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2026-02-15 - 17:02
[ 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 Sun Feb 15, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15198210677,1046sleep05477-21kworker/0:109:49:560
31189239721,358sleep331238-21/usr/sbin/munin10:40:093
2726123738,352sleep027303-21fschecks_count08:45:040
1565923629,339sleep215667-21ntpq09:50:102
68523308,307sleep0756-21fschecks_time12:30:040
1188230815,278sleep31285-21latency_hist10:49:463
1188230815,278sleep31285-21latency_hist10:49:463
7577228810,261sleep113441-21snmpd11:09:471
3710228545,227sleep03721-21systemd12:39:450
11115228014,246sleep011190-21fschecks_time11:20:030
4390224432,184sleep34451-21fschecks_time09:15:033
1449222328,212sleep014528-21ntpq11:30:090
12660222925,183sleep312693-21fschecks_count11:25:033
12660222925,183sleep312693-21fschecks_count11:25:033
6477221748,154sleep06515-21ntp_kernel_err11:05:090
807222148,30sleep08202-21sed09:25:170
26809221025,172sleep026814-21cpu12:09:570
2169722028,179sleep030742-1kworker/0:2H10:10:070
2169722028,179sleep030742-1kworker/0:2H10:10:070
12776220113,172sleep012916-21gpgv07:59:460
7864220064,116sleep00-21swapper/011:09:540
28970219021,149sleep128934-21latency_hist10:34:461
13741218926,24sleep00-21swapper/009:45:030
25240218523,138sleep025403-21grep10:20:160
25240218523,138sleep025403-21grep10:20:160
306721846,127sleep00-21swapper/010:55:040
10346217417,133sleep00-21swapper/007:50:130
26568217317,24sleep00-21swapper/012:09:450
1277721738,132sleep012906-21sed09:40:150
31393217012,138sleep031500-21timerandwakeup10:40:140
2095421658,28sleep020956-21apt-get08:24:570
2095421658,28sleep020956-21apt-get08:24:570
10292216313,27sleep00-21swapper/009:34:460
5572215915,120sleep05603-21modprobe09:19:440
28874215838,99sleep228928-21latencyplot07:09:462
17118215810,60sleep00-21swapper/009:55:090
1386421578,133sleep013989-21cat08:00:310
1386421578,133sleep013989-21cat08:00:310
10018215612,21sleep00-21swapper/011:15:150
32394215510,127sleep032439-21munin-run07:19:450
22974215513,112sleep00-21swapper/010:14:590
5860215316,124sleep00-21swapper/011:04:450
19641215211,126sleep00-21swapper/010:04:460
368521486,16sleep00-21swapper/009:10:280
22527214471,59sleep022572-21ntpq11:55:080
1997921435,12sleep00-21swapper/011:45:430
27350214215,42sleep227418-21/usr/sbin/munin12:10:122
4231213822,94sleep34273-21awk10:59:433
2875621386,18sleep00-21swapper/010:32:480
1153721356,17sleep00-21swapper/009:36:320
796521348,115sleep013441-21snmpd07:44:360
11823213215,101sleep311847-21proc_pri07:55:133
24109213115,19sleep30-21swapper/312:00:113
3247721255,73sleep00-21swapper/012:26:040
3007421259,46sleep10-21swapper/112:20:041
696721235,105sleep00-21swapper/009:22:270
8631212210,20sleep00-21swapper/007:45:090
28810212220,80sleep228871-21fschecks_time08:50:032
2673521225,67sleep00-21swapper/008:42:500
2944121215,69sleep00-21swapper/012:17:160
62921208,84sleep00-21swapper/007:20:500
23709212011,52sleep00-21swapper/012:00:000
2354212034,54sleep31866-21apt-get12:34:563
14817211987,16sleep00-21swapper/008:05:030
2377821180,21sleep223779-21ls08:34:432
2377821180,21sleep223779-21ls08:34:432
207121187,47sleep00-21swapper/007:25:020
22682211717,79sleep10-21swapper/110:14:441
22682211717,79sleep10-21swapper/110:14:441
220521175,69sleep00-21swapper/009:06:320
220521175,69sleep00-21swapper/009:06:320
3103721165,64sleep00-21swapper/012:22:290
1753621168,57sleep017544-21modprobe08:14:440
