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2026-02-27 - 07:20
[ 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 #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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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
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rackeslot3s.osadl.org (updated Fri Feb 27, 2026 00:45:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1886522997145,9cyclictest1872427-21kworker/2:221:59:082
1886522997145,9cyclictest1872427-21kworker/2:221:59:082
1886522997124,5cyclictest131rcu_preempt19:20:022
1886514997126,16cyclictest131rcu_preempt00:03:020
188651499712,40cyclictest131rcu_preempt21:32:080
1886514997029,9cyclictest12-21ksoftirqd/021:57:060
1886514997029,9cyclictest12-21ksoftirqd/021:57:060
1886522996943,9cyclictest1891656-21kworker/2:122:55:022
1886522996943,9cyclictest1891656-21kworker/2:122:55:022
1886524996831,11cyclictest37-21ksoftirqd/322:17:053
1886522996541,9cyclictest1967037-21kworker/2:300:20:362
1886522996538,7cyclictest1967037-21kworker/2:300:17:402
1886522996441,7cyclictest1872427-21kworker/2:223:39:492
1886514996328,4cyclictest1977995-21sh00:25:010
1886522996237,10cyclictest1891656-21kworker/2:121:37:232
1886514996026,31cyclictest1984672-21latency_hist00:40:020
1886514996026,16cyclictest1893580-21ssh21:11:350
188651499601,3cyclictest131rcu_preempt22:48:080
1886524995939,15cyclictest3467602-21systemd-journal19:20:013
1886524995938,15cyclictest364-21snmpd00:00:013
1886514995928,15cyclictest1939275-21ssh22:56:060
1886514995917,21cyclictest12-21ksoftirqd/023:41:260
188652499583,12cyclictest37-21ksoftirqd/322:35:033
1886522995843,7cyclictest1891656-21kworker/2:121:47:192
1886514995834,19cyclictest1949499-21modprobe23:20:000
1886514995821,31cyclictest12-21ksoftirqd/021:17:310
1886522995724,9cyclictest1894385-21ssh21:13:412
1886522995712,7cyclictest131rcu_preempt21:25:022
1886514995711,38cyclictest12-21ksoftirqd/000:19:010
1886518995632,7cyclictest23-21ksoftirqd/120:10:011
1886514995629,12cyclictest1930803-21ssh22:36:430
1886514995623,14cyclictest1947192-21ssh23:14:290
1886524995540,11cyclictest1-21systemd21:55:003
1886524995538,13cyclictest1-21systemd00:05:013
1886524995533,18cyclictest1-21systemd22:14:593
1886524995511,6cyclictest131rcu_preempt23:10:053
1886522995546,5cyclictest1872427-21kworker/2:223:44:012
1886522995539,7cyclictest1891656-21kworker/2:121:44:582
1886522995534,8cyclictest1891656-21kworker/2:122:49:022
1886514995526,13cyclictest1963760-21ssh23:52:150
188652499548,10cyclictest1919011-21ssh22:10:023
188652499548,10cyclictest1919011-21ssh22:10:023
1886524995437,12cyclictest275-21dbus-daemon20:00:013
1886522995446,5cyclictest1891656-21kworker/2:123:00:132
1886522995446,5cyclictest1872427-21kworker/2:223:55:562
1886522995445,6cyclictest1891656-21kworker/2:122:10:452
1886522995445,5cyclictest1872427-21kworker/2:221:51:542
1886518995439,12cyclictest275-21dbus-daemon22:35:011
1886514995423,15cyclictest1916795-21ssh22:05:000
1886514995419,30cyclictest16850irq/134-800000021:10:010
1886514995419,26cyclictest1970925-21ssh00:08:510
188651499541,42cyclictest0-21swapper/021:20:340
188651499541,37cyclictest1961103-21ssh23:45:570
