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2026-02-25 - 23:10
[ 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 the 376 highest latencies:
System rack7slot4s.osadl.org (updated Wed Feb 25, 2026 12:45:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2589999551,44cyclictest3704-21sh12:05:121
2589999524,44cyclictest0-21swapper/110:45:131
25886995128,11cyclictest131rcu_preempt10:00:120
2589999501,33cyclictest32478-21ssh11:45:131
2589999491,39cyclictest12492-21ssh09:10:131
2589999466,36cyclictest30597-21ssh09:20:141
2588699464,11cyclictest131rcu_preempt08:40:120
25926994527,9cyclictest28366irq/58-eth010:15:133
2592699434,23cyclictest28366irq/58-eth010:00:123
2588699431,5cyclictest131rcu_preempt10:40:110
2592699412,23cyclictest28366irq/58-eth010:30:123
25912994117,18cyclictest31628-21ssh10:15:132
25912994030,5cyclictest6289-21kworker/u8:010:55:132
2591299402,19cyclictest17370-21ssh10:25:152
25926993916,15cyclictest28366irq/58-eth010:55:143
25912993923,13cyclictest0-21swapper/212:00:122
25899993920,11cyclictest21-21ksoftirqd/107:30:131
2589999391,8cyclictest31149-21apt-get10:15:041
2588699394,7cyclictest131rcu_preempt10:45:120
2591299384,25cyclictest1576-21ssh11:10:142
25912993818,16cyclictest25870-21cyclictest10:10:112
2589999381,30cyclictest24984-21sh11:05:141
2591299372,28cyclictest0-21swapper/209:35:152
2589999371,9cyclictest25415-21sort09:35:181
2591299362,18cyclictest8200-21ssh10:00:222
2589999365,8cyclictest9869-21tail08:00:181
2589999365,6cyclictest2282-21grep07:15:291
2589999362,25cyclictest30991-21ssh12:20:161
2591299352,16cyclictest17179-21cut10:05:212
2589999353,9cyclictest29094-21cut07:10:211
2589999353,9cyclictest15046-21kthreadcore08:05:181
2589999353,8cyclictest0-21swapper/110:35:121
2589999353,24cyclictest28717-21ssh11:25:131
2589999353,24cyclictest28717-21ssh11:25:131
2589999351,9cyclictest28766-21kthreadcore07:45:221
2589999351,9cyclictest15624-21kthreadcore12:10:221
2589999351,9cyclictest11837-21timerandwakeup07:25:281
2589999351,8cyclictest5666-21if_err_eth111:30:181
2589999351,8cyclictest5666-21if_err_eth111:30:181
2589999351,8cyclictest30299-21latency_hist09:20:021
2589999351,10cyclictest21828-21tr09:50:211
2589999351,10cyclictest17571-21tune2fs10:25:171
2589999350,10cyclictest23610-21kthreadcore07:40:191
2589999341,9cyclictest11704-21kthreadcore08:35:191
2589999341,8cyclictest19721-21tr07:35:201
2589999341,8cyclictest11236-21grep12:25:251
2589999341,7cyclictest27243-21cut08:15:211
2589999341,10cyclictest7939-21tr07:55:221
2589999341,10cyclictest17175-21tr11:00:211
2589999340,9cyclictest20712-21tr08:10:191
2589999340,9cyclictest12637-21irqcore10:40:161
2592699338,15cyclictest28366irq/58-eth008:50:123
2592699331,18cyclictest28366irq/58-eth007:40:133
2589999337,5cyclictest7676-21kthreadcore10:55:201
2589999336,5cyclictest13741-21ssh11:15:221
2589999331,9cyclictest32582-21timerandwakeup08:20:281
2589999331,9cyclictest30110-21kthreadcore12:00:211
2589999331,9cyclictest25849-21tr10:10:211
2589999331,9cyclictest1909-21fschecks_time09:40:161
2589999331,9cyclictest1893-21latency_hist12:40:011
2589999331,9cyclictest16297-21grep08:40:161
2589999331,9cyclictest10861-21ntp_states09:25:271
2589999331,8cyclictest5735-21grep10:00:181
2589999331,8cyclictest23051-21awk11:40:011
2589999331,8cyclictest20965-21irqcore08:45:181
