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2026-02-11 - 16:42
[ 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 #c, slot #7

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 highest latencies:
System rackcslot7s.osadl.org (updated Wed Feb 11, 2026 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
131800024820,9sleep20-21swapper/207:05:172
131922999463455,5cyclictest1350078-21turbostat08:35:003
131922599463456,4cyclictest1413909-21turbostat11:39:552
131922599463456,4cyclictest1413909-21turbostat11:39:542
131922599462437,21cyclictest1350078-21turbostat08:39:552
131922999461452,6cyclictest1424609-21turbostat12:05:003
131922999459449,6cyclictest1413909-21turbostat11:35:003
131922999458451,4cyclictest1406988-21turbostat11:19:563
131922999456449,4cyclictest1406988-21turbostat11:15:013
131922999456449,4cyclictest1368002-21turbostat09:25:003
131922599454447,4cyclictest1417378-21turbostat11:49:552
131921599454447,4cyclictest1400063-21turbostat10:59:550
131922999452445,4cyclictest1333849-21turbostat07:49:593
131922999452425,23cyclictest1339352-21turbostat08:05:013
131922999450443,4cyclictest1328292-21turbostat07:39:553
131922999450443,4cyclictest1326559-21turbostat07:34:553
131922999450442,5cyclictest1351809-21turbostat08:40:003
131922999449440,5cyclictest1320877-21turbostat07:15:003
131922999448439,5cyclictest1382156-21turbostat10:05:003
131922199447440,4cyclictest1401788-21turbostat11:04:551
131922999444436,4cyclictest1385613-21turbostat10:14:593
131922999443436,4cyclictest1433573-21turbostat12:34:553
131922999443436,4cyclictest1410451-21turbostat11:29:553
131922999443436,4cyclictest1351809-21turbostat08:44:553
131922599441434,4cyclictest1389368-21turbostat10:29:562
131922999440398,21cyclictest1320877-21turbostat07:19:553
131922999440398,21cyclictest1320877-21turbostat07:19:553
131922999438429,6cyclictest1344838-21turbostat08:20:003
131922999436429,4cyclictest1333849-21turbostat07:54:553
131922999436428,5cyclictest1433573-21turbostat12:30:003
131922199436429,4cyclictest1378385-21turbostat09:59:551
131922999434426,5cyclictest1368002-21turbostat09:29:553
131922999433426,4cyclictest1348305-21turbostat08:30:003
131922999433426,4cyclictest1348305-21turbostat08:30:003
131922999433424,6cyclictest1410451-21turbostat11:25:003
131922999430423,4cyclictest1324831-21turbostat07:25:003
131922999429421,5cyclictest1403519-21turbostat11:09:553
131922999429421,5cyclictest1398335-21turbostat10:50:013
131922999427420,4cyclictest1394868-21turbostat10:44:553
131922999427420,4cyclictest1394868-21turbostat10:44:543
131922999421414,4cyclictest1394868-21turbostat10:40:003
131922999420412,5cyclictest1403519-21turbostat11:05:003
131922599420413,4cyclictest1421155-21turbostat11:59:552
131922999419410,6cyclictest1371466-21turbostat09:39:553
131922999419410,6cyclictest1371466-21turbostat09:39:553
131922999418411,4cyclictest1374917-21turbostat09:44:593
131922999417410,4cyclictest1355890-21turbostat08:54:553
131922999417410,4cyclictest1355890-21turbostat08:54:553
131922999416409,4cyclictest1391111-21turbostat10:34:553
131922999415408,4cyclictest1398335-21turbostat10:54:563
