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2026-02-21 - 15:09
[ 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 #e, slot #6

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.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rackeslot6s.osadl.org (updated Sat Feb 21, 2026 00:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
117736399906,9cyclictest1228721-21apt-get00:10:010
117736399759,61cyclictest0-21swapper/023:35:260
117736399733,6cyclictest1204023-21grep21:40:290
1177363997231,3cyclictest20850irq/208-8000000.ethernet22:50:260
1177363997030,36cyclictest0-21swapper/019:54:590
117736399702,63cyclictest1186891-21unixbench_multi20:00:260
1177363996829,6cyclictest0-21swapper/022:55:290
1177363996530,4cyclictest0-21swapper/022:15:260
1177363996434,4cyclictest167350irq/118-8000000.ethernet-tx000:10:010
1177363996432,5cyclictest1210803-21unixbench_multi22:20:270
1177363996432,5cyclictest1210803-21unixbench_multi22:20:270
117736399641,38cyclictest0-21swapper/023:30:220
117736699635,37cyclictest0-21swapper/120:05:011
1177363996329,31cyclictest20850irq/208-8000000.ethernet21:15:220
117736399632,6cyclictest1205771-21grep21:55:010
117736399631,27cyclictest0-21swapper/020:35:010
117736399631,27cyclictest0-21swapper/020:35:010
117736699629,21cyclictest22-21rcuc/119:55:021
1177363996234,25cyclictest1204906-21munin-plugin-st21:50:000
1177363996123,10cyclictest0-21swapper/000:35:160
1177366996040,15cyclictest231ktimers/123:15:131
1177366996040,15cyclictest231ktimers/123:15:131
1177363995948,6cyclictest131ktimers/022:00:110
117736399591,38cyclictest1180960-21sed19:25:260
1177366995736,15cyclictest231ktimers/119:40:111
1177366995736,15cyclictest231ktimers/119:40:111
1177366995723,3cyclictest1226586-21kernelversion23:55:231
1177367995537,13cyclictest311ktimers/220:15:112
1177363995447,4cyclictest0-21swapper/021:30:120
1177363995432,2cyclictest200-21pr/ttyS220:39:590
117736799521,11cyclictest0-21swapper/220:20:182
117736799521,11cyclictest0-21swapper/220:20:182
1177366995219,12cyclictest14-21rcu_preempt23:45:011
1177363995142,5cyclictest167350irq/118-8000000.ethernet-tx000:00:250
1177367995034,11cyclictest311ktimers/200:25:142
117736799501,2cyclictest0-21swapper/222:30:012
1177367994945,2cyclictest0-21swapper/200:00:022
1177367994942,4cyclictest1218500-21munin-plugin-st23:10:002
1177367994931,13cyclictest0-21swapper/219:30:002
1177367994931,12cyclictest311ktimers/223:45:142
1177363994940,5cyclictest167350irq/118-8000000.ethernet-tx020:30:010
1177367994837,5cyclictest1230494-21sh00:20:002
1177367994730,12cyclictest311ktimers/221:20:112
117736799471,20cyclictest0-21swapper/223:55:002
117736799471,20cyclictest0-21swapper/200:10:012
1177366994733,8cyclictest0-21swapper/100:00:281
1177367994614,2cyclictest0-21swapper/222:10:282
1177366994628,10cyclictest0-21swapper/100:35:001
1177363994637,5cyclictest167350irq/118-8000000.ethernet-tx021:00:170
1177363994614,25cyclictest0-21swapper/019:10:010
1177363994614,25cyclictest0-21swapper/019:10:000
1177367994525,13cyclictest311ktimers/221:25:112
117736699459,5cyclictest1205740-21apt-get21:55:011
117736699459,5cyclictest1205740-21apt-get21:55:011
1177366994533,8cyclictest0-21swapper/120:35:011
1177366994533,8cyclictest0-21swapper/120:35:001
1177367994432,7cyclictest1210863-21grep22:20:262
1177367994432,7cyclictest1210863-21grep22:20:262
1177366994431,8cyclictest0-21swapper/121:15:281
1177366994420,15cyclictest231ktimers/119:35:111
1177363994437,3cyclictest0-21swapper/023:25:090
117736399441,2cyclictest0-21swapper/022:45:010
1177367994332,7cyclictest311ktimers/220:05:122
1177367994329,10cyclictest311ktimers/223:20:102
1177366994336,4cyclictest1228718-21cron00:09:591
117736699432,31cyclictest0-21swapper/100:10:231
1177363994336,4cyclictest167350irq/118-8000000.ethernet-tx000:00:010
1177363994335,5cyclictest0-21swapper/023:05:150
1177367994222,11cyclictest0-21swapper/223:20:022
1177367994222,11cyclictest0-21swapper/223:20:022
