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2026-01-18 - 07:42
[ 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 Sun Jan 18, 2026 00:45:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3133899674,11cyclictest21-21ksoftirqd/120:45:151
3133899667,15cyclictest21-21ksoftirqd/122:15:121
3134699583,51cyclictest15906-21ssh21:30:122
3134699583,51cyclictest15906-21ssh21:30:122
3134699532,5cyclictest0-21swapper/219:50:132
3133899536,38cyclictest28085-21ssh21:55:131
3134699513,2cyclictest13471-21apt-get19:25:142
3134699511,3cyclictest0-21swapper/221:35:132
3134699511,3cyclictest0-21swapper/219:10:132
3133899513,37cyclictest8369-21ssh00:10:121
31338995010,24cyclictest21-21ksoftirqd/120:55:121
31338995010,24cyclictest21-21ksoftirqd/120:55:121
3134699491,2cyclictest0-21swapper/223:55:132
3134699491,2cyclictest0-21swapper/223:55:132
3133099492,8cyclictest131rcu_preempt23:05:130
3134699481,3cyclictest1291-21ssh21:40:122
3134699462,5cyclictest0-21swapper/223:25:112
3134699462,5cyclictest0-21swapper/223:25:112
3134699461,5cyclictest0-21swapper/220:05:122
31330994641,3cyclictest12434-21diskmemload22:00:120
3135499451,9cyclictest0-21swapper/322:05:123
3135499444,23cyclictest28366irq/58-eth000:05:133
3134699442,4cyclictest0-21swapper/220:15:132
3134699431,3cyclictest0-21swapper/223:40:132
3134699431,2cyclictest12434-21diskmemload23:15:102
3134699431,2cyclictest0-21swapper/222:55:132
3134699421,22cyclictest16594-21rm22:25:132
3135499412,20cyclictest28366irq/58-eth023:35:133
3134699412,4cyclictest0-21swapper/219:40:132
3133099413,34cyclictest21691-21ssh21:15:140
3134699401,9cyclictest29346-21kthreadcore22:50:192
3133099404,32cyclictest5295-21ssh23:50:130
31330994026,12cyclictest12-21ksoftirqd/021:30:120
31330994026,12cyclictest12-21ksoftirqd/021:30:120
3133099402,32cyclictest0-21swapper/019:35:150
31330994021,14cyclictest4996-21apt-get22:55:140
31354993919,11cyclictest0-21swapper/322:25:133
3134699395,26cyclictest1-21systemd23:12:542
3134699391,34cyclictest18832-21kthreadcore23:20:212
3134699390,8cyclictest24321-21ntp_states20:40:262
31338993925,7cyclictest131rcu_preempt21:10:141
3133899390,3cyclictest131rcu_preempt21:45:141
3133099393,30cyclictest1929-21ssh22:35:110
3133099393,30cyclictest1929-21ssh22:35:110
3133099393,25cyclictest11124-21ssh23:35:130
31330993912,10cyclictest1700-21ssh21:56:590
31330993911,15cyclictest29553-21ssh23:25:240
31330993911,15cyclictest29553-21ssh23:25:240
3134699389,27cyclictest10390-21kthreadcore00:10:212
3134699381,7cyclictest28821-21/usr/sbin/munin23:45:152
3134699381,10cyclictest20047-21cut00:40:022
3133899384,10cyclictest21-21ksoftirqd/122:25:131
3133099383,30cyclictest13460-21ssh22:05:120
31330993812,10cyclictest7558-21ssh23:14:400
3134699377,26cyclictest26920-21cat22:10:312
3134699377,26cyclictest26920-21cat22:10:312
3134699371,8cyclictest9268-21cut21:25:222
3134699371,8cyclictest924-21snmpd22:35:012
3134699371,8cyclictest23010-21cpuspeed00:00:142
3134699371,7cyclictest4470-21kthreadcore23:30:222
3134699371,7cyclictest20985-21ssh00:15:262
3134699371,7cyclictest11184-21latency_hist20:30:012
3134699371,32cyclictest19918-21fschecks_time22:45:142
3133899371,4cyclictest0-21swapper/120:35:111
3133099379,11cyclictest19964-21ssh23:40:120
3133099378,11cyclictest10669-21ssh23:34:580
31330993731,3cyclictest32657-21apt-get19:45:140
31330993729,4cyclictest10806-21apt-get22:40:120
31330993725,9cyclictest29096-21apt-get20:15:130
3134699365,5cyclictest13204-21sh22:05:012
3134699362,5cyclictest30781-21irqcore20:50:182
