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2026-02-27 - 11:35
[ 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 376 highest latencies:
System rackbslot7s.osadl.org (updated Fri Feb 27, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2754260514,574sleep02763-21/usr/sbin/munin21:44:370
16314249716,464sleep016320-21/usr/sbin/munin22:29:300
16314249716,464sleep016320-21/usr/sbin/munin22:29:300
20804240213,366sleep320937-21unixbench_singl20:59:383
24803238613,276sleep324818-21fschecks_count21:14:243
28945235023,317sleep313441-21snmpd21:26:553
22191234129,296sleep322328-21grep00:29:403
9401228610,192sleep30-21swapper/322:09:063
13512228277,185sleep313551-21sendmail20:39:033
13512228277,185sleep313551-21sendmail20:39:033
1568227184,111sleep31587-21modprobe21:44:033
31771223971,154sleep331833-21latency_hist19:54:063
15772223812,216sleep032320-21kworker/u8:319:04:130
27863222125,184sleep327912-21ntpq23:04:293
11837221936,164sleep311895-40find23:59:033
9352221515,19sleep30-21swapper/320:24:263
7190221520,181sleep17230-21/usr/sbin/munin23:44:041
27564220734,111sleep327612-21/usr/sbin/munin21:24:053
1024220711,131sleep30-21swapper/323:24:073
3407220068,23sleep30-21swapper/321:49:203
27231220012,111sleep327324-21fschecks_time19:39:283
20271218913,161sleep020308-21if_eth020:59:270
23266218813,24sleep30-21swapper/321:09:233
1943218618,93sleep30-21swapper/321:44:233
4087218217,144sleep24219-21tail21:49:352
809221787,136sleep38200-21cat23:44:343
15086217416,142sleep30-21swapper/320:44:043
89421609,134sleep31023-21latency_hist19:59:063
29497216010,135sleep329591-21fschecks_time21:29:263
2001215924,114sleep22140-21unixbench_singl23:24:392
4756215376,14sleep30-21swapper/323:34:293
1835821537,90sleep313441-21snmpd19:10:253
1835821537,90sleep313441-21snmpd19:10:253
18240215210,77sleep30-21swapper/320:54:053
2411621519,123sleep30-21swapper/322:54:203
7373215019,114sleep032320-21kworker/u8:320:19:060
10316214971,16sleep30-21swapper/322:09:353
2687821428,13sleep00-21swapper/021:19:340
6545213941,81sleep30-21swapper/323:39:343
1381821395,78sleep30-21swapper/322:21:253
12023213954,61sleep30-21swapper/320:34:073
12023213954,61sleep30-21swapper/320:34:073
26401213661,35sleep30-21swapper/319:34:363
22750213556,64sleep322810-21if_err_eth022:49:233
12435213311,98sleep30-21swapper/323:59:283
16024213011,37sleep30-21swapper/320:44:363
13803213018,90sleep113871-21fschecks_time00:04:221
12740212936,34sleep20-21swapper/222:19:142
4107212729,80sleep3281-21dbus-daemon23:34:043
1688212714,97sleep31754-21switchtime19:59:353
1688212714,97sleep31754-21switchtime19:59:353
5613212615,19sleep10-21swapper/123:39:031
29279212210,99sleep229356-21find19:44:362
1469421228,90sleep00-21swapper/022:24:290
22219211916,85sleep30-21swapper/319:24:063
891821188,72sleep38967-21wc20:24:063
6168211858,37sleep30-21swapper/320:14:253
21210211653,50sleep321226-21latency_hist00:29:033
20318211613,87sleep219924-21/usr/sbin/munin00:24:262
11175211514,78sleep211239-21processes20:29:342
11175211514,78sleep211239-21processes20:29:342
5100211466,25sleep30-21swapper/321:54:253
23010211229,18sleep30-21swapper/319:24:353
31930211116,26sleep20-21swapper/223:19:062
29983211114,24sleep30-21swapper/319:49:053
25945211120,71sleep225918-21apt-get22:59:322
24195211012,19sleep124199-21diskstats22:54:221
7212210819,60sleep17350-21grep21:59:361
