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2026-02-25 - 05:41
[ 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 highest latencies:
System rackbslot7s.osadl.org (updated Wed Feb 25, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26991289029,8881sleep123899-21kworker/1:120:52:471
12781217681,1752sleep031356-1kworker/0:0H23:34:220
20551283833,793sleep120559-21ntpq22:14:381
19952272619,691sleep219986-21memory20:29:352
322326767,656sleep13231-21ntpq21:19:391
322326767,656sleep13231-21ntpq21:19:391
11371244613,416sleep011449-21find21:44:410
2302823749,312sleep123184-21latency_hist22:24:151
26634234910,323sleep126741-21tune2fs19:09:321
1567823318,267sleep115753-21latency_hist23:44:121
18311228910,207sleep118440-21latency_hist22:09:131
28515224138,21sleep10-21swapper/122:39:411
28515224138,21sleep10-21swapper/122:39:411
13581220211,141sleep113615-21basename21:54:111
17697219586,83sleep10-21swapper/120:24:131
3264521857,161sleep10-21swapper/121:09:421
32347218214,148sleep032500-21latency_hist22:54:130
1769218012,94sleep11648-21/usr/sbin/munin22:59:311
2962721659,109sleep129694-21cat22:44:331
2962721659,109sleep129694-21cat22:44:331
9112216312,76sleep10-21swapper/119:54:421
9112216312,76sleep10-21swapper/119:54:421
2727121639,38sleep10-21swapper/100:19:371
11314215727,114sleep1292-21in:imuxsock20:04:101
11314215727,114sleep1292-21in:imuxsock20:04:101
555215410,131sleep1601-21cut22:54:391
31695215318,59sleep10-21swapper/100:34:311
26302215119,40sleep00-21swapper/022:34:230
26302215119,40sleep00-21swapper/022:34:230
15842215172,56sleep115877-21ntpq21:59:361
12210214918,110sleep012312-21/usr/sbin/munin20:04:420
12210214918,110sleep012312-21/usr/sbin/munin20:04:420
2957321479,122sleep029648-21find20:59:440
27230214610,118sleep10-21swapper/122:34:441
27230214610,118sleep10-21swapper/122:34:441
1966214537,94sleep11982-21modprobe19:34:101
7918214356,75sleep17970-21latency21:34:321
3371214110,116sleep23437-21idleruntime23:04:292
18216214139,18sleep10-21swapper/120:24:501
16369213814,109sleep316447-21fschecks_time20:19:313
2653821369,18sleep00-21swapper/019:09:270
24080213556,40sleep10-21swapper/100:09:361
4548213446,16sleep10-21swapper/121:24:311
29829213436,76sleep10-21swapper/119:19:131
29829213436,76sleep10-21swapper/119:19:131
11277213314,100sleep311369-21mailstats21:44:403
25526213120,68sleep10-21swapper/120:48:551
27759213011,105sleep027798-21ntpq20:54:350
19012213068,46sleep10-21swapper/123:54:261
19012213068,46sleep10-21swapper/123:54:261
13323212861,51sleep10-21swapper/120:09:311
13323212861,51sleep10-21swapper/120:09:311
28650212521,87sleep328704-21tr20:59:103
5458212210,97sleep25585-21unixbench_multi23:09:412
22250212246,61sleep122342-21fschecks_time00:04:311
2062721215,18sleep10-21swapper/120:30:591
14140211915,82sleep313846-21/usr/sbin/munin21:54:333
2838821185,66sleep10-21swapper/120:55:501
20095211818,34sleep320158-21find20:29:403
12759211815,79sleep312275-21apt-get23:34:213
7908211741,63sleep17909-21cpu23:19:251
30066211724,68sleep10-21swapper/119:19:251
30066211724,68sleep10-21swapper/119:19:251
1281021177,60sleep112778-21apt-get23:34:391
827521158,58sleep18426-21latency_hist19:54:131
5651211510,91sleep15697-21latency19:44:361
15627211419,75sleep315640-21idleruntime-cro23:44:103
14059211425,71sleep126331-21cyclictest21:54:311
366211124,32sleep20-21swapper/200:39:132
4775210825,44sleep00-21swapper/023:09:230
414121056,30sleep10-21swapper/123:04:441
10748210529,32sleep110761-21acpi21:44:211
12230210432,20sleep10-21swapper/123:33:471
2016210315,71sleep32092-21sed19:34:123
