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2026-02-16 - 16:03
[ 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 Mon Feb 16, 2026 12:45:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22561997023,10cyclictest21-21ksoftirqd/107:45:131
2257299663,40cyclictest14477-21ssh12:30:142
22586996336,22cyclictest28366irq/58-eth011:10:103
2257299582,33cyclictest22857-21ssh11:05:132
2256199578,40cyclictest13802-21ssh11:00:111
2254599571,45cyclictest12795-21ssh09:30:120
2254599571,45cyclictest12795-21ssh09:30:120
2254599555,46cyclictest6865-21ssh11:50:120
22572995413,22cyclictest27-21ksoftirqd/209:15:132
2256199532,10cyclictest131rcu_preempt11:05:131
2254599502,42cyclictest11664-21ssh10:05:130
2256199492,37cyclictest17482-21ssh11:20:131
22545994915,25cyclictest12-21ksoftirqd/008:35:120
2254599484,33cyclictest28269-21ssh10:50:140
2256199451,34cyclictest7689-21ssh09:45:111
2254599457,10cyclictest12-21ksoftirqd/011:55:130
22545994535,5cyclictest8280-21diskmemload09:15:130
2254599453,34cyclictest26934-21ssh09:20:120
2258699442,27cyclictest28366irq/58-eth010:25:133
2256199382,26cyclictest21-21ksoftirqd/107:20:111
2254599389,10cyclictest131rcu_preempt08:15:140
22586993718,10cyclictest28366irq/58-eth009:20:133
2257299373,26cyclictest12105-21ssh11:35:132
2256199370,28cyclictest0-21swapper/108:45:141
2254599372,27cyclictest24515-21ssh10:30:130
2254599372,27cyclictest24515-21ssh10:30:130
2258699364,21cyclictest28366irq/58-eth010:30:133
2258699364,21cyclictest28366irq/58-eth010:30:123
2254599364,22cyclictest12-21ksoftirqd/007:10:140
2254599362,23cyclictest3696-21ssh09:25:130
2258699341,17cyclictest28366irq/58-eth011:55:143
2257299343,9cyclictest0-21swapper/210:05:132
2257299341,21cyclictest17491-21ssh11:20:142
2256199339,15cyclictest21-21ksoftirqd/108:40:121
22561993313,7cyclictest21-21ksoftirqd/110:10:141
2258699326,13cyclictest28366irq/58-eth010:00:143
2257299322,19cyclictest20723-21ssh10:10:152
2257299322,15cyclictest6766-21ssh11:50:062
2254599327,18cyclictest12-21ksoftirqd/011:40:130
2254599325,23cyclictest3095-21ssh11:30:120
22586993118,8cyclictest28366irq/58-eth010:55:143
2257299314,12cyclictest27-21ksoftirqd/208:35:122
2257299313,23cyclictest0-21swapper/212:28:062
2257299313,23cyclictest0-21swapper/212:28:052
2254599311,7cyclictest15479-21ssh10:25:130
2257299302,21cyclictest19790-21ssh12:15:132
2257299302,19cyclictest22346irq/40-dwc2_hso08:10:142
2257299302,16cyclictest26530-21ssh11:25:132
2254599304,22cyclictest2661-21ssh10:00:140
22586992922,5cyclictest0-21swapper/309:50:143
2258699291,19cyclictest28366irq/58-eth012:20:133
2257299292,21cyclictest0-21swapper/209:10:132
2256199292,17cyclictest21-21ksoftirqd/107:30:111
2254599293,19cyclictest31793-21ssh11:10:120
2254599293,19cyclictest10682-21ssh12:10:130
2254599292,17cyclictest30183-21ssh11:45:110
22545992912,12cyclictest12-21ksoftirqd/011:39:060
22586992811,7cyclictest0-21swapper/308:25:133
2258699281,16cyclictest28366irq/58-eth011:30:123
2257299282,9cyclictest0-21swapper/210:50:142
2257299282,20cyclictest0-21swapper/212:10:062
2257299282,19cyclictest1-21systemd07:55:132
2256199286,17cyclictest8452-21ssh11:15:131
2254599284,16cyclictest12-21ksoftirqd/008:55:120
2254599284,16cyclictest12-21ksoftirqd/008:55:120
2258699273,17cyclictest0-21swapper/311:40:143
2256199272,20cyclictest26529-21sh11:25:141
2254599273,17cyclictest1702-21ssh12:05:130
2254599273,17cyclictest12-21ksoftirqd/009:00:130
