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2026-02-18 - 09:15
[ 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 #b, slot #5

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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rackbslot5s.osadl.org (updated Wed Feb 18, 2026 00:45:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1222141996153,6cyclictest1253608-21kworker/u8:2+events_unbound20:45:131
1222145995344,5cyclictest1246846-21idleruntime-cro20:20:002
1222145994922,24cyclictest0-21swapper/221:55:202
1222137994535,7cyclictest121ktimers/022:35:130
1222137994535,7cyclictest121ktimers/022:35:130
1222137994534,8cyclictest1290654-21cron22:25:000
1222141994434,6cyclictest1309708-21sendmail23:20:001
1222141994434,6cyclictest1309708-21sendmail23:20:001
1222137994430,9cyclictest121ktimers/000:20:110
1222150994334,5cyclictest1301127-21cron22:55:003
1222137994329,9cyclictest1297294-21grep22:40:250
1222137994329,9cyclictest1297294-21grep22:40:240
1222150994230,6cyclictest0-21swapper/321:35:003
122214599423,36cyclictest1254637-21/usr/sbin/munin20:40:212
122214599423,36cyclictest1254637-21/usr/sbin/munin20:40:202
1222145994219,19cyclictest1307548-21grep23:10:252
1222145994219,19cyclictest1307548-21grep23:10:252
122214599421,8cyclictest1239407-21/usr/sbin/munin19:55:252
122214599421,8cyclictest1232341-21/usr/sbin/munin19:35:242
1222145994216,23cyclictest1310335-21sed23:20:162
122214599421,2cyclictest0-21swapper/219:10:132
1222141994232,7cyclictest1331059-21sh00:19:591
1222141994229,9cyclictest231ktimers/120:10:141
1222150994134,4cyclictest1285315-21sh22:10:003
1222150994127,10cyclictest1246843-21awk20:20:013
122214599411,9cyclictest1244711-21users20:10:272
122214599411,8cyclictest1324591-21/usr/sbin/munin00:00:172
122214599411,8cyclictest1324591-21/usr/sbin/munin00:00:172
122214599411,37cyclictest1333776-21/usr/sbin/munin00:25:252
122214599410,3cyclictest0-21swapper/220:35:112
122214599410,3cyclictest0-21swapper/220:35:112
1222141994129,8cyclictest231ktimers/121:35:111
1222141994129,8cyclictest231ktimers/121:35:111
1222141994128,9cyclictest231ktimers/120:25:141
1222141994128,9cyclictest231ktimers/120:25:141
1222137994133,6cyclictest121ktimers/023:50:120
122214599403,34cyclictest1317323-21/usr/sbin/munin23:40:202
1222145994033,4cyclictest1274829-21latency_hist21:40:002
1222145994033,4cyclictest1274829-21latency_hist21:40:002
122214599402,6cyclictest1233494-21df_inode19:40:162
122214599402,33cyclictest1257285-21cron20:50:002
122214599402,32cyclictest1299421-21cron22:50:002
122214599402,32cyclictest1299421-21cron22:49:592
122214599401,9cyclictest1299998-21/usr/sbin/munin22:50:182
122214599401,8cyclictest1316197-21sshd23:36:082
122214599401,3cyclictest0-21swapper/219:15:142
122214599401,11cyclictest1321056-21/usr/sbin/munin23:50:172
122214599398,27cyclictest1278503-21grep21:50:142
1222145993928,7cyclictest1230999-21grep19:30:272
122214599392,4cyclictest1249097-21/usr/sbin/munin20:25:172
122214599392,4cyclictest1249097-21/usr/sbin/munin20:25:172
