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2026-02-13 - 17:31
[ 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 13, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
307402227613,2241sleep025538-21kworker/u8:412:35:130
28662238519,347sleep028675-21sshd10:44:540
16811234210,252sleep316840-21munin-plugin-st08:24:513
1110231810,205sleep31239-21timerwakeupswit09:15:223
238442287145,85sleep323956-21sshd10:29:553
238442287145,85sleep323956-21sshd10:29:553
8465225914,196sleep38504-21latency_hist11:24:523
27737224818,190sleep327808-21switchtime10:40:213
26525223631,139sleep326655-21unixbench_multi12:20:213
2931022348,208sleep329329-21apt-get07:20:013
2931022348,208sleep329329-21apt-get07:20:013
2732522268,206sleep327404-21cpu07:15:003
4748222211,156sleep34893-21unixbench_singl11:10:223
23648222031,175sleep323737-21grep08:45:103
31988221777,56sleep30-21swapper/310:55:113
18289221530,67sleep317997-21/usr/sbin/munin11:55:133
7747220410,22sleep30-21swapper/307:55:073
29035219815,121sleep30-21swapper/312:30:113
6287219710,120sleep36439-21unixbench_singl11:15:233
6287219710,120sleep36439-21unixbench_singl11:15:233
18410218816,20sleep10-21swapper/108:29:541
13749218675,21sleep30-21swapper/311:40:153
30004218176,55sleep30-21swapper/309:05:133
30472217721,130sleep230214-21apt-get12:34:542
2480217410,72sleep32481-21sshd11:05:053
2480217410,72sleep32481-21sshd11:05:053
1296217025,53sleep30-21swapper/311:00:163
2216321610,36sleep222167-21fschecks_time08:40:122
4833215330,110sleep31-21systemd09:29:513
25111214719,76sleep30-21swapper/308:50:073
11704214722,113sleep311745-21ntp_kernel_err09:50:143
11704214722,113sleep311745-21ntp_kernel_err09:50:143
29425214614,36sleep029487-21/usr/sbin/munin12:30:200
24010214615,99sleep00-21swapper/012:14:530
20964214549,20sleep30-21swapper/308:35:383
11144214511,119sleep311296-21latency_hist09:49:543
25603214252,51sleep325667-21cat12:19:533
25603214252,51sleep325667-21cat12:19:533
29166213921,64sleep30-21swapper/310:45:183
16683213915,102sleep00-21swapper/010:05:210
7999213831,95sleep38037-21date09:39:533
17583213664,12sleep30-21swapper/308:25:203
3651213572,45sleep30-21swapper/307:40:203
22622213412,97sleep00-21swapper/008:40:230
25928213340,21sleep30-21swapper/307:10:243
21759213311,98sleep00-21swapper/012:05:200
22338213162,19sleep30-21swapper/312:08:543
19083212910,56sleep30-21swapper/308:30:163
13030212434,25sleep30-21swapper/308:10:213
31564212324,76sleep131688-21cat10:54:531
2784521239,75sleep30-21swapper/312:25:183
2391421225,10sleep30-21swapper/312:14:153
21610212213,64sleep30-21swapper/310:20:263
18704212223,77sleep018862-21unixbench_multi11:55:220
27936212116,87sleep128064-21users10:40:231
6657212031,78sleep36665-21ntpq07:50:183
6657212031,78sleep36665-21ntpq07:50:183
12884211635,18sleep30-21swapper/309:55:073
12884211635,18sleep30-21swapper/309:55:073
8914211249,17sleep30-21swapper/309:40:213
6430211214,80sleep06538-21latency_hist09:34:530
8743211014,82sleep18817-21sendmail_mailtr09:40:191
25346211014,81sleep025386-21latency_hist10:34:530
683210912,79sleep029525-21kworker/u8:310:59:530
11903210928,14sleep30-21swapper/311:35:103
15764210827,16sleep30-21swapper/310:04:523
29446210710,16sleep00-21swapper/007:20:300
29446210710,16sleep00-21swapper/007:20:300
15125210714,78sleep115241-21sort10:00:221
27470210614,26sleep227475-21diskstats12:25:092
27036210625,68sleep327060-21netstat08:55:163
26428210635,41sleep126535-21latency_hist08:54:531
31934210519,22sleep30-21swapper/312:39:073