1177363994236,3cyclictest167350irq/118-8000000.ethernet-tx000:20:120
1177363994236,2cyclictest0-21swapper/019:20:210
1177363994234,5cyclictest1195566-21grep20:50:270
1177363994228,11cyclictest1196348-21unixbench_multi20:55:280
117736399421,2cyclictest0-21swapper/022:10:000
117736799417,9cyclictest0-21swapper/222:55:022
117736699415,9cyclictest1193842-21apt-get20:45:021
117736699415,9cyclictest1193842-21apt-get20:45:021
117736699415,23cyclictest24-21ksoftirqd/119:25:021
1177366994130,8cyclictest1205686-21grep21:50:271
1177366994123,12cyclictest231ktimers/119:50:101
117736399411,38cyclictest0-21swapper/019:10:250
1177367994031,4cyclictest1199715-21grep21:15:282
117736799401,4cyclictest0-21swapper/219:20:022
1177366994031,6cyclictest14-21rcu_preempt20:50:001
1177363994031,5cyclictest167350irq/118-8000000.ethernet-tx021:10:010
1177363994029,8cyclictest0-21swapper/023:45:280
1177363994028,8cyclictest0-21swapper/022:10:280
117736399402,36cyclictest0-21swapper/019:55:260
1177363994022,13cyclictest0-21swapper/023:45:010
1177363994019,19cyclictest0-21swapper/019:30:280
117736399401,4cyclictest1232932-21sed00:30:290
117736399401,37cyclictest0-21swapper/020:40:250
117736399401,37cyclictest0-21swapper/020:40:240
1177367993930,7cyclictest1178108-21unixbench_singl19:10:282
1177366993933,4cyclictest0-21swapper/123:00:001
1177366993919,14cyclictest231ktimers/122:40:101
117736699391,3cyclictest0-21swapper/100:30:011
1177363993931,5cyclictest0-21swapper/020:20:220
1177363993931,5cyclictest0-21swapper/020:20:220
1177363993925,9cyclictest0-21swapper/020:05:270
1177363993918,19cyclictest1183494-21find19:40:270
1177363993918,19cyclictest1183494-21find19:40:270
117736399391,36cyclictest0-21swapper/021:10:210
117736399391,36cyclictest0-21swapper/000:15:230
1177367993827,6cyclictest311ktimers/219:55:122
1177367993824,8cyclictest0-21swapper/222:35:272
1177367993824,10cyclictest0-21swapper/221:45:242
1177367993822,10cyclictest311ktimers/220:25:132
1177366993829,5cyclictest0-21swapper/120:05:291
1177366993828,5cyclictest0-21swapper/119:30:281
117736699381,2cyclictest0-21swapper/119:50:001
1177363993832,4cyclictest1188681-21munin-plugin-st20:15:010
117736399382,6cyclictest1200177-21lsblk21:20:190
117736399381,35cyclictest0-21swapper/021:55:140
117736399381,35cyclictest0-21swapper/021:55:130
1177367993726,7cyclictest1206637-21grep21:55:282
1177367993726,7cyclictest1206637-21grep21:55:282
1177367993725,8cyclictest0-21swapper/200:30:292
1177367993721,12cyclictest311ktimers/219:45:142
1177367993712,16cyclictest311ktimers/219:25:022
117736699377,3cyclictest0-21swapper/120:15:021
117736699372,6cyclictest0-21swapper/122:25:011
117736699372,6cyclictest0-21swapper/122:25:011
117736699371,30cyclictest0-21swapper/122:35:191
1177363993729,5cyclictest1184381-21grep19:45:280
117736399372,33cyclictest0-21swapper/023:10:110
117736399371,34cyclictest0-21swapper/022:30:150
117736399371,34cyclictest0-21swapper/021:35:130
1177367993630,4cyclictest311ktimers/219:55:012
1177367993627,5cyclictest1186995-21cron20:05:002
1177367993615,11cyclictest311ktimers/200:20:112
117736799361,16cyclictest0-21swapper/221:15:022
1177366993628,4cyclictest0-21swapper/120:20:171
1177366993628,4cyclictest0-21swapper/120:20:161
1177366993627,4cyclictest14-21rcu_preempt22:25:211
1177366993626,6cyclictest0-21swapper/121:20:281
1177366993624,6cyclictest0-21swapper/120:30:001
117736699361,29cyclictest1192345-21/usr/sbin/munin20:35:221
1177363993631,2cyclictest0-21swapper/022:25:160
1177363993631,2cyclictest0-21swapper/020:45:070
1177363993629,4cyclictest0-21swapper/023:16:230
1177363993629,4cyclictest0-21swapper/023:16:230
117736399362,4cyclictest1220471-21diskstats23:20:170
117736399361,4cyclictest0-21swapper/021:30:010
117736399361,33cyclictest0-21swapper/023:00:150
117736399361,33cyclictest0-21swapper/020:15:150
117736399361,33cyclictest0-21swapper/019:15:260
117736399361,2cyclictest1231558-21apt-get00:25:110