188652499538,5cyclictest131rcu_preempt22:44:543
1886524995311,6cyclictest131rcu_preempt21:48:323
1886522995345,5cyclictest1891656-21kworker/2:122:25:342
1886522995345,5cyclictest1891656-21kworker/2:122:06:292
1886522995345,5cyclictest1891656-21kworker/2:122:06:282
1886522995345,5cyclictest1891656-21kworker/2:122:01:382
1886522995345,5cyclictest1891656-21kworker/2:121:19:132
1886522995344,6cyclictest1967037-21kworker/2:300:25:562
1886522995344,6cyclictest1891656-21kworker/2:123:05:182
1886522995344,5cyclictest1967037-21kworker/2:300:33:592
1886522995344,5cyclictest1967037-21kworker/2:300:33:592
1886522995344,5cyclictest1891656-21kworker/2:122:30:342
1886522995344,5cyclictest1891656-21kworker/2:121:25:532
1886522995344,5cyclictest1872427-21kworker/2:223:24:032
1886522995343,6cyclictest1872427-21kworker/2:223:45:082
1886522995322,21cyclictest30-21ksoftirqd/219:59:592
1886518995336,14cyclictest275-21dbus-daemon21:25:011
1886514995323,15cyclictest1943361-21ssh23:05:200
1886514995316,33cyclictest16850irq/134-800000022:25:020
188652499527,34cyclictest1949492-21ssh23:20:003
188652499525,6cyclictest131rcu_preempt20:10:003
1886524995234,14cyclictest3467602-21systemd-journal22:55:013
1886524995234,14cyclictest3467602-21systemd-journal22:55:013
1886524995229,17cyclictest275-21dbus-daemon23:00:013
1886522995244,5cyclictest1891656-21kworker/2:122:24:192
1886522995244,5cyclictest1872427-21kworker/2:223:25:152
1886522995243,6cyclictest1967037-21kworker/2:300:36:472
1886522995241,8cyclictest1891656-21kworker/2:122:18:522
1886522995230,5cyclictest1967037-21kworker/2:300:11:002
1886514995224,13cyclictest1926470-21ssh22:26:490
1886514995222,18cyclictest12-21ksoftirqd/023:20:260
1886514995218,20cyclictest16850irq/134-800000000:00:020
1886514995214,19cyclictest1919541-21ssh22:10:490
188652499515,5cyclictest131rcu_preempt20:40:003
188652499515,5cyclictest131rcu_preempt20:39:593
1886524995121,11cyclictest37-21ksoftirqd/300:25:003
1886524995118,20cyclictest131rcu_preempt23:07:413
1886522995143,5cyclictest1872427-21kworker/2:223:10:122
1886522995142,6cyclictest1967037-21kworker/2:300:00:292
1886522995142,6cyclictest1872427-21kworker/2:223:55:012
1886522995142,6cyclictest1872427-21kworker/2:220:05:002
1886522995120,21cyclictest30-21ksoftirqd/221:00:012
188652299511,12cyclictest1890628-21latency_hist20:30:012
1886518995111,5cyclictest131rcu_preempt19:49:561
188651499518,39cyclictest12-21ksoftirqd/022:42:450
1886514995134,13cyclictest1-21systemd23:05:010
1886514995131,15cyclictest1905881-21ssh21:40:010
1886514995125,11cyclictest1953052-21ssh23:27:490
188651499512,3cyclictest131rcu_preempt23:39:510
1886514995123,13cyclictest1907380-21ssh21:43:200
1886514995113,34cyclictest1923487-21sed22:20:020
188652499507,6cyclictest37-21ksoftirqd/323:35:403
188652499505,33cyclictest1890087-21munin-run20:19:593
1886524995010,6cyclictest131rcu_preempt22:22:253
1886524995010,5cyclictest131rcu_preempt22:46:503
1886522995043,4cyclictest1872427-21kworker/2:223:16:482
1886522995042,5cyclictest1891656-21kworker/2:122:55:322
1886522995042,5cyclictest1872427-21kworker/2:219:26:312
1886522995041,6cyclictest1872427-21kworker/2:223:30:042