3134699361,8cyclictest3371-21/usr/sbin/munin00:25:172
3134699361,8cyclictest11659-21kthreadcore19:55:212
3134699361,7cyclictest6624-21unixbench_multi20:55:282
3134699361,7cyclictest6624-21unixbench_multi20:55:282
3134699361,6cyclictest10137-21kthreadcore22:20:212
3134699361,5cyclictest2578-21find22:15:292
3134699361,31cyclictest30181-21kthreadcore21:55:212
3133899361,31cyclictest22370-21ssh22:10:131
3133899361,31cyclictest22370-21ssh22:10:131
3133899361,27cyclictest7019-21rm21:25:121
3133099369,11cyclictest13160-21ssh23:15:350
31330993629,4cyclictest26190-21apt-get00:20:140
31330993629,3cyclictest14737-21apt-get20:00:130
31330993612,13cyclictest15865-21kthreadcore19:25:210
3134699357,26cyclictest29995-21sh23:08:282
3134699354,4cyclictest22807-21kthreadcore21:15:202
3134699351,9cyclictest21968-21cron22:10:022
3134699351,8cyclictest14193-21timerandwakeup21:45:302
3134699351,6cyclictest15495-21awk00:35:012
3134699351,6cyclictest14844-21mailstats20:30:282
3134699351,5cyclictest5756-21usage_EthcTask20:20:292
3134699351,5cyclictest5756-21usage_EthcTask20:20:292
3133099358,11cyclictest32057-21ssh21:38:270
31330993511,7cyclictest8514-21ssh00:26:440
3134699344,3cyclictest0-21swapper/221:05:392
3134699341,6cyclictest11609-21irqcore23:35:182
3134699341,5cyclictest924-21snmpd23:05:022
3134699341,5cyclictest7725-21grep19:15:292
3134699341,5cyclictest5833-21ls22:35:282
3134699341,5cyclictest5833-21ls22:35:272
3134699341,30cyclictest23170-21fschecks_count19:35:182
3134699340,6cyclictest15719-21sh22:40:332
3133099349,8cyclictest4509-21/usr/sbin/munin19:15:190
3133099348,9cyclictest3986-21ssh22:16:000
3133099348,9cyclictest19904-21ssh23:56:420
3133099348,9cyclictest19904-21ssh23:56:420
3133099348,8cyclictest21704-21ntp_states19:30:540
3133099347,10cyclictest2985-21ssh22:53:020
31330993411,9cyclictest13585-21ssh21:27:350
3134699332,7cyclictest27746-21kthreadcore00:20:212
3134699331,9cyclictest21813-21tr21:50:222
3134699331,8cyclictest16379-21irqcore20:35:162
3134699331,4cyclictest8778-21memory23:50:232
31346993310,20cyclictest31909-21/usr/sbin/munin00:05:182
3133899331,23cyclictest31729-21ssh23:10:121
3133099339,13cyclictest22229-21ssh22:10:040
3133099339,13cyclictest22229-21ssh22:10:040
3133099339,11cyclictest16847-21ssh21:47:410
3133099338,9cyclictest17213-21cat23:20:150
3133099338,11cyclictest24542-21ssh00:18:310
3133099338,11cyclictest2269-21cut20:20:180
3133099338,11cyclictest2269-21cut20:20:180
3133099337,7cyclictest16008-21ssh00:35:240
3133099337,15cyclictest0-21swapper/022:23:400
3133099337,12cyclictest6977-21ssh21:41:330
3133099336,11cyclictest6088-21ssh00:07:420
31330993322,7cyclictest19690-21apt-get22:45:120
31330993322,7cyclictest13874-21apt-get23:00:130
31330993318,10cyclictest7857-21apt-get21:05:090
3134699324,25cyclictest31223-21irqrtprio21:20:192
3134699321,9cyclictest18496-21grep19:30:162
3134699321,8cyclictest28063-21ls20:10:272
3134699321,8cyclictest1558-21kthreadcore19:45:212
3134699321,7cyclictest29543-21usage_Anybus20:45:302
3134699321,28cyclictest8674-21/usr/sbin/munin19:20:122
3134699321,27cyclictest134-21systemd-journal20:02:162
3134699320,7cyclictest20374-21ssh21:13:522
3133099329,8cyclictest16940-21grep21:10:310
3133099328,8cyclictest31089-21ssh22:31:290
3133099328,12cyclictest0-21swapper/000:13:020
3133099327,10cyclictest21717-21ssh22:25:500
3135499312,7cyclictest0-21swapper/323:40:123
3135499312,16cyclictest28366irq/58-eth023:30:143
3133099317,8cyclictest28508-21rm00:01:250
3133099317,7cyclictest12077-21ntp_192.168.11419:20:240
3133099317,10cyclictest15893-21latency_hist20:35:010
