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2026-02-02 - 22:39
[ 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 Mon Feb 02, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
47842801673,7925sleep24279-21apt-get12:01:102
47842801673,7925sleep24279-21apt-get12:01:102
81912102117,993sleep09136-1kworker/0:3H08:37:450
436927844,769sleep127843-1kworker/1:1H11:55:561
436927844,769sleep127843-1kworker/1:1H11:55:561
14171276610,748sleep327672-1kworker/3:0H10:42:373
14212250810,483sleep214217-21ntpq12:30:102
1996324026,359sleep120006-21ntpq09:15:091
63772334147,48sleep16389-21apt-key12:04:451
31608233155,254sleep131670-21fschecks_time08:10:031
1753322739,201sleep117580-21systemctl10:54:431
703122587,241sleep09136-1kworker/0:3H12:07:100
1590522586,244sleep25385-1kworker/2:1H10:48:422
15493225460,115sleep115574-21threads09:00:151
14390225260,20sleep10-21swapper/110:44:211
32569224441,184sleep132635-21switchtime09:55:141
11210224418,169sleep111356-21unixbench_singl10:30:151
5553223359,121sleep10-21swapper/110:14:441
5553223359,121sleep10-21swapper/110:14:441
14350223314,204sleep014386-21fschecks_time10:44:200
27269223258,87sleep127159-21/usr/sbin/munin11:25:031
15662221657,86sleep115665-21cron07:19:431
19647219713,170sleep319678-21tune2fs09:15:033
29664219317,161sleep129805-21grep09:45:171
11114219322,150sleep211137-21kernelversion07:05:072
9444218353,70sleep10-21swapper/112:15:071
7321217849,113sleep17465-21latency_hist12:09:461
605321789,158sleep16068-21uname10:15:051
27346217027,127sleep327348-21/usr/sbin/munin09:39:543
29379216616,134sleep229497-21sed11:30:172
19665216132,112sleep119741-21latency11:00:041
986221596,123sleep10-21swapper/110:25:351
32466215426,20sleep10-21swapper/111:40:131
13362215470,30sleep113321-21munin-run10:39:441
28180214910,122sleep128259-21latency_hist07:59:451
1653921478,78sleep116615-21cut09:05:031
4258214415,105sleep33775-21apt-get11:54:533
4258214415,105sleep33775-21apt-get11:54:533
30738214412,22sleep10-21swapper/109:50:051
7994214255,72sleep18125-21timerwakeupswit10:20:141
22173214150,26sleep112195-21cyclictest07:39:541
23103213833,91sleep123182-21xargs11:10:131
16091213821,100sleep316187-21cut07:20:053
22591213423,84sleep222656-21fschecks_time11:10:022
25504213328,20sleep125525-21modprobe09:34:431
2260921300,7sleep20-21swapper/209:24:462
2260921300,7sleep20-21swapper/209:24:462
2212213011,104sleep12229-21modprobe11:49:421
10278212735,25sleep10-21swapper/108:45:011
5823212450,38sleep10-21swapper/108:30:141
2812212414,94sleep22909-21timerandwakeup08:20:142
2332921246,13sleep00-21swapper/007:43:040
2881421228,77sleep128820-21diskstats11:30:041
2507212117,21sleep20-21swapper/211:50:002
28494212019,79sleep228620-21latency_hist11:29:452
1600212071,34sleep10-21swapper/110:00:111
14896211921,78sleep214897-21/usr/sbin/munin09:00:002
12298211915,78sleep20-21swapper/210:35:052
25879211819,73sleep325971-21awk07:50:143
7474211753,49sleep17517-21/usr/sbin/munin08:35:191
2689421169,64sleep10-21swapper/111:24:431
24410211612,42sleep10-21swapper/111:15:061
24410211612,42sleep10-21swapper/111:15:061
28503211517,77sleep228532-21fschecks_count08:00:022
1278921158,37sleep112177-21/usr/sbin/munin12:25:121
9150211420,80sleep39153-21entropy12:15:013
2712221149,67sleep127132-21munin-run09:39:441
8265211212,83sleep38279-21/usr/sbin/munin10:20:163
8126211212,82sleep28264-21awk10:20:152
