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2026-02-06 - 15:02
[ 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 Fri Feb 06, 2026 12:45:15)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2626799721,36cyclictest8380-21ssh10:20:112
2624499715,56cyclictest28244-21ssh10:50:150
2626799631,38cyclictest15624-21ssh09:30:132
2625699587,6cyclictest131rcu_preempt11:25:151
2625699584,8cyclictest131rcu_preempt11:50:151
2624499581,45cyclictest31855-21ssh10:15:120
2626799552,33cyclictest18848-21ssh10:45:112
2625699541,39cyclictest18252-21ssh12:35:131
2625699534,42cyclictest5192-21ssh10:55:141
2625699484,36cyclictest24649-21ssh09:35:141
2624499481,34cyclictest23273-21ssh11:05:120
26256994711,24cyclictest21-21ksoftirqd/110:00:151
2624499454,28cyclictest14238-21ssh11:00:150
2624499421,34cyclictest885-21ssh10:35:140
2624499411,32cyclictest4791-21ssh10:00:140
2624499401,34cyclictest9902-21sh10:40:130
26256993910,23cyclictest22474-21kworker/u8:011:10:131
2626799381,34cyclictest6647-21ssh09:25:142
2625699389,18cyclictest32706-21ssh12:25:121
2626799372,23cyclictest924-21snmpd08:00:112
2624499371,30cyclictest8818-21ssh11:15:110
2626799362,17cyclictest14573-21/usr/sbin/munin12:15:112
2624499361,25cyclictest17424-21ssh10:25:130
26256993523,6cyclictest0-21swapper/107:20:101
26256993518,13cyclictest21-21ksoftirqd/111:55:141
26256993518,13cyclictest21-21ksoftirqd/109:30:121
2625699351,2cyclictest131rcu_preempt09:55:141
2624499352,18cyclictest24270-21ssh10:30:130
26256993417,8cyclictest26230-21cyclictest10:25:121
2624499343,25cyclictest9224-21ssh12:30:140
2626799339,20cyclictest633-21Async12:11:532
2626799337,16cyclictest22346irq/40-dwc2_hso07:50:122
2626799334,10cyclictest29586-21kworker/2:112:25:132
2626799324,25cyclictest868-21ssh10:35:142
26267993221,8cyclictest27-21ksoftirqd/210:50:142
2626799321,26cyclictest23297-21ssh11:05:142
26267993211,16cyclictest11886-21diskmemload09:45:152
2624499321,21cyclictest28225-21ssh09:55:140
2627999314,14cyclictest28366irq/58-eth012:25:123
26267993120,7cyclictest0-21swapper/207:35:152
26267993120,7cyclictest0-21swapper/207:35:142
26244993119,7cyclictest0-21swapper/007:10:140
26244993119,7cyclictest0-21swapper/007:10:140
2626799302,20cyclictest12348-21ssh11:35:132
2626799301,25cyclictest17780-21ssh11:20:122
2624499302,24cyclictest12282-21ssh09:10:120
2624499302,22cyclictest29153-21ssh12:21:110
2627999298,15cyclictest0-21swapper/310:25:113
2627999295,13cyclictest28366irq/58-eth009:25:143
26279992920,6cyclictest28366irq/58-eth011:40:123
2625699292,22cyclictest18872-21ssh10:45:141
2625699292,18cyclictest21157-21rm09:15:131
2624499291,21cyclictest21156-21sh09:15:120
2627999282,16cyclictest28366irq/58-eth011:45:133
2627999282,16cyclictest28366irq/58-eth011:45:123
26279992815,7cyclictest28366irq/58-eth009:45:133
2627999281,21cyclictest28366irq/58-eth010:55:143
2626799282,15cyclictest21314-21ssh11:40:132
2626799282,12cyclictest0-21swapper/208:55:132
26267992813,12cyclictest0-21swapper/209:00:202
2625699282,19cyclictest30200-21ssh11:45:111
2625699282,19cyclictest30200-21ssh11:45:101
2624499283,16cyclictest30251-21ssh11:45:130
2624499283,16cyclictest30251-21ssh11:45:130
26244992815,9cyclictest14382-21apt-get08:05:120
2627999274,18cyclictest0-21swapper/310:20:143
2627999273,13cyclictest28366irq/58-eth011:05:133
2627999273,12cyclictest28366irq/58-eth009:30:133
2627999272,16cyclictest28366irq/58-eth011:25:143
2626799272,22cyclictest0-21swapper/208:35:132
2626799272,22cyclictest0-21swapper/208:35:132
2626799272,22cyclictest0-21swapper/208:30:132