2948621088,25sleep30-21swapper/323:09:303
19879210832,62sleep30-21swapper/322:39:343
8539210512,30sleep28545-21ntp_states22:04:292
31320210524,59sleep30-21swapper/321:34:513
31320210524,59sleep30-21swapper/321:34:513
27248210561,24sleep30-21swapper/323:04:053
22370210472,15sleep30-21swapper/322:49:073
24299210318,50sleep30-21swapper/300:38:563
704121028,17sleep30-21swapper/321:59:333
31177210210,19sleep00-21swapper/021:34:150
31177210210,19sleep00-21swapper/021:34:150
24001210122,17sleep30-21swapper/319:29:153
18629210118,50sleep30-21swapper/322:35:223
268521009,18sleep20-21swapper/220:04:182
10023210018,47sleep30-21swapper/323:50:403
2803429815,61sleep027461-21/usr/sbin/munin23:04:340
1847829822,15sleep30-21swapper/320:54:173
168102985,10sleep30-21swapper/322:30:053
168102985,10sleep30-21swapper/322:30:053
3118929719,59sleep231174-21apt-get21:34:212
3118929719,59sleep231174-21apt-get21:34:212
1240029713,68sleep212434-21irqstats23:59:272
1118329719,14sleep30-21swapper/322:14:193
316862965,29sleep30-21swapper/323:16:573
2228329616,64sleep122409-21cat21:04:331
1702129614,67sleep117023-21sshd19:08:341
3075329414,63sleep130792-21/usr/sbin/munin23:14:241
3090029220,52sleep130944-21ntpq19:50:201
1808729224,45sleep018114-21modprobe00:19:030
3127729111,58sleep031431-21/usr/sbin/munin23:14:360
1487029117,54sleep10-21swapper/122:24:341
511529011,66sleep35233-21sort20:09:363
511529011,66sleep35233-21sort20:09:363
1553629015,59sleep115549-21kernelversion00:09:271
12622908,70sleep31254-21apt-get23:24:193
2287028917,55sleep022911-21munin-run21:09:040
196552885,50sleep30-21swapper/300:23:593
108012880,6sleep00-21swapper/023:54:230
503428614,53sleep25112-21switchtime20:09:352
503428614,53sleep25112-21switchtime20:09:352
268628617,12sleep30-21swapper/320:04:193
2511428617,53sleep125148-21/usr/sbin/munin21:14:301
2067428625,41sleep020759-21cat19:19:060
2067428625,41sleep020759-21cat19:19:060
160822867,15sleep30-21swapper/300:09:373
670528422,44sleep26838-21grep20:14:362
3048128413,51sleep230449-21apt-get19:49:332
257228414,55sleep02641-21latency_hist23:29:050
1128828422,30sleep20-21swapper/223:54:342
216062837,35sleep30-21swapper/321:04:143
1987828310,15sleep30-21swapper/319:14:333
1987828310,15sleep30-21swapper/319:14:333
1537928311,59sleep015447-21/usr/sbin/munin20:44:210
2719828129,30sleep10-21swapper/123:04:031
1407928121,40sleep114202-21latency_hist22:24:061
105512819,60sleep16726-1kworker/1:1H23:54:131
925628011,56sleep29351-21fschecks_time20:24:252
2434828013,53sleep024382-21irqstats22:54:250
1568128022,33sleep1222-21systemd-journal22:29:061
1568128022,33sleep1222-21systemd-journal22:29:061
2531227916,17sleep20-21swapper/219:34:062
2136427818,41sleep221381-21grep21:04:052
1974027814,34sleep119764-21munin-run20:59:041
1923827819,37sleep00-21swapper/022:39:190
1886227816,18sleep20-21swapper/219:14:082
1886227816,18sleep20-21swapper/219:14:082
578527715,32sleep00-21swapper/020:14:050
578527715,32sleep00-21swapper/020:14:050
150162776,59sleep315026-21munin-run00:09:053
1493727710,55sleep00-21swapper/000:08:330
1252527723,30sleep10-21swapper/122:19:051
951227618,31sleep00-21swapper/023:49:320
391227613,17sleep00-21swapper/021:49:330
2099727613,28sleep00-21swapper/019:19:230
2059327624,34sleep120598-21modprobe19:19:031
2059327624,34sleep120598-21modprobe19:19:031
1832227618,43sleep218441-21timerwakeupswit22:35:052
