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2026-02-20 - 13:38
[ 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 Fri Feb 20, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12635214075,1367sleep27238-21kworker/u8:220:39:452
10219268216,649sleep110212-21apt-get22:14:441
10905245633,407sleep210975-21fschecks_time20:34:492
287023827,358sleep22915-21unin-run23:34:292
27522364156,158sleep22754-21cron20:09:282
16458234757,192sleep20-21swapper/222:34:442
13114230216,212sleep213163-21latency_hist22:24:302
32542228513,248sleep232688-21unixbench_singl21:39:592
27492226132,216sleep227472-21apt-get19:44:482
29065225452,26sleep20-21swapper/221:29:542
22847224456,151sleep222916-21sort19:29:502
16421224444,183sleep215708-21/usr/sbin/munin20:49:592
7808223814,209sleep27870-21grep20:24:472
7808223814,209sleep27870-21grep20:24:472
25519223837,185sleep225534-21apt-get23:04:282
21984223537,182sleep222071-21wc21:09:302
29747222713,197sleep329821-21find23:14:593
10632222749,127sleep210703-40mandb23:59:292
10632222749,127sleep210703-40mandb23:59:292
31571221947,115sleep20-21swapper/221:39:312
29586221140,80sleep20-21swapper/219:49:582
4464220530,30sleep215709-21cyclictest21:54:582
4464220530,30sleep215709-21cyclictest21:54:582
1997322037,181sleep220006-21ntp_kernel_pll_22:44:532
1997322037,181sleep220006-21ntp_kernel_pll_22:44:532
22965220149,93sleep20-21swapper/221:10:032
22965220149,93sleep20-21swapper/221:10:032
2632621957,147sleep226461-21grep21:20:002
1270218215,151sleep31309-21ntpq21:44:533
19578217610,150sleep219677-21fschecks_time19:19:482
15515217674,26sleep20-21swapper/222:29:592
9971217511,35sleep313441-21snmpd22:14:293
1542121709,150sleep013441-21snmpd20:49:120
6653216638,110sleep26719-21sendmail_mailqu20:19:582
22173216638,22sleep20-21swapper/222:51:442
5002216274,23sleep20-21swapper/223:39:502
1468021607,140sleep214821-21date22:29:312
838821579,136sleep28464-21sed23:50:002
3132215615,101sleep23194-21fschecks_time20:09:492
1467421537,132sleep214795-21sed00:09:592
1467421537,132sleep214795-21sed00:09:592
30817215131,108sleep230891-21fschecks_time23:19:472
30817215131,108sleep230891-21fschecks_time23:19:472
2294821498,106sleep223002-21sed22:54:512
29654214510,123sleep229746-21mailstats23:14:582
2233121409,75sleep222361-21latency_hist19:29:302
15693213219,94sleep20-21swapper/200:14:472
27620212930,35sleep20-21swapper/221:24:572
32204212510,78sleep232341-21date19:59:312
30980212117,39sleep330998-21sshd19:55:443
20302212115,90sleep120351-21cpuspeed00:29:451
1637212017,58sleep21763-21awk21:45:002
22389211918,86sleep022438-21unin-run22:54:290
15493211913,92sleep215554-21latency_hist20:49:312
18404211610,12sleep20-21swapper/200:23:442
2991421155,11sleep00-21swapper/021:34:030
2780921158,37sleep20-21swapper/223:09:492
19332211433,16sleep20-21swapper/222:44:292
1923121139,67sleep219255-21netstat20:59:532
20295211210,86sleep20-21swapper/200:29:422
32095211118,36sleep20-21swapper/223:24:312
21005211115,64sleep10-21swapper/119:24:401
21932211029,18sleep20-21swapper/200:34:472
21932211029,18sleep20-21swapper/200:34:472
28369210915,75sleep128497-21uptime23:10:011
17003210915,11sleep20-21swapper/219:11:572
25796210810,58sleep225897-21fschecks_time19:39:482
6790210716,79sleep20-21swapper/222:03:502
24334210723,17sleep20-21swapper/219:34:512
2005621079,62sleep220058-21munin-run00:29:292
13769210722,69sleep313796-21awk00:09:273
13769210722,69sleep313796-21awk00:09:273