2626799272,16cyclictest22346irq/40-dwc2_hso07:45:142
26267992715,9cyclictest0-21swapper/211:10:182
2626799271,21cyclictest31673-21ssh09:38:102
2626799271,18cyclictest24763-21ssh12:00:132
2626799271,16cyclictest23702-21/usr/sbin/munin12:20:292
2625699279,3cyclictest21-21ksoftirqd/110:30:131
2625699272,19cyclictest21707-21ssh10:09:131
2625699271,17cyclictest9204-21ssh12:30:121
26244992714,8cyclictest24765-21apt-get12:00:140
2627999267,5cyclictest0-21swapper/312:00:133
2627999263,18cyclictest0-21swapper/311:55:133
2627999263,17cyclictest0-21swapper/309:39:103
26279992610,10cyclictest0-21swapper/310:45:133
2626799263,18cyclictest0-21swapper/212:35:132
2626799263,12cyclictest0-21swapper/210:15:132
2626799262,20cyclictest0-21swapper/212:13:102
2626799262,20cyclictest0-21swapper/212:13:102
2626799262,20cyclictest0-21swapper/210:30:042
2626799262,19cyclictest5528-21ssh09:24:092
2626799261,12cyclictest17801-21tr10:25:182
2625699261,18cyclictest12293-21ssh09:10:141
2624499267,9cyclictest12-21ksoftirqd/009:43:060
2624499267,9cyclictest12-21ksoftirqd/009:43:050
2624499267,2cyclictest131rcu_preempt11:20:250
26244992616,7cyclictest30133-21apt-get08:55:120
2624499261,17cyclictest22761-21sh10:10:130
2627999251,13cyclictest28366irq/58-eth007:45:133
2626799252,19cyclictest0-21swapper/208:50:132
2626799252,18cyclictest0-21swapper/209:05:132
2626799251,18cyclictest22346irq/40-dwc2_hso11:55:142
2626799251,13cyclictest10061-21grep10:40:152
2625699259,3cyclictest131rcu_preempt07:20:001
2625699254,14cyclictest21-21ksoftirqd/107:30:131
2625699254,12cyclictest14600-21ssh12:15:091
2625699252,17cyclictest3396-21ssh11:30:141
2625699251,19cyclictest1303-21ssh12:05:151
2625699251,11cyclictest30972-21tr08:55:191
2624499258,5cyclictest12-21ksoftirqd/012:26:430
2624499258,3cyclictest131rcu_preempt09:52:400
2624499256,9cyclictest12-21ksoftirqd/012:08:540
2627999249,9cyclictest28366irq/58-eth012:14:323
2627999249,9cyclictest28366irq/58-eth012:14:313
2626799242,6cyclictest0-21swapper/210:04:142
2626799241,12cyclictest6548-21latency_hist11:50:022
2626799241,12cyclictest6548-21latency_hist11:50:012
2625699247,12cyclictest26230-21cyclictest12:00:131
2624499249,8cyclictest12-21ksoftirqd/011:50:450
2624499248,10cyclictest151rcuc/012:10:500
2624499248,10cyclictest151rcuc/012:10:490
2624499247,8cyclictest12-21ksoftirqd/012:36:520
2624499246,8cyclictest12-21ksoftirqd/007:15:250
2624499246,4cyclictest12-21ksoftirqd/010:21:000
2624499246,3cyclictest131rcu_preempt12:19:040
2624499243,5cyclictest12-21ksoftirqd/011:10:190
2624499242,5cyclictest12-21ksoftirqd/011:00:010
26244992418,4cyclictest151rcuc/011:38:480
26244992418,4cyclictest151rcuc/011:25:410
2624499241,5cyclictest12-21ksoftirqd/009:30:300
2624499241,20cyclictest15777-21apt-get11:55:130
26244992411,7cyclictest0-21swapper/009:36:450
26244992410,3cyclictest131rcu_preempt09:48:350
2626799238,12cyclictest20370-21latency_hist08:45:012
2626799236,14cyclictest22360-21grep08:45:202
2626799234,13cyclictest22346irq/40-dwc2_hso07:10:142
2626799234,13cyclictest22346irq/40-dwc2_hso07:10:132
2626799232,17cyclictest16426-21wc07:30:222
26267992312,4cyclictest6819-21ssh11:50:142
26267992312,3cyclictest11886-21diskmemload10:10:272
2626799231,18cyclictest5107-21grep08:25:272
2626799231,18cyclictest12838-21ssh12:30:242
2626799231,11cyclictest13750-21/usr/sbin/munin10:05:272
26267992310,4cyclictest17497-21kthreadcore11:00:232
2624499238,9cyclictest12-21ksoftirqd/009:22:520
2624499236,7cyclictest12-21ksoftirqd/011:33:280
26244992317,4cyclictest151rcuc/009:29:500
