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2026-02-04 - 16:12
[ 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 04, 2026 12:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
152310399506498,5cyclictest1570692-21turbostat09:25:013
152310399503496,4cyclictest1560303-21turbostat08:55:013
152310399502495,4cyclictest1593481-21turbostat10:34:553
152310399477457,17cyclictest1530416-21turbostat07:34:553
152310399465456,6cyclictest1556839-21turbostat08:44:593
152310399464441,20cyclictest1588301-21turbostat10:14:593
152310399464441,20cyclictest1588301-21turbostat10:14:593
152309599463456,4cyclictest1524740-21turbostat07:19:561
152310399459451,5cyclictest1607416-21turbostat11:14:553
152309099459450,6cyclictest1590030-21turbostat10:24:550
152310399458451,4cyclictest1562031-21turbostat09:04:563
152310399458432,5cyclictest1593481-21turbostat10:30:013
152310399457448,6cyclictest1634989-21turbostat12:30:013
152310399454447,4cyclictest1575881-21turbostat09:44:563
152309099454445,6cyclictest1551656-21turbostat08:34:550
152309999453444,6cyclictest1568958-21turbostat09:24:552
152310399452445,4cyclictest1533945-21turbostat07:40:003
152309999452445,4cyclictest1533945-21turbostat07:44:562
152310399451442,6cyclictest1629500-21turbostat12:15:003
152310399450443,4cyclictest1631541-21turbostat12:24:543
152310399450427,19cyclictest1537411-21turbostat07:49:593
152310399448440,5cyclictest1634989-21turbostat12:34:563
152310399446439,4cyclictest1615015-21turbostat11:34:553
152310399445438,4cyclictest1562031-21turbostat09:00:013
152310399442434,5cyclictest1602226-21turbostat10:55:013
152310399441434,4cyclictest1568958-21turbostat09:20:003
152310399439432,4cyclictest1584841-21turbostat10:09:563
152309999439431,5cyclictest1624318-21turbostat12:04:552
152310399438415,20cyclictest1556839-21turbostat08:49:543
152310399435428,4cyclictest1626029-21turbostat12:05:013
152310399435411,21cyclictest1540868-21turbostat08:00:003
152310399434427,4cyclictest1583107-21turbostat10:04:553
152310399434413,18cyclictest1611248-21turbostat11:20:013
152310399433426,4cyclictest1618471-21turbostat11:44:563
152310399431423,5cyclictest1563761-21turbostat09:09:543
152310399430421,6cyclictest1572419-21turbostat09:30:003
152310399425417,5cyclictest1539142-21turbostat07:55:003
152309599422413,6cyclictest1586566-21turbostat10:14:561
152309599422413,6cyclictest1586566-21turbostat10:14:551
152309099420413,4cyclictest1619112-21turbostat11:49:550
152310399418411,4cyclictest1530416-21turbostat07:30:003
152309599417408,6cyclictest1596995-21turbostat10:44:541
152310399414407,4cyclictest1636728-21turbostat12:39:553
152310399414406,5cyclictest1622588-21turbostat11:59:543
152310399409400,6cyclictest1618471-21turbostat11:40:013
152310399405396,6cyclictest1596995-21turbostat10:39:593
152309999404397,4cyclictest1609158-21turbostat11:19:562
152309099400393,4cyclictest1548192-21turbostat08:24:550
152310399399392,4cyclictest1613285-21turbostat11:29:543
152310399397388,6cyclictest1598729-21turbostat10:49:553
152309999397390,4cyclictest1546413-21turbostat08:19:542
152310399393385,5cyclictest1565494-21turbostat09:14:543
152310399391382,6cyclictest1551656-21turbostat08:30:013
152310399390382,5cyclictest1524740-21turbostat07:15:013
152310399390381,6cyclictest1611248-21turbostat11:24:553
152310399390381,6cyclictest1611248-21turbostat11:24:553
152310399389381,5cyclictest1555108-21turbostat08:39:593
152309099388381,4cyclictest1633275-21turbostat12:29:560
152310399378371,4cyclictest1603958-21turbostat11:00:003
152310399375368,4cyclictest1620836-21turbostat11:49:593
152310399372365,4cyclictest1581379-21turbostat09:59:543
152310399370363,4cyclictest1544682-21turbostat08:14:553
152309999367359,5cyclictest1605689-21turbostat11:09:542
152310399366359,4cyclictest1627773-21turbostat12:10:013