756627519,37sleep07655-21fschecks_time23:44:230
1816427515,17sleep20-21swapper/200:19:052
173162755,11sleep30-21swapper/300:14:343
1389627516,25sleep20-21swapper/220:39:192
779827414,42sleep27849-21unin-run22:04:052
3099227422,31sleep00-21swapper/019:50:240
2529427417,30sleep20-21swapper/221:14:352
2373227411,19sleep10-21swapper/100:34:341
2307327415,25sleep00-21swapper/022:49:320
769627318,38sleep27716-21fschecks_count20:19:242
2796727311,45sleep128057-21perl21:24:231
2722027320,25sleep20-21swapper/219:39:272
1828827319,36sleep00-21swapper/020:54:060
845627221,28sleep00-21swapper/022:04:270
316927219,26sleep10-21swapper/121:49:061
2997927212,46sleep230067-21sed21:29:372
2170627221,28sleep20-21swapper/221:04:222
2022327216,27sleep10-21swapper/100:24:251
155582725,10sleep30-21swapper/322:28:523
128327210,52sleep00-21swapper/021:40:250
1089427222,34sleep010918-21munin-run22:14:040
2768327112,42sleep127754-21switchtime19:39:381
258662716,48sleep20-21swapper/219:34:272
2508627118,29sleep00-21swapper/021:14:290
2484127121,31sleep224972-21grep22:54:352
2349627119,28sleep00-21swapper/000:34:290
2204227113,46sleep013441-21snmpd22:46:010
2953727023,27sleep10-21swapper/123:09:321
2123627015,38sleep121293-21irqstats22:44:291
1872127014,22sleep10-21swapper/119:14:071
1872127014,22sleep10-21swapper/119:14:071
1641027023,29sleep316554-21timerwakeupswit19:04:333
1526827019,29sleep20-21swapper/200:09:202
122512709,15sleep00-21swapper/023:59:250
341426914,28sleep00-21swapper/023:29:330
289426919,32sleep12950-21tune2fs23:29:221
2324526911,23sleep20-21swapper/222:49:342
2163126920,23sleep20-21swapper/222:44:382
1892126819,22sleep10-21swapper/122:39:041
1431626812,33sleep20-21swapper/222:24:192
2793726715,26sleep00-21swapper/021:24:220
2665026721,22sleep00-21swapper/022:59:540
2450526723,23sleep20-21swapper/221:14:062
1896626715,24sleep20-21swapper/220:54:332
1016726712,23sleep10-21swapper/122:09:331
3247226612,34sleep032485-21/usr/sbin/munin19:54:310
2882526615,31sleep00-21swapper/019:44:260
1515526620,23sleep10-21swapper/120:44:061
546526514,21sleep00-21swapper/021:54:340
3117926514,22sleep10-21swapper/121:34:161
3117926514,22sleep10-21swapper/121:34:161
1971326520,26sleep20-21swapper/200:24:062
1037426515,26sleep20-21swapper/223:54:062
88622647,48sleep00-21swapper/020:23:580
281026414,32sleep22877-21df23:29:192
172026414,34sleep11726-21ntp_states23:24:341
1256726413,24sleep20-21swapper/222:19:062
629326316,28sleep06302-21/usr/sbin/munin23:39:260
61042636,12sleep20-21swapper/221:57:392
2929426316,24sleep20-21swapper/223:09:252
1359226317,18sleep10-21swapper/120:39:051
1359226317,18sleep10-21swapper/120:39:051
300892626,12sleep00-21swapper/023:11:290
2761626223,18sleep10-21swapper/121:24:071
2059126215,22sleep20-21swapper/222:44:052
1749526212,19sleep10-21swapper/100:14:361
1712226217,25sleep217148-21munin-run22:34:042
1712226217,25sleep217148-21munin-run22:34:042
1081526220,21sleep10-21swapper/120:29:241
1081526220,21sleep10-21swapper/120:29:241
3214026117,26sleep232159-21apt-get23:19:142
304882615,13sleep00-21swapper/021:31:490
2733926114,20sleep00-21swapper/019:39:290
495426017,24sleep14948-21apt-get21:54:191
3215726014,30sleep132221-21/usr/sbin/munin19:54:241
2707626016,22sleep20-21swapper/221:19:362
2427626015,25sleep10-21swapper/119:29:251
1033626021,22sleep10-21swapper/123:54:051
9722598,15sleep00-21swapper/023:24:040
