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2026-02-25 - 10:14
[ 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 highest latencies:
System rack7slot4s.osadl.org (updated Wed Feb 25, 2026 00:45:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9660996628,26cyclictest28366irq/58-eth023:35:113
9629995132,7cyclictest12-21ksoftirqd/023:40:120
966099484,27cyclictest28366irq/58-eth000:00:143
966099474,23cyclictest28366irq/58-eth019:40:133
962999471,4cyclictest131rcu_preempt23:15:130
966099443,19cyclictest28366irq/58-eth023:40:133
966099433,23cyclictest28366irq/58-eth019:45:133
966099423,23cyclictest28366irq/58-eth021:10:153
965299413,23cyclictest5316-21ssh21:15:132
966099402,23cyclictest28366irq/58-eth019:25:133
9660994014,19cyclictest28366irq/58-eth023:30:123
966099394,22cyclictest28366irq/58-eth023:00:143
966099393,22cyclictest28366irq/58-eth023:50:123
966099392,21cyclictest28366irq/58-eth022:20:123
966099391,18cyclictest28366irq/58-eth021:50:113
9652993915,18cyclictest27-21ksoftirqd/223:40:132
965299382,18cyclictest17988-21tr22:50:222
9629993822,7cyclictest12-21ksoftirqd/020:15:120
965299372,18cyclictest30408-21ssh22:57:222
963999372,28cyclictest5844-21ssh22:45:121
966099365,19cyclictest28366irq/58-eth021:40:123
9660993618,11cyclictest28366irq/58-eth022:30:143
966099354,16cyclictest28366irq/58-eth021:15:133
965299355,13cyclictest2364-21ssh23:55:142
9629993510,18cyclictest30346-21sh22:57:180
965299341,16cyclictest11783-21sh21:54:222
962999332,23cyclictest25599-21ssh22:20:130
966099321,18cyclictest28366irq/58-eth023:10:143
9629993218,3cyclictest12-21ksoftirqd/022:10:120
966099313,19cyclictest28366irq/58-eth023:55:143
966099312,10cyclictest0-21swapper/322:15:053
966099301,15cyclictest28366irq/58-eth022:00:113
965299301,17cyclictest29334-21ssh00:10:132
963999302,23cyclictest2204-21ssh22:25:141
966099291,12cyclictest0-21swapper/322:40:143
966099291,12cyclictest0-21swapper/322:40:143
9660992910,6cyclictest0-21swapper/321:32:193
965299292,21cyclictest25126-21ssh23:12:222
965299292,21cyclictest16780-21ssh23:45:122
965299292,20cyclictest24148-21ssh21:42:042
963999292,19cyclictest2859-21apt-get20:10:131
966099283,16cyclictest0-21swapper/322:35:223
966099281,11cyclictest0-21swapper/321:50:013
965299282,9cyclictest29066-21cut23:50:222
965299280,2cyclictest0-21swapper/223:05:112
963999288,11cyclictest21-21ksoftirqd/122:05:131
963999281,20cyclictest23892-21sh00:25:111
966099273,18cyclictest0-21swapper/323:18:223
966099272,18cyclictest0-21swapper/322:27:213
966099272,15cyclictest28366irq/58-eth021:35:103
965299272,15cyclictest924-21snmpd19:45:142
962999272,19cyclictest18904-21ssh21:57:080
962999271,14cyclictest8893-21ssh21:35:100
9660992613,7cyclictest0-21swapper/322:57:223
966099261,17cyclictest28366irq/58-eth023:45:123
9660992610,6cyclictest28366irq/58-eth000:15:133
9660992610,6cyclictest28366irq/58-eth000:15:133
965299262,18cyclictest22346irq/40-dwc2_hso23:30:122
965299262,17cyclictest22346irq/40-dwc2_hso21:25:112
9652992614,5cyclictest0-21swapper/219:15:122
965299261,19cyclictest21331-21munin-run22:00:022
963999263,8cyclictest131rcu_preempt21:05:131
963999263,10cyclictest131rcu_preempt22:50:151
9639992620,3cyclictest21-21ksoftirqd/121:55:131
9639992620,3cyclictest0-21swapper/100:00:151
963999261,19cyclictest7480-21ssh22:10:141
