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2026-01-16 - 00:00
[ 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 Thu Jan 15, 2026 12:43:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
251082241016,2375sleep325101-21apt-get08:49:423
82042142815,1397sleep28205-21ntp_states11:19:532
82042142815,1397sleep28205-21ntp_states11:19:532
16470290121,862sleep016608-21grep08:19:590
8775287317,845sleep032283-1kworker/0:0H09:40:560
16263273217,698sleep116323-21/usr/sbin/munin08:19:561
29434271715,684sleep329520-21/usr/sbin/munin07:19:483
14286253217,491sleep00-21swapper/008:14:460
6510248378,387sleep06635-21latency_hist09:34:300
20710243413,406sleep220781-21/usr/sbin/munin10:19:272
20710243413,406sleep220781-21/usr/sbin/munin10:19:272
259762409125,81sleep00-21swapper/007:09:470
22097231625,94sleep022130-21fschecks_count08:39:450
8991231419,253sleep08994-21cron07:59:270
12475223619,202sleep212482-21diskstats11:34:432
30807222237,135sleep030827-21modprobe12:34:260
29986221916,185sleep230093-21timerwakeupswit07:19:592
19811221928,137sleep019847-21ntp_kernel_err10:14:530
19811221928,137sleep019847-21ntp_kernel_err10:14:530
20873221648,17sleep00-21swapper/011:59:570
31832221019,32sleep00-21swapper/012:34:590
2368220339,76sleep00-21swapper/009:19:480
13445219245,102sleep013585-21unixbench_multi08:11:220
3919218919,20sleep00-21swapper/009:24:490
27711218722,146sleep227733-21awk12:24:272
1642021846,11sleep00-21swapper/011:44:590
1996121807,135sleep020088-21latency_hist11:59:290
13366218015,152sleep313443-21grep08:11:213
1173721807,158sleep00-21swapper/009:49:450
1173721807,158sleep00-21swapper/009:49:450
10613218010,114sleep010713-21latency_hist11:29:280
10613218010,114sleep010713-21latency_hist11:29:280
32229217958,104sleep032322-21grep10:54:470
24584217928,116sleep024620-21grep10:29:550
8004217470,32sleep08030-21cron09:39:270
484321687,110sleep00-21swapper/007:44:490
484321687,110sleep00-21swapper/007:44:490
2928221646,33sleep00-21swapper/009:00:540
2928221646,33sleep00-21swapper/009:00:540
1674121639,118sleep016779-21ntp_kernel_pll_10:04:510
30565216234,35sleep030584-21apt-get10:49:380
199521579,108sleep02073-21grep07:34:550
199521579,108sleep02073-21grep07:34:550
20124215619,110sleep320278-21grep10:15:003
20124215619,110sleep320278-21grep10:15:003
18030215223,104sleep218180-21grep08:24:572
29265214622,22sleep00-21swapper/010:44:530
30596214517,107sleep230740-21unixbench_singl09:05:002
30596214517,107sleep230740-21unixbench_singl09:05:002
254802138103,21sleep00-21swapper/008:49:510
25680213612,105sleep225730-21/usr/sbin/munin10:34:422
23488213411,109sleep023551-21if_err_eth012:09:470
17047213320,46sleep20-21swapper/211:49:372
1782213170,41sleep00-21swapper/009:19:270
14763213025,25sleep00-21swapper/009:59:380
241021295,112sleep00-21swapper/011:02:470
22550212810,40sleep00-21swapper/010:24:380
6135212620,88sleep36152-21/usr/sbin/munin11:14:373
6135212620,88sleep36152-21/usr/sbin/munin11:14:373
19372212624,28sleep00-21swapper/008:29:560
19372212624,28sleep00-21swapper/008:29:560
401021245,10sleep00-21swapper/007:40:120
30986212451,41sleep030095-21snmpd09:07:520
30986212451,41sleep030095-21snmpd09:07:520
13945212311,75sleep014089-21sed09:54:580
13945212311,75sleep014089-21sed09:54:580
21296212236,18sleep00-21swapper/010:19:490
10575212220,61sleep00-21swapper/008:04:280
9070212116,53sleep39170-21latency_hist07:59:303
1922212115,90sleep36192-1kworker/3:2H09:19:313
12171212117,70sleep012152-21munin-run08:09:280
641321188,55sleep00-21swapper/011:16:200
641321188,55sleep00-21swapper/011:16:200
17597211838,17sleep00-21swapper/011:49:560
16783211717,75sleep30-21swapper/311:49:263
