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2026-01-17 - 07:06
[ 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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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 Sat Jan 17, 2026 00:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1074288211859,55sleep30-21swapper/319:09:423
107415928957,10sleep20-21swapper/219:08:012
107413427550,19sleep00-21swapper/019:07:420
107399727560,10sleep10-21swapper/119:05:581
107443599271,21cyclictest0-21swapper/320:24:293
1074435992623,1cyclictest0-21swapper/320:35:003
1074435992522,1cyclictest0-21swapper/321:00:013
1074435992510,6cyclictest1144679-21taskset20:11:493
1074435992421,1cyclictest0-21swapper/319:30:003
1074435992319,2cyclictest0-21swapper/300:39:593
1074435992219,1cyclictest0-21swapper/323:25:133
13672892211,4sleep21367442-21diskstats23:45:122
107443599202,13cyclictest12039942sleep321:10:103
107443599202,12cyclictest1256478-21taskset22:00:123
1074435992017,1cyclictest0-21swapper/323:20:183
1074435992017,1cyclictest0-21swapper/319:10:113
1074435992016,2cyclictest0-21swapper/323:35:223
1074435992013,4cyclictest1308177-21taskset22:45:213
1074435992011,6cyclictest1113471-21turbostat19:45:003
11137432191,5sleep21114001-21df_inode19:45:122
11137432191,5sleep21114001-21df_inode19:45:112
107443599197,8cyclictest1287981-21sleep22:30:003
107443599192,10cyclictest1324783-21taskset23:05:003
1074435991916,1cyclictest0-21swapper/321:05:163
1074435991916,1cyclictest0-21swapper/320:50:133
1074435991916,1cyclictest0-21swapper/300:33:573
1074435991915,2cyclictest0-21swapper/319:30:143
107443599191,14cyclictest0-21swapper/300:07:063
107443599191,12cyclictest1256164-21taskset21:59:553
1074435991815,2cyclictest0-21swapper/320:30:003
1074435991815,1cyclictest0-21swapper/321:55:003
1074435991812,3cyclictest1182499-21turbostat20:50:003
1074435991812,3cyclictest1182499-21turbostat20:49:593
107443599181,14cyclictest0-21swapper/321:49:283
107443599181,13cyclictest1398940-21chrt00:15:103
1074435991811,3cyclictest12672572sleep322:10:113
10990992171,11sleep01100808-21cut19:30:150
107443599178,5cyclictest1235168-21turbostat21:40:003
1074435991715,1cyclictest0-21swapper/319:20:213
1074435991714,1cyclictest0-21swapper/323:40:193
107443599171,3cyclictest0-21swapper/320:35:103
1074435991713,2cyclictest0-21swapper/323:50:143
1074435991713,2cyclictest0-21swapper/300:00:163
107443599171,13cyclictest0-21swapper/321:17:133
107443599171,12cyclictest0-21swapper/322:50:193
107443599171,12cyclictest0-21swapper/322:37:193
107443599171,11cyclictest1086889-21turbostat19:20:013
107443599171,10cyclictest1198200-21taskset21:04:553
107443599170,13cyclictest0-21swapper/321:30:123
107443599162,9cyclictest1103201-21taskset19:35:013
107443599161,9cyclictest1330236-21taskset23:10:013
107443599161,9cyclictest1235422-21taskset21:40:043
107443599161,9cyclictest1172288-21taskset20:40:113
1074435991613,1cyclictest0-21swapper/300:00:013
1074435991612,2cyclictest0-21swapper/319:50:103
107443599161,12cyclictest0-21swapper/322:15:123
107443599161,12cyclictest0-21swapper/300:20:173
107443599161,10cyclictest1134456-21taskset20:04:553
107443599161,10cyclictest1118629-21taskset19:49:293
