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2026-03-06 - 07:39
[ 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 #e, slot #4

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.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackeslot4s.osadl.org (updated Fri Mar 06, 2026 00:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1349310995248,3cyclictest75-21kswapd023:19:442
1349312994035,3cyclictest1437869-21gpgv20:35:013
1349307993933,4cyclictest252-21systemd-journal23:19:421
1349303993529,4cyclictest1623803-21latency_hist23:35:000
1349312993428,4cyclictest1551300-21gpgv22:25:003
1349303993431,2cyclictest75-21kswapd023:19:430
1349303993429,3cyclictest1458683-21apt-get20:55:140
1349312993227,3cyclictest1603349-21/usr/sbin/munin23:15:133
1349303993127,3cyclictest1550220-21kworker/u8:1+flush-259:022:25:170
1349307993026,3cyclictest1608291-21kworker/u8:3+flush-259:023:20:251
1349307992925,3cyclictest1427044-21kworker/u8:1+flush-259:020:35:171
1349307992924,4cyclictest1420945-21ntpq20:15:211
1349303992925,3cyclictest1649594-21kworker/u8:1+flush-259:000:05:180
1349312992824,3cyclictest1427044-21kworker/u8:1+flush-259:020:50:243
1349312992822,4cyclictest252-21systemd-journal23:35:393
1349312992822,4cyclictest252-21systemd-journal21:54:393
1349307992822,4cyclictest1396449-21diskstats19:55:141
1349303992824,3cyclictest1654761-21latency_hist00:05:010
1349312992722,3cyclictest1587667-21kworker/u8:1+flush-259:023:05:173
1349307992622,3cyclictest1675646-21apt-get00:25:131
1349303992623,2cyclictest1458220-21kworker/u8:0+flush-259:021:10:000
1349303992622,3cyclictest1540872-21kworker/u8:2+flush-259:022:50:190
1349312992518,5cyclictest1582533-21latency_hist22:55:013
1349312992421,2cyclictest1494156-21kworker/u8:1+flush-259:022:00:213
1349307992420,3cyclictest1443143-21apt-get20:40:111
1349307992419,4cyclictest1499628-21kworker/u8:3+flush-259:021:35:261
1349303992419,4cyclictest1463865-21apt-get21:00:110
1349303992418,5cyclictest1396234-21cp19:55:010
1349312992317,4cyclictest1427005-21latency_hist20:25:003
1349312992315,5cyclictest1524412-21ntpq21:55:223
1349307992321,1cyclictest1395606-21turbostat.cron19:55:001
1349307992318,4cyclictest1489541-21/usr/sbin/munin21:25:251
1349303992316,5cyclictest1483241-21ntpq21:15:210
1349312992218,3cyclictest507-21in:imuxsock21:30:003
1349312992217,3cyclictest1354462-21kworker/u8:2+events_unbound20:25:233
1349307992218,3cyclictest1649584-21latency_hist00:00:021
1349307992218,3cyclictest1458220-21kworker/u8:0+flush-259:021:10:161
1349307992217,3cyclictest1458418-21latency_hist20:55:021
1349312992117,2cyclictest1354462-21kworker/u8:2+events_unbound19:25:163
1349312992117,2cyclictest0-21swapper/300:30:003
1349312992115,4cyclictest1374139-21ntpq19:30:203
1349307992017,2cyclictest75-21kswapd000:30:011
1349303992016,3cyclictest1354462-21kworker/u8:2+flush-259:020:25:240
1349312991914,3cyclictest1354462-21kworker/u8:2+events_unbound20:20:003
1349312991913,4cyclictest1535426-21kworker/u8:0+flush-259:022:45:173
1349312991913,4cyclictest1535426-21kworker/u8:0+flush-259:022:45:173
1349310991914,4cyclictest1587667-21kworker/u8:1+flush-259:023:10:252
1349303991915,2cyclictest0-21swapper/023:00:000
1349312991814,2cyclictest0-21swapper/323:15:003
1349312991811,5cyclictest1473882-21latency_hist21:10:013
1349310991815,2cyclictest0-21swapper/221:50:002
1349310991814,3cyclictest1458220-21kworker/u8:0+events_unbound21:00:172
1349303991814,3cyclictest60350irq/132-enp0s29f1:rx-023:50:230
