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2026-02-23 - 00:06
[ 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 #c, slot #7

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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackcslot7s.osadl.org (updated Sun Feb 22, 2026 12:44:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
341710599480457,20cyclictest3505338-21turbostat11:20:003
341710599462453,6cyclictest3477323-21turbostat10:04:563
341710599462442,17cyclictest3433140-21turbostat07:55:003
341710599460437,20cyclictest3445871-21turbostat08:29:593
341710599458450,5cyclictest3498097-21turbostat11:04:543
341710599457434,20cyclictest3513988-21turbostat11:45:003
341710599456449,4cyclictest3465212-21turbostat09:29:543
341709999456449,4cyclictest3479056-21turbostat10:09:541
341710599455432,20cyclictest3420963-21turbostat07:24:553
341710599454447,4cyclictest3436614-21turbostat08:09:553
341710599454445,6cyclictest3451058-21turbostat08:45:013
341710599452445,4cyclictest3420963-21turbostat07:20:003
341710599452445,4cyclictest3420963-21turbostat07:20:003
341710599451444,4cyclictest3496376-21turbostat10:59:553
341709599451427,21cyclictest3519174-21turbostat12:04:550
341710599450443,4cyclictest3431417-21turbostat07:50:003
341710599450442,5cyclictest3501571-21turbostat11:10:003
341710599450429,18cyclictest3451058-21turbostat08:49:563
341710599448441,4cyclictest3463476-21turbostat09:24:543
341710599444437,4cyclictest3422704-21turbostat07:29:553
341710199443436,4cyclictest3499836-21turbostat11:09:562
341710599440433,4cyclictest3520922-21turbostat12:09:553
341709999439431,5cyclictest3454518-21turbostat08:59:551
341710599438429,6cyclictest3454518-21turbostat08:55:003
341710599433410,20cyclictest3505338-21turbostat11:24:553
341710599433410,20cyclictest3505338-21turbostat11:24:553
341710199432425,4cyclictest3513988-21turbostat11:49:552
341709599430422,5cyclictest3459705-21turbostat09:14:560
341710599429422,4cyclictest3424442-21turbostat07:34:543
341710599428419,6cyclictest3531608-21turbostat12:35:003
341710599427420,4cyclictest3456253-21turbostat09:04:553
341710199427419,5cyclictest3418754-21turbostat07:19:552
341710199427419,5cyclictest3418754-21turbostat07:19:552
341710599423414,6cyclictest3531608-21turbostat12:39:553
341710599422415,4cyclictest3484252-21turbostat10:24:563
341710599420409,8cyclictest3501571-21turbostat11:14:563
341710599419412,4cyclictest3528139-21turbostat12:29:553
341710599419411,5cyclictest3519174-21turbostat11:59:593
341710199418411,4cyclictest3466933-21turbostat09:34:552
341710599416408,5cyclictest3510527-21turbostat11:35:003
341710599416408,5cyclictest3510527-21turbostat11:34:593
341710599416405,8cyclictest3473859-21turbostat09:54:553
341710599415408,4cyclictest3485978-21turbostat10:29:563
341710599414407,4cyclictest3461444-21turbostat09:15:003
341710599413405,5cyclictest3482520-21turbostat10:19:553
341710599413403,7cyclictest3447606-21turbostat08:39:553
341710599412391,18cyclictest3515720-21turbostat11:50:003
341710199411404,4cyclictest3427961-21turbostat07:44:552
341710199403396,4cyclictest3491176-21turbostat10:44:562
341710599402394,5cyclictest3508789-21turbostat11:30:003
341710599402394,5cyclictest3426173-21turbostat07:39:553
341710199400392,5cyclictest3445871-21turbostat08:34:542