122214599391,8cyclictest1311987-21/usr/sbin/munin23:25:182
122214599391,7cyclictest1247378-21df20:20:142
122214599391,7cyclictest1247378-21df20:20:132
122214599391,6cyclictest1303332-21/usr/sbin/munin23:00:172
122214599391,6cyclictest1272056-21/usr/sbin/munin21:30:192
122214599391,6cyclictest1250801-21df_inode20:30:162
122214599391,6cyclictest1250801-21df_inode20:30:152
122214599391,5cyclictest1304915-21/usr/sbin/munin23:05:122
122214599391,5cyclictest1304915-21/usr/sbin/munin23:05:122
122214599391,5cyclictest1227170-21/usr/sbin/munin19:20:222
122214599391,4cyclictest1240331-21/usr/sbin/munin20:00:162
122214599391,35cyclictest1242681-21/usr/sbin/munin20:05:242
122214599391,33cyclictest1309210-21sed23:15:242
122214599391,33cyclictest1309210-21sed23:15:242
122214599391,11cyclictest1257858-21diskstats20:50:162
122214599391,10cyclictest1336435-21apt-get00:35:142
122214599390,3cyclictest0-21swapper/200:05:112
1222137993926,9cyclictest121ktimers/021:40:130
1222137993926,9cyclictest121ktimers/021:40:120
122214599382,32cyclictest1292576-21cron22:30:002
122214599382,32cyclictest1292576-21cron22:29:592
122214599381,9cyclictest1275799-21cut21:40:242
122214599381,9cyclictest1275799-21cut21:40:242
122214599381,7cyclictest1327999-21/usr/sbin/munin00:10:152
122214599381,6cyclictest1282252-21df_inode22:00:152
122214599381,4cyclictest1295212-21/usr/sbin/munin22:35:232
122214599381,4cyclictest1295212-21/usr/sbin/munin22:35:232
122214599381,4cyclictest1235532-21meminfo19:45:182
122214599381,3cyclictest1331315-21apt-get00:20:132
122214599381,3cyclictest1318812-21df_inode23:45:152
122214599381,3cyclictest0-21swapper/223:30:112
122214599381,3cyclictest0-21swapper/222:55:132
122214599381,3cyclictest0-21swapper/221:20:122
122214599381,34cyclictest1277568-21wc21:45:262
122214599381,34cyclictest1277568-21wc21:45:252
122214599381,34cyclictest1265037-21meminfo21:10:192
122214599381,32cyclictest1293294-21sed22:30:202
122214599381,11cyclictest1289803-21/usr/sbin/munin22:20:232
1222141993832,3cyclictest0-21swapper/123:40:001
1222141993830,4cyclictest0-21swapper/100:12:001
1222150993731,4cyclictest1276317-21kworker/u8:1+events_unbound21:53:423
1222150993729,4cyclictest0-21swapper/321:35:163
1222150993729,4cyclictest0-21swapper/321:35:163
1222150993728,4cyclictest0-21swapper/300:15:003
122214599372,31cyclictest1261387-21fschecks_time21:00:172
122214599371,9cyclictest1296698-21meminfo22:40:192
122214599371,9cyclictest1296698-21meminfo22:40:192
122214599371,7cyclictest1334939-21grep00:30:162
122214599371,4cyclictest1236785-21/usr/sbin/munin19:50:262
122214599371,4cyclictest1228377-21/usr/sbin/munin19:25:162
122214599371,3cyclictest1284178-21/usr/sbin/munin22:05:172
122214599371,3cyclictest0-21swapper/221:25:122
122214599371,3cyclictest0-21swapper/220:55:132
122214599371,11cyclictest1330036-21memory00:15:192
1222137993729,6cyclictest121ktimers/020:05:110
1222137993729,4cyclictest1288975-21idleruntime-cro22:20:010
1222137993727,6cyclictest0-21swapper/019:30:270
1222150993628,4cyclictest0-21swapper/323:05:243
1222150993628,4cyclictest0-21swapper/323:05:243
