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2026-02-10 - 09:54
[ 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 all highest latencies:
System rack3slot3s.osadl.org (updated Tue Feb 10, 2026 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1163539212556,64sleep30-21swapper/319:08:123
116336228064,10sleep20-21swapper/219:05:582
116359927959,14sleep00-21swapper/019:08:570
115873827761,9sleep10-21swapper/119:05:051
116395099276,16cyclictest228-1kworker/3:1H-kblockd23:30:383
150414222512,10sleep21504497-21kthreadcore23:15:152
1163950992419,3cyclictest0-21swapper/300:30:203
116395099232,18cyclictest1642542-21chrt00:35:203
116395099232,15cyclictest1486486-21sleep23:05:003
1163950992320,1cyclictest0-21swapper/300:25:133
1163950992319,2cyclictest0-21swapper/323:35:153
1163950992318,2cyclictest0-21swapper/321:30:163
116395099222,15cyclictest1277051-21chrt20:55:123
116395099222,13cyclictest1617551-21taskset00:20:253
1163950992219,1cyclictest0-21swapper/300:05:133
1163950992218,2cyclictest0-21swapper/322:10:183
1163950992218,2cyclictest0-21swapper/320:40:163
1163950992214,4cyclictest15863402sleep300:03:103
116395099221,17cyclictest1603560-21taskset00:13:483
14836942210,9sleep014-21ksoftirqd/023:00:560
138403422111,5sleep2431ktimers/222:02:472
116395099219,8cyclictest1427300-21taskset22:29:043
116395099212,14cyclictest1292935-21turbostat21:10:003
1163950992118,1cyclictest0-21swapper/320:50:013
1163950992115,2cyclictest0-21swapper/321:48:143
116395099211,16cyclictest1323670-21chrt21:26:023
116395099211,15cyclictest1566814-21chrt23:50:183
116395099202,12cyclictest1375020-21taskset21:57:013
116395099201,9cyclictest1451869-21taskset22:43:163
1163950992017,1cyclictest0-21swapper/323:25:173
116395099201,15cyclictest1366269-21chrt21:51:363
116395099201,14cyclictest1491897-21chrt23:05:443
116395099201,14cyclictest0-21swapper/323:45:403
116395099200,15cyclictest1433865-21chrt22:31:293
13339762191,8sleep01292912-21diskmemload21:33:460
116395099192,12cyclictest1517151-21taskset23:20:523
116395099192,12cyclictest1393867-21taskset22:09:403
1163950991916,1cyclictest0-21swapper/319:10:143
1163950991915,2cyclictest0-21swapper/319:30:123
116395099191,15cyclictest1342945-21chrt21:39:293
116395099191,15cyclictest0-21swapper/322:01:523
116395099191,14cyclictest1508978-21chrt23:16:113
116395099191,14cyclictest1475029-21chrt22:55:343
116395099191,14cyclictest0-21swapper/321:40:133
116395099191,14cyclictest0-21swapper/321:15:223
116395099191,10cyclictest1461665-21taskset22:50:013
15782422181,3sleep21578257-21ssh23:58:442
14276802181,11sleep01292912-21diskmemload22:29:380
116395099182,12cyclictest1416428-21taskset22:20:343
1163950991815,1cyclictest0-21swapper/320:35:003
1163950991814,2cyclictest0-21swapper/320:20:153
116395099181,14cyclictest0-21swapper/323:10:193
116395099181,14cyclictest0-21swapper/322:50:133
116395099181,14cyclictest0-21swapper/322:35:193
116395099181,13cyclictest1171551-21chrt19:15:123
116395099181,13cyclictest0-21swapper/323:55:483
116395099181,13cyclictest0-21swapper/321:20:273
116395099181,13cyclictest0-21swapper/321:20:273
1163950991811,3cyclictest0-21swapper/300:15:103
116395099181,11cyclictest1228255-21taskset20:05:223
15102232172,9sleep11292912-21diskmemload23:17:581