2940521060,49sleep129406-21timerandwakeup21:30:001
865021058,60sleep28651-21/usr/sbin/munin22:09:402
26899210520,53sleep00-21swapper/021:24:300
1569321057,61sleep215844-21latency_hist19:09:312
4492210426,43sleep24493-21munin-run23:39:302
1762221047,62sleep217717-21munin-node19:14:352
23259210321,61sleep323407-21grep19:29:593
20301210316,71sleep020463-21cmp21:04:310
25590210119,58sleep025741-21gpgv23:04:300
17810210017,28sleep10-21swapper/122:39:311
1612529913,26sleep10-21swapper/100:14:591
957129714,64sleep10-21swapper/123:54:511
957129714,64sleep10-21swapper/123:54:511
396929732,34sleep00-21swapper/021:54:390
396929732,34sleep00-21swapper/021:54:390
2242829721,56sleep321941-21apt-get21:09:393
2242829721,56sleep321941-21apt-get21:09:393
3101129617,64sleep031092-21cut19:55:450
1872429614,66sleep118742-21/usr/sbin/munin00:24:401
1846029626,51sleep118494-21idleruntime-cro00:24:281
280429411,63sleep00-21swapper/020:09:300
1593729429,40sleep015933-21apt-get19:09:410
7152930,8sleep00-21swapper/020:00:000
218229311,64sleep02248-21swap23:30:190
624429213,66sleep36362-21cat21:59:593
477829219,56sleep10-21swapper/120:14:531
477829219,56sleep10-21swapper/120:14:531
2601729213,56sleep20-21swapper/223:04:402
134322928,65sleep00-21swapper/020:40:120
935829121,52sleep30-21swapper/320:29:493
2465629118,59sleep324697-21ntpq22:59:573
2620429014,21sleep326290-21fw_packets23:05:143
254128912,58sleep20-21swapper/221:49:492
1645628911,67sleep00-21swapper/022:34:420
1148828921,50sleep311595-21timerwakeupswit20:35:023
1801028816,54sleep118027-21apt-get22:39:391
898228713,61sleep09031-21systemd-run20:29:300
898228713,61sleep09031-21systemd-run20:29:300
172882879,16sleep20-21swapper/220:54:442
720828610,14sleep20-21swapper/222:04:472
2926828615,56sleep129120-21/usr/sbin/munin23:14:491
1640028619,53sleep316408-21awk19:09:563
847628514,17sleep10-21swapper/122:09:301
331428527,27sleep10-21swapper/120:09:521
3254628517,43sleep132605-21latency23:24:511
2254628514,40sleep022431-21/usr/sbin/munin21:09:480
2254628514,40sleep022431-21/usr/sbin/munin21:09:480
220732850,9sleep322072-21apt-config21:09:303
1316428517,17sleep30-21swapper/322:24:313
907928313,46sleep08651-21/usr/sbin/munin22:09:540
1536728317,53sleep015426-21date00:14:290
1536728317,53sleep015426-21date00:14:290
144528315,26sleep00-21swapper/021:44:580
127722825,12sleep00-21swapper/022:20:440
1260928218,45sleep012702-21uniq00:04:480
1260928218,45sleep012702-21uniq00:04:480
109562829,57sleep20-21swapper/223:59:412
109562829,57sleep20-21swapper/223:59:412
63552818,13sleep20-21swapper/223:44:472
46712818,14sleep20-21swapper/220:14:492
46712818,14sleep20-21swapper/220:14:492
1375828116,11sleep20-21swapper/200:09:182
1375828116,11sleep20-21swapper/200:09:182
467928017,48sleep34684-21entropy20:14:503
467928017,48sleep34684-21entropy20:14:503
2335428015,45sleep323480-21/usr/sbin/munin22:55:003
140592808,53sleep10-21swapper/100:09:411
140592808,53sleep10-21swapper/100:09:411
1070828025,32sleep30-21swapper/323:59:303
1070828025,32sleep30-21swapper/323:59:303
3264727910,32sleep20-21swapper/219:59:512
319872796,51sleep30-21swapper/323:24:283
319872796,51sleep30-21swapper/323:24:283
2376827923,25sleep10-21swapper/121:14:301
2376827923,25sleep10-21swapper/121:14:301
1972927917,39sleep119557-21/usr/sbin/munin22:44:481
1972927917,39sleep119557-21/usr/sbin/munin22:44:481
98612787,53sleep20-21swapper/220:30:002
313027813,16sleep00-21swapper/023:34:390
230862787,16sleep00-21swapper/000:39:130
