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2026-01-16 - 16:57
[ 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 #4

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 rack7slot4s.osadl.org (updated Fri Jan 16, 2026 12:45:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1927499583,40cyclictest2651-21ssh12:10:112
19262995810,9cyclictest131rcu_preempt08:40:121
1925399518,9cyclictest12-21ksoftirqd/011:55:120
19262994912,25cyclictest131rcu_preempt09:55:131
1926299451,8cyclictest131rcu_preempt11:05:121
1926299431,30cyclictest8003-21ssh10:05:131
19253994312,5cyclictest131rcu_preempt10:55:130
19274994226,9cyclictest27-21ksoftirqd/211:05:122
1928299413,26cyclictest28366irq/58-eth011:35:133
19282994122,13cyclictest28366irq/58-eth009:50:123
19262994118,20cyclictest21-21ksoftirqd/109:25:141
1926299402,33cyclictest16950-21ssh12:00:131
19262994013,19cyclictest21-21ksoftirqd/112:10:101
1928299393,24cyclictest28366irq/58-eth011:40:113
1928299382,25cyclictest28366irq/58-eth012:35:133
1927499381,30cyclictest924-21snmpd09:45:132
1928299372,21cyclictest28366irq/58-eth009:40:123
1927499373,18cyclictest14650-21ssh09:15:112
1926299372,25cyclictest18336-21ssh11:25:081
1925399374,4cyclictest0-21swapper/007:50:130
1925399373,29cyclictest26093-21ssh10:15:120
19262993621,11cyclictest21-21ksoftirqd/107:20:111
1926299352,26cyclictest15026-21/usr/sbin/munin12:35:231
1926299352,24cyclictest14660-21ssh09:15:141
19253993523,3cyclictest131rcu_preempt11:15:130
1928299343,19cyclictest28366irq/58-eth007:45:123
1927499348,10cyclictest27-21ksoftirqd/207:40:122
1925399342,26cyclictest31222-21ssh11:50:110
1927499335,18cyclictest5182-21diskmemload09:50:112
1927499332,25cyclictest25707-21ssh12:20:582
1925399335,4cyclictest131rcu_preempt08:50:100
19253993322,7cyclictest0-21swapper/008:45:140
1928299322,19cyclictest28366irq/58-eth010:25:133
1928299322,19cyclictest28366irq/58-eth010:25:133
1927499321,21cyclictest7988-21ssh10:05:112
1925399326,21cyclictest28703-1kworker/u9:212:35:140
1927499312,23cyclictest0-21swapper/208:05:122
1925399315,7cyclictest12-21ksoftirqd/009:10:120
1925399315,5cyclictest12-21ksoftirqd/008:20:110
1925399314,21cyclictest20801-21ssh10:30:120
1928299302,19cyclictest28366irq/58-eth008:45:133
1927499303,19cyclictest22346irq/40-dwc2_hso07:10:122
1926299303,20cyclictest2681-21ssh10:20:101
1928299293,14cyclictest28366irq/58-eth009:35:113
1928299293,13cyclictest28366irq/58-eth009:15:133
1928299292,20cyclictest28366irq/58-eth010:15:133
1927499292,21cyclictest0-21swapper/208:00:142
1927499292,18cyclictest22346irq/40-dwc2_hso09:35:122
1925399293,17cyclictest27666-21ssh09:40:120
19253992921,5cyclictest5182-21diskmemload11:45:160
1928299283,17cyclictest0-21swapper/312:19:593
1928299283,17cyclictest0-21swapper/312:19:583
1927499284,19cyclictest0-21swapper/208:55:112
1927499282,20cyclictest0-21swapper/207:25:112
1927499282,20cyclictest0-21swapper/207:25:102
1927499282,18cyclictest0-21swapper/208:50:132
1927499281,15cyclictest26095-21ssh12:05:132
1926299282,22cyclictest21-21ksoftirqd/109:05:141
1926299282,19cyclictest31401-21ssh10:00:131
1926299282,18cyclictest6073-21rm12:30:121
1925399288,3cyclictest131rcu_preempt09:55:270
1928299273,14cyclictest28366irq/58-eth009:10:113
1927499275,14cyclictest22346irq/40-dwc2_hso08:45:132
1927499274,14cyclictest22346irq/40-dwc2_hso11:40:122
1927499274,14cyclictest22346irq/40-dwc2_hso08:40:122
1927499274,14cyclictest22346irq/40-dwc2_hso08:10:132
