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2026-03-09 - 10:43
[ 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 #b, 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.

Note that this system runs a non-RT kernel.
Data to construct the above plot have been generated using the RT test utility cyclictest.

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 792 highest latencies:
System rackbslot7s.osadl.org (updated Mon Mar 09, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
207212355018,3510sleep320181-21kworker/u8:321:18:403
4861257014,543sleep11675-21kworker/1:022:10:431
9582466100,299sleep21103-21head20:14:022
8482242841,313sleep28544-21processes20:38:582
4608241348,159sleep24670-21fschecks_time23:53:482
10270225718,224sleep210299-21df19:03:462
20196224641,192sleep220217-21apt19:33:402
20196224641,192sleep220217-21apt19:33:402
16993224359,106sleep216968-21latency_hist00:33:302
16993224359,106sleep216968-21latency_hist00:33:302
489622398,192sleep24947-21sort20:28:442
8201223248,63sleep20-21swapper/200:03:582
21807222712,200sleep121849-21ntpq23:03:531
26226222550,106sleep226312-21fschecks_time23:18:482
31302222331,151sleep231329-21idleruntime-cro21:53:282
27074222334,66sleep20-21swapper/219:54:002
14625222388,115sleep20-21swapper/222:39:432
21481221616,139sleep20-21swapper/221:19:532
24279220446,105sleep224261-21latency_hist23:13:312
13420220219,91sleep20-21swapper/222:38:302
13420220219,91sleep20-21swapper/222:38:302
905219220,100sleep20-21swapper/223:40:322
22732219268,49sleep20-21swapper/223:08:302
25872218827,29sleep10-21swapper/123:18:301
22282216714,90sleep20-21swapper/221:23:442
12813216721,43sleep20-21swapper/200:18:562
12639216732,54sleep20-21swapper/220:53:402
8687216666,54sleep20-21swapper/222:23:282
17335216615,137sleep117337-21acpi21:08:411
108421606,140sleep31124-21ntpq21:58:543
10840215416,52sleep211600-21cyclictest00:13:472
16518215148,46sleep20-21swapper/222:48:322
1403121489,57sleep20-21swapper/200:23:332
3109821468,124sleep031117-21apt-get20:08:390
1736321428,123sleep217428-21ps19:23:592
15956214219,102sleep20-21swapper/219:19:032
20333214043,81sleep220507-21gpgv21:18:312
20333214043,81sleep220507-21gpgv21:18:312
21514213220,92sleep321530-21sort23:03:473
2886721317,16sleep20-21swapper/219:59:042
14225212916,51sleep20-21swapper/219:13:582
2764212840,71sleep20-21swapper/222:03:582
832212614,97sleep1957-21timerandwakeup20:14:011
24094212411,53sleep20-21swapper/221:28:492
24648212027,44sleep224657-21munin-run19:48:302
28960211916,84sleep328977-21grep23:28:303
28960211916,84sleep328977-21grep23:28:303
18389211950,56sleep218276-21/usr/sbin/munin22:53:492
10514211918,82sleep110563-21latency_hist00:13:301
629121179,96sleep00-21swapper/023:58:510
32202211712,43sleep20-21swapper/221:54:012
17920211720,74sleep318060-21tail00:34:003
17920211720,74sleep318060-21tail00:34:003
1481921175,12sleep00-21swapper/019:15:460
10565211611,65sleep210709-21latency_hist00:13:312
17684211413,45sleep20-21swapper/200:33:542
17684211413,45sleep20-21swapper/200:33:542
11628211417,28sleep00-21swapper/019:08:310
6741211311,45sleep20-21swapper/223:59:012
17402211313,87sleep117403-21switchtime22:49:031
11868211216,79sleep012020-21latency_hist22:33:320
13737211116,81sleep113756-21apt-get19:13:411
11806211117,47sleep20-21swapper/219:08:412
