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2026-03-01 - 13:01
[ 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 Mar 01, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
39662382614,3799sleep13684-21kworker/1:000:18:251
39662382614,3799sleep13684-21kworker/1:000:18:251
20441265431,605sleep220443-21apt-get21:44:082
16845242938,194sleep20-21swapper/221:33:592
1960024148,389sleep019607-21/usr/sbin/munin23:24:220
23876236310,340sleep223894-21latency_hist19:38:582
6860233110,160sleep20-21swapper/220:58:592
14221230213,234sleep214289-21latency_hist23:08:582
30446229912,17sleep20-21swapper/222:14:282
7505229016,258sleep17547-21ntpq20:59:261
2553122856,268sleep225577-21ntpq21:59:222
2553122856,268sleep225577-21ntpq21:59:222
20982227354,93sleep20-21swapper/219:23:572
20982227354,93sleep20-21swapper/219:23:572
456225428,206sleep2530-21latency_hist20:23:592
22403224655,177sleep222447-21ntp_offset21:49:212
2406223431,145sleep22446-21ntp_kernel_pll_22:29:222
28500223112,201sleep128443-21latency_hist23:53:581
9070222947,36sleep20-21swapper/221:09:002
240572214138,16sleep20-21swapper/221:54:262
8232221028,32sleep28207-21/usr/sbin/munin22:49:122
19126220528,21sleep20-21swapper/221:39:242
19126220528,21sleep20-21swapper/221:39:242
17355220211,174sleep217426-21latency_hist23:18:592
28633220117,19sleep20-21swapper/223:53:592
4130219912,48sleep24302-21cat00:18:592
4130219912,48sleep24302-21cat00:18:592
28184219915,152sleep20-21swapper/219:59:172
6446219414,160sleep26477-21latency_hist22:43:592
2513621937,162sleep00-21swapper/019:45:020
26948218910,58sleep20-21swapper/223:48:592
26391218610,161sleep226570-21latency_hist19:48:592
17351218411,158sleep217388-21latency21:34:192
2041021839,63sleep220562-21wc19:19:002
2191421769,51sleep20-21swapper/219:29:132
9785217513,149sleep39883-21cat00:34:313
20700217535,95sleep220713-21cpu23:29:122
25124217110,123sleep225203-21apt-key23:43:582
970421687,13sleep20-21swapper/200:34:302
1759121689,142sleep20-21swapper/223:19:112
246221666,12sleep20-21swapper/220:32:112
48912163105,15sleep20-21swapper/220:44:302
176221616,99sleep20-21swapper/222:28:572
586921586,11sleep20-21swapper/220:50:272
2781221556,11sleep20-21swapper/222:07:132
7366215318,92sleep20-21swapper/220:59:232
1142215311,119sleep20-21swapper/220:29:002
3643214218,107sleep03698-21fschecks_count22:34:160
3643214218,107sleep03698-21fschecks_count22:34:160
2450214226,98sleep02459-21modprobe00:13:560
7091213661,21sleep20-21swapper/200:25:252
31842213668,57sleep231906-21ps22:19:292
4707213583,38sleep24535-21/usr/sbin/munin00:20:002
15336213317,88sleep30-21swapper/321:28:593
1248621306,12sleep20-21swapper/223:02:122
491421268,57sleep25055-21latency_hist22:38:582
491421268,57sleep25055-21latency_hist22:38:582
26848212530,84sleep218436-21munin-node19:50:122
1557821255,12sleep20-21swapper/223:12:092
1025221255,12sleep20-21swapper/221:09:572
8437212310,99sleep38207-21/usr/sbin/munin22:49:173
20407212211,90sleep20-21swapper/223:28:562
17767212213,17sleep20-21swapper/219:08:592
3826212016,89sleep33867-21ls22:34:193
3826212016,89sleep33867-21ls22:34:193