1927499273,11cyclictest15075-21ssh12:35:152
1927499272,18cyclictest28449-21ssh11:10:122
1927499272,10cyclictest0-21swapper/207:15:122
1927499271,16cyclictest22305-21ssh09:55:122
1927499271,15cyclictest22346irq/40-dwc2_hso10:40:112
1926299272,20cyclictest29477-21ssh12:25:131
1926299272,15cyclictest21-21ksoftirqd/108:55:131
1926299271,8cyclictest21-21ksoftirqd/112:15:111
1926299271,8cyclictest21-21ksoftirqd/112:15:101
19262992717,6cyclictest21-21ksoftirqd/110:55:131
1925399273,12cyclictest12-21ksoftirqd/009:05:130
1925399272,22cyclictest14606-21ssh12:34:570
1927499267,10cyclictest17955-21latency_hist11:25:012
1927499263,12cyclictest131rcu_preempt11:55:122
1927499262,9cyclictest6060-21apt-get12:30:112
1927499261,20cyclictest22346irq/40-dwc2_hso10:25:152
1927499261,20cyclictest22346irq/40-dwc2_hso10:25:142
1927499261,10cyclictest17129-21cut12:00:162
1926299265,16cyclictest131rcu_preempt10:40:121
1926299262,4cyclictest7774-21apt-get11:55:111
1926299262,17cyclictest10274-21ssh11:00:131
1926299261,18cyclictest29796-21ssh12:05:261
1925399263,15cyclictest6469-21ssh10:40:100
1925399262,19cyclictest4806-21sh12:28:580
19253992613,4cyclictest12-21ksoftirqd/007:15:020
19253992611,5cyclictest12-21ksoftirqd/012:23:420
19282992516,6cyclictest28366irq/58-eth010:30:133
1927499254,8cyclictest0-21swapper/208:35:142
1927499254,16cyclictest0-21swapper/209:10:122
1927499254,12cyclictest27660-21ssh09:40:112
1927499252,17cyclictest0-21swapper/212:19:592
1927499252,17cyclictest0-21swapper/212:19:592
1927499252,16cyclictest0-21swapper/207:50:042
19274992511,7cyclictest32268-21ssh10:17:052
1926299252,18cyclictest27347-21ssh12:22:591
1925399252,4cyclictest131rcu_preempt09:50:110
1925399252,17cyclictest19394-21ssh11:05:130
1928299245,10cyclictest28366irq/58-eth011:45:163
1926299241,7cyclictest13640-21irqcore11:40:171
19262992411,5cyclictest0-21swapper/110:51:331
1925399248,4cyclictest12-21ksoftirqd/011:25:020
1925399241,18cyclictest12-21ksoftirqd/010:00:130
1928299231,16cyclictest0-21swapper/307:35:113
1927499239,11cyclictest2679-21apt-get10:20:122
1927499237,12cyclictest18487-21fschecks_count11:25:112
1927499235,15cyclictest24652-21cat10:30:262
1927499233,16cyclictest18141-21kthreadcore10:10:192
1927499233,10cyclictest10937-21latency_hist07:35:002
1927499231,7cyclictest28549-21irqcore09:00:182
1927499231,19cyclictest25884-21grep08:20:282
1927499231,17cyclictest6435-21cut11:15:212
1927499231,17cyclictest26121-21cut09:20:212
19274992311,10cyclictest341-21ssh11:31:062
1926299232,16cyclictest4052-21sshd11:35:131
19262992315,4cyclictest23748-21ssh09:20:121
1926299231,2cyclictest131rcu_preempt07:55:151
1925399239,8cyclictest12-21ksoftirqd/007:35:120
1925399233,14cyclictest13122-21ssh11:40:110
1925399232,8cyclictest12-21ksoftirqd/010:45:290
1925399232,16cyclictest2709-21ssh10:20:130
1925399232,15cyclictest5182-21diskmemload11:35:130
19253992312,7cyclictest0-21swapper/007:15:130
19253992312,3cyclictest0-21swapper/009:32:290
19253992312,3cyclictest0-21swapper/009:32:290
19253992310,4cyclictest12-21ksoftirqd/007:45:200
1928299225,11cyclictest0-21swapper/312:20:593
19282992211,4cyclictest0-21swapper/312:05:223
1927499227,4cyclictest131rcu_preempt08:30:012
1927499223,10cyclictest18890-21kthreadcore08:15:212
1927499222,17cyclictest32404-21kthreadcore11:50:172
1927499222,16cyclictest4321-21timerandwakeup09:05:272
1927499222,10cyclictest1455-21fschecks_time10:55:162
1927499222,10cyclictest1223-21kthreadcore10:00:212
