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2026-01-31 - 00:09
[ 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 Jan 30, 2026 12:45:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1592542991001,3cyclictest0-21swapper/008:05:020
159254299801,75cyclictest0-21swapper/012:20:020
159254299801,75cyclictest0-21swapper/012:20:020
1592549997835,16cyclictest3467602-21systemd-journal12:20:002
1592549997835,16cyclictest3467602-21systemd-journal12:20:002
159255299763,4cyclictest131rcu_preempt08:35:023
1592542996920,16cyclictest131rcu_preempt09:45:020
159255299688,13cyclictest1641870-21ssh11:55:013
159255299688,13cyclictest1641870-21ssh11:55:013
1592542996757,3cyclictest0-21swapper/009:10:020
1592552996614,9cyclictest37-21ksoftirqd/309:30:013
1592552996414,9cyclictest37-21ksoftirqd/312:25:013
1592542996420,11cyclictest1619099-21sort09:55:010
159254799635,9cyclictest23-21ksoftirqd/112:20:021
159254799635,9cyclictest23-21ksoftirqd/112:20:021
159254799626,12cyclictest23-21ksoftirqd/108:50:001
159254299627,30cyclictest131rcu_preempt09:17:270
1592552996115,7cyclictest37-21ksoftirqd/312:15:023
1592552996113,6cyclictest37-21ksoftirqd/309:35:033
159254799617,9cyclictest23-21ksoftirqd/110:20:001
159254799616,8cyclictest23-21ksoftirqd/111:05:021
1592552996016,8cyclictest37-21ksoftirqd/308:10:023
1592549996045,10cyclictest1598746-21grep09:09:592
159254299601,4cyclictest131rcu_preempt11:04:590
159254799597,10cyclictest23-21ksoftirqd/109:15:001
159254799592,7cyclictest23-21ksoftirqd/111:50:011
159254799591,17cyclictest23-21ksoftirqd/109:49:021
159255299589,11cyclictest37-21ksoftirqd/307:40:013
159255299589,11cyclictest37-21ksoftirqd/307:40:013
1592549995837,15cyclictest1-21systemd08:25:002
159254799589,12cyclictest23-21ksoftirqd/112:22:121
1592542995853,3cyclictest19350irq/34-mmc107:50:010
1592542995835,4cyclictest131rcu_preempt08:56:320
1592542995815,6cyclictest131rcu_preempt10:30:020
159255299575,12cyclictest37-21ksoftirqd/308:15:013
1592552995740,14cyclictest1-21systemd10:55:013
1592552995716,8cyclictest37-21ksoftirqd/312:05:023
1592552995715,9cyclictest37-21ksoftirqd/311:28:483
159254799574,12cyclictest23-21ksoftirqd/111:20:011
1592552995616,7cyclictest37-21ksoftirqd/311:35:013
1592552995614,8cyclictest37-21ksoftirqd/309:45:003
159254299561,5cyclictest131rcu_preempt11:20:010
1592552995513,8cyclictest37-21ksoftirqd/311:15:013
1592549995537,14cyclictest275-21dbus-daemon10:25:012
159254799552,9cyclictest23-21ksoftirqd/108:55:011
1592547995510,6cyclictest131rcu_preempt09:56:291
1592547995510,6cyclictest131rcu_preempt09:56:291
159255299548,12cyclictest37-21ksoftirqd/308:05:023
159255299546,13cyclictest1592728-21latency_hist07:15:023
1592552995412,9cyclictest37-21ksoftirqd/310:10:013
159254799545,7cyclictest23-21ksoftirqd/109:25:011
159254799544,10cyclictest23-21ksoftirqd/110:30:011
159254299548,31cyclictest1591880-21kworker/u8:107:35:030
159254299546,8cyclictest12-21ksoftirqd/012:08:120
1592542995426,13cyclictest1599168-21ssh09:10:400
1592542995419,8cyclictest12-21ksoftirqd/010:00:020