131922999415408,4cyclictest1343103-21turbostat08:15:003
131922999414407,4cyclictest1355890-21turbostat08:50:003
131922999413404,6cyclictest1361082-21turbostat09:05:003
131922999410389,6cyclictest1326559-21turbostat07:30:003
131922999409400,6cyclictest1383877-21turbostat10:10:003
131922999408400,5cyclictest1359348-21turbostat09:00:003
131922999407398,6cyclictest1389368-21turbostat10:25:003
131922999405398,4cyclictest1431842-21turbostat12:25:013
131922199402394,5cyclictest1366271-21turbostat09:24:551
131922999401394,4cyclictest1424609-21turbostat12:09:553
131922999401392,6cyclictest1344838-21turbostat08:24:553
131922999400389,8cyclictest1337615-21turbostat08:00:003
131922999398390,5cyclictest1362806-21turbostat09:10:003
131922999396389,4cyclictest1376659-21turbostat09:50:003
131922599396389,4cyclictest1362806-21turbostat09:14:552
131922999392385,4cyclictest1435298-21turbostat12:39:553
131922999392385,4cyclictest1387333-21turbostat10:20:003
131922599392385,4cyclictest1369729-21turbostat09:34:552
131922999389381,5cyclictest1380118-21turbostat10:00:003
131922999388381,4cyclictest1401788-21turbostat11:00:003
131922599383376,4cyclictest1335892-21turbostat07:59:552
131922599381370,8cyclictest1405253-21turbostat11:14:542
131922999377370,4cyclictest1421155-21turbostat11:55:003
131922999375368,4cyclictest1422877-21turbostat12:00:013
131922599370363,4cyclictest1426339-21turbostat12:14:552
131922999369340,26cyclictest1364544-21turbostat09:15:013
131922999365357,5cyclictest1428072-21turbostat12:14:593
131922199365357,5cyclictest1324831-21turbostat07:29:551
131922599364346,15cyclictest1428072-21turbostat12:19:552
131922599363357,3cyclictest1396606-21turbostat10:49:542
131922999362355,4cyclictest1415645-21turbostat11:44:563
131922199362354,5cyclictest1431842-21turbostat12:29:561
131922199360353,4cyclictest1376659-21turbostat09:54:551
131922999352346,3cyclictest1364544-21turbostat09:19:563
131922199352345,4cyclictest1412187-21turbostat11:34:551
131922999340334,3cyclictest1430103-21turbostat12:20:003
131922999335328,4cyclictest1371466-21turbostat09:35:003
131922599332323,6cyclictest1380118-21turbostat10:04:552
131922999321314,4cyclictest1391111-21turbostat10:30:003
131921599319313,3cyclictest1330077-21turbostat07:44:550
131922599317309,5cyclictest1382156-21turbostat10:09:552
131922999297288,6cyclictest1341376-21turbostat08:10:003
131922999239225,9cyclictest1415645-21turbostat11:40:013
131922999239225,9cyclictest1415645-21turbostat11:40:013
131922999219204,11cyclictest1331815-21turbostat07:45:003
131922999172159,9cyclictest1378385-21turbostat09:55:003
1318765212370,44sleep30-21swapper/307:06:073
1319050210976,23sleep10-21swapper/107:09:471
1318809210875,23sleep00-21swapper/007:06:400
13192259910190,8cyclictest1359348-21turbostat09:04:542
1319225999992,4cyclictest1374917-21turbostat09:49:552
1319229999790,5cyclictest1419408-21turbostat11:50:003
14045162920,6chrt4497-21PK-Backend11:05:232
13564702830,5sleep20-21swapper/208:50:162
13564702830,5sleep20-21swapper/208:50:162
13594392740,5sleep14497-21PK-Backend09:00:011
1319225996947,6cyclictest1054-21snmpd07:53:102
1319215996416,5cyclictest141rcu_preempt08:34:570