5571211014,46sleep20-21swapper/222:13:392
18891211012,74sleep018413-21/usr/sbin/munin19:28:540
4228210970,22sleep20-21swapper/223:53:282
3108210945,20sleep20-21swapper/220:23:312
22376210915,73sleep322255-21/usr/sbin/munin21:23:493
26736210816,76sleep326882-21cat21:38:313
9067210513,79sleep19124-21fschecks_time22:23:471
31024210534,18sleep20-21swapper/223:33:502
13598210510,78sleep00-21swapper/000:23:180
26418210411,22sleep30-21swapper/319:53:403
23590210313,70sleep023715-21latency_hist21:28:310
11856210316,47sleep211992-21grep20:48:592
4678210217,23sleep20-21swapper/220:28:322
3813210223,46sleep03809-21apt-get22:08:400
9667210110,69sleep39181-21/usr/sbin/munin00:08:563
25085210113,71sleep125105-21modprobe21:33:281
20490210019,60sleep319848-21/usr/sbin/munin22:58:593
46929913,68sleep0514-21latency_hist21:58:310
172062999,14sleep00-21swapper/022:48:540
1616829916,68sleep116201-21ntp_kernel_err21:03:521
2849629826,55sleep20-21swapper/221:43:432
10812989,45sleep20-21swapper/221:58:532
302729714,58sleep12950-21/usr/sbin/munin23:48:471
3216429613,67sleep30-21swapper/320:10:403
1743529622,53sleep20-21swapper/222:49:042
521429457,21sleep25394-21gpgv22:13:312
1726229412,68sleep017293-21nfs_client19:23:530
2473829315,11sleep20-21swapper/223:13:512
1728129315,61sleep317356-21/usr/sbin/munin22:48:573
1897229212,65sleep319043-21sensors_temp19:28:573
1400329214,64sleep014086-21wc20:58:300
51012915,11sleep30-21swapper/320:28:493
2969629111,67sleep229756-21find23:29:052
1256729017,57sleep112631-21mailstats22:33:571
1256729017,57sleep112631-21mailstats22:33:571
108842908,43sleep211035-21cat20:48:312
2579228923,47sleep325829-21idleruntime-cro23:18:283
1842028924,45sleep20-21swapper/219:28:402
1093528733,28sleep00-21swapper/019:04:000
2391428619,44sleep323972-21fschecks_time21:28:463
2148228616,51sleep121489-21modprobe19:38:281
2148228616,51sleep121489-21modprobe19:38:281
771128514,53sleep37400-21/usr/sbin/munin22:19:013
76528517,17sleep00-21swapper/020:14:000
556928510,58sleep15695-21/usr/sbin/munin20:29:001
157952857,36sleep20-21swapper/221:03:412
304392840,7sleep30-21swapper/321:48:523
1334128417,46sleep013405-21sendmail-msp22:38:280
1334128417,46sleep013405-21sendmail-msp22:38:280
2201828321,46sleep20-21swapper/219:38:492
1491528315,53sleep314940-21idleruntime-cro22:43:283
1384528316,33sleep10-21swapper/122:38:491
1363128311,55sleep113632-21sshd20:54:441
1982128218,40sleep119957-21wc19:33:311
1744828213,33sleep10-21swapper/100:33:491
1744828213,33sleep10-21swapper/100:33:491
1736428210,57sleep217336-21/usr/sbin/munin21:08:462
84642810,9sleep00-21swapper/020:38:550
2481928118,29sleep00-21swapper/023:13:530
1588528113,18sleep10-21swapper/119:19:021
894128018,11sleep20-21swapper/222:23:322
2825628031,37sleep228367-21latency_hist21:43:312
2586128018,12sleep20-21swapper/219:49:442
2343928017,43sleep00-21swapper/023:08:570
1411327918,44sleep10-21swapper/100:23:401
1046627922,29sleep00-21swapper/000:13:290
751827820,10sleep20-21swapper/220:36:112
479127813,46sleep14850-21/usr/sbin/munin23:53:511
3003527816,48sleep20-21swapper/220:03:572
2093427817,50sleep20-21swapper/223:00:472
1073227815,11sleep20-21swapper/222:28:492
2879927719,10sleep20-21swapper/223:26:552
2879927719,10sleep20-21swapper/223:26:552
2580127717,45sleep20-21swapper/221:33:542
118227718,40sleep11231-21latency_hist23:43:301
