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2026-02-08 - 15:05
[ 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 Feb 08, 2026 12:45:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1872999706,16cyclictest21-21ksoftirqd/112:30:151
1872999706,16cyclictest21-21ksoftirqd/112:30:141
1873799543,33cyclictest23022-21ssh09:20:122
18746994733,10cyclictest28366irq/58-eth011:55:133
1872199453,8cyclictest12-21ksoftirqd/011:20:140
18721994511,3cyclictest131rcu_preempt11:55:120
1874699445,24cyclictest28366irq/58-eth011:15:133
1873799421,24cyclictest13404-21ssh10:45:142
1874699419,21cyclictest0-21swapper/308:35:143
1874699416,20cyclictest28366irq/58-eth011:35:143
1874699416,20cyclictest28366irq/58-eth011:35:133
1874699415,22cyclictest28366irq/58-eth009:05:163
1872999413,27cyclictest21017-21ssh09:55:121
1873799372,19cyclictest442-21fschecks_count11:50:162
1873799372,19cyclictest23641-21ssh11:45:082
1874699359,15cyclictest0-21swapper/309:50:143
1873799351,17cyclictest4513-21ssh10:40:142
1873799351,17cyclictest4513-21ssh10:40:132
1872999330,20cyclictest30022-21ssh10:00:121
1874699324,19cyclictest0-21swapper/311:40:143
1874699323,17cyclictest28366irq/58-eth009:55:123
1872999321,6cyclictest21-21ksoftirqd/109:05:161
18729993211,8cyclictest21-21ksoftirqd/111:35:141
18729993211,8cyclictest21-21ksoftirqd/111:35:141
1872199323,26cyclictest27158-21rm12:05:120
1874699314,17cyclictest28366irq/58-eth010:30:143
1874699312,17cyclictest28366irq/58-eth012:30:153
1874699312,17cyclictest28366irq/58-eth012:30:143
1874699304,12cyclictest28366irq/58-eth009:40:133
1873799303,18cyclictest22346irq/40-dwc2_hso11:35:132
1873799303,18cyclictest22346irq/40-dwc2_hso11:35:122
1873799302,21cyclictest0-21swapper/207:20:052
1873799302,19cyclictest27-21ksoftirqd/209:15:172
1873799302,11cyclictest2554-21perl11:15:162
1872999301,26cyclictest15542-21ssh10:10:151
1874699297,9cyclictest0-21swapper/311:00:133
1874699295,15cyclictest28366irq/58-eth010:00:133
1874699291,16cyclictest28366irq/58-eth011:50:133
1873799293,17cyclictest22346irq/40-dwc2_hso10:05:122
1873799292,19cyclictest12587-21ssh12:15:152
1873799292,17cyclictest995-21sh10:20:142
1873799292,11cyclictest29412-21ssh12:24:172
1872999293,18cyclictest17571-21ssh09:35:131
1874699285,13cyclictest0-21swapper/312:15:143
1873799282,20cyclictest0-21swapper/208:05:142
18729992817,4cyclictest21-21ksoftirqd/107:55:131
1874699274,14cyclictest0-21swapper/311:25:143
1874699274,14cyclictest0-21swapper/310:35:143
1874699272,13cyclictest0-21swapper/309:30:113
1873799273,18cyclictest22346irq/40-dwc2_hso08:20:122
1873799273,16cyclictest22346irq/40-dwc2_hso09:10:122
1873799271,21cyclictest9207-21ssh11:55:142
1873799271,14cyclictest1-21systemd12:25:152
1872999277,15cyclictest21-21ksoftirqd/110:36:221
1872999271,17cyclictest1-21systemd12:05:121
18729992710,15cyclictest21-21ksoftirqd/110:45:021
18729992710,15cyclictest21-21ksoftirqd/110:45:011
18721992715,9cyclictest12-21ksoftirqd/010:50:150
1872199271,20cyclictest5795-21apt-get07:30:120
18721992710,3cyclictest12-21ksoftirqd/010:35:160
1874699269,12cyclictest0-21swapper/310:50:153
1874699264,12cyclictest0-21swapper/310:20:133
1874699262,16cyclictest28366irq/58-eth010:40:143
1874699262,16cyclictest28366irq/58-eth010:40:133
18746992613,10cyclictest0-21swapper/310:45:123
1873799263,13cyclictest22346irq/40-dwc2_hso08:50:122
1873799263,13cyclictest22346irq/40-dwc2_hso08:25:132
1873799262,19cyclictest0-21swapper/212:04:162