341710199397389,5cyclictest3440376-21turbostat08:19:552
341710599396389,4cyclictest3489447-21turbostat10:39:543
341710599396387,5cyclictest3520922-21turbostat12:05:003
341710599393386,4cyclictest3477323-21turbostat10:00:013
341710599393385,5cyclictest3512253-21turbostat11:40:003
341710599388381,4cyclictest3442098-21turbostat08:20:013
341710599388379,6cyclictest3517459-21turbostat11:55:003
341710199388381,4cyclictest3487709-21turbostat10:34:552
341710599387380,4cyclictest3463476-21turbostat09:20:003
341709999385378,4cyclictest3461444-21turbostat09:19:551
341710599384378,3cyclictest3470411-21turbostat09:40:003
341710599384378,3cyclictest3470411-21turbostat09:40:003
341710199384377,4cyclictest3507061-21turbostat11:29:562
341710599378370,5cyclictest3524388-21turbostat12:15:013
341710599378370,5cyclictest3524388-21turbostat12:15:003
341710599377369,5cyclictest3440376-21turbostat08:15:003
341710599371364,4cyclictest3429693-21turbostat07:45:003
341710599368346,19cyclictest3470411-21turbostat09:44:543
341710199368357,8cyclictest3510527-21turbostat11:39:542
341710199364356,5cyclictest3472130-21turbostat09:49:552
341710199362356,3cyclictest3438350-21turbostat08:14:542
341710599359350,6cyclictest3418754-21turbostat07:15:013
341710599359350,6cyclictest3418754-21turbostat07:15:003
341710599358352,3cyclictest3492914-21turbostat10:49:563
341710599358352,3cyclictest3492914-21turbostat10:49:563
341710599357349,5cyclictest3489447-21turbostat10:35:003
341710599354347,4cyclictest3434884-21turbostat08:04:553
341710599354347,4cyclictest3434884-21turbostat08:04:553
341710599354346,5cyclictest3459705-21turbostat09:10:013
341710599353346,4cyclictest3442098-21turbostat08:24:563
341710199353346,4cyclictest3452801-21turbostat08:54:562
341710599351344,4cyclictest3526118-21turbostat12:24:563
341710599347340,4cyclictest3447606-21turbostat08:35:003
341710599336328,5cyclictest3473859-21turbostat09:49:593
341710599333327,3cyclictest3494643-21turbostat10:54:553
341710199332325,4cyclictest3416968-21turbostat07:14:552
341710199332325,4cyclictest3416968-21turbostat07:14:552
341710199331324,4cyclictest3457989-21turbostat09:09:542
341710599327320,4cyclictest3433140-21turbostat07:59:553
341710599326319,4cyclictest3480786-21turbostat10:14:543
341710199322315,4cyclictest3429693-21turbostat07:49:552
341710599318312,3cyclictest3492914-21turbostat10:45:003
341710599302295,4cyclictest3526118-21turbostat12:20:013
341710599302295,4cyclictest3526118-21turbostat12:20:013
341710599293285,5cyclictest3480786-21turbostat10:10:003
341710199147136,8cyclictest3524388-21turbostat12:19:552
341710199147136,8cyclictest3524388-21turbostat12:19:552
3416631212871,47sleep20-21swapper/207:05:562
3416705212375,38sleep30-21swapper/307:06:533
3416784211172,29sleep00-21swapper/007:07:550
352031521080,5sleep20-21swapper/212:00:252
3416450210773,23sleep10-21swapper/107:05:261
34171059910694,9cyclictest3468666-21turbostat09:35:013
34171059910292,7cyclictest3456253-21turbostat08:59:593
34194592870,10sleep1261ksoftirqd/107:15:071
34194592870,10sleep1261ksoftirqd/107:15:071
35163652820,17sleep126-21ksoftirqd/111:50:191
197399800,6rtkit-daemon4497-21PK-Backend08:25:270
197399780,5rtkit-daemon0-21swapper/009:40:010
197399780,5rtkit-daemon0-21swapper/009:40:010