14852372171,2sleep20-21swapper/223:03:122
14345622171,2sleep00-21swapper/022:32:310
13169102171,4sleep01292912-21diskmemload21:23:240
13169102171,4sleep01292912-21diskmemload21:23:240
13011572171,11sleep21301217-21ssh21:15:002
11683702171,11sleep21168419-21/usr/sbin/munin19:10:192
116395099171,9cyclictest1182119-21taskset19:25:063
1163950991714,1cyclictest0-21swapper/319:50:173
1163950991713,2cyclictest0-21swapper/320:25:243
116395099171,13cyclictest1408827-21chrt22:17:063
116395099171,13cyclictest1408827-21chrt22:17:063
1163950991711,3cyclictest0-21swapper/323:41:393
116395099171,12cyclictest1287654-21sleep21:05:003
116395099171,12cyclictest0-21swapper/319:20:113
116395099170,14cyclictest0-21swapper/321:10:033
16424742161,7sleep21642532-21ntpq00:35:202
16370262161,10sleep11637037-21ssh00:34:031
15957982161,4sleep01292912-21diskmemload00:09:370
15370012161,4sleep01292912-21diskmemload23:34:490
14677882161,2sleep20-21swapper/222:52:092
13944822168,4sleep2431ktimers/222:10:122
13910462161,3sleep20-21swapper/222:05:472
13593312161,2sleep00-21swapper/021:48:450
13410582160,3sleep20-21swapper/221:36:492
13060452161,5sleep01306159-21/usr/sbin/munin21:15:250
1163950991614,1cyclictest0-21swapper/320:00:393
116395099161,11cyclictest1271815-21chrt20:50:113
116395099161,11cyclictest1239670-21turbostat20:20:003
116395099160,14cyclictest0-21swapper/319:40:173
116395099160,13cyclictest0-21swapper/319:55:153
116395099160,13cyclictest0-21swapper/319:35:153
16352532150,2sleep20-21swapper/200:31:312
16262452150,2sleep20-21swapper/200:25:302
16114972151,8sleep01292912-21diskmemload00:18:140
15184982151,2sleep20-21swapper/223:22:482
14951602151,2sleep00-21swapper/023:10:030
14596112151,2sleep10-21swapper/122:47:231
14504762151,8sleep01292912-21diskmemload22:41:170
14324432151,7sleep21432499-21ntpq22:30:212
13766312151,9sleep21376645-21ssh21:59:182
13063892150,2sleep20-21swapper/221:15:282
12703782151,4sleep21270519-21ntpq20:45:182
116395099151,11cyclictest1229419-21chrt20:10:113
116395099150,12cyclictest0-21swapper/320:39:563
116395099150,12cyclictest0-21swapper/319:45:213
16035952141,2sleep20-21swapper/200:13:522
15690392144,4sleep0151ktimers/023:52:290
15028932140,8sleep11292912-21diskmemload23:14:331
14366362141,8sleep01436830-21cstates22:35:120
14168822141,8sleep21416884-21ssh22:21:152
14102292141,8sleep11292912-21diskmemload22:19:091
14102292141,8sleep11292912-21diskmemload22:19:091
14099382141,3sleep01292912-21diskmemload22:18:440
14099382141,3sleep01292912-21diskmemload22:18:440
13908842140,8sleep01292912-21diskmemload22:05:330
13766702141,8sleep11292912-21diskmemload21:59:211
13625632141,8sleep01364325-21cut21:50:180
13419982141,3sleep01292912-21diskmemload21:38:110
13243642141,3sleep11292912-21diskmemload21:27:021
16107052130,2sleep20-21swapper/200:17:042
15433512131,7sleep01292912-21diskmemload23:36:490
14528032131,2sleep11292912-21diskmemload22:44:351
14277572131,7sleep21427768-21ssh22:29:452
13760412131,7sleep01292912-21diskmemload21:58:280
13500902130,2sleep20-21swapper/221:42:382
13488692131,7sleep11292912-21diskmemload21:40:521
13239902130,2sleep20-21swapper/221:26:312
12813272139,1sleep20-21swapper/220:55:242
12018272131,3sleep01201867-21ntpq19:40:190
16365562121,5sleep00-21swapper/000:33:220
