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2026-02-26 - 05:38
[ 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 all highest latencies:
System rackcslot7s.osadl.org (updated Thu Feb 26, 2026 00:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
122758799507499,5cyclictest1319603-21turbostat23:30:003
122758799506499,4cyclictest1287786-21turbostat22:00:013
122758799480451,8cyclictest1312687-21turbostat23:10:003
122758799477456,18cyclictest1328260-21turbostat23:59:553
122758799468445,20cyclictest1331731-21turbostat00:09:563
122758099463456,4cyclictest1273645-21turbostat21:24:541
122758799462453,6cyclictest1275680-21turbostat21:25:013
122758799459452,4cyclictest1277410-21turbostat21:30:013
122758799458451,4cyclictest1279140-21turbostat21:39:553
122758799458451,4cyclictest1273645-21turbostat21:19:593
122758799457450,4cyclictest1261525-21turbostat20:49:563
122758799456449,4cyclictest1247676-21turbostat20:04:593
122758799455446,6cyclictest1239024-21turbostat19:44:553
122758799455415,26cyclictest1298528-21turbostat22:34:543
122758799454446,5cyclictest1251137-21turbostat20:15:003
122758799453446,4cyclictest1326527-21turbostat23:50:003
122758799453444,6cyclictest1335193-21turbostat00:15:003
122758799452444,5cyclictest1249405-21turbostat20:09:593
122758799451444,4cyclictest1308906-21turbostat22:59:593
122758499451444,4cyclictest1300258-21turbostat22:39:542
122758799450441,6cyclictest1303724-21turbostat22:49:563
122758499450441,6cyclictest1287786-21turbostat22:04:562
122757799450443,4cyclictest1268450-21turbostat21:09:550
122758799447440,4cyclictest1229236-21turbostat19:15:003
122758799447440,4cyclictest1229236-21turbostat19:15:003
122758499446438,5cyclictest1256339-21turbostat20:34:552
122758799444434,7cyclictest1293334-21turbostat22:19:563
122758799442435,4cyclictest1284333-21turbostat21:54:563
122758799442435,4cyclictest1282605-21turbostat21:44:593
122758799440433,4cyclictest1235217-21turbostat19:34:553
122758799440431,6cyclictest1317876-21turbostat23:24:593
122758799439431,5cyclictest1301986-21turbostat22:40:003
122758799438429,6cyclictest1301986-21turbostat22:44:563
122758499437428,6cyclictest1323055-21turbostat23:44:562
122758799433412,18cyclictest1256339-21turbostat20:30:003
122758099433425,4cyclictest1316136-21turbostat23:24:551
122758799429422,4cyclictest1233489-21turbostat19:29:553
122758799429413,13cyclictest1231458-21turbostat19:20:003
122758799427419,5cyclictest1254606-21turbostat20:25:013
122758799426417,6cyclictest1277410-21turbostat21:34:553
122758799425418,4cyclictest1321332-21turbostat23:35:013
122758499425418,4cyclictest1336926-21turbostat00:24:552
122758799423416,4cyclictest1335193-21turbostat00:19:553
122758799422415,4cyclictest1342160-21turbostat00:39:543
122758799422414,5cyclictest1271896-21turbostat21:15:003
122758799422401,18cyclictest1323055-21turbostat23:40:013
122758799421412,6cyclictest1326527-21turbostat23:54:553
122758099419412,4cyclictest1329980-21turbostat00:04:551
122758099419392,24cyclictest1317876-21turbostat23:29:561
122758099418410,5cyclictest1286061-21turbostat21:59:551