3133099314,12cyclictest14091-21ssh00:33:160
31330993126,2cyclictest24284-21apt-get20:10:120
31330993125,3cyclictest27866-21apt-get19:40:130
31330993111,8cyclictest23555-21cat21:50:310
31330993111,15cyclictest0-21swapper/019:55:130
31330993110,8cyclictest6605-21ssh21:24:590
3135499302,18cyclictest28366irq/58-eth023:20:143
3133899302,4cyclictest131rcu_preempt21:20:141
3133899302,22cyclictest26495-21ssh22:47:551
3133099307,7cyclictest12434-21diskmemload23:46:550
31330993025,3cyclictest25656-21apt-get20:45:140
31330993021,6cyclictest20873-21apt-get20:40:120
31330993018,9cyclictest19508-21apt-get20:05:120
31330993014,12cyclictest6346-21apt-get20:25:120
3135499299,3cyclictest0-21swapper/300:01:513
3135499291,8cyclictest0-21swapper/323:50:253
3135499291,4cyclictest0-21swapper/323:05:163
3133899293,4cyclictest131rcu_preempt19:30:121
3135499288,4cyclictest0-21swapper/322:54:193
3135499281,11cyclictest0-21swapper/321:55:133
3133899281,7cyclictest21136-21switchtime00:15:271
3133099286,8cyclictest4916-21cut20:55:200
3133099286,8cyclictest4916-21cut20:55:200
3133099283,9cyclictest1773-21/usr/sbin/munin20:50:280
31330992818,4cyclictest5125-21apt-get19:50:130
3135499279,3cyclictest0-21swapper/321:33:103
3135499279,3cyclictest0-21swapper/321:33:093
3134699272,3cyclictest22346irq/40-dwc2_hso21:05:012
3133899278,10cyclictest21-21ksoftirqd/122:50:141
3133899277,3cyclictest131rcu_preempt19:25:141
3133899277,16cyclictest21-21ksoftirqd/120:30:131
3133899274,17cyclictest0-21swapper/122:30:111
3133899272,19cyclictest13828-21ssh00:32:581
3133899272,19cyclictest13752-21ssh22:21:591
3133899272,17cyclictest21-21ksoftirqd/119:20:121
3135499262,8cyclictest0-21swapper/323:55:223
3135499262,8cyclictest0-21swapper/323:55:223
3135499262,8cyclictest0-21swapper/300:20:203
3135499262,5cyclictest0-21swapper/322:20:263
3135499261,8cyclictest0-21swapper/300:10:283
3135499261,7cyclictest0-21swapper/322:40:203
3135499261,7cyclictest0-21swapper/322:15:313
3135499261,11cyclictest0-21swapper/322:35:233
3135499261,11cyclictest0-21swapper/322:35:233
31354992610,3cyclictest0-21swapper/322:49:463
31354992610,3cyclictest0-21swapper/300:16:033
3133899263,5cyclictest21-21ksoftirqd/122:40:121
3133899261,4cyclictest131rcu_preempt19:10:131
3133099267,8cyclictest31756-21if_err_eth119:10:180
3135499255,4cyclictest0-21swapper/320:40:263
3135499252,9cyclictest0-21swapper/322:30:243
3135499252,7cyclictest0-21swapper/323:15:143
3135499252,4cyclictest0-21swapper/300:25:213
3135499251,8cyclictest0-21swapper/321:35:203
3135499251,8cyclictest0-21swapper/321:10:233
3135499251,3cyclictest0-21swapper/322:55:233
31338992513,3cyclictest21-21ksoftirqd/100:23:551
3135499245,5cyclictest0-21swapper/321:45:303
3135499244,6cyclictest0-21swapper/323:15:013
3135499243,17cyclictest0-21swapper/322:00:123
3135499242,8cyclictest0-21swapper/321:50:203
3135499242,7cyclictest0-21swapper/321:15:193
3135499241,8cyclictest0-21swapper/322:10:223
3135499241,8cyclictest0-21swapper/322:10:213
3135499241,8cyclictest0-21swapper/321:40:213
3135499241,8cyclictest0-21swapper/319:40:013
3135499241,18cyclictest0-21swapper/323:00:203
3133899242,19cyclictest8636-21ssh22:55:251
31338992412,5cyclictest21-21ksoftirqd/121:30:121
31338992412,5cyclictest21-21ksoftirqd/121:30:121
3133099247,12cyclictest16136-21df_inode20:35:130
3135499236,7cyclictest0-21swapper/300:33:083
3135499236,6cyclictest0-21swapper/321:29:423
3135499232,7cyclictest0-21swapper/323:25:143
3135499232,7cyclictest0-21swapper/323:25:143
3133899235,11cyclictest2667-21ssh00:25:111