15970782121,7sleep01598211-21cut00:10:170
15769652121,3sleep10-21swapper/123:56:551
15698542122,4sleep21292912-21diskmemload23:53:392
15440142121,1sleep20-21swapper/223:37:482
14701032121,7sleep11470131-21/usr/sbin/munin22:55:131
14691222121,5sleep01292912-21diskmemload22:54:080
14624092121,6sleep11463854-21tr22:50:161
13592922120,2sleep11292912-21diskmemload21:48:421
13500282124,5sleep00-21swapper/021:42:320
13422482121,5sleep11292912-21diskmemload21:38:321
12980722121,3sleep00-21swapper/021:10:290
12405402121,7sleep11242100-21kthreadcore20:20:161
12154012121,7sleep01217203-21kthreadcore19:55:180
11860992121,7sleep21186157-21ntp_kernel_err19:25:182
16439962111,4sleep01292912-21diskmemload00:36:390
16281952111,4sleep11292912-21diskmemload00:28:221
16277912110,1sleep00-21swapper/000:27:450
16133492111,6sleep01613518-21grep00:20:150
15956272110,7sleep11595639-21rm00:09:221
15938092111,3sleep20-21swapper/200:06:462
15836382111,5sleep11583738-21ntpq00:00:201
15773272111,3sleep00-21swapper/023:57:260
15527362110,3sleep20-21swapper/223:43:212
15446112111,4sleep11292912-21diskmemload23:38:391
15335982111,4sleep11292912-21diskmemload23:30:251
14927692111,4sleep21292912-21diskmemload23:07:012
14923882111,4sleep11292912-21diskmemload23:06:281
14884762111,5sleep01490182-21cut23:05:180
14742362111,5sleep21474292-21ntpq22:55:222
14507252111,3sleep20-21swapper/222:41:392
14369322111,2sleep21437154-21smartctl22:35:142
14175702111,5sleep00-21swapper/022:22:170
14173112111,3sleep10-21swapper/122:21:541
13841162111,3sleep11384128-21ssh22:02:541
13824622111,4sleep01292912-21diskmemload22:00:320
13322542111,2sleep11332265-21ssh21:31:191
13079852111,7sleep11307996-21sh21:17:401
12656112111,6sleep21265695-21timerandwakeup20:40:252
12284482111,6sleep21228545-21timerandwakeup20:05:262
12175352111,5sleep21217583-21ntpq19:55:202
16182382101,4sleep21618250-40mandb00:20:572
16182272101,4sleep11292912-21diskmemload00:20:561
16088572101,4sleep11608909-21ntpq00:15:191
16006072101,5sleep11600662-21ntpq00:10:221
15865052101,3sleep21292912-21diskmemload00:03:252
15695622101,3sleep11292912-21diskmemload23:53:141
15618572101,4sleep21292912-21diskmemload23:49:342
15603662101,3sleep10-21swapper/123:47:211
15595732101,3sleep01292912-21diskmemload23:46:110
15522022101,4sleep11292912-21diskmemload23:42:281
15517332101,3sleep01292912-21diskmemload23:41:460
15337042101,4sleep21533933-21users23:30:262
15258532101,3sleep00-21swapper/023:26:190
15254432101,3sleep11292912-21diskmemload23:25:441
15199272101,3sleep00-21swapper/023:24:510
15169872100,4sleep11292912-21diskmemload23:20:391
15023452100,1sleep20-21swapper/223:13:462
14787582101,6sleep11478837-21fschecks_time23:00:141
14602032101,4sleep01292912-21diskmemload22:48:150
14575792101,4sleep21457639-21ntpq22:45:202
14421872101,3sleep11292912-21diskmemload22:36:251
14288902101,4sleep11429622-21cut22:30:161
14230662101,5sleep11423873-21grep22:25:191
14083062101,2sleep20-21swapper/222:16:222
14083062101,2sleep20-21swapper/222:16:222
13997482101,4sleep01292912-21diskmemload22:11:020
13684392101,2sleep20-21swapper/221:54:372
13661902101,3sleep10-21swapper/121:51:311
13321682101,3sleep21292912-21diskmemload21:31:122
13242982101,3sleep00-21swapper/021:26:570