2589999331,7cyclictest13710-21kthreadcore09:45:221
2589999331,6cyclictest1327-21ls08:25:141
2589999330,9cyclictest8525-21fschecks_time10:20:161
2589999330,9cyclictest6205-21diskstats08:30:141
2589999323,7cyclictest2651-21kthreadcore07:50:221
2589999321,9cyclictest31282-21ssh09:55:211
2589999321,9cyclictest30483-21latency_hist12:20:021
2589999321,9cyclictest29917-21/usr/sbin/munin10:30:221
2589999321,9cyclictest23280-21ssh11:20:231
2589999321,9cyclictest14068-21fschecks_time10:05:141
2589999321,8cyclictest6163-21ntp_states09:00:261
2589999321,7cyclictest30337-21cpuspeed10:50:141
2589999320,8cyclictest10320-21latency_hist11:15:011
2592699314,17cyclictest33-21ksoftirqd/312:10:123
2589999311,9cyclictest23548-21ssh11:40:151
2589999311,9cyclictest18698-21cut11:55:171
2589999311,9cyclictest16052-21ssh09:30:111
2589999311,10cyclictest9190-21grep11:50:161
2589999310,8cyclictest12104-21idleruntime-cro09:10:011
2588699311,21cyclictest3710-21ssh12:05:120
2591299303,22cyclictest0-21swapper/212:19:212
2591299303,17cyclictest22346irq/40-dwc2_hso08:25:132
2589999301,9cyclictest20299-21grep12:30:251
2588699307,17cyclictest22208-21grep09:50:200
2592699292,19cyclictest28366irq/58-eth011:15:143
2591299293,14cyclictest22346irq/40-dwc2_hso09:10:132
2591299292,17cyclictest25537-21ssh12:35:132
2591299292,11cyclictest22117-21ssh09:50:212
2589999291,9cyclictest28185-21kthreadcore08:50:201
2588699293,20cyclictest21749-21ssh12:15:130
2592699283,17cyclictest0-21swapper/309:50:213
2591299285,17cyclictest22346irq/40-dwc2_hso08:50:122
2591299285,13cyclictest22346irq/40-dwc2_hso09:15:142
2591299282,10cyclictest7210-21ssh11:48:222
2589999281,9cyclictest30375-21fschecks_count08:55:161
2589999280,8cyclictest6676-21needreboot07:20:221
2588699282,20cyclictest15178-21ssh09:29:240
2592699275,17cyclictest33-21ksoftirqd/309:15:153
2592699273,16cyclictest0-21swapper/310:09:213
2591299272,21cyclictest0-21swapper/209:56:212
2591299272,19cyclictest24985-21ssh11:05:142
2588699272,19cyclictest31122-21grep09:55:210
2588699272,19cyclictest21541-21ssh10:09:210
2588699271,21cyclictest19639-21ssh11:20:130
2588699271,20cyclictest18040-21ssh11:55:120
2588699271,19cyclictest7554-21ssh12:25:130
2592699264,18cyclictest28366irq/58-eth009:10:133
2592699263,15cyclictest0-21swapper/309:48:213
2592699262,17cyclictest0-21swapper/310:40:113
2588699261,22cyclictest15974-21ssh11:00:140
2592699253,15cyclictest0-21swapper/309:29:243
2592699253,12cyclictest28366irq/58-eth011:55:113
2591299252,9cyclictest0-21swapper/209:05:132
2591299252,7cyclictest0-21swapper/208:40:122
2591299252,18cyclictest24169-21ssh09:34:252
25886992511,10cyclictest8333-21diskmemload10:20:130
25926992411,9cyclictest28366irq/58-eth009:20:133
2591299242,6cyclictest0-21swapper/210:34:362
2591299242,17cyclictest0-21swapper/211:57:212
2591299241,20cyclictest2139-21kthreadcore07:50:212
25912992410,10cyclictest1772-21sh09:20:252
2588699241,17cyclictest16570-21ssh12:30:120
2588699241,16cyclictest14435-21ssh11:35:130
2592699232,17cyclictest28366irq/58-eth012:20:133
2591299232,15cyclictest0-21swapper/211:35:132
2591299231,17cyclictest17857-21apt-get07:35:112
2591299231,12cyclictest30995-21ssh12:20:162
2588699232,7cyclictest5854-21cut11:30:180
2588699232,7cyclictest5854-21cut11:30:170
25886992315,6cyclictest2889-21ssh10:15:260
25886992313,7cyclictest18068-21ssh10:25:200
25886992311,9cyclictest1840-21sed10:50:290