122758799416409,4cyclictest1338700-21turbostat00:25:003
122758499411404,4cyclictest1271896-21turbostat21:19:552
122758799409401,5cyclictest1296802-21turbostat22:25:003
122758799409401,5cyclictest1233489-21turbostat19:25:003
122758099409402,4cyclictest1338700-21turbostat00:29:551
122758099409402,4cyclictest1338700-21turbostat00:29:551
122758799408401,4cyclictest1307187-21turbostat22:55:003
122758799408401,4cyclictest1307187-21turbostat22:54:593
122758799407397,7cyclictest1252878-21turbostat20:20:003
122758799406399,4cyclictest1331731-21turbostat00:05:013
122758799406397,6cyclictest1314411-21turbostat23:19:563
122758799406397,6cyclictest1314411-21turbostat23:19:553
122757799405396,6cyclictest1227443-21turbostat19:14:560
122757799405396,6cyclictest1227443-21turbostat19:14:550
122758799402395,4cyclictest1237258-21turbostat19:39:553
122758799402395,4cyclictest1237258-21turbostat19:39:553
122758799402394,5cyclictest1242484-21turbostat19:54:553
122758799401394,4cyclictest1308906-21turbostat23:04:543
122758799393374,16cyclictest1293334-21turbostat22:15:013
122758799392385,4cyclictest1259797-21turbostat20:44:553
122758799387379,5cyclictest1298528-21turbostat22:29:593
122758099387379,5cyclictest1340427-21turbostat00:34:551
122758799382374,5cyclictest1244214-21turbostat19:59:553
122758799373352,18cyclictest1263250-21turbostat20:54:563
122758799371365,3cyclictest1282605-21turbostat21:49:553
122758799371363,5cyclictest1312687-21turbostat23:14:563
122757799370364,3cyclictest1310951-21turbostat23:09:560
122758799365359,3cyclictest1340427-21turbostat00:30:013
122758799365359,3cyclictest1340427-21turbostat00:30:013
122758799363356,4cyclictest1240752-21turbostat19:49:553
122758799359353,3cyclictest1268450-21turbostat21:05:003
122758799356350,4cyclictest1289562-21turbostat22:05:003
122758099356349,4cyclictest1251137-21turbostat20:19:561
122758099332325,4cyclictest1258069-21turbostat20:39:551
122758799321315,3cyclictest1259797-21turbostat20:40:003
122758099319312,4cyclictest1266717-21turbostat21:04:541
122758099318311,4cyclictest1275680-21turbostat21:29:551
122758799317309,5cyclictest1289562-21turbostat22:09:553
122757799316306,7cyclictest1333467-21turbostat00:14:540
122758799310302,5cyclictest1258069-21turbostat20:34:593
122688422730,9sleep10-21swapper/119:05:271
122758799184171,9cyclictest1342160-21turbostat00:34:593
122758799183174,6cyclictest1324785-21turbostat23:45:003
122758799175159,12cyclictest1266717-21turbostat21:00:003
1227149212871,46sleep30-21swapper/319:06:263
1227270210774,23sleep00-21swapper/019:08:000
1227185210774,23sleep20-21swapper/219:06:542
134141221040,4sleep20-21swapper/200:30:232
1973991000,9rtkit-daemon1972-21rtkit-daemon23:27:100
12275879910089,8cyclictest1270181-21turbostat21:10:003
12275849910093,4cyclictest1231458-21turbostat19:24:542
1227584999891,4cyclictest1254606-21turbostat20:29:562
197399940,8rtkit-daemon1972-21rtkit-daemon23:20:500
197399930,9rtkit-daemon1972-21rtkit-daemon23:32:211
197399760,5rtkit-daemon0-21swapper/200:15:182
197399700,5rtkit-daemon4497-21PK-Backend00:38:092
197399590,8rtkit-daemon1972-21rtkit-daemon23:36:210