131921599640,59cyclictest1972-21rtkit-daemon12:05:180
197399610,9rtkit-daemon1972-21rtkit-daemon12:16:540
197399610,9rtkit-daemon1972-21rtkit-daemon07:20:441
197399570,9rtkit-daemon1972-21rtkit-daemon10:41:110
197399570,9rtkit-daemon1972-21rtkit-daemon10:41:110
197399560,9rtkit-daemon1972-21rtkit-daemon11:47:460
131921599560,52cyclictest1972-21rtkit-daemon11:12:010
13889992550,8sleep234-21ksoftirqd/210:20:322
197399540,8rtkit-daemon1972-21rtkit-daemon10:52:050
197399540,8rtkit-daemon1972-21rtkit-daemon09:20:200
197399540,8rtkit-daemon1972-21rtkit-daemon07:58:241
13348272510,6chrt0-21swapper/107:50:191
1319225994821,10cyclictest34-21ksoftirqd/208:34:572
1319225994818,22cyclictest34-21ksoftirqd/208:10:212
13222122470,5sleep10-21swapper/107:15:211
13222122470,5sleep10-21swapper/107:15:211
1319221994716,10cyclictest1352925-21cat08:40:221
1319225994624,10cyclictest34-21ksoftirqd/207:45:152
1319225994524,13cyclictest34-21ksoftirqd/208:20:002
1319225994523,13cyclictest34-21ksoftirqd/208:25:122
1319225994523,13cyclictest34-21ksoftirqd/208:25:122
131921599459,10cyclictest13-21ksoftirqd/009:51:480
131921599457,16cyclictest141rcu_preempt08:50:170
131921599457,16cyclictest141rcu_preempt08:50:170
131921599453,18cyclictest1319806-21hddtemp_smartct07:10:170
1319215994518,8cyclictest13-21ksoftirqd/008:40:000
14157852440,6sleep00-21swapper/011:40:020
14157852440,6sleep00-21swapper/011:40:020
13317892440,32chrt26-21ksoftirqd/107:44:551
1319225994423,13cyclictest34-21ksoftirqd/209:20:012
1319225994421,13cyclictest34-21ksoftirqd/208:45:032
131921599443,17cyclictest1340247-31apt-check08:05:170
131921599442,15cyclictest1329975-21dpkg07:39:050
1319215994413,10cyclictest13-21ksoftirqd/010:37:360
131921599441,20cyclictest1137-21runrttasks07:15:070
131921599441,20cyclictest1137-21runrttasks07:15:070
14116422430,7sleep14497-21PK-Backend11:25:261
131922599437,5cyclictest141rcu_preempt10:20:012
1319225994323,6cyclictest34-21ksoftirqd/208:40:142
1319225994323,5cyclictest34-21ksoftirqd/210:35:012
1319225994311,10cyclictest1339583-21apt-config08:05:022
131921599435,19cyclictest1403026-21cat11:00:290
1319215994324,6cyclictest13-21ksoftirqd/007:50:290
1319215994321,14cyclictest13-21ksoftirqd/011:10:020
14111812420,6sleep00-21swapper/011:25:170
1319225994224,14cyclictest34-21ksoftirqd/210:15:002
1319215994219,14cyclictest13-21ksoftirqd/012:25:290
1319221994113,11cyclictest1356952-21proc_pri08:50:281
1319221994113,11cyclictest1356952-21proc_pri08:50:281
1319221994112,9cyclictest1436288-21ntpq12:35:241
1319215994125,12cyclictest1428062-21apt-get12:15:000
1319215994123,6cyclictest13-21ksoftirqd/009:32:080
1319215994123,6cyclictest13-21ksoftirqd/009:30:010
131921599412,15cyclictest0-21swapper/010:45:050
1319215994120,13cyclictest13-21ksoftirqd/007:20:130
1319225994024,12cyclictest923-21dbus-daemon08:05:322
1319225994024,12cyclictest34-21ksoftirqd/208:55:292
1319225994023,13cyclictest34-21ksoftirqd/207:35:132
1319225994023,11cyclictest438-20systemd-journal11:40:132
1319225994022,13cyclictest34-21ksoftirqd/212:05:282
1319225994021,14cyclictest34-21ksoftirqd/210:35:282
1319221994024,11cyclictest438-20systemd-journal12:32:121
