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2026-01-26 - 10:13
[ 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 all highest latencies:
System rack7slot4s.osadl.org (updated Mon Jan 26, 2026 00:45:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
971799632,38cyclictest23004-21ssh22:55:112
970999574,44cyclictest6768-21ssh22:10:121
9717995617,15cyclictest13991-21ssh00:20:122
9717995328,16cyclictest0-21swapper/221:00:122
9717994938,5cyclictest31617-21apt-get20:40:122
9717994832,4cyclictest10378-21apt-get22:30:122
9717994731,12cyclictest15847-21apt-get22:15:132
972699466,29cyclictest28366irq/58-eth020:25:173
972699463,25cyclictest28366irq/58-eth019:15:133
972699462,39cyclictest0-21swapper/323:00:123
9717994517,13cyclictest0-21swapper/200:05:132
9717994517,10cyclictest26768-21cut23:50:202
9717994413,12cyclictest73-21kswapd019:25:172
9717994413,12cyclictest73-21kswapd019:25:162
972699435,20cyclictest0-21swapper/323:35:143
972699434,25cyclictest28366irq/58-eth023:25:133
972699431,27cyclictest28366irq/58-eth019:25:143
972699431,27cyclictest28366irq/58-eth019:25:133
9717994325,14cyclictest24895-21apt-get22:20:122
9717994314,12cyclictest4466-21ssh21:30:532
9717994312,18cyclictest8997-21timerandwakeup22:45:292
9717994312,18cyclictest8997-21timerandwakeup22:45:292
970999432,27cyclictest750-21sendmail-mta00:00:131
9717994226,9cyclictest0-21swapper/223:45:122
9717994224,13cyclictest17508-21apt-get23:10:122
9717994216,11cyclictest28018-21sh21:10:032
971799413,2cyclictest0-21swapper/221:35:122
9717994114,14cyclictest21433-21sh22:53:342
972699406,22cyclictest28366irq/58-eth000:10:133
972699406,20cyclictest28366irq/58-eth021:50:143
972699403,24cyclictest28366irq/58-eth022:00:143
9717994021,15cyclictest26683-21grep21:45:172
9717994014,14cyclictest14165-21grep19:45:212
972699391,31cyclictest0-21swapper/322:05:133
972699391,31cyclictest0-21swapper/322:05:133
971799399,16cyclictest24727-21ssh21:25:212
9717993916,16cyclictest0-21swapper/222:42:502
9717993913,14cyclictest27768-21diskmemload22:27:092
9717993912,17cyclictest0-21swapper/223:08:462
970199391,31cyclictest28163-21ssh21:10:110
9717993827,6cyclictest13752-21ssh21:20:142
9717993816,6cyclictest27768-21diskmemload21:19:402
9717993814,10cyclictest9635-21kthreadcore22:10:202
9717993813,11cyclictest0-21swapper/200:14:362
971799381,20cyclictest30216-21rm22:05:132
971799381,20cyclictest30216-21rm22:05:122
9717993811,11cyclictest0-21swapper/223:01:032
970199382,11cyclictest25793-21ssh21:44:380
970199381,29cyclictest19455-21ssh00:05:120
970199381,11cyclictest18441-21ssh23:27:110
971799372,29cyclictest26271-21rm23:30:422
9717993719,15cyclictest0-21swapper/222:35:172
9717993716,9cyclictest27768-21diskmemload00:37:042
9717993715,7cyclictest21263-21usage_Anybus20:25:322
9717993715,12cyclictest13038-21ssh23:42:052
9717993714,10cyclictest0-21swapper/200:18:052
9717993713,14cyclictest27982-21sed21:10:022
9717993713,11cyclictest0-21swapper/223:55:272
9717993712,13cyclictest18044-21sed19:15:222
9717993712,11cyclictest27768-21diskmemload23:38:422
972699365,19cyclictest0-21swapper/321:35:113
972699363,22cyclictest28366irq/58-eth000:25:143
9717993628,4cyclictest10451-21apt-get00:00:162
9717993623,8cyclictest26591-21ssh23:15:142
9717993617,16cyclictest26567-21ntp_states00:25:282