13156622101,3sleep20-21swapper/221:21:372
13156622101,3sleep20-21swapper/221:21:372
12998412101,3sleep11292912-21diskmemload21:13:071
12826102101,3sleep11282629-21apt-get21:00:121
12665822101,4sleep01266838-21df20:45:120
12513452101,5sleep20-21swapper/220:30:152
12439552101,3sleep01243993-21ntpq20:20:190
12296872101,4sleep11229900-21hddtemp_smartct20:10:141
12246972101,5sleep01225124-21grep20:05:160
11742702101,4sleep01175415-21memory19:15:180
11715292101,3sleep20-21swapper/219:15:122
1645330291,2sleep10-21swapper/100:38:321
1585786290,3sleep00-21swapper/000:02:230
1508109291,4sleep01508185-21threads23:15:250
1476555291,4sleep01476561-21ssh22:57:490
1398700291,4sleep11398753-21ntpq22:10:231
1393933291,2sleep10-21swapper/122:09:471
1358927291,2sleep20-21swapper/221:48:112
1315701291,2sleep10-21swapper/121:21:401
1315701291,2sleep10-21swapper/121:21:401
1288454291,4sleep01289746-21grep21:05:160
1286629290,2sleep20-21swapper/221:00:212
1261304291,2sleep00-21swapper/020:40:110
1256617291,4sleep21257899-21cut20:35:162
1228151290,1sleep10-21swapper/120:05:211
1219507291,4sleep01221177-21tr20:00:150
1212285290,2sleep2171rcu_preempt19:50:192
1196594291,4sleep11196626-21ntpq19:35:191
1191343291,4sleep21191394-21ntpq19:30:192
1177130291,4sleep21177153-21forks19:20:132
1176856291,3sleep00-21swapper/019:20:110
1520046281,2sleep20-21swapper/223:25:012
1287345280,1sleep00-21swapper/021:01:310
1250744281,3sleep11250251-21apt-get20:30:021
1250020281,4sleep01250021-21sshd20:27:160
1229397281,2sleep21229416-21apt-get20:10:112
1203106280,3sleep11203125-21apt-get19:45:131
1192661281,3sleep21192859-21cstates19:35:122
1176574280,4sleep11-21systemd19:20:001
1281890270,1sleep00-21swapper/020:57:580
1281750270,1sleep10-21swapper/120:56:151
1272076270,1sleep00-21swapper/020:50:130
1266211270,1sleep10-21swapper/120:43:531
1244052270,3sleep20-21swapper/220:20:212
1239569270,1sleep10-21swapper/120:18:561
1235200271,2sleep20-21swapper/220:15:162
1208627271,2sleep11208840-21/usr/sbin/munin19:50:141
1198566271,2sleep10-21swapper/119:40:161
1197365270,1sleep00-21swapper/019:36:500
1181904270,4sleep10-21swapper/119:25:011
1177437271,2sleep11178926-21ps19:20:151
1164251270,2sleep00-21swapper/019:10:090
1292791260,1sleep20-21swapper/221:08:352
1289747260,2sleep10-21swapper/121:05:171
1271794260,2sleep21271812-21apt-get20:50:112
1271520260,4sleep10-21swapper/120:49:501
1260710260,1sleep00-21swapper/020:36:060
1259976261,2sleep10-21swapper/120:35:191
1251069261,2sleep00-21swapper/020:30:130
1250107260,1sleep10-21swapper/120:28:221
1245811261,1sleep20-21swapper/220:25:182
1239445260,1sleep00-21swapper/020:17:180
1223855260,4sleep20-21swapper/220:04:412
1218297260,4sleep10-21swapper/119:56:271
1210402260,3sleep0221rcuc/019:50:170
1208074260,4sleep00-21swapper/019:49:570
1203698261,2sleep20-21swapper/219:45:182
1192253260,1sleep10-21swapper/119:33:231
1164273261,2sleep10-21swapper/119:10:101
1272179250,1sleep10-21swapper/120:50:141
1234292251,2sleep00-21swapper/020:14:020
1223596250,3sleep10-21swapper/120:01:241
1197614250,2sleep20-21swapper/219:40:012
1187584251,1sleep00-21swapper/019:30:130
1182288250,1sleep00-21swapper/019:25:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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