1873799262,18cyclictest27143-21apt-get12:05:132
1873799262,10cyclictest0-21swapper/207:35:122
18737992610,10cyclictest0-21swapper/210:15:142
1872999269,14cyclictest21-21ksoftirqd/109:24:521
1872999262,2cyclictest131rcu_preempt10:56:431
18729992620,3cyclictest0-21swapper/109:40:141
1872199269,3cyclictest131rcu_preempt10:48:090
1872199268,3cyclictest131rcu_preempt09:45:180
18721992612,7cyclictest0-21swapper/010:40:390
18721992612,7cyclictest0-21swapper/010:40:390
1872199261,18cyclictest2315-21ssh11:15:120
1874699259,10cyclictest28366irq/58-eth012:24:173
1874699252,11cyclictest0-21swapper/311:45:073
1873799254,10cyclictest131rcu_preempt08:10:142
1873799253,17cyclictest0-21swapper/211:33:162
1873799253,16cyclictest22346irq/40-dwc2_hso11:25:132
1873799253,14cyclictest22346irq/40-dwc2_hso07:50:112
1872999258,15cyclictest21-21ksoftirqd/111:53:591
1872999253,4cyclictest131rcu_preempt10:30:131
1872199257,7cyclictest12-21ksoftirqd/007:40:230
18721992514,3cyclictest12-21ksoftirqd/010:32:120
18721992511,2cyclictest12-21ksoftirqd/011:50:080
18721992510,2cyclictest12-21ksoftirqd/009:37:580
1874699243,13cyclictest28366irq/58-eth009:45:133
1874699242,13cyclictest28366irq/58-eth008:15:133
1873799247,7cyclictest131rcu_preempt09:50:162
1873799245,4cyclictest13058-21kthreadcore10:25:202
1873799244,16cyclictest22346irq/40-dwc2_hso09:05:162
1873799244,15cyclictest22346irq/40-dwc2_hso10:00:142
1873799242,6cyclictest0-21swapper/210:55:152
1873799242,17cyclictest21899-21ssh11:43:162
1873799241,3cyclictest0-21swapper/207:55:122
1872999244,3cyclictest131rcu_preempt11:07:291
1872999243,3cyclictest131rcu_preempt07:50:091
1872999242,3cyclictest131rcu_preempt09:50:591
1872999242,12cyclictest131rcu_preempt07:15:141
18729992410,3cyclictest21-21ksoftirqd/110:15:301
1872199242,20cyclictest30572-21/usr/sbin/munin12:25:160
18721992413,3cyclictest12-21ksoftirqd/008:35:010
18721992412,3cyclictest12-21ksoftirqd/009:40:260
1872199241,18cyclictest16829-21ssh11:05:130
18721992411,5cyclictest131rcu_preempt11:38:520
18721992411,5cyclictest131rcu_preempt11:38:510
18721992411,2cyclictest12-21ksoftirqd/009:50:130
1874699233,11cyclictest28366irq/58-eth011:20:143
18746992311,9cyclictest0-21swapper/309:15:163
1874699231,16cyclictest28366irq/58-eth009:20:123
1873799233,6cyclictest0-21swapper/211:20:042
1873799233,12cyclictest22346irq/40-dwc2_hso08:40:152
1872999239,3cyclictest21-21ksoftirqd/109:15:331
1872999236,5cyclictest21-21ksoftirqd/111:05:011
1872999234,5cyclictest25001-21/usr/sbin/munin12:20:221
1872999233,2cyclictest131rcu_preempt09:29:291
1872999232,17cyclictest29260-21ssh11:30:131
1872999232,13cyclictest131rcu_preempt11:12:131
18729992313,5cyclictest531-21usb-storage07:20:121
1872199239,6cyclictest12-21ksoftirqd/012:02:390
1872199239,6cyclictest12-21ksoftirqd/009:27:440
1872199235,4cyclictest131rcu_preempt11:10:150
18721992314,3cyclictest12-21ksoftirqd/010:05:200
1874699227,11cyclictest28366irq/58-eth011:10:143
1874699224,11cyclictest28366irq/58-eth010:15:153
1874699223,12cyclictest0-21swapper/311:30:163
18746992213,5cyclictest28366irq/58-eth012:10:153
1873799229,5cyclictest32185-21cron09:05:002
1873799228,8cyclictest22046irq/40-fe98000011:00:142
1873799224,13cyclictest22346irq/40-dwc2_hso09:55:112
1873799223,3cyclictest131rcu_preempt10:30:232
1873799222,6cyclictest0-21swapper/212:11:152
18737992214,4cyclictest26586-21ssh09:40:142
1873799221,11cyclictest31932-21grep10:35:292
1873799220,18cyclictest7067-21ls12:30:152