1883211214,79sleep01945-21sendmail-msp08:19:430
1013211129,60sleep10-21swapper/108:15:081
348921100,7sleep00-21swapper/008:24:430
15841210923,40sleep10-21swapper/112:35:141
2480210810,59sleep10-21swapper/111:49:541
3434210721,68sleep03572-21sed10:05:150
3434210721,68sleep03572-21sed10:05:150
16722210713,79sleep016781-21/usr/sbin/munin09:05:070
22464210631,33sleep10-21swapper/109:24:461
22464210631,33sleep10-21swapper/109:24:461
2044321060,6sleep30-21swapper/307:34:463
6555210510,79sleep26684-21readlink12:04:462
31771210412,77sleep031796-21latency_hist09:54:450
17890210419,21sleep00-21swapper/007:25:070
1325210210,12sleep00-21swapper/011:45:090
31208210021,24sleep20-21swapper/209:50:142
2529621009,22sleep10-21swapper/107:50:001
1146729912,72sleep2298-21rs:main2
749229812,25sleep10-21swapper/112:09:541
749229812,25sleep10-21swapper/112:09:541
306529822,37sleep10-21swapper/110:05:071
306529822,37sleep10-21swapper/110:05:071
238432987,42sleep10-21swapper/109:28:171
39029725,20sleep00-21swapper/008:14:460
375229618,61sleep23815-21/usr/sbin/munin08:25:022
1301229510,47sleep113091-21sort07:10:141
1102829511,43sleep10-21swapper/112:20:071
228729414,62sleep32362-21fschecks_time08:20:023
1331429329,40sleep313311-21apt-get08:54:563
1331429329,40sleep313311-21apt-get08:54:563
315072915,18sleep10-21swapper/111:39:171
31332915,27sleep10-21swapper/108:20:291
3055329120,56sleep230620-21sort11:35:062
506029056,17sleep10-21swapper/108:29:461
904228927,32sleep00-21swapper/012:14:530
3001828918,58sleep00-21swapper/011:34:430
2744328918,32sleep10-21swapper/109:40:001
1939828916,53sleep319372-21/usr/sbin/munin10:59:583
2587728813,59sleep325913-21/usr/sbin/munin09:35:023
2226728810,20sleep122359-21cat11:09:451
1465828815,34sleep014752-21latency_hist08:59:450
1465828815,34sleep014752-21latency_hist08:59:450
138382888,63sleep10-21swapper/112:30:011
376228721,49sleep03790-21idleruntime-cro11:54:420
179042867,43sleep117952-21ntpq07:25:081
129762868,47sleep1843-21sendmail-mta08:54:051
1963928417,51sleep219646-21diskstats09:15:022
1655728424,40sleep10-21swapper/107:20:151
1377228412,33sleep10-21swapper/108:55:101
1377228412,33sleep10-21swapper/108:55:101
86622836,14sleep10-21swapper/108:40:001
196328322,42sleep32089-21latency_hist08:19:463
194732836,17sleep129090-21snmpd07:30:091
1782428225,45sleep117816-21apt-get10:54:591
157932827,58sleep10-21swapper/110:47:161
1093328233,28sleep30-21swapper/307:05:043
190912815,13sleep10-21swapper/109:12:221
2476628012,53sleep024842-21mailstats09:30:140
3228927923,34sleep20-21swapper/209:55:072
206972796,13sleep10-21swapper/107:35:021
206972796,13sleep10-21swapper/107:35:021
1892727915,44sleep217988-21/usr/sbin/munin09:10:172
1245027922,28sleep30-21swapper/308:50:163
3024527825,35sleep10-21swapper/108:05:061
1474927813,49sleep014750-21sshd12:31:170
3198427714,47sleep232021-21ps08:10:122
2949827723,29sleep30-21swapper/311:30:183
1634227714,43sleep316244-21/usr/sbin/munin10:49:563
1374527719,42sleep013794-21munin-node07:14:450
1354227719,37sleep313310-21apt-get10:39:463
1237327720,36sleep212449-21threads08:50:152
2862627614,46sleep028678-21if_eth008:00:040
1199727618,37sleep212149-21latency_hist12:24:452
1074527628,29sleep00-21swapper/010:30:060
887327520,22sleep00-21swapper/008:40:070
1041227522,22sleep20-21swapper/212:19:442
599927416,39sleep05767-21/usr/sbin/munin10:15:040