2624499231,5cyclictest12-21ksoftirqd/007:25:250
2624499230,6cyclictest12-21ksoftirqd/007:55:280
2627999223,13cyclictest0-21swapper/312:19:323
2627999221,14cyclictest0-21swapper/310:15:123
2626799229,11cyclictest18141-21ssh09:11:492
2626799223,16cyclictest1397-21fschecks_time09:40:152
2626799223,16cyclictest1397-21fschecks_time09:40:152
2626799222,17cyclictest29697-21latency_hist09:20:012
2626799222,16cyclictest0-21swapper/212:09:302
2626799221,18cyclictest24715-21kthreadcore07:40:192
26267992211,8cyclictest0-21swapper/207:25:112
2626799221,17cyclictest1190-21latency_hist08:25:022
2626799221,12cyclictest8131-21cut07:25:022
2626799221,11cyclictest3529-21fschecks_count11:30:172
2625699229,9cyclictest26230-21cyclictest09:50:131
2625699222,18cyclictest23736-21ssh12:20:131
2625699222,16cyclictest22760-21ssh10:10:131
2625699221,16cyclictest9723-21cut08:00:141
2624499224,5cyclictest12-21ksoftirqd/009:05:130
2624499224,5cyclictest12-21ksoftirqd/007:45:000
2624499223,6cyclictest12-21ksoftirqd/010:45:300
2624499223,4cyclictest12-21ksoftirqd/011:40:200
2624499221,5cyclictest12-21ksoftirqd/010:05:190
26279992110,8cyclictest0-21swapper/309:44:503
26279992110,8cyclictest0-21swapper/309:44:493
2626799214,6cyclictest8823-21ssh11:15:112
26267992116,3cyclictest29822-21ssh11:25:232
26267992113,5cyclictest0-21swapper/208:15:012
26267992113,5cyclictest0-21swapper/208:15:002
2626799211,17cyclictest26364-21latency_hist07:10:022
2626799211,16cyclictest25436-21kthreadcore08:15:172
2626799211,11cyclictest1027-21kthreadcore07:15:192
2626799211,10cyclictest6751-21kthreadcore07:55:222
2626799211,10cyclictest30932-21cut09:55:232
2626799211,10cyclictest20903-21kthreadcore09:50:192
2625699211,7cyclictest8507-21kthreadcore09:25:221
2625699211,15cyclictest8395-21ssh10:20:131
2625699210,17cyclictest19405-21uniq08:10:151
2625699210,17cyclictest19405-21uniq08:10:151
2624499214,4cyclictest12-21ksoftirqd/008:30:020
2624499214,4cyclictest12-21ksoftirqd/007:35:210
2624499214,4cyclictest12-21ksoftirqd/007:35:210
2624499212,4cyclictest12-21ksoftirqd/008:40:260
2624499212,15cyclictest0-21swapper/008:30:120
2624499210,5cyclictest151rcuc/008:10:260
2624499210,5cyclictest151rcuc/008:10:250
2627999207,10cyclictest0-21swapper/310:10:203
26279992011,6cyclictest28366irq/58-eth010:40:133
2627999201,12cyclictest0-21swapper/310:30:163
2627999201,11cyclictest0-21swapper/308:00:123
26279992010,8cyclictest0-21swapper/310:52:143
2626799201,14cyclictest0-21swapper/208:05:112
2625699209,8cyclictest18818-21munin-plugin-st09:50:001
2625699208,9cyclictest29409-21ssh10:50:201
2625699201,6cyclictest1692-21tr10:15:201
2625699200,17cyclictest28971-21ls08:50:261
2624499205,7cyclictest131rcu_preempt09:00:260
2624499201,4cyclictest12-21ksoftirqd/008:15:100
26244992013,3cyclictest27595-21apt-get07:45:130
2624499201,14cyclictest0-21swapper/008:45:120
2627999198,9cyclictest0-21swapper/311:03:103
2627999193,11cyclictest0-21swapper/311:54:293
2627999193,11cyclictest0-21swapper/310:04:153
2627999191,14cyclictest28366irq/58-eth009:50:123
2627999191,12cyclictest0-21swapper/311:35:133
2627999191,11cyclictest0-21swapper/309:05:273
2627999191,10cyclictest0-21swapper/308:10:053
2627999191,10cyclictest0-21swapper/308:10:043
26279991910,6cyclictest0-21swapper/310:36:543
2625699197,10cyclictest11078-21sh11:15:191
2625699192,6cyclictest21-21ksoftirqd/111:05:201
2625699192,14cyclictest1295-21diskstats09:40:151
2625699192,14cyclictest1295-21diskstats09:40:141
2625699191,8cyclictest18841-21grep11:20:191
2625699191,7cyclictest25004-21ntp_states11:40:251
