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2026-01-21 - 20:43
[ 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 792 highest latencies:
System rack7slot4s.osadl.org (updated Wed Jan 21, 2026 12:45:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
182679910360,27cyclictest28366irq/58-eth009:25:113
1823199653,6cyclictest131rcu_preempt11:45:140
1824399603,43cyclictest18605-21ssh11:25:111
18255995635,9cyclictest19650-21apt-get07:45:152
18231995316,7cyclictest3880-21sh11:35:130
1823199524,6cyclictest131rcu_preempt10:40:120
1823199512,34cyclictest26960-21ssh10:35:120
1824399492,42cyclictest5837-21ssh10:05:121
18243994914,7cyclictest0-21swapper/108:45:121
1826799483,25cyclictest28366irq/58-eth011:25:133
18255994835,6cyclictest30479-21apt-get11:50:142
1825599476,28cyclictest0-21swapper/210:05:122
1823199471,40cyclictest27455-21ssh11:30:140
1823199471,40cyclictest27455-21ssh11:30:140
1826799454,27cyclictest28366irq/58-eth011:00:133
18255994533,8cyclictest17224-21apt-get08:50:122
18255994516,23cyclictest0-21swapper/208:15:122
1823199453,8cyclictest131rcu_preempt09:40:140
1824399431,33cyclictest2403-21ssh09:45:121
1823199434,7cyclictest131rcu_preempt11:50:140
1823199431,4cyclictest131rcu_preempt10:25:130
18255994230,8cyclictest14748-21apt-get07:40:142
18255994229,9cyclictest29349-21apt-get10:00:112
1824399422,30cyclictest19123-21ssh12:20:101
18255994134,3cyclictest2878-21apt-get08:35:112
18267994019,15cyclictest28366irq/58-eth010:35:103
18255994012,13cyclictest31979-21ssh11:13:592
18255994010,15cyclictest15821-21ssh11:22:032
1824399401,31cyclictest15835-21sh12:00:121
1826799392,24cyclictest28366irq/58-eth009:10:123
1825599398,15cyclictest15423-21ssh10:27:152
18255993923,14cyclictest15824-21apt-get12:00:122
18255993910,18cyclictest3804-21diskmemload09:56:262
18255993910,12cyclictest3804-21diskmemload11:40:182
18267993814,12cyclictest28366irq/58-eth011:10:113
1825599389,14cyclictest23013-21ssh10:30:382
1825599389,14cyclictest23013-21ssh10:30:382
18255993829,4cyclictest12290-21apt-get10:45:132
18255993812,18cyclictest3804-21diskmemload12:17:042
1826799373,21cyclictest28366irq/58-eth010:05:123
1825599379,8cyclictest0-21swapper/209:23:092
1825599378,9cyclictest26980-21ssh11:29:552
18255993725,8cyclictest22346irq/40-dwc2_hso08:25:132
1825599372,18cyclictest6600-21rm11:16:402
18255993714,11cyclictest3804-21diskmemload12:11:272
18255993712,9cyclictest6268-21ssh10:21:552
18255993712,16cyclictest2297-21ssh09:45:052
18255993712,10cyclictest11560-21ssh10:44:362
18255993710,16cyclictest3804-21diskmemload10:56:342
18231993712,17cyclictest12-21ksoftirqd/010:30:140
18231993712,17cyclictest12-21ksoftirqd/010:30:140
1825599369,13cyclictest6547-21ssh09:29:002
1825599369,11cyclictest0-21swapper/210:39:272
1825599368,12cyclictest494-21ssh12:25:322
18255993618,15cyclictest0-21swapper/207:15:122
18255993613,10cyclictest3804-21diskmemload12:32:222
18255993612,9cyclictest18303-1kworker/u9:009:53:272
18255993611,17cyclictest0-21swapper/210:19:582
18255993611,15cyclictest11571-21ssh11:00:392
18255993611,13cyclictest0-21swapper/209:00:122
1824399361,28cyclictest31242-21ssh09:25:121
1823199361,6cyclictest131rcu_preempt10:45:130
1825599359,10cyclictest0-21swapper/209:18:362
1825599358,11cyclictest0-21swapper/211:36:552
1825599357,11cyclictest0-21swapper/211:08:102
18255993517,14cyclictest0-21swapper/209:35:122