2254599271,20cyclictest28864-21ssh12:20:140
2258699263,15cyclictest0-21swapper/311:50:063
2258699263,11cyclictest0-21swapper/312:28:063
2258699263,11cyclictest0-21swapper/312:28:063
2257299267,8cyclictest21615-21irqcore11:40:182
2257299263,15cyclictest22346irq/40-dwc2_hso07:45:132
2257299262,10cyclictest0-21swapper/207:50:152
2256199262,20cyclictest17740-21apt-get09:15:111
22561992621,3cyclictest531-21usb-storage08:20:111
22561992619,4cyclictest2669-21sh10:00:151
2256199261,19cyclictest1410-21ssh11:45:241
2254599263,15cyclictest0-21swapper/007:15:120
2254599262,13cyclictest6375-21ssh10:20:120
2257299252,9cyclictest0-21swapper/208:50:142
2256199252,17cyclictest8458-21ssh10:55:261
2256199252,17cyclictest19780-21ssh12:15:121
2254599259,8cyclictest12-21ksoftirqd/009:45:270
2254599252,18cyclictest31314-21ssh12:39:060
2254599251,19cyclictest20616-21ssh09:50:270
2254599251,18cyclictest4871-21sh10:55:140
22545992510,5cyclictest0-21swapper/010:40:060
22586992417,5cyclictest28366irq/58-eth011:05:143
22586992414,7cyclictest0-21swapper/312:10:173
2257299242,16cyclictest22346irq/40-dwc2_hso07:40:132
2257299241,19cyclictest14008-21cut11:00:162
2257299241,13cyclictest21981-21ssh09:35:152
2257299241,13cyclictest10226-21ssh10:40:142
2256199241,14cyclictest22949-21ntp_states10:45:271
2257299234,10cyclictest11373-21/usr/sbin/munin09:45:242
22572992313,8cyclictest0-21swapper/208:00:272
22572992311,9cyclictest0-21swapper/210:20:292
22572992311,5cyclictest24466-21ssh10:45:572
2256199238,10cyclictest21-21ksoftirqd/108:10:131
2256199231,19cyclictest0-21swapper/112:20:131
2254599235,12cyclictest22530-21cyclictest11:15:120
2254599231,16cyclictest19247-21rm10:45:130
2258699222,14cyclictest0-21swapper/309:15:133
22586992215,4cyclictest0-21swapper/310:50:123
2257299225,14cyclictest1837-21irqrtprio10:35:172
2257299222,16cyclictest0-21swapper/212:23:062
2257299222,15cyclictest0-21swapper/212:39:062
22572992213,7cyclictest0-21swapper/208:30:262
22572992211,9cyclictest9837-21ssh10:55:432
2257299221,18cyclictest3399-21kernelversion10:00:212
2257299221,12cyclictest821766ssh12:07:322
2256199228,5cyclictest21-21ksoftirqd/108:40:021
2256199227,8cyclictest21-21ksoftirqd/107:55:131
2256199223,16cyclictest21227-21ssh11:40:131
2256199221,8cyclictest1304-21kthreadcore09:40:241
2256199221,18cyclictest6152-21ls08:00:171
2256199221,16cyclictest25024-21ssh12:00:121
2256199221,16cyclictest15460-21ssh10:25:121
2256199221,16cyclictest12096-21ssh11:35:131
2254599229,5cyclictest131rcu_preempt11:25:150
2254599221,17cyclictest1116-21find10:35:100
2258699219,8cyclictest0-21swapper/311:45:183
22586992113,5cyclictest0-21swapper/312:35:253
2258699211,14cyclictest0-21swapper/310:35:123
2257299218,10cyclictest17150-21sh10:25:192
2257299212,16cyclictest0-21swapper/208:40:142
2257299212,15cyclictest0-21swapper/211:49:062
2257299211,8cyclictest364566/usr/sbin/munin09:25:172
2257299211,3cyclictest4784-21kthreadcore11:30:202
2257299211,16cyclictest17099-21fschecks_time09:50:162
2257299211,16cyclictest16506-21awk09:30:252
2257299211,16cyclictest16506-21awk09:30:252
2257299211,14cyclictest22346irq/40-dwc2_hso07:30:112
2257299211,11cyclictest31783-21ssh11:10:112
2257299211,11cyclictest15519-21apt-get11:55:032
2256199213,15cyclictest16007-21ssh11:55:141
2256199213,14cyclictest10220-21ssh10:40:121
2256199212,15cyclictest9374-21cat07:30:011
