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2026-03-03 - 20:01
[ 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 Tue Mar 03, 2026 12:59:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
318199912431235,6cyclictest0-21swapper/107:26:391
318189912231189,23cyclictest0-21swapper/007:26:360
310822573525,31sleep10-21swapper/107:20:261
314722555510,30sleep00-21swapper/007:21:590
105792730,8sleep13181999cyclictest07:50:251
121912680,4sleep0111rcuc/012:35:120
297742530,23sleep03-21ksoftirqd/011:12:440
96782490,5sleep03181899cyclictest12:32:030
143012480,8sleep03181899cyclictest12:03:560
183022451,4sleep018412-21mailstats08:10:250
162132450,4sleep116202-21ssh12:05:241
31818994424,5cyclictest3-21ksoftirqd/009:33:080
31818994323,5cyclictest3-21ksoftirqd/009:20:190
31818994322,5cyclictest3-21ksoftirqd/011:43:000
31818994223,5cyclictest3-21ksoftirqd/009:59:050
243202420,4sleep03181899cyclictest09:26:120
325312411,37sleep032541-21ssh10:41:510
31818994123,5cyclictest3-21ksoftirqd/009:07:110
31818994119,5cyclictest3-21ksoftirqd/011:34:290
300612411,36sleep130496-21packagekitd11:45:591
3181999408,28cyclictest0-21swapper/110:25:351
3181899409,3cyclictest0-21swapper/011:05:160
31818994025,4cyclictest3-21ksoftirqd/012:15:140
31818994024,5cyclictest3-21ksoftirqd/010:22:160
31818994021,9cyclictest3-21ksoftirqd/012:06:260
31818994021,8cyclictest3-21ksoftirqd/010:26:270
31818994021,5cyclictest3-21ksoftirqd/010:03:090
31818994019,5cyclictest3-21ksoftirqd/009:16:320
31818993924,5cyclictest3-21ksoftirqd/011:45:370
31818993921,8cyclictest3-21ksoftirqd/011:57:500
31818993917,6cyclictest3-21ksoftirqd/010:07:130
31818993916,7cyclictest3-21ksoftirqd/012:41:110
3181899382,32cyclictest0-21swapper/009:45:550
31818993822,6cyclictest3-21ksoftirqd/008:57:100
31818993822,5cyclictest3-21ksoftirqd/012:52:390
31818993822,5cyclictest3-21ksoftirqd/008:51:290
31818993821,6cyclictest3-21ksoftirqd/010:17:590
31818993821,6cyclictest3-21ksoftirqd/008:02:590
31818993821,5cyclictest3-21ksoftirqd/012:12:330
31818993819,4cyclictest3-21ksoftirqd/009:42:350
31818993817,5cyclictest3-21ksoftirqd/010:46:200
31818993813,4cyclictest32752-21chrt12:22:380
3181999374,5cyclictest81rcu_preempt11:05:201
3181999372,30cyclictest0-21swapper/112:30:171
31818993723,4cyclictest3-21ksoftirqd/010:13:510
31818993722,5cyclictest3-21ksoftirqd/011:50:460
31818993722,5cyclictest3-21ksoftirqd/009:52:300
31818993721,6cyclictest3-21ksoftirqd/008:29:310
31818993721,5cyclictest3-21ksoftirqd/011:36:200
31818993721,5cyclictest3-21ksoftirqd/011:20:250
31818993718,5cyclictest3-21ksoftirqd/012:45:110
31818993716,6cyclictest3-21ksoftirqd/012:27:440
3181999364,4cyclictest81rcu_preempt10:04:001
3181999361,6cyclictest15500-21ssh11:30:561
3181899369,7cyclictest3-21ksoftirqd/010:50:560
31818993621,5cyclictest3-21ksoftirqd/010:33:530
31818993620,6cyclictest3-21ksoftirqd/007:51:280
31818993620,5cyclictest3-21ksoftirqd/007:41:270
31818993618,8cyclictest3-21ksoftirqd/010:38:270
31818993617,9cyclictest3-21ksoftirqd/009:12:170
217502361,31sleep121794-21df_inode12:45:141
190442361,4sleep119155-21wget09:55:141
3181999356,26cyclictest22-21ksoftirqd/111:53:371
3181999354,5cyclictest81rcu_preempt09:21:111
31819993510,5cyclictest141922sh10:23:161
31818993520,5cyclictest3-21ksoftirqd/010:55:070
31818993520,5cyclictest3-21ksoftirqd/007:30:160