18255993516,15cyclictest5001-21/usr/sbin/munin08:00:232
18255993514,7cyclictest26569-21rm11:45:392
18255993513,7cyclictest3804-21diskmemload11:31:512
18255993513,7cyclictest3804-21diskmemload11:31:502
18255993416,8cyclictest13240-21memory07:35:232
18255993415,16cyclictest30826-21irqcore08:30:182
18255993413,7cyclictest3804-21diskmemload12:07:132
18255993413,7cyclictest3804-21diskmemload09:14:362
18255993413,11cyclictest25761-21kthreadcore07:50:192
1824399341,26cyclictest22245-21ssh09:20:121
1823199347,16cyclictest12-21ksoftirqd/008:35:110
18255993326,3cyclictest18374-21apt-get07:10:112
18255993319,11cyclictest0-21swapper/211:55:102
18255993312,12cyclictest25428-21latency_hist08:25:012
1823199332,19cyclictest21264-21ssh10:50:130
18267993216,11cyclictest28366irq/58-eth011:40:143
1825599328,11cyclictest0-21swapper/212:38:002
18255993217,11cyclictest3764-21ntp_192.168.11407:25:242
18255993216,8cyclictest10281-21usage_Anybus08:05:272
18255993216,13cyclictest23003-21sed12:20:262
18255993214,15cyclictest31299-21cat07:20:212
18255993211,6cyclictest1251-21sh09:44:052
1824399322,19cyclictest791-21ssh11:15:131
18231993221,2cyclictest12-21ksoftirqd/012:10:160
1825599319,12cyclictest7768-21/usr/sbin/munin09:30:272
18255993121,7cyclictest22346irq/40-dwc2_hso10:10:122
18255993119,8cyclictest0-21swapper/208:55:122
18255993117,11cyclictest8561-21ntp_192.168.11407:30:242
18255993116,7cyclictest3032-21/usr/sbin/munin09:05:282
18255993115,13cyclictest27370-21ssh10:52:022
18255993114,8cyclictest29449-21wc07:55:172
1824399312,21cyclictest13466-21diskstats12:35:161
1823199313,19cyclictest24861-21ssh12:05:130
1823199312,24cyclictest11454-21ssh09:50:130
1826799304,14cyclictest28366irq/58-eth011:15:123
1823199302,22cyclictest13368-21ssh11:20:250
1823199302,16cyclictest6881-21ssh11:55:110
1826799292,15cyclictest28366irq/58-eth011:20:143
18255992912,13cyclictest12446-21find08:45:112
1824399291,24cyclictest6866-21ssh11:55:101
1826799286,14cyclictest28366irq/58-eth009:50:113
18267992811,11cyclictest0-21swapper/310:47:403
18255992811,13cyclictest15730-21sshd08:10:402
1824399283,16cyclictest21-21ksoftirqd/110:55:121
1823199284,16cyclictest151rcuc/012:15:120
1823199282,19cyclictest7141-21diskmemload09:29:420
18231992814,4cyclictest12-21ksoftirqd/011:15:110
18231992811,10cyclictest22078-21ssh11:07:400
1826799275,12cyclictest0-21swapper/310:20:113
1824399279,8cyclictest21-21ksoftirqd/109:39:471
1823199272,19cyclictest22279-21ssh10:13:400
1823199272,19cyclictest14302-21ssh10:09:500
1826799261,13cyclictest28366irq/58-eth007:25:113
1824399263,18cyclictest6595-21ssh11:00:131
1824399262,18cyclictest24368-21ssh11:10:121
1823199261,18cyclictest3804-21diskmemload09:10:130
1825599258,13cyclictest18217-21cyclictest07:10:022
1824399257,8cyclictest21-21ksoftirqd/110:52:311
18243992510,5cyclictest21-21ksoftirqd/111:07:101
1826799244,11cyclictest28366irq/58-eth009:30:133
1826799240,12cyclictest28366irq/58-eth009:45:123
1825599248,13cyclictest9901-21kthreadcore08:40:202
1824399245,3cyclictest131rcu_preempt10:25:301
1824399244,12cyclictest0-21swapper/107:10:111
1824399242,17cyclictest4269-21ssh11:35:191
1824399241,3cyclictest131rcu_preempt12:25:101
18243992412,4cyclictest21-21ksoftirqd/110:12:251
18243992411,5cyclictest21-21ksoftirqd/111:43:201
1826799238,10cyclictest0-21swapper/310:58:403
