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2026-02-20 - 15:40
[ 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 20, 2026 12:45:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4014665998232,12cyclictest3467602-21systemd-journal09:50:032
4014665997225,12cyclictest3467602-21systemd-journal12:25:002
401466599685,5cyclictest131rcu_preempt07:30:022
4014657996832,5cyclictest12-21ksoftirqd/011:49:060
4014657996832,5cyclictest12-21ksoftirqd/011:49:060
4014657996819,18cyclictest12-21ksoftirqd/009:13:180
4014657996817,42cyclictest12-21ksoftirqd/010:49:520
4014665996542,4cyclictest30-21ksoftirqd/210:30:022
4014665996526,11cyclictest30-21ksoftirqd/210:07:032
401466599635,34cyclictest4019235-21kworker/u8:008:45:012
4014665996329,5cyclictest4089217-21latency_hist11:40:032
4014665996329,5cyclictest4089217-21latency_hist11:40:022
4014657996320,8cyclictest16850irq/134-800000010:37:480
4014657996317,4cyclictest12-21ksoftirqd/011:19:030
4014657996125,32cyclictest12-21ksoftirqd/009:45:500
4014657996110,42cyclictest12-21ksoftirqd/011:59:110
4014657996110,42cyclictest12-21ksoftirqd/011:59:110
4014657996027,4cyclictest12-21ksoftirqd/011:24:140
4014665995933,6cyclictest30-21ksoftirqd/211:30:032
4014665995933,6cyclictest30-21ksoftirqd/211:30:022
4014665995924,9cyclictest30-21ksoftirqd/208:30:012
4014665995920,12cyclictest4039322-21date09:50:042
4014657995925,17cyclictest4112690-21ssh12:31:080
4014657995914,3cyclictest131rcu_preempt11:02:230
401465799586,16cyclictest4020841-21munin-run09:10:010
401465799586,16cyclictest4020841-21munin-run09:10:000
4014657995823,9cyclictest12-21ksoftirqd/012:24:070
4014657995818,35cyclictest16850irq/134-800000009:20:030
4014657995753,2cyclictest0-21swapper/011:55:020
4014657995641,10cyclictest16950irq/224-800000012:05:020
4014657995636,15cyclictest3467602-21systemd-journal10:19:590
4014657995624,5cyclictest131rcu_preempt12:20:000
4014657995618,33cyclictest16850irq/134-800000009:25:020
4014657995618,33cyclictest16850irq/134-800000009:25:020
4014657995613,39cyclictest12-21ksoftirqd/011:41:300
4014665995546,5cyclictest4080131-21kworker/2:311:54:532
4014665995545,6cyclictest4020605-21kworker/2:309:39:582
4014661995526,21cyclictest23-21ksoftirqd/110:50:011
401465799555,24cyclictest151rcuc/008:55:020
4014657995533,17cyclictest12-21ksoftirqd/010:10:170
4014657995524,5cyclictest131rcu_preempt10:30:080
4014657995522,4cyclictest131rcu_preempt10:25:020
4014657995522,29cyclictest0-21swapper/010:05:100
4014657995519,32cyclictest16850irq/134-800000009:28:320
4014657995518,32cyclictest16850irq/134-800000011:10:390
4014657995517,6cyclictest16850irq/134-800000011:00:010
4014657995517,33cyclictest16850irq/134-800000011:35:220
4014657995517,33cyclictest16850irq/134-800000011:35:220
4014669995436,14cyclictest275-21dbus-daemon12:15:003
4014657995428,11cyclictest4068350-21ssh10:54:150
4014657995427,12cyclictest4111939-21ssh12:29:440
4014657995419,30cyclictest16850irq/134-800000009:55:060
4014657995419,30cyclictest16850irq/134-800000009:53:330
4014657995418,7cyclictest16850irq/134-800000011:09:090
4014657995418,7cyclictest16850irq/134-800000011:09:080
4014657995418,6cyclictest16850irq/134-800000010:44:420
4014657995418,31cyclictest16850irq/134-800000012:38:370
4014657995418,31cyclictest16850irq/134-800000012:38:360
4014657995418,17cyclictest16850irq/134-800000009:42:500