3133899234,3cyclictest131rcu_preempt20:05:131
31338992312,8cyclictest13885-21ssh23:00:121
3135499223,16cyclictest28366irq/58-eth020:05:123
3135499222,7cyclictest0-21swapper/323:45:223
3135499221,14cyclictest28366irq/58-eth021:20:143
3133899229,2cyclictest21-21ksoftirqd/123:59:501
3133899229,2cyclictest21-21ksoftirqd/123:59:501
3133899228,9cyclictest131rcu_preempt20:00:121
3133899226,4cyclictest21-21ksoftirqd/123:15:171
3133899223,3cyclictest131rcu_preempt21:40:121
3133899221,4cyclictest29463-21netstat23:25:231
3133899221,4cyclictest29463-21netstat23:25:221
31338992212,3cyclictest21-21ksoftirqd/100:01:001
3133899221,18cyclictest19158-21ssh21:50:161
31338992210,9cyclictest21-21ksoftirqd/123:52:251
3134699212,9cyclictest31377-21latency_hist19:10:012
3133899219,9cyclictest3447-21tr22:35:191
3133899219,9cyclictest3447-21tr22:35:191
3133899219,9cyclictest21-21ksoftirqd/121:35:121
3133899217,3cyclictest131rcu_preempt21:16:091
3133899215,3cyclictest131rcu_preempt00:09:051
3133899215,2cyclictest131rcu_preempt20:40:111
3133899211,3cyclictest131rcu_preempt23:40:111
31338992110,3cyclictest21-21ksoftirqd/123:49:381
31338992110,2cyclictest21-21ksoftirqd/123:35:251
3133099219,9cyclictest31335-21latency_hist19:10:010
3133899208,9cyclictest21-21ksoftirqd/123:05:471
3133899208,3cyclictest21-21ksoftirqd/120:10:281
3133899206,6cyclictest0-21swapper/122:06:351
3133899201,3cyclictest131rcu_preempt19:40:141
31338992010,2cyclictest21-21ksoftirqd/100:38:481
3133899200,18cyclictest8095-21ls21:05:261
3133099208,9cyclictest7678-21latency_hist21:05:010
3135499192,10cyclictest0-21swapper/320:30:053
3135499191,4cyclictest0-21swapper/320:00:133
3135499191,13cyclictest0-21swapper/321:05:123
3135499191,10cyclictest0-21swapper/321:05:013
3133899199,3cyclictest0-21swapper/123:20:481
3133899199,2cyclictest21-21ksoftirqd/120:20:261
3133899199,2cyclictest21-21ksoftirqd/120:20:261
3133899193,3cyclictest131rcu_preempt22:00:121
31338991913,4cyclictest0-21swapper/119:45:201
31338991913,3cyclictest21-21ksoftirqd/119:35:211
31338991913,3cyclictest21-21ksoftirqd/119:15:171
31338991912,4cyclictest2330-21apt-get23:30:131
3135499182,10cyclictest0-21swapper/320:20:133
3135499182,10cyclictest0-21swapper/320:20:133
3135499181,12cyclictest0-21swapper/319:45:013
3133899189,3cyclictest21-21ksoftirqd/119:55:161
3133899181,8cyclictest21-21ksoftirqd/120:15:261
31338991813,3cyclictest21-21ksoftirqd/120:25:171
3135499179,6cyclictest0-21swapper/300:39:243
3135499172,10cyclictest0-21swapper/319:50:053
3135499172,10cyclictest0-21swapper/319:15:143
3135499171,13cyclictest0-21swapper/320:25:283
3135499171,11cyclictest0-21swapper/320:45:293
3133899179,6cyclictest0-21swapper/120:50:141
31338991711,4cyclictest0-21swapper/119:10:011
3133899171,13cyclictest4810-21apt-get19:50:031
3135499162,10cyclictest0-21swapper/320:55:133
3135499162,10cyclictest0-21swapper/320:55:133
3135499162,10cyclictest0-21swapper/320:15:143
3135499162,10cyclictest0-21swapper/319:45:153
3135499162,10cyclictest0-21swapper/319:20:143
3135499153,8cyclictest0-21swapper/319:30:123
3135499152,9cyclictest0-21swapper/319:10:143
3135499152,6cyclictest0-21swapper/320:00:003
3135499151,9cyclictest0-21swapper/320:10:193
3133899153,8cyclictest7688-21grep21:05:011
3135499141,7cyclictest0-21swapper/320:35:273
3135499135,6cyclictest28366irq/58-eth020:50:113
3135499132,8cyclictest0-21swapper/319:25:243
3135499101,6cyclictest0-21swapper/319:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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