763027622,33sleep07649-21apt-get00:03:400
3231827619,34sleep332459-21grep21:54:023
2810527611,46sleep128129-21fschecks_count19:58:471
2409127610,51sleep124239-21unixbench_singl19:44:011
1048527623,32sleep310499-21grep19:03:513
257127518,11sleep20-21swapper/223:47:022
1698927515,39sleep11-21systemd00:33:291
1698927515,39sleep11-21systemd00:33:291
163742759,57sleep00-21swapper/022:47:160
3119727421,35sleep20-21swapper/220:08:452
1089227423,27sleep10-21swapper/122:28:521
2583427315,43sleep025858-21/usr/sbin/munin21:33:560
1861727317,37sleep018619-21cron21:13:280
1543227316,10sleep20-21swapper/221:02:282
2928427224,28sleep31-21systemd20:03:303
202462728,14sleep10-21swapper/121:18:301
202462728,14sleep10-21swapper/121:18:301
1630327216,22sleep00-21swapper/000:29:000
1630327216,22sleep00-21swapper/000:29:000
11702728,15sleep10-21swapper/121:58:561
921327114,32sleep30-21swapper/322:23:503
2207727116,27sleep10-21swapper/121:23:311
160627116,33sleep00-21swapper/023:43:490
1269127121,27sleep30-21swapper/322:33:593
1269127121,27sleep30-21swapper/322:33:593
515527016,37sleep05172-21cut20:28:500
3112727011,12sleep10-21swapper/120:08:441
3011027014,39sleep030181-21/usr/sbin/munin20:03:590
51726915,33sleep10-21swapper/121:58:321
339126916,39sleep13392-21sshd22:06:441
2722026916,38sleep327284-21latency21:38:513
2317426910,14sleep00-21swapper/019:43:320
2297526926,26sleep322970-21apt-get23:08:433
167982695,55sleep00-21swapper/021:05:090
1660626923,27sleep00-21swapper/019:23:290
1529326922,25sleep30-21swapper/322:43:483
953526817,33sleep09554-21apt-get20:43:400
83902688,50sleep00-21swapper/022:19:390
3018226815,38sleep130281-21cat20:04:001
1364726814,37sleep313682-21munin-run00:23:293
1243726813,33sleep112519-21grep00:18:471
769626720,28sleep17760-21sendmail-msp20:38:281
3209326716,19sleep30-21swapper/323:38:313
3032926711,44sleep130330-21sshd23:31:431
273426721,22sleep10-21swapper/123:48:311
270002670,7sleep10-21swapper/121:38:441
228392679,43sleep30-21swapper/319:40:403
1311926715,28sleep30-21swapper/319:13:313
343226619,31sleep33521-21fschecks_time20:23:493
3004426616,31sleep130038-21apt-get21:48:431
27002665,43sleep30-21swapper/322:03:553
2498126617,33sleep325025-21grep19:48:483
294926519,20sleep00-21swapper/023:48:420
2820626518,20sleep00-21swapper/021:43:290
2620126520,33sleep126229-21cut19:53:301
2619526521,20sleep10-21swapper/123:18:471
2337926513,33sleep123427-21grep23:08:541
227026514,31sleep02263-21apt-get22:03:440
2215726513,32sleep022295-21grep23:04:000
695126421,27sleep16977-21munin-run22:18:301
334926412,36sleep03419-21df20:23:460
2859226415,33sleep328688-21grep21:43:483
2650726422,27sleep326545-21ntpq23:18:533
2156026421,24sleep30-21swapper/319:38:303
2156026421,24sleep30-21swapper/319:38:303
1555226429,14sleep30-21swapper/321:03:303
1183526419,21sleep30-21swapper/322:33:303
465426313,33sleep14677-21sed20:28:311
2997626322,25sleep330023-21ntpq20:03:543
1743026315,26sleep30-21swapper/319:24:003
1729426314,32sleep117336-21/usr/sbin/munin19:23:541
1491426319,19sleep30-21swapper/300:24:223
995126221,19sleep10-21swapper/120:43:531
777626216,23sleep30-21swapper/320:38:313
506626212,35sleep05134-21awk23:53:590
791126118,18sleep10-21swapper/122:19:071
585626115,23sleep30-21swapper/323:58:303
41262616,42sleep30-21swapper/323:52:083