2254599218,3cyclictest12-21ksoftirqd/007:50:280
2254599212,15cyclictest31080-21ssh09:40:160
22545992112,6cyclictest0-21swapper/009:10:230
2254599211,17cyclictest30057-21ls10:15:180
2254599211,17cyclictest12596-21kthreadcore08:05:200
2254599211,11cyclictest32496-21fschecks_time07:20:160
2258699209,9cyclictest0-21swapper/310:14:223
2258699209,6cyclictest0-21swapper/310:42:243
22586992011,6cyclictest28366irq/58-eth012:30:123
22586992011,5cyclictest28366irq/58-eth012:15:133
22586992010,7cyclictest0-21swapper/310:45:223
22586992010,7cyclictest0-21swapper/309:34:043
22586992010,7cyclictest0-21swapper/309:34:043
2257299207,10cyclictest0-21swapper/209:20:192
2257299203,8cyclictest28863-21tr09:55:232
2257299201,9cyclictest6642-21kthreadcore07:25:212
2257299201,9cyclictest4528-21kthreadcore09:05:192
2257299201,9cyclictest11010-21kthreadcore11:15:212
2257299201,8cyclictest25277-21ssh10:30:202
2257299201,8cyclictest25277-21ssh10:30:202
2257299201,16cyclictest520-21kthreadcore09:40:232
2257299201,10cyclictest32217-21kthreadcore08:25:192
2257299201,10cyclictest12946-21kthreadcore08:05:212
2256199203,3cyclictest131rcu_preempt10:35:131
2256199203,10cyclictest0-21swapper/108:30:111
22561992014,3cyclictest0-21swapper/109:55:151
2256199201,16cyclictest32442-21kthreadcore10:15:231
2256199201,16cyclictest12784-21apt-get09:30:121
2256199201,16cyclictest12784-21apt-get09:30:121
22561992011,6cyclictest1-21systemd07:19:571
2256199201,12cyclictest7619-21ssh09:25:281
2256199200,17cyclictest10961-21ls08:05:171
2254599209,8cyclictest29701-21ntpq09:55:280
2254599206,11cyclictest18858-21cron07:40:020
2254599203,4cyclictest12-21ksoftirqd/007:50:010
2254599201,7cyclictest131rcu_preempt12:18:430
2254599201,14cyclictest22208-21fschecks_time09:35:170
22545992010,4cyclictest12-21ksoftirqd/008:25:170
2258699199,8cyclictest0-21swapper/309:40:023
2258699197,9cyclictest0-21swapper/311:39:233
2258699193,11cyclictest0-21swapper/312:05:123
22586991913,4cyclictest0-21swapper/311:26:133
22586991912,5cyclictest0-21swapper/309:25:113
22586991912,4cyclictest0-21swapper/312:00:233
22586991911,5cyclictest0-21swapper/309:35:563
2257299197,5cyclictest23392-21kthreadcore07:10:202
2257299191,9cyclictest32134-21sh10:15:212
2257299191,9cyclictest26657-21grep08:55:162
2257299191,9cyclictest26657-21grep08:55:162
2257299191,9cyclictest25209-21fschecks_count12:00:152
2257299191,9cyclictest17618-21missed_timers07:35:242
2257299191,15cyclictest32606-21kthreadcore09:00:202
2257299191,10cyclictest26787-21cut08:20:192
2257299191,10cyclictest17029-21fschecks_time08:45:172
2257299191,10cyclictest1447-21kthreadcore07:20:192
2257299190,10cyclictest20874-21cut08:15:182
2256199192,14cyclictest15268-21netstat10:05:231
2256199192,13cyclictest26455-21apt-get09:20:031
2256199191,8cyclictest26629-21tr10:30:221
2256199191,8cyclictest26629-21tr10:30:221
22561991912,4cyclictest28549-21idleruntime10:50:171
22561991911,5cyclictest6723-21ntp_192.168.11411:30:251
2256199191,14cyclictest1687-21ssh12:05:121
2256199191,14cyclictest14467-21ssh12:30:131
2254599199,6cyclictest17888-21latency12:30:220
2254599193,11cyclictest25007-21apt-get12:00:110
22545991913,4cyclictest0-21swapper/008:40:160
22545991912,5cyclictest12-21ksoftirqd/008:10:320
2254599191,14cyclictest17462-21apt-get11:20:130
22545991910,6cyclictest27513-21cat11:05:310
22545991910,6cyclictest171-21systemd-network11:01:430
2254599190,10cyclictest4989-21tail07:25:180