230862787,16sleep00-21swapper/000:39:130
2890927725,25sleep30-21swapper/323:14:313
2191927726,34sleep121982-21apt-config21:09:291
757927625,29sleep00-21swapper/023:49:290
1934327525,27sleep30-21swapper/322:44:303
1472427526,24sleep00-21swapper/019:04:530
2110227425,25sleep30-21swapper/319:24:463
1475927417,28sleep30-21swapper/320:45:003
1335427423,28sleep00-21swapper/022:24:440
1241327415,46sleep112492-21wc22:20:011
112872746,11sleep20-21swapper/222:16:552
58627318,30sleep30-21swapper/320:00:003
426427314,40sleep34323-21/usr/sbin/munin21:54:503
426427314,40sleep34323-21/usr/sbin/munin21:54:503
260752737,15sleep00-21swapper/023:05:030
2424427322,35sleep20-21swapper/221:14:512
1812027321,25sleep00-21swapper/022:39:470
928127216,17sleep10-21swapper/122:09:591
480827214,42sleep14816-21diskstats23:39:451
2620627219,30sleep10-21swapper/121:19:591
712627014,21sleep30-21swapper/322:04:443
663927023,30sleep16652-21/usr/sbin/munin20:19:571
103282706,11sleep00-21swapper/023:55:350
103282706,11sleep00-21swapper/023:55:350
3181126915,28sleep30-21swapper/321:39:443
1394426912,16sleep30-21swapper/320:44:313
578026820,25sleep10-21swapper/121:59:491
482326817,31sleep34899-21tune2fs23:39:473
2844626811,39sleep328528-21latency_hist21:29:303
2160526815,38sleep021674-21switchtime19:24:590
3080826721,29sleep313441-21snmpd21:34:593
1222326718,29sleep012240-21modprobe00:04:270
1222326718,29sleep012240-21modprobe00:04:270
1142126714,24sleep10-21swapper/123:59:561
1142126714,24sleep10-21swapper/123:59:561
3029126615,35sleep130334-21gpgv19:54:291
281302665,51sleep00-21swapper/021:26:040
2310426618,31sleep31-21systemd00:39:283
2310426618,31sleep31-21systemd00:39:283
1490126612,41sleep314922-21grep22:29:443
2839426520,22sleep10-21swapper/121:29:281
1851126519,25sleep30-21swapper/300:24:303
1634426513,37sleep115915-21/usr/sbin/munin19:09:541
1479626518,32sleep314934-21sed00:10:003
1479626518,32sleep314934-21sed00:10:003
39932649,12sleep00-21swapper/020:10:310
3232646,12sleep10-21swapper/119:59:541
3088226418,28sleep00-21swapper/021:35:000
2749526418,24sleep00-21swapper/019:44:510
2276126417,27sleep00-21swapper/019:29:480
2243926411,37sleep122506-21latency_hist22:54:301
190826417,28sleep11997-21/usr/sbin/munin23:30:121
1627626418,18sleep00-21swapper/020:49:570
42332637,42sleep10-21swapper/123:37:101
309226315,32sleep13216-21timerwakeupswit21:50:001
2613026316,25sleep10-21swapper/123:05:081
2091426318,25sleep00-21swapper/000:30:000
194542639,24sleep10-21swapper/119:19:391
1907126324,23sleep30-21swapper/320:59:503
1695126316,23sleep30-21swapper/300:19:293
819626216,23sleep00-21swapper/023:49:540
244726217,26sleep02441-21apt-get21:49:430
791726120,18sleep30-21swapper/323:49:483
449426113,22sleep30-21swapper/323:39:313
2425926116,26sleep124251-21apt-get22:59:471
2282626120,24sleep00-21swapper/022:54:490
1815826118,27sleep118170-21/usr/sbin/munin19:14:511
964126015,30sleep09671-21awk20:29:540
849226017,18sleep30-21swapper/320:25:003
849226017,18sleep30-21swapper/320:25:003
743226019,25sleep37438-21modprobe20:24:283
66226015,20sleep10-21swapper/121:44:301
58532604,10sleep00-21swapper/020:19:240
58532604,10sleep00-21swapper/020:19:240
3100026014,31sleep131050-21sed23:19:501
3100026014,31sleep131050-21sed23:19:501
2811226020,21sleep10-21swapper/119:45:281
2708626016,18sleep10-21swapper/119:44:311
2409526014,23sleep00-21swapper/021:14:490
2174526018,19sleep30-21swapper/322:49:593
186426012,33sleep31894-21awk20:04:533