30868210512,80sleep030945-21timerandwakeup10:50:240
24549210419,72sleep124631-21mailstats10:30:421
29796210326,58sleep129790-21apt-get09:05:071
18561210335,57sleep30-21swapper/310:11:303
10341210319,63sleep010359-21sort11:30:100
21468210218,65sleep120674-21/usr/sbin/munin10:20:241
2085621027,63sleep313441-21snmpd12:04:463
4115210114,73sleep24116-21/usr/sbin/munin11:10:092
31105210110,12sleep20-21swapper/207:25:172
2207210123,60sleep12360-21unixbench_multi07:35:221
3144021007,34sleep331476-21fschecks_count09:10:093
10335210020,51sleep210406-21cat09:45:212
684229919,55sleep26858-21sh11:19:502
684229919,55sleep26858-21sh11:19:502
2558629921,15sleep30-21swapper/310:35:043
2558629921,15sleep30-21swapper/310:35:043
1405829915,70sleep014083-21grep08:15:110
3159029813,18sleep10-21swapper/112:35:341
30182986,27sleep30-21swapper/309:21:243
1644529822,15sleep30-21swapper/310:05:163
1454629831,53sleep314622-21wc08:15:223
1454329811,66sleep00-21swapper/010:00:080
1315529818,22sleep20-21swapper/211:39:532
641929720,15sleep30-21swapper/309:34:523
3033329716,61sleep130471-21cut12:34:531
2911229714,70sleep129155-21ntp_offset10:45:161
2620129711,70sleep126318-21sed10:35:221
2620129711,70sleep126318-21sed10:35:221
2529829715,65sleep025362-21if_err_eth008:50:120
1201029719,63sleep012068-21interrupts11:35:110
920629617,14sleep30-21swapper/311:25:203
2469729611,69sleep324814-21sort10:30:443
148962965,27sleep30-21swapper/311:44:593
1326029620,54sleep00-21swapper/009:55:160
1326029620,54sleep00-21swapper/009:55:160
3047429522,15sleep30-21swapper/310:50:153
2397829424,54sleep224048-21df07:05:062
1911029420,13sleep30-21swapper/310:15:053
1251129415,60sleep012575-21sort08:10:100
204272920,12sleep112-21rcu_sched10:19:511
1033229217,13sleep30-21swapper/311:30:093
928729112,67sleep09379-21cat11:25:210
299762918,12sleep10-21swapper/107:20:441
299762918,12sleep10-21swapper/107:20:441
170292918,17sleep30-21swapper/311:50:213
170292918,17sleep30-21swapper/311:50:213
3912908,17sleep30-21swapper/307:30:153
3912908,17sleep30-21swapper/307:30:153
308952887,22sleep330886-21apt-get07:25:103
222342868,16sleep30-21swapper/308:40:143
2134128611,53sleep00-21swapper/010:20:230
1908628624,32sleep00-21swapper/010:15:020
561028519,54sleep30-21swapper/307:46:023
561028519,54sleep30-21swapper/307:46:023
282372856,13sleep30-21swapper/309:00:043
2202228526,35sleep20-21swapper/210:24:532
112462859,19sleep311291-21awk08:05:163
890028313,18sleep20-21swapper/211:25:112
2776628315,50sleep127789-21irqstats07:15:141
8672820,7sleep20-21swapper/207:30:212
8672820,7sleep20-21swapper/207:30:212
474828222,31sleep10-21swapper/107:45:111
474828222,31sleep10-21swapper/107:45:111
2955628129,27sleep00-21swapper/009:04:530
17462816,12sleep30-21swapper/307:35:123
237402800,9sleep00-21swapper/008:45:100
2464627917,28sleep00-21swapper/012:15:130
2464627917,28sleep00-21swapper/012:15:130
1990327916,46sleep119910-21modprobe08:34:511
73672780,5sleep10-21swapper/109:35:221
320127824,25sleep10-21swapper/107:40:101
1492727811,53sleep214991-21cpuspeed11:45:062
1378527819,30sleep00-21swapper/011:40:160
1346327818,41sleep213552-21fschecks_time11:40:102
441127721,26sleep00-21swapper/007:44:540
2691327722,34sleep127017-21irqstats07:14:541
2528927717,38sleep225320-21munin-plugin-st10:34:512
1630827720,37sleep215530-21/usr/sbin/munin08:20:222
206052769,17sleep20-21swapper/208:35:282
560827525,19sleep20-21swapper/209:30:192
43627517,24sleep10-21swapper/107:30:171
43627517,24sleep10-21swapper/107:30:171