1349303991813,4cyclictest1395600-21latency_hist19:55:000
1349312991714,2cyclictest1458220-21kworker/u8:0+flush-259:021:15:163
1349312991713,3cyclictest1416725-21idleruntime-cro20:15:003
1349312991713,3cyclictest1390449-21idleruntime-cro19:50:003
1349312991712,4cyclictest1289581-21kworker/u8:1+flush-259:019:35:173
1349312991712,3cyclictest1525363-21kworker/u8:3+events_unbound22:10:173
1349312991711,4cyclictest1681265-21apt-get00:30:103
1349310991714,2cyclictest1354403-21idleruntime-cro19:15:002
1349310991713,3cyclictest1484187-21kworker/u8:2+flush-259:021:40:002
1349310991713,3cyclictest1289581-21kworker/u8:1+flush-259:019:30:142
1349307991715,1cyclictest0-21swapper/119:20:011
1349307991714,1cyclictest0-21swapper/123:35:001
1349307991713,3cyclictest1649594-21kworker/u8:1+flush-259:000:10:261
1349307991713,3cyclictest1530770-21apt-get22:05:121
1349307991713,3cyclictest1484187-21kworker/u8:2+flush-259:021:40:241
1349307991711,4cyclictest1432166-21latency_hist20:30:001
1349303991714,2cyclictest1448766-21irqcore20:45:180
1349303991713,2cyclictest1520215-21turbostat21:55:000
1349303991711,5cyclictest1551185-21latency_hist22:25:000
134931299169,5cyclictest252-21systemd-journal21:40:013
134931299168,6cyclictest1479040-21latency_hist21:15:013
1349312991613,2cyclictest1623818-21idleruntime-cro23:35:013
1349312991612,3cyclictest1613689-21kworker/u8:0+flush-259:023:40:203
1349310991613,2cyclictest0-21swapper/221:25:002
1349310991610,4cyclictest252-21systemd-journal20:10:392
1349307991613,2cyclictest1354462-21kworker/u8:2+flush-259:019:25:011
1349307991613,2cyclictest0-21swapper/123:00:001
1349307991612,3cyclictest252-21systemd-journal23:10:001
1349307991612,3cyclictest252-21systemd-journal20:47:101
1349307991612,3cyclictest1422128-21apt-get20:20:111
1349303991613,2cyclictest60350irq/132-enp0s29f1:rx-023:24:190
1349303991613,2cyclictest60350irq/132-enp0s29f1:rx-022:35:200
1349303991613,2cyclictest60350irq/132-enp0s29f1:rx-020:30:230
1349303991612,3cyclictest252-21systemd-journal00:22:410
1349303991612,3cyclictest1359545-21idleruntime-cro19:20:010
134931299159,4cyclictest1686396-21/usr/sbin/munin00:35:223
134931299151,4cyclictest1649579-21awk00:00:003
1349312991512,2cyclictest1587667-21kworker/u8:1+events_unbound23:25:203
1349312991512,2cyclictest1397310-21kthreadcore19:55:173
1349312991512,2cyclictest1289581-21kworker/u8:1+events_unbound19:20:263
1349312991512,1cyclictest0-21swapper/320:35:003
1349307991511,3cyclictest1484187-21kworker/u8:2+flush-259:021:50:261
1349307991511,3cyclictest1289581-21kworker/u8:1+flush-259:019:35:321
134930399159,5cyclictest1389550-21ntpq19:45:200
1349303991513,2cyclictest60350irq/132-enp0s29f1:rx-020:20:360
1349303991513,1cyclictest61150irq/133-enp0s29f1:tx-023:45:250
1349303991513,1cyclictest60350irq/132-enp0s29f1:rx-022:46:130
1349303991513,1cyclictest60350irq/132-enp0s29f1:rx-022:46:120
1349303991513,1cyclictest60350irq/132-enp0s29f1:rx-022:02:250
1349303991513,1cyclictest60350irq/132-enp0s29f1:rx-021:45:490
1349303991513,1cyclictest60350irq/132-enp0s29f1:rx-021:34:040
1349303991513,1cyclictest60350irq/132-enp0s29f1:rx-020:17:450
1349303991513,1cyclictest60350irq/132-enp0s29f1:rx-020:05:120
1349303991513,1cyclictest60350irq/132-enp0s29f1:rx-019:40:300
1349303991513,1cyclictest60350irq/132-enp0s29f1:rx-019:32:210
1349303991512,2cyclictest60350irq/132-enp0s29f1:rx-023:35:170
1349303991512,2cyclictest60350irq/132-enp0s29f1:rx-020:50:210
1349303991512,2cyclictest60350irq/132-enp0s29f1:rx-020:00:220
1349303991512,1cyclictest1479055-21turbostat21:15:000