18267992315,5cyclictest28366irq/58-eth011:45:143
18267992314,6cyclictest0-21swapper/309:35:033
18267992313,8cyclictest0-21swapper/312:20:153
1826799231,17cyclictest0-21swapper/312:37:403
1824399239,4cyclictest21-21ksoftirqd/112:08:071
1824399238,9cyclictest21-21ksoftirqd/109:56:231
1824399238,4cyclictest21-21ksoftirqd/112:11:061
1824399238,3cyclictest131rcu_preempt10:37:551
1824399237,9cyclictest21-21ksoftirqd/110:17:141
1824399237,8cyclictest21-21ksoftirqd/109:30:591
1824399236,11cyclictest21-21ksoftirqd/111:34:161
1824399236,11cyclictest21-21ksoftirqd/111:34:161
1824399234,11cyclictest0-21swapper/110:23:491
1824399232,8cyclictest131rcu_preempt10:30:311
1824399232,8cyclictest131rcu_preempt10:30:301
18243992312,3cyclictest131rcu_preempt09:17:111
18243992310,7cyclictest21-21ksoftirqd/109:51:121
1824399230,16cyclictest29363-21ssh10:00:131
1823199235,7cyclictest131rcu_preempt12:30:130
1823199233,3cyclictest3804-21diskmemload09:35:130
1823199231,19cyclictest1827-21ls08:00:150
1823199231,17cyclictest32644-21apt-get10:20:100
1823199231,13cyclictest0-21swapper/009:45:120
1823199231,10cyclictest18705-21df11:25:130
18267992214,6cyclictest0-21swapper/312:30:073
1824399229,7cyclictest21-21ksoftirqd/111:20:131
1824399229,5cyclictest21-21ksoftirqd/112:15:511
1824399227,4cyclictest21-21ksoftirqd/110:47:551
1824399227,4cyclictest21-21ksoftirqd/107:35:011
1824399226,3cyclictest131rcu_preempt11:49:231
1824399224,3cyclictest131rcu_preempt10:40:171
1824399223,10cyclictest21-21ksoftirqd/111:51:431
1824399220,18cyclictest16227-21ls08:15:161
1823199228,4cyclictest131rcu_preempt12:25:010
1823199222,15cyclictest29362-21sh10:00:130
1823199222,14cyclictest16107-21ssh09:34:400
1823199221,17cyclictest17027-21tr12:00:190
1826799214,11cyclictest28366irq/58-eth011:30:143
1826799214,11cyclictest28366irq/58-eth011:30:143
18267992116,3cyclictest0-21swapper/307:15:203
18267992115,4cyclictest0-21swapper/310:11:343
18267992114,5cyclictest0-21swapper/310:40:133
18267992114,5cyclictest0-21swapper/310:03:553
18267992113,5cyclictest28366irq/58-eth012:05:133
18267992113,5cyclictest0-21swapper/311:56:503
18267992110,7cyclictest0-21swapper/310:15:133
1824399219,4cyclictest21-21ksoftirqd/109:13:571
1824399219,3cyclictest131rcu_preempt09:40:231
1824399218,6cyclictest13342-21ntp_kernel_err07:35:251
1824399217,7cyclictest21-21ksoftirqd/112:31:281
1824399216,8cyclictest131rcu_preempt07:20:561
1824399215,7cyclictest21-21ksoftirqd/108:30:231
18243992113,4cyclictest0-21swapper/107:45:151
1823199219,8cyclictest1343-21cron08:00:000
1823199217,3cyclictest131rcu_preempt12:25:250
1823199213,5cyclictest131rcu_preempt07:45:150
1823199212,14cyclictest1370-21ssh10:55:250
1823199211,8cyclictest21803-21munin-run12:40:020
1823199211,17cyclictest24367-21sh11:10:130
1823199211,17cyclictest12790-21apt-get11:40:130
18231992110,6cyclictest21858-21latency_hist09:20:020
18267992015,3cyclictest0-21swapper/311:05:053
18267992015,3cyclictest0-21swapper/310:50:143
18267992014,4cyclictest0-21swapper/312:26:033
18267992014,4cyclictest0-21swapper/312:10:173
18267992014,4cyclictest0-21swapper/311:52:213
18267992014,4cyclictest0-21swapper/311:39:303
18267992014,4cyclictest0-21swapper/310:31:343
18267992014,4cyclictest0-21swapper/310:31:343
18267992014,4cyclictest0-21swapper/309:40:143
18267992014,4cyclictest0-21swapper/309:24:163
18267992013,4cyclictest0-21swapper/307:20:303
