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2026-02-23 - 12:18
[ 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 Mon Feb 23, 2026 00:45:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
435999571,35cyclictest8796-21sh22:50:132
435199554,44cyclictest17914-21ssh21:25:121
434399554,7cyclictest131rcu_preempt19:55:140
435199541,41cyclictest23287-21ssh22:40:121
435999512,12cyclictest0-21swapper/221:40:122
435199482,34cyclictest26234-21ssh00:30:141
435199473,39cyclictest12518-21ssh21:40:131
437199467,21cyclictest28366irq/58-eth023:25:143
4359994522,18cyclictest27-21ksoftirqd/221:45:122
4359994518,19cyclictest27-21ksoftirqd/219:20:132
4343994411,23cyclictest12-21ksoftirqd/020:50:130
437199432,25cyclictest28366irq/58-eth023:30:133
434399431,3cyclictest131rcu_preempt21:40:130
4371994222,14cyclictest28366irq/58-eth022:50:123
4371994210,16cyclictest28366irq/58-eth022:35:143
4371994210,16cyclictest28366irq/58-eth022:35:143
434399423,6cyclictest131rcu_preempt19:10:130
434399412,23cyclictest7147-21ssh21:55:130
435199382,30cyclictest17836-21ssh22:55:131
437199379,17cyclictest28366irq/58-eth021:25:123
4371993716,14cyclictest28366irq/58-eth022:45:143
437199371,19cyclictest28366irq/58-eth000:05:123
435199373,20cyclictest21427-21ssh23:15:141
435999362,26cyclictest29162-21tr23:00:212
435999362,18cyclictest924-21snmpd23:36:202
435999362,17cyclictest18392-21kthreadcore23:30:222
434399365,4cyclictest131rcu_preempt22:15:130
437199351,21cyclictest28366irq/58-eth019:25:133
437199351,20cyclictest28366irq/58-eth019:50:133
435999354,19cyclictest5239-21ssh22:30:132
437199342,19cyclictest28366irq/58-eth023:20:143
435199342,22cyclictest3534-21ssh21:35:131
434399343,6cyclictest131rcu_preempt22:05:130
4343993419,9cyclictest0-21swapper/000:05:120
434399341,6cyclictest131rcu_preempt00:00:130
434399341,29cyclictest2804-21ssh00:35:160
437199333,15cyclictest28366irq/58-eth020:50:153
435999331,24cyclictest17823-21ssh22:55:112
435199332,26cyclictest26795-21ssh23:00:131
434399335,21cyclictest16154-21ssh22:00:130
434399332,28cyclictest3432-21ssh23:05:150
434399332,23cyclictest24791-21ssh23:35:120
437199323,16cyclictest28366irq/58-eth000:20:133
435999325,18cyclictest0-21swapper/221:50:122
435999323,20cyclictest22346irq/40-dwc2_hso19:40:132
435999323,18cyclictest22346irq/40-dwc2_hso00:05:122
435999321,27cyclictest17308-21rm00:25:142
4359993212,11cyclictest27-21ksoftirqd/220:15:142
435199322,23cyclictest14234-21ssh22:35:141
435199322,23cyclictest14234-21ssh22:35:131
437199315,19cyclictest28366irq/58-eth022:40:133
4371993116,9cyclictest28366irq/58-eth021:55:123
4351993120,7cyclictest0-21swapper/121:05:121
434399315,15cyclictest26997-21ssh21:30:140
434399312,21cyclictest15849-21ssh23:30:150
4343993113,6cyclictest121ksoftirqd/021:45:120
437199302,17cyclictest28366irq/58-eth000:30:143
435999302,22cyclictest14376-21ssh21:58:212
434399305,22cyclictest8885-21ssh21:20:130
4343993023,3cyclictest12-21ksoftirqd/019:50:130
434399301,16cyclictest8330-21ssh00:20:140
435199292,21cyclictest3876-21ssh23:59:211
4343992915,7cyclictest121ksoftirqd/019:40:120
437199283,18cyclictest0-21swapper/323:37:213
437199283,16cyclictest0-21swapper/322:17:213
435999283,14cyclictest22346irq/40-dwc2_hso20:50:132
435999282,21cyclictest17079-21ssh22:17:222