1349303991511,3cyclictest1675361-21kworker/u8:2+flush-259:000:25:170
134931299149,3cyclictest1494156-21kworker/u8:1+events_unbound22:05:183
1349312991410,3cyclictest1639522-21kworker/u8:3+flush-259:000:05:263
1349312991410,2cyclictest0-21swapper/320:05:173
1349310991412,1cyclictest0-21swapper/222:25:002
1349310991411,2cyclictest1587667-21kworker/u8:1+flush-259:023:45:272
1349310991410,3cyclictest1587667-21kworker/u8:1+flush-259:023:05:202
1349310991410,3cyclictest1505002-21/usr/sbin/munin21:40:222
1349310991410,3cyclictest1484187-21kworker/u8:2+flush-259:022:00:282
1349310991410,3cyclictest1427044-21kworker/u8:1+flush-259:020:30:282
134930799149,4cyclictest1577608-21/usr/sbin/munin22:50:221
1349307991411,1cyclictest0-21swapper/123:15:001
1349307991410,3cyclictest1535426-21kworker/u8:0+flush-259:022:45:251
1349307991410,3cyclictest1535426-21kworker/u8:0+flush-259:022:45:241
1349307991410,2cyclictest0-21swapper/119:45:001
1349303991413,1cyclictest60350irq/132-enp0s29f1:rx-023:55:400
1349303991413,1cyclictest60350irq/132-enp0s29f1:rx-023:42:270
1349303991413,1cyclictest60350irq/132-enp0s29f1:rx-021:22:160
1349303991413,1cyclictest60350irq/132-enp0s29f1:rx-019:21:570
1349303991413,1cyclictest60350irq/132-enp0s29f1:rx-000:18:570
1349303991412,1cyclictest60350irq/132-enp0s29f1:rx-022:05:150
1349303991412,1cyclictest60350irq/132-enp0s29f1:rx-021:28:540
1349303991412,1cyclictest60350irq/132-enp0s29f1:rx-020:10:220
1349303991412,1cyclictest60350irq/132-enp0s29f1:rx-019:10:250
1349303991412,1cyclictest60350irq/132-enp0s29f1:rx-000:30:230
1349303991411,2cyclictest61150irq/133-enp0s29f1:tx-021:55:160
1349303991411,2cyclictest60350irq/132-enp0s29f1:rx-020:35:230
1349303991411,2cyclictest60350irq/132-enp0s29f1:rx-000:10:220
134931299139,3cyclictest1561877-21kworker/u8:3+flush-259:022:40:193
134931299139,3cyclictest1463130-21unixbench_multi20:55:293
134931299139,3cyclictest1289581-21kworker/u8:1+events_unbound19:10:233
134931299139,2cyclictest0-21swapper/321:35:003
134931299138,3cyclictest1535426-21kworker/u8:0+flush-259:022:15:213
134931299138,3cyclictest1401442-21kworker/u8:4+flush-259:020:05:003
1349312991311,1cyclictest1514081-21needreboot21:45:183
1349312991310,2cyclictest1672796-21tr00:20:203
1349312991310,2cyclictest1669277-21needreboot00:15:223
1349312991310,2cyclictest1650402-21irqcore00:00:173
1349312991310,2cyclictest1488287-21needreboot21:20:183
1349312991310,2cyclictest1447114-21ntp_kernel_err20:40:203
134931099139,3cyclictest1535426-21kworker/u8:0+flush-259:022:45:152
134931099139,3cyclictest1535426-21kworker/u8:0+flush-259:022:45:152
134931099139,3cyclictest1427044-21kworker/u8:1+flush-259:020:40:162
1349310991311,1cyclictest0-21swapper/200:10:002
1349310991310,2cyclictest1484151-21idleruntime-cro21:20:002
134930799139,3cyclictest1551746-21gpgv22:25:011
134930799139,3cyclictest1540872-21kworker/u8:2+flush-259:022:30:161
134930799139,3cyclictest1354462-21kworker/u8:2+flush-259:021:05:181
1349307991310,2cyclictest1686596-21fschecks_count00:35:131
1349307991310,2cyclictest1375018-21sh19:35:011
1349303991312,1cyclictest60350irq/132-enp0s29f1:rx-020:40:190
1349303991311,1cyclictest60350irq/132-enp0s29f1:rx-023:25:240
1349303991311,1cyclictest60350irq/132-enp0s29f1:rx-023:12:520
1349303991311,1cyclictest60350irq/132-enp0s29f1:rx-021:35:260
1349303991310,2cyclictest61150irq/133-enp0s29f1:tx-022:15:190
134931299128,3cyclictest1561877-21kworker/u8:3+flush-259:022:36:443
134931299127,3cyclictest252-21systemd-journal21:45:003
