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2026-02-20 - 02:30
[ 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 all highest latencies:
System rackeslot3s.osadl.org (updated Thu Feb 19, 2026 12:45:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
369680399896,18cyclictest131rcu_preempt07:35:023
3696792997975,2cyclictest0-21swapper/011:10:030
3696801997332,16cyclictest3467602-21systemd-journal10:25:002
3696792997369,2cyclictest0-21swapper/007:35:030
369680199728,57cyclictest3467602-21systemd-journal11:45:012
3696792997249,19cyclictest16850irq/134-800000009:40:000
3696801997139,10cyclictest3696753-21kworker/2:209:25:452
369679299709,17cyclictest3697241-21modprobe07:20:000
369679299709,17cyclictest3697241-21modprobe07:20:000
3696792996662,2cyclictest0-21swapper/008:50:020
3696803996523,9cyclictest37-21ksoftirqd/311:40:023
369679299651,41cyclictest131rcu_preempt11:31:010
369679299651,3cyclictest0-21swapper/007:15:020
3696792996512,31cyclictest131rcu_preempt12:35:030
3696801996125,21cyclictest30-21ksoftirqd/209:55:012
3696792996116,40cyclictest16850irq/134-800000009:30:010
3696792996115,42cyclictest12-21ksoftirqd/007:30:020
369680199603,4cyclictest131rcu_preempt12:00:022
369680399597,11cyclictest37-21ksoftirqd/310:10:293
369680399594,7cyclictest3734929-21latency_hist10:20:023
3696803995941,15cyclictest1-21systemd09:45:013
3696803995920,7cyclictest37-21ksoftirqd/312:35:013
3696803995914,5cyclictest131rcu_preempt10:10:023
3696801995941,8cyclictest3753167-21kworker/2:211:30:022
369679299599,34cyclictest19350irq/34-mmc110:05:020
3696792995918,37cyclictest16850irq/134-800000011:30:020
3696792995917,38cyclictest12-21ksoftirqd/010:20:020
3696803995819,7cyclictest37-21ksoftirqd/307:20:003
3696803995819,7cyclictest37-21ksoftirqd/307:20:003
3696801995849,5cyclictest3753167-21kworker/2:211:50:022
369679299585,34cyclictest131rcu_preempt10:55:180
3696792995829,13cyclictest3746570-21ssh10:45:080
3696803995718,8cyclictest37-21ksoftirqd/308:05:003
369679299579,10cyclictest12-21ksoftirqd/009:46:240
369679299577,5cyclictest131rcu_preempt11:37:050
3696792995724,15cyclictest131rcu_preempt11:52:240
3696792995715,8cyclictest12-21ksoftirqd/012:10:020
3696792995715,8cyclictest12-21ksoftirqd/012:10:020
369679299571,40cyclictest3796719-21ssh12:35:060
369679299571,40cyclictest3796719-21ssh12:35:060
3696792995620,31cyclictest16850irq/134-800000011:45:190
3696792995617,7cyclictest12-21ksoftirqd/011:15:000
3696792995611,6cyclictest131rcu_preempt10:45:010
3696792995611,6cyclictest131rcu_preempt10:45:010
369680399552,5cyclictest131rcu_preempt12:25:013
369680399551,14cyclictest37-21ksoftirqd/310:00:003
3696801995547,5cyclictest3696753-21kworker/2:209:24:142
3696792995527,13cyclictest3722247-21ssh09:52:050
3696792995520,31cyclictest16850irq/134-800000011:03:060
3696792995519,32cyclictest16850irq/134-800000012:27:230
369680399549,5cyclictest131rcu_preempt07:15:003
369680399545,6cyclictest131rcu_preempt11:00:043
369680399542,7cyclictest37-21ksoftirqd/309:25:023
3696803995417,6cyclictest131rcu_preempt10:25:003
369680399541,6cyclictest131rcu_preempt10:40:003