435999282,20cyclictest1472-21ssh23:40:142
435999282,11cyclictest0-21swapper/221:26:222
435999282,10cyclictest20609-21ssh22:37:222
435999282,10cyclictest20609-21ssh22:37:212
435999281,22cyclictest21695-21ssh22:01:212
435199286,13cyclictest0-21swapper/121:20:131
435199282,18cyclictest22837-21tr22:20:221
434399283,3cyclictest131rcu_preempt21:10:110
434399282,20cyclictest24835-21ssh00:28:470
4343992820,3cyclictest0-21swapper/022:45:120
435999273,8cyclictest0-21swapper/223:59:202
435999273,7cyclictest0-21swapper/222:20:222
435999271,16cyclictest30348-21ssh23:20:162
435199272,17cyclictest6853-21ssh23:25:131
434399276,16cyclictest31829-21diskmemload00:15:140
434399274,13cyclictest22092-21kworker/u8:022:50:120
4343992721,3cyclictest6874-21ssh23:25:140
437199265,11cyclictest28366irq/58-eth022:30:133
437199263,11cyclictest0-21swapper/300:38:213
437199262,17cyclictest28366irq/58-eth022:20:143
435999264,13cyclictest22346irq/40-dwc2_hso21:15:122
4359992612,11cyclictest13003-21unixbench_multi21:20:292
435999261,14cyclictest31830-21ssh00:15:142
435199263,15cyclictest4335-21cyclictest20:45:131
435199261,20cyclictest18783-21apt-get19:25:011
434399265,6cyclictest12492-21ssh23:10:140
437199253,11cyclictest0-21swapper/323:00:123
437199251,15cyclictest28366irq/58-eth020:55:143
435999253,15cyclictest22346irq/40-dwc2_hso20:05:122
435999252,5cyclictest28685-21ssh22:25:142
435999252,5cyclictest28685-21ssh22:25:142
435999251,8cyclictest3510-21ssh21:35:122
435199259,7cyclictest21-21ksoftirqd/119:56:161
434399252,16cyclictest1677-21ssh22:10:120
437199249,9cyclictest28366irq/58-eth000:25:143
437199241,13cyclictest0-21swapper/323:40:133
435999244,14cyclictest22346irq/40-dwc2_hso19:35:132
435999243,11cyclictest22346irq/40-dwc2_hso21:00:112
4359992415,5cyclictest0-21swapper/219:55:152
4359992410,9cyclictest0-21swapper/200:20:132
435999240,15cyclictest26295-21latency00:10:232
4351992414,7cyclictest21-21ksoftirqd/123:40:011
435199241,18cyclictest1473-21ssh23:40:131
434399242,7cyclictest131rcu_preempt22:57:210
4371992312,7cyclictest28366irq/58-eth021:45:123
435999232,16cyclictest0-21swapper/223:28:212
435999231,18cyclictest2859-21cpuspeed00:35:172
435199239,8cyclictest21-21ksoftirqd/123:48:091
435199239,4cyclictest21-21ksoftirqd/123:20:031
435199237,14cyclictest21-21ksoftirqd/122:15:011
435199232,4cyclictest131rcu_preempt22:15:271
435199232,18cyclictest20068-21kthreadcore23:50:181
4351992311,2cyclictest131rcu_preempt20:50:131
4351992311,10cyclictest0-21swapper/121:10:411
437199223,13cyclictest0-21swapper/323:59:213
435999226,8cyclictest12064-21apt-config23:10:012
435999224,13cyclictest22346irq/40-dwc2_hso23:45:122
435999223,10cyclictest0-21swapper/220:00:152
435999222,17cyclictest22346irq/40-dwc2_hso19:30:132
4359992211,9cyclictest20827-21ssh23:14:462
4359992211,5cyclictest13385-21ssh00:04:562
435199229,7cyclictest131rcu_preempt00:25:241
435199229,4cyclictest21-21ksoftirqd/122:01:131
435199228,7cyclictest21-21ksoftirqd/120:00:291
435199228,5cyclictest21-21ksoftirqd/120:55:131
435199226,10cyclictest21-21ksoftirqd/100:15:571
435199221,16cyclictest28898-21grep22:25:181
435199221,16cyclictest28898-21grep22:25:171
435199221,15cyclictest22813-21sh00:10:131
4351992210,10cyclictest0-21swapper/123:13:531
4351992210,10cyclictest0-21swapper/100:03:001