2588699231,15cyclictest28690-21apt-get11:25:110
2588699231,15cyclictest28690-21apt-get11:25:100
25886992310,3cyclictest131rcu_preempt09:35:000
2592699223,14cyclictest0-21swapper/311:40:123
2592699223,13cyclictest0-21swapper/312:05:123
2592699223,12cyclictest0-21swapper/311:35:133
2592699223,12cyclictest0-21swapper/311:30:143
2592699223,12cyclictest0-21swapper/311:30:133
2592699221,5cyclictest0-21swapper/309:05:133
2591299225,11cyclictest0-21swapper/208:55:132
2591299223,13cyclictest22346irq/40-dwc2_hso08:30:122
2591299222,15cyclictest0-21swapper/209:45:142
2591299222,15cyclictest0-21swapper/209:29:242
2591299221,18cyclictest10101-21kthreadcore11:50:192
2591299221,13cyclictest16540-21ssh12:30:112
2588699223,4cyclictest131rcu_preempt10:35:140
2592699213,12cyclictest0-21swapper/309:40:143
25926992112,7cyclictest0-21swapper/309:35:023
2592699211,16cyclictest28366irq/58-eth012:35:123
25926992111,6cyclictest0-21swapper/311:05:143
2591299218,10cyclictest616-21dbus-daemon11:34:462
2591299218,10cyclictest616-21dbus-daemon11:34:452
2591299216,2cyclictest0-21swapper/211:20:122
2591299215,11cyclictest0-21swapper/207:20:142
2591299214,4cyclictest12339-21munin-run12:10:022
2591299213,9cyclictest25870-21cyclictest07:10:022
2591299211,9cyclictest8521-21timerwakeupswit07:55:272
2591299211,9cyclictest2238566ssh11:02:212
2591299211,17cyclictest32231-21cat07:50:012
2591299211,16cyclictest31986-21kthreadcore07:15:202
2591299211,16cyclictest3036-21ssh10:35:132
2591299211,11cyclictest608-21ssh11:25:292
2591299211,11cyclictest608-21ssh11:25:292
2591299211,10cyclictest31035-21kthreadcore10:50:182
2591299211,10cyclictest16247-21memory12:10:232
25912992110,8cyclictest0-21swapper/210:25:012
2588699211,8cyclictest31155-21fschecks_count12:20:180
2588699210,16cyclictest26380-21find10:30:110
2592699209,7cyclictest28366irq/58-eth012:00:133
2591299205,10cyclictest22346irq/40-dwc2_hso07:30:132
2591299204,14cyclictest26746-21kthreadcore08:15:222
2591299203,9cyclictest10339-21kthreadcore08:00:192
2591299203,8cyclictest20841-21kthreadcore08:10:182
2591299201,9cyclictest25436-21kthreadcore11:40:202
2591299201,9cyclictest12172-21kthreadcore08:35:202
2591299201,8cyclictest24591-21cut10:45:232
25912992015,3cyclictest22346irq/40-dwc2_hso10:40:112
2591299201,16cyclictest26707-21grep07:10:172
2591299201,11cyclictest8291-21kthreadcore12:25:202
2591299201,10cyclictest4106-21kthreadcore09:00:212
2591299201,10cyclictest32729-21tail08:20:282
2588699205,8cyclictest12720-21ssh12:10:130
2588699202,16cyclictest6221-21kthreadcore07:20:220
25886992013,5cyclictest27074-21ssh12:35:200
2588699201,16cyclictest73-21kswapd010:10:100
25886992011,6cyclictest25212-21cat11:40:210
2588699201,14cyclictest6925-21sh10:55:150
2588699201,14cyclictest2162-21timerandwakeup07:15:280
25886992010,7cyclictest2295-21unixbench_singl09:20:310
2588699200,17cyclictest1495-21ls08:55:280
2592699192,13cyclictest0-21swapper/311:45:143
2592699192,12cyclictest28366irq/58-eth012:25:133
2592699192,12cyclictest0-21swapper/311:20:113
25926991912,4cyclictest0-21swapper/310:45:323
2591299192,9cyclictest10831-21fschecks_time11:15:162
2591299191,9cyclictest8743-21kernelversion07:25:182
2591299191,9cyclictest20721-21fschecks_count08:45:152
2591299191,9cyclictest1671-21ssh09:40:132
2591299191,9cyclictest14535-21fschecks_time08:05:162