1592542995419,8cyclictest12-21ksoftirqd/010:00:020
1592542995412,9cyclictest12-21ksoftirqd/009:04:590
159255299537,8cyclictest37-21ksoftirqd/309:56:143
159255299537,8cyclictest37-21ksoftirqd/309:56:143
1592552995315,7cyclictest0-21swapper/309:35:033
159254799538,7cyclictest23-21ksoftirqd/111:25:001
159254799535,12cyclictest23-21ksoftirqd/112:35:001
159254799531,18cyclictest23-21ksoftirqd/110:25:011
159254299537,6cyclictest131rcu_preempt10:55:020
159254299536,5cyclictest131rcu_preempt07:45:010
1592542995325,12cyclictest1650487-21ssh12:32:010
159254299532,43cyclictest0-21swapper/011:53:230
159254299532,43cyclictest0-21swapper/011:53:220
1592542995313,35cyclictest0-21swapper/010:50:020
159255299528,10cyclictest37-21ksoftirqd/311:50:013
159255299524,11cyclictest37-21ksoftirqd/310:45:013
1592552995214,8cyclictest37-21ksoftirqd/310:58:123
159254799528,10cyclictest23-21ksoftirqd/110:10:011
159254799527,8cyclictest23-21ksoftirqd/110:45:011
159254799526,10cyclictest23-21ksoftirqd/109:53:081
159254799524,7cyclictest23-21ksoftirqd/109:45:011
1592547995215,8cyclictest131rcu_preempt09:15:311
1592547995214,6cyclictest131rcu_preempt11:11:541
1592547995213,6cyclictest131rcu_preempt12:10:011
1592547995210,8cyclictest23-21ksoftirqd/109:35:021
1592542995224,16cyclictest12-21ksoftirqd/010:34:580
1592542995218,12cyclictest12-21ksoftirqd/011:25:060
159255299515,11cyclictest37-21ksoftirqd/309:49:413
1592552995114,8cyclictest37-21ksoftirqd/310:01:303
1592549995128,17cyclictest3467602-21systemd-journal08:00:002
1592549995128,14cyclictest275-21dbus-daemon10:55:012
159254799516,8cyclictest23-21ksoftirqd/112:05:021
1592547995115,5cyclictest131rcu_preempt11:41:311
1592547995111,5cyclictest131rcu_preempt12:30:011
159254299514,15cyclictest131rcu_preempt11:48:060
159255299509,9cyclictest37-21ksoftirqd/309:20:333
159255299508,11cyclictest37-21ksoftirqd/311:37:143
1592552995014,9cyclictest0-21swapper/312:34:463
1592552995013,8cyclictest37-21ksoftirqd/307:44:593
1592552995011,7cyclictest37-21ksoftirqd/309:16:193
1592552995011,10cyclictest37-21ksoftirqd/311:59:593
1592552995010,10cyclictest37-21ksoftirqd/311:40:173
159254799506,9cyclictest23-21ksoftirqd/108:40:001
159254799506,9cyclictest23-21ksoftirqd/108:39:591
159254799506,6cyclictest131rcu_preempt10:02:301
159254799504,9cyclictest23-21ksoftirqd/110:56:221
1592547995040,6cyclictest221rcuc/112:36:111
1592547995013,6cyclictest131rcu_preempt07:50:001
159254299507,27cyclictest0-21swapper/010:10:020
159254299504,5cyclictest131rcu_preempt11:45:020
1592542995024,11cyclictest1615643-21ssh09:47:110
1592542995022,3cyclictest12-21ksoftirqd/012:04:320
1592542995014,24cyclictest131rcu_preempt12:25:010
1592542995011,11cyclictest12-21ksoftirqd/009:26:050
159255299498,7cyclictest37-21ksoftirqd/309:05:033
159255299497,8cyclictest37-21ksoftirqd/312:20:033
159255299495,10cyclictest1631603-21cat11:10:013
1592552994933,12cyclictest3467602-21systemd-journal07:28:323
159255299492,11cyclictest37-21ksoftirqd/308:25:013