434399221,5cyclictest28221-21apt-get23:55:120
4343992212,5cyclictest19907-21kthreadcore21:25:210
434399221,16cyclictest22812-21ssh00:10:140
437199215,8cyclictest28366irq/58-eth022:00:133
435999218,9cyclictest27-21ksoftirqd/222:40:052
435999218,4cyclictest8397-21munin-plugin-st22:50:002
435999214,7cyclictest24100-21kthreadcore21:10:202
435999213,15cyclictest4436-21latency_hist19:10:012
435999213,15cyclictest31149-21grep21:30:302
435999212,10cyclictest14283-21kthreadcore20:25:212
435999211,16cyclictest8649-21find20:55:122
435999211,11cyclictest29422-21kthreadcore00:30:222
435999211,11cyclictest28817-21ssh22:05:262
435999211,11cyclictest23630-21grep20:35:202
435999211,10cyclictest23020-21ntp_states23:50:262
435999211,10cyclictest10904-21fschecks_time19:50:172
435199219,5cyclictest21-21ksoftirqd/122:52:561
435199216,3cyclictest131rcu_preempt19:40:121
435199215,3cyclictest131rcu_preempt20:35:131
435199213,11cyclictest30647-21ssh21:30:271
435199213,10cyclictest21-21ksoftirqd/122:48:591
435199212,4cyclictest131rcu_preempt21:48:241
4351992113,4cyclictest20736-21vmstat23:30:311
4351992112,6cyclictest8487-21sh00:20:161
4351992111,8cyclictest201rcuc/121:15:121
4351992111,6cyclictest0-21swapper/121:00:241
435199210,18cyclictest22851-21ls19:25:291
434399213,13cyclictest633-21Async12:11:530
434399212,15cyclictest19659-21ssh22:20:120
434399212,14cyclictest0-21swapper/023:22:200
434399212,10cyclictest4157-21sed21:35:170
4343992112,6cyclictest18086-21sendmail_mailst22:35:290
4343992112,6cyclictest18086-21sendmail_mailst22:35:280
4343992111,6cyclictest28509-21cron19:35:010
437199209,6cyclictest0-21swapper/300:10:513
4371992013,4cyclictest28366irq/58-eth021:10:183
435999201,9cyclictest6660-21kthreadcore19:10:202
435999201,9cyclictest22966-21apt21:10:022
435999201,9cyclictest21673-21fschecks_time23:15:172
435999201,16cyclictest4926-21kthreadcore22:10:212
435999201,11cyclictest32661-21kthreadcore20:45:202
435999201,10cyclictest6071-21cut19:45:162
435999201,10cyclictest32222-21kthreadcore20:10:222
435199209,4cyclictest21-21ksoftirqd/100:06:481
435199208,4cyclictest21-21ksoftirqd/122:05:091
435199207,5cyclictest21-21ksoftirqd/123:06:131
435199207,10cyclictest131rcu_preempt21:55:241
4351992014,4cyclictest0-21swapper/122:30:271
4351992011,7cyclictest1-21systemd00:37:191
434399204,11cyclictest0-21swapper/020:25:140
4343992012,4cyclictest32681-21interrupts21:15:170
437199199,8cyclictest0-21swapper/300:16:463
437199199,6cyclictest0-21swapper/322:58:203
437199193,7cyclictest28366irq/58-eth020:15:143
437199192,11cyclictest0-21swapper/321:15:123
437199192,10cyclictest0-21swapper/321:20:143
437199192,10cyclictest0-21swapper/319:30:133
4371991911,5cyclictest28366irq/58-eth021:40:133
437199191,12cyclictest0-21swapper/321:05:223
4371991910,6cyclictest0-21swapper/322:27:513
4371991910,6cyclictest0-21swapper/322:27:503
435999197,5cyclictest17149-21wc20:30:162
435999191,9cyclictest7456-21uniq20:20:162
435999191,9cyclictest27240-21uname20:40:192
435999191,8cyclictest20516-21kthreadcore19:25:202
435999191,15cyclictest11053-21kthreadcore19:15:232
435199195,4cyclictest21-21ksoftirqd/121:52:111
435199195,4cyclictest21-21ksoftirqd/120:05:211
4351991914,3cyclictest0-21swapper/119:45:221
4351991913,4cyclictest21-21ksoftirqd/120:20:201
