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2026-02-20 - 19:41
[ 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 all highest latencies:
System rackbslot7s.osadl.org (updated Fri Feb 20, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20605210188,995sleep311131-1kworker/3:2H09:09:543
27632286413,814sleep327641-21unin-run07:49:283
6912240622,363sleep16927-21/usr/sbin/munin11:49:541
31308239328,342sleep331451-21cat09:44:283
6810237313,338sleep36872-21latency_hist10:09:283
3798235613,330sleep03809-21ntp_states11:39:520
6156229413,265sleep26208-21unin-run11:49:272
25689228222,240sleep225710-21munin-plugin-st11:09:262
252452267112,20sleep30-21swapper/309:24:393
18546225569,159sleep30-21swapper/309:04:293
7835223853,127sleep38028-21date11:54:283
3285222835,176sleep33303-21fschecks_count08:14:473
1660222120,87sleep20-21swapper/210:39:292
12948220718,173sleep312995-21ntp_offset08:44:513
779220314,40sleep3912-21grep08:04:583
18965219614,34sleep319058-21latency_hist12:29:283
29886219313,161sleep329326-21/usr/sbin/munin11:19:573
20267219313,162sleep320477-21date09:09:293
856821879,153sleep30-21swapper/310:14:363
856821879,153sleep30-21swapper/310:14:363
19871218271,18sleep30-21swapper/307:24:293
15124217475,85sleep315143-21fschecks_count07:09:473
15124217475,85sleep315143-21fschecks_count07:09:473
632217323,23sleep30-21swapper/309:49:293
12258217219,138sleep312261-21cron08:44:263
32320216624,86sleep30-21swapper/308:04:303
3030216312,137sleep33075-21idleruntime-cro11:39:273
3559216051,29sleep30-21swapper/311:39:473
289572160113,24sleep30-21swapper/309:34:563
22958215810,20sleep122965-21systemctl07:34:281
28035215411,128sleep328109-21sed11:14:483
28035215411,128sleep328109-21sed11:14:483
29921215317,72sleep229402-21/usr/sbin/munin07:54:562
31856215219,115sleep30-21swapper/309:44:533
8340214812,116sleep08353-21/usr/sbin/munin08:29:540
15824214743,33sleep315853-21apt-config12:19:273
3049213621,96sleep13196-21grep09:54:561
23304213621,85sleep00-21swapper/007:34:470
245212135100,15sleep30-21swapper/311:04:473
21090213349,69sleep321249-21latency_hist10:54:293
18893213314,99sleep019047-21grep10:44:570
2731221329,84sleep326793-21/usr/sbin/munin09:29:563
29137213122,90sleep129164-21grep07:54:261
29137213122,90sleep129164-21grep07:54:261
29188213015,98sleep329278-21latency_hist07:54:283
29188213015,98sleep329278-21latency_hist07:54:283
21429212610,40sleep321586-21latency_hist07:29:293
8205212514,35sleep07722-21apt-get11:54:380
10184212234,42sleep00-21swapper/010:19:420
23015212078,24sleep30-21swapper/307:34:303
11340212077,19sleep30-21swapper/312:04:383
22970211820,73sleep223059-21fschecks_time10:59:452
26396211661,43sleep326458-21idleruntime11:09:553
17656211614,20sleep00-21swapper/012:24:410
9977211515,18sleep30-21swapper/311:59:493
16337211460,43sleep316409-21/usr/sbin/munin10:39:273
26623211313,29sleep226781-21modprobe09:29:302
7056211213,86sleep37062-21grep10:09:443
3201211218,25sleep00-21swapper/008:14:440
191621120,11sleep21919-21fschecks_count11:34:442
17420211211,16sleep30-21swapper/307:14:523
12115211214,77sleep212267-21/usr/sbin/munin12:05:012
2549721119,15sleep10-21swapper/109:24:491
18807211160,40sleep318889-21grep10:44:563
4896211054,43sleep34892-21apt-get11:44:393
14485210820,68sleep30-21swapper/308:49:513
13997210720,68sleep314065-21swap07:04:593