12503772560,7sleep2341ksoftirqd/220:10:232
197399550,9rtkit-daemon1972-21rtkit-daemon21:27:032
197399530,8rtkit-daemon1972-21rtkit-daemon22:24:232
197399530,8rtkit-daemon1972-21rtkit-daemon19:40:382
197399530,8rtkit-daemon1972-21rtkit-daemon19:36:182
197399530,8rtkit-daemon1972-21rtkit-daemon19:36:172
12992882530,7chrt4497-21PK-Backend22:30:201
12913182530,7sleep24497-21PK-Backend22:10:002
12590372490,24sleep234-21ksoftirqd/220:35:232
1227580994523,13cyclictest26-21ksoftirqd/123:00:011
13050502440,7sleep10-21swapper/122:45:291
197399430,35rtkit-daemon1285464-21python321:50:262
197399430,35rtkit-daemon1227570-21cyclictest20:54:162
122758499432,15cyclictest1275134-21grep21:20:272
122757799431,38cyclictest1972-21rtkit-daemon23:13:480
197399420,5rtkit-daemon1941-21systemd19:48:402
1227577994223,14cyclictest1264102-21memory20:50:210
1227577994217,8cyclictest13-21ksoftirqd/000:00:010
197399410,34rtkit-daemon1278385-21ntpq21:30:232
13336332410,6sleep21333219-21kworker/u8:300:10:012
1227580994123,14cyclictest26-21ksoftirqd/122:05:031
1227580994122,14cyclictest26-21ksoftirqd/121:15:011
122757799411,35cyclictest1326507-21cron23:49:590
1227577994112,16cyclictest13-21ksoftirqd/022:11:160
122758499402,33cyclictest1328893-21df_inode23:55:162
1227584994012,6cyclictest141rcu_preempt20:50:002
1227580994024,12cyclictest26-21ksoftirqd/119:30:001
1227580994022,14cyclictest26-21ksoftirqd/122:10:011
1227580994022,13cyclictest26-21ksoftirqd/120:05:251
1227580994013,6cyclictest141rcu_preempt00:00:031
122758099401,13cyclictest438-20systemd-journal19:40:011
122758099401,13cyclictest438-20systemd-journal19:40:011
1227577994025,11cyclictest1307165-21cron22:54:590
1227577994025,11cyclictest1307165-21cron22:54:590
1227577994024,12cyclictest923-21dbus-daemon19:20:010
1227577994021,14cyclictest1239656-21df_inode19:40:150
12593022390,7sleep0161rcuc/020:35:280
1227584993923,12cyclictest1265658-21idleruntime20:55:202
1227580993928,6cyclictest26-21ksoftirqd/121:20:011
1227580993923,5cyclictest26-21ksoftirqd/122:25:131
1227580993923,11cyclictest1233469-21cron19:24:591
1227580993922,13cyclictest26-21ksoftirqd/121:30:121
1227580993921,6cyclictest26-21ksoftirqd/123:10:031
1227580993921,14cyclictest26-21ksoftirqd/120:00:011
1227580993912,6cyclictest141rcu_preempt23:44:591
1227577993912,12cyclictest141rcu_preempt20:15:130
1227584993822,12cyclictest2193-21gdbus22:50:222
1227584993822,12cyclictest2193-21gdbus22:50:212
1227584993822,12cyclictest1315387-21ntpq23:15:232
1227584993822,12cyclictest1315387-21ntpq23:15:222
122758099383,8cyclictest1-21systemd00:10:001
1227580993822,6cyclictest26-21ksoftirqd/119:30:021
1227580993822,5cyclictest26-21ksoftirqd/120:55:291
1227580993821,6cyclictest26-21ksoftirqd/100:15:011
1227580993821,5cyclictest26-21ksoftirqd/121:50:011
1227580993821,12cyclictest26-21ksoftirqd/120:30:131
1227580993820,6cyclictest26-21ksoftirqd/122:12:401
1227580993820,14cyclictest26-21ksoftirqd/120:25:001
1227580993812,6cyclictest141rcu_preempt21:40:131
1227577993821,12cyclictest1247321-21sshd20:00:390
197399370,30rtkit-daemon2257-21gsd-housekeepin20:44:462