435199191,10cyclictest21-21ksoftirqd/119:35:151
435199190,15cyclictest2710-21ls20:15:171
434399192,13cyclictest5071-21ntp_192.168.11423:40:250
434399191,8cyclictest0-21swapper/022:30:210
4343991913,4cyclictest12-21ksoftirqd/022:25:180
4343991913,4cyclictest12-21ksoftirqd/022:25:170
4343991913,4cyclictest0-21swapper/019:15:190
4343991911,5cyclictest23253-21/usr/sbin/munin22:40:150
437199188,6cyclictest0-21swapper/322:10:583
437199182,10cyclictest0-21swapper/323:45:133
437199182,10cyclictest0-21swapper/323:05:053
437199182,10cyclictest0-21swapper/320:45:133
437199182,10cyclictest0-21swapper/320:20:133
437199182,10cyclictest0-21swapper/320:10:143
437199182,10cyclictest0-21swapper/319:35:143
437199182,10cyclictest0-21swapper/319:20:133
4371991812,4cyclictest0-21swapper/320:25:173
435199186,4cyclictest131rcu_preempt20:40:161
435199184,10cyclictest21-21ksoftirqd/119:15:181
435199182,9cyclictest21-21ksoftirqd/120:15:011
435199181,15cyclictest19963-21kthreadcore20:30:221
434399189,7cyclictest27323-21sed23:00:180
434399183,10cyclictest30582-21ssh21:50:140
434399182,2cyclictest131rcu_preempt20:55:130
4343991811,5cyclictest22750-21kthreadcore23:50:230
434399181,14cyclictest26589-21apt-get20:40:120
4343991811,4cyclictest26193-21/usr/sbin/munin00:30:180
434399181,13cyclictest28740-21apt-get19:35:120
434399181,13cyclictest21564-21diskstats23:15:170
434399181,13cyclictest10328-21ssh23:45:130
437199179,6cyclictest0-21swapper/323:52:413
437199179,6cyclictest0-21swapper/322:05:053
437199179,6cyclictest0-21swapper/321:51:433
437199179,6cyclictest0-21swapper/321:33:263
437199179,6cyclictest0-21swapper/300:00:283
437199172,9cyclictest0-21swapper/320:40:143
437199172,10cyclictest0-21swapper/323:10:043
437199171,12cyclictest0-21swapper/320:35:013
437199171,11cyclictest0-21swapper/323:15:163
435199178,6cyclictest0-21swapper/119:50:321
435199175,9cyclictest8088-21grep19:10:251
435199173,3cyclictest131rcu_preempt20:25:181
435199171,2cyclictest131rcu_preempt19:30:121
434399178,7cyclictest18349-21apt-get21:05:120
434399172,13cyclictest32638-21kthreadcore20:45:200
434399172,10cyclictest0-21swapper/020:00:140
434399171,2cyclictest131rcu_preempt20:30:120
4343991711,4cyclictest17708-21proc_pri19:20:260
434399171,12cyclictest21761-21apt-get20:35:130
437199162,10cyclictest0-21swapper/321:35:123
434399163,10cyclictest30112-21cpuspeed20:10:140
434399162,11cyclictest9265-21kthreadcore20:20:200
434399162,11cyclictest18118-21idleruntime-cro21:05:000
434399161,12cyclictest2566-21diskstats20:15:170
4343991610,4cyclictest19417-21tail19:25:180
437199152,9cyclictest0-21swapper/320:05:153
437199152,10cyclictest0-21swapper/320:35:143
437199151,9cyclictest0-21swapper/319:45:143
435199151,11cyclictest4439-21latency_hist19:10:021
434399150,8cyclictest25280-21ls20:05:150
437199149,3cyclictest0-21swapper/319:55:113
437199145,6cyclictest33-21ksoftirqd/321:00:203
437199141,8cyclictest0-21swapper/320:00:143
434399140,10cyclictest4251-21latency_hist19:10:020
437199138,3cyclictest0-21swapper/319:10:073
437199122,6cyclictest0-21swapper/319:40:133
437199122,6cyclictest0-21swapper/319:15:183
437199113,6cyclictest0-21swapper/319:10:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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