962999262,17cyclictest18718-21ssh23:10:130
9629992612,9cyclictest9621-21cyclictest23:45:120
966099253,16cyclictest0-21swapper/322:52:233
965299255,14cyclictest27-21ksoftirqd/222:00:142
965299253,18cyclictest22346irq/40-dwc2_hso21:35:092
965299252,9cyclictest0-21swapper/220:45:132
963999255,17cyclictest9664-21ssh23:05:091
963999253,20cyclictest25735-21ssh23:50:121
963999251,21cyclictest4209-21ssh23:20:121
963999251,20cyclictest0-21swapper/120:50:101
963999251,18cyclictest20363-21ssh00:05:141
966099247,11cyclictest0-21swapper/321:25:133
966099242,11cyclictest0-21swapper/322:47:163
963999243,17cyclictest5898-21ssh00:15:131
963999243,17cyclictest5898-21ssh00:15:131
963999243,15cyclictest13162-21ssh00:35:271
963999242,18cyclictest596-21ssh23:00:151
9639992417,6cyclictest21-21ksoftirqd/122:40:121
9639992417,6cyclictest21-21ksoftirqd/122:40:121
963999241,6cyclictest26801-21tr22:20:191
9639992416,6cyclictest22632-21kthreadcore22:35:221
963999241,3cyclictest131rcu_preempt19:10:121
962999242,18cyclictest14384-21apt-get21:20:130
962999241,19cyclictest23342-21ssh21:25:110
966099236,12cyclictest0-21swapper/323:05:123
966099233,13cyclictest0-21swapper/322:12:103
966099231,15cyclictest28366irq/58-eth021:55:123
965299235,9cyclictest1001-21grep23:00:192
965299232,16cyclictest22346irq/40-dwc2_hso22:30:132
965299232,16cyclictest0-21swapper/222:47:162
965299232,15cyclictest0-21swapper/219:40:132
965299231,4cyclictest0-21swapper/219:35:142
965299231,10cyclictest2921866ssh22:40:122
965299231,10cyclictest2921866ssh22:40:122
963999233,16cyclictest14993-21ssh00:20:141
963999231,9cyclictest131rcu_preempt00:10:121
963999231,18cyclictest3645-21ssh21:50:121
962999233,6cyclictest0-21swapper/020:10:120
962999231,16cyclictest28739-21ssh21:10:150
962999231,10cyclictest507-21ntp_192.168.11400:10:260
966099223,14cyclictest28366irq/58-eth023:20:133
9660992210,9cyclictest0-21swapper/300:20:183
965299229,10cyclictest0-21swapper/222:15:302
965299227,7cyclictest15191-21fschecks_time00:20:172
965299222,4cyclictest1082466kworker/u9:021:20:142
965299221,8cyclictest2496-21cat22:25:172
965299221,6cyclictest0-21swapper/222:36:222
965299221,15cyclictest28312-21diskmemload00:02:292
965299221,15cyclictest27016-21ssh21:45:132
965299221,14cyclictest28312-21diskmemload23:35:112
963999222,18cyclictest1597-21ssh23:17:221
962999226,10cyclictest131rcu_preempt21:20:000
962999222,17cyclictest151rcuc/022:30:130
962999221,9cyclictest25850-21df_inode23:50:150
9629992213,6cyclictest9295-21cron23:05:010
962999221,10cyclictest22201-21kthreadcore22:35:200
965299216,12cyclictest22778-21cut00:05:222
965299213,16cyclictest22346irq/40-dwc2_hso21:10:142
965299211,6cyclictest0-21swapper/222:10:222
965299211,4cyclictest28312-21diskmemload00:15:382
965299211,4cyclictest28312-21diskmemload00:15:372
965299211,17cyclictest14165-21ls20:55:162
965299211,11cyclictest31551-21grep23:15:292
965299211,10cyclictest28855-21kthreadcore22:20:212
9652992110,8cyclictest0-21swapper/220:15:222
963999219,9cyclictest21-21ksoftirqd/119:20:111
963999215,12cyclictest2354-21ssh23:55:131
963999212,16cyclictest32383-21rm21:30:141
963999211,2cyclictest131rcu_preempt21:35:101
963999211,17cyclictest8992-21ssh21:15:251
9639992111,7cyclictest12371-21cat23:40:311
963999211,16cyclictest4271-21apt-get20:45:111
962999212,16cyclictest5864-21ssh22:45:130