122214599362,30cyclictest1322656-21/usr/sbin/munin23:55:152
122214599362,30cyclictest1322656-21/usr/sbin/munin23:55:152
122214599361,3cyclictest1288151-21/usr/sbin/munin22:15:232
122214599361,2cyclictest1266298-21apt-get21:15:132
122214599361,10cyclictest1286121-21ntp_states22:10:202
1222137993630,3cyclictest1285323-21idleruntime-cro22:10:000
1222137993625,8cyclictest0-21swapper/021:40:000
1222137993625,8cyclictest0-21swapper/021:40:000
1222137993625,7cyclictest1229307-21grep19:25:260
122214599351,3cyclictest0-21swapper/221:05:122
122214599351,3cyclictest0-21swapper/221:05:112
122214599351,11cyclictest1222212-21cat19:10:022
1222137993527,4cyclictest0-21swapper/021:10:000
1222137993527,4cyclictest0-21swapper/021:10:000
1222150993426,4cyclictest0-21swapper/300:15:163
1222137993425,6cyclictest0-21swapper/019:20:000
1222137993424,6cyclictest1310979-21grep23:20:240
1222137993424,6cyclictest0-21swapper/020:20:010
1222137993423,7cyclictest1265598-21grep21:10:250
1222137993417,5cyclictest1290389-21kworker/u8:1+events_unbound22:31:190
1222137993415,3cyclictest131rcu_preempt22:50:210
1222150993327,4cyclictest1306041-21kworker/u8:2+events_unbound23:11:513
1222150993327,4cyclictest1306041-21kworker/u8:2+events_unbound23:11:513
1222150993325,4cyclictest1288972-21sendmail22:20:013
1222150993324,6cyclictest0-21swapper/323:25:003
1222141993321,8cyclictest1321635-21grep23:50:241
1222137993324,4cyclictest0-21swapper/000:05:160
1222137993322,7cyclictest1306640-21grep23:10:160
1222137993322,7cyclictest1306640-21grep23:10:160
1222150993224,4cyclictest0-21swapper/319:20:263
1222150993223,6cyclictest1255960-21fschecks_count20:45:173
1222150993222,7cyclictest1266437-21fschecks_count21:15:163
122213799328,12cyclictest131rcu_preempt22:25:270
122213799328,12cyclictest131rcu_preempt22:25:270
1222137993224,6cyclictest1255483-21kworker/u8:1+events_unbound20:56:300
1222137993210,14cyclictest11-21ksoftirqd/022:45:260
1222137993210,14cyclictest11-21ksoftirqd/022:45:260
1222150993124,5cyclictest1314470-21kworker/u8:0+events_unbound23:31:573
1222150993124,3cyclictest0-21swapper/319:30:273
1222150993119,7cyclictest0-21swapper/320:25:283
1222150993119,7cyclictest0-21swapper/320:25:273
1222141993123,4cyclictest0-21swapper/100:32:021
122213799318,3cyclictest131rcu_preempt23:05:110
122213799318,3cyclictest131rcu_preempt23:05:110
122213799317,3cyclictest131rcu_preempt21:00:120
1222137993125,4cyclictest1250104-21kworker/u8:0+events_unbound20:30:220
1222137993125,4cyclictest1250104-21kworker/u8:0+events_unbound20:30:220
1222137993122,6cyclictest0-21swapper/022:59:590
1222137993122,5cyclictest1270730-21grep21:25:240
1222137993121,6cyclictest0-21swapper/022:15:010
1222137993119,7cyclictest1337505-21grep00:35:260
122213799311,5cyclictest11-21ksoftirqd/000:10:120
1222150993024,3cyclictest0-21swapper/300:29:593
1222150993023,5cyclictest1336777-21kworker/u8:2+events_unbound00:37:023
122215099300,5cyclictest131rcu_preempt20:50:123
1222141993022,4cyclictest0-21swapper/123:34:591
1222141993020,7cyclictest1261307-21fschecks_count21:00:171