159255299491,14cyclictest1593103-21sed07:20:023
159255299491,10cyclictest37-21ksoftirqd/311:20:023
159254799498,13cyclictest23-21ksoftirqd/111:53:141
159254799498,13cyclictest23-21ksoftirqd/111:53:141
1592547994941,6cyclictest221rcuc/110:45:231
1592547994940,6cyclictest23-21ksoftirqd/112:00:001
159254799493,16cyclictest23-21ksoftirqd/108:25:011
1592547994919,9cyclictest23-21ksoftirqd/108:10:011
1592547994914,6cyclictest131rcu_preempt11:33:531
1592547994911,6cyclictest131rcu_preempt09:30:031
159254799491,12cyclictest23-21ksoftirqd/110:37:071
159254799491,10cyclictest23-21ksoftirqd/108:45:021
159254299497,5cyclictest131rcu_preempt07:39:370
159254299497,5cyclictest131rcu_preempt07:39:370
1592542994927,17cyclictest131rcu_preempt11:40:010
159254299491,4cyclictest131rcu_preempt07:50:020
1592542994914,10cyclictest12-21ksoftirqd/012:11:110
1592542994913,9cyclictest12-21ksoftirqd/012:38:380
1592542994912,11cyclictest12-21ksoftirqd/011:06:200
1592542994911,6cyclictest131rcu_preempt09:25:000
1592542994910,20cyclictest12-21ksoftirqd/011:30:260
1592542994910,11cyclictest12-21ksoftirqd/009:33:560
159255299487,8cyclictest37-21ksoftirqd/311:05:023
159255299485,8cyclictest37-21ksoftirqd/310:48:483
159255299484,12cyclictest37-21ksoftirqd/312:39:093
159255299483,9cyclictest37-21ksoftirqd/311:20:283
1592552994811,5cyclictest0-21swapper/309:10:213
1592549994835,7cyclictest309-21in:imuxsock09:25:012
159254999482,3cyclictest131rcu_preempt09:05:002
159254799483,7cyclictest23-21ksoftirqd/108:15:011
159254799482,11cyclictest23-21ksoftirqd/112:11:571
1592547994816,5cyclictest131rcu_preempt11:37:501
1592547994813,6cyclictest131rcu_preempt09:36:001
1592547994813,5cyclictest131rcu_preempt11:28:271
1592547994811,5cyclictest131rcu_preempt11:06:171
159254799481,13cyclictest23-21ksoftirqd/107:25:031
159254299482,5cyclictest131rcu_preempt10:05:000
1592542994817,21cyclictest0-21swapper/012:27:460
1592542994811,9cyclictest12-21ksoftirqd/011:23:380
159254299481,12cyclictest12-21ksoftirqd/008:20:000
159254299481,10cyclictest12-21ksoftirqd/008:55:000
159255299479,9cyclictest37-21ksoftirqd/310:23:363
159255299475,7cyclictest37-21ksoftirqd/310:25:593
1592552994730,13cyclictest1-21systemd08:30:013
1592552994730,12cyclictest3467602-21systemd-journal08:40:033
1592552994710,8cyclictest0-21swapper/312:20:013
159254999474,6cyclictest131rcu_preempt11:55:012
159254999474,6cyclictest131rcu_preempt11:55:012
1592549994718,8cyclictest131rcu_preempt08:15:022
159254799478,8cyclictest23-21ksoftirqd/110:52:301
159254799476,10cyclictest23-21ksoftirqd/108:35:021
159254799476,10cyclictest23-21ksoftirqd/108:20:011
159254799474,7cyclictest23-21ksoftirqd/108:30:011
1592547994713,6cyclictest131rcu_preempt09:05:021
159254799471,14cyclictest23-21ksoftirqd/109:00:011
159254299472,41cyclictest1592998-21cat07:20:000
1592542994712,11cyclictest131rcu_preempt11:11:520
1592542994711,11cyclictest12-21ksoftirqd/008:50:010
159255299465,9cyclictest37-21ksoftirqd/307:35:033
159255299465,8cyclictest37-21ksoftirqd/307:50:013
159254999464,7cyclictest30-21ksoftirqd/211:20:022