1873799220,18cyclictest7067-21ls12:30:142
1872999226,7cyclictest13064-21kthreadcore11:20:201
1872999226,14cyclictest21-21ksoftirqd/112:02:371
1872999223,4cyclictest131rcu_preempt09:48:191
1872999221,8cyclictest131rcu_preempt09:33:461
1872999221,2cyclictest131rcu_preempt12:16:261
18729992211,3cyclictest21-21ksoftirqd/111:45:221
18729992210,7cyclictest21-21ksoftirqd/108:55:141
18729992210,3cyclictest21-21ksoftirqd/112:25:211
1872999220,3cyclictest131rcu_preempt11:19:271
1872999220,10cyclictest131rcu_preempt12:11:371
1872199228,6cyclictest12-21ksoftirqd/010:01:020
1872199225,5cyclictest22387-21ssh09:55:190
1872199222,18cyclictest28236-21ssh11:29:160
1872199222,18cyclictest21612-21df_inode12:20:160
1872199221,7cyclictest2912566ssh09:22:030
18721992212,2cyclictest12-21ksoftirqd/008:05:240
1872199221,18cyclictest14749-21rm11:40:140
18721992211,3cyclictest12-21ksoftirqd/007:20:010
18721992210,3cyclictest12-21ksoftirqd/011:00:150
18721992210,2cyclictest12-21ksoftirqd/011:45:250
1874699219,4cyclictest0-21swapper/308:00:123
1874699218,9cyclictest0-21swapper/309:10:143
1874699214,12cyclictest0-21swapper/312:25:163
1874699214,11cyclictest28366irq/58-eth009:25:133
18746992110,8cyclictest0-21swapper/312:00:123
1873799212,13cyclictest22346irq/40-dwc2_hso08:55:132
1873799211,9cyclictest6897-21grep08:35:222
1873799211,7cyclictest2784566ssh11:10:232
18737992113,5cyclictest27-21ksoftirqd/209:25:142
18737992111,8cyclictest0-21swapper/210:54:482
1873799211,11cyclictest17745-21cut09:35:162
18737992110,3cyclictest15656-21sh10:10:172
1872999219,4cyclictest21-21ksoftirqd/110:50:271
1872999219,4cyclictest21-21ksoftirqd/110:25:001
1872999218,3cyclictest201rcuc/110:25:291
1872999214,3cyclictest131rcu_preempt08:10:001
1872999212,8cyclictest131rcu_preempt11:41:071
1872999212,8cyclictest131rcu_preempt10:06:151
1872999212,17cyclictest26565-21ssh11:27:171
1872999212,15cyclictest4936-21ssh09:10:121
1872999211,9cyclictest131rcu_preempt11:55:131
1872999211,16cyclictest27622-21find09:00:121
1872999210,2cyclictest131rcu_preempt08:00:171
1872199219,3cyclictest12-21ksoftirqd/009:15:160
1872199212,16cyclictest24996-21apt-get07:50:110
1872199211,17cyclictest26260-21apt-get08:25:120
1872199211,17cyclictest20757-21kthreadcore07:10:220
1872199211,16cyclictest15994-21ssh12:35:130
1872199211,11cyclictest31303-21ssh10:55:140
18721992110,3cyclictest12-21ksoftirqd/008:40:150
1874699203,11cyclictest0-21swapper/312:05:163
1873799205,5cyclictest0-21swapper/207:15:142
1873799203,8cyclictest21687-21kthreadcore07:45:172
1873799202,15cyclictest20843-21timerandwakeup11:05:292
18737992015,3cyclictest261rcuc/209:45:122
1873799201,17cyclictest8533-21cpu09:30:122
1873799201,16cyclictest32086-21kthreadcore08:30:192
1873799201,15cyclictest19011-21fschecks_count07:10:162
1873799201,10cyclictest18291-21kthreadcore12:35:222
1873799201,10cyclictest15531-21fschecks_count07:40:152
1872999206,5cyclictest0-21swapper/110:45:141
1872999203,4cyclictest21-21ksoftirqd/112:35:271
1872999202,3cyclictest131rcu_preempt07:45:201
1872999202,2cyclictest131rcu_preempt08:45:221
1872999201,6cyclictest21-21ksoftirqd/108:40:231
1872999201,17cyclictest8230-21kthreadcore07:30:201
1872199206,3cyclictest12-21ksoftirqd/010:10:200
1872199206,11cyclictest10562-21sed10:25:170
1872199203,8cyclictest0-21swapper/009:10:120
1872199203,3cyclictest131rcu_preempt07:40:010
1872199203,2cyclictest131rcu_preempt12:30:040
1872199203,2cyclictest131rcu_preempt12:30:040