134931299120,3cyclictest1468774-21awk21:05:003
134931099129,2cyclictest507-21in:imuxsock00:34:592
134931099129,2cyclictest1619092-21fschecks_count23:30:142
134931099129,2cyclictest1587645-21sh23:00:002
134931099129,2cyclictest1561866-21turbostat.cron22:35:002
134931099129,2cyclictest1385784-21fschecks_time19:45:142
134931099129,2cyclictest0-21swapper/221:10:012
134931099128,3cyclictest1634163-21kworker/u8:2+flush-259:023:50:262
134931099128,3cyclictest1484187-21kworker/u8:2+flush-259:021:30:272
134931099128,3cyclictest1289581-21kworker/u8:1+flush-259:019:20:222
1349310991210,1cyclictest0-21swapper/223:45:012
134930799129,2cyclictest1463952-21cpuspeed_turbos21:00:121
134930799128,3cyclictest1649594-21kworker/u8:1+flush-259:000:07:101
134930799128,3cyclictest1289581-21kworker/u8:1+flush-259:019:45:241
134930799127,3cyclictest1628466-21grep23:35:241
134930799121,3cyclictest1416725-21awk20:15:001
134930799120,3cyclictest16410231kthreadcore23:50:181
134930399129,2cyclictest1675361-21kworker/u8:2+flush-259:000:35:160
134930399127,4cyclictest60350irq/132-enp0s29f1:rx-023:00:170
1349303991211,1cyclictest60350irq/132-enp0s29f1:rx-022:31:280
1349303991211,1cyclictest60350irq/132-enp0s29f1:rx-022:10:400
1349303991210,2cyclictest60350irq/132-enp0s29f1:rx-022:44:480
1349303991210,1cyclictest60350irq/132-enp0s29f1:rx-019:35:150
134931299118,2cyclictest1660593-21irqcore00:10:163
134931299118,2cyclictest1588333-21irqcore23:00:183
134931299118,2cyclictest1582862-21cpuspeed_turbos22:55:123
134931299117,3cyclictest1354462-21kworker/u8:2+flush-259:019:50:233
134931099119,1cyclictest0-21swapper/221:15:002
134931099119,1cyclictest0-21swapper/220:25:172
134931099119,1cyclictest0-21swapper/219:55:182
134931099118,2cyclictest1670644-21cpuspeed_turbos00:20:152
134931099118,2cyclictest1458881-21fschecks_count20:55:172
134931099118,2cyclictest1442454-21unixbench_singl20:35:262
134931099117,3cyclictest1401442-21kworker/u8:4+flush-259:020:00:242
134931099116,3cyclictest1489541-21/usr/sbin/munin21:25:182
134931099115,4cyclictest1669433-21ntp_states00:15:242
134931099111,2cyclictest1525315-21latency_hist22:00:002
134930799119,1cyclictest0-21swapper/121:25:001
134930799118,2cyclictest1571172-21needreboot22:40:171
134930799118,2cyclictest1551172-21idleruntime-cro22:24:591
134930799118,2cyclictest0-21swapper/121:45:211
134930799117,3cyclictest1587667-21kworker/u8:1+flush-259:023:45:211
134930799117,3cyclictest1494156-21kworker/u8:1+flush-259:022:00:161
134930799116,3cyclictest252-21systemd-journal22:37:391
134930799116,3cyclictest1408961-21sed20:05:181
134930799116,3cyclictest1401475-21apt-get20:00:111
134930399119,1cyclictest60350irq/132-enp0s29f1:rx-023:05:120
134931299108,1cyclictest0-21swapper/320:50:003
134931299108,1cyclictest0-21swapper/319:40:163
134931299105,2cyclictest1613444-21awk23:25:013
134931099105,4cyclictest1422378-21tune2fs20:20:142
134931099104,4cyclictest1448516-21diskstats20:45:152
134930799108,1cyclictest0-21swapper/119:25:131
134930799106,2cyclictest1546036-21awk22:19:591
13493129994,4cyclictest1634621-21tune2fs23:45:153
13493109994,3cyclictest1545017-21cat22:15:182
13493079997,1cyclictest0-21swapper/100:00:141
13493079996,2cyclictest0-21swapper/121:30:211
13493079993,4cyclictest1539905-21ntpq22:10:221
13493079986,1cyclictest0-21swapper/120:55:171
13493079985,2cyclictest0-21swapper/100:15:231
13493079980,6cyclictest1525315-21latency_hist22:00:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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