107443599161,10cyclictest1118629-21taskset19:49:283
107443599160,13cyclictest0-21swapper/322:30:143
107443599160,13cyclictest0-21swapper/322:05:153
107443599160,12cyclictest0-21swapper/323:15:103
13890242151,9sleep21389912-21cut00:05:162
13411512150,2sleep20-21swapper/223:20:152
13302692151,9sleep01330441-21expr23:10:120
12289282150,1sleep10-21swapper/121:30:211
11598212151,9sleep11159942-21ntpq20:25:181
1074435991513,1cyclictest0-21swapper/322:55:173
1074435991513,1cyclictest0-21swapper/321:25:203
1074435991512,1cyclictest0-21swapper/323:30:173
1074435991512,1cyclictest0-21swapper/320:05:163
1074435991512,1cyclictest0-21swapper/300:10:163
107443599151,11cyclictest0-21swapper/320:15:123
107443599150,13cyclictest0-21swapper/322:20:153
107443599150,12cyclictest0-21swapper/323:45:163
107443599150,11cyclictest0-21swapper/319:55:113
13045882141,8sleep01305275-21cut22:45:150
11072962141,9sleep21103213-21/usr/sbin/munin19:35:212
107443599141,9cyclictest1325009-21taskset23:05:093
107443599140,2cyclictest0-21swapper/322:40:113
107443599140,11cyclictest1219216-21chrt21:22:123
14099362131,7sleep01410521-21kthreadcore00:25:150
14018982131,8sleep01402756-21sed00:15:170
13624712131,7sleep11363079-21cut23:40:151
11402362131,7sleep21140310-21sort20:10:132
11294902131,6sleep11129509-21apt-get20:00:101
10868622131,7sleep01086984-21ls19:20:000
107443599131,8cyclictest228-1kworker/3:1H+kblockd00:25:023
13465092121,7sleep21346917-21cut23:25:172
13232752121,7sleep11323641-21cut23:00:181
13145472121,7sleep01314609-21cpuspeed_turbos22:55:130
12657432121,7sleep11265898-21/usr/sbin/munin22:05:161
11876232120,1sleep20-21swapper/220:54:052
11775822121,7sleep21177796-21df_inode20:45:122
11775822121,7sleep21177796-21df_inode20:45:112
10822452121,7sleep21082415-21if_err_enp1s019:15:132
14133922111,5sleep11413446-21ntpq00:25:201
13447652110,6sleep01344822-21ntpq23:20:220
12882452111,5sleep21288505-21df_inode22:30:142
12783002111,6sleep11278585-21kthreadcore22:20:141
12358812111,5sleep01235997-21irqstats21:40:140
12249282111,4sleep01224947-21apt-get21:30:120
12183392111,5sleep11218428-21ntpq21:20:191
10930242113,3sleep21094582-21tr19:25:152
14241962101,4sleep11424413-21users00:35:261
14217722101,5sleep00-21swapper/000:35:170
14091282101,4sleep21409177-21munin-run00:25:012
13936812101,4sleep21393939-21df_inode00:10:102
13763682101,4sleep01376416-21ntpq23:50:200
13751752101,4sleep21376226-21memory23:50:182
13724122101,4sleep11372667-21df23:50:131
13606252101,4sleep01360671-21ntpq23:35:200
13357702101,4sleep01335980-21hddtemp_smartct23:15:120
13237862102,3sleep01323836-21ntpq23:00:220
13202572101,4sleep21320328-21irqstats23:00:152
12973152101,4sleep21297456-21ntpq22:35:192
12921932101,4sleep11292242-21ntpq22:30:201
12836812101,4sleep21285309-21tr22:25:172
12712522101,4sleep01271299-21ntpq22:10:190
12675502101,4sleep21267760-21hddtemp_smartct22:10:142
12639522101,5sleep01265741-21cut22:05:150
12409872101,4sleep11241090-21perl21:45:111
12394472101,4sleep11239496-21ntpq21:40:191
12346482101,4sleep11234773-21users21:35:251
12042842101,4sleep21204497-21hddtemp_smartct21:10:142
11749952101,4sleep11176094-21memory20:40:191