3201326119,26sleep0222-21systemd-journal23:38:280
227662617,43sleep00-21swapper/019:39:440
1918026121,22sleep00-21swapper/021:13:530
1918026121,22sleep00-21swapper/021:13:530
181262616,13sleep10-21swapper/122:53:311
670926012,32sleep06756-21cat20:33:510
666026015,29sleep16740-21switchtime23:59:001
313526013,20sleep30-21swapper/320:23:323
1779426016,22sleep30-21swapper/321:08:593
1640226012,26sleep30-21swapper/321:03:583
1546226017,26sleep00-21swapper/000:28:310
801725915,27sleep18011-21apt-get20:38:451
2898325920,23sleep00-21swapper/021:43:570
2005925917,26sleep120099-21basename22:58:481
188425916,27sleep31906-21/usr/sbin/munin23:43:563
1211225916,29sleep112238-21grep00:18:311
954625815,30sleep09617-21cat22:23:590
891925812,31sleep18967-21systemd-run00:08:291
2778225819,21sleep10-21swapper/119:58:311
2033725814,22sleep00-21swapper/022:58:550
1518725818,24sleep10-21swapper/120:59:281
135822586,16sleep30-21swapper/320:54:053
1031925818,24sleep110431-21perl19:03:491
3051625718,18sleep30-21swapper/323:33:303
2502925716,18sleep00-21swapper/019:48:490
1203225715,28sleep312097-21lockfile-remove00:18:293
1159225719,17sleep30-21swapper/320:48:563
8392565,39sleep00-21swapper/023:39:410
35025620,19sleep30-21swapper/323:38:563
294092566,12sleep10-21swapper/121:44:021
3097425512,28sleep131023-21irqstats23:33:491
1181225516,23sleep111803-21apt-get19:08:451
932225417,20sleep30-21swapper/320:43:313
2958725418,22sleep00-21swapper/023:28:590
2513725413,26sleep00-21swapper/021:33:310
2334825413,25sleep323343-21apt-get19:43:433
1724225410,17sleep00-21swapper/000:33:440
1724225410,17sleep00-21swapper/000:33:440
1560625414,20sleep10-21swapper/122:43:541
121482547,36sleep10-21swapper/120:50:321
1110625414,23sleep011101-21apt-get20:48:410
827025315,22sleep30-21swapper/300:03:593
55892538,23sleep30-21swapper/322:13:403
392725313,21sleep34022-21perl22:08:483
2536925313,24sleep125366-21apt-get21:33:401
2227925316,22sleep122274-21apt-get21:23:431
2023225310,26sleep020299-21df19:33:470
2023225310,26sleep020299-21df19:33:470
1347425315,20sleep30-21swapper/319:13:353
2179325213,23sleep121792-21apt-get19:38:401
216825217,17sleep00-21swapper/020:18:530
2811325112,23sleep128119-21ntp_states23:23:561
2811325112,23sleep128119-21ntp_states23:23:561
2203825112,26sleep022076-21cat21:23:300
204625112,23sleep12069-21irqstats20:18:501
19172516,34sleep00-21swapper/022:02:390
1532525115,19sleep30-21swapper/319:18:443
147112516,37sleep00-21swapper/022:40:460
1124025113,18sleep00-21swapper/000:13:570
598325013,16sleep00-21swapper/022:14:010
3267225012,21sleep332668-21apt-get20:13:433
3029525013,21sleep030317-21irqstats21:48:500
2846225012,23sleep028473-21ntp_states19:58:540
1915025014,20sleep319203-21users22:54:023
2808824811,19sleep00-21swapper/023:23:550
2808824811,19sleep00-21swapper/023:23:550
1914424713,16sleep30-21swapper/321:13:523
1914424713,16sleep30-21swapper/321:13:523
1593124611,20sleep315965-21irqstats00:28:513
1593124611,20sleep315965-21irqstats00:28:513
610924514,17sleep30-21swapper/323:58:463
2741724511,17sleep00-21swapper/023:23:300
2692824513,17sleep00-21swapper/019:53:580
1431924512,17sleep00-21swapper/020:58:470
1870524012,15sleep00-21swapper/022:53:550
95612357,13sleep30-21swapper/320:43:433
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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