2895321165,10sleep00-21swapper/007:19:000
20531211623,71sleep220624-21fschecks_time08:34:472
1518621165,12sleep00-21swapper/011:43:500
3131321157,93sleep00-21swapper/007:24:540
6174211419,74sleep16156-21apt-get11:14:471
6174211419,74sleep16156-21apt-get11:14:471
18379211418,23sleep00-21swapper/010:09:560
13658211422,72sleep113662-21cron11:39:271
6154211222,33sleep00-21swapper/007:49:370
2764821125,34sleep00-21swapper/008:55:530
28379211019,71sleep328435-21fschecks_count08:59:483
28379211019,71sleep328435-21fschecks_count08:59:483
2598121107,70sleep00-21swapper/012:17:300
10348210823,17sleep00-21swapper/009:44:480
10348210823,17sleep00-21swapper/009:44:480
1199210618,55sleep00-21swapper/007:34:150
23065210517,71sleep223110-21wc12:09:282
1198721056,66sleep00-21swapper/011:32:510
8531210414,69sleep38023-21apt-get09:39:383
2295221035,65sleep00-21swapper/012:08:380
22569210310,18sleep10-21swapper/110:24:391
17890210332,44sleep117885-21apt-get10:09:411
27700210250,41sleep027710-21ntp_states10:39:530
27700210250,41sleep027710-21ntp_states10:39:530
2775321019,82sleep027762-21munin-run12:24:290
23259210116,62sleep223396-21unixbench_multi10:25:002
12622210121,60sleep112136-21apt-get08:09:381
2952221009,74sleep00-21swapper/007:19:490
25928210030,32sleep00-21swapper/010:34:480
20919210017,60sleep320981-21/usr/sbin/munin08:34:563
12371210010,73sleep312379-21/usr/sbin/munin11:34:363
2907329921,56sleep329138-21latency10:44:483
2909929860,26sleep00-21swapper/012:27:240
2311129812,71sleep323249-21cat12:09:293
274922970,7sleep30-21swapper/308:54:583
2587729712,66sleep325973-21fschecks_time07:09:463
1132629715,68sleep211377-21/usr/sbin/munin11:29:552
678729610,69sleep26854-21systemctl11:16:302
678729610,69sleep26854-21systemctl11:16:302
467829612,68sleep24355-21/usr/sbin/munin11:09:512
2933829614,65sleep229408-21sensors_temp10:44:552
1683629522,25sleep10-21swapper/111:49:281
136292955,58sleep00-21swapper/011:39:050
1008529523,52sleep210104-21apt-get09:44:382
1008529523,52sleep210104-21apt-get09:44:382
734529314,63sleep17420-21find09:34:551
1898329320,53sleep319089-21fschecks_time08:29:473
1898329320,53sleep319089-21fschecks_time08:29:473
2178629230,42sleep00-21swapper/008:39:290
1152729216,50sleep211640-21grep08:04:582
77552918,15sleep00-21swapper/011:19:430
77552918,15sleep00-21swapper/011:19:430
173322917,45sleep00-21swapper/008:24:390
2641829018,58sleep126436-21latency_hist08:54:281
349028915,53sleep33063-21/usr/sbin/munin07:39:553
2999428813,60sleep330002-21sh12:29:533
2705528718,55sleep127147-21timerandwakeup12:19:581
2701928712,57sleep127126-21cat10:39:291
1437328623,46sleep114414-21ntpq11:39:511
3148428514,51sleep131384-21/usr/sbin/munin09:09:431
3090228511,14sleep10-21swapper/110:51:211
3006528522,45sleep130110-21gpgv10:49:271
116632859,21sleep20-21swapper/209:49:422
116632859,21sleep20-21swapper/209:49:422
576828326,37sleep35924-21apt-config11:14:293
3118328313,34sleep30-21swapper/312:34:463
2551328325,29sleep20-21swapper/207:09:292
240122827,14sleep00-21swapper/008:44:540
1691728222,35sleep116993-21wc10:04:561
1066328218,49sleep210801-21latency_hist08:04:302
556628117,42sleep25172-21/usr/sbin/munin09:29:512
2545228130,30sleep10-21swapper/107:09:281
596828016,45sleep16107-21latency_hist07:49:301
596828016,45sleep16107-21latency_hist07:49:301
1897028016,47sleep218982-21/usr/sbin/munin08:29:462
1897028016,47sleep218982-21/usr/sbin/munin08:29:462
721027913,31sleep30-21swapper/309:34:533
33082797,15sleep02805-21/usr/sbin/munin11:04:570
33082797,15sleep02805-21/usr/sbin/munin11:04:570
676027814,47sleep16829-21/usr/sbin/munin07:49:591
1477527724,28sleep30-21swapper/308:14:573
