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2026-03-09 - 07:31
[ 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 792 highest latencies:
System rack9slot4s (updated Mon Mar 09, 2026 00:59:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
180969910901060,20cyclictest0-21swapper/019:26:090
176552650605,30sleep10-21swapper/119:20:571
178112504459,31sleep00-21swapper/019:22:350
1809799141131,7cyclictest0-21swapper/119:26:101
148872740,4sleep10-21swapper/100:52:311
18096995118,6cyclictest3-21ksoftirqd/000:17:250
221052480,5sleep122107-21awk22:45:251
254532460,4sleep0111rcuc/000:29:480
308772431,30sleep125901-21diskmemload22:20:381
18097994323,6cyclictest8974-21awk20:25:011
1809699432,13cyclictest3302-21runrttasks00:14:250
1809799421,12cyclictest0-21swapper/122:43:131
18097994113,4cyclictest81rcu_preempt23:25:221
1809699409,16cyclictest2206-21dbus-daemon21:09:110
18097993932,4cyclictest10150irq/91-xhci_hcd21:11:031
210662381,33sleep121080-21ssh23:18:001
1809799384,31cyclictest0-21swapper/100:25:361
1809799381,33cyclictest0-21swapper/100:01:351
71662370,3sleep17164-21ssh22:30:161
43992371,31sleep14413-21ssh22:27:061
1809799379,4cyclictest22-21ksoftirqd/122:08:161
1809799375,4cyclictest81rcu_preempt00:05:041
1809799373,5cyclictest81rcu_preempt00:47:251
136612370,2sleep113660-21idleruntime23:10:181
122382371,32sleep012251-21sh23:09:140
309952363,3sleep031009-21ssh23:28:210
1809799367,4cyclictest81rcu_preempt21:33:331
1809799366,7cyclictest22-21ksoftirqd/123:05:121
1809799365,27cyclictest333-21tune2fs23:30:161
1809799362,12cyclictest31050-21diskstats00:35:151
1809699369,5cyclictest81rcu_preempt00:46:170
18096993615,9cyclictest0-21swapper/023:37:330
1809699361,32cyclictest0-21swapper/019:36:160
298932351,28sleep029920-21wget22:20:190
1809799357,4cyclictest81rcu_preempt23:00:211
1809799352,5cyclictest0-21swapper/121:57:351
1809799351,30cyclictest27769-21ssh22:50:551
1809799351,11cyclictest0-21swapper/119:30:151
1809699353,4cyclictest81rcu_preempt00:52:010
1809699352,29cyclictest0-21swapper/023:00:350
30552341,30sleep03088-21munin-run23:00:000
1809799349,4cyclictest81rcu_preempt20:30:161
1809799345,5cyclictest81rcu_preempt00:14:181
1809799342,29cyclictest0-21swapper/122:35:361
1809799341,29cyclictest28548-21ssh00:32:161
1809799341,29cyclictest25635-21ssh21:42:151
1809699344,15cyclictest2206-21dbus-daemon21:28:430
18096993426,4cyclictest0-21swapper/021:36:350
1809699341,5cyclictest28003-21ssh22:51:150
1809699341,5cyclictest2403-21irqbalance22:07:560
1809699341,30cyclictest111-21usb-storage22:25:570
12042341,29sleep032420-21/usr/sbin/munin23:30:300
28282331,5sleep00-21swapper/000:39:550
1809799336,4cyclictest81rcu_preempt20:54:141
1809799335,4cyclictest81rcu_preempt20:00:301
1809799334,20cyclictest0-21swapper/123:51:001
1809799333,4cyclictest81rcu_preempt23:45:411
1809799333,4cyclictest81rcu_preempt22:14:231
1809799333,4cyclictest81rcu_preempt00:40:161
18097993315,10cyclictest22-21ksoftirqd/121:51:281
1809799331,29cyclictest26345-21ssh23:23:361
1809799331,19cyclictest31878-21ssh21:15:231
1809699335,4cyclictest81rcu_preempt00:24:400
18096993326,5cyclictest0-21swapper/020:45:550
18096993326,4cyclictest2403-21irqbalance23:48:350
1809699332,18cyclictest29762-21/usr/sbin/munin00:00:190
18096993315,7cyclictest31455-21fschecks_count21:15:160