1766126013,31sleep117698-21sed20:54:551
1756226020,19sleep30-21swapper/320:54:533
2930425915,22sleep30-21swapper/319:49:503
269332596,16sleep00-21swapper/019:44:100
263225912,34sleep32693-21if_err_eth021:49:503
2401425917,26sleep124081-21df21:14:461
2012825917,28sleep120141-21apt21:04:281
1916325920,19sleep30-21swapper/319:19:293
1862625915,22sleep00-21swapper/020:59:300
1566925920,23sleep115687-21ls19:09:291
121325913,21sleep00-21swapper/023:29:300
713025813,21sleep00-21swapper/022:04:450
521425814,21sleep00-21swapper/023:39:560
4612586,40sleep00-21swapper/021:42:360
2072025818,23sleep320754-21ntp_states00:29:553
183662585,43sleep00-21swapper/000:23:130
1707425813,22sleep10-21swapper/120:54:311
161425816,24sleep31681-21df23:29:453
1527925817,17sleep00-21swapper/022:29:530
648725712,31sleep013441-21snmpd22:00:040
617625715,26sleep06170-21apt-get20:19:440
2079225718,17sleep00-21swapper/019:24:310
2062625712,25sleep00-21swapper/021:04:390
1465425717,22sleep314722-21memory19:04:523
799125616,23sleep10-21swapper/120:24:501
799125616,23sleep10-21swapper/120:24:501
631725615,25sleep16354-21df23:44:461
3100525617,21sleep10-21swapper/121:35:011
3085225611,31sleep10-21swapper/119:55:051
292312567,13sleep00-21swapper/023:14:480
2054525615,25sleep30-21swapper/322:45:433
2054525615,25sleep30-21swapper/322:45:433
1622025615,18sleep10-21swapper/122:34:301
1356225614,26sleep10-21swapper/122:24:491
1227525616,24sleep312408-21latency_hist00:04:313
1227525616,24sleep312408-21latency_hist00:04:313
302172555,39sleep00-21swapper/019:53:310
253832559,31sleep025408-21/usr/sbin/munin19:39:290
2461325520,20sleep30-21swapper/321:15:003
2412325518,21sleep324125-21sshd19:34:443
1696225515,24sleep017104-21cat00:19:300
2805325414,24sleep028059-21ntp_states23:09:550
193425415,24sleep11950-21ntp_states20:04:551
1875025415,24sleep018744-21apt-get00:24:430
1156825417,15sleep30-21swapper/322:19:303
1105625417,17sleep10-21swapper/120:34:521
627925312,25sleep36274-21apt-get23:44:443
2565725313,23sleep325668-21df_inode21:19:453
2078025313,25sleep30-21swapper/319:24:303
1896125318,16sleep30-21swapper/300:24:503
1272125315,23sleep112726-21/usr/sbin/munin20:39:491
351325219,19sleep30-21swapper/320:09:583
2792025214,19sleep30-21swapper/319:45:223
2192525214,23sleep121931-21diskstats00:34:461
2192525214,23sleep121931-21diskstats00:34:461
1160025218,16sleep00-21swapper/020:35:030
2589925118,16sleep30-21swapper/319:39:493
2412125112,22sleep124118-21apt-get19:34:421
1752025112,23sleep017529-21df19:14:330
1382125115,18sleep10-21swapper/100:09:291
1382125115,18sleep10-21swapper/100:09:291
296202506,35sleep30-21swapper/321:30:193
1592225015,19sleep30-21swapper/320:49:483
112725014,22sleep31156-21munin-run23:29:293
436424910,19sleep10-21swapper/121:54:531
436424910,19sleep10-21swapper/121:54:531
195562499,16sleep00-21swapper/022:44:390
195562499,16sleep00-21swapper/022:44:390
2257424810,22sleep122569-21apt-get19:29:411
1723024813,15sleep30-21swapper/322:35:013
151424813,16sleep10-21swapper/121:44:591
2318424714,19sleep123260-21systemctl22:54:581
3072824610,20sleep030723-21apt-get23:19:410
3072824610,20sleep030723-21apt-get23:19:410
102592466,31sleep10-21swapper/120:31:001
782824410,19sleep17825-21apt-get23:49:421
1265624211,15sleep30-21swapper/322:20:033
1030124210,17sleep00-21swapper/022:14:470
149022396,13sleep10-21swapper/120:45:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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