cyclictest52750irq/139-enp3s0-09:24:150
7868992011,6cyclictest25301-21grep07:50:130
787099199,6cyclictest52850irq/140-enp3s0-12:25:132
787099192,12cyclictest16558-21apt-get08:45:112
787099192,10cyclictest24347-21diskmemload11:30:102
787099191,9cyclictest20398-21/usr/sbin/munin11:50:212
7870991913,4cyclictest2720-21missed_timers09:15:182
7870991912,5cyclictest28-21ksoftirqd/207:45:002
7870991912,3cyclictest22079-21grep12:15:212
7870991911,6cyclictest9092-21tr08:25:212
7870991911,6cyclictest13655-21cat10:10:242
7870991911,5cyclictest8507-21timerandwakeup10:30:232
7870991911,5cyclictest31175-21cpuspeed_turbos10:00:122
787099191,15cyclictest186072chrt07:35:102
7870991911,5cyclictest16602-21gltestperf12:35:152
7870991910,6cyclictest611-21date08:05:222
7870991910,6cyclictest2287-21load08:10:182
786999198,7cyclictest53050irq/142-enp3s0-11:50:111
786999197,3cyclictest141rcu_preempt11:14:361
786999192,14cyclictest9660-21grep12:30:141
7869991913,4cyclictest7207-21sh10:54:001
7869991913,4cyclictest22-21ksoftirqd/108:30:011
7869991912,5cyclictest14633-21expr07:25:111
7869991912,4cyclictest23835-21sh12:16:311
7869991911,6cyclictest585-21ls08:05:221
7869991911,6cyclictest31183-21vmstat08:00:261
7869991911,6cyclictest28162-21awk10:45:151
7869991911,6cyclictest28091-21smartctl09:10:161
7869991911,6cyclictest24561-21seq09:01:031
7869991911,6cyclictest16811-21seq09:49:551
7869991911,6cyclictest15712-21cat11:00:131
7869991911,6cyclictest14153-21cut07:25:001
7869991910,6cyclictest25826-21kernelversion07:50:181
786899198,9cyclictest24088-21ssh11:05:320
7868991913,4cyclictest14910-21sh10:11:230
7868991912,5cyclictest27049-21sh12:19:410
259112190,2chrt0-21swapper/210:43:542
787099189,6cyclictest52850irq/140-enp3s0-10:55:112
787099189,6cyclictest25240-21cat07:50:132
787099189,5cyclictest52850irq/140-enp3s0-10:35:102
7870991813,3cyclictest19907-21sh10:15:192
7870991813,3cyclictest12846-21if_err_enp3s007:20:162
7870991811,5cyclictest636-21runrttasks12:03:302
7870991811,5cyclictest27708-21tune2fs07:55:152
7870991811,4cyclictest27799-21sh10:45:122
787099181,14cyclictest14358-21ssh09:24:182
7870991810,6cyclictest4865-21cat08:15:222
7870991810,6cyclictest4659-21sed09:40:192
7870991810,6cyclictest32732-21awk10:25:122
7870991810,6cyclictest23812-21sed07:45:172
7870991810,6cyclictest19159-21fw_packets08:50:142
7870991810,6cyclictest12506-21expr08:35:102
7870991810,6cyclictest1-21systemd12:20:012
7870991810,6cyclictest11403-21cat07:15:252
7870991810,5cyclictest16611-21cut07:30:122
7870991810,5cyclictest15662-21cut11:00:132
786999188,7cyclictest27310-21apt07:55:121
7869991811,5cyclictest6735-21ntpq08:20:181
7869991811,5cyclictest11852-21seq08:33:101
7869991810,6cyclictest5702-21cat08:20:011
786899189,6cyclictest25359-21cat09:05:130
7868991812,4cyclictest793-21grep08:05:230
7868991811,5cyclictest2434-21ntp_kernel_pll_08:10:190
786899181,15cyclictest16319-21grep08:45:000
787099178,6cyclictest16505-21cut08:45:002
787099172,9cyclictest3434-21ssh11:15:112
7870991712,3cyclictest636-21runrttasks08:20:112
787099171,14cyclictest10670-21cut08:30:152
7870991710,5cyclictest20928-21grep08:55:142
7869991710,5cyclictest16907-21forks08:45:131
7868991712,3cyclictest10690-21hwlatdetect08:30:150
7868991710,5cyclictest20998-21expr08:55:140
787099167,6cyclictest25282-21tr09:05:132
786999161,10cyclictest16493-21apt-get07:30:111
786999160,6cyclictest20981-21grep07:40:131
786899168,6cyclictest13493-21ls08:35:200
7870991510,3cyclictest636-21runrttasks08:03:172
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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