197399760,6rtkit-daemon4497-21PK-Backend10:23:020
197399680,5rtkit-daemon0-21swapper/007:32:360
34431252570,7chrt4497-21PK-Backend08:20:210
34385412550,30sleep2331rcuc/208:10:012
34234582520,4sleep10-21swapper/107:25:211
341710199506,18cyclictest438-20systemd-journal09:19:552
3417101994710,19cyclictest34-21ksoftirqd/211:44:202
35040002460,7sleep14497-21PK-Backend11:15:131
341710199453,18cyclictest3522337-21taskset12:06:142
341710199452,13cyclictest34-21ksoftirqd/207:20:242
341710199437,17cyclictest2069-21gnome-shell09:21:092
3417101994318,20cyclictest3516723-21ntp_states11:50:262
3417095994332,6cyclictest13-21ksoftirqd/009:25:210
341710199426,14cyclictest3423881-21sed07:25:302
341710199423,18cyclictest3533285-21taskset12:39:342
3417101994218,19cyclictest3444778-21diskstats08:25:172
341710199415,9cyclictest0-21swapper/210:25:362
341710199413,15cyclictest3482427-21taskset10:14:092
341710199413,10cyclictest0-21swapper/209:54:082
3417099994117,20cyclictest3443602-40lsb_release08:20:291
3417095994125,12cyclictest923-21dbus-daemon07:40:010
341710199408,9cyclictest3484240-21perf10:20:002
341710199408,9cyclictest3426437-21apt07:35:122
341710199408,8cyclictest3490700-21cat10:35:292
341710199406,9cyclictest0-21swapper/210:09:472
341710199404,10cyclictest34-21ksoftirqd/211:20:342
341710199404,10cyclictest34-21ksoftirqd/211:20:342
341710199402,19cyclictest3444090-21taskset08:24:392
341710199402,13cyclictest34-21ksoftirqd/211:04:162
3417101994018,7cyclictest34-21ksoftirqd/208:42:202
3417101994013,23cyclictest3527619-21/usr/sbin/munin12:20:312
3417099994019,9cyclictest26-21ksoftirqd/109:10:271
3417095994024,12cyclictest923-21dbus-daemon07:25:010
341710199395,10cyclictest0-21swapper/212:14:072
341710199395,10cyclictest0-21swapper/212:14:072
341710199392,12cyclictest34-21ksoftirqd/211:31:022
341710199392,12cyclictest34-21ksoftirqd/211:31:022
341710199391,12cyclictest0-21swapper/209:30:022
3417095993922,13cyclictest3452045-21awk08:45:240
3417095993917,7cyclictest34240162sed07:25:300
341710199384,8cyclictest34-21ksoftirqd/209:39:202
341710199384,8cyclictest34-21ksoftirqd/209:39:202
341710199383,12cyclictest34-21ksoftirqd/209:14:572
341710199382,12cyclictest34-21ksoftirqd/209:42:412
3417101993821,12cyclictest3529124-21ntp_kernel_pll_12:25:232
3417099993821,12cyclictest3422000-21open_files07:20:251
341709599389,11cyclictest1074-21lldpd11:30:280
341709599389,11cyclictest1074-21lldpd11:30:280
3417095993821,13cyclictest3471421-21ntpq09:40:250
197399380,25rtkit-daemon0-21swapper/008:38:420
341710199375,18cyclictest0-21swapper/211:12:522
341710199374,11cyclictest34-21ksoftirqd/212:33:142
341710199372,12cyclictest34-21ksoftirqd/210:51:082
3417095993722,11cyclictest3522631-21cron12:10:000
3417095993722,11cyclictest3516782-21proc_pri11:50:280
3417095993720,12cyclictest3476225-21df_inode09:55:160
3417095993719,13cyclictest3492185-21ntp_states10:40:250
3417095993712,7cyclictest141rcu_preempt11:20:260
3417095993712,7cyclictest141rcu_preempt11:20:250
34390092360,6sleep14497-21PK-Backend08:10:131
341710199365,17cyclictest1137-21runrttasks08:02:052
341710199365,17cyclictest1137-21runrttasks08:02:052
341710199365,10cyclictest4497-21PK-Backend07:31:462
341710199364,10cyclictest0-21swapper/208:59:002
341710199362,12cyclictest34-21ksoftirqd/210:45:502