12398210320,62sleep30-21swapper/321:49:283
767121028,80sleep17816-21latency_hist23:19:131
2313421029,81sleep123173-21ntpq20:39:351
18057210214,70sleep218058-21apt-get20:24:222
13434210215,72sleep213520-21timerandwakeup23:35:092
27590210125,55sleep327610-21modprobe22:39:103
27590210125,55sleep327610-21modprobe22:39:103
13002210115,60sleep013150-21grep21:49:410
1881729934,19sleep10-21swapper/122:09:331
1628629915,69sleep016353-21df20:19:280
847529810,74sleep38541-21switchtime23:19:403
33722986,29sleep10-21swapper/119:37:211
3052529825,49sleep230519-21apt-get21:04:262
212532989,53sleep121339-21cut20:34:301
170802986,30sleep10-21swapper/123:47:561
1071429833,21sleep110745-21munin-run23:29:101
1324029720,63sleep013319-21fschecks_time20:09:300
1324029720,63sleep013319-21fschecks_time20:09:300
607229619,58sleep35591-21apt-get21:29:213
329429616,57sleep33200-21/usr/sbin/munin23:04:263
110732965,78sleep00-21swapper/020:01:030
110732965,78sleep00-21swapper/020:01:030
2826129519,60sleep227883-21/usr/sbin/munin22:39:342
2826129519,60sleep227883-21/usr/sbin/munin22:39:342
2525029514,21sleep325317-21df00:14:263
406729415,63sleep24101-21/usr/sbin/munin19:39:332
316202948,47sleep131609-21apt-get19:24:291
3014829415,59sleep00-21swapper/019:19:280
3014829415,59sleep00-21swapper/019:19:280
1518229412,63sleep015255-21mailstats20:14:390
1231329430,17sleep10-21swapper/120:04:431
1231329430,17sleep10-21swapper/120:04:431
631729329,17sleep10-21swapper/121:29:361
1596529318,56sleep315967-21cron20:19:103
312742929,45sleep130981-21/usr/sbin/munin22:49:341
1829729117,57sleep218366-21users23:49:422
246552909,65sleep024700-21ntp_kernel_pll_20:44:340
1655229012,63sleep216608-21latency20:19:342
43152899,41sleep14379-21mailstats19:39:401
283942899,63sleep028447-21ls00:24:250
2493428925,48sleep10-21swapper/122:29:311
81842879,22sleep30-21swapper/319:54:113
81842879,22sleep30-21swapper/319:54:113
2628128717,54sleep326397-21cat19:09:133
1792428724,47sleep10-21swapper/123:49:371
575028612,54sleep35784-21/usr/sbin/munin19:44:383
289672868,42sleep128964-21apt-get20:59:251
2620928624,28sleep10-21swapper/119:09:111
77528526,26sleep00-21swapper/022:54:420
3112828550,16sleep10-21swapper/121:04:411
2539028513,56sleep325503-21timerandwakeup22:29:423
126328411,58sleep01266-21/usr/sbin/munin21:14:290
126328411,58sleep01266-21/usr/sbin/munin21:14:290
968028320,14sleep10-21swapper/121:39:371
431328319,48sleep34343-21cpu21:24:253
164028323,44sleep10-21swapper/121:14:381
164028323,44sleep10-21swapper/121:14:381
261732825,65sleep10-21swapper/100:14:531
2223828214,52sleep022249-21awk00:04:300
1937928211,53sleep219412-21/usr/sbin/munin23:54:352
1937928211,53sleep219412-21/usr/sbin/munin23:54:352
1387128211,55sleep05565-21kworker/0:121:54:260
584928116,45sleep10-21swapper/123:11:461
945528012,53sleep00-21swapper/023:24:250
557528019,41sleep05608-21idleruntime-cro21:29:100
3107828041,28sleep10-21swapper/100:32:371
116432807,38sleep20-21swapper/223:29:402
899127822,26sleep20-21swapper/221:39:142
865327815,46sleep38706-21if_err_eth019:54:313
865327815,46sleep38706-21if_err_eth019:54:313
83527822,39sleep2920-21fschecks_time19:29:352
3206527817,39sleep332084-21apt-get21:09:243
234227728,28sleep20-21swapper/219:34:322
227392779,48sleep30-21swapper/320:39:253
206012778,17sleep10-21swapper/123:59:261
1891627718,42sleep318949-21/usr/sbin/munin22:09:353
476427613,47sleep24771-21ntp_states21:24:362
2448227624,11sleep10-21swapper/122:29:071
235322768,49sleep30-21swapper/300:09:133
3006427516,27sleep30-21swapper/322:44:443
3006427516,27sleep30-21swapper/322:44:443
272427512,50sleep32766-21processes19:34:413