1886522995041,5cyclictest1891656-21kworker/2:122:35:042
1886518995017,9cyclictest131rcu_preempt00:40:001
188651899501,5cyclictest131rcu_preempt20:00:001
1886514995021,25cyclictest12-21ksoftirqd/020:45:010
1886514995020,18cyclictest131rcu_preempt00:34:570
1886514995020,18cyclictest131rcu_preempt00:34:570
188651499501,4cyclictest131rcu_preempt00:13:060
188652499495,6cyclictest131rcu_preempt22:36:413
188652499494,9cyclictest37-21ksoftirqd/300:36:263
188652499494,5cyclictest131rcu_preempt22:27:283
1886524994914,6cyclictest131rcu_preempt23:28:483
1886522994941,5cyclictest1967037-21kworker/2:300:05:402
1886518994923,6cyclictest23-21ksoftirqd/119:27:311
1886518994914,4cyclictest1981508-21ssh00:32:591
1886518994914,4cyclictest1981508-21ssh00:32:591
1886514994920,13cyclictest1918694-21ssh22:09:200
1886514994920,13cyclictest1918694-21ssh22:09:200
188652499488,6cyclictest131rcu_preempt21:12:353
188652499487,10cyclictest1891404-21kworker/3:221:29:193
188652499484,6cyclictest131rcu_preempt23:44:483
188652499484,5cyclictest131rcu_preempt21:17:173
188652499482,5cyclictest131rcu_preempt00:08:583
1886524994825,14cyclictest3467602-21systemd-journal21:10:013
188652499481,8cyclictest1964961-21sed23:55:023
188652299488,5cyclictest131rcu_preempt21:30:402
1886522994840,5cyclictest1891656-21kworker/2:121:05:462
1886522994813,5cyclictest131rcu_preempt20:15:022
1886522994812,9cyclictest131rcu_preempt22:44:392
1886518994834,11cyclictest3467602-21systemd-journal19:30:041
1886518994821,10cyclictest23-21ksoftirqd/123:11:161
1886518994813,5cyclictest131rcu_preempt22:29:271
1886518994811,6cyclictest131rcu_preempt22:42:571
1886514994826,7cyclictest0-21swapper/019:55:020
1886514994826,7cyclictest0-21swapper/019:55:010
1886514994820,17cyclictest0-21swapper/021:50:170
1886514994818,21cyclictest1978473-21ssh00:25:390
188651499481,40cyclictest0-21swapper/021:48:510
188652499478,6cyclictest131rcu_preempt23:03:403
188652499477,6cyclictest131rcu_preempt23:50:013
188652499472,4cyclictest131rcu_preempt22:02:073
1886524994721,18cyclictest275-21dbus-daemon19:15:013
1886524994721,18cyclictest275-21dbus-daemon19:15:003
1886524994714,5cyclictest131rcu_preempt20:30:013
1886524994713,4cyclictest131rcu_preempt23:31:313
1886524994711,7cyclictest131rcu_preempt00:10:253
188652299479,5cyclictest131rcu_preempt19:36:312
1886522994739,5cyclictest1872427-21kworker/2:220:34:082
1886522994739,5cyclictest1872427-21kworker/2:219:52:322
1886522994739,5cyclictest1872427-21kworker/2:219:52:322
1886522994738,6cyclictest1872427-21kworker/2:219:45:122
1886522994733,11cyclictest1-21systemd20:25:012
1886522994733,11cyclictest1-21systemd20:25:012
1886522994728,12cyclictest3467602-21systemd-journal20:55:012
188651899475,4cyclictest131rcu_preempt21:04:591
188651899474,6cyclictest131rcu_preempt23:50:011
188651499477,12cyclictest131rcu_preempt23:31:160
188652499467,9cyclictest37-21ksoftirqd/300:27:213
1886524994629,10cyclictest309-21in:imuxsock20:15:003
188652499462,5cyclictest131rcu_preempt21:45:013
1886524994620,7cyclictest37-21ksoftirqd/300:20:013
1886522994638,5cyclictest1872427-21kworker/2:219:41:412
188652299463,12cyclictest30-21ksoftirqd/220:10:012
1886522994630,13cyclictest3467602-21systemd-journal20:10:022