29503210651,13sleep30-21swapper/307:54:453
5901210514,17sleep30-21swapper/308:22:423
5213210554,40sleep35239-21munin-run10:04:273
32289210514,74sleep132370-21cat09:45:031
25922210516,72sleep126122-21touch11:09:291
23406210513,78sleep023481-21systemctl09:19:270
13418210538,26sleep20-21swapper/207:04:382
20755210312,19sleep30-21swapper/312:34:413
16375210362,18sleep30-21swapper/312:19:473
7875210010,18sleep30-21swapper/308:29:413
23361210047,37sleep30-21swapper/310:59:543
13373210012,72sleep013382-21awk12:09:520
957429813,68sleep30-21swapper/311:59:293
2523829614,67sleep125244-21ntp_states07:39:531
215622966,24sleep30-21swapper/310:54:493
215622966,24sleep30-21swapper/310:54:493
1781229613,65sleep017906-21/usr/sbin/munin08:59:580
1374529615,58sleep113782-21proc_pri10:29:561
311072949,72sleep031120-21acpi11:24:380
101822949,15sleep30-21swapper/310:19:413
165929322,44sleep30-21swapper/308:09:463
165929322,44sleep30-21swapper/308:09:463
311229216,26sleep10-21swapper/111:39:291
189142929,15sleep10-21swapper/112:29:261
1267329221,55sleep112797-21latency_hist12:09:281
2943929115,61sleep129499-21fschecks_time11:19:461
2201229122,50sleep022076-21modprobe12:39:260
2305129045,13sleep30-21swapper/309:15:023
2173929040,12sleep30-21swapper/307:29:463
193012908,19sleep319386-21perl12:29:443
2694228911,63sleep227087-21unixbench_singl11:10:072
169812898,69sleep316990-21munin-run08:59:283
446328826,40sleep24500-21modprobe08:19:262
3052328811,62sleep013441-21snmpd07:57:240
1665828818,48sleep216725-21cat12:19:552
1641128823,49sleep016446-21latency_hist10:39:280
1222728812,59sleep012228-21sshd08:44:030
117302889,13sleep30-21swapper/310:24:423
23652879,13sleep30-21swapper/309:54:383
179542878,15sleep30-21swapper/310:44:283
3161628517,53sleep131636-21/usr/sbin/munin11:25:071
3068528515,51sleep130755-21systemd-run07:59:271
2524528517,52sleep225277-21proc_pri07:39:542
2050628514,57sleep220540-21ntp_kernel_pll_07:24:522
2812728413,54sleep028243-21cut09:34:290
2057728419,48sleep020573-21apt-get09:09:390
1210128416,50sleep111707-21/usr/sbin/munin10:24:521
1115728419,46sleep211088-21latency_hist12:04:292
688228313,26sleep30-21swapper/308:24:563
688228313,26sleep30-21swapper/308:24:563
311002837,13sleep30-21swapper/311:24:333
2004228311,53sleep00-21swapper/009:09:260
19032836,17sleep10-21swapper/108:09:531
19032836,17sleep10-21swapper/108:09:531
1213328324,42sleep212176-21ntp_offset10:24:532
2503228215,18sleep10-21swapper/109:24:291
343728124,36sleep13450-21fschecks_count11:39:451
1765628122,31sleep00-21swapper/007:14:570
14822817,60sleep30-21swapper/311:34:263
3244628021,29sleep20-21swapper/211:29:282
3146728019,41sleep130979-21/usr/sbin/munin07:59:551
237592806,12sleep30-21swapper/309:19:433
17412809,17sleep20-21swapper/208:09:492
17412809,17sleep20-21swapper/208:09:492
1453628013,55sleep314575-21http10:34:273
141032808,10sleep30-21swapper/312:13:343
1372128017,50sleep013752-21cut07:04:520
950927915,45sleep29566-21fschecks_count08:34:442
94142796,14sleep30-21swapper/308:34:373
55927919,20sleep00-21swapper/008:04:550
58252786,60sleep00-21swapper/008:21:420
3121227812,48sleep231262-21/usr/sbin/munin07:59:482
1938527811,52sleep219457-21/usr/sbin/munin09:04:562
1702427814,49sleep217049-21df_inode07:14:432
637727716,38sleep20-21swapper/208:24:432
637727716,38sleep20-21swapper/208:24:432
