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2026-02-26 - 12:28
[ 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 Thu Feb 26, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
155312242911,2401sleep010321-21kworker/u8:220:24:340
17702260041,448sleep317705-21cron23:59:063
17702260041,448sleep317705-21cron23:59:063
24947254514,513sleep124955-21ntpq19:14:161
25958250326,462sleep3191-21jbd2/mmcblk2p2-22:39:383
16156247214,443sleep116201-21/usr/sbin/munin23:54:071
20377244922,403sleep320406-21awk22:24:073
24408242035,209sleep324549-21latency_hist19:14:103
24408242035,209sleep324549-21latency_hist19:14:103
5952240613,378sleep15991-21ntpq23:19:301
1232423569,333sleep312361-21basename20:14:273
11195229712,238sleep311201-21latency_hist21:54:113
11195229712,238sleep311201-21latency_hist21:54:113
25208228776,195sleep325245-21fschecks_time20:54:343
149882285109,100sleep315070-21fschecks_time23:49:253
2504322499,225sleep325109-21swap19:14:183
19942224961,24sleep30-21swapper/300:04:523
21447224616,216sleep3222-21systemd-journal20:44:083
184042230105,25sleep30-21swapper/323:59:353
30994222738,175sleep331132-21grep22:55:173
26895222521,18sleep30-21swapper/322:44:233
18885222530,179sleep319010-21latency_hist22:19:103
25255221714,32sleep025402-21awk00:19:380
6475221431,107sleep36538-21switchtime19:54:413
27301220827,60sleep327428-21timerwakeupswit20:59:393
25823219210,80sleep30-21swapper/300:24:103
29554218620,79sleep30-21swapper/300:34:313
2220021858,119sleep30-21swapper/320:44:363
4805217512,147sleep34853-21unin-run21:34:083
4805217512,147sleep34853-21unin-run21:34:083
6657216919,135sleep16778-21unixbench_singl19:54:431
535216914,35sleep30-21swapper/321:19:263
8282215817,118sleep30-21swapper/321:44:213
8282215817,118sleep30-21swapper/321:44:213
1646214439,27sleep31769-21timerandwakeup19:39:383
28866213932,87sleep30-21swapper/319:24:443
5520213824,93sleep05691-21apt-key19:54:090
13620213813,106sleep013683-21latency23:44:290
30884213621,99sleep230991-21grep22:55:162
22680213628,96sleep322743-21latency_hist00:14:083
8765213510,111sleep38795-21fschecks_count23:29:263
8765213510,111sleep38795-21fschecks_count23:29:263
1038921346,112sleep310537-21latency_hist20:09:103
720521336,46sleep30-21swapper/323:24:253
720521336,46sleep30-21swapper/323:24:253
25115213319,98sleep025185-21acpi19:14:190
10312213219,94sleep110402-21tune2fs23:34:241
555621308,110sleep35563-21basename23:19:163
29240213020,83sleep129256-21fschecks_count00:34:251
3350212919,83sleep30-21swapper/319:44:393
3350212919,83sleep30-21swapper/319:44:393
21821212921,87sleep221855-21fschecks_count20:44:272
7752212416,87sleep30-21swapper/319:59:293
18392212412,88sleep322815-21cyclictest20:34:103
3710212331,56sleep33745-21idleruntime-cro23:14:073
2427521228,77sleep324394-21date00:19:093
15020212213,72sleep315054-21munin-run20:24:083
13816212123,75sleep213854-21fschecks_count20:19:272
13678211920,76sleep20-21swapper/221:59:392
28884211516,82sleep129010-21/usr/sbin/munin21:04:371
27472211467,31sleep30-21swapper/319:19:393
18699211432,68sleep318748-21grep20:34:263
4460211211,84sleep24497-21ps23:14:352
16829211232,68sleep316888-21date20:29:093
28866211031,66sleep328897-21munin-run00:34:073
10572211035,34sleep30-21swapper/320:09:183
10572211035,34sleep30-21swapper/320:09:183
2820721099,39sleep30-21swapper/321:04:193
18305210915,69sleep118005-21/usr/sbin/munin23:59:331
16720210913,81sleep316860-21head22:09:373