349727422,25sleep30-21swapper/311:51:183
3161927311,44sleep031665-21wc11:39:440
2499827328,10sleep10-21swapper/107:49:391
2070927318,36sleep320799-21cut07:35:043
2070927318,36sleep320799-21cut07:35:043
171992735,59sleep00-21swapper/007:24:140
471227212,39sleep24750-21/usr/sbin/munin10:10:132
471227212,39sleep24750-21/usr/sbin/munin10:10:132
1540127212,41sleep015492-21mailstats09:00:140
271332719,13sleep20-21swapper/209:39:452
2564327123,20sleep00-21swapper/011:20:020
3186227020,24sleep20-21swapper/211:39:582
2973527010,16sleep10-21swapper/108:04:461
219182708,13sleep00-21swapper/009:20:170
219182708,13sleep00-21swapper/009:20:170
1151727016,33sleep00-21swapper/008:49:440
99712699,20sleep20-21swapper/208:44:452
550226920,31sleep35536-21idleruntime-cro10:14:423
550226920,31sleep35536-21idleruntime-cro10:14:423
3127726920,28sleep30-21swapper/308:09:453
197442690,7sleep20-21swapper/211:00:042
1290026912,24sleep30-21swapper/307:10:123
624726811,24sleep30-21swapper/312:04:423
323826811,43sleep23307-21awk10:05:132
323826811,43sleep23307-21awk10:05:132
3201926824,25sleep30-21swapper/309:55:003
71526712,37sleep0840-21latency_hist11:44:450
3191826716,33sleep331962-21awk08:10:093
1621826712,39sleep316365-21latency_hist09:04:453
1475726721,25sleep20-21swapper/207:15:082
1229126714,39sleep212310-21fschecks_count12:25:012
912726623,27sleep39162-21ps08:40:143
372126615,30sleep30-21swapper/308:24:553
2810026616,31sleep328133-21munin-run07:59:433
2317526616,18sleep00-21swapper/009:25:130
1782826611,42sleep017831-21grep10:55:020
1239826619,26sleep00-21swapper/010:35:070
1220326615,26sleep30-21swapper/312:24:583
54822659,14sleep00-21swapper/008:30:050
2038426520,22sleep20-21swapper/207:34:462
1591826516,30sleep216027-21timerandwakeup12:35:152
1425026519,22sleep20-21swapper/208:55:312
1425026519,22sleep20-21swapper/208:55:312
2723226414,20sleep20-21swapper/207:55:062
1878526411,37sleep018913-21/usr/sbin/munin09:10:150
794126314,35sleep07993-21switchtime10:20:130
2278126315,29sleep20-21swapper/209:25:032
1691926311,31sleep216426-21/usr/sbin/munin09:05:132
1665726319,27sleep016807-21latency_hist12:39:450
1653926320,25sleep00-21swapper/010:50:010
1603526312,29sleep00-21swapper/010:49:450
1413626314,32sleep014224-21munin-node07:14:490
1216226322,21sleep00-21swapper/007:09:440
883326215,23sleep00-21swapper/012:14:450
883326215,23sleep00-21swapper/012:14:450
722826216,21sleep30-21swapper/312:09:433
628826218,26sleep06313-21munin-run12:04:440
2572526218,25sleep30-21swapper/311:20:053
1381826215,25sleep20-21swapper/210:39:532
597326112,35sleep36099-21cat08:30:163
3239626116,22sleep00-21swapper/009:55:090
237052617,11sleep30-21swapper/311:13:593
1573126122,19sleep30-21swapper/307:19:453
2540126026,21sleep00-21swapper/011:19:450
2540126026,21sleep00-21swapper/011:19:450
2269826018,21sleep30-21swapper/309:25:003
2080126018,23sleep00-21swapper/007:35:050
2080126018,23sleep00-21swapper/007:35:050
206652609,31sleep00-21swapper/011:04:430
1920226018,22sleep30-21swapper/310:59:463
1603026017,19sleep30-21swapper/312:35:163
134726013,28sleep21396-21/usr/sbin/munin10:00:042
982825915,21sleep00-21swapper/010:25:180
658925912,30sleep26631-21munin-run08:34:442
428525916,18sleep00-21swapper/008:25:170
2259725917,20sleep30-21swapper/307:40:083
2221325914,28sleep322236-21munin-run11:09:433
2095725914,19sleep00-21swapper/011:04:590