2591299190,10cyclictest23628-21kthreadcore07:40:202
2588699197,9cyclictest19214-21cron11:20:000
2588699194,10cyclictest12-21ksoftirqd/008:50:120
2588699192,15cyclictest8992-21ssh11:50:130
2588699192,12cyclictest5120-21ssh11:10:230
2588699191,6cyclictest13332-21timerwakeupswit08:00:270
25886991913,4cyclictest0-21swapper/008:35:300
25886991911,6cyclictest3234-21cut11:45:230
2592699189,6cyclictest0-21swapper/310:11:133
2592699188,8cyclictest0-21swapper/311:25:063
2592699188,8cyclictest0-21swapper/311:25:053
2592699187,8cyclictest0-21swapper/310:50:253
2592699183,9cyclictest0-21swapper/309:55:213
2592699182,10cyclictest0-21swapper/307:30:053
2592699182,10cyclictest0-21swapper/307:15:153
25926991812,4cyclictest0-21swapper/312:32:513
25926991812,4cyclictest0-21swapper/312:15:113
25926991811,5cyclictest0-21swapper/310:35:173
2592699181,12cyclictest0-21swapper/308:30:143
25926991810,6cyclictest0-21swapper/310:28:553
25926991810,5cyclictest28366irq/58-eth011:50:133
2588699189,6cyclictest24970-21ssh09:35:020
2588699188,7cyclictest21684-21forks09:15:180
2588699183,9cyclictest0-21swapper/009:48:210
2588699183,12cyclictest2325-21irqrtprio09:40:180
2588699182,14cyclictest4897-21kthreadcore09:00:220
2588699182,11cyclictest0-21swapper/008:25:140
25886991811,5cyclictest0-21swapper/008:15:170
2588699181,13cyclictest25089-21df_inode11:05:140
2592699179,6cyclictest0-21swapper/309:37:503
2592699172,9cyclictest0-21swapper/308:25:133
2592699172,9cyclictest0-21swapper/308:05:143
2592699172,9cyclictest0-21swapper/307:10:133
2592699172,11cyclictest0-21swapper/311:00:303
2592699172,10cyclictest0-21swapper/311:10:143
25926991711,4cyclictest0-21swapper/310:20:313
2592699171,13cyclictest0-21swapper/307:25:153
2592699171,10cyclictest28366irq/58-eth008:00:123
2588699178,7cyclictest22396-21users07:35:310
2588699175,9cyclictest27459-21latency_hist07:45:020
2588699172,9cyclictest28990-21cut08:20:150
2588699172,7cyclictest28180-21kthreadcore07:10:200
2588699171,8cyclictest5638-21cut07:55:190
2588699171,13cyclictest2771-21cut07:50:210
2588699171,12cyclictest29044-21kthreadcore12:00:210
2588699170,11cyclictest15938-21latency09:10:230
2592699165,8cyclictest0-21swapper/308:20:133
2592699162,9cyclictest0-21swapper/307:50:133
2592699162,10cyclictest0-21swapper/307:45:163
2592699161,12cyclictest0-21swapper/308:15:163
2588699168,5cyclictest12888-21cat07:30:020
2588699163,7cyclictest0-21swapper/007:45:150
2588699162,11cyclictest25317-21latency_hist08:50:000
2588699161,3cyclictest13022-21apt-get07:30:120
2588699161,12cyclictest6111-21apt-get08:30:120
2588699161,12cyclictest20688-21tr08:10:190
2588699161,11cyclictest7921-21irqcore09:05:180
2592699158,4cyclictest33-21ksoftirqd/307:35:283
2592699151,12cyclictest0-21swapper/308:40:163
2588699156,6cyclictest16107-21cut08:05:200
2592699149,3cyclictest0-21swapper/309:00:183
2592699143,8cyclictest0-21swapper/308:10:213
2589999141,10cyclictest25942-21cat07:10:011
2588699141,10cyclictest25917-21latency_hist07:10:020
2592699139,2cyclictest33-21ksoftirqd/308:55:233
2592699136,4cyclictest0-21swapper/307:55:143
2592699132,7cyclictest0-21swapper/307:20:183
2592699131,6cyclictest0-21swapper/308:35:223
2592699122,7cyclictest0-21swapper/308:45:133
2592699101,6cyclictest0-21swapper/307:10:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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