3696803995415,9cyclictest37-21ksoftirqd/309:35:013
3696803995413,7cyclictest131rcu_preempt11:35:023
3696803995413,6cyclictest131rcu_preempt09:52:163
3696803995412,7cyclictest131rcu_preempt11:15:023
3696803995411,5cyclictest131rcu_preempt08:20:003
3696803995410,5cyclictest131rcu_preempt09:20:013
3696801995446,5cyclictest3773681-21kworker/2:012:20:092
3696797995410,6cyclictest131rcu_preempt08:17:001
369679299549,9cyclictest131rcu_preempt09:00:000
369679299548,5cyclictest131rcu_preempt09:20:030
3696792995419,31cyclictest16850irq/134-800000012:04:310
3696792995419,31cyclictest16850irq/134-800000010:36:100
3696792995419,31cyclictest16850irq/134-800000009:10:420
3696792995419,30cyclictest16850irq/134-800000010:07:570
3696792995418,31cyclictest16850irq/134-800000012:20:550
3696792995418,31cyclictest16850irq/134-800000012:19:330
3696792995418,31cyclictest16850irq/134-800000012:19:330
3696792995418,31cyclictest16850irq/134-800000010:30:330
3696792995418,31cyclictest16850irq/134-800000010:24:110
3696792995417,33cyclictest16850irq/134-800000010:11:050
3696792995417,32cyclictest16850irq/134-800000011:55:260
369679299541,5cyclictest131rcu_preempt11:45:000
3696792995411,3cyclictest12-21ksoftirqd/009:44:490
369680399538,5cyclictest131rcu_preempt09:30:023
369680399538,4cyclictest131rcu_preempt10:04:273
369680399537,10cyclictest37-21ksoftirqd/311:30:013
3696803995310,5cyclictest131rcu_preempt10:50:003
3696801995345,5cyclictest3773681-21kworker/2:012:37:122
3696801995345,5cyclictest3773681-21kworker/2:012:37:122
3696801995343,6cyclictest3744063-21kworker/2:010:58:522
3696797995311,6cyclictest131rcu_preempt12:05:011
3696792995319,30cyclictest16850irq/134-800000011:22:070
3696792995317,32cyclictest16850irq/134-800000009:57:540
3696792995317,31cyclictest16850irq/134-800000009:30:090
369680399528,5cyclictest131rcu_preempt10:55:023
369680399527,6cyclictest131rcu_preempt11:22:283
369680399523,5cyclictest131rcu_preempt10:35:023
3696803995211,6cyclictest131rcu_preempt08:15:013
3696801995244,5cyclictest3773681-21kworker/2:012:19:202
3696801995244,5cyclictest3773681-21kworker/2:012:19:192
3696801995243,6cyclictest3773681-21kworker/2:012:13:282
3696801995243,5cyclictest3701162-21kworker/2:110:10:132
369680199523,3cyclictest131rcu_preempt09:40:032
3696792995234,13cyclictest3698828-21unin-run07:50:010
3696792995234,13cyclictest3698828-21unin-run07:50:010
3696792995217,31cyclictest16850irq/134-800000011:16:590
3696792995217,31cyclictest16850irq/134-800000010:25:550
369680399518,6cyclictest131rcu_preempt10:42:073
369680399518,6cyclictest131rcu_preempt10:42:073
369680399517,6cyclictest131rcu_preempt07:45:023
369680399513,5cyclictest131rcu_preempt12:20:013
369680399513,5cyclictest131rcu_preempt12:20:003
369680399512,6cyclictest131rcu_preempt12:30:003
369680399511,5cyclictest131rcu_preempt11:05:023
3696803995111,5cyclictest131rcu_preempt12:13:553
3696803995110,5cyclictest131rcu_preempt12:10:033
3696803995110,5cyclictest131rcu_preempt12:10:023
3696801995142,6cyclictest3744063-21kworker/2:010:46:552
3696801995142,5cyclictest3701162-21kworker/2:110:29:472
3696801995142,5cyclictest3701162-21kworker/2:110:00:012
