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2026-01-15 - 06:51
[ 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 #3, slot #3

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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  TQ-Systems
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 rack3slot3s.osadl.org (updated Thu Jan 15, 2026 00:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1268023212956,68sleep30-21swapper/319:09:353
151109621260,2sleep20-21swapper/222:55:172
126789828858,10sleep10-21swapper/119:07:561
126801028562,6sleep00-21swapper/019:09:240
126790428151,10sleep20-21swapper/219:08:012
1268190992522,1cyclictest0-21swapper/322:25:193
126819099241,16cyclictest1474950-21chrt22:20:363
1268190992219,1cyclictest0-21swapper/300:40:003
1268190992017,1cyclictest0-21swapper/320:55:213
1268190992017,1cyclictest0-21swapper/320:40:163
126819099201,14cyclictest0-21swapper/323:21:543
126819099198,7cyclictest1501372-21taskset22:49:133
126819099194,13cyclictest0-21swapper/323:55:003
126819099194,13cyclictest0-21swapper/323:55:003
1268190991911,4cyclictest13597412sleep320:35:123
126819099191,12cyclictest1490963-21taskset22:39:543
126819099187,7cyclictest1506093-21taskset22:50:213
126819099182,11cyclictest1301908-21taskset19:40:123
126819099182,10cyclictest1435577-21taskset21:45:173
1268190991815,1cyclictest0-21swapper/322:45:003
1268190991815,1cyclictest0-21swapper/319:55:133
1268190991815,1cyclictest0-21swapper/319:50:163
1268190991815,1cyclictest0-21swapper/319:35:173
1268190991814,2cyclictest0-21swapper/321:15:173
1268190991812,4cyclictest0-21swapper/300:10:123
1268190991811,5cyclictest0-21swapper/321:35:193
1268190991811,4cyclictest1559708-21turbostat23:45:003
126819099181,14cyclictest0-21swapper/320:00:113
126819099181,13cyclictest1549115-21taskset23:33:453
126819099181,13cyclictest0-21swapper/321:50:153
126819099181,13cyclictest0-21swapper/320:20:123
126819099181,13cyclictest0-21swapper/300:05:193
1268190991810,4cyclictest12914172sleep319:30:113
126819099180,14cyclictest0-21swapper/319:10:123
15482152170,2sleep10-21swapper/123:30:201
14166372171,4sleep01416690-21modprobe21:25:190
126819099178,6cyclictest1280671-21turbostat19:20:003
1268190991714,1cyclictest0-21swapper/323:10:113
1268190991714,1cyclictest0-21swapper/322:30:153
1268190991714,1cyclictest0-21swapper/300:00:003
1268190991713,2cyclictest0-21swapper/321:07:463
126819099171,13cyclictest0-21swapper/322:15:113
126819099171,12cyclictest1512496-21chrt23:00:113
126819099171,12cyclictest1444120-21chrt21:55:113
126819099171,12cyclictest0-21swapper/321:40:153
126819099171,12cyclictest0-21swapper/321:40:143
126819099171,10cyclictest1542814-21taskset23:25:163
15639102161,10sleep01563951-21ntpq23:45:170
14961832160,1sleep10-21swapper/122:44:471
14443792161,3sleep01444478-21fschecks_time21:55:130
1268190991613,1cyclictest0-21swapper/323:45:133
1268190991613,1cyclictest0-21swapper/321:10:193
1268190991613,1cyclictest0-21swapper/320:05:213
1268190991613,1cyclictest0-21swapper/300:30:013
1268190991612,2cyclictest0-21swapper/322:05:123
126819099161,11cyclictest1533495-21sleep23:20:003
126819099161,11cyclictest0-21swapper/320:25:153
126819099161,10cyclictest1579495-21taskset00:00:153