197399370,25rtkit-daemon0-21swapper/200:02:292
13033392370,5chrt0-21swapper/022:40:290
12937862370,4sleep00-21swapper/022:15:140
1227584993723,10cyclictest1293337-21munin-plugin-st22:15:002
1227584993720,13cyclictest1325930-21python323:45:282
1227584993720,12cyclictest438-20systemd-journal23:55:002
1227584993712,6cyclictest141rcu_preempt19:30:012
1227584993711,5cyclictest141rcu_preempt22:45:272
122758099378,5cyclictest141rcu_preempt23:10:271
1227580993725,6cyclictest26-21ksoftirqd/122:20:001
1227580993721,12cyclictest26-21ksoftirqd/120:29:591
1227580993721,11cyclictest1296052-21ntpq22:20:231
1227580993720,6cyclictest26-21ksoftirqd/123:00:121
1227580993720,5cyclictest26-21ksoftirqd/119:51:381
1227580993718,6cyclictest26-21ksoftirqd/123:50:241
1227580993718,6cyclictest26-21ksoftirqd/122:50:241
1227580993718,6cyclictest26-21ksoftirqd/122:50:241
122757799377,9cyclictest13-21ksoftirqd/023:15:260
122757799377,9cyclictest13-21ksoftirqd/023:15:250
122757799372,16cyclictest438-20systemd-journal22:05:000
1227577993721,11cyclictest438-20systemd-journal00:09:590
1227577993721,11cyclictest1238643-21systemd-udevd19:35:510
1227577993721,11cyclictest1238643-21systemd-udevd19:35:510
1227577993720,13cyclictest1337747-21cat00:20:200
1227577993720,12cyclictest1248195-21ls20:05:130
1227577993717,16cyclictest1342184-21unin-run00:35:000
197399360,28rtkit-daemon0-21swapper/219:56:462
12571622360,5chrt0-21swapper/020:30:210
122758499369,6cyclictest141rcu_preempt21:35:182
1227584993613,6cyclictest141rcu_preempt21:00:162
122758099365,11cyclictest26-21ksoftirqd/120:50:241
1227580993619,13cyclictest26-21ksoftirqd/119:15:011
1227580993619,13cyclictest26-21ksoftirqd/119:15:011
1227580993618,13cyclictest26-21ksoftirqd/121:10:011
122758099361,11cyclictest1286067-21awk21:55:001
122757799362,8cyclictest2190-21gvfs-udisks2-vo19:50:210
1227577993624,8cyclictest1307460-21wc22:55:130
1227577993619,13cyclictest1296290-21wc22:20:290
1227577993619,12cyclictest1283583-21ntpq21:45:210
1227577993617,14cyclictest1081-21ntpd19:20:250
122757799361,20cyclictest1298153-21vmstat22:25:290
122757799361,12cyclictest1279813-21sort21:35:170
197399350,29rtkit-daemon0-21swapper/123:37:211
1227584993528,5cyclictest0-21swapper/222:16:272
1227584993520,11cyclictest1317113-21ntp_kernel_err23:20:222
1227584993520,10cyclictest1231761-21wc19:20:012
1227584993519,12cyclictest1283592-21awk21:45:202
1227584993519,12cyclictest1271553-21seq21:10:422
1227584993519,11cyclictest438-20systemd-journal23:00:002
1227584993515,7cyclictest141rcu_preempt22:45:002
1227584993512,5cyclictest141rcu_preempt23:05:122
1227580993525,6cyclictest26-21ksoftirqd/100:15:141
1227580993524,6cyclictest26-21ksoftirqd/120:40:301
1227580993523,8cyclictest1247662-21cron20:05:001
1227580993523,7cyclictest26-21ksoftirqd/123:45:271
1227580993521,10cyclictest2069-21gnome-shell00:39:101
1227580993516,14cyclictest26-21ksoftirqd/122:44:401
1227580993512,9cyclictest141rcu_preempt00:20:221
1227580993511,6cyclictest141rcu_preempt21:40:021
1227580993511,6cyclictest141rcu_preempt19:17:001
122757799352,18cyclictest1278036-21df21:30:140