30727211927,56sleep20-21swapper/223:59:162
30209211923,76sleep330280-21modprobe23:58:573
32074211315,84sleep032084-21find00:04:070
22708211328,72sleep222748-21grep23:34:252
10143211322,48sleep20-21swapper/222:54:212
30933211121,55sleep20-21swapper/220:14:142
11125211110,35sleep20-21swapper/221:14:212
7681211022,47sleep20-21swapper/200:29:132
28920210810,78sleep20-21swapper/223:54:072
10613210712,79sleep010677-21latency_hist21:13:580
30642210519,67sleep130653-21cron20:13:571
24493210521,68sleep124542-21apt-config19:43:581
28421210421,66sleep328456-21idleruntime-cro23:53:563
2352721029,69sleep00-21swapper/021:54:070
8265210115,65sleep00-21swapper/000:29:270
32056210131,45sleep132200-21unixbench_multi22:19:321
27946210116,68sleep327963-21idleruntime-cro22:08:563
26775210117,61sleep126664-21/usr/sbin/munin22:04:181
1772210017,59sleep31745-21latency_hist22:28:583
1243621009,50sleep20-21swapper/221:19:092
66832997,53sleep20-21swapper/222:44:112
1551829913,72sleep315520-21sshd23:11:253
11912987,50sleep20-21swapper/200:09:102
2647429613,67sleep326587-21latency_hist22:03:593
2647429613,67sleep326587-21latency_hist22:03:593
2850429516,18sleep20-21swapper/222:09:192
247129319,53sleep12509-21ps22:29:251
2447429221,51sleep024490-21modprobe19:43:570
2521529013,60sleep025257-21fschecks_count21:59:160
2521529013,60sleep025257-21fschecks_count21:59:160
1046129017,58sleep010485-21idleruntime-cro00:38:560
2481328921,53sleep124865-21grep21:58:571
3024728818,51sleep329762-21/usr/sbin/munin22:14:253
1715528813,62sleep117162-21sh21:34:141
1140728741,22sleep10-21swapper/121:14:281
3250028529,43sleep232542-21ntpq00:04:212
3119628516,51sleep130908-21/usr/sbin/munin20:14:211
2143328519,10sleep20-21swapper/219:26:312
1513428528,30sleep20-21swapper/221:27:292
1803328419,10sleep20-21swapper/219:09:362
395228318,19sleep30-21swapper/320:43:583
35512838,15sleep20-21swapper/220:39:252
298428319,12sleep20-21swapper/220:35:422
2772028319,10sleep20-21swapper/219:58:122
2980328215,10sleep20-21swapper/220:06:232
2428428218,10sleep20-21swapper/219:41:282
118228219,42sleep01326-21grep22:24:270
2520428018,45sleep325373-21apt-config23:43:593
3032627918,10sleep20-21swapper/220:09:542
1609727921,28sleep10-21swapper/121:29:261
2676027811,38sleep329538-1kworker/3:0H19:49:083
1248827822,39sleep112414-21/usr/sbin/munin21:19:121
891427718,40sleep18943-21awk00:33:561
46172779,15sleep30-21swapper/300:19:533
3267327717,39sleep332075-21/usr/sbin/munin00:04:263
2719127713,47sleep127256-21latency_hist19:53:591
2049427713,31sleep00-21swapper/021:44:390
1968027716,40sleep319124-21/usr/sbin/munin23:24:253
678027623,33sleep06807-21munin-run20:58:570
225952765,19sleep30-21swapper/321:49:263
1992627513,47sleep319968-21gpgv21:43:573
1992627513,47sleep319968-21gpgv21:43:573
2845827416,42sleep028492-21munin-run23:53:570
1769527418,36sleep017724-21munin-run19:08:570
1027727421,34sleep30-21swapper/322:54:263
2591827311,50sleep025958-21latency23:44:450
2103527317,26sleep10-21swapper/119:24:001
2103527317,26sleep10-21swapper/119:24:001
718927216,42sleep37207-21fschecks_count20:59:203
2392627210,45sleep024005-21fschecks_time23:39:160