126819099161,10cyclictest1375286-21taskset20:45:253
126819099160,14cyclictest0-21swapper/320:10:103
126819099160,13cyclictest0-21swapper/323:05:113
126819099160,13cyclictest0-21swapper/322:55:173
126819099160,13cyclictest0-21swapper/320:15:263
126819099160,12cyclictest1554480-21turbostat23:40:003
15481652151,9sleep01548213-21ntpq23:30:190
13466652151,4sleep01347880-21memory20:20:170
126819099151,9cyclictest1596838-21taskset00:20:073
126819099151,9cyclictest1464496-21taskset22:11:103
126819099151,9cyclictest1453373-21taskset22:00:203
126819099151,9cyclictest1422465-21taskset21:30:343
126819099151,9cyclictest1380669-21taskset20:50:533
126819099151,3cyclictest0-21swapper/319:45:123
126819099151,2cyclictest0-21swapper/321:00:283
1268190991512,1cyclictest0-21swapper/320:30:173
126819099151,12cyclictest0-21swapper/321:20:163
126819099151,11cyclictest1417638-21turbostat21:30:003
126819099151,10cyclictest1281441-21chrt19:20:123
126819099150,12cyclictest0-21swapper/300:30:173
126819099150,12cyclictest0-21swapper/300:15:123
15860892141,8sleep11586118-21perf00:10:001
15482682141,8sleep21548324-21ntp_states23:30:212
15395342141,8sleep01539954-21cat23:25:140
15004402141,4sleep21500493-21ntpq22:45:202
14127932141,8sleep11412916-21diskstats21:25:111
14021392141,2sleep00-21swapper/021:15:120
126819099140,12cyclictest0-21swapper/319:25:183
15707052131,7sleep21570727-21fschecks_count23:55:142
15269642131,8sleep01527012-21ntpq23:10:190
15019712131,7sleep01501990-21apt-get22:50:100
14388492131,8sleep21438868-21cpu21:50:102
14288172131,2sleep10-21swapper/121:40:151
14288172131,2sleep10-21swapper/121:40:151
13917102131,8sleep21391767-21cpuspeed_turbos21:05:132
13695172134,5sleep11369528-21cat20:40:231
13350782131,8sleep00-21swapper/020:10:150
15776592121,7sleep21577880-21kthreadcore00:00:152
15130342121,7sleep21513860-21kthreadcore23:00:152
15105932121,7sleep11511095-21needreboot22:55:171
14271072121,7sleep01427155-21/usr/sbin/munin21:35:210
14221222121,7sleep21422311-21cat21:30:262
13626432121,7sleep11363560-21sed20:35:181
13046442121,7sleep01305699-21memory19:40:180
12799662121,7sleep01275640-21/usr/sbin/munin19:15:240
15810912111,4sleep01581110-21apt-get00:05:100
15805592110,1sleep10-21swapper/100:01:341
15701672111,4sleep01570215-21munin-run23:55:000
15701672111,4sleep01570215-21munin-run23:54:590
15022482111,6sleep21502309-21fschecks_count22:50:132
14709182111,2sleep10-21swapper/122:20:151
14614172111,6sleep11463205-21kthreadcore22:10:171
14595642111,5sleep11459586-21munin-run22:10:001
14321432111,3sleep00-21swapper/021:40:180
14321432111,3sleep00-21swapper/021:40:180
13662162111,6sleep21367917-21kthreadcore20:40:152
13136772111,6sleep01315397-21kthreadcore19:50:160
16009232100,1sleep00-21swapper/000:20:210
15654832101,4sleep21565692-21hddtemp_smartct23:50:132
15654832101,4sleep21565692-21hddtemp_smartct23:50:132
15363292101,4sleep11537584-21memory23:20:181
15272432101,5sleep11527461-21grep23:10:231
15179842101,5sleep01518081-21grep23:05:100
15005502101,5sleep01500667-21gzip22:45:230
14912722101,4sleep21491524-21df22:40:112
14899442101,4sleep21489985-21ntpq22:35:182
14794862101,4sleep01479515-21ntp_192.168.11422:25:190
14592552100,1sleep20-21swapper/222:06:052