715825813,29sleep37167-21diskstats08:35:013
3074225821,21sleep230870-21/usr/sbin/munin08:05:152
2398125816,25sleep324015-21irqstats07:45:053
2374525818,24sleep023739-21apt-get07:44:580
1883725820,20sleep20-21swapper/207:29:452
1213325813,30sleep012167-21/usr/sbin/munin08:50:090
733925716,21sleep27368-21irqstats08:35:162
2424625715,19sleep20-21swapper/209:30:002
2217525716,25sleep222193-21apt-get07:39:552
517125615,25sleep25177-21diskstats12:01:182
2114825615,25sleep321141-21apt-get09:19:593
2114825615,25sleep321141-21apt-get09:19:593
2034925613,16sleep00-21swapper/007:34:440
1809825621,19sleep30-21swapper/309:10:023
1309225616,23sleep20-21swapper/207:10:152
113825610,25sleep30-21swapper/309:59:573
901225519,22sleep20-21swapper/210:25:032
802225516,20sleep30-21swapper/312:10:123
802225516,20sleep30-21swapper/312:10:123
3088525511,20sleep00-21swapper/008:05:170
3018425519,22sleep00-21swapper/009:49:440
2442725517,17sleep30-21swapper/309:30:053
1993125516,20sleep00-21swapper/009:15:080
1816625517,17sleep30-21swapper/307:25:143
174625511,29sleep01847-21sed10:00:140
1220025514,25sleep012196-21apt-get12:24:550
1023825515,18sleep30-21swapper/310:29:453
832525414,24sleep28417-21users12:10:152
832525414,24sleep28417-21users12:10:152
293482547,34sleep30-21swapper/308:00:283
2934425412,14sleep20-21swapper/209:45:102
2529525414,24sleep025288-21apt-get07:49:590
1218225421,15sleep10-21swapper/107:09:451
118825415,20sleep20-21swapper/208:15:132
1125625413,18sleep30-21swapper/312:20:143
317072538,36sleep30-21swapper/309:54:273
269425314,23sleep32687-21apt-get10:04:573
269425314,23sleep32687-21apt-get10:04:573
2579425311,16sleep00-21swapper/009:34:580
2123225312,21sleep221341-21wc07:35:152
2123225312,21sleep221341-21wc07:35:152
1146725313,25sleep311515-21systemctl08:49:433
3037625210,17sleep30-21swapper/311:35:033
2579825215,24sleep225878-21tr07:50:132
2428525211,18sleep30-21swapper/311:15:043
2428525211,18sleep30-21swapper/311:15:043
220212528,33sleep20-21swapper/211:07:162
1374125214,22sleep313752-21apt-get12:29:553
1078425213,16sleep20-21swapper/208:45:142
1074325212,17sleep00-21swapper/012:20:020
70602519,16sleep30-21swapper/310:19:433
2694325112,25sleep227007-21latency_hist11:24:442
2404725113,22sleep224044-21apt-get11:14:552
2404725113,22sleep224044-21apt-get11:14:552
427625012,23sleep04279-21apt-get11:54:540
427625012,23sleep04279-21apt-get11:54:540
3185825013,21sleep331855-21apt-get11:39:553
2257625010,18sleep00-21swapper/011:10:000
607024912,19sleep26157-21memory10:15:062
2919224916,15sleep30-21swapper/309:45:073
2781624911,22sleep227826-21ntp_states09:40:092
2774124911,27sleep027347-21/usr/sbin/munin09:40:070
273932498,17sleep30-21swapper/311:25:053
1554224912,22sleep315121-21apt-get10:44:473
2778924812,17sleep00-21swapper/011:25:140
1629824811,20sleep216341-21df10:49:552
1606824810,20sleep20-21swapper/207:20:042
103624712,20sleep21040-21diskstats11:45:032
469724612,19sleep00-21swapper/010:10:110
469724612,19sleep00-21swapper/010:10:110
1685424618,15sleep30-21swapper/309:05:103
1824224511,19sleep218279-21ntp_states10:55:122
163624513,17sleep30-21swapper/311:45:163
1101924511,18sleep30-21swapper/310:30:133
271102449,17sleep00-21swapper/007:55:040
2422824410,16sleep20-21swapper/207:45:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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