21202211560,37sleep021361-21latency_hist10:09:460
351521138,57sleep013441-21snmpd07:29:500
2958021139,92sleep029624-21ntpq10:35:100
2164021135,65sleep00-21swapper/011:52:090
2070621129,55sleep020719-21munin-run08:24:450
2070621129,55sleep020719-21munin-run08:24:450
1863021125,66sleep00-21swapper/011:43:170
21050211120,69sleep221089-21fschecks_count08:25:082
21050211120,69sleep221089-21fschecks_count08:25:082
142321118,47sleep00-21swapper/010:49:550
1906211019,73sleep11998-21unin-run12:34:451
554921097,46sleep00-21swapper/007:35:110
2991821085,61sleep00-21swapper/008:53:520
2620221079,48sleep00-21swapper/010:25:040
2432421077,45sleep00-21swapper/008:35:070
23762210718,63sleep123773-21modprobe08:34:431
23762210718,63sleep123773-21modprobe08:34:431
3261421057,45sleep00-21swapper/010:45:070
3261421057,45sleep00-21swapper/010:45:070
3137021046,55sleep00-21swapper/008:57:360
1385621047,44sleep00-21swapper/011:29:440
1385621047,44sleep00-21swapper/011:29:440
12924210419,68sleep113086-21apt-key07:59:471
12924210419,68sleep113086-21apt-key07:59:471
22873210317,71sleep322885-21netstat08:30:093
22873210317,71sleep322885-21netstat08:30:093
15544210311,17sleep10-21swapper/111:34:461
22731210118,64sleep122809-21timerandwakeup11:55:131
2250621017,44sleep00-21swapper/008:29:580
2250621017,44sleep00-21swapper/008:29:580
25532210012,26sleep10-21swapper/112:05:061
531329912,31sleep35362-21irqstats07:35:063
1686529949,40sleep00-21swapper/011:35:500
1133329921,61sleep211342-21/usr/sbin/munin07:54:562
213029820,57sleep31866-21apt-get12:34:473
1591429821,24sleep20-21swapper/211:34:592
1210329815,39sleep20-21swapper/209:39:572
296032969,34sleep029609-21ntpq07:10:120
296032969,34sleep029609-21ntpq07:10:120
2954529617,58sleep20-21swapper/207:10:102
2954529617,58sleep20-21swapper/207:10:102
2072029612,65sleep120745-21latency_hist08:24:461
2072029612,65sleep120745-21latency_hist08:24:461
876329417,59sleep38824-21users11:10:383
2346629419,60sleep223581-21sed11:59:462
2143129412,62sleep20-21swapper/210:10:012
2143129412,62sleep20-21swapper/210:10:012
315872925,11sleep20-21swapper/212:25:012
2367229218,52sleep322947-21/usr/sbin/munin10:15:183
8222919,23sleep01035-21apt-config09:04:460
61892916,63sleep20-21swapper/209:20:062
642829019,57sleep26474-21wc07:39:462
2628928913,58sleep126352-21if_eth010:25:061
2188228816,55sleep221916-21latency_hist11:54:452
1789428725,47sleep00-21swapper/008:15:000
3087228527,28sleep10-21swapper/110:40:031
271428526,37sleep22867-21head07:25:162
2034128424,26sleep30-21swapper/311:49:463
16472848,21sleep10-21swapper/109:05:161
16472848,21sleep10-21swapper/109:05:161
364028321,42sleep23645-21kworker/u8:112:39:432
2893428314,46sleep329025-21switchtime12:15:133
1654928318,46sleep216608-21latency08:10:062
3332826,64sleep131009-1kworker/1:2H12:29:451
1420928215,52sleep314253-21grep11:30:043
1317928218,46sleep213260-21cat11:25:142
1317928218,46sleep213260-21cat11:25:142
2881328129,32sleep128873-21/usr/sbin/munin07:09:451
45152806,54sleep10-21swapper/109:15:051
1823627916,39sleep117460-21/usr/sbin/munin11:40:151
1101627927,30sleep30-21swapper/309:35:133
3051327818,37sleep330684-21cat07:14:473
3034827814,47sleep230392-21ntp_kernel_pll_12:20:092
2899927815,46sleep129030-21/usr/sbin/munin08:50:061
2539027814,49sleep325481-21latency_hist08:39:463
2273327825,39sleep322764-21latency_hist10:14:463
2273327825,39sleep322764-21latency_hist10:14:463
2066827817,31sleep30-21swapper/308:24:443