9717993617,11cyclictest2360-21kthreadcore19:35:192
9717993615,11cyclictest0-21swapper/219:10:132
972699355,19cyclictest28366irq/58-eth020:35:143
972699351,31cyclictest0-21swapper/321:55:123
971799352,18cyclictest3117-21ssh21:50:142
9717993519,13cyclictest73-21kswapd000:33:292
9717993513,10cyclictest0-21swapper/223:23:252
9717993510,12cyclictest22046-21cpuspeed20:30:142
970199351,26cyclictest1427-21ssh23:55:130
972699346,20cyclictest0-21swapper/321:20:143
972699342,26cyclictest0-21swapper/322:55:123
9717993421,8cyclictest0-21swapper/219:20:122
9717993418,12cyclictest27101-21/usr/sbin/munin20:35:182
9717993418,12cyclictest1232-21sshd19:31:232
9717993417,8cyclictest6915-21sed19:40:182
9717993417,13cyclictest21352-21ssh22:00:152
9717993414,9cyclictest12407-21/usr/sbin/munin20:20:272
9717993413,13cyclictest30354-21latency_hist20:05:022
9717993413,13cyclictest22165-21kthreadcore19:55:192
9717993318,12cyclictest16124-21fschecks_count19:50:162
9717993316,14cyclictest0-21swapper/223:29:422
972699323,22cyclictest0-21swapper/300:05:143
972699322,19cyclictest28366irq/58-eth000:35:143
972699321,27cyclictest0-21swapper/320:50:113
972699320,2cyclictest0-21swapper/322:45:123
972699320,2cyclictest0-21swapper/322:45:123
9717993219,10cyclictest4335-21grep20:45:162
9717993219,10cyclictest11066-21ntp_states20:15:252
9717993217,8cyclictest2447-21cat20:05:322
9717993216,13cyclictest11458-21kthreadcore20:50:212
9717993215,9cyclictest12019-21ssh21:55:042
972699312,25cyclictest0-21swapper/320:10:123
972699312,24cyclictest0-21swapper/323:30:153
972699312,23cyclictest0-21swapper/323:45:123
972699312,18cyclictest28366irq/58-eth000:15:123
972699311,26cyclictest0-21swapper/321:30:113
972699311,25cyclictest0-21swapper/319:50:143
9717993118,9cyclictest18165-21cat21:00:012
972699301,25cyclictest0-21swapper/321:45:123
972699301,23cyclictest0-21swapper/321:10:113
972699300,1cyclictest0-21swapper/323:15:143
9717993016,7cyclictest22790-21ssh21:41:052
9717993012,15cyclictest2782-21dpkg20:10:122
970999304,22cyclictest3156-21ssh23:20:141
970999302,22cyclictest6779-21ssh21:33:381
970199309,11cyclictest9689-21cyclictest20:10:150
970199301,23cyclictest3095-21sh21:50:120
972699291,2cyclictest0-21swapper/322:10:123
972699291,25cyclictest0-21swapper/323:20:143
972699291,24cyclictest0-21swapper/322:15:123
972699291,24cyclictest0-21swapper/319:20:123
972699281,24cyclictest0-21swapper/322:20:133
972699281,24cyclictest0-21swapper/319:35:123
972699281,23cyclictest0-21swapper/320:00:113
972699281,23cyclictest0-21swapper/319:55:123
972699281,22cyclictest0-21swapper/322:30:123
972699280,2cyclictest0-21swapper/323:50:153
972699280,23cyclictest0-21swapper/300:00:143
970999283,7cyclictest131rcu_preempt20:55:131
9701992810,11cyclictest31964-21ssh23:00:130
9726992717,7cyclictest28366irq/58-eth023:55:133
972699271,22cyclictest0-21swapper/321:40:123
972699270,2cyclictest0-21swapper/323:05:133
970999272,19cyclictest24947-21ssh21:43:391
9709992717,7cyclictest21-21ksoftirqd/119:25:131
9709992717,7cyclictest21-21ksoftirqd/119:25:131
970199272,19cyclictest17894-21ssh00:03:420
970199271,20cyclictest17539-21ssh23:10:130
972699263,20cyclictest0-21swapper/322:50:123
972699263,20cyclictest0-21swapper/320:20:133
972699261,2cyclictest0-21swapper/323:40:113
972699261,20cyclictest0-21swapper/320:45:133