14480602101,4sleep21448110-21ntpq21:55:192
13969272101,4sleep01397179-21df21:10:120
13747872100,1sleep10-21swapper/120:45:201
13635612101,4sleep21363678-21ntpq20:35:192
13609142101,5sleep01362641-21cut20:35:170
13551072101,5sleep11356387-21grep20:30:161
13550322101,4sleep01355106-21irqstats20:30:160
13493792101,4sleep21349582-21diskstats20:25:132
13122642101,3sleep21312075-21apt-get19:50:022
12809642101,5sleep01281104-21tr19:20:100
12796122101,4sleep21279660-21ntpq19:15:192
12727702101,4sleep01273014-21users19:10:280
1609276291,4sleep11611085-21cut00:30:161
1592178291,4sleep01593617-21grep00:15:160
1559981291,3sleep11560195-21expr23:45:111
1555320291,4sleep21556579-21cut23:40:152
1553595291,4sleep11553739-21mailstats23:35:211
1553444291,3sleep21553489-21ld23:35:182
1532332291,4sleep01532445-21ntpq23:15:200
1529028291,4sleep11529778-21cut23:15:171
1521569291,3sleep11521690-21ntpq23:05:151
1508808291,4sleep01510592-21cut22:55:160
1501435292,3sleep10-21swapper/122:50:001
1485147291,3sleep21485360-21users22:30:262
1482834291,4sleep11484541-21grep22:30:161
1476130291,4sleep11477386-21grep22:25:151
1449357291,3sleep10-21swapper/122:00:111
1433587291,4sleep21433727-21tr21:45:132
1427005291,4sleep21427050-21ntp_kernel_pll_21:35:182
1406173291,3sleep21406226-21ntp_states21:15:232
1387054291,4sleep21388445-21grep21:00:162
1385510291,4sleep01385650-21cat20:55:250
1371300291,4sleep01371624-21tr20:45:150
1344621291,4sleep21344957-21grep20:20:162
1323371291,4sleep01323503-21grep20:00:140
1321670291,3sleep11321783-21ntpq19:55:181
1317850291,3sleep21317869-21apt-get19:55:112
1307648291,4sleep11307953-21cut19:45:161
1295395291,4sleep01295444-21ntpq19:30:200
1286705291,4sleep01287217-21grep19:25:150
1281231291,3sleep21281440-21hddtemp_smartct19:20:122
1268382291,4sleep11268536-21cstates19:10:131
1608105281,3sleep01609275-21grep00:30:150
1600770281,2sleep11600810-21ntpq00:20:181
1595617281,3sleep11595670-21ntp_states00:15:211
1591038280,1sleep00-21swapper/000:11:080
1588210281,3sleep21590025-21kthreadcore00:10:162
1585394281,3sleep21585587-21cat00:05:242
1579784281,3sleep00-21swapper/000:00:170
1569807280,1sleep10-21swapper/123:50:281
1569807280,1sleep10-21swapper/123:50:281
1539955281,4sleep11541677-21kthreadcore23:25:151
1533742280,1sleep20-21swapper/223:20:062
1529780281,3sleep21531525-21cut23:15:182
1486268281,3sleep01486291-21/usr/sbin/munin22:35:120
1470601280,1sleep20-21swapper/222:20:112
1470337281,2sleep00-21swapper/022:20:090
1463903281,3sleep21463994-21ps22:10:222
1411365281,2sleep01411412-21ntpq21:20:220
1396643281,4sleep11396685-21perf21:10:011
1386482281,2sleep11386501-21apt-get21:00:111
1375066281,3sleep21375283-21unixbench-2d20:45:252
1348697280,3sleep10-21swapper/120:20:421
1338820280,1sleep10-21swapper/120:15:061
1337473280,3sleep21337553-21ntpq20:10:182
1333312281,3sleep11333335-21munin-run20:10:011
1328314281,3sleep01328327-21find20:05:110
1323102281,3sleep21323108-21cpu20:00:122
1310908280,1sleep00-21swapper/019:45:190
1307139280,5sleep20-21swapper/219:45:122
1301886280,2sleep20-21swapper/219:40:122
1301422280,1sleep20-21swapper/219:37:462
1290468281,3sleep21290689-21unixbench_multi19:25:252
1617355270,1sleep10-21swapper/100:35:331
1597553271,2sleep20-21swapper/200:20:152