1809127423,25sleep20-21swapper/211:55:082
1772927423,28sleep00-21swapper/011:54:500
1772927423,28sleep00-21swapper/011:54:500
1058527413,44sleep2222-21systemd-journal08:04:512
2880127323,26sleep20-21swapper/207:19:522
2285027317,38sleep122913-21/usr/sbin/munin12:10:141
171327313,38sleep01741-21munin-run09:19:510
92922726,31sleep30-21swapper/307:59:593
294727211,50sleep026255-1kworker/0:0H09:20:280
2715127224,23sleep20-21swapper/212:24:532
2552327223,30sleep125548-21munin-run12:19:511
2552327223,30sleep125548-21munin-run12:19:511
2104227223,20sleep00-21swapper/008:35:390
2091327220,32sleep121002-21latency_hist12:04:521
2570427122,23sleep20-21swapper/210:35:112
2570427122,23sleep20-21swapper/210:35:112
333827017,21sleep20-21swapper/209:24:542
2895527018,33sleep029156-21apt-key07:19:540
882726917,29sleep10-21swapper/111:25:101
358726916,39sleep23649-21sendmail_mailst07:40:192
278142699,46sleep027935-21timerwakeupswit10:40:220
2443626918,32sleep124468-21/usr/sbin/munin07:05:171
243726916,34sleep12483-21/usr/sbin/munin09:20:171
2397026918,21sleep10-21swapper/108:45:161
226026914,35sleep00-21swapper/011:04:540
1746126914,24sleep20-21swapper/208:25:152
3172426818,25sleep00-21swapper/009:10:140
3162326814,40sleep231655-21/usr/sbin/munin09:10:122
2805026818,34sleep228191-21sed08:59:552
2424726823,28sleep00-21swapper/007:05:120
2245026812,22sleep00-21swapper/010:25:120
2245026812,22sleep00-21swapper/010:25:120
2027326823,25sleep10-21swapper/108:34:551
1778026821,25sleep20-21swapper/211:54:522
1778026821,25sleep20-21swapper/211:54:522
1296726815,24sleep20-21swapper/209:55:102
1296726815,24sleep20-21swapper/209:55:102
1024926814,25sleep00-21swapper/009:45:190
2433126715,38sleep224346-21cut12:15:072
2433126715,38sleep224346-21cut12:15:072
1418026718,28sleep20-21swapper/208:15:132
850726610,38sleep08648-21latency_hist11:24:530
2631026620,25sleep00-21swapper/012:20:180
2565826616,21sleep20-21swapper/207:10:192
213026617,22sleep00-21swapper/007:35:210
1647726615,34sleep116509-21/usr/sbin/munin10:05:181
1148426613,22sleep10-21swapper/108:05:221
1071926619,31sleep110754-21grep11:30:191
1886026516,24sleep20-21swapper/210:14:522
1623426516,33sleep016337-21cat11:49:530
60226422,26sleep2636-21modprobe10:59:512
378526414,20sleep20-21swapper/209:25:142
3026326419,25sleep20-21swapper/209:05:202
278226417,24sleep20-21swapper/207:39:512
2575726416,20sleep00-21swapper/007:10:210
2210226419,24sleep10-21swapper/108:40:121
1104526411,37sleep111095-21sshd09:49:521
92042637,18sleep00-21swapper/009:41:030
724926313,30sleep10-21swapper/111:20:091
35122637,37sleep00-21swapper/011:06:560
35122637,37sleep00-21swapper/011:06:560
286142635,12sleep00-21swapper/012:29:230
2250126312,16sleep10-21swapper/112:09:531
986926214,17sleep10-21swapper/108:00:221
727626219,22sleep00-21swapper/009:35:220
324582620,7sleep10-21swapper/110:55:201
2523526214,25sleep30-21swapper/307:09:513
2232026222,21sleep10-21swapper/110:25:081
2232026222,21sleep10-21swapper/110:25:081
1693726214,21sleep10-21swapper/111:50:181
1693726214,21sleep10-21swapper/111:50:181
1665926213,26sleep00-21swapper/008:22:540
1142226216,29sleep211482-21fschecks_time09:50:092
1142226216,29sleep211482-21fschecks_time09:50:092
584626120,19sleep10-21swapper/111:15:131
584626120,19sleep10-21swapper/111:15:131
3198826112,23sleep20-21swapper/212:39:512
2869626121,25sleep228702-21ntp_states09:00:192
1984826128,20sleep00-21swapper/008:34:090
1910926115,24sleep20-21swapper/210:15:042
1727126114,20sleep20-21swapper/210:09:512