152310399366359,4cyclictest1622588-21turbostat11:54:593
152310399365359,3cyclictest1553377-21turbostat08:35:013
152309099364357,4cyclictest1602226-21turbostat10:59:550
152310399362354,5cyclictest1526963-21turbostat07:24:553
152309599360353,4cyclictest1542954-21turbostat08:09:551
152310399358351,4cyclictest1577613-21turbostat09:49:563
152310399358351,4cyclictest1577613-21turbostat09:49:553
152309599357351,3cyclictest1532146-21turbostat07:39:541
152310399356334,18cyclictest1607416-21turbostat11:10:003
152310399353346,4cyclictest1574154-21turbostat09:39:543
152310399353345,5cyclictest1581379-21turbostat09:54:593
152310399353333,17cyclictest1549920-21turbostat08:25:013
152310399352345,4cyclictest1542954-21turbostat08:05:013
152310399345336,6cyclictest1574154-21turbostat09:34:593
152309999344337,4cyclictest1553377-21turbostat08:39:562
152310399338317,18cyclictest1629500-21turbostat12:19:543
152310399337330,4cyclictest1598729-21turbostat10:45:003
152309599337329,5cyclictest1627773-21turbostat12:14:551
152310399335329,3cyclictest1590030-21turbostat10:20:003
152309999333316,14cyclictest1537411-21turbostat07:54:542
152309099331322,6cyclictest1595227-21turbostat10:39:550
152310399328322,3cyclictest1548192-21turbostat08:19:593
152310399326319,4cyclictest1544682-21turbostat08:10:003
152309599322314,5cyclictest1600500-21turbostat10:54:551
152309599317310,4cyclictest1567214-21turbostat09:19:561
152309099317310,4cyclictest1572419-21turbostat09:34:540
152239622660,9sleep20-21swapper/207:05:272
152239622660,9sleep20-21swapper/207:05:262
152310399251237,10cyclictest1526963-21turbostat07:20:003
152310399156135,18cyclictest1605689-21turbostat11:04:593
1522836213071,22sleep00-21swapper/007:08:480
1522836213071,22sleep00-21swapper/007:08:480
1522810212592,23sleep10-21swapper/107:08:281
1522810212592,23sleep10-21swapper/107:08:281
1522682210774,23sleep30-21swapper/307:06:503
1522682210774,23sleep30-21swapper/307:06:503
15230999910493,8cyclictest1539142-21turbostat07:59:542
15231039910392,8cyclictest1535685-21turbostat07:45:003
1523090999689,4cyclictest1588301-21turbostat10:19:550
16227402920,6sleep10-21swapper/111:55:021
1523103999183,5cyclictest1591755-21turbostat10:25:013
15578132680,15sleep2341ksoftirqd/208:45:222
197399580,8rtkit-daemon1972-21rtkit-daemon10:04:492
197399540,8rtkit-daemon1972-21rtkit-daemon11:46:042
197399540,8rtkit-daemon1972-21rtkit-daemon10:07:242
1523099994821,23cyclictest1564828-21wc09:05:272
1523095994417,22cyclictest1580245-40apt-check09:50:231
1523090994423,16cyclictest1542549-21systemd-udevd08:01:110
1523090994422,18cyclictest1580770-40lsb_release09:50:290
1523095994320,13cyclictest26-21ksoftirqd/112:16:051
15730752420,6sleep1251rcuc/109:30:181
1523099994224,14cyclictest1636063-21ps12:30:252
1523099994219,18cyclictest1578960-21who09:45:312
1523099994219,18cyclictest1578960-21who09:45:312
1523095994225,13cyclictest923-21dbus-daemon08:19:171
152309999418,12cyclictest1596902-21colord-sane10:39:302
152309999412,15cyclictest1594128-21diskstats10:30:162
1523095994130,8cyclictest26-21ksoftirqd/110:47:141
1523095994129,9cyclictest26-21ksoftirqd/110:39:311
1523090994125,5cyclictest13-21ksoftirqd/011:10:140
1523090994125,11cyclictest438-20systemd-journal12:19:590
1523099994024,11cyclictest1560284-21cron08:55:002
1523099994023,14cyclictest1529596-21sed07:25:242
1523099994023,12cyclictest1542683-21seq08:02:232
152309999401,16cyclictest15263042processes07:15:282
1523095994031,5cyclictest26-21ksoftirqd/111:35:001
1523090994023,6cyclictest13-21ksoftirqd/007:25:010
1523090994022,6cyclictest13-21ksoftirqd/011:30:200
1523090994015,8cyclictest141rcu_preempt11:20:030
197399390,26rtkit-daemon4497-21PK-Backend09:04:591
197399390,25rtkit-daemon4497-21PK-Backend08:26:061
15742142390,5sleep20-21swapper/209:35:022
1523099993921,13cyclictest2345-21gdbus07:10:222