11562472101,5sleep01156371-21perl20:25:130
11399582101,4sleep01139977-21apt-get20:10:110
1424786291,4sleep21424847-21http00:40:002
1399472291,4sleep21400187-21tr00:15:142
1356643290,4sleep11356148-21apt-get23:35:011
1339423291,4sleep11339469-21ntpq23:15:181
1316368295,1sleep10-21swapper/122:55:181
1306980291,4sleep21307855-21wc22:45:172
1298757291,3sleep11298776-21apt-get22:40:101
1293477291,4sleep01293735-21df_inode22:35:130
1255921290,1sleep20-21swapper/221:56:502
1254945290,1sleep10-21swapper/121:55:181
1249839290,1sleep20-21swapper/221:50:182
1235003290,4sleep20-21swapper/221:38:102
1214771291,4sleep01214895-21perl21:20:140
1186695291,4sleep01186743-21ntpq20:50:200
1166376291,3sleep11166218-21apt-get20:35:001
1161235290,5sleep10-21swapper/120:30:121
1161213291,2sleep00-21swapper/020:30:110
1155970291,4sleep21155991-21wc20:25:112
1148989291,4sleep21149172-21grep20:15:172
1147310291,4sleep11148988-21/usr/sbin/munin20:15:161
1104596291,4sleep11106313-21cut19:35:161
1092421290,3sleep11092440-21apt-get19:25:101
1414619281,3sleep21414638-21apt-get00:30:102
1408328280,1sleep00-21swapper/000:20:210
1402757281,3sleep11402878-21ld00:15:181
1393659280,3sleep11393678-21apt-get00:10:091
1383980280,5sleep21385644-21kthreadcore00:00:162
1367654280,1sleep00-21swapper/023:45:140
1329291282,2sleep0151ktimers/023:05:230
1313970280,1sleep20-21swapper/222:51:172
1303676280,1sleep00-21swapper/022:43:450
1272489281,3sleep11272508-21apt-get22:15:101
1256456280,2sleep20-21swapper/222:00:122
1249987281,3sleep01250041-21ntpq21:50:200
1237090281,3sleep21238824-21tr21:40:162
1235061280,1sleep00-21swapper/021:38:560
1214152280,1sleep10-21swapper/121:19:211
1210517281,3sleep01211283-21kthreadcore21:15:160
1198714280,3sleep01198218-21apt-get21:05:020
1193783281,3sleep11194332-21kthreadcore21:00:151
1193256281,3sleep21193511-21df21:00:112
1149897280,1sleep00-21swapper/020:16:000
1134723281,2sleep01134742-21apt-get20:05:090
1128589281,3sleep21128834-21/usr/sbin/munin19:55:262
1122947281,3sleep11122998-21ntpq19:50:201
1122890280,1sleep00-21swapper/019:50:190
1107849280,1sleep00-21swapper/019:35:320
1097963281,3sleep11098087-21perl19:30:121
1087142281,3sleep11087161-21apt-get19:20:101
1086502280,1sleep10-21swapper/119:15:321
1419342270,1sleep10-21swapper/100:32:091
1414026270,1sleep20-21swapper/200:25:482
1408126271,3sleep10-21swapper/100:20:191
1383451271,2sleep10-21swapper/100:00:151
1383251270,1sleep00-21swapper/000:00:140
1382431270,1sleep10-21swapper/123:57:581
1377643270,2sleep20-21swapper/223:55:102
1367726271,2sleep10-21swapper/123:45:151
1355238271,3sleep01355317-21proc_pri23:30:200
1351164270,2sleep20-21swapper/223:30:102
1345432270,1sleep10-21swapper/123:21:271
1340114271,3sleep21340115-21pool-udisksd23:15:472
1329652270,1sleep20-21swapper/223:05:492
1325287271,3sleep11325503-21/usr/sbin/munin23:05:121
1311058271,2sleep10-21swapper/122:50:161
1308813270,1sleep10-21swapper/122:47:321
1298402270,1sleep10-21swapper/122:39:071
1261983270,2sleep20-21swapper/222:05:082
1261347270,1sleep10-21swapper/122:03:431
1256144270,1sleep00-21swapper/021:59:420
1224329270,1sleep10-21swapper/121:25:471
1220308271,3sleep21221922-21kthreadcore21:25:162
1219245270,1sleep20-21swapper/221:22:362