1573827627,24sleep10-21swapper/108:54:461
2517927513,24sleep325215-21ntpq07:39:513
1746927514,16sleep00-21swapper/010:40:010
837227416,44sleep28447-21fschecks_time11:54:562
1281427419,29sleep00-21swapper/008:44:480
294727315,41sleep02968-21ls08:14:280
294727315,41sleep02968-21ls08:14:280
213872736,52sleep00-21swapper/010:54:460
213872736,52sleep00-21swapper/010:54:460
2105527325,24sleep20-21swapper/210:54:282
128727319,25sleep00-21swapper/009:49:550
1072927318,24sleep00-21swapper/012:00:030
1056227320,28sleep20-21swapper/210:19:522
77527214,41sleep0845-21switchtime11:29:550
3040227219,27sleep00-21swapper/009:39:530
2851027212,42sleep028661-21uptime11:14:570
2851027212,42sleep028661-21uptime11:14:570
1508827213,42sleep115061-21apt-get10:34:491
1417327213,24sleep00-21swapper/008:49:440
526427118,29sleep10-21swapper/110:04:291
2276127116,28sleep10-21swapper/109:14:561
1068327118,23sleep00-21swapper/008:39:270
2498727021,25sleep10-21swapper/111:04:571
2020827019,30sleep10-21swapper/110:49:551
1391527022,30sleep113928-21/usr/sbin/munin07:04:571
1230927019,22sleep10-21swapper/108:44:281
2263726916,29sleep20-21swapper/210:59:292
2263726916,29sleep20-21swapper/210:59:292
415826814,26sleep00-21swapper/009:59:480
2904326817,29sleep00-21swapper/009:34:570
2215226821,26sleep222296-21apt-config12:39:282
2008226823,26sleep10-21swapper/109:09:271
1970326817,21sleep00-21swapper/012:29:530
1634726819,23sleep10-21swapper/107:14:301
1634726819,23sleep10-21swapper/107:14:301
1182026820,28sleep00-21swapper/010:24:470
60726721,19sleep10-21swapper/108:04:561
320026712,39sleep23269-21users09:54:572
2677826717,22sleep00-21swapper/011:10:050
213326713,36sleep22289-21latency_hist09:54:292
999826616,24sleep10-21swapper/108:34:561
878826617,25sleep10-21swapper/110:14:461
878826617,25sleep10-21swapper/110:14:461
3169826617,27sleep00-21swapper/009:44:380
2578526620,31sleep025917-21cat11:09:280
2130426621,27sleep10-21swapper/110:54:431
2130426621,27sleep10-21swapper/110:54:431
1736226616,32sleep117366-21modprobe12:24:261
986326518,32sleep09887-21sendmail10:19:260
986326518,32sleep09887-21sendmail10:19:260
555226513,37sleep25577-21df_inode10:04:422
3123726515,34sleep231269-21munin-run09:44:272
2633226510,37sleep00-21swapper/007:44:400
836426415,29sleep00-21swapper/010:14:290
2875926412,38sleep228798-21ntpq09:34:512
2866226421,23sleep10-21swapper/111:14:581
2866226421,23sleep10-21swapper/111:14:581
1946026418,30sleep1222-21systemd-journal10:49:261
1930426416,26sleep10-21swapper/107:19:591
1455926418,20sleep10-21swapper/112:14:451
994426321,22sleep20-21swapper/210:19:282
994426321,22sleep20-21swapper/210:19:282
713826311,19sleep20-21swapper/210:09:472
51412637,34sleep10-21swapper/108:19:501
316252638,12sleep00-21swapper/007:59:580
290352636,10sleep00-21swapper/007:53:080
290352636,10sleep00-21swapper/007:53:080
2645626312,22sleep20-21swapper/207:44:462
2019626313,34sleep020207-21ntp_states10:49:540
1724326310,37sleep217335-21/usr/sbin/munin10:39:592
1583126321,23sleep20-21swapper/208:54:472
1550126319,23sleep00-21swapper/007:09:560
1550126319,23sleep00-21swapper/007:09:560
1376926312,34sleep113816-21users12:09:571
1367926315,20sleep20-21swapper/210:29:532
382026111,21sleep20-21swapper/211:39:542
2543826116,19sleep00-21swapper/009:24:480
2419526112,18sleep10-21swapper/111:04:281