1523095993918,12cyclictest26-21ksoftirqd/108:45:001
1523090993922,5cyclictest13-21ksoftirqd/007:35:180
1523090993921,6cyclictest13-21ksoftirqd/008:15:120
197399380,27rtkit-daemon4497-21PK-Backend09:39:211
197399380,24rtkit-daemon0-21swapper/112:09:281
197399380,24rtkit-daemon0-21swapper/110:34:311
16237122380,4chrt0-21swapper/111:55:261
1523095993822,13cyclictest26-21ksoftirqd/110:06:281
1523095993822,12cyclictest1553364-21cron08:35:001
1523095993822,11cyclictest438-20systemd-journal11:14:311
1523095993820,6cyclictest26-21ksoftirqd/108:10:221
1523095993820,13cyclictest1602861-21df_inode10:55:171
1523095993813,11cyclictest466-21systemd-udevd08:01:101
1523090993822,11cyclictest438-20systemd-journal10:45:000
1523090993821,6cyclictest13-21ksoftirqd/012:35:250
1523090993821,6cyclictest13-21ksoftirqd/007:20:010
1523090993821,12cyclictest2372-21snap-store10:47:160
197399370,25rtkit-daemon4497-21PK-Backend09:11:571
15630522370,5chrt4497-21PK-Backend09:00:260
1523099993724,9cyclictest1611750-21/usr/sbin/munin11:20:272
1523099993724,9cyclictest1611750-21/usr/sbin/munin11:20:272
1523099993723,10cyclictest1549901-21cron08:29:552
1523099993722,11cyclictest1618421-21sshd11:39:322
1523099993718,14cyclictest1601844-21users10:50:322
1523095993727,6cyclictest1081-21ntpd12:25:271
1523095993721,12cyclictest1571680-21ntpq09:25:221
1523095993720,13cyclictest1-21systemd08:00:001
1523095993719,13cyclictest923-21dbus-daemon11:30:011
1523095993719,13cyclictest1529687-21ntpq07:25:261
152309599371,10cyclictest0-21swapper/108:49:121
152309599371,10cyclictest0-21swapper/108:21:551
152309099372,8cyclictest1540868-21turbostat08:00:000
1523090993726,6cyclictest13-21ksoftirqd/010:30:210
1523090993722,11cyclictest1622562-21cron11:54:590
152309099371,7cyclictest1624318-21turbostat12:00:010
1523099993621,11cyclictest34-21ksoftirqd/211:55:262
1523099993621,11cyclictest1563547-21sshd09:02:332
152309999360,33cyclictest1972-21rtkit-daemon10:28:452
152309599367,24cyclictest1612485-40lsb_release11:20:241
152309599367,24cyclictest1612485-40lsb_release11:20:231
1523095993623,9cyclictest1637666-21strings12:35:211
1523095993621,11cyclictest1569907-21netstat09:20:241
1523095993620,6cyclictest26-21ksoftirqd/109:05:201
1523095993619,5cyclictest26-21ksoftirqd/111:15:251
152309099367,16cyclictest0-21swapper/012:24:580
1523090993624,7cyclictest956-21systemd-logind08:47:060
1523090993623,9cyclictest1629098-21timerwakeupswit12:10:290
1523090993621,11cyclictest1-21systemd12:32:060
1523090993621,11cyclictest1-21systemd07:34:310
1523090993620,12cyclictest1585820-21ntpq10:05:230
1523090993620,11cyclictest1586840-21grep10:10:120
1523090993620,11cyclictest1586840-21grep10:10:120
1523090993617,15cyclictest13-21ksoftirqd/007:30:000
1523090993613,5cyclictest141rcu_preempt12:10:020
1523090993612,6cyclictest141rcu_preempt11:22:360
1523090993612,6cyclictest141rcu_preempt11:22:360
197399350,24rtkit-daemon0-21swapper/107:23:411
15363232350,5sleep1251rcuc/107:45:181
1523099993529,4cyclictest0-21swapper/211:30:522
1523099993520,12cyclictest1622742-21latency_hist11:55:022
1523099993519,12cyclictest1630748-21ntpq12:15:252
1523099993519,12cyclictest1576665-21wc09:40:202
1523099993517,14cyclictest1618895-21sshd11:42:322
1523099993517,13cyclictest1582222-21memory09:55:202
1523095993519,5cyclictest26-21ksoftirqd/107:10:281
1523095993519,11cyclictest438-20systemd-journal12:01:311
1523095993518,5cyclictest26-21ksoftirqd/110:00:001
1523095993518,13cyclictest26-21ksoftirqd/110:25:141
1523095993518,13cyclictest26-21ksoftirqd/107:30:141
1523095993518,13cyclictest1635478-21cstates12:30:121
1523095993511,21cyclictest26-21ksoftirqd/109:00:001
152309099356,12cyclictest13-21ksoftirqd/009:44:540
1523090993524,7cyclictest1583535-21tr10:00:130
1523090993520,11cyclictest1579330-21cron09:50:010