1872199203,2cyclictest131rcu_preempt10:20:120
18721992014,3cyclictest12-21ksoftirqd/012:10:290
1872199201,3cyclictest131rcu_preempt10:15:120
18721992010,7cyclictest13581-21cat12:15:220
1874699194,9cyclictest28366irq/58-eth010:05:123
1874699192,7cyclictest0-21swapper/307:30:133
1874699192,11cyclictest0-21swapper/309:35:133
18746991912,4cyclictest0-21swapper/307:55:133
1874699191,12cyclictest0-21swapper/308:10:153
1874699191,10cyclictest0-21swapper/308:35:013
1873799193,14cyclictest2860-21kthreadcore07:25:212
1873799191,15cyclictest17540-21kthreadcore08:15:192
1872999192,2cyclictest131rcu_preempt07:25:231
1872999191,9cyclictest1020-21kthreadcore08:30:211
1872999191,2cyclictest131rcu_preempt08:15:291
1872999191,2cyclictest131rcu_preempt07:10:261
1872199198,2cyclictest12-21ksoftirqd/008:55:250
1872199196,3cyclictest12-21ksoftirqd/008:45:220
1872199194,4cyclictest131rcu_preempt09:00:210
18721991912,4cyclictest12-21ksoftirqd/008:15:220
1872199191,14cyclictest29259-21sh11:30:140
1874699183,10cyclictest0-21swapper/310:10:153
1874699182,10cyclictest0-21swapper/308:45:143
1874699182,10cyclictest0-21swapper/307:50:123
18746991811,3cyclictest0-21swapper/310:25:123
1874699181,12cyclictest0-21swapper/308:25:233
1873799183,11cyclictest924-21snmpd08:00:142
1873799181,8cyclictest5927-21sort07:30:162
1873799181,8cyclictest13396-21fschecks_time08:45:172
1872999188,2cyclictest21-21ksoftirqd/108:30:011
1872999187,3cyclictest21-21ksoftirqd/108:35:301
1872999182,2cyclictest131rcu_preempt08:50:281
1872999182,2cyclictest131rcu_preempt08:10:251
1872999181,3cyclictest131rcu_preempt07:35:231
1872999181,15cyclictest15715-21irqcore07:40:161
1872199189,7cyclictest24771-21memory08:20:200
1872199188,2cyclictest12-21ksoftirqd/008:35:200
1872199186,3cyclictest131rcu_preempt09:05:220
1872199185,2cyclictest12-21ksoftirqd/007:55:250
1872199182,13cyclictest28245-21apt-get07:20:060
18721991810,2cyclictest12-21ksoftirqd/009:31:010
1872199180,4cyclictest131rcu_preempt07:25:120
1874699179,6cyclictest0-21swapper/311:07:183
1874699179,3cyclictest0-21swapper/312:37:313
1874699179,3cyclictest0-21swapper/310:57:513
1874699178,5cyclictest0-21swapper/307:10:133
1874699172,9cyclictest0-21swapper/307:40:133
1874699172,10cyclictest0-21swapper/308:50:143
1874699172,10cyclictest0-21swapper/308:40:143
1874699172,10cyclictest0-21swapper/307:15:143
18746991710,2cyclictest0-21swapper/307:45:113
1872999172,2cyclictest131rcu_preempt08:20:151
1872199171,2cyclictest131rcu_preempt08:10:250
1872199171,14cyclictest6268-21usage_Anybus08:00:300
1874699162,9cyclictest0-21swapper/307:35:133
1874699162,8cyclictest0-21swapper/307:20:063
1874699162,7cyclictest0-21swapper/309:00:143
1874699162,10cyclictest0-21swapper/308:05:143
18746991611,2cyclictest0-21swapper/308:20:103
1872199166,8cyclictest18223-21perl08:50:150
1872199161,11cyclictest20341-21grep07:45:140
1872199158,4cyclictest18787-21latency_hist07:10:020
1872199158,4cyclictest18787-21latency_hist07:10:010
1874699149,2cyclictest0-21swapper/308:55:113
1874699141,10cyclictest0-21swapper/307:25:163
1873799131,9cyclictest18745-21latency_hist07:10:022
1873799131,9cyclictest18745-21latency_hist07:10:012
1872999131,9cyclictest18786-21latency_hist07:10:021
1872999131,9cyclictest18786-21latency_hist07:10:021
1874699123,6cyclictest0-21swapper/307:10:023
1874699123,6cyclictest0-21swapper/307:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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