1961121087,23sleep20-21swapper/200:04:102
9136210716,77sleep09197-21fschecks_time20:04:270
3031721068,18sleep00-21swapper/021:09:370
13884210627,34sleep313325-21/usr/sbin/munin23:44:363
12858210626,69sleep313441-21snmpd23:41:293
23382210512,22sleep023388-21ntp_states00:14:340
11767210534,33sleep30-21swapper/321:54:353
23221210330,62sleep313441-21snmpd22:30:463
2082210233,32sleep30-21swapper/321:24:263
18001210212,69sleep00-21swapper/022:14:350
1535421025,17sleep30-21swapper/322:04:413
6665210123,37sleep30-21swapper/321:39:213
28811210126,63sleep328858-21ntpq22:49:313
28811210126,63sleep328858-21ntpq22:49:313
13112210117,68sleep013222-21latency_hist23:44:090
30249210026,36sleep30-21swapper/321:09:363
2669121009,48sleep30-21swapper/300:24:383
21638210010,74sleep221721-21latency00:09:272
451829822,15sleep30-21swapper/319:49:323
246122989,76sleep324694-21apt-config20:54:093
22172988,74sleep32355-21latency_hist23:09:103
676229717,56sleep16854-21fschecks_time21:39:271
326022978,42sleep30-21swapper/319:35:383
297422979,72sleep029762-21pluginstate22:54:090
297422979,72sleep029762-21pluginstate22:54:090
2066429727,31sleep30-21swapper/322:24:193
1307129629,47sleep30-21swapper/321:59:283
2866829513,64sleep128672-21diskstats19:24:341
1516629515,64sleep215204-21wc23:49:282
126929412,64sleep21303-21irqstats19:39:292
43982939,14sleep30-21swapper/323:14:313
3158829226,52sleep331661-21sed21:14:293
2503129215,61sleep125091-21basename22:39:071
147129211,14sleep00-21swapper/021:21:040
2230229120,54sleep022318-21sort22:29:250
2242429012,63sleep222474-21/usr/sbin/munin22:29:272
1857029012,59sleep018640-21sensors_temp23:59:400
3081628916,50sleep130198-21/usr/sbin/munin22:55:151
576028710,60sleep30-21swapper/321:34:363
248872877,47sleep313441-21snmpd22:37:163
2562228623,44sleep225663-21ntpq19:14:452
1155628525,37sleep011570-21cat23:39:080
786128419,39sleep18007-21grep23:24:391
786128419,39sleep18007-21grep23:24:391
2665828415,47sleep026725-21/usr/sbin/munin20:59:230
314272839,35sleep331496-21cat19:34:093
139182837,61sleep00-21swapper/022:01:020
1343828316,43sleep113497-21fschecks_time23:44:261
2916628220,39sleep229312-21unixbench_singl22:49:392
2916628220,39sleep229312-21unixbench_singl22:49:392
2141928212,18sleep00-21swapper/000:09:210
844328117,16sleep20-21swapper/223:29:082
844328117,16sleep20-21swapper/223:29:082
253828122,38sleep22607-21fschecks_time23:09:262
890028024,32sleep19057-21tail21:44:361
890028024,32sleep19057-21tail21:44:361
103528014,51sleep01076-21grep19:39:230
976127919,35sleep29755-21apt-get21:49:212
976127919,35sleep29755-21apt-get21:49:212
399727921,37sleep03992-21apt-get23:14:200
3180227924,40sleep30-21swapper/322:59:213
2758227923,28sleep10-21swapper/100:29:161
2455527918,36sleep024749-21cpu19:14:110
2455527918,36sleep024749-21cpu19:14:110
1069127926,39sleep210755-21ps23:34:342
627627820,37sleep06427-21grep23:19:370
320402788,14sleep10-21swapper/119:34:561
2708927822,25sleep00-21swapper/022:44:280
2134627826,27sleep20-21swapper/222:24:392
2022527820,43sleep020258-21nfs_client00:04:570
1836927820,42sleep218390-21latency_hist20:34:092
485627716,41sleep14938-21latency_hist21:34:101
485627716,41sleep14938-21latency_hist21:34:101
3211427712,45sleep00-21swapper/019:35:270
2820927616,38sleep228390-21gpgv19:24:102
2042927631,27sleep10-21swapper/122:24:091
2797527515,25sleep20-21swapper/200:29:302
2186327513,16sleep00-21swapper/019:04:340
1394027521,27sleep00-21swapper/020:19:290