122757799352,18cyclictest1266333-21users20:55:300
1227577993520,11cyclictest1304708-21ntpq22:45:230
1227577993520,11cyclictest1255890-21cat20:25:280
1227577993520,10cyclictest1336332-21python300:15:280
1227577993519,12cyclictest1287432-21sshd21:55:400
1227577993519,11cyclictest1339685-21awk00:25:240
1227577993519,11cyclictest1339685-21awk00:25:230
1227577993519,11cyclictest1245492-21cat19:55:280
1227577993518,13cyclictest1343577-21seq00:36:150
1227577993518,13cyclictest1270440-21apt21:10:130
1227577993518,13cyclictest1250809-21seq20:11:010
1227577993518,12cyclictest1290590-21awk22:05:240
1227577993517,14cyclictest1253299-21expr20:20:140
122757799351,13cyclictest1330018-40updatedb.mlocat00:00:030
122758499349,5cyclictest141rcu_preempt22:25:122
122758499344,11cyclictest141rcu_preempt23:30:212
1227584993426,5cyclictest0-21swapper/220:17:182
1227584993423,6cyclictest34-21ksoftirqd/221:57:212
1227584993422,8cyclictest1236982-40apt-check19:32:272
1227584993418,12cyclictest1243007-21expr19:50:142
1227584993418,11cyclictest438-20systemd-journal20:24:552
1227584993418,11cyclictest1333862-21tr00:10:122
1227584993417,13cyclictest1313525-21memory23:10:202
1227584993417,12cyclictest1299524-21ntpq22:30:222
1227584993412,6cyclictest141rcu_preempt21:10:022
122758499341,12cyclictest1227904-21cpuspeed_turbos19:10:122
122758499341,12cyclictest1227904-21cpuspeed_turbos19:10:122
1227584993410,5cyclictest141rcu_preempt23:00:032
1227580993417,13cyclictest26-21ksoftirqd/122:35:271
1227580993417,13cyclictest26-21ksoftirqd/119:45:201
122757799343,17cyclictest1328282-21munin-run23:55:010
122757799343,16cyclictest1241498-21irqstats19:45:200
122757799342,18cyclictest1234127-21diskstats19:25:160
122757799342,11cyclictest1324785-21turbostat23:44:590
1227577993420,10cyclictest1320347-21awk23:30:200
122757799341,9cyclictest1262591-21proc_pri20:45:270
1227577993419,10cyclictest1277204-21sshd21:27:390
1227577993418,12cyclictest1274254-21cpuspeed_turbos21:20:120
1227577993418,12cyclictest1235738-21apt19:30:090
122757799341,12cyclictest1310736-21fuser23:02:310
12499592330,7sleep14497-21PK-Backend20:10:151
1227584993318,11cyclictest1339255-21expr00:25:142
1227584993318,11cyclictest1339255-21expr00:25:142
1227584993318,10cyclictest1247021-21cut20:00:272
122758499331,17cyclictest141rcu_preempt23:30:002
1227580993324,6cyclictest3692992-21snapd23:16:271
1227580993324,6cyclictest3692992-21snapd23:16:271
1227580993316,13cyclictest26-21ksoftirqd/119:45:001
122757799335,11cyclictest141rcu_preempt22:35:100
122757799333,14cyclictest141rcu_preempt21:15:130
1227577993316,12cyclictest1281817-21netstat21:40:220
1227584993215,13cyclictest1281495-21df21:40:132
122758499321,28cyclictest4497-21PK-Backend23:39:572
122758499321,12cyclictest34-21ksoftirqd/220:09:282
1227580993222,5cyclictest26-21ksoftirqd/120:49:511
122757799324,8cyclictest13-21ksoftirqd/021:00:030
1227577993222,5cyclictest13-21ksoftirqd/022:30:550
1227577993217,11cyclictest1285790-21sshd21:51:450
1227577993216,12cyclictest1081-21ntpd20:40:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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