2066827817,31sleep30-21swapper/308:24:443
944627719,18sleep20-21swapper/211:15:012
3260727717,36sleep2325-21apt-config07:19:472
3234627723,35sleep332371-21munin-run07:19:443
2581227719,38sleep225606-21/usr/sbin/munin08:40:052
2651327625,34sleep226514-21cron12:09:432
2024727622,34sleep220273-21netstat10:05:082
1845427613,39sleep218583-21timerwakeupswit08:15:142
32927516,41sleep132306-21/usr/sbin/munin10:45:121
32927516,41sleep132306-21/usr/sbin/munin10:45:121
325982750,8sleep112-21rcu_sched09:00:141
3046427514,44sleep130468-21cron10:39:431
2455227513,43sleep224628-21sendmail_mailtr08:35:132
2358027526,28sleep20-21swapper/210:15:172
2963027425,31sleep129654-21munin-run12:19:441
2693627414,36sleep126782-21/usr/sbin/munin12:10:031
2677827321,31sleep30-21swapper/310:25:163
188027318,22sleep20-21swapper/210:50:102
2764327225,22sleep00-21swapper/007:05:040
2191927215,41sleep321857-21latency_hist11:54:463
1233527223,20sleep20-21swapper/211:24:462
3245627122,24sleep10-21swapper/107:19:461
1897927122,30sleep119094-21/usr/sbin/munin10:00:151
1278427121,26sleep10-21swapper/111:25:051
1278427121,26sleep10-21swapper/111:25:051
474227014,42sleep34802-21if_eth011:00:043
2810627014,28sleep30-21swapper/312:14:453
2599527025,19sleep10-21swapper/108:40:081
1873627017,22sleep10-21swapper/108:15:171
164627014,38sleep11695-21irqstats10:50:051
819126919,26sleep10-21swapper/111:10:271
800926924,20sleep20-21swapper/211:10:242
3054326919,26sleep30-21swapper/310:39:453
2997726914,38sleep130045-21/usr/sbin/munin07:10:171
2997726914,38sleep130045-21/usr/sbin/munin07:10:171
2850026814,29sleep30-21swapper/308:49:473
157226811,24sleep30-21swapper/309:05:143
157226811,24sleep30-21swapper/309:05:143
1118126825,23sleep10-21swapper/109:35:151
3203926719,22sleep20-21swapper/209:00:042
2853826721,25sleep20-21swapper/212:15:042
1336426722,27sleep113401-21modprobe09:44:441
740526619,27sleep37489-21apt-config11:09:453
66352667,12sleep20-21swapper/207:39:502
3150426613,37sleep331545-21cpu12:24:583
240792669,12sleep20-21swapper/212:00:102
1858526618,25sleep30-21swapper/308:15:153
1512226622,24sleep20-21swapper/208:05:092
406626525,17sleep30-21swapper/309:14:463
2982226511,28sleep20-21swapper/210:35:162
1669526515,33sleep116732-21ntp_states08:10:091
1112626512,25sleep10-21swapper/107:54:461
780726412,23sleep20-21swapper/209:25:112
71826417,23sleep20-21swapper/207:20:522
675426415,28sleep30-21swapper/307:40:033
2502626421,22sleep10-21swapper/110:20:131
2502626421,22sleep10-21swapper/110:20:131
200126417,26sleep20-21swapper/212:34:462
354726320,19sleep20-21swapper/210:55:142
176126319,21sleep10-21swapper/107:24:471
485526219,21sleep30-21swapper/307:34:463
425826217,20sleep10-21swapper/107:30:161
3161926214,19sleep10-21swapper/108:59:471
2414926216,29sleep124254-21tune2fs08:35:041
1958926219,27sleep219596-21modprobe10:04:442
1637726215,29sleep316384-21/usr/sbin/munin11:35:203
1636626227,19sleep30-21swapper/308:10:033
1359626220,25sleep20-21swapper/208:00:252
1359626220,25sleep20-21swapper/208:00:252
111726217,19sleep30-21swapper/307:21:013
1066626213,34sleep310715-21users07:50:163
798926118,27sleep38066-21sed09:25:163
61572616,12sleep10-21swapper/109:20:051
509626016,25sleep10-21swapper/107:35:001
3273226021,21sleep20-21swapper/210:45:092
3273226021,21sleep20-21swapper/210:45:092
295326017,26sleep13024-21/usr/sbin/munin12:35:381
2693626016,20sleep30-21swapper/308:44:473
1971626023,19sleep10-21swapper/111:45:161