795727416,42sleep17989-21proc_pri19:59:351
400727430,24sleep20-21swapper/221:29:342
400727430,24sleep20-21swapper/221:29:342
2879127413,42sleep028883-21/usr/sbin/munin21:04:360
1653427424,30sleep10-21swapper/123:54:281
1653427424,30sleep10-21swapper/123:54:281
1148527429,34sleep311554-21systemd-run23:39:073
918327319,39sleep19259-21awk23:29:361
918327319,39sleep19259-21awk23:29:361
3202827316,24sleep00-21swapper/021:14:380
272127325,24sleep10-21swapper/123:09:291
3020627215,31sleep00-21swapper/019:29:250
2660627219,37sleep0588-21cron22:44:070
2211427216,37sleep122276-21unixbench_multi19:04:391
216427221,29sleep00-21swapper/023:09:070
2437427123,31sleep20-21swapper/222:34:402
1677827121,34sleep116779-21cron20:29:071
2419527022,32sleep124221-21munin-run00:19:071
388926924,26sleep10-21swapper/119:49:091
388926924,26sleep10-21swapper/119:49:091
299526916,33sleep03058-21/usr/sbin/munin23:09:360
2868426922,24sleep00-21swapper/019:24:410
2739226924,24sleep20-21swapper/200:29:092
1767326910,46sleep017761-21timerandwakeup20:29:390
1660126912,40sleep216719-21cat22:09:362
3216326815,40sleep032178-21grep22:59:300
3058926814,34sleep20-21swapper/219:29:362
2821126817,20sleep20-21swapper/221:04:222
2305526818,28sleep00-21swapper/020:49:090
116822686,50sleep10-21swapper/120:11:511
116822686,50sleep10-21swapper/120:11:511
945126721,30sleep29491-21/usr/sbin/munin20:04:332
3226526713,21sleep20-21swapper/222:59:362
2973026720,25sleep00-21swapper/000:34:360
2275026722,24sleep322794-21ls19:09:093
197902678,19sleep10-21swapper/100:04:171
3223226614,35sleep232266-21/usr/sbin/munin19:35:292
2982926618,31sleep130018-21cut22:54:101
2982926618,31sleep130018-21cut22:54:101
2645726622,24sleep10-21swapper/100:24:321
2425226618,31sleep1367-21sshd19:13:471
2425226618,31sleep1367-21sshd19:13:471
151426612,30sleep10-21swapper/119:39:361
518626519,21sleep00-21swapper/021:34:250
3077326513,40sleep26951-1kworker/2:1H21:10:482
261026515,21sleep20-21swapper/221:24:382
211872656,46sleep20-21swapper/220:40:472
1348826519,24sleep00-21swapper/020:19:090
868326417,27sleep00-21swapper/023:29:230
868326417,27sleep00-21swapper/023:29:230
311562645,10sleep10-21swapper/119:31:081
2093526422,23sleep00-21swapper/022:24:290
195522645,46sleep10-21swapper/120:35:011
1888226416,33sleep218913-21latency20:34:292
181626413,22sleep20-21swapper/223:04:412
130126425,22sleep10-21swapper/123:04:321
1214626421,18sleep20-21swapper/220:14:222
867826321,27sleep28742-21ps21:44:332
867826321,27sleep28742-21ps21:44:332
817026310,14sleep00-21swapper/019:59:390
287142635,13sleep00-21swapper/000:32:100
2571626315,22sleep10-21swapper/122:39:321
2535826314,36sleep225399-21latency20:54:372
2540326215,22sleep10-21swapper/100:19:391
2469626218,27sleep024850-21apt-config20:54:100
217426221,19sleep00-21swapper/021:24:270
1667326220,25sleep20-21swapper/220:27:472
740226117,28sleep07467-21grep23:24:300
740226117,28sleep07467-21grep23:24:300
1581726121,22sleep00-21swapper/023:49:460
1131326114,28sleep211307-21apt-get21:54:222
422526021,19sleep20-21swapper/219:49:272
3217926018,21sleep10-21swapper/122:59:311
254126017,23sleep10-21swapper/121:24:371
2232026014,26sleep122423-21perl22:29:261
1770926014,20sleep00-21swapper/023:59:070
1770926014,20sleep00-21swapper/023:59:070
1225526015,28sleep112261-21ntp_states23:39:331
1013026013,20sleep00-21swapper/021:49:310
1013026013,20sleep00-21swapper/021:49:310
3258925913,28sleep132651-21awk21:19:071