962999212,15cyclictest20810-21apt-get19:55:120
9629992114,4cyclictest0-21swapper/000:20:190
9629992113,6cyclictest0-21swapper/000:20:020
966099207,6cyclictest0-21swapper/300:35:123
9660992012,5cyclictest0-21swapper/300:35:013
9660992012,5cyclictest0-21swapper/300:35:013
965299209,8cyclictest0-21swapper/221:00:242
965299203,7cyclictest131rcu_preempt00:30:202
965299203,7cyclictest131rcu_preempt00:30:202
965299201,3cyclictest0-21swapper/223:28:362
9652992011,7cyclictest26418-21usage_EthcTask20:30:302
965299201,16cyclictest472-21irqrtprio21:30:192
965299201,10cyclictest9622-21cut00:35:162
965299201,10cyclictest23881-21apt-get00:25:102
963999207,10cyclictest26994-21apt-get21:45:131
963999202,15cyclictest14405-21sh21:20:141
963999202,13cyclictest13279-21ssh23:25:141
963999201,6cyclictest19233-21latency_hist19:20:011
963999201,16cyclictest17976-21sh21:40:131
963999201,13cyclictest29013-21ls19:30:021
962999203,12cyclictest0-21swapper/019:50:130
962999202,7cyclictest18498-21ntp_192.168.11422:50:240
962999202,4cyclictest0-21swapper/020:55:120
962999201,7cyclictest1126-21sed00:30:200
962999201,7cyclictest1126-21sed00:30:200
962999201,11cyclictest0-21swapper/000:16:240
962999201,10cyclictest28595-21kthreadcore20:35:200
966099199,4cyclictest0-21swapper/321:20:173
966099192,11cyclictest0-21swapper/323:25:143
966099192,11cyclictest0-21swapper/321:05:133
966099192,11cyclictest0-21swapper/320:15:133
966099191,12cyclictest0-21swapper/320:45:153
9660991910,7cyclictest28366irq/58-eth000:10:143
965299197,4cyclictest7806-21missed_timers23:20:232
965299196,6cyclictest1081-21cut22:05:222
965299196,5cyclictest30901-21unixbench_singl20:35:282
965299195,5cyclictest0-21swapper/219:20:252
965299192,14cyclictest30988-21kthreadcore19:30:212
965299191,9cyclictest32079-21grep20:40:152
965299191,9cyclictest25412-21basename20:00:012
965299191,5cyclictest760-21kthreadcore20:05:222
965299191,5cyclictest0-21swapper/221:05:132
965299191,15cyclictest17323-21latency_hist20:25:022
965299191,14cyclictest22346irq/40-dwc2_hso20:10:132
965299191,10cyclictest16166-21grep19:50:162
9652991910,3cyclictest9762-21acpi19:10:122
963999195,3cyclictest131rcu_preempt20:55:171
963999192,15cyclictest895-21kthreadcore23:35:201
963999192,13cyclictest20453-21ntp_states23:45:241
9639991913,3cyclictest0-21swapper/122:00:141
9639991911,6cyclictest31589-21sshd20:36:501
9639991911,6cyclictest30220-21sshd20:01:231
963999191,15cyclictest22410-21fschecks_time23:30:151
963999191,15cyclictest19060-21ssh23:10:181
963999191,15cyclictest18891-21apt-get21:00:131
963999191,15cyclictest12650-21kthreadcore22:30:201
9639991911,4cyclictest0-21swapper/119:30:141
963999191,12cyclictest16118-21uniq19:50:161
9639991910,6cyclictest3895-21cut00:30:241
9639991910,6cyclictest3895-21cut00:30:241
962999192,7cyclictest31899-21irqstats23:35:180
962999191,9cyclictest24659-21kthreadcore00:25:180
962999191,9cyclictest0-21swapper/021:41:430
962999191,7cyclictest6719-21usage_EthcTask22:25:310
962999191,2cyclictest131rcu_preempt23:25:120
962999191,11cyclictest19546-21cut19:20:140
9629991910,7cyclictest13887-21cat00:35:300
9629991910,6cyclictest0-21swapper/019:45:170
966099189,6cyclictest0-21swapper/300:06:043
966099187,6cyclictest0-21swapper/300:27:443
966099184,9cyclictest0-21swapper/322:05:123
966099182,9cyclictest0-21swapper/319:15:143
