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2026-03-05 - 17:41
[ 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 #9, 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 highest latencies:
System rack9slot4s (updated Thu Mar 05, 2026 12:59:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
88079911561125,20cyclictest0-21swapper/007:26:230
88089911071096,7cyclictest0-21swapper/107:26:241
86332785739,31sleep00-21swapper/007:23:460
83512431337,31sleep10-21swapper/107:20:481
113321300,2sleep01132-21sh10:33:280
259472940,9sleep1880899cyclictest11:32:041
9332910,4sleep00-21swapper/012:46:570
29902870,7sleep0880799cyclictest10:01:190
247392830,4sleep0111rcuc/012:05:020
247392830,4sleep0111rcuc/012:05:010
8808998013,34cyclictest16866-21diskmemload09:50:211
8808997811,33cyclictest18797-21cpuspeed_turbos11:25:121
8808997811,33cyclictest18797-21cpuspeed_turbos11:25:121
880899771,42cyclictest8433-21runrttasks10:07:101
880899751,6cyclictest14316-21taskset11:20:191
880899748,30cyclictest28592-21sort11:35:171
880899742,37cyclictest16866-21diskmemload12:23:511
880899741,39cyclictest18095-21ntp_states09:10:251
880899731,5cyclictest6153-21if_eth011:45:171
880899731,5cyclictest22520-21cut09:15:181
880899721,34cyclictest30088-21seq08:17:081
880899714,43cyclictest15950-21memory11:55:221
880899711,6cyclictest24205-21chrt12:04:291
880899711,6cyclictest16898-21sort10:50:001
880899711,6cyclictest10433-21ssh10:42:441
8808997113,34cyclictest13236-21ssh09:39:241
880899701,7cyclictest29536-21chrt11:02:231
880899701,5cyclictest13942-21ssh10:13:071
880899701,49cyclictest24196-21sh12:37:111
880899699,28cyclictest17773-21kworker/1:210:32:351
880899691,5cyclictest17940-21seq12:30:271
880899682,44cyclictest2206-21dbus-daemon11:19:361
880899681,6cyclictest13200-21chrt07:35:001
880899671,5cyclictest5286-21chrt10:04:371
880899671,39cyclictest19197-21fschecks_count09:45:171
880899663,36cyclictest27063-21df_inode08:10:141
880899662,42cyclictest30776-21/usr/sbin/munin12:10:251
880899661,39cyclictest31147-21sh09:57:171
101322660,5sleep00-21swapper/010:09:390
880899652,5cyclictest16866-21diskmemload10:58:161
880899651,45cyclictest17406-21df10:50:141
880899642,5cyclictest5211-21ntp_states09:30:261
880899641,50cyclictest27589-21python12:40:271
880899631,7cyclictest5806-21ssh10:38:041
880899631,37cyclictest7847-21ssh11:13:511
8808996311,33cyclictest3302-21runrttasks11:50:371
880899622,47cyclictest15843-21df_inode10:15:141
880899621,42cyclictest3302-21runrttasks08:57:581
880899621,37cyclictest16866-21diskmemload09:27:031
880899621,34cyclictest13829-21sh12:26:111
8808996118,24cyclictest22-21ksoftirqd/112:15:081
880899611,40cyclictest27445-21ssh12:07:091
880899611,40cyclictest27445-21ssh12:07:081
880899611,33cyclictest10469-21sendmail_mailtr08:50:261
8808996110,38cyclictest0-21swapper/111:44:341
880899609,34cyclictest16355-21runrttasks09:41:521
880899602,46cyclictest0-21swapper/112:46:071
880899601,37cyclictest26479-21taskset08:08:391
880899601,37cyclictest18620-21taskset07:47:091
8808996012,27cyclictest22-21ksoftirqd/108:01:461
880899592,4cyclictest0-21swapper/109:24:481
880899592,42cyclictest7892-21df08:45:141
880899592,39cyclictest3075-21ssh12:50:081
880899591,6cyclictest20515-21taskset07:52:221
880899591,5cyclictest1659-21sh11:07:021
880899581,6cyclictest7158-21seq08:42:041
880899581,39cyclictest0-21swapper/110:21:491