3696792995116,31cyclictest16850irq/134-800000010:51:500
3696792995116,30cyclictest16850irq/134-800000012:10:280
369680399507,7cyclictest37-21ksoftirqd/309:00:013
369680399505,5cyclictest131rcu_preempt07:40:003
369680399503,7cyclictest131rcu_preempt09:15:023
369680399502,10cyclictest37-21ksoftirqd/309:40:023
3696803995011,7cyclictest37-21ksoftirqd/311:20:023
3696801995042,5cyclictest3753167-21kworker/2:211:16:552
3696801995042,5cyclictest3696753-21kworker/2:210:07:112
3696801995035,11cyclictest1-21systemd08:35:012
369679299508,6cyclictest131rcu_preempt09:20:210
369679299508,6cyclictest131rcu_preempt08:55:010
369679299508,6cyclictest131rcu_preempt08:55:010
369679299505,6cyclictest131rcu_preempt07:45:000
369679299503,9cyclictest3700350-21cron08:20:000
369680399496,7cyclictest37-21ksoftirqd/309:46:183
3696803994933,11cyclictest275-21dbus-daemon08:50:013
3696803994911,7cyclictest131rcu_preempt12:39:203
3696803994911,7cyclictest131rcu_preempt12:39:203
3696801994941,5cyclictest3773681-21kworker/2:012:27:242
3696801994941,5cyclictest3744063-21kworker/2:011:05:492
3696801994940,5cyclictest3701162-21kworker/2:110:36:002
3696801994939,5cyclictest3698841-21kworker/2:308:20:022
3696801994932,14cyclictest1-21systemd07:45:012
3696797994936,10cyclictest3467602-21systemd-journal10:55:011
3696797994933,12cyclictest3700190-21sed08:15:011
369679299492,32cyclictest19350irq/34-mmc108:45:010
369680399489,5cyclictest131rcu_preempt12:01:403
369680399486,6cyclictest131rcu_preempt09:05:013
369680399486,5cyclictest131rcu_preempt10:26:483
369680399485,6cyclictest131rcu_preempt12:00:023
369680399482,7cyclictest37-21ksoftirqd/311:10:023
369680399481,5cyclictest131rcu_preempt08:35:003
3696803994810,4cyclictest131rcu_preempt07:25:013
3696801994840,5cyclictest3760029-21kworker/2:311:21:222
3696801994840,5cyclictest3744063-21kworker/2:010:52:532
3696801994840,5cyclictest3701162-21kworker/2:110:18:342
3696801994840,5cyclictest3701162-21kworker/2:109:40:312
369680199481,3cyclictest131rcu_preempt07:50:022
369680199481,3cyclictest131rcu_preempt07:50:022
3696797994832,11cyclictest275-21dbus-daemon08:55:011
3696797994832,11cyclictest275-21dbus-daemon08:55:011
3696792994840,5cyclictest16850irq/134-800000009:10:010
369680399473,7cyclictest37-21ksoftirqd/311:50:013
3696803994711,5cyclictest131rcu_preempt09:10:013
3696803994710,5cyclictest131rcu_preempt08:25:003
3696801994739,5cyclictest3744063-21kworker/2:011:00:132
3696801994738,6cyclictest3701162-21kworker/2:110:42:082
3696801994738,6cyclictest3701162-21kworker/2:110:42:082
369679799478,5cyclictest131rcu_preempt12:07:421
369679799478,5cyclictest131rcu_preempt12:07:421
369679799473,5cyclictest131rcu_preempt11:00:011
3696797994734,10cyclictest23-21ksoftirqd/110:05:001
369679799472,6cyclictest131rcu_preempt10:20:021
369679299478,6cyclictest131rcu_preempt08:00:020
369679299477,31cyclictest3696795-21latency_hist07:10:010
369680399464,4cyclictest131rcu_preempt11:52:433
3696803994634,7cyclictest37-21ksoftirqd/311:43:163
3696803994625,19cyclictest37-21ksoftirqd/307:50:023
3696803994625,19cyclictest37-21ksoftirqd/307:50:023