31818993516,9cyclictest3-21ksoftirqd/011:15:450
235962351,30sleep123607-21ssh10:32:571
224822351,30sleep17535-21diskmemload12:11:481
3181999345,4cyclictest81rcu_preempt10:15:101
3181999343,4cyclictest81rcu_preempt11:14:301
3181999343,29cyclictest0-21swapper/111:38:551
31819993423,7cyclictest18772-21ssh12:41:131
3181999342,13cyclictest177392if_err_eth011:00:171
3181999341,7cyclictest0-21swapper/108:52:481
31818993419,5cyclictest3-21ksoftirqd/011:03:420
31818993419,5cyclictest3-21ksoftirqd/008:17:470
31818993417,5cyclictest3-21ksoftirqd/008:08:030
3181999335,4cyclictest81rcu_preempt09:12:181
3181999334,4cyclictest81rcu_preempt12:27:491
31819993327,3cyclictest0-21swapper/109:54:551
31819993326,5cyclictest0-21swapper/108:23:351
31819993324,6cyclictest0-21swapper/111:57:361
3181999332,28cyclictest0-21swapper/110:14:321
3181999331,5cyclictest0-21swapper/109:34:161
3181899333,26cyclictest0-21swapper/009:35:160
31818993318,5cyclictest3-21ksoftirqd/008:45:080
47872321,4sleep14798-21irqstats11:20:201
3181999328,8cyclictest7535-21diskmemload10:46:561
3181999325,4cyclictest81rcu_preempt09:08:111
3181999324,4cyclictest81rcu_preempt10:42:561
3181999324,4cyclictest81rcu_preempt10:37:051
3181999324,4cyclictest81rcu_preempt09:15:451
3181999323,4cyclictest81rcu_preempt12:22:231
31819993224,6cyclictest0-21swapper/107:57:151
3181999321,5cyclictest0-21swapper/108:43:561
31819993215,14cyclictest22-21ksoftirqd/109:25:261
3181999321,12cyclictest3676-21ssh11:19:471
31818993225,5cyclictest0-21swapper/007:46:160
31818993225,5cyclictest0-21swapper/007:46:160
31818993219,7cyclictest27137-21diskstats08:35:140
31818993217,5cyclictest3-21ksoftirqd/011:25:530
3181899321,29cyclictest0-21swapper/009:00:350
125402321,4sleep112550-21ssh09:48:001
3181999316,4cyclictest81rcu_preempt08:08:001
3181999316,4cyclictest40550irq/92-i91511:43:341
31819993124,4cyclictest0-21swapper/110:56:151
31819993122,5cyclictest5054-21perl09:40:151
3181999311,4cyclictest81rcu_preempt09:35:111
3181899313,14cyclictest4904-21ntp_states07:35:230
31818993116,4cyclictest3-21ksoftirqd/008:33:320
113612311,5sleep10-21swapper/111:26:551
36622301,5sleep10-21swapper/107:32:511
3181999307,4cyclictest81rcu_preempt08:37:591
3181999303,4cyclictest81rcu_preempt08:33:041
3181999303,25cyclictest22-21ksoftirqd/112:02:161
31819993023,5cyclictest0-21swapper/112:15:361
31819993017,7cyclictest8147-21diskstats07:45:161
31819993017,7cyclictest8147-21diskstats07:45:161
3181999301,4cyclictest81rcu_preempt09:04:141
3181999301,4cyclictest81rcu_preempt08:02:311
31818993015,5cyclictest3-21ksoftirqd/008:44:550
3181999295,4cyclictest81rcu_preempt08:19:481
3181999292,4cyclictest81rcu_preempt08:59:251
31819992922,4cyclictest22-21ksoftirqd/108:45:571
31819992920,5cyclictest13174-21cat12:35:271
3181999291,4cyclictest81rcu_preempt10:53:441
3181999291,4cyclictest81rcu_preempt10:07:031
3181899296,7cyclictest21855-21latency08:20:210
31818992913,6cyclictest3-21ksoftirqd/007:57:440
73242281,5sleep10-21swapper/107:41:151
3181999285,19cyclictest0-21swapper/107:40:011
3181999281,25cyclictest0-21swapper/112:51:351
3181999281,15cyclictest0-21swapper/108:27:321
3181999271,22cyclictest17786-21fschecks_count08:10:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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