188651899463,5cyclictest1975145-21ssh00:18:251
188651899462,6cyclictest131rcu_preempt22:05:001
1886518994624,7cyclictest23-21ksoftirqd/100:00:011
1886518994624,5cyclictest23-21ksoftirqd/123:32:071
1886518994624,5cyclictest23-21ksoftirqd/119:25:011
1886518994622,5cyclictest23-21ksoftirqd/100:22:391
1886518994617,17cyclictest23-21ksoftirqd/121:15:021
188651899461,6cyclictest131rcu_preempt23:20:011
1886518994614,5cyclictest131rcu_preempt22:59:311
1886518994610,6cyclictest131rcu_preempt22:00:011
1886518994610,6cyclictest131rcu_preempt22:00:001
1886518994610,5cyclictest131rcu_preempt22:52:081
1886518994610,5cyclictest131rcu_preempt22:52:081
188651499461,39cyclictest1901459-21munin-run21:30:010
1886524994529,11cyclictest37-21ksoftirqd/322:00:023
1886524994529,11cyclictest37-21ksoftirqd/322:00:023
1886524994515,9cyclictest37-21ksoftirqd/321:36:243
1886524994514,13cyclictest37-21ksoftirqd/323:21:453
1886524994511,7cyclictest131rcu_preempt19:40:013
1886522994537,5cyclictest1872427-21kworker/2:220:37:242
1886522994537,5cyclictest1872427-21kworker/2:220:37:242
1886522994520,5cyclictest30-21ksoftirqd/220:50:012
188651899456,8cyclictest1966972-21kworker/1:200:05:021
188651899453,6cyclictest1932106-21munin-run22:40:011
188651899453,3cyclictest131rcu_preempt23:29:031
1886518994533,9cyclictest23-21ksoftirqd/122:11:161
1886518994523,10cyclictest23-21ksoftirqd/123:04:011
1886518994515,26cyclictest131rcu_preempt21:30:011
188651499452,14cyclictest1890346-21cron20:25:010
188651499452,14cyclictest1890346-21cron20:25:000
188652499446,8cyclictest37-21ksoftirqd/321:00:013
188652499441,6cyclictest0-21swapper/321:30:463
1886524994411,5cyclictest131rcu_preempt20:05:013
1886524994410,6cyclictest131rcu_preempt21:25:023
188651899449,6cyclictest131rcu_preempt21:32:081
1886518994432,9cyclictest1-21systemd23:40:011
1886518994432,9cyclictest1-21systemd19:40:011
1886518994429,11cyclictest275-21dbus-daemon20:15:001
1886514994418,12cyclictest1929724-21ssh22:34:300
1886524994333,7cyclictest37-21ksoftirqd/300:35:013
1886524994333,7cyclictest37-21ksoftirqd/300:35:013
1886524994315,6cyclictest131rcu_preempt21:05:023
1886524994312,6cyclictest131rcu_preempt19:45:003
1886522994335,5cyclictest1872427-21kworker/2:220:43:122
188651899438,5cyclictest131rcu_preempt21:42:201
1886518994330,10cyclictest1970425-21sshd00:07:321
1886518994329,10cyclictest3467602-21systemd-journal00:13:321
1886518994322,5cyclictest23-21ksoftirqd/120:32:311
1886518994321,5cyclictest23-21ksoftirqd/121:51:321
188651499433,35cyclictest1891117-21modprobe20:40:000
188651499433,35cyclictest1891117-21modprobe20:40:000
188651499431,14cyclictest1937469-21ssh22:52:020
188651499431,14cyclictest1937469-21ssh22:52:020
1886524994231,8cyclictest37-21ksoftirqd/320:24:263
1886524994231,8cyclictest37-21ksoftirqd/320:24:263
1886524994229,9cyclictest37-21ksoftirqd/319:35:003
1886524994223,13cyclictest275-21dbus-daemon19:30:003
1886522994234,5cyclictest1872427-21kworker/2:221:04:562
1886522994233,5cyclictest1872427-21kworker/2:219:24:312
188652299422,7cyclictest1886673-21sshd19:11:312
188652299422,7cyclictest1886673-21sshd19:11:302
1886522994221,6cyclictest30-21ksoftirqd/219:32:062
188651899429,6cyclictest131rcu_preempt23:43:001