341710199362,12cyclictest34-21ksoftirqd/210:45:502
3417101993616,7cyclictest34-21ksoftirqd/210:24:172
341710199361,12cyclictest34-21ksoftirqd/210:58:452
3417099993621,11cyclictest3523636-21ntp_kernel_pll_12:10:241
3417099993621,11cyclictest3523636-21ntp_kernel_pll_12:10:241
3417099993620,12cyclictest3481902-21rt-features10:10:271
3417099993619,13cyclictest3464135-21fw_packets09:20:181
3417099993614,15cyclictest1-21systemd08:30:011
3417095993623,9cyclictest3456236-21cron08:59:590
3417095993620,11cyclictest3428578-21expr07:40:140
3417095993618,13cyclictest3532620-21ntpq12:35:240
197399360,24rtkit-daemon0-21swapper/009:22:320
34281032350,7sleep10-21swapper/107:40:021
341710199353,13cyclictest3434805-21taskset07:59:192
3417101993524,7cyclictest3477322-21latency_hist10:00:002
3417101993520,11cyclictest3432558-21seq07:50:282
3417101993517,13cyclictest3447979-21cpuspeed_turbos08:35:132
3417099993527,5cyclictest4497-21PK-Backend09:01:471
341709999351,8cyclictest0-21swapper/110:19:351
3417095993525,6cyclictest3447595-21grep08:35:000
3417095993520,11cyclictest3519187-21chrt12:00:000
3417095993520,11cyclictest3463243-21sshd09:17:270
3417095993517,14cyclictest3489058-21users10:30:300
3417095993512,6cyclictest141rcu_preempt11:42:480
3417095993511,6cyclictest141rcu_preempt08:10:260
341710199342,11cyclictest34-21ksoftirqd/209:03:442
3417099993427,4cyclictest4497-21PK-Backend12:21:351
3417099993427,4cyclictest4497-21PK-Backend11:58:471
3417099993427,4cyclictest4497-21PK-Backend10:32:461
3417099993426,5cyclictest4497-21PK-Backend12:38:301
341709999341,9cyclictest4497-21PK-Backend11:11:431
3417099993419,11cyclictest3429955-21awk07:45:121
3417099993418,12cyclictest3435745-21cat08:00:231
3417099993418,12cyclictest3435745-21cat08:00:231
3417099993418,12cyclictest3428624-21which07:40:181
341709999341,30cyclictest4497-21PK-Backend10:29:191
341709999341,30cyclictest4497-21PK-Backend07:52:021
341709999341,29cyclictest4497-21PK-Backend11:00:181
341709999341,29cyclictest4497-21PK-Backend10:01:111
3417095993419,11cyclictest3454051-21grep08:50:300
3417095993419,11cyclictest3434142-21ntp_kernel_pll_07:55:230
3417095993419,11cyclictest3419999-21cut07:15:210
3417095993419,11cyclictest3419999-21cut07:15:210
3417095993415,14cyclictest3467789-21memory09:30:210
341709599341,4cyclictest4497-21PK-Backend07:13:300
341709599341,4cyclictest4497-21PK-Backend07:13:290
3417095993414,15cyclictest3527007-40apt-check12:20:230
341709599341,17cyclictest3477592-21cpu10:00:130
197399340,22rtkit-daemon0-21swapper/009:02:420
3417101993319,10cyclictest3505253-21seq11:19:182
3417101993318,11cyclictest3478595-21sed10:00:302
3417101993314,14cyclictest3451689-21df08:45:162
3417099993326,4cyclictest4497-21PK-Backend09:05:511
3417099993324,6cyclictest3449738-21tr08:40:131
341709999331,9cyclictest4497-21PK-Backend12:34:011
341709999331,9cyclictest4497-21PK-Backend11:40:351
341709999331,8cyclictest4497-21PK-Backend12:25:391
341709999331,8cyclictest4497-21PK-Backend12:18:231
341709999331,8cyclictest4497-21PK-Backend12:18:221
341709999331,8cyclictest4497-21PK-Backend11:46:121
341709999331,8cyclictest4497-21PK-Backend11:31:511
341709999331,8cyclictest4497-21PK-Backend11:31:511
3417099993318,11cyclictest3506678-21awk11:20:311
3417099993318,11cyclictest3506678-21awk11:20:311