2723725914,22sleep20-21swapper/220:59:382
2524825918,25sleep025299-21/usr/sbin/munin20:54:350
2076325914,23sleep10-21swapper/120:39:371
1920325916,26sleep219207-21diskstats22:19:262
1269025924,18sleep10-21swapper/121:59:091
77262587,40sleep00-21swapper/021:41:320
321925821,16sleep20-21swapper/219:44:382
321925821,16sleep20-21swapper/219:44:382
2984025819,21sleep20-21swapper/219:29:072
2697825817,22sleep20-21swapper/222:44:262
2432025814,26sleep224360-21munin-run19:14:082
2432025814,26sleep224360-21munin-run19:14:082
14412585,11sleep10-21swapper/121:20:451
1351825812,22sleep10-21swapper/120:19:101
1190925814,27sleep20-21swapper/220:14:102
1190925814,27sleep20-21swapper/220:14:102
107625813,28sleep21187-21timerwakeupswit21:19:372
799225711,17sleep20-21swapper/219:59:372
78492575,11sleep20-21swapper/221:43:072
65212576,40sleep20-21swapper/223:20:002
301022577,38sleep20-21swapper/200:35:072
1987325717,25sleep019896-21munin-run20:39:080
1644425714,26sleep216441-21apt-get23:54:202
1644425714,26sleep216441-21apt-get23:54:202
1444425716,25sleep014438-21apt-get22:04:210
2797225618,16sleep10-21swapper/121:04:091
2508325615,24sleep125072-21apt-get20:54:241
1761625615,23sleep217621-21diskstats22:14:252
1417725616,25sleep114183-21ntp_states20:19:341
241482556,9sleep20-21swapper/200:18:312
2179525518,23sleep221806-21needreboot19:04:322
1874425520,19sleep20-21swapper/223:59:422
1334125515,24sleep113347-21ntp_states21:59:341
866025411,20sleep00-21swapper/021:44:310
866025411,20sleep00-21swapper/021:44:310
354625414,24sleep03541-21apt-get21:29:200
354625414,24sleep03541-21apt-get21:29:200
2705925410,32sleep013441-21snmpd00:25:480
2695225416,21sleep00-21swapper/019:19:280
2542425413,25sleep225430-21diskstats22:39:252
445325314,23sleep14459-21ntp_states23:14:341
905225214,22sleep19119-21df20:04:241
587525215,22sleep25405-21apt-get19:54:112
2689325212,24sleep126887-21apt-get22:44:211
2451225213,23sleep224508-21apt-get00:19:202
232982529,14sleep10-21swapper/120:49:271
2201725214,17sleep10-21swapper/122:29:101
1832625214,24sleep10-21swapper/120:34:081
1490925219,18sleep10-21swapper/122:04:351
637725112,23sleep06383-21ntp_states19:54:380
412925114,19sleep10-21swapper/119:49:221
38012515,36sleep00-21swapper/019:48:360
38012515,36sleep00-21swapper/019:48:360
2686425115,22sleep126871-21df_inode19:19:251
2218225112,22sleep122189-21ntp_states20:44:341
2018725113,22sleep020183-21apt-get20:39:200
1598725010,16sleep00-21swapper/022:09:180
1264925011,17sleep00-21swapper/021:59:080
1189525014,15sleep20-21swapper/223:39:262
508724913,21sleep15084-21apt-get21:34:181
3022724911,21sleep130233-21ntp_states21:09:341
1496424913,14sleep20-21swapper/222:04:362
1371924913,17sleep20-21swapper/223:44:312
1058024911,22sleep010593-21apt-get20:09:190
1058024911,22sleep010593-21apt-get20:09:190
60232485,33sleep20-21swapper/221:34:552
3154624813,20sleep231587-21irqstats21:14:282
3064624810,23sleep030690-21ntpq22:55:100
225552485,31sleep10-21swapper/100:13:091
1926924810,13sleep00-21swapper/022:19:280
1606324813,21sleep116070-21df_inode22:09:231
237472469,22sleep023767-21apt-get22:34:180
180412458,15sleep10-21swapper/122:14:361
87582449,20sleep28764-21diskstats23:29:252
87582449,20sleep28764-21diskstats23:29:252
233662436,14sleep20-21swapper/220:49:282
976024110,16sleep10-21swapper/121:49:201
976024110,16sleep10-21swapper/121:49:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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