679725914,30sleep06815-21kernelversion21:59:260
31842598,13sleep00-21swapper/020:04:330
2387825920,21sleep10-21swapper/122:54:061
1868825919,22sleep00-21swapper/019:14:060
1868825919,22sleep00-21swapper/019:14:060
1584925920,23sleep215874-21/usr/sbin/munin19:04:192
1497625915,20sleep20-21swapper/200:09:042
1320225913,30sleep013218-21ntp_states22:19:290
787225815,24sleep10-21swapper/120:19:271
2443225812,29sleep024473-21systemd-run21:14:040
2374425814,28sleep123813-21/usr/sbin/munin21:09:331
2158925811,30sleep221593-21diskstats00:29:272
2144125816,23sleep20-21swapper/219:19:332
1961325816,29sleep119662-21ntpq22:39:281
1762625814,24sleep00-21swapper/022:34:140
1382725716,25sleep013821-21apt-get20:39:170
1236925716,25sleep012456-21tune2fs20:34:240
1236925716,25sleep012456-21tune2fs20:34:240
1116025713,19sleep00-21swapper/020:29:320
1116025713,19sleep00-21swapper/020:29:320
977325614,18sleep10-21swapper/120:24:361
2149725615,18sleep10-21swapper/100:29:171
175825616,17sleep00-21swapper/019:59:360
175825616,17sleep00-21swapper/019:59:360
1577325616,17sleep00-21swapper/000:09:340
629225517,17sleep10-21swapper/120:14:271
407825513,26sleep14163-21apt-config20:09:061
2835525515,26sleep228447-21mailstats21:24:322
248925511,29sleep22642-21sed20:04:062
2351625519,20sleep20-21swapper/200:34:312
2175325515,17sleep10-21swapper/119:19:361
1875125515,22sleep00-21swapper/020:54:260
1775225516,17sleep20-21swapper/219:09:282
1775225516,17sleep20-21swapper/219:09:282
1761225515,19sleep10-21swapper/120:49:351
152825519,19sleep10-21swapper/121:43:331
877425413,23sleep18789-21munin-run23:49:041
808525413,24sleep18080-21apt-get22:04:161
6792549,32sleep10-21swapper/123:20:221
496425413,27sleep10-21swapper/120:09:341
496425413,27sleep10-21swapper/120:09:341
2555125412,24sleep125545-21apt-get19:34:171
247125416,20sleep20-21swapper/221:44:352
1537625413,24sleep215372-21apt-get20:44:192
471625317,18sleep10-21swapper/121:54:061
2245825315,22sleep022452-21apt-get19:24:190
2003425313,26sleep120052-21/usr/sbin/munin20:59:161
1840225313,23sleep118397-21apt-get00:19:161
1145625314,21sleep00-21swapper/022:14:280
879025212,13sleep20-21swapper/223:49:052
3276425214,22sleep232760-21apt-get21:39:182
2653725212,19sleep00-21swapper/019:35:340
1852625211,14sleep00-21swapper/000:19:230
1773925211,23sleep217836-21users20:49:362
1350325214,20sleep10-21swapper/100:04:061
915725110,23sleep09151-21apt-get20:24:190
435525112,23sleep04350-21apt-get23:34:180
242522518,18sleep00-21swapper/019:29:240
2294025120,19sleep223009-21systemctl19:24:342
122525111,16sleep10-21swapper/119:59:251
122525111,16sleep10-21swapper/119:59:251
723125012,22sleep27251-21ls23:44:052
285672504,34sleep20-21swapper/223:06:462
1250025013,22sleep212523-21irqstats20:34:262
1250025013,22sleep212523-21irqstats20:34:262
2757124916,20sleep127602-21fschecks_count23:04:231
2371624918,17sleep10-21swapper/119:29:051
2281124912,21sleep022867-21latency_hist00:34:050
45012489,14sleep20-21swapper/223:34:242
2938224812,17sleep10-21swapper/121:29:151
2907824812,18sleep10-21swapper/119:44:311
205262489,17sleep00-21swapper/000:24:320
206624712,21sleep213441-21snmpd19:59:542
1558524712,20sleep10-21swapper/120:44:261
3222224611,19sleep232278-21irqstats19:54:252
1008724210,16sleep20-21swapper/222:09:302
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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