18267992012,6cyclictest0-21swapper/312:03:243
18267992011,6cyclictest0-21swapper/312:15:203
18267992010,8cyclictest0-21swapper/309:55:173
1824399203,12cyclictest0-21swapper/108:55:131
18243992013,4cyclictest0-21swapper/108:35:111
1824399201,11cyclictest21-21ksoftirqd/108:25:191
1824399201,10cyclictest21-21ksoftirqd/108:40:241
18243992010,4cyclictest21-21ksoftirqd/108:00:311
1823199208,9cyclictest30706-21sed09:00:280
1823199201,17cyclictest8439-21ls07:30:220
18231992010,5cyclictest22996-21kthreadcore09:20:190
18267991913,4cyclictest0-21swapper/309:15:163
18267991913,4cyclictest0-21swapper/308:15:253
18267991913,4cyclictest0-21swapper/308:10:163
18267991912,4cyclictest0-21swapper/310:25:233
18267991912,4cyclictest0-21swapper/307:30:183
1826799191,13cyclictest0-21swapper/307:45:283
1826799191,11cyclictest0-21swapper/307:15:013
1824399194,4cyclictest21-21ksoftirqd/107:40:291
1824399191,9cyclictest21-21ksoftirqd/108:50:161
1823199199,7cyclictest4199-21grep07:25:290
1823199193,11cyclictest6568-21apt-get11:00:120
1823199191,4cyclictest131rcu_preempt08:45:010
1823199191,16cyclictest18623-21kthreadcore08:15:210
1823199191,15cyclictest10100-21timerandwakeup08:05:250
18231991911,5cyclictest0-21swapper/007:15:290
18231991911,4cyclictest0-21swapper/010:15:120
18231991910,5cyclictest73-21kswapd009:55:140
18267991813,3cyclictest0-21swapper/309:00:123
18267991813,3cyclictest0-21swapper/308:05:153
18267991813,3cyclictest0-21swapper/307:50:323
18267991812,4cyclictest0-21swapper/309:05:143
18267991812,4cyclictest0-21swapper/308:50:233
18267991812,4cyclictest0-21swapper/308:30:223
18267991812,4cyclictest0-21swapper/307:55:213
18267991811,4cyclictest0-21swapper/308:45:273
1824399188,7cyclictest449-21grep07:25:151
1824399186,5cyclictest21-21ksoftirqd/107:55:151
1824399186,3cyclictest131rcu_preempt08:05:231
1824399185,9cyclictest630-21tcf-agent07:50:141
1824399181,8cyclictest21-21ksoftirqd/109:05:261
18243991812,4cyclictest0-21swapper/109:00:131
1823199186,3cyclictest131rcu_preempt07:44:220
1823199183,10cyclictest0-21swapper/008:10:130
18267991712,3cyclictest0-21swapper/308:55:243
18267991712,3cyclictest0-21swapper/308:40:213
18267991712,3cyclictest0-21swapper/308:25:153
18267991711,4cyclictest0-21swapper/308:35:163
18267991711,4cyclictest0-21swapper/308:20:243
18267991711,4cyclictest0-21swapper/307:40:303
18267991711,4cyclictest0-21swapper/307:35:193
1824399175,4cyclictest21-21ksoftirqd/107:15:141
1824399173,11cyclictest12269-21kthreadcore08:10:181
1824399171,11cyclictest24058-21latency08:20:231
1823199173,12cyclictest1205-21kthreadcore09:05:190
1823199172,13cyclictest12760-21if_eth108:45:150
1823199172,10cyclictest0-21swapper/007:20:130
1823199172,10cyclictest0-21swapper/007:10:120
1823199171,8cyclictest25679-21/usr/sbin/munin08:25:150
18231991711,4cyclictest32371-21kthreadcore08:30:200
1823199171,12cyclictest24431-21apt-get07:50:120
18231991710,5cyclictest1-21systemd08:24:300
18231991710,4cyclictest10108-21cut07:35:160
18267991610,4cyclictest0-21swapper/308:00:173
1824399161,3cyclictest131rcu_preempt07:10:011
1823199161,13cyclictest18467-21kthreadcore08:50:180
1823199161,12cyclictest24488-21cut08:55:190
1823199152,9cyclictest18135-21latency_hist07:10:020
1826799101,6cyclictest0-21swapper/307:10:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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