4014665995345,5cyclictest4020605-21kworker/2:310:05:012
4014665995345,5cyclictest4020605-21kworker/2:310:05:002
4014665995344,5cyclictest4080131-21kworker/2:312:30:362
4014665995335,12cyclictest275-21dbus-daemon10:00:012
401466199532,28cyclictest4016900-21kworker/u8:108:40:021
4014657995349,2cyclictest0-21swapper/008:40:020
4014657995317,33cyclictest16850irq/134-800000012:07:010
4014657995317,32cyclictest16850irq/134-800000012:14:580
4014657995316,19cyclictest16850irq/134-800000009:33:120
4014665995235,12cyclictest30-21ksoftirqd/209:35:012
401466599522,40cyclictest120-21kswapd011:10:022
401466599522,40cyclictest120-21kswapd011:10:022
4014657995218,6cyclictest16850irq/134-800000011:31:570
4014657995216,32cyclictest16850irq/134-800000010:29:340
4014657995216,31cyclictest16850irq/134-800000011:27:370
4014657995216,31cyclictest16850irq/134-800000011:27:370
4014669995130,14cyclictest275-21dbus-daemon11:05:003
4014665995142,6cyclictest4062075-21kworker/2:110:43:282
4014661995133,14cyclictest1-21systemd10:40:011
4014661995133,13cyclictest1-21systemd09:40:011
4014661995132,15cyclictest1-21systemd10:55:001
401465799514,10cyclictest4015023-21cat07:15:020
4014657995117,30cyclictest16850irq/134-800000010:01:540
4014657995117,30cyclictest16850irq/134-800000010:01:540
401466999504,3cyclictest131rcu_preempt11:47:453
401466999504,3cyclictest131rcu_preempt11:47:453
4014669995035,9cyclictest1-21systemd10:05:023
4014669995035,9cyclictest1-21systemd10:05:013
4014669995033,13cyclictest3467602-21systemd-journal10:00:003
4014665995042,5cyclictest4080131-21kworker/2:312:40:012
4014665995042,5cyclictest4080131-21kworker/2:312:40:002
4014665995042,5cyclictest4080131-21kworker/2:312:26:502
4014665995041,5cyclictest4020605-21kworker/2:310:12:062
401466599502,3cyclictest131rcu_preempt10:24:222
4014661995036,11cyclictest23-21ksoftirqd/109:49:411
4014661995033,13cyclictest1-21systemd07:55:001
401465799502,44cyclictest4018983-21sshd08:32:170
4014657995024,11cyclictest4033483-21ssh09:37:300
4014669994934,10cyclictest1-21systemd10:40:013
4014669994932,13cyclictest4098269-21cron12:00:003
4014669994932,13cyclictest4098269-21cron12:00:003
401466999491,5cyclictest131rcu_preempt10:25:013
4014665994941,5cyclictest4080131-21kworker/2:312:05:082
4014665994941,5cyclictest4071009-21kworker/2:211:44:402
4014665994941,5cyclictest4071009-21kworker/2:211:15:012
4014661994910,6cyclictest131rcu_preempt11:40:031
4014661994910,6cyclictest131rcu_preempt11:40:021
401466999487,10cyclictest37-21ksoftirqd/312:19:333
4014669994832,12cyclictest1-21systemd08:40:013
4014665994840,5cyclictest4039129-21kworker/2:010:57:382
4014665994840,5cyclictest4019317-21kworker/2:109:17:182
4014665994840,5cyclictest4019317-21kworker/2:109:11:592
4014665994839,5cyclictest4080131-21kworker/2:311:58:572
4014665994839,5cyclictest4080131-21kworker/2:311:58:572
4014661994830,14cyclictest3467602-21systemd-journal09:15:001
401465799483,14cyclictest4016179-21modprobe07:40:000
401466999476,6cyclictest131rcu_preempt07:20:013
401466599479,6cyclictest131rcu_preempt10:50:012
4014665994739,5cyclictest4039129-21kworker/2:010:54:162
4014665994728,14cyclictest1-21systemd08:15:012
401466199479,5cyclictest131rcu_preempt10:33:431
401466999464,3cyclictest131rcu_preempt10:55:273
4014669994631,10cyclictest1-21systemd11:15:183
4014669994630,11cyclictest275-21dbus-daemon11:40:013
4014669994630,11cyclictest275-21dbus-daemon11:40:003