167172606,17sleep30-21swapper/309:54:523
1496326023,20sleep20-21swapper/209:49:462
1165326019,18sleep30-21swapper/311:20:143
957225914,20sleep10-21swapper/107:49:461
2772825914,30sleep327737-21diskstats10:30:043
275825914,27sleep22753-21apt-get09:09:572
254432595,13sleep30-21swapper/312:05:043
2439125917,17sleep10-21swapper/112:00:181
194532596,14sleep30-21swapper/310:02:593
146922595,42sleep30-21swapper/309:46:563
989925818,22sleep20-21swapper/207:50:032
2893025820,15sleep30-21swapper/307:09:473
2754325820,19sleep10-21swapper/108:45:091
2508725817,26sleep225161-21/usr/sbin/munin10:20:142
2508725817,26sleep225161-21/usr/sbin/munin10:20:142
245525814,27sleep12461-21ntp_states07:25:111
229262587,12sleep10-21swapper/110:14:481
2225625816,25sleep322265-21munin-run08:29:453
2225625816,25sleep322265-21munin-run08:29:453
1785525815,27sleep217901-21/usr/sbin/munin11:40:082
1480625814,22sleep30-21swapper/308:05:023
113982585,12sleep10-21swapper/111:20:081
1011325819,19sleep10-21swapper/111:15:161
744025719,20sleep10-21swapper/109:25:021
464525719,22sleep24741-21grep11:00:032
457325715,25sleep24623-21sed09:15:062
2259425719,18sleep30-21swapper/311:55:113
2157025723,17sleep10-21swapper/108:25:191
2157025723,17sleep10-21swapper/108:25:191
2074725715,18sleep20-21swapper/208:24:472
2074725715,18sleep20-21swapper/208:24:472
1803525720,18sleep30-21swapper/311:40:133
1439225719,18sleep20-21swapper/211:30:072
1268125718,18sleep30-21swapper/309:40:143
116225716,24sleep2680-21apt-get09:04:522
116225716,24sleep2680-21apt-get09:04:522
1089725717,18sleep20-21swapper/209:35:082
3063425616,24sleep230647-21/usr/sbin/munin08:55:072
1193525616,17sleep10-21swapper/107:55:151
918825517,23sleep19238-21if_eth009:30:031
72625516,22sleep30-21swapper/309:04:453
589425510,24sleep10-21swapper/111:04:461
3027325518,22sleep330270-21apt-get08:54:563
2455825513,24sleep324553-21apt-get10:19:593
2455825513,24sleep324553-21apt-get10:19:593
1591225517,22sleep115900-21apt-get11:34:581
1532225512,29sleep315409-21fschecks_time09:50:033
826425413,25sleep38257-21apt-get07:44:593
587525413,22sleep35882-21apt-get09:19:553
336625414,24sleep13403-21/usr/sbin/munin10:55:091
2940925413,21sleep30-21swapper/307:10:073
217342544,41sleep10-21swapper/111:53:231
2117825421,19sleep30-21swapper/310:09:453
1903725414,22sleep219104-21df11:45:002
1452825415,22sleep114556-21users09:45:171
440425312,16sleep20-21swapper/207:30:172
276225317,20sleep10-21swapper/109:10:001
905725213,23sleep29064-21diskstats09:30:002
852425218,20sleep20-21swapper/207:45:072
2871625218,22sleep328717-21sshd08:49:553
2033425216,17sleep10-21swapper/110:05:111
1527925216,19sleep10-21swapper/109:50:011
637925120,16sleep20-21swapper/211:05:072
3003125110,26sleep30-21swapper/312:20:023
2724525111,24sleep227254-21df_inode08:45:022
1081525113,14sleep30-21swapper/311:19:463
147062507,16sleep10-21swapper/108:04:561
100092506,33sleep30-21swapper/309:31:463
1716424911,15sleep10-21swapper/109:55:101
77282488,15sleep10-21swapper/107:41:591
1377424816,18sleep30-21swapper/308:00:303
1377424816,18sleep30-21swapper/308:00:303
142824715,19sleep31429-21cpu10:49:583
320422439,13sleep20-21swapper/210:44:452
19902427,13sleep30-21swapper/307:24:573
167492427,18sleep20-21swapper/209:54:592
261042397,15sleep20-21swapper/210:24:582
2813923811,14sleep20-21swapper/210:30:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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