1809699331,4cyclictest81rcu_preempt23:42:450
1809699331,30cyclictest0-21swapper/020:55:560
1809699331,30cyclictest0-21swapper/020:20:350
1809699331,20cyclictest10324-21diskstats22:00:150
1809699331,18cyclictest3984-21ssh00:06:460
1809699331,14cyclictest21613-21chrt23:51:320
1809799327,4cyclictest81rcu_preempt22:15:021
1809799324,4cyclictest81rcu_preempt23:41:371
1809799323,4cyclictest81rcu_preempt21:39:141
1809799323,26cyclictest22-21ksoftirqd/100:19:061
1809799322,4cyclictest81rcu_preempt21:47:001
1809799322,4cyclictest1968-21lldpad21:26:341
1809799322,16cyclictest28862-21cron00:00:001
18097993215,13cyclictest22-21ksoftirqd/120:05:401
1809799321,17cyclictest32652-21seq22:55:591
1809699323,5cyclictest81rcu_preempt00:40:120
1809699323,14cyclictest27666-21users19:45:300
1809699322,4cyclictest81rcu_preempt23:18:510
1809699322,4cyclictest81rcu_preempt22:10:450
1809699321,29cyclictest0-21swapper/020:26:160
1809699321,27cyclictest11753-21cstates22:35:120
18096993211,5cyclictest18777-21cat20:50:110
314322310,9sleep01809699cyclictest21:48:400
1809799314,24cyclictest0-21swapper/119:38:001
1809799313,4cyclictest81rcu_preempt23:39:031
18097993112,4cyclictest20626-21cstates20:55:121
18097993111,4cyclictest81rcu_preempt21:20:231
1809699318,6cyclictest28334-21ssh21:11:310
18096993126,3cyclictest0-21swapper/021:55:550
1809699312,4cyclictest81rcu_preempt23:14:000
1809699312,15cyclictest3770-21diskstats20:10:130
1809699312,12cyclictest8777-21ssh22:31:270
1809699311,4cyclictest81rcu_preempt22:47:130
1809699311,4cyclictest81rcu_preempt21:03:080
18096993114,5cyclictest27325-21turbostat.cron23:25:000
18096993112,7cyclictest2645-21snmpd20:36:340
165882310,8sleep11809799cyclictest00:20:151
1809799303,4cyclictest81rcu_preempt22:02:211
18097993019,7cyclictest14775-21/usr/sbin/munin20:40:121
18097993019,7cyclictest14775-21/usr/sbin/munin20:40:121
1809799301,4cyclictest81rcu_preempt19:55:461
1809799301,27cyclictest0-21swapper/121:02:161
1809699305,13cyclictest30824-21latency19:55:200
18096993023,5cyclictest0-21swapper/020:02:160
18096993016,10cyclictest3-21ksoftirqd/022:42:240
18096993015,8cyclictest26192-21diskstats00:30:140
18096993012,6cyclictest12218-21/usr/sbin/munin20:30:280
18096993011,5cyclictest5644-21df_inode20:15:150
107272301,5sleep10-21swapper/120:28:531
241712291,5sleep10-21swapper/121:05:081
22612291,5sleep00-21swapper/021:51:240
1809799291,26cyclictest0-21swapper/119:50:561
1809699295,17cyclictest3905-21diskstats21:20:150
18096992922,5cyclictest0-21swapper/021:30:360
1809699292,12cyclictest20627-21munin-node19:30:050
1809699291,26cyclictest0-21swapper/023:55:560
1809699291,26cyclictest0-21swapper/020:05:560
18096992912,5cyclictest25116-21iostat19:40:180
18096992911,6cyclictest0-21swapper/022:16:230
1809699291,15cyclictest0-21swapper/021:40:320
1809699291,13cyclictest30003-21pidof19:55:000
48932281,5sleep10-21swapper/120:11:581
278652281,5sleep10-21swapper/119:47:251
1809799284,15cyclictest0-21swapper/120:36:451
1809799283,4cyclictest81rcu_preempt20:47:231
1809799282,4cyclictest81rcu_preempt20:17:471
18097992819,5cyclictest25009-21fschecks_time19:40:151
1809699282,13cyclictest16037-21users20:40:320
1809699282,13cyclictest16037-21users20:40:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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