2258699189,6cyclictest0-21swapper/311:21:533
2258699189,6cyclictest0-21swapper/309:47:153
2258699188,6cyclictest0-21swapper/309:14:083
2258699188,4cyclictest0-21swapper/310:15:223
2258699187,6cyclictest33-21ksoftirqd/311:18:033
2258699187,6cyclictest0-21swapper/309:57:503
2257299181,8cyclictest27534-21cpuspeed07:15:142
2256199189,7cyclictest10480-21ntpq11:50:241
2256199187,7cyclictest10813-21forks12:10:151
2256199181,5cyclictest0-21swapper/110:24:081
22561991810,4cyclictest21980-21sh09:35:151
2256199180,9cyclictest4961-21kthreadcore09:05:191
2254599188,7cyclictest5661-21cron08:00:010
2254599185,11cyclictest22468-21kthreadcore10:10:220
2254599182,12cyclictest8277-21cron09:10:010
2254599182,12cyclictest23867-21latency_hist07:45:020
2254599182,11cyclictest0-21swapper/008:20:130
22545991812,3cyclictest9687-21cut07:30:140
2254599181,12cyclictest12-21ksoftirqd/012:25:060
2254599181,12cyclictest12-21ksoftirqd/012:25:060
2254599181,11cyclictest6040-21switchtime08:30:270
2258699179,6cyclictest0-21swapper/311:02:143
2258699179,6cyclictest0-21swapper/310:09:053
2258699179,3cyclictest0-21swapper/310:24:413
2258699172,9cyclictest28366irq/58-eth009:00:143
2258699172,12cyclictest0-21swapper/307:15:163
2257299171,8cyclictest22653-21latency_hist07:10:012
2256199179,5cyclictest20868-21kthreadcore07:40:211
2256199178,2cyclictest21-21ksoftirqd/109:50:421
2256199171,14cyclictest26611-21cut08:55:161
2256199171,14cyclictest26611-21cut08:55:161
22561991711,4cyclictest0-21swapper/108:15:291
2256199171,13cyclictest572-21cut11:10:181
22561991711,3cyclictest29050-21cut07:50:191
2256199171,13cyclictest23672-21ssh12:35:161
2256199171,12cyclictest8675-21ssh09:10:121
2256199171,12cyclictest5416-21ssh12:25:121
2256199171,12cyclictest5416-21ssh12:25:121
2256199170,8cyclictest32230-21cut08:25:201
2256199170,13cyclictest23142-21cut07:10:191
2254599171,9cyclictest6433-21irqrtprio08:00:190
2254599171,8cyclictest17203-21irqcore08:45:190
2254599171,5cyclictest25008-21memory08:50:210
2254599171,12cyclictest22589-21latency_hist07:10:000
2258699163,9cyclictest28366irq/58-eth008:00:133
2258699162,9cyclictest0-21swapper/308:20:053
2258699161,7cyclictest0-21swapper/308:05:123
2256199167,6cyclictest31923-21irqrtprio09:00:181
2256199167,6cyclictest22886-21kthreadcore08:50:191
22561991610,4cyclictest17759-21sh07:35:261
2258699157,3cyclictest0-21swapper/307:45:283
2258699151,11cyclictest0-21swapper/307:30:263
2258699146,6cyclictest0-21swapper/308:45:293
2258699143,5cyclictest0-21swapper/308:55:123
2258699143,5cyclictest0-21swapper/308:55:123
2258699141,8cyclictest0-21swapper/308:35:213
2258699141,10cyclictest0-21swapper/307:35:183
2258699141,10cyclictest0-21swapper/307:10:153
2258699138,3cyclictest0-21swapper/308:15:253
2258699133,7cyclictest0-21swapper/309:05:203
2258699133,7cyclictest0-21swapper/308:35:003
2258699132,9cyclictest0-21swapper/307:50:143
2258699131,9cyclictest0-21swapper/308:40:133
2258699131,6cyclictest33-21ksoftirqd/307:55:263
2258699131,10cyclictest0-21swapper/308:50:213
2258699131,10cyclictest0-21swapper/307:25:303
2258699131,10cyclictest0-21swapper/307:20:193
2256199131,9cyclictest22629-21latency_hist07:10:011
2258699121,8cyclictest0-21swapper/308:10:283
2258699121,8cyclictest0-21swapper/307:45:003
2258699111,7cyclictest0-21swapper/307:10:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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