401466999462,7cyclictest4018275-21latency_hist08:20:023
4014669994626,16cyclictest275-21dbus-daemon11:10:023
4014669994626,16cyclictest275-21dbus-daemon11:10:013
401466999461,5cyclictest131rcu_preempt12:40:013
401466999461,5cyclictest131rcu_preempt12:40:003
4014665994630,13cyclictest1-21systemd09:05:002
4014661994635,7cyclictest4043618-21cron10:00:011
4014657994634,9cyclictest12-21ksoftirqd/007:45:020
4014657994623,5cyclictest12-21ksoftirqd/008:50:000
401466999455,22cyclictest0-21swapper/309:22:513
401466999455,22cyclictest0-21swapper/309:22:513
4014669994526,14cyclictest37-21ksoftirqd/309:10:323
4014669994526,14cyclictest275-21dbus-daemon08:10:003
401466599456,6cyclictest131rcu_preempt11:32:022
4014665994537,5cyclictest4071009-21kworker/2:211:15:332
4014665994536,6cyclictest4020605-21kworker/2:310:38:502
4014661994533,9cyclictest4015712-21sed07:30:021
401466199451,3cyclictest131rcu_preempt11:58:521
401466199451,3cyclictest131rcu_preempt11:58:511
401466199451,3cyclictest131rcu_preempt11:50:031
401466199451,3cyclictest131rcu_preempt11:50:021
401465799454,36cyclictest310-21in:imklog08:30:020
4014657994516,3cyclictest131rcu_preempt07:16:160
4014657994510,6cyclictest131rcu_preempt08:15:020
4014669994423,5cyclictest37-21ksoftirqd/309:41:383
4014669994417,7cyclictest131rcu_preempt11:15:013
4014665994436,5cyclictest4071009-21kworker/2:211:45:272
4014665994436,5cyclictest4071009-21kworker/2:211:45:272
4014665994436,5cyclictest4071009-21kworker/2:211:22:482
4014665994431,8cyclictest309-21in:imuxsock07:55:002
4014665994430,6cyclictest4039129-21kworker/2:011:02:152
4014665994427,12cyclictest30-21ksoftirqd/209:25:032
4014665994427,12cyclictest30-21ksoftirqd/209:25:022
401466199444,4cyclictest131rcu_preempt12:25:401
401466199443,3cyclictest131rcu_preempt10:00:581
401466199443,3cyclictest131rcu_preempt10:00:581
4014661994430,9cyclictest275-21dbus-daemon11:45:011
4014661994430,10cyclictest4036835-21cron09:45:011
4014661994429,11cyclictest275-21dbus-daemon10:10:001
4014661994421,17cyclictest275-21dbus-daemon12:40:001
4014661994421,17cyclictest275-21dbus-daemon12:40:001
401466199441,3cyclictest131rcu_preempt11:16:471
4014657994424,15cyclictest275-21dbus-daemon07:55:000
4014657994421,5cyclictest12-21ksoftirqd/008:55:030
4014657994421,5cyclictest12-21ksoftirqd/008:55:020
4014669994333,7cyclictest37-21ksoftirqd/312:35:023
4014669994329,9cyclictest1-21systemd07:15:013
401466999432,5cyclictest131rcu_preempt11:55:013
4014669994324,15cyclictest275-21dbus-daemon07:55:003
401466999431,9cyclictest4082436-21latency_hist11:25:013
4014669994317,7cyclictest4024842-21diskmemload09:18:383
401466599434,4cyclictest131rcu_preempt12:03:172
4014665994334,5cyclictest4032330-21kworker/2:209:42:192
4014665994334,5cyclictest4019317-21kworker/2:109:25:552
401466599432,5cyclictest131rcu_preempt07:15:022
4014665994325,12cyclictest1-21systemd07:35:022
4014661994333,6cyclictest309-21in:imuxsock08:25:011
4014661994333,6cyclictest309-21in:imuxsock08:25:011
4014661994332,8cyclictest4014812-21sshd07:10:161
4014661994328,12cyclictest1-21systemd10:30:001
4014661994325,13cyclictest275-21dbus-daemon11:30:011
4014661994325,13cyclictest275-21dbus-daemon11:30:011
401465799432,37cyclictest4017210-21sendmail-msp08:00:000
401465799431,38cyclictest4017691-21sshd08:08:180
4014669994231,9cyclictest37-21ksoftirqd/312:26:393