880899572,35cyclictest5526-21seq08:39:491
880899572,31cyclictest14671-21taskset09:01:551
880899571,38cyclictest31843-21taskset08:20:391
880899565,31cyclictest0-21swapper/110:26:101
880899562,36cyclictest13850-21fschecks_time07:35:141
880899561,10cyclictest2012-21awk08:30:121
880899551,33cyclictest16833-21taskset09:09:541
880899541,33cyclictest22284-21taskset07:56:121
880899541,33cyclictest16038-21needreboot07:40:241
880899541,33cyclictest1538-21taskset08:28:301
880799461,15cyclictest19708-21ssh10:52:100
209362450,7sleep00-21swapper/010:20:170
880799421,14cyclictest0-21swapper/011:47:190
8807994125,6cyclictest3-21ksoftirqd/009:36:470
880799406,26cyclictest0-21swapper/008:45:350
880799384,4cyclictest81rcu_preempt10:36:420
880799382,23cyclictest3302-21runrttasks11:59:300
8807993818,4cyclictest40550irq/92-i91512:10:250
2121623810,4sleep081rcu_preempt09:14:180
880799362,16cyclictest26177-21ntp_states10:25:250
880799361,22cyclictest2645-21snmpd12:03:360
880799355,5cyclictest81rcu_preempt09:55:280
880799353,4cyclictest81rcu_preempt11:33:380
8807993526,6cyclictest2645-21snmpd12:20:320
8807993513,6cyclictest28023-21ssh12:40:420
880799351,22cyclictest11874-21/usr/sbin/munin08:55:160
208522351,5sleep00-21swapper/012:34:230
880799347,13cyclictest29792-21timerwakeupswit08:15:300
880799344,4cyclictest81rcu_preempt10:57:340
880799343,16cyclictest14078-21df_inode11:20:150
8807993427,4cyclictest0-21swapper/008:40:160
880799342,5cyclictest81rcu_preempt11:28:290
880799342,5cyclictest81rcu_preempt11:28:290
8807993417,3cyclictest0-21swapper/009:45:260
880799341,17cyclictest81rcu_preempt09:42:570
67532341,29sleep06767-21latency_hist12:20:010
880799334,4cyclictest81rcu_preempt11:53:140
880799334,4cyclictest81rcu_preempt10:12:380
880799333,4cyclictest81rcu_preempt11:38:080
880799333,4cyclictest81rcu_preempt09:34:020
880799333,4cyclictest81rcu_preempt09:18:420
880799332,15cyclictest4372-21df11:10:120
880799331,5cyclictest81rcu_preempt11:43:330
880799331,21cyclictest9232-21diskstats11:15:150
880799331,20cyclictest3413-21df_inode12:50:130
880799331,20cyclictest18009-21ntp_states07:45:230
880799331,10cyclictest10597-21ssh10:42:590
192882331,28sleep019342-21/usr/sbin/munin07:50:130
880799325,4cyclictest81rcu_preempt12:35:230
880799324,4cyclictest81rcu_preempt11:05:240
880799323,4cyclictest81rcu_preempt11:00:560
880799322,18cyclictest16312-21memory10:15:220
8807993214,4cyclictest15438-21ssh10:48:000
8807993213,6cyclictest24180-21hddtemp_smartct09:50:180
880799312,13cyclictest30497-21gdbus08:38:580
8807993112,5cyclictest2305-21seq09:27:440
880799311,11cyclictest21872-21rt-features07:55:250
880799304,13cyclictest2645-21snmpd07:42:410
880799302,12cyclictest25397-21smartctl08:05:160
880799301,17cyclictest30496-21packagekitd07:34:380
880799301,14cyclictest26975-21ssh09:20:110
280622301,5sleep00-21swapper/008:10:370
880799292,14cyclictest13761-21/usr/sbin/munin09:00:170
880799292,13cyclictest9908-21fschecks_time08:50:160
8807992911,6cyclictest13136-21timerandwakeup12:25:280
880799291,15cyclictest2013-21sshd08:30:110
880799291,13cyclictest15126-21munin-plugin-st07:40:010
8807992910,7cyclictest0-21swapper/008:20:520
880799282,14cyclictest23299-21perl08:00:150
880799282,14cyclictest15727-21iostat09:05:190
16762281,5sleep00-21swapper/008:29:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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