188651899429,5cyclictest131rcu_preempt23:05:441
188651899424,6cyclictest131rcu_preempt21:36:311
188651899423,3cyclictest150-21pr/ttyS223:50:311
1886518994227,10cyclictest1917985-21sshd22:07:311
1886518994227,10cyclictest1917985-21sshd22:07:301
188651899421,5cyclictest131rcu_preempt19:15:011
188651899421,5cyclictest131rcu_preempt19:15:011
1886518994215,8cyclictest23-21ksoftirqd/123:24:421
188651499424,3cyclictest131rcu_preempt19:35:010
1886514994226,11cyclictest1-21systemd20:05:010
1886514994225,13cyclictest1886940-21sshd19:17:310
188651499422,34cyclictest0-21swapper/019:40:010
1886514994223,15cyclictest1886684-21sshd19:13:310
1886514994223,15cyclictest1886684-21sshd19:13:310
1886514994219,20cyclictest1889846-21sed20:15:010
188652499415,8cyclictest37-21ksoftirqd/319:50:023
188651899414,5cyclictest131rcu_preempt22:17:571
188651899414,4cyclictest131rcu_preempt21:46:521
1886518994129,10cyclictest23-21ksoftirqd/121:20:021
1886518994119,16cyclictest275-21dbus-daemon20:45:001
188652499407,22cyclictest3467602-21systemd-journal20:55:003
188652499406,9cyclictest37-21ksoftirqd/320:49:593
188652499403,12cyclictest37-21ksoftirqd/320:35:003
188651899402,4cyclictest131rcu_preempt00:27:371
188651899401,4cyclictest131rcu_preempt22:47:171
188651499408,23cyclictest0-21swapper/019:10:020
1886514994030,6cyclictest1890106-21sendmail-msp20:20:000
1886514994029,8cyclictest12-21ksoftirqd/020:45:530
188651499402,5cyclictest1889078-21munin-run20:00:020
1886514994022,14cyclictest275-21dbus-daemon20:35:010
1886524993910,6cyclictest131rcu_preempt20:45:013
188651899399,6cyclictest131rcu_preempt19:20:011
1886514993934,3cyclictest16950irq/224-800000020:10:010
1886514993925,11cyclictest1892084-21sed20:55:030
1886514993923,12cyclictest275-21dbus-daemon20:30:010
188652499386,5cyclictest131rcu_preempt19:25:013
188652499384,10cyclictest37-21ksoftirqd/319:50:313
188652499384,10cyclictest37-21ksoftirqd/319:50:313
188651899388,5cyclictest131rcu_preempt22:21:221
188651899388,5cyclictest131rcu_preempt20:22:121
188651899388,5cyclictest131rcu_preempt20:22:121
188651899383,5cyclictest131rcu_preempt20:20:011
1886518993826,9cyclictest23-21ksoftirqd/120:30:001
1886518993824,10cyclictest275-21dbus-daemon21:10:011
188651499381,33cyclictest0-21swapper/021:00:000
188651899374,3cyclictest131rcu_preempt19:45:001
188651899372,3cyclictest0-21swapper/120:55:041
188651499372,5cyclictest1892429-21munin-run21:05:000
1886514993724,10cyclictest12-21ksoftirqd/019:25:190
188651499371,32cyclictest0-21swapper/019:21:570
188651899365,6cyclictest131rcu_preempt20:40:031
188651899365,6cyclictest131rcu_preempt20:40:031
188651899362,5cyclictest131rcu_preempt19:55:011
188651899362,5cyclictest131rcu_preempt19:55:001
1886518993620,11cyclictest275-21dbus-daemon20:05:011
1886518993611,20cyclictest131rcu_preempt20:55:311
1886514993624,8cyclictest1888248-21sshd19:41:320
1886514993616,8cyclictest131rcu_preempt19:50:010
1886518993413,5cyclictest131rcu_preempt20:50:021
1886524993221,7cyclictest37-21ksoftirqd/319:10:023
1886522993220,9cyclictest1886545-21cut19:10:022
188651899311,3cyclictest131rcu_preempt19:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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