1197917273,2sleep0151ktimers/021:01:220
1188507271,3sleep00-21swapper/020:55:160
1182415270,1sleep00-21swapper/020:49:070
1182415270,1sleep00-21swapper/020:49:070
1178079271,3sleep11179038-21kthreadcore20:45:151
1178079271,3sleep11179038-21kthreadcore20:45:141
1177251271,2sleep20-21swapper/220:45:002
1171398270,3sleep00-21swapper/020:35:490
1166732270,1sleep20-21swapper/220:35:012
1155254270,1sleep20-21swapper/220:22:522
1139049270,3sleep2421rcuc/220:05:322
1134130270,1sleep00-21swapper/020:00:500
1129512271,2sleep20-21swapper/220:00:112
1129204270,1sleep10-21swapper/119:59:581
1118421270,1sleep00-21swapper/019:46:510
1118421270,1sleep00-21swapper/019:46:500
1113722271,2sleep11113740-21apt-get19:45:111
1113722271,2sleep11113740-21apt-get19:45:101
1113338270,1sleep20-21swapper/219:43:282
1079614271,3sleep11079779-21cat19:15:011
1079259270,1sleep20-21swapper/219:10:332
1074611270,2sleep00-21swapper/019:10:110
1419268260,1sleep00-21swapper/000:31:110
1398461260,1sleep00-21swapper/000:12:320
1393402261,2sleep10-21swapper/100:10:001
1392745261,2sleep00-21swapper/000:05:270
1382522260,4sleep00-21swapper/023:59:050
1363080260,2sleep20-21swapper/223:40:162
1349744260,2sleep10-21swapper/123:25:201
1334342261,2sleep20-21swapper/223:10:212
1314231260,2sleep02831240-21snmpd22:54:360
1293065260,1sleep00-21swapper/022:33:230
1286795260,3sleep00-21swapper/022:25:190
1283515260,2sleep10-21swapper/122:25:161
1277770260,1sleep20-21swapper/222:20:082
1276061260,2sleep01276433-21strings22:15:170
1272046260,1sleep10-21swapper/122:12:411
1258744260,2sleep00-21swapper/022:00:170
1246271261,2sleep10-21swapper/121:50:131
1244567260,2sleep20-21swapper/221:45:162
1241938260,2sleep00-21swapper/021:45:150
1228979260,1sleep20-21swapper/221:30:222
1214183260,1sleep20-21swapper/221:19:472
1208984260,2sleep11208985-21sshd21:14:581
1204576260,2sleep00-21swapper/021:10:160
1202720261,1sleep10-21swapper/121:05:191
1200211260,2sleep20-21swapper/221:05:172
1192638260,4sleep20-21swapper/220:56:032
1189005261,2sleep10-21swapper/120:55:181
1184416261,2sleep10-21swapper/120:50:171
1176990260,1sleep00-21swapper/020:41:420
1155083260,4sleep10-21swapper/120:20:431
1155082260,4sleep00-21swapper/020:20:420
1144595260,1sleep10-21swapper/120:10:491
1134719260,1sleep10-21swapper/120:05:061
1124761261,2sleep00-21swapper/019:55:150
1123793260,3sleep20-21swapper/219:53:172
1087138260,4sleep20-21swapper/219:20:072
1365737250,1sleep00-21swapper/023:40:180
1355968250,3sleep10-21swapper/123:32:531
1348583250,1sleep00-21swapper/023:25:180
1314813250,2sleep20-21swapper/222:55:152
1299329250,1sleep20-21swapper/222:40:152
1282462250,3sleep00-21swapper/022:21:250
1273060250,2sleep20-21swapper/222:15:152
1165927250,3sleep20-21swapper/220:31:302
1113357250,3sleep10-21swapper/119:43:431
1098088250,2sleep20-21swapper/219:30:132
1092213250,1sleep00-21swapper/019:25:010
1356662240,1sleep20-21swapper/223:35:032
1330442240,1sleep10-21swapper/123:10:131
1219992240,1sleep00-21swapper/021:25:140
1108271240,1sleep00-21swapper/019:40:010
1087467240,1sleep00-21swapper/019:20:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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