1319221994021,15cyclictest1398956-21df10:50:141
1319221994017,8cyclictest141rcu_preempt10:35:281
131922199401,34cyclictest1407535-21ls11:15:131
131921599402,9cyclictest1353873-21munin-run08:45:010
1319215994024,12cyclictest3692982-21snapd09:56:340
13458562390,5sleep10-21swapper/108:20:251
1319225993923,12cyclictest34-21ksoftirqd/211:25:002
1319225993922,13cyclictest34-21ksoftirqd/212:20:182
131921599396,14cyclictest141rcu_preempt10:02:210
131921599393,13cyclictest1430685-21sshd12:20:130
1319215993922,6cyclictest13-21ksoftirqd/011:15:100
131921599392,18cyclictest1435946-21entropy12:35:170
1319215993921,6cyclictest13-21ksoftirqd/009:00:290
1319215993917,9cyclictest141rcu_preempt10:32:000
1319215993911,7cyclictest141rcu_preempt11:30:200
1319215993911,14cyclictest141rcu_preempt10:25:110
13472152380,5chrt4497-21PK-Backend08:25:161
13472152380,5chrt4497-21PK-Backend08:25:161
1319225993822,12cyclictest1412170-21sh11:30:002
1319225993821,5cyclictest34-21ksoftirqd/209:10:002
1319225993820,14cyclictest34-21ksoftirqd/209:27:592
1319225993820,13cyclictest34-21ksoftirqd/207:40:202
1319225993813,8cyclictest1321101-21latency_hist07:15:022
1319225993812,7cyclictest1321338-21idleruntime07:15:042
1319225993812,7cyclictest1321338-21idleruntime07:15:042
1319221993822,12cyclictest1390389-21ntp_states10:25:261
1319221993821,12cyclictest1371729-21apt09:35:131
1319221993821,12cyclictest1371729-21apt09:35:131
1319221993815,8cyclictest141rcu_preempt08:10:001
131921599386,14cyclictest141rcu_preempt07:30:290
131921599385,15cyclictest141rcu_preempt09:35:160
131921599385,15cyclictest141rcu_preempt09:35:160
131921599384,15cyclictest141rcu_preempt09:45:270
131921599382,10cyclictest1336268-21sort07:55:130
131921599381,11cyclictest1387331-21latency_hist10:20:020
131922599375,5cyclictest141rcu_preempt11:55:002
1319225993720,6cyclictest34-21ksoftirqd/211:30:212
1319225993720,13cyclictest34-21ksoftirqd/208:20:142
1319225993719,13cyclictest34-21ksoftirqd/212:30:212
1319221993721,12cyclictest1423872-21ntp_kernel_pll_12:00:241
1319221993721,12cyclictest1355254-21awk08:45:301
1319221993720,12cyclictest1-21systemd09:45:001
131921599376,14cyclictest141rcu_preempt10:05:130
131921599376,12cyclictest141rcu_preempt08:25:090
131921599376,12cyclictest141rcu_preempt08:25:090
131921599375,14cyclictest141rcu_preempt10:20:230
131921599375,11cyclictest1417369-21dump-pmu-power11:45:000
131921599374,14cyclictest141rcu_preempt08:10:110
131921599372,16cyclictest1373459-21apt09:40:120
1319215993721,5cyclictest13-21ksoftirqd/011:21:470
1319215993720,5cyclictest13-21ksoftirqd/012:34:110
131921599371,32cyclictest1339332-21apt-get08:05:010
197399360,25rtkit-daemon0-21swapper/010:14:590
131922599368,11cyclictest34-21ksoftirqd/211:03:342
1319225993619,5cyclictest34-21ksoftirqd/207:35:002
1319225993619,13cyclictest34-21ksoftirqd/212:25:212
1319225993619,13cyclictest34-21ksoftirqd/212:05:002
1319225993619,13cyclictest34-21ksoftirqd/207:21:132
1319225993618,14cyclictest34-21ksoftirqd/209:40:002
1319225993618,14cyclictest34-21ksoftirqd/209:40:002
131922599361,18cyclictest1373517-21cpuspeed09:40:132
1319221993625,7cyclictest1383168-21ntp_states10:05:291