972699260,1cyclictest0-21swapper/322:40:113
970999269,3cyclictest131rcu_preempt00:05:311
970999265,6cyclictest131rcu_preempt23:30:131
970999262,8cyclictest131rcu_preempt19:30:131
970999262,7cyclictest131rcu_preempt23:27:111
970999261,19cyclictest1473-21ssh22:25:151
970199262,19cyclictest8572-21ssh23:05:150
9701992616,7cyclictest0-21swapper/022:15:130
972699251,21cyclictest0-21swapper/319:30:233
972699250,2cyclictest0-21swapper/300:20:293
972699250,1cyclictest0-21swapper/320:55:123
970999254,18cyclictest13747-21ssh21:20:151
970999253,19cyclictest12161-21ssh21:55:121
972699242,18cyclictest0-21swapper/320:15:133
972699241,20cyclictest0-21swapper/321:25:253
972699241,20cyclictest0-21swapper/320:05:303
972699241,20cyclictest0-21swapper/319:10:153
972699241,20cyclictest0-21swapper/300:30:313
972699241,19cyclictest0-21swapper/322:35:143
972699240,1cyclictest0-21swapper/323:10:123
970999242,18cyclictest30255-21ssh23:35:141
9709992412,9cyclictest616-21dbus-daemon20:16:311
9709992411,11cyclictest0-21swapper/122:35:351
970199246,12cyclictest0-21swapper/021:15:150
970199242,17cyclictest14032-21ssh22:50:130
970199241,19cyclictest1472-21ssh22:25:140
970199241,16cyclictest31764-21ssh00:30:140
972699231,6cyclictest0-21swapper/321:00:123
972699231,4cyclictest0-21swapper/322:25:323
972699231,4cyclictest0-21swapper/320:40:113
972699231,2cyclictest0-21swapper/321:15:303
972699231,17cyclictest0-21swapper/321:05:143
972699230,2cyclictest0-21swapper/319:40:133
970999234,15cyclictest5050-21ssh22:45:151
970999234,15cyclictest5050-21ssh22:45:141
970999233,14cyclictest750-21sendmail-mta23:50:131
970999232,12cyclictest2951-21ntp_192.168.11400:30:241
9709992311,10cyclictest0-21swapper/122:15:151
970199232,15cyclictest5087-21ssh21:31:370
970199231,16cyclictest22850-21ssh00:25:130
972699221,18cyclictest0-21swapper/320:30:183
972699221,18cyclictest0-21swapper/319:45:203
9717992212,7cyclictest9731-21latency_hist19:10:012
970999228,3cyclictest0-21swapper/123:45:131
970999222,15cyclictest10394-21ssh22:30:131
970999221,2cyclictest131rcu_preempt00:22:241
970199226,9cyclictest131rcu_preempt22:35:190
970199224,9cyclictest131rcu_preempt22:10:110
970199224,11cyclictest9689-21cyclictest20:45:120
970199222,15cyclictest25596-21apt-get20:00:110
970199221,19cyclictest11901-21ls00:35:260
970999219,9cyclictest32219-21perl23:00:181
970999212,15cyclictest6282-21apt-get19:40:131
970999211,17cyclictest22873-21sh00:25:161
970999211,16cyclictest12248-21ssh23:05:271
970999211,11cyclictest201rcuc/122:40:121
9709992110,8cyclictest11415-21cat23:40:301
970199219,7cyclictest0-21swapper/019:35:130
970199218,8cyclictest12-21ksoftirqd/022:20:140
970199212,15cyclictest3166-21ssh23:20:140
9701992114,4cyclictest0-21swapper/023:40:010
970199211,3cyclictest131rcu_preempt20:25:150
9701992111,7cyclictest21388-21forks23:30:160
970199211,16cyclictest21978-21apt-get20:30:130
970999208,10cyclictest0-21swapper/122:21:571
970999203,14cyclictest8300-21ssh00:35:141
970999202,3cyclictest131rcu_preempt22:05:141
970999202,3cyclictest131rcu_preempt22:05:131
970999202,13cyclictest21-21ksoftirqd/119:55:121
9709992013,4cyclictest1812-21irqcore23:55:181
970999201,2cyclictest131rcu_preempt21:50:321
970999201,10cyclictest131rcu_preempt20:50:151
9709992010,7cyclictest7379-21cron20:15:011