2463727614,39sleep324777-21latency_hist12:14:303
315932756,12sleep00-21swapper/009:09:460
2869527521,28sleep10-21swapper/108:59:541
2869527521,28sleep10-21swapper/108:59:541
2019727523,35sleep120267-21latency_hist08:34:291
2019727523,35sleep120267-21latency_hist08:34:291
120482756,12sleep10-21swapper/108:08:281
2993527421,36sleep130015-21tune2fs09:04:461
2993527421,36sleep130015-21tune2fs09:04:461
2862727420,23sleep10-21swapper/110:44:301
2492627416,36sleep324834-21latency_hist08:49:303
1211027410,49sleep312111-21sshd08:09:193
1062027416,39sleep110660-21latency_hist08:04:291
559527318,30sleep30-21swapper/309:29:523
2430027317,36sleep123533-21/usr/sbin/munin08:45:001
1273127315,38sleep212623-21/usr/sbin/munin08:10:402
938427215,25sleep10-21swapper/111:24:451
938427215,25sleep10-21swapper/111:24:451
44542727,50sleep00-21swapper/011:09:450
2645327210,46sleep326523-21df12:19:433
1753927219,23sleep30-21swapper/311:49:553
1708927218,26sleep20-21swapper/208:24:292
2851627118,35sleep228517-21cron10:44:272
2851627118,35sleep228517-21cron10:44:272
1865127110,46sleep318622-21latency_hist08:29:313
3222527022,22sleep10-21swapper/107:29:311
3215827021,35sleep31-21systemd07:29:293
1463827018,27sleep30-21swapper/311:39:573
682926912,41sleep26879-21fschecks_count09:34:442
3274926914,23sleep30-21swapper/310:54:583
2734626924,26sleep227488-21grep08:54:582
2404226919,35sleep224109-21systemctl08:44:562
1560726917,27sleep20-21swapper/211:44:452
3268526823,23sleep20-21swapper/210:54:572
2719026819,28sleep327348-21modprobe07:14:313
1085126821,25sleep10-21swapper/111:29:411
2957926714,22sleep10-21swapper/107:19:501
198226716,20sleep30-21swapper/310:59:593
1711126713,26sleep30-21swapper/308:24:303
1142326724,20sleep10-21swapper/109:49:291
1142326724,20sleep10-21swapper/109:49:291
2848226617,21sleep20-21swapper/212:24:552
259426621,18sleep20-21swapper/211:04:302
2331926625,18sleep30-21swapper/308:44:293
149282667,49sleep20-21swapper/211:40:292
1440826621,24sleep20-21swapper/208:14:482
563926520,26sleep15659-21munin-run11:14:271
47412658,18sleep10-21swapper/109:27:201
408926518,25sleep20-21swapper/211:09:272
408926518,25sleep20-21swapper/211:09:272
2896926511,42sleep130095-21snmpd12:25:431
2808526510,31sleep20-21swapper/207:14:502
39926415,22sleep30-21swapper/307:29:543
3242726418,21sleep10-21swapper/112:39:281
2855026426,21sleep30-21swapper/312:24:563
2631426419,27sleep126383-21sensors_temp07:09:561
2530826413,37sleep225314-21ntp_states12:14:542
2522126412,24sleep30-21swapper/312:14:513
2542726320,26sleep10-21swapper/112:14:571
810226218,20sleep20-21swapper/207:54:522
645626220,27sleep16480-21modprobe09:34:271
306226215,29sleep13081-21apt-get07:39:411
1794026215,24sleep10-21swapper/108:24:561
841326111,27sleep10-21swapper/107:55:001
2747426113,22sleep10-21swapper/107:14:331
2694026118,26sleep327003-21sendmail-msp10:39:273
2643926119,20sleep20-21swapper/208:54:292
197026119,23sleep30-21swapper/307:34:543
197026119,23sleep30-21swapper/307:34:543
490726018,27sleep24926-21munin-run09:29:272
321082609,13sleep10-21swapper/110:54:321
2994826015,27sleep20-21swapper/212:29:522
283126013,17sleep30-21swapper/311:04:433
283126013,17sleep30-21swapper/311:04:433
2805326020,23sleep10-21swapper/108:59:291
2708726020,18sleep20-21swapper/207:14:302
2542626016,21sleep10-21swapper/110:34:281
2281226013,30sleep122914-21users08:39:591
2251126016,21sleep20-21swapper/208:39:562
207426015,23sleep10-21swapper/107:34:561
207426015,23sleep10-21swapper/107:34:561
1707226013,27sleep117066-21apt-get11:49:411
1302726018,25sleep113160-21sed09:54:301
1302726018,25sleep113160-21sed09:54:301
1048126014,18sleep30-21swapper/309:44:513