3696801994638,5cyclictest3753167-21kworker/2:211:38:232
3696801994638,5cyclictest3701162-21kworker/2:110:01:112
3696801994638,5cyclictest3696753-21kworker/2:208:49:162
3696801994638,5cyclictest3696753-21kworker/2:208:00:012
369680199463,4cyclictest131rcu_preempt07:10:012
3696801994634,9cyclictest3697499-21sshd07:22:162
369680199461,7cyclictest3714572-21latency_hist09:35:022
3696797994631,12cyclictest23-21ksoftirqd/111:23:001
3696792994631,11cyclictest12-21ksoftirqd/007:25:010
3696792994612,31cyclictest12-21ksoftirqd/008:01:000
369680399453,5cyclictest131rcu_preempt08:10:013
369680199457,4cyclictest131rcu_preempt08:45:002
3696801994537,5cyclictest3753167-21kworker/2:211:53:462
3696801994533,10cyclictest30-21ksoftirqd/211:30:392
369680199451,3cyclictest131rcu_preempt12:32:282
369680199451,3cyclictest131rcu_preempt10:34:402
369679799454,3cyclictest131rcu_preempt07:20:021
369679799454,3cyclictest131rcu_preempt07:20:021
369679799453,3cyclictest131rcu_preempt09:33:411
3696797994532,10cyclictest3732740-21sed10:15:021
3696797994530,11cyclictest23-21ksoftirqd/111:50:011
3696797994527,14cyclictest3467602-21systemd-journal08:40:011
369679299458,6cyclictest131rcu_preempt08:40:030
369679299457,5cyclictest131rcu_preempt07:35:000
3696792994528,13cyclictest3467602-21systemd-journal08:35:010
369680399442,5cyclictest131rcu_preempt07:10:023
3696803994410,6cyclictest131rcu_preempt08:00:003
369680199441,3cyclictest131rcu_preempt12:00:482
369680199441,3cyclictest131rcu_preempt09:15:222
369679799449,6cyclictest131rcu_preempt08:35:011
369679799445,5cyclictest131rcu_preempt11:19:031
3696797994429,11cyclictest3798396-21sshd12:39:161
3696797994429,11cyclictest3798396-21sshd12:39:161
3696797994428,12cyclictest1-21systemd11:55:001
3696797994428,11cyclictest275-21dbus-daemon12:20:011
3696797994428,11cyclictest275-21dbus-daemon12:20:011
3696797994426,13cyclictest3467602-21systemd-journal10:45:011
3696797994426,13cyclictest3467602-21systemd-journal10:45:011
369679799442,3cyclictest131rcu_preempt12:00:021
369679799442,3cyclictest131rcu_preempt11:15:011
3696797994411,5cyclictest131rcu_preempt11:03:391
3696792994411,5cyclictest131rcu_preempt08:11:160
369680399438,5cyclictest131rcu_preempt07:30:013
369680399433,5cyclictest131rcu_preempt08:55:023
369680399433,5cyclictest131rcu_preempt08:55:023
369680399433,5cyclictest131rcu_preempt08:40:013
3696801994336,5cyclictest3753167-21kworker/2:211:14:402
369680199432,3cyclictest131rcu_preempt07:15:022
369679799437,5cyclictest131rcu_preempt09:19:461
369679799436,7cyclictest23-21ksoftirqd/107:50:021
369679799436,7cyclictest23-21ksoftirqd/107:50:021
369679799434,5cyclictest131rcu_preempt09:25:491
369679799434,4cyclictest131rcu_preempt12:29:271
3696797994330,9cyclictest309-21in:imuxsock10:00:011
369679799432,6cyclictest3730280-21munin-run10:10:011
3696797994325,12cyclictest275-21dbus-daemon08:05:011
369679299437,5cyclictest131rcu_preempt09:05:010
3696792994335,6cyclictest12-21ksoftirqd/008:07:000
369680399427,3cyclictest131rcu_preempt08:30:003
369680399423,11cyclictest37-21ksoftirqd/308:45:003
369680199424,7cyclictest30-21ksoftirqd/209:05:012