4014669994230,10cyclictest37-21ksoftirqd/312:24:553
4014669994228,12cyclictest37-21ksoftirqd/310:06:583
4014669994227,11cyclictest4055234-21sh10:25:023
4014669994226,12cyclictest37-21ksoftirqd/309:00:003
4014669994217,5cyclictest37-21ksoftirqd/308:15:013
401466999421,5cyclictest131rcu_preempt09:40:023
401466999421,5cyclictest131rcu_preempt08:55:003
401466999421,5cyclictest131rcu_preempt08:55:003
4014665994234,5cyclictest4080131-21kworker/2:312:20:002
4014665994234,5cyclictest4039129-21kworker/2:010:18:392
4014665994233,5cyclictest4020605-21kworker/2:310:31:382
4014665994224,13cyclictest1-21systemd08:35:012
401466199428,6cyclictest131rcu_preempt12:14:001
4014661994228,11cyclictest23-21ksoftirqd/108:05:021
4014661994228,11cyclictest23-21ksoftirqd/108:05:021
401466999415,6cyclictest131rcu_preempt08:44:193
401466999412,6cyclictest131rcu_preempt07:40:003
4014669994125,12cyclictest37-21ksoftirqd/312:08:373
401466999412,3cyclictest0-21swapper/309:50:093
4014669994121,14cyclictest275-21dbus-daemon08:05:023
4014669994121,14cyclictest275-21dbus-daemon08:05:013
4014669994114,18cyclictest131rcu_preempt09:28:243
4014669994110,16cyclictest0-21swapper/311:35:013
4014665994132,5cyclictest4080131-21kworker/2:312:10:432
4014661994130,9cyclictest4020795-21sshd09:05:181
4014661994130,9cyclictest4020795-21sshd09:05:171
4014661994129,9cyclictest23-21ksoftirqd/112:17:221
4014661994128,10cyclictest3467602-21systemd-journal09:51:321
401466199411,3cyclictest131rcu_preempt11:10:371
401465799413,26cyclictest4014659-21latency_hist07:10:010
4014657994125,10cyclictest275-21dbus-daemon09:05:010
401466999403,3cyclictest131rcu_preempt11:44:073
4014669994025,12cyclictest37-21ksoftirqd/310:19:053
401466999402,3cyclictest131rcu_preempt10:50:013
401466999402,3cyclictest131rcu_preempt10:33:073
401466999402,28cyclictest4039180-21ssh09:50:023
401466599402,33cyclictest4016156-21munin-plugin-st07:40:002
401466199403,3cyclictest131rcu_preempt09:32:051
4014661994031,6cyclictest23-21ksoftirqd/109:19:231
4014661994027,10cyclictest23-21ksoftirqd/110:14:021
4014661994025,12cyclictest23-21ksoftirqd/108:10:001
4014661994024,12cyclictest23-21ksoftirqd/107:40:001
4014661994023,5cyclictest131rcu_preempt11:03:321
4014661994023,13cyclictest275-21dbus-daemon10:25:011
4014657994032,5cyclictest19350irq/34-mmc107:30:010
401466999394,3cyclictest131rcu_preempt10:40:253
4014669993928,6cyclictest37-21ksoftirqd/309:10:013
4014669993928,6cyclictest37-21ksoftirqd/309:10:013
401466999392,5cyclictest0-21swapper/309:05:013
401466999391,3cyclictest131rcu_preempt10:52:353
401466599394,3cyclictest131rcu_preempt08:50:012
401466599393,4cyclictest1-21systemd08:10:002
4014665993920,14cyclictest1-21systemd09:10:012
4014665993920,14cyclictest1-21systemd09:10:012
401466199398,5cyclictest131rcu_preempt10:15:291
4014661993922,13cyclictest275-21dbus-daemon12:35:011
4014661993922,13cyclictest23-21ksoftirqd/111:21:591
401465799394,32cyclictest0-21swapper/007:33:310
401465799392,5cyclictest131rcu_preempt07:25:000
4014669993829,6cyclictest37-21ksoftirqd/307:30:023
4014669993825,10cyclictest37-21ksoftirqd/309:31:143
401466999382,3cyclictest131rcu_preempt08:25:023
401466999382,3cyclictest131rcu_preempt08:25:023
401466999381,5cyclictest131rcu_preempt10:12:283
401466599385,3cyclictest131rcu_preempt07:45:012
4014665993825,10cyclictest4019384-21sed08:40:022
401466599381,3cyclictest131rcu_preempt08:55:022