1592549994628,12cyclictest3467602-21systemd-journal09:38:312
159254999461,3cyclictest131rcu_preempt10:40:012
159254799467,9cyclictest23-21ksoftirqd/110:32:151
159254799466,5cyclictest131rcu_preempt07:15:021
159254799465,9cyclictest23-21ksoftirqd/107:10:011
159254799462,6cyclictest131rcu_preempt07:50:031
159254799461,9cyclictest1595050-21modprobe08:00:011
1592547994610,9cyclictest23-21ksoftirqd/107:25:011
159254299469,5cyclictest131rcu_preempt08:40:020
1592542994628,12cyclictest309-21in:imuxsock07:25:010
1592542994628,12cyclictest309-21in:imuxsock07:25:000
159254299462,5cyclictest131rcu_preempt09:37:310
1592542994620,9cyclictest12-21ksoftirqd/008:15:020
1592542994611,11cyclictest12-21ksoftirqd/010:15:090
159255299453,9cyclictest1593266-21latency_hist07:25:033
159255299451,9cyclictest1623554-21systemd-run10:15:003
159254799459,6cyclictest131rcu_preempt09:10:011
159254799459,6cyclictest131rcu_preempt07:20:011
159254799456,8cyclictest23-21ksoftirqd/107:45:011
159254799456,6cyclictest131rcu_preempt07:35:021
159254799455,11cyclictest23-21ksoftirqd/110:15:011
159254299459,11cyclictest12-21ksoftirqd/011:55:500
159254299459,11cyclictest12-21ksoftirqd/010:55:360
159254299455,7cyclictest131rcu_preempt08:35:010
1592542994537,4cyclictest16950irq/224-800000008:00:010
159254299451,40cyclictest1625300-21sshd10:36:300
159255299449,13cyclictest37-21ksoftirqd/309:51:563
159255299446,6cyclictest37-21ksoftirqd/308:40:023
159255299444,8cyclictest37-21ksoftirqd/312:25:163
1592552994430,10cyclictest3467602-21systemd-journal08:00:013
1592549994429,12cyclictest30-21ksoftirqd/209:10:302
1592549994427,14cyclictest309-21in:imuxsock08:20:012
1592549994421,17cyclictest3467602-21systemd-journal07:30:002
159254999441,4cyclictest131rcu_preempt12:30:042
159254799444,9cyclictest23-21ksoftirqd/107:35:041
159254799444,9cyclictest23-21ksoftirqd/107:35:031
159254299441,9cyclictest12-21ksoftirqd/008:40:010
159255299434,9cyclictest37-21ksoftirqd/310:40:003
159255299433,9cyclictest37-21ksoftirqd/312:05:443
1592549994333,6cyclictest309-21in:imuxsock09:50:012
1592549994331,9cyclictest30-21ksoftirqd/211:40:022
1592549994331,9cyclictest30-21ksoftirqd/209:50:062
1592549994328,11cyclictest275-21dbus-daemon12:35:012
1592549994314,6cyclictest0-21swapper/209:18:042
1592547994327,11cyclictest275-21dbus-daemon07:29:591
1592542994336,5cyclictest12-21ksoftirqd/008:25:000
159254299432,38cyclictest0-21swapper/008:10:010
159254299431,39cyclictest0-21swapper/010:14:310
159255299426,8cyclictest0-21swapper/308:20:013
159254999427,32cyclictest1640103-21kworker/u8:212:15:022
1592549994230,9cyclictest1651918-21sshd12:38:412
1592549994229,9cyclictest1636261-21cat11:30:022
1592549994229,10cyclictest30-21ksoftirqd/211:35:022
159254999422,5cyclictest131rcu_preempt11:10:012
1592549994225,13cyclictest1-21systemd12:25:002
1592549994223,13cyclictest3467602-21systemd-journal08:45:002
1592547994215,6cyclictest131rcu_preempt08:03:301
159254299427,5cyclictest131rcu_preempt08:45:010