2559027522,28sleep20-21swapper/219:04:412
2437427514,21sleep30-21swapper/320:44:293
3227427441,17sleep00-21swapper/021:09:330
3007127416,41sleep229919-21/usr/sbin/munin00:29:322
2507327424,22sleep00-21swapper/019:04:310
2132027410,18sleep30-21swapper/323:59:453
1953827421,36sleep319612-21sensors_temp23:54:403
1953827421,36sleep319612-21sensors_temp23:54:403
1498227422,27sleep20-21swapper/223:39:412
130227418,31sleep00-21swapper/019:29:450
1240127415,42sleep312515-21latency_hist23:34:133
147752737,16sleep10-21swapper/120:14:281
1087027319,21sleep20-21swapper/221:44:312
69292727,21sleep16920-21apt-get19:49:291
721327119,22sleep20-21swapper/219:49:382
721327119,22sleep20-21swapper/219:49:382
2894327123,31sleep328961-21/usr/sbin/munin20:59:233
2700027111,49sleep215974-21kworker/u8:120:52:522
175342716,14sleep30-21swapper/323:49:273
1291027119,24sleep20-21swapper/220:09:122
1291027119,24sleep20-21swapper/220:09:122
1136527120,22sleep30-21swapper/320:04:123
1136527120,22sleep30-21swapper/320:04:123
2917727020,24sleep30-21swapper/319:14:433
2917727020,24sleep30-21swapper/319:14:433
2889627014,18sleep10-21swapper/100:24:381
3176726919,30sleep20-21swapper/219:24:352
3090526917,34sleep230966-21users19:19:422
3090526917,34sleep230966-21users19:19:422
1849426925,22sleep30-21swapper/320:24:563
1679626916,21sleep30-21swapper/322:04:143
136226923,23sleep20-21swapper/221:14:312
136226923,23sleep20-21swapper/221:14:312
67522686,14sleep00-21swapper/023:14:360
2652526818,28sleep226582-21munin-run00:19:102
239262686,14sleep00-21swapper/020:43:130
1294926822,25sleep30-21swapper/320:09:133
2810526715,37sleep228110-21modprobe00:24:102
1924426715,30sleep219395-21/usr/sbin/munin22:09:422
2909426618,26sleep20-21swapper/220:59:342
2106326615,26sleep20-21swapper/223:59:402
1520626626,18sleep20-21swapper/221:59:122
3098026518,20sleep20-21swapper/222:49:232
262282656,48sleep00-21swapper/000:15:360
2486426519,25sleep00-21swapper/022:29:300
2453826519,33sleep324581-21latency_hist22:29:133
2036426513,36sleep020493-21cat23:59:130
2036426513,36sleep020493-21cat23:59:130
1137726517,23sleep00-21swapper/023:29:340
1050326513,36sleep210509-21ntp_states19:59:392
1050326513,36sleep210509-21ntp_states19:59:392
1711026412,36sleep317205-21perl22:04:303
732926311,38sleep013441-21snmpd21:33:470
3180826319,25sleep30-21swapper/321:09:113
3126726317,30sleep331423-21sed00:34:133
2784326322,18sleep20-21swapper/219:14:132
180602637,17sleep00-21swapper/022:06:370
641326217,20sleep20-21swapper/223:14:302
560926217,29sleep35678-21users23:09:423
2965426211,31sleep20-21swapper/200:29:112
2827926219,24sleep30-21swapper/322:39:353
2827926219,24sleep30-21swapper/322:39:353
2696626211,36sleep326990-21ntp_states19:09:383
267532627,12sleep00-21swapper/020:49:430
2332226215,27sleep223414-21/usr/sbin/munin20:39:402
1938126218,29sleep00-21swapper/020:29:130
1053426219,22sleep00-21swapper/021:44:120
1000826219,23sleep30-21swapper/323:24:403
891226117,23sleep00-21swapper/021:39:120
43632619,42sleep00-21swapper/023:07:330
3046726113,33sleep330507-21ntp_offset19:19:353
3046726113,33sleep330507-21ntp_offset19:19:353
2908526121,19sleep20-21swapper/219:14:422
2908526121,19sleep20-21swapper/219:14:422
2907026117,26sleep329198-21unixbench_multi00:24:403
2684626113,19sleep30-21swapper/300:19:273
232226117,24sleep00-21swapper/022:59:420
2114626111,24sleep00-21swapper/023:59:420
1746426119,25sleep017459-21apt-get23:49:240
1618726115,19sleep00-21swapper/023:44:320
1446226111,27sleep20-21swapper/220:14:132
1446226111,27sleep20-21swapper/220:14:132