26256991912,5cyclictest14349-21ssh11:00:161
26256991911,5cyclictest7339-21apt-get09:05:121
26256991911,4cyclictest1334-21ntp_kernel_pll_09:20:251
2624499194,4cyclictest12-21ksoftirqd/007:30:270
2624499193,5cyclictest12-21ksoftirqd/007:50:130
2624499193,4cyclictest12-21ksoftirqd/008:00:190
2624499193,3cyclictest12-21ksoftirqd/007:20:170
2624499192,4cyclictest12-21ksoftirqd/008:20:260
26244991913,4cyclictest0-21swapper/008:35:270
26244991913,4cyclictest0-21swapper/008:35:260
26244991910,6cyclictest28534-21tr08:50:220
2627999188,5cyclictest28366irq/58-eth011:30:123
2627999184,9cyclictest28366irq/58-eth011:15:113
2627999183,7cyclictest28366irq/58-eth011:10:133
2627999183,10cyclictest0-21swapper/312:09:313
2627999182,10cyclictest0-21swapper/308:55:133
2627999182,10cyclictest0-21swapper/308:35:143
2627999182,10cyclictest0-21swapper/308:35:133
2627999182,10cyclictest0-21swapper/308:20:143
26279991811,4cyclictest0-21swapper/309:20:123
2627999181,10cyclictest0-21swapper/308:30:133
26279991810,6cyclictest0-21swapper/312:31:253
26279991810,6cyclictest0-21swapper/310:06:053
26279991810,5cyclictest28366irq/58-eth012:35:133
2625699184,11cyclictest21110-21latency_hist11:40:021
2625699184,11cyclictest0-21swapper/108:15:101
2625699181,7cyclictest18476-21awk10:45:011
2625699181,2cyclictest0-21swapper/108:40:201
2625699181,10cyclictest18079-21cut07:35:171
2625699181,10cyclictest18079-21cut07:35:171
2625699180,9cyclictest18974-21cron08:10:011
2627999179,6cyclictest0-21swapper/312:24:113
2627999179,6cyclictest0-21swapper/309:55:043
2627999179,6cyclictest0-21swapper/309:14:053
2627999172,9cyclictest0-21swapper/307:20:123
2627999172,10cyclictest0-21swapper/307:35:153
2627999172,10cyclictest0-21swapper/307:35:153
26279991711,4cyclictest0-21swapper/309:15:233
26279991711,4cyclictest0-21swapper/307:30:263
2627999171,13cyclictest28366irq/58-eth011:20:113
2627999171,11cyclictest0-21swapper/308:05:263
2625699177,8cyclictest8357-21apt-get07:25:121
2625699175,3cyclictest131rcu_preempt08:40:011
2625699175,3cyclictest131rcu_preempt08:40:011
2625699171,7cyclictest1646-21tr10:35:201
2625699171,13cyclictest27767-21fschecks_time07:45:171
2625699170,11cyclictest27362-21latency_hist07:45:021
2627999162,9cyclictest0-21swapper/308:50:143
2627999161,10cyclictest0-21swapper/307:15:143
2625699167,7cyclictest30077-21cat07:10:281
2625699167,7cyclictest30077-21cat07:10:271
2625699162,10cyclictest0-21swapper/109:00:141
2625699161,13cyclictest7340-21kthreadcore08:30:201
26256991611,3cyclictest4823-21processes08:25:261
2625699161,12cyclictest3396-21ntp_192.168.11407:50:241
2625699161,11cyclictest5158-21irqcore07:55:181
2625699161,11cyclictest20484-21/usr/sbin/munin08:45:321
2625699160,14cyclictest32184-21ls08:20:221
2627999151,11cyclictest0-21swapper/308:15:223
2625699152,2cyclictest131rcu_preempt12:10:281
2625699152,2cyclictest131rcu_preempt12:10:281
2625699151,10cyclictest26323-21latency_hist07:10:011
2624499152,4cyclictest12-21ksoftirqd/007:10:010
2627999148,2cyclictest0-21swapper/307:50:143
2627999145,6cyclictest28366irq/58-eth008:25:133
2627999138,3cyclictest0-21swapper/307:12:473
2627999138,3cyclictest0-21swapper/307:12:473
2627999132,6cyclictest0-21swapper/307:25:133
2627999131,9cyclictest0-21swapper/308:40:153
2627999122,7cyclictest0-21swapper/307:40:173
2627999121,8cyclictest0-21swapper/308:45:283
2627999111,7cyclictest0-21swapper/307:55:183
2627999110,8cyclictest0-21swapper/309:00:163
2627999101,6cyclictest0-21swapper/307:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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