1592542994216,4cyclictest1592834-21latency_hist07:15:020
1592552994132,5cyclictest1598724-21cron09:10:003
159254999415,31cyclictest1626935-21grep10:50:002
1592549994129,9cyclictest309-21in:imuxsock10:11:312
1592549994126,11cyclictest275-21dbus-daemon09:45:002
159254999412,19cyclictest1633053-21kworker/2:111:25:022
1592542994128,10cyclictest1624261-21ssh10:23:480
159254299411,8cyclictest12-21ksoftirqd/010:42:060
159254999407,17cyclictest1592989-21modprobe07:19:592
1592549994028,9cyclictest30-21ksoftirqd/209:30:552
1592549994027,9cyclictest30-21ksoftirqd/209:26:312
1592549994024,12cyclictest1598124-21sed08:55:022
159254999402,3cyclictest131rcu_preempt11:42:302
1592549994021,13cyclictest275-21dbus-daemon08:05:012
159255299396,8cyclictest37-21ksoftirqd/309:00:013
1592552993924,11cyclictest1-21systemd10:20:013
159254999393,3cyclictest131rcu_preempt10:58:502
1592549993930,6cyclictest30-21ksoftirqd/211:05:022
1592549993926,10cyclictest30-21ksoftirqd/208:34:152
1592549993921,13cyclictest1597184-21systemctl08:40:002
1592549993921,13cyclictest1597184-21systemctl08:40:002
159254999391,3cyclictest131rcu_preempt10:27:422
159254999391,3cyclictest131rcu_preempt08:10:012
159254299391,8cyclictest1596621-21cron08:30:010
1592542993910,5cyclictest131rcu_preempt07:30:020
159255299387,7cyclictest37-21ksoftirqd/310:30:283
159255299382,7cyclictest37-21ksoftirqd/307:51:313
159254999388,6cyclictest131rcu_preempt07:36:322
159254999388,6cyclictest131rcu_preempt07:36:312
159254999382,3cyclictest131rcu_preempt09:00:022
1592549993821,12cyclictest275-21dbus-daemon10:35:012
159254999381,3cyclictest131rcu_preempt11:15:022
159255299374,10cyclictest37-21ksoftirqd/308:40:013
1592549993726,8cyclictest30-21ksoftirqd/210:20:002
159254999372,5cyclictest131rcu_preempt12:04:592
1592549993725,9cyclictest30-21ksoftirqd/207:35:012
159254299379,19cyclictest0-21swapper/007:10:020
1592552993621,9cyclictest37-21ksoftirqd/308:55:033
159254999364,11cyclictest131rcu_preempt07:50:022
1592549993627,7cyclictest30-21ksoftirqd/211:56:152
1592549993623,10cyclictest30-21ksoftirqd/210:05:412
1592549993622,11cyclictest30-21ksoftirqd/210:44:472
159255299353,6cyclictest37-21ksoftirqd/308:49:433
1592549993528,4cyclictest1640404-21sh11:48:212
1592549993523,10cyclictest30-21ksoftirqd/209:59:542
1592549993523,10cyclictest30-21ksoftirqd/209:59:542
1592549993522,10cyclictest3467602-21systemd-journal08:49:432
159254999351,4cyclictest131rcu_preempt07:55:022
159255299341,6cyclictest37-21ksoftirqd/307:24:323
1592549993422,8cyclictest1594307-21modprobe07:45:002
1592549993422,10cyclictest30-21ksoftirqd/210:01:322
1592549993421,10cyclictest30-21ksoftirqd/212:08:542
159254999335,3cyclictest131rcu_preempt07:15:012
1592549993323,7cyclictest30-21ksoftirqd/207:25:012
1592549993323,7cyclictest30-21ksoftirqd/207:25:012
1592552993222,8cyclictest37-21ksoftirqd/307:10:023
1592549993216,12cyclictest30-21ksoftirqd/208:30:012
159254999291,3cyclictest131rcu_preempt07:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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