1177367993524,6cyclictest1181743-21grep19:30:272
1177367993522,9cyclictest0-21swapper/221:05:192
1177367993521,8cyclictest0-21swapper/221:30:262
1177367993519,10cyclictest311ktimers/223:35:122
1177367993518,11cyclictest311ktimers/219:35:112
1177367993516,15cyclictest311ktimers/220:10:122
117736799351,29cyclictest0-21swapper/221:35:252
1177366993530,3cyclictest167450irq/126-8000000.ethernet-tx121:30:181
117736699352,19cyclictest24-21ksoftirqd/122:10:121
1177366993521,8cyclictest0-21swapper/123:50:281
1177366993517,14cyclictest231ktimers/122:00:141
1177366993517,13cyclictest231ktimers/121:25:101
117736699351,29cyclictest0-21swapper/100:20:211
1177363993528,4cyclictest167350irq/118-8000000.ethernet-tx022:35:240
117736399351,4cyclictest0-21swapper/019:38:430
1177367993425,5cyclictest0-21swapper/223:55:282
1177367993425,5cyclictest0-21swapper/223:45:002
1177367993425,4cyclictest0-21swapper/223:10:272
1177367993424,4cyclictest0-21swapper/220:40:202
1177367993424,4cyclictest0-21swapper/220:40:192
1177367993423,8cyclictest1183127-21sh19:40:192
1177367993423,8cyclictest1183127-21sh19:40:192
1177367993421,8cyclictest0-21swapper/221:00:292
1177367993417,12cyclictest311ktimers/222:05:112
1177366993425,5cyclictest0-21swapper/121:00:201
1177366993419,8cyclictest0-21swapper/122:30:271
117736699341,30cyclictest0-21swapper/123:10:021
117736699341,28cyclictest0-21swapper/123:10:191
117736699341,27cyclictest0-21swapper/121:10:201
117736399342,29cyclictest1226007-21unixbench_multi23:50:270
117736399341,31cyclictest0-21swapper/022:45:210
117736799338,14cyclictest1211106-21/usr/sbin/munin22:25:192
1177367993327,4cyclictest1215113-21kworker/u8:3+flush-179:9622:54:222
1177367993325,5cyclictest1221777-21grep23:25:272
1177367993325,4cyclictest0-21swapper/221:55:022
1177367993320,7cyclictest0-21swapper/222:45:202
117736699339,17cyclictest231ktimers/121:05:111
1177366993325,5cyclictest0-21swapper/123:20:261
1177366993324,6cyclictest1217020-21/usr/sbin/munin23:00:271
1177366993324,5cyclictest0-21swapper/100:15:201
1177366993323,6cyclictest0-21swapper/123:25:271
1177366993322,8cyclictest1222630-21grep23:30:281
1177366993317,12cyclictest231ktimers/122:50:141
117736799327,10cyclictest30-21rcuc/223:00:012
1177367993224,4cyclictest0-21swapper/220:40:002
1177367993223,6cyclictest0-21swapper/200:35:282
117736699325,3cyclictest0-21swapper/119:30:011
1177366993222,6cyclictest1207802-21sshd22:05:171
1177367993124,4cyclictest0-21swapper/223:30:282
1177367993123,4cyclictest0-21swapper/200:10:212
1177367993119,9cyclictest1194728-21grep20:45:282
1177366993124,5cyclictest0-21swapper/119:10:271
1177366993121,7cyclictest1209406-21/usr/sbin/munin22:15:261
1177366993119,8cyclictest0-21swapper/119:15:281
1177366993118,8cyclictest0-21swapper/123:40:011
1177366993110,14cyclictest1214484-21/usr/sbin/munin22:45:181
1177367993020,7cyclictest311ktimers/220:30:052
1177367993020,7cyclictest311ktimers/220:30:052
1177367993020,5cyclictest0-21swapper/222:00:272
1177367992911,12cyclictest311ktimers/222:40:142
117736799290,27cyclictest0-21swapper/221:40:262
117736699294,19cyclictest24-21ksoftirqd/123:45:111
1177366992920,5cyclictest0-21swapper/100:35:291
1177367992818,5cyclictest0-21swapper/220:50:242
1177366992817,8cyclictest1203201-21cron21:40:011
1177367992718,6cyclictest0-21swapper/220:55:172
1177366992720,4cyclictest1204797-21grep21:45:271
1177366992718,5cyclictest0-21swapper/120:15:191
1177366992716,7cyclictest0-21swapper/120:50:261
117736699263,18cyclictest24-21ksoftirqd/121:40:141
1177367992517,6cyclictest1209480-21entropy22:15:162
1177366992518,4cyclictest0-21swapper/120:58:041
117736699204,11cyclictest1177452-21cat19:10:011
117736699204,11cyclictest1177452-21cat19:10:011
117736799182,5cyclictest1177374-21latency_hist19:10:012
117736799182,5cyclictest1177374-21latency_hist19:10:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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