966099182,10cyclictest0-21swapper/321:00:043
966099182,10cyclictest0-21swapper/320:35:143
966099182,10cyclictest0-21swapper/320:10:143
966099182,10cyclictest0-21swapper/319:55:133
966099181,13cyclictest0-21swapper/320:40:113
966099181,10cyclictest0-21swapper/320:05:013
965299181,9cyclictest25619-21/usr/sbin/munin20:00:292
965299181,9cyclictest11835-21kthreadcore20:50:182
965299181,8cyclictest24583-21irqcore19:25:162
965299181,8cyclictest18314-21kthreadcore20:25:182
963999183,12cyclictest24032-21kthreadcore19:55:211
963999182,13cyclictest3323-21sed20:40:281
963999181,15cyclictest30729-21ssh21:10:221
963999181,14cyclictest23461-21/usr/sbin/munin21:25:141
963999181,13cyclictest16539-21ssh22:15:121
9639991810,6cyclictest24296-21grep22:55:171
9639991810,6cyclictest0-21swapper/120:30:161
963999180,9cyclictest6313-21/usr/sbin/munin19:40:181
962999187,8cyclictest21989-21hwlatdetect22:00:170
962999187,8cyclictest18972-21df21:00:150
962999187,7cyclictest12-21ksoftirqd/019:10:130
962999185,4cyclictest91-21pr/ttyS021:10:010
962999183,4cyclictest131rcu_preempt22:45:010
962999183,4cyclictest131rcu_preempt22:45:000
962999182,14cyclictest20334-21ssh00:05:120
962999182,14cyclictest17139-21kthreadcore19:15:210
9629991812,4cyclictest0-21swapper/021:30:140
9629991812,4cyclictest0-21swapper/020:30:170
9629991812,4cyclictest0-21swapper/019:10:020
962999180,5cyclictest28312-21diskmemload21:50:180
966099172,10cyclictest0-21swapper/320:55:143
966099171,13cyclictest0-21swapper/319:35:223
963999176,8cyclictest21-21ksoftirqd/120:20:141
963999175,9cyclictest31481-21kthreadcore20:05:201
963999175,9cyclictest13242-21kthreadcore19:45:211
963999171,12cyclictest1501-21apt-get19:35:131
963999171,11cyclictest18620-21kthreadcore20:25:181
962999179,5cyclictest5993-21/usr/sbin/munin23:55:230
962999179,5cyclictest30409-21kthreadcore21:45:220
962999178,6cyclictest0-21swapper/020:00:240
962999177,7cyclictest387-21cat19:30:290
962999172,2cyclictest131rcu_preempt22:05:150
962999172,12cyclictest17251-21irqstats22:15:180
9629991711,4cyclictest0-21swapper/020:40:260
962999171,13cyclictest27568-21memory19:25:220
962999171,13cyclictest22210-21ssh23:30:120
962999171,12cyclictest11500-21diskstats00:00:170
9629991710,4cyclictest9498-21kthreadcore19:40:220
9629991710,4cyclictest7796-21missed_timers23:20:230
966099162,9cyclictest0-21swapper/320:30:143
966099162,8cyclictest28366irq/58-eth020:25:113
966099161,9cyclictest0-21swapper/320:20:283
966099161,10cyclictest0-21swapper/319:30:143
965299165,9cyclictest9674-21date19:10:022
963999161,12cyclictest7662-21apt-get20:15:111
962999163,10cyclictest21212-21sed20:25:280
962999161,12cyclictest9777-21df23:05:130
962999161,11cyclictest11893-21kthreadcore20:50:200
962999151,11cyclictest4688-21irqcore20:45:170
962999151,11cyclictest30474-21apt-get20:05:130
962999151,11cyclictest12526-21apt-get20:20:130
962999150,12cyclictest2420-21kthreadcore19:35:190
963999141,10cyclictest9694-21latency_hist19:10:021
966099131,8cyclictest0-21swapper/320:05:233
966099131,10cyclictest0-21swapper/319:10:173
966099122,6cyclictest0-21swapper/319:20:113
966099121,8cyclictest0-21swapper/320:55:013
966099112,8cyclictest0-21swapper/319:50:143
966099101,7cyclictest0-21swapper/319:10:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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