401466599381,3cyclictest131rcu_preempt08:55:022
401466599381,3cyclictest131rcu_preempt07:10:012
401466599381,33cyclictest30-21ksoftirqd/207:25:012
4014661993829,7cyclictest23-21ksoftirqd/112:23:541
401466199381,3cyclictest131rcu_preempt09:23:481
401466199381,3cyclictest131rcu_preempt09:23:471
4014657993824,11cyclictest4017445-21sshd08:04:170
4014657993824,11cyclictest4017445-21sshd08:04:170
401465799381,32cyclictest3467718-21lldpd08:17:560
401466999374,6cyclictest131rcu_preempt12:05:003
4014669993723,10cyclictest37-21ksoftirqd/311:30:003
4014669993723,10cyclictest37-21ksoftirqd/311:30:003
4014669993722,12cyclictest37-21ksoftirqd/307:35:013
4014669993721,11cyclictest309-21in:imuxsock08:50:013
4014665993725,9cyclictest30-21ksoftirqd/208:05:012
4014665993725,9cyclictest30-21ksoftirqd/208:05:012
4014665993725,8cyclictest4020287-21cron09:00:002
4014665993722,10cyclictest30-21ksoftirqd/207:20:002
4014665993721,12cyclictest30-21ksoftirqd/208:20:022
401466199374,3cyclictest131rcu_preempt09:30:011
4014661993730,4cyclictest4074169-21sh11:06:521
4014661993730,4cyclictest4074169-21sh11:06:511
4014661993728,6cyclictest4100552-21sh12:05:031
4014661993726,8cyclictest4087045-21wc11:35:011
4014661993724,10cyclictest23-21ksoftirqd/110:59:011
4014661993723,11cyclictest23-21ksoftirqd/112:05:001
4014661993723,10cyclictest275-21dbus-daemon08:55:011
4014661993723,10cyclictest275-21dbus-daemon08:55:011
4014661993721,12cyclictest3467602-21systemd-journal09:00:011
401465799373,11cyclictest4019676-21latency_hist08:45:010
4014657993725,9cyclictest4018478-21sshd08:21:180
4014657993725,9cyclictest4018478-21sshd08:21:170
4014669993626,5cyclictest37-21ksoftirqd/308:32:173
4014669993611,7cyclictest131rcu_preempt08:00:003
401466599361,4cyclictest131rcu_preempt08:25:002
401466599361,4cyclictest131rcu_preempt08:25:002
4014661993629,4cyclictest4018230-21sendmail08:20:001
401466199362,3cyclictest131rcu_preempt07:20:011
4014661993623,8cyclictest0-21swapper/110:45:021
4014661993622,11cyclictest23-21ksoftirqd/111:51:221
401466999354,4cyclictest131rcu_preempt07:25:013
401466999351,4cyclictest131rcu_preempt07:46:173
401466999351,4cyclictest131rcu_preempt07:46:173
4014661993527,5cyclictest4019009-21latency_hist08:35:001
4014661993526,5cyclictest4020556-21sshd09:03:171
401466199352,3cyclictest131rcu_preempt07:35:001
401465799351,8cyclictest4016778-21latency_hist07:50:020
401465799351,8cyclictest4016778-21latency_hist07:50:020
4014665993427,4cyclictest4016676-21latency_hist07:50:032
4014665993427,4cyclictest4016676-21latency_hist07:50:022
401466599341,4cyclictest131rcu_preempt08:00:012
401466999332,21cyclictest4016427-21munin-plugin-st07:45:003
4014669993320,11cyclictest37-21ksoftirqd/308:30:003
401466999331,5cyclictest131rcu_preempt07:10:013
4014661993325,6cyclictest23-21ksoftirqd/108:15:021
401466199322,6cyclictest0-21swapper/108:45:001
4014661993224,5cyclictest4014648-21cyclictest07:10:011
4014661993223,6cyclictest23-21ksoftirqd/107:42:171
4014661993221,8cyclictest0-21swapper/107:50:011
4014661993221,8cyclictest0-21swapper/107:50:011
401466199312,5cyclictest131rcu_preempt08:30:001
4014661993124,4cyclictest3467562-21sshd08:46:171
4014661993023,4cyclictest4017419-21latency_hist08:00:021
4014661993014,10cyclictest3467602-21systemd-journal07:25:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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