3417099993318,11cyclictest3500685-21grep11:05:211
3417099993318,11cyclictest3485534-21grep10:20:311
341709999331,5cyclictest4497-21PK-Backend11:39:591
341709999331,30cyclictest0-21swapper/111:26:531
341709999331,29cyclictest4497-21PK-Backend12:04:061
341709999331,29cyclictest4497-21PK-Backend10:56:331
341709999331,29cyclictest4497-21PK-Backend08:52:241
341709999331,29cyclictest4497-21PK-Backend08:49:531
341709999331,29cyclictest4497-21PK-Backend08:09:521
341709599336,12cyclictest141rcu_preempt12:10:130
341709599336,12cyclictest141rcu_preempt12:10:130
3417095993322,7cyclictest3503972-21cpuspeed_turbos11:15:140
3417095993322,7cyclictest3440772-21tr08:15:140
3417095993321,7cyclictest3435304-21tr08:00:140
3417095993321,7cyclictest3435304-21tr08:00:130
3417095993320,9cyclictest2093-21JS10:49:100
3417095993319,10cyclictest3525535-21wc12:15:300
3417095993319,10cyclictest3525535-21wc12:15:300
3417095993318,10cyclictest3515916-21sed11:50:010
3417095993318,10cyclictest3472697-21cat09:45:140
3417095993316,12cyclictest3430437-21awk07:45:220
3417095993315,13cyclictest3529143-21ntpq12:25:230
3417095993312,5cyclictest141rcu_preempt10:10:410
3417095993311,6cyclictest141rcu_preempt12:34:450
341709999322,9cyclictest141rcu_preempt10:45:251
341709999322,9cyclictest141rcu_preempt10:45:241
3417099993225,5cyclictest0-21swapper/108:30:121
3417099993225,4cyclictest4497-21PK-Backend10:39:211
341709999321,8cyclictest4497-21PK-Backend09:57:481
341709999321,8cyclictest4497-21PK-Backend09:49:161
341709999321,4cyclictest4497-21PK-Backend08:15:291
341709999321,3cyclictest4497-21PK-Backend10:44:021
341709999321,28cyclictest4497-21PK-Backend10:53:241
341709999321,28cyclictest4497-21PK-Backend09:29:181
341709999321,28cyclictest4497-21PK-Backend07:55:291
341709999321,10cyclictest4497-21PK-Backend09:50:091
341709599325,11cyclictest3493359-21cpuspeed_turbos10:45:140
341709599325,11cyclictest3493359-21cpuspeed_turbos10:45:140
341709599324,23cyclictest3498810-21awk11:00:190
3417095993222,6cyclictest13-21ksoftirqd/010:55:140
3417095993218,10cyclictest3487199-21wc10:25:300
3417095993216,12cyclictest3503330-21munin-run11:15:010
3417095993212,5cyclictest141rcu_preempt10:36:530
3417095993211,5cyclictest141rcu_preempt10:15:220
341709599321,13cyclictest3438510-21latency_hist08:10:020
3417101993124,5cyclictest0-21swapper/211:55:102
3417099993124,4cyclictest4497-21PK-Backend09:40:331
3417099993121,5cyclictest26-21ksoftirqd/112:05:151
3417099993121,5cyclictest26-21ksoftirqd/108:38:461
3417099993117,10cyclictest3417837-21grep07:10:211
3417099993117,10cyclictest3417837-21grep07:10:211
341709999311,4cyclictest4497-21PK-Backend07:34:131
3417095993120,7cyclictest3480780-21latency_hist10:09:590
3417095993118,10cyclictest3495587-21cut10:50:250
3417095993117,10cyclictest3432330-21sed07:50:220
3417095993116,11cyclictest3507547-21cat11:25:160
3417095993115,12cyclictest3475079-21xargs09:50:300
3417095993110,6cyclictest141rcu_preempt11:05:400
3417095993018,8cyclictest13-21ksoftirqd/008:40:220
341709599301,10cyclictest3459792-21sort09:10:020
3417099992920,5cyclictest26-21ksoftirqd/109:36:201
3417099992920,5cyclictest26-21ksoftirqd/109:36:201
341709999268,15cyclictest4497-21PK-Backend09:35:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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