419226015,29sleep04201-21/usr/sbin/munin19:39:350
3210926017,24sleep30-21swapper/300:34:413
2502926017,22sleep20-21swapper/200:14:132
2167126018,18sleep30-21swapper/320:34:413
1282626020,22sleep20-21swapper/221:49:392
759125912,30sleep37620-21munin-run23:19:113
1542225912,20sleep00-21swapper/021:59:220
741325816,18sleep20-21swapper/221:34:132
2223225814,22sleep20-21swapper/222:19:392
2195025815,18sleep30-21swapper/322:19:323
2165525816,25sleep021674-21apt-get22:19:210
2069225813,28sleep020771-21find22:14:410
1591225817,24sleep215909-21apt-get23:44:212
86442577,14sleep30-21swapper/321:35:483
847025715,25sleep08465-21apt-get19:54:240
847025715,25sleep08465-21apt-get19:54:240
3016325717,20sleep00-21swapper/022:44:450
3016325717,20sleep00-21swapper/022:44:450
2687525717,15sleep00-21swapper/000:19:280
244812577,41sleep00-21swapper/022:29:060
215725711,29sleep22243-21mailstats22:59:402
844625611,18sleep20-21swapper/219:54:222
844625611,18sleep20-21swapper/219:54:222
790725614,25sleep07901-21apt-get23:19:240
46625615,18sleep00-21swapper/019:29:130
2844325612,28sleep028514-21sensors_temp22:39:400
2844325612,28sleep028514-21sensors_temp22:39:400
220225611,31sleep32204-21sshd21:16:103
220225611,31sleep32204-21sshd21:16:103
1200625616,25sleep312055-21/usr/sbin/munin20:04:373
2489825513,19sleep20-21swapper/220:44:412
2367925514,26sleep023698-21apt-get00:09:230
2134025516,20sleep20-21swapper/220:34:312
2116725513,25sleep021161-21apt-get20:34:250
2059825517,17sleep30-21swapper/322:14:403
993925418,17sleep20-21swapper/223:24:392
578625410,18sleep00-21swapper/019:44:390
378925417,21sleep30-21swapper/321:21:103
378925417,21sleep30-21swapper/321:21:103
2839325413,24sleep028430-21ntp_states19:14:190
2839325413,24sleep028430-21ntp_states19:14:190
1961825413,26sleep019613-21apt-get20:29:250
1708425419,20sleep20-21swapper/222:04:292
428425314,23sleep34290-21ntp_states19:39:383
33642539,30sleep03443-21find21:19:420
33642539,30sleep03443-21find21:19:420
3254825314,22sleep332544-21apt-get22:54:243
2994325315,20sleep00-21swapper/000:29:250
2587925313,27sleep30-21swapper/320:49:263
224425316,19sleep30-21swapper/322:59:413
1360725313,24sleep313613-21ntp_states20:09:373
1360725313,24sleep313613-21ntp_states20:09:373
971025218,18sleep30-21swapper/321:39:393
839225213,22sleep20-21swapper/223:19:392
546725217,20sleep20-21swapper/219:44:332
315862524,34sleep30-21swapper/319:24:193
2986225223,15sleep20-21swapper/222:44:392
2986225223,15sleep20-21swapper/222:44:392
2739025213,24sleep227384-21apt-get20:54:252
2377025116,16sleep20-21swapper/222:24:402
2241025114,17sleep30-21swapper/300:04:333
1854725112,22sleep018543-21apt-get22:09:240
1564525112,25sleep015677-21munin-run23:44:110
3262025013,22sleep232626-21df_inode22:54:272
3101025013,23sleep331078-21df22:49:283
2632625011,22sleep226321-21apt-get22:34:252
2632625011,22sleep226321-21apt-get22:34:252
1515125014,21sleep215157-21ntp_states20:14:372
3254324910,15sleep20-21swapper/221:09:392
2346524912,18sleep20-21swapper/200:09:122
1552224910,23sleep215529-21diskstats21:59:292
265724813,21sleep00-21swapper/019:34:380
691924610,14sleep00-21swapper/019:49:240
691924610,14sleep00-21swapper/019:49:240
3185024610,17sleep00-21swapper/021:09:120
922824512,14sleep20-21swapper/221:39:262
2608624513,16sleep20-21swapper/222:34:132
1617124512,16sleep30-21swapper/323:44:313
35812449,16sleep20-21swapper/221:19:442
35812449,16sleep20-21swapper/221:19:442
2136324212,14sleep20-21swapper/222:19:112
3148324010,15sleep00-21swapper/000:34:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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