1927499221,9cyclictest23818-21kthreadcore07:45:202
1927499221,7cyclictest12882-21latency_hist11:40:012
1927499221,15cyclictest10239-21/usr/sbin/munin11:00:112
1927499221,11cyclictest9651-21fschecks_time09:30:162
1927499221,11cyclictest9651-21fschecks_time09:30:152
1927499221,10cyclictest31720-21kthreadcore07:20:212
1927499221,10cyclictest29708-21tune2fs12:25:172
1927499220,8cyclictest661-21fschecks_time09:25:172
1927499220,11cyclictest15813-21grep10:45:172
1926299228,10cyclictest21-21ksoftirqd/107:10:111
1926299227,10cyclictest21-21ksoftirqd/107:35:121
1926299224,12cyclictest633-21Async12:11:531
1926299221,17cyclictest3067-21tr08:00:171
1926299221,16cyclictest5113-21ls11:15:151
19262992210,2cyclictest131rcu_preempt10:15:281
1925399229,6cyclictest131rcu_preempt11:27:380
1925399229,4cyclictest12-21ksoftirqd/012:14:160
1925399229,10cyclictest20825-21ps10:10:270
1925399225,4cyclictest131rcu_preempt12:15:260
1925399225,4cyclictest131rcu_preempt12:15:250
1925399222,15cyclictest28458-21ssh11:10:130
1925399222,13cyclictest27430-21ssh11:30:140
1925399221,8cyclictest24606-21/usr/sbin/munin10:50:250
1925399221,15cyclictest2899-21cut08:00:160
19253992211,4cyclictest12-21ksoftirqd/009:19:030
19253992210,4cyclictest0-21swapper/009:22:060
1928299213,11cyclictest28366irq/58-eth010:10:123
19282992111,7cyclictest28366irq/58-eth011:55:133
19282992110,8cyclictest0-21swapper/310:05:533
1927499218,5cyclictest22367-21fschecks_count11:45:182
1927499212,16cyclictest30067-21fschecks_time10:35:162
1927499212,12cyclictest0-21swapper/207:55:122
1927499212,10cyclictest24847-21tune2fs10:50:152
1927499211,10cyclictest384-21kthreadcore08:30:202
1926299214,13cyclictest0-21swapper/110:45:121
1926299213,6cyclictest21-21ksoftirqd/111:10:231
1926299211,3cyclictest131rcu_preempt09:10:231
1926299211,14cyclictest22227-21ssh11:45:151
1926299210,2cyclictest131rcu_preempt08:25:241
1925399217,7cyclictest0-21swapper/008:30:130
1925399216,8cyclictest12-21ksoftirqd/009:49:550
1925399215,4cyclictest131rcu_preempt08:40:150
1925399215,3cyclictest131rcu_preempt10:40:020
1925399214,3cyclictest131rcu_preempt10:27:000
1925399214,3cyclictest131rcu_preempt10:26:590
1925399211,14cyclictest18702-21cut09:35:150
1928299202,11cyclictest0-21swapper/307:15:123
19282992010,7cyclictest0-21swapper/310:53:583
1927499201,10cyclictest11130-21fschecks_count07:35:152
1926299208,4cyclictest0-21swapper/111:30:121
1926299206,10cyclictest21-21ksoftirqd/108:45:131
1926299203,13cyclictest29872-1cut09:40:201
1926299203,11cyclictest0-21swapper/109:35:121
1926299202,14cyclictest22017-21apt-get08:20:121
1926299201,7cyclictest25291-21dpkg07:50:021
19262992014,4cyclictest21-21ksoftirqd/108:50:111
19262992012,6cyclictest18225-21cut11:25:011
19262992012,6cyclictest16973-21cron08:15:021
1926299201,16cyclictest15821-21apt-get07:40:111
1926299201,13cyclictest6446-21ls07:30:171
1925399209,9cyclictest7802-21grep08:35:280
1925399206,3cyclictest131rcu_preempt08:55:240
1925399202,12cyclictest839-21munin-node07:25:110
1925399202,12cyclictest839-21munin-node07:25:110
19253992014,4cyclictest0-21swapper/012:08:050
19253992014,3cyclictest531-21usb-storage12:00:040
1925399201,3cyclictest131rcu_preempt07:20:260
1925399200,8cyclictest28766-21irqrtprio09:00:180
1928299199,8cyclictest0-21swapper/310:40:213
1928299199,7cyclictest0-21swapper/311:01:473
1928299197,9cyclictest0-21swapper/309:30:293
1928299197,9cyclictest0-21swapper/309:30:283
1928299193,11cyclictest0-21swapper/311:15:133