1455626124,23sleep214580-21proc_pri08:49:542
1112026117,27sleep10-21swapper/112:04:281
69126012,31sleep2778-21threads08:04:572
59382606,11sleep20-21swapper/208:23:102
3119726015,26sleep131216-21apt-get09:44:261
1860426016,25sleep20-21swapper/210:44:512
161912609,35sleep010887-21kworker/0:112:19:440
158572608,15sleep00-21swapper/012:19:280
918525916,28sleep29206-21latency_hist08:34:282
824825912,27sleep10-21swapper/108:29:511
340825922,17sleep10-21swapper/108:14:491
278812598,22sleep20-21swapper/207:49:432
278812598,22sleep20-21swapper/207:49:432
234082597,11sleep10-21swapper/107:34:481
2210925912,25sleep222128-21apt-get09:14:372
1947625920,21sleep20-21swapper/212:29:472
177225916,26sleep01767-21apt-get11:34:390
1511725915,27sleep215123-21diskstats07:09:462
1511725915,27sleep215123-21diskstats07:09:462
1312125910,29sleep20-21swapper/212:09:452
120722595,10sleep20-21swapper/208:42:032
68925822,22sleep232657-21/usr/sbin/munin11:29:532
403525811,33sleep24060-21fschecks_count09:59:462
2690525816,19sleep10-21swapper/109:29:451
2166125820,20sleep00-21swapper/007:29:430
2060925821,17sleep20-21swapper/209:09:572
2046125816,26sleep120508-21systemctl12:34:271
1883325817,26sleep018892-21latency07:19:490
1545525819,17sleep10-21swapper/108:54:301
134882586,10sleep20-21swapper/208:45:222
580325714,27sleep05805-21users11:45:010
263062578,34sleep10-21swapper/107:44:371
2554125719,19sleep20-21swapper/209:24:502
2502125712,30sleep025030-21munin-run09:24:280
236725713,26sleep02362-21apt-get09:54:390
2060825715,25sleep120573-21apt-get09:09:561
1673425710,33sleep116741-21sh10:39:461
1565025713,26sleep015644-21apt-get08:54:410
3072725617,25sleep230748-21munin-run11:24:282
257802566,41sleep00-21swapper/007:41:050
246482565,10sleep20-21swapper/209:20:102
1575525614,19sleep20-21swapper/212:19:262
1457825616,23sleep014665-21gpgv10:34:280
870625514,17sleep10-21swapper/111:55:031
1064625516,23sleep10-21swapper/110:19:551
81925414,23sleep1814-21apt-get09:49:391
2207725412,22sleep10-21swapper/112:39:271
2011125411,21sleep10-21swapper/107:24:431
1945725414,23sleep20-21swapper/207:20:002
1722525413,24sleep217223-21apt-get08:59:392
758725311,24sleep17613-21munin-run08:29:261
758725311,24sleep17613-21munin-run08:29:261
68225314,23sleep1688-21ntp_states11:29:521
550225315,23sleep05496-21apt-get10:04:400
741425214,23sleep07415-21sshd11:50:420
663325217,21sleep20-21swapper/211:49:472
3060425215,23sleep030625-21awk11:24:260
2330425212,24sleep023328-21ntp_states10:59:510
1786425211,17sleep20-21swapper/212:24:472
1385825214,17sleep10-21swapper/108:49:291
632825115,20sleep00-21swapper/008:24:410
632825115,20sleep00-21swapper/008:24:410
547625110,17sleep10-21swapper/110:04:371
513825114,22sleep15172-21irqstats11:44:501
3200625110,17sleep20-21swapper/209:44:562
2205625113,24sleep221634-21/usr/sbin/munin07:29:532
2038325112,23sleep020477-21memory07:24:500
1790725111,21sleep10-21swapper/108:59:591
1178625111,15sleep00-21swapper/012:04:550
747025010,23sleep17507-21ntp_states10:09:541
2917225013,21sleep129263-21users09:34:581
1744125019,18sleep10-21swapper/107:14:541
281822468,14sleep20-21swapper/211:14:512
281822468,14sleep20-21swapper/211:14:512
2363824412,16sleep20-21swapper/207:34:532
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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