3696801994234,5cyclictest3701162-21kworker/2:109:45:342
3696801994234,4cyclictest3753167-21kworker/2:212:05:452
3696801994234,4cyclictest3753167-21kworker/2:212:05:442
3696801994230,9cyclictest3467602-21systemd-journal07:29:022
3696801994228,9cyclictest3467602-21systemd-journal08:15:002
369680199422,4cyclictest3701399-21modprobe08:40:002
369679799427,6cyclictest131rcu_preempt11:29:061
369679799426,5cyclictest131rcu_preempt12:24:031
369679799423,4cyclictest131rcu_preempt11:10:021
3696797994232,7cyclictest3796138-21sshd12:34:161
3696797994227,10cyclictest309-21in:imuxsock09:50:031
369679799422,3cyclictest131rcu_preempt09:40:261
369679799421,4cyclictest131rcu_preempt11:45:011
3696797994212,6cyclictest0-21swapper/111:35:021
3696801994121,15cyclictest3467602-21systemd-journal07:20:002
3696801994121,15cyclictest3467602-21systemd-journal07:20:002
369679799413,4cyclictest131rcu_preempt10:49:191
3696797994131,8cyclictest23-21ksoftirqd/110:26:291
3696797994131,7cyclictest3700874-21sshd08:28:161
3696797994128,9cyclictest3467602-21systemd-journal11:37:161
3696797994128,8cyclictest309-21in:imuxsock10:23:161
369679799412,3cyclictest131rcu_preempt09:46:301
369679299415,8cyclictest12-21ksoftirqd/007:51:160
3696792994123,14cyclictest3700611-21sshd08:20:330
369680399401,5cyclictest131rcu_preempt07:55:003
369680199403,4cyclictest131rcu_preempt08:30:002
3696801994029,9cyclictest30-21ksoftirqd/209:12:062
369680199402,6cyclictest131rcu_preempt09:10:012
369680199401,7cyclictest0-21swapper/208:25:012
369680199401,3cyclictest131rcu_preempt07:40:012
369679799406,3cyclictest131rcu_preempt10:33:281
369679799405,4cyclictest131rcu_preempt10:38:061
369679799404,4cyclictest131rcu_preempt07:30:021
369679799403,3cyclictest131rcu_preempt12:12:511
369679799402,5cyclictest131rcu_preempt09:12:081
369679799401,3cyclictest131rcu_preempt09:40:011
369679799401,3cyclictest131rcu_preempt07:25:021
369679799401,36cyclictest23-21ksoftirqd/109:20:251
3696792994023,13cyclictest1-21systemd08:30:000
3696801993928,8cyclictest3702401-21sshd08:55:162
369679799393,8cyclictest23-21ksoftirqd/109:02:591
369679799392,9cyclictest3702996-21munin-run09:10:021
3696797993928,8cyclictest3696960-21sshd07:12:161
369679799391,4cyclictest131rcu_preempt07:45:021
3696801993830,5cyclictest3698841-21kworker/2:308:10:022
3696801993828,7cyclictest3698000-21sshd07:31:162
369679799385,4cyclictest131rcu_preempt08:45:011
369679799385,3cyclictest131rcu_preempt07:34:161
369679799381,5cyclictest3701947-21munin-run08:50:011
369679799381,4cyclictest0-21swapper/107:55:011
369679799381,3cyclictest131rcu_preempt08:00:011
3696801993726,8cyclictest3702354-21cut08:55:022
3696801993726,8cyclictest3702354-21cut08:55:022
3696801993724,10cyclictest30-21ksoftirqd/207:55:012
3696797993718,5cyclictest131rcu_preempt07:40:001
369679799371,3cyclictest131rcu_preempt09:00:021
369680199365,3cyclictest131rcu_preempt08:05:002
369679799365,3cyclictest131rcu_preempt07:10:021
369679799362,8cyclictest23-21ksoftirqd/108:20:591
369679799354,3cyclictest131rcu_preempt08:10:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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