1554749270,2sleep10-21swapper/123:40:101
1543057270,1sleep20-21swapper/223:25:202
1517703270,2sleep20-21swapper/223:05:082
1503032271,3sleep11504752-21grep22:50:161
1495953270,1sleep00-21swapper/022:41:500
1480191271,3sleep21480192-21pool-udisksd22:25:402
1464601270,4sleep00-21swapper/022:12:320
1453193270,1sleep00-21swapper/022:00:180
1448252270,4sleep10-21swapper/121:55:221
1442271271,3sleep01442751-21needreboot21:50:160
1438279270,1sleep00-21swapper/021:46:070
1433565270,2sleep10-21swapper/121:45:121
1433124270,1sleep20-21swapper/221:42:442
1433124270,1sleep20-21swapper/221:42:442
1417910271,2sleep10-21swapper/121:30:131
1417878270,1sleep00-21swapper/021:30:040
1412173270,1sleep20-21swapper/221:22:322
1386017270,1sleep10-21swapper/120:57:421
1376578271,3sleep0221rcuc/020:50:160
1338891271,3sleep01339115-21df_inode20:15:130
1338826271,3sleep21338838-21cat20:15:112
1338508270,1sleep10-21swapper/120:14:181
1332307271,3sleep21332359-21ld20:05:212
1296627270,2sleep10-21swapper/119:35:101
1273633271,3sleep10-21swapper/119:15:021
1273220270,1sleep20-21swapper/219:12:582
1617524260,4sleep20-21swapper/200:37:432
1616738260,2sleep00-21swapper/000:35:200
1606013260,1sleep20-21swapper/200:25:202
1602050260,1sleep10-21swapper/100:25:111
1595330260,2sleep21595503-21strings00:15:182
1586922261,2sleep10-21swapper/100:10:161
1571363260,2sleep10-21swapper/123:55:171
1570423260,1sleep00-21swapper/023:55:080
1534627260,3sleep0221rcuc/023:20:170
1527609260,1sleep20-21swapper/223:10:502
1517170260,1sleep00-21swapper/023:01:290
1490096261,2sleep10-21swapper/122:35:221
1459362260,1sleep00-21swapper/022:07:260
1449379261,2sleep20-21swapper/222:00:122
1443746260,4sleep10-21swapper/121:53:491
1427915260,1sleep10-21swapper/121:38:381
1416398260,1sleep21416571-21strings21:25:172
1402161261,2sleep10-21swapper/121:15:141
1401867260,1sleep10-21swapper/121:14:541
1391121260,1sleep00-21swapper/021:01:020
1385158260,2sleep20-21swapper/220:55:192
1380912260,1sleep20-21swapper/220:54:022
1380896260,4sleep10-21swapper/120:53:491
1365575261,2sleep00-21swapper/020:40:140
1356389261,2sleep20-21swapper/220:30:182
1354073260,1sleep00-21swapper/020:27:310
1349313260,3sleep10-21swapper/120:25:121
1328013260,1sleep10-21swapper/120:04:321
1315399260,2sleep10-21swapper/119:50:171
1301331260,1sleep00-21swapper/019:36:370
1295446261,2sleep10-21swapper/119:30:211
1287218261,2sleep10-21swapper/119:25:151
1612478251,1sleep20-21swapper/200:34:462
1481375250,1sleep00-21swapper/022:30:150
1469711250,2sleep01469712-21pool-udisksd22:15:410
1465568250,2sleep20-21swapper/222:15:192
1465141250,1sleep10-21swapper/122:15:131
1407564250,1sleep10-21swapper/121:20:151
1401007250,2sleep20-21swapper/221:10:222
1395955251,1sleep00-21swapper/021:05:260
1305700250,1sleep10-21swapper/119:40:191
1296115250,3sleep20-21swapper/219:31:502
1284963250,1sleep10-21swapper/119:20:191
1602340240,1sleep00-21swapper/000:25:140
1560196240,1sleep20-21swapper/223:45:122
1554698240,1sleep00-21swapper/023:40:010
1549212240,1sleep00-21swapper/023:35:000
1512859240,1sleep10-21swapper/123:00:141
1318129240,1sleep00-21swapper/019:55:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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