1222141993018,8cyclictest1-21systemd21:06:321
1222141993018,8cyclictest1-21systemd21:06:321
122213799307,3cyclictest131rcu_preempt20:25:000
122213799307,3cyclictest131rcu_preempt20:25:000
122213799305,5cyclictest131rcu_preempt20:00:140
1222137993024,3cyclictest13550irq/42-30be0000.ethernet00:05:000
1222137993024,3cyclictest13550irq/42-30be0000.ethernet00:04:590
1222137993021,5cyclictest1283618-21munin-plugin-st22:04:590
1222137993018,4cyclictest1278051-21kworker/u8:2+events_unbound21:56:180
1222137993011,3cyclictest131rcu_preempt21:15:120
1222150992922,4cyclictest0-21swapper/320:55:263
1222150992920,6cyclictest0-21swapper/323:00:243
1222150992920,6cyclictest0-21swapper/319:40:013
1222150992920,5cyclictest0-21swapper/320:40:163
1222150992920,5cyclictest0-21swapper/320:40:153
1222150992918,7cyclictest0-21swapper/321:20:253
1222141992921,6cyclictest1317882-21kworker/u8:2+events_unbound23:46:561
1222141992921,5cyclictest0-21swapper/123:20:241
1222141992921,4cyclictest0-21swapper/123:45:011
1222141992919,7cyclictest231ktimers/122:20:131
1222141992919,6cyclictest0-21swapper/121:10:151
122214199291,5cyclictest131rcu_preempt20:30:141
122214199291,5cyclictest131rcu_preempt20:30:141
122213799299,12cyclictest11-21ksoftirqd/020:45:260
1222137992918,8cyclictest1316058-21grep23:35:250
1222137992917,4cyclictest131rcu_preempt19:10:210
122213799290,26cyclictest0-21swapper/023:55:120
122213799290,26cyclictest0-21swapper/023:55:120
1222150992822,4cyclictest1265587-21unixbench_multi21:10:253
1222150992821,4cyclictest0-21swapper/319:10:263
1222150992820,4cyclictest1281698-21idleruntime-cro22:00:003
1222150992820,4cyclictest0-21swapper/321:45:003
1222150992820,4cyclictest0-21swapper/321:44:593
1222141992821,4cyclictest1267776-21sh21:20:001
1222141992820,4cyclictest0-21swapper/120:35:241
1222141992820,4cyclictest0-21swapper/120:35:231
1222141992817,8cyclictest231ktimers/119:40:141
1222137992820,4cyclictest0-21swapper/023:50:010
122213799281,24cyclictest0-21swapper/019:55:130
1222137992810,11cyclictest11-21ksoftirqd/020:25:270
1222137992810,11cyclictest11-21ksoftirqd/020:25:270
1222150992721,4cyclictest1124190-21kworker/u8:2+events_unbound19:16:153
1222150992720,4cyclictest0-21swapper/322:26:453
1222150992720,4cyclictest0-21swapper/322:26:443
1222141992720,4cyclictest0-21swapper/122:00:271
1222141992719,5cyclictest0-21swapper/121:55:241
1222141992717,7cyclictest1271242-21apt-get21:30:011
122213799277,5cyclictest131rcu_preempt23:30:150
1222137992721,4cyclictest1276317-21kworker/u8:1+events_unbound21:48:410
1222137992721,4cyclictest1276317-21kworker/u8:1+events_unbound21:48:410
1222137992720,5cyclictest1332735-21kworker/u8:0+events_unbound00:33:430
1222137992720,5cyclictest1330879-21kworker/u8:2+events_unbound00:27:400
1222137992720,5cyclictest1220214-21kworker/u8:3+events_unbound19:21:150
1222137992720,3cyclictest0-21swapper/023:15:190
1222137992720,3cyclictest0-21swapper/023:15:180
1222137992715,4cyclictest131rcu_preempt20:35:230
1222137992715,4cyclictest131rcu_preempt20:35:220