1523090993520,11cyclictest1579330-21cron09:50:000
1523090993519,5cyclictest13-21ksoftirqd/010:50:290
152309099351,13cyclictest1137-21runrttasks07:14:190
1523099993426,5cyclictest4497-21PK-Backend09:54:342
1523099993423,7cyclictest1054-21snmpd12:36:342
1523099993423,6cyclictest34-21ksoftirqd/212:23:312
1523099993422,7cyclictest1568567-21uptime09:15:302
1523099993419,11cyclictest1572006-21cat09:25:292
1523099993419,11cyclictest1552680-21awk08:30:252
1523099993418,12cyclictest1634023-21cut12:25:222
1523099993418,11cyclictest438-20systemd-journal08:10:012
1523099993417,13cyclictest1545307-21df08:10:152
1523099993411,6cyclictest141rcu_preempt10:47:152
1523095993427,4cyclictest4497-21PK-Backend08:38:381
1523095993420,10cyclictest1606955-21sed11:05:281
152309599341,9cyclictest4497-21PK-Backend07:50:321
1523095993417,12cyclictest1588559-21apt10:15:121
152309599341,29cyclictest4497-21PK-Backend11:46:351
152309599341,12cyclictest4497-21PK-Backend09:47:391
152309599341,12cyclictest4497-21PK-Backend09:47:381
152309599341,10cyclictest4497-21PK-Backend11:36:451
152309099346,8cyclictest13-21ksoftirqd/011:36:460
152309099345,12cyclictest13-21ksoftirqd/008:14:010
1523090993424,6cyclictest1550360-21cpuspeed_turbos08:25:140
1523090993423,6cyclictest13-21ksoftirqd/012:00:220
1523090993420,10cyclictest1567382-21sort09:15:010
1523090993419,11cyclictest1604550-21expr11:00:150
1523090993419,11cyclictest1561816-21sshd08:57:320
1523090993418,12cyclictest1571956-21cat09:25:270
1523099993322,7cyclictest1548620-21tr08:20:152
1523099993318,10cyclictest1605032-21cut11:00:262
1523099993317,12cyclictest1556118-21ntp_states08:40:252
1523099993315,14cyclictest1587911-21users10:10:312
1523099993315,14cyclictest1587911-21users10:10:302
152309999331,29cyclictest4497-21PK-Backend08:57:582
1523095993322,6cyclictest26-21ksoftirqd/110:20:211
1523095993315,15cyclictest4497-21PK-Backend08:55:001
152309599331,29cyclictest4497-21PK-Backend11:45:011
152309099335,11cyclictest13-21ksoftirqd/007:50:320
152309099332,5cyclictest0-21swapper/009:15:030
1523090993324,5cyclictest13-21ksoftirqd/009:35:110
1523090993324,5cyclictest13-21ksoftirqd/008:35:210
1523090993323,5cyclictest13-21ksoftirqd/011:45:000
1523090993322,7cyclictest1583088-21cron10:00:000
152309099332,10cyclictest1614947-21chrt11:29:250
1523090993318,11cyclictest1592643-21grep10:25:210
1523090993318,11cyclictest1536495-21grep07:45:220
1523090993316,12cyclictest438-20systemd-journal08:52:330
152309099331,14cyclictest1556838-21cron08:44:590
16265612320,7chrt4497-21PK-Backend12:05:122
15349042320,7chrt0-21swapper/007:40:210
152309999329,12cyclictest1532790-21diskstats07:35:142
1523099993220,8cyclictest2069-21gnome-shell10:17:082
1523099993220,8cyclictest1574388-21/usr/sbin/munin09:35:232
1523099993220,8cyclictest1531647-21wc07:30:292
1523099993217,11cyclictest1629486-21apt-get12:15:002
1523099993216,12cyclictest1566537-21awk09:10:282
1523099993215,13cyclictest1614201-21cut11:25:222
152309999321,28cyclictest0-21swapper/207:49:282
152309599329,5cyclictest141rcu_preempt10:01:361
152309599324,10cyclictest26-21ksoftirqd/107:44:011
1523095993221,7cyclictest26-21ksoftirqd/112:20:221
1523095993214,13cyclictest1604198-21find11:00:111
152309099326,6cyclictest4497-21PK-Backend11:05:280
1523090993221,7cyclictest1544663-21cron08:10:000
152309999316,21cyclictest1590278-21sort10:20:112
152309999315,9cyclictest1593534-21kworker/2:111:10:262
1523099993125,4cyclictest0-21swapper/207:21:572
1523099993117,10cyclictest1597834-21sed10:40:222
152309099317,7cyclictest0-21swapper/009:08:220
1523090993115,12cyclictest1569331-21cat09:20:150
1523095993021,5cyclictest26-21ksoftirqd/109:45:011
1523099992918,7cyclictest1602606-21cpuspeed_turbos10:55:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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