1319221993621,11cyclictest1388337-21interrupts10:20:191
1319221993620,12cyclictest1370381-21entropy09:30:151
1319221993618,13cyclictest1429833-40apt-check12:17:231
1319221993618,13cyclictest1395857-21ntpq10:40:241
1319221993618,13cyclictest1395857-21ntpq10:40:241
1319221993614,8cyclictest141rcu_preempt10:15:001
1319221993613,9cyclictest141rcu_preempt11:45:001
131922199361,10cyclictest4497-21PK-Backend11:20:211
131921599364,15cyclictest141rcu_preempt07:45:090
131921599362,16cyclictest141rcu_preempt07:25:170
1319215993620,6cyclictest13-21ksoftirqd/009:15:200
1319215993610,6cyclictest141rcu_preempt12:05:000
1319225993524,7cyclictest1378414-21systemd09:55:012
1319225993520,11cyclictest34-21ksoftirqd/211:20:002
1319225993518,13cyclictest2193-21gdbus10:40:212
1319225993518,13cyclictest2193-21gdbus10:40:212
1319225993517,13cyclictest34-21ksoftirqd/209:20:122
1319221993520,11cyclictest1422138-21ntp_kernel_pll_11:55:231
1319221993520,11cyclictest1415031-21rt-features11:35:261
1319221993520,11cyclictest1415031-21rt-features11:35:261
1319221993520,11cyclictest1404039-21cat11:05:131
1319221993518,13cyclictest1376575-21seq09:49:141
1319221993518,12cyclictest438-20systemd-journal07:10:131
131922199351,30cyclictest0-21swapper/110:45:121
131922199351,13cyclictest13328672wc07:45:251
131922199351,11cyclictest1343783-21sort08:15:191
131922199351,10cyclictest4497-21PK-Backend08:40:021
131921599351,31cyclictest4497-21PK-Backend09:10:240
1319215993510,5cyclictest141rcu_preempt09:00:000
1319225993417,13cyclictest34-21ksoftirqd/210:00:002
131922599341,31cyclictest0-21swapper/207:28:102
131922199346,13cyclictest141rcu_preempt12:15:021
131922199343,15cyclictest0-21swapper/107:35:211
131922199342,5cyclictest141rcu_preempt08:34:581
1319221993420,10cyclictest1400315-21awk10:55:101
1319221993419,11cyclictest1365386-21memory09:15:211
1319221993419,11cyclictest1327913-21vmstat07:30:311
1319221993418,12cyclictest1381525-21swap10:00:331
131922199341,6cyclictest1405510-21awk11:10:131
131921599348,9cyclictest141rcu_preempt08:25:000
131921599344,11cyclictest141rcu_preempt11:55:110
1319215993419,10cyclictest1420626-21seq11:50:290
131921599341,8cyclictest0-21swapper/008:15:290
13545712330,6sleep00-21swapper/008:45:150
131922599338,7cyclictest1399555-21grep10:50:282
131922599331,6cyclictest141rcu_preempt12:35:022
131922199338,6cyclictest141rcu_preempt09:25:241
131922199333,4cyclictest141rcu_preempt10:30:291
1319221993322,6cyclictest26-21ksoftirqd/112:07:081
131922199331,9cyclictest4497-21PK-Backend08:00:141
131922199331,5cyclictest141rcu_preempt09:05:001
131922199331,30cyclictest0-21swapper/110:16:251
1319221993312,7cyclictest141rcu_preempt12:25:021
131921599331,9cyclictest0-21swapper/009:06:270
1319225993222,6cyclictest34-21ksoftirqd/210:55:252
1319221993218,10cyclictest1418044-21tr11:45:141
1319221993217,10cyclictest1419951-21sshd11:50:141
131922199321,16cyclictest1362071-21ntp_kernel_pll_09:05:241
131922199304,13cyclictest141rcu_preempt09:10:131
1319221993016,10cyclictest1341715-21cat08:10:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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