1928299192,12cyclictest0-21swapper/312:30:123
1928299192,10cyclictest0-21swapper/311:10:143
1928299192,10cyclictest0-21swapper/307:50:043
1928299191,13cyclictest0-21swapper/310:40:023
19282991910,6cyclictest0-21swapper/311:32:073
19282991910,6cyclictest0-21swapper/311:05:183
1926299196,9cyclictest21-21ksoftirqd/107:15:121
1926299195,5cyclictest131rcu_preempt08:40:011
1926299191,9cyclictest0-21swapper/110:37:401
1926299191,2cyclictest131rcu_preempt10:10:111
19262991912,4cyclictest12108-21if_eth010:25:181
19262991912,4cyclictest12108-21if_eth010:25:171
1926299191,15cyclictest31631-21apt-get08:30:131
1926299191,10cyclictest131rcu_preempt09:48:081
1925399199,3cyclictest131rcu_preempt07:40:190
1925399198,3cyclictest131rcu_preempt09:25:100
1925399197,9cyclictest21059-21grep08:15:290
1925399197,4cyclictest12-21ksoftirqd/010:05:090
1925399196,6cyclictest12-21ksoftirqd/011:02:390
19253991913,4cyclictest0-21swapper/008:10:130
19253991910,6cyclictest10087-21grep07:30:290
1928299189,6cyclictest0-21swapper/309:26:233
1928299188,8cyclictest0-21swapper/312:28:303
1928299188,8cyclictest0-21swapper/311:27:593
1928299188,8cyclictest0-21swapper/310:02:573
1928299182,10cyclictest0-21swapper/309:00:043
1928299182,10cyclictest0-21swapper/308:15:143
1928299182,10cyclictest0-21swapper/308:10:123
1928299182,10cyclictest0-21swapper/308:05:133
1928299182,10cyclictest0-21swapper/308:00:133
1928299182,10cyclictest0-21swapper/307:55:143
1928299181,13cyclictest0-21swapper/312:10:273
1928299181,13cyclictest0-21swapper/309:05:283
19282991810,6cyclictest28366irq/58-eth009:20:113
19282991810,6cyclictest0-21swapper/311:54:253
1926299188,7cyclictest31514-21cat11:50:161
1926299182,2cyclictest131rcu_preempt08:05:181
1926299182,14cyclictest14814-21ssh09:50:181
1926299182,12cyclictest24427-21ntp_192.168.11410:30:241
1926299181,13cyclictest25522-21find07:50:101
1926299181,12cyclictest9465-21ssh09:30:131
1926299181,12cyclictest9465-21ssh09:30:131
1925399189,2cyclictest12-21ksoftirqd/008:05:240
1925399180,4cyclictest12-21ksoftirqd/007:10:000
1928299179,6cyclictest0-21swapper/312:01:463
1928299179,6cyclictest0-21swapper/310:55:253
1928299179,6cyclictest0-21swapper/309:48:223
1928299178,6cyclictest0-21swapper/311:22:083
1928299172,10cyclictest0-21swapper/308:55:143
1928299172,10cyclictest0-21swapper/308:35:143
1928299172,10cyclictest0-21swapper/308:25:133
1928299172,10cyclictest0-21swapper/307:40:143
1928299172,10cyclictest0-21swapper/307:25:113
1928299172,10cyclictest0-21swapper/307:25:103
1928299172,10cyclictest0-21swapper/307:10:113
1928299171,13cyclictest0-21swapper/307:30:113
19282991710,4cyclictest0-21swapper/310:22:003
1926299173,4cyclictest5027-21switchtime07:25:251
1926299173,4cyclictest5027-21switchtime07:25:241
1926299171,13cyclictest17310-21fschecks_count08:15:151
1925399171,13cyclictest26825-21apt-get08:25:120
19253991710,3cyclictest131rcu_preempt07:55:130
1928299168,6cyclictest0-21swapper/310:45:063
1928299162,9cyclictest0-21swapper/308:30:143
1928299161,9cyclictest0-21swapper/307:20:143
19282991611,3cyclictest0-21swapper/309:58:403
1928299151,9cyclictest0-21swapper/308:20:273
1927499142,9cyclictest19358-21latency_hist07:10:012
1926299141,10cyclictest19288-21latency_hist07:10:011
1928299122,6cyclictest0-21swapper/308:50:123
1928299112,4cyclictest0-21swapper/308:40:123
1928299101,6cyclictest0-21swapper/307:10:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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