1222137992710,7cyclictest11-21ksoftirqd/021:55:000
1222150992620,4cyclictest1319854-21kworker/u8:1+events_unbound00:01:593
1222150992620,4cyclictest1319854-21kworker/u8:1+events_unbound00:01:583
1222150992619,4cyclictest1318264-21munin-plugin-st23:45:003
1222150992618,6cyclictest1295626-21kworker/u8:2+events_unbound22:41:513
1222150992618,6cyclictest1295626-21kworker/u8:2+events_unbound22:41:503
1222150992617,6cyclictest0-21swapper/322:25:013
1222150992617,5cyclictest1262242-21grep21:00:263
1222150992617,5cyclictest0-21swapper/321:05:263
1222150992617,5cyclictest0-21swapper/321:05:263
1222150992616,6cyclictest0-21swapper/323:55:253
1222150992616,6cyclictest0-21swapper/323:55:253
1222150992616,6cyclictest0-21swapper/322:30:273
1222141992618,5cyclictest0-21swapper/119:55:151
1222141992618,4cyclictest0-21swapper/121:45:271
1222141992618,4cyclictest0-21swapper/121:45:271
1222141992618,4cyclictest0-21swapper/120:20:011
1222141992618,4cyclictest0-21swapper/100:20:161
1222141992617,5cyclictest0-21swapper/121:41:391
1222141992617,5cyclictest0-21swapper/121:41:391
122213799269,3cyclictest131rcu_preempt19:50:240
122213799267,10cyclictest11-21ksoftirqd/019:45:260
122213799265,5cyclictest1303309-21fschecks_time23:00:160
1222137992620,4cyclictest1233127-21auditctl19:40:000
1222137992620,4cyclictest1222131-21cyclictest00:19:250
1222137992619,5cyclictest1253608-21kworker/u8:2+events_unbound20:52:410
1222137992619,4cyclictest1273112-21cron21:35:000
122213799261,13cyclictest0-21swapper/020:13:080
1222137992610,9cyclictest131rcu_preempt19:45:010
1222150992519,4cyclictest1250104-21kworker/u8:0+events_unbound20:31:273
1222150992519,4cyclictest1250104-21kworker/u8:0+events_unbound20:31:273
1222150992519,3cyclictest0-21swapper/323:50:013
1222150992517,5cyclictest0-21swapper/323:50:243
1222150992517,4cyclictest0-21swapper/321:25:153
1222141992518,4cyclictest0-21swapper/122:20:001
1222141992517,4cyclictest0-21swapper/121:50:151
1222141992515,7cyclictest231ktimers/123:00:001
122215099242,4cyclictest12403532forks20:00:173
122215099242,19cyclictest629-21snmpd22:35:123
122215099242,19cyclictest629-21snmpd22:35:123
1222150992417,3cyclictest0-21swapper/322:55:153
1222150992416,4cyclictest0-21swapper/319:40:253
1222150992415,6cyclictest0-21swapper/323:25:263
122215099241,4cyclictest1327653-21munin-run00:10:013
1222150992414,6cyclictest0-21swapper/319:50:263
1222150992413,7cyclictest1316117-21grep23:35:263
1222141992415,6cyclictest1325826-21cut00:05:001
1222141992415,6cyclictest1325826-21cut00:05:001
1222141992415,6cyclictest0-21swapper/123:00:251
1222141992415,6cyclictest0-21swapper/122:05:201
1222141992411,8cyclictest1294287-21apt22:35:001
122213799247,10cyclictest11-21ksoftirqd/023:45:010
1222137992416,6cyclictest1311763-21kworker/u8:1+events_unbound23:25:220
1222137992415,5cyclictest0-21swapper/021:21:230
1222150992316,4cyclictest1331845-21ntpq00:20:213
1222150992316,4cyclictest1309697-21idleruntime-cro23:19:593
1222150992316,4cyclictest1309697-21idleruntime-cro23:19:593
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