1492326115,24sleep20-21swapper/210:00:192
828126020,17sleep20-21swapper/207:55:222
47082608,42sleep00-21swapper/009:28:150
3173526014,20sleep10-21swapper/107:25:281
1991226017,26sleep219971-21apt-config08:34:522
1559626015,22sleep10-21swapper/111:45:221
679025915,22sleep20-21swapper/207:50:212
679025915,22sleep20-21swapper/207:50:212
513725913,32sleep25218-21mailstats07:45:202
513725913,32sleep25218-21mailstats07:45:202
3086625917,25sleep030867-21/usr/sbin/munin07:25:030
1063725912,28sleep00-21swapper/008:04:530
2935025816,20sleep20-21swapper/207:20:122
2935025816,20sleep20-21swapper/207:20:122
2692925815,20sleep00-21swapper/010:39:540
2692925815,20sleep00-21swapper/010:39:540
2584125815,26sleep125838-21apt-get12:20:031
1934725812,30sleep119370-21sed11:59:521
1756725817,24sleep017561-21apt-get10:10:060
1222425811,24sleep00-21swapper/008:09:540
842925713,25sleep00-21swapper/007:55:240
660025717,21sleep10-21swapper/107:50:161
660025717,21sleep10-21swapper/107:50:161
532625713,29sleep15336-21munin-run11:14:521
529325710,13sleep00-21swapper/007:45:220
529325710,13sleep00-21swapper/007:45:220
2846625715,19sleep20-21swapper/210:44:522
272925718,23sleep22752-21irqstats11:05:122
272925718,23sleep22752-21irqstats11:05:122
2724425717,18sleep10-21swapper/108:55:221
2291725723,17sleep20-21swapper/210:25:222
2291725723,17sleep20-21swapper/210:25:222
509825613,18sleep10-21swapper/109:30:021
3073125616,19sleep20-21swapper/210:50:222
2508425613,29sleep225103-21apt-get08:50:022
1959825610,22sleep00-21swapper/012:00:070
160325618,18sleep20-21swapper/211:00:232
2291425516,20sleep20-21swapper/212:10:152
186472555,11sleep10-21swapper/110:12:371
1555525514,25sleep115549-21apt-get08:20:051
1283925518,22sleep212876-21ntp_states08:10:162
89825410,18sleep10-21swapper/111:00:021
3039625412,23sleep030473-21find09:05:220
2132525417,19sleep20-21swapper/212:05:102
1141725415,24sleep111421-21diskstats09:50:081
1141725415,24sleep111421-21diskstats09:50:081
881825315,16sleep20-21swapper/209:40:202
781725315,17sleep10-21swapper/107:55:091
2028825313,23sleep20-21swapper/212:00:252
565125211,16sleep00-21swapper/011:15:070
565125211,16sleep00-21swapper/011:15:070
3243625211,23sleep032430-21apt-get07:30:040
3243625211,23sleep032430-21apt-get07:30:040
2831925214,21sleep128326-21diskstats09:00:101
2673325210,16sleep00-21swapper/008:55:090
124402525,36sleep00-21swapper/009:52:540
124402525,36sleep00-21swapper/009:52:540
1087325213,22sleep210871-21apt-get08:05:032
70372519,18sleep20-21swapper/209:35:152
620325117,18sleep00-21swapper/007:50:070
620325117,18sleep00-21swapper/007:50:070
42122518,28sleep00-21swapper/011:10:110
1752125112,23sleep017553-21ntp_states08:25:170
135112515,34sleep10-21swapper/108:12:411
1223725114,21sleep112256-21ntp_states11:35:161
733225012,18sleep20-21swapper/211:20:102
149032506,17sleep10-21swapper/108:15:401
358024911,15sleep10-21swapper/109:25:091
3261224916,17sleep10-21swapper/109:14:521
3001924916,16sleep20-21swapper/210:49:532
2869324915,19sleep10-21swapper/112:29:521
2383224914,22sleep223536-21/usr/sbin/munin08:45:132
179224912,14sleep20-21swapper/209:19:532
1365024915,14sleep10-21swapper/111:40:131
43924812,17sleep10-21swapper/109:15:041
103212476,13sleep20-21swapper/211:30:082
33362468,15sleep10-21swapper/111:05:231
33362468,15sleep10-21swapper/111:05:231
1312424210,14sleep10-21swapper/109:55:131
1312424210,14sleep10-21swapper/109:55:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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