970199209,3cyclictest131rcu_preempt22:45:320
970199209,3cyclictest131rcu_preempt22:45:310
970199201,7cyclictest8188-21tr00:15:210
970199201,4cyclictest22974-21sh21:25:160
9701992013,4cyclictest0-21swapper/022:00:010
970199201,15cyclictest28428-21ssh00:10:120
970199201,14cyclictest28429-21sh22:40:140
970199201,11cyclictest25418-21cut20:00:010
970999199,8cyclictest1481-21apt-get19:35:121
970999196,4cyclictest131rcu_preempt00:10:261
970999195,11cyclictest21-21ksoftirqd/120:00:101
970999192,7cyclictest31573-21munin-run23:00:011
970999192,14cyclictest17922-21ps23:10:181
970999191,9cyclictest31443-21latency_hist20:40:011
970999191,9cyclictest22273-21kthreadcore19:20:211
9709991911,5cyclictest28326-21grep21:10:161
970999191,15cyclictest27056-21sed21:45:181
970999191,15cyclictest26600-21ssh23:15:141
970999191,14cyclictest4004-21apt-get20:45:111
970999191,13cyclictest8841-21sed21:15:291
970999190,2cyclictest131rcu_preempt21:35:041
970199199,7cyclictest21393-21cut22:00:170
970199199,7cyclictest18489-21df_inode21:00:140
970199197,9cyclictest15428-21cron23:45:020
970199197,4cyclictest131rcu_preempt21:45:160
970199196,3cyclictest131rcu_preempt21:35:200
970199196,3cyclictest131rcu_preempt19:20:220
970199194,3cyclictest12-21ksoftirqd/019:10:130
970199191,8cyclictest131rcu_preempt19:40:210
970199191,14cyclictest30237-21sh22:05:140
970199191,14cyclictest30237-21sh22:05:140
970199191,14cyclictest26515-21ssh22:55:230
972699181,14cyclictest0-21swapper/319:10:023
970999182,2cyclictest131rcu_preempt20:30:141
970999182,13cyclictest5018-21ssh00:15:121
970999182,13cyclictest17230-21apt-get20:25:161
970999181,9cyclictest16827-21kthreadcore19:50:191
970999181,3cyclictest131rcu_preempt19:15:141
9709991813,3cyclictest0-21swapper/121:25:131
970999181,2cyclictest131rcu_preempt22:50:141
970999181,15cyclictest16139-21cat20:20:271
970999181,14cyclictest27771-21latency_hist21:10:011
9709991811,4cyclictest2545-21cron20:10:011
970999181,14cyclictest23930-21kthreadcore22:00:221
970199182,7cyclictest12-21ksoftirqd/020:55:290
970199182,6cyclictest12467-21tr22:30:210
970199182,4cyclictest12-21ksoftirqd/023:15:130
970199181,6cyclictest1888-21kthreadcore20:40:210
970199181,3cyclictest131rcu_preempt23:50:120
9701991812,4cyclictest14011-21cpu00:20:150
9701991811,5cyclictest0-21swapper/019:25:320
9701991811,5cyclictest0-21swapper/019:25:310
970199181,11cyclictest131rcu_preempt20:15:120
9701991810,6cyclictest12-21ksoftirqd/019:20:020
970999179,6cyclictest14501-21ntp_192.168.11419:45:241
970999177,8cyclictest9945-21df_inode19:10:141
970999170,2cyclictest131rcu_preempt21:00:261
970199173,6cyclictest131rcu_preempt19:30:150
970199172,8cyclictest131rcu_preempt21:05:260
970199171,13cyclictest13729-21apt-get21:20:140
970199171,13cyclictest12-21ksoftirqd/020:20:120
970199171,10cyclictest131rcu_preempt23:45:180
9701991710,5cyclictest11749-21irqstats19:45:180
9701991710,5cyclictest0-21swapper/020:50:260
970999161,2cyclictest131rcu_preempt20:40:131
970199162,8cyclictest28091-21tr20:35:210
970199161,7cyclictest9793-21cat19:10:020
9701991612,2cyclictest531-21usb-storage19:50:050
9701991510,3cyclictest0-21swapper/020:05:160
970999141,10cyclictest9765-21latency_hist19:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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