1048126014,18sleep30-21swapper/309:44:513
2129725924,18sleep30-21swapper/312:02:193
1943825917,25sleep119432-21apt-get10:14:411
1943825917,25sleep119432-21apt-get10:14:411
1863425923,21sleep30-21swapper/310:09:593
1797625911,33sleep217998-21fschecks_count10:09:462
178125914,28sleep21873-21/usr/sbin/munin07:34:492
178125914,28sleep21873-21/usr/sbin/munin07:34:492
1456825919,21sleep10-21swapper/108:14:511
1137825915,25sleep311453-21/usr/sbin/munin11:29:563
965925812,19sleep20-21swapper/211:24:502
965925812,19sleep20-21swapper/211:24:502
871125813,26sleep28720-21diskstats09:40:422
73222587,10sleep30-21swapper/307:52:563
242325816,25sleep12466-21memory09:19:491
2420825816,26sleep324284-21fschecks_time10:29:463
105152587,17sleep30-21swapper/308:03:423
230042578,11sleep10-21swapper/112:09:191
1642825718,20sleep20-21swapper/210:04:452
906325622,20sleep10-21swapper/111:24:281
906325622,20sleep10-21swapper/111:24:281
412625619,24sleep34190-21find09:24:563
335825611,18sleep30-21swapper/309:24:273
3126925614,17sleep20-21swapper/210:51:302
2856225614,20sleep20-21swapper/208:59:512
2856225614,20sleep20-21swapper/208:59:512
2734325615,17sleep10-21swapper/110:39:451
271525616,23sleep22841-21cat09:19:582
2469825616,17sleep20-21swapper/210:29:572
2417025615,25sleep024188-21apt-get07:04:390
1912525613,20sleep20-21swapper/211:54:552
1908625614,17sleep10-21swapper/111:54:541
1869725613,25sleep318704-21diskstats11:54:433
181625613,24sleep11247-21/usr/sbin/munin10:59:571
128512566,13sleep30-21swapper/309:53:353
128512566,13sleep30-21swapper/309:53:353
72025517,18sleep10-21swapper/109:14:481
2330425514,26sleep223297-21apt-get12:09:412
2105025516,18sleep10-21swapper/108:34:581
147032557,34sleep10-21swapper/109:59:311
1454925516,19sleep30-21swapper/309:59:293
1454925516,19sleep30-21swapper/309:59:293
141332556,10sleep20-21swapper/209:55:082
141332556,10sleep20-21swapper/209:55:082
976625414,19sleep30-21swapper/311:24:553
976625414,19sleep30-21swapper/311:24:553
509425419,20sleep30-21swapper/307:44:563
509425419,20sleep30-21swapper/307:44:563
45925419,16sleep20-21swapper/207:29:572
3140925418,21sleep30-21swapper/309:09:413
2991625416,20sleep10-21swapper/112:29:511
2419325418,19sleep30-21swapper/307:04:423
2111325422,17sleep10-21swapper/110:19:461
901225312,16sleep30-21swapper/311:24:263
901225312,16sleep30-21swapper/311:24:263
40022536,10sleep20-21swapper/207:40:062
2992125315,16sleep30-21swapper/309:04:443
2992125315,16sleep30-21swapper/309:04:443
2119325315,23sleep221249-21basename10:19:472
324822526,37sleep20-21swapper/209:12:022
306512527,10sleep30-21swapper/310:50:223
2233725215,18sleep30-21swapper/310:24:293
2097325211,25sleep121097-21awk11:59:581
1478625212,23sleep214782-21apt-get09:59:402
3240425111,16sleep10-21swapper/107:29:391
3134325119,19sleep231404-21sendmail_mailst07:24:562
2027025117,15sleep20-21swapper/211:59:432
1539225118,14sleep30-21swapper/309:59:573
1646525011,19sleep30-21swapper/310:04:463
1327925015,20sleep113286-21df_inode09:54:421
1327925015,20sleep113286-21df_inode09:54:421
96024913,14sleep20-21swapper/209:14:532
664124910,15sleep20-21swapper/207:49:562
471924819,16sleep20-21swapper/207:44:472
471924819,16sleep20-21swapper/207:44:472
282924814,16sleep10-21swapper/111:04:411
282924814,16sleep10-21swapper/111:04:411
2746624812,18sleep30-21swapper/310:39:473
2746624812,18sleep30-21swapper/310:39:473
3133924610,20sleep231368-21irqstats12:34:492
2294624513,16sleep30-21swapper/310:24:533
237202429,20sleep123757-21ntp_states12:09:521
85652408,14sleep10-21swapper/109:39:441
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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