1913327222,32sleep019167-21cut19:14:180
1835027211,40sleep01-21systemd21:38:570
522127117,31sleep30-21swapper/322:39:163
169327132,20sleep10-21swapper/100:09:251
1417027127,30sleep014182-21sh23:08:560
1219627115,42sleep012229-21date21:18:590
2785827011,19sleep10-21swapper/119:58:591
2212127019,30sleep30-21swapper/319:29:183
56532696,52sleep00-21swapper/000:21:480
3006426914,39sleep030208-21latency_hist20:08:590
2860426913,15sleep00-21swapper/022:09:210
2334026911,40sleep00-21swapper/021:53:590
2005626914,29sleep120134-21munin-run21:43:591
2005626914,29sleep120134-21munin-run21:43:591
980526814,39sleep19878-21sendmail_mailtr21:09:231
1673526814,42sleep116885-21awk23:14:261
1004526818,28sleep00-21swapper/022:54:190
806626710,15sleep30-21swapper/300:29:223
3187226733,12sleep00-21swapper/000:03:590
3180026723,26sleep331825-21sshd22:19:263
1627326723,21sleep00-21swapper/023:14:170
1332726715,26sleep10-21swapper/123:04:251
3128126621,20sleep10-21swapper/123:59:271
2414626613,28sleep30-21swapper/321:54:273
2103726618,32sleep321100-21swap21:44:543
1434726611,38sleep014356-21/usr/sbin/munin21:24:200
469726514,24sleep10-21swapper/100:19:591
461126516,36sleep34172-21/usr/sbin/munin20:44:233
40526519,30sleep0437-21munin-run20:23:570
2729726512,39sleep027400-21timerandwakeup22:04:290
2533526515,31sleep30-21swapper/319:45:093
2467126518,28sleep324868-21apt-config19:44:003
2042326515,26sleep10-21swapper/121:44:071
159942655,12sleep30-21swapper/321:29:243
742026417,19sleep10-21swapper/100:29:001
482026418,23sleep10-21swapper/120:44:291
2421526416,30sleep124250-21/usr/sbin/munin23:39:211
2077326419,21sleep00-21swapper/023:29:150
831526319,22sleep10-21swapper/122:49:151
64062637,11sleep30-21swapper/320:54:113
323742635,47sleep00-21swapper/022:20:400
1921626313,21sleep00-21swapper/021:39:260
1921626313,21sleep00-21swapper/021:39:260
399026215,26sleep00-21swapper/020:43:590
3139526212,30sleep331415-21/usr/sbin/munin20:14:273
2852826215,27sleep128551-21ntp_states19:59:241
232352626,43sleep00-21swapper/023:35:280
208726214,24sleep30-21swapper/322:29:153
1964226220,23sleep30-21swapper/319:14:293
172126219,28sleep11750-21munin-run22:28:561
3185226114,22sleep30-21swapper/300:03:583
3028326116,28sleep030302-40gzip23:58:580
2358626115,23sleep30-21swapper/323:38:583
1492526115,20sleep00-21swapper/023:09:240
1219126113,28sleep31-21systemd21:18:583
1135626119,25sleep011350-21apt-get22:59:110
705226017,27sleep17075-21/usr/sbin/munin22:44:221
3113326016,19sleep10-21swapper/122:18:591
2954526017,19sleep10-21swapper/123:54:351
1985826017,24sleep10-21swapper/123:24:271
180992608,39sleep00-21swapper/019:10:260
1769626013,28sleep30-21swapper/321:34:283
58362598,16sleep30-21swapper/320:50:043
2817225910,34sleep028178-21df_inode19:59:150
2559525914,27sleep10-21swapper/121:59:251
2559525914,27sleep10-21swapper/121:59:251
234902597,10sleep10-21swapper/119:34:531
2248925914,24sleep00-21swapper/019:29:280
1592025916,28sleep015960-21ntpq21:29:210
110225917,21sleep10-21swapper/120:28:591
733825811,18sleep00-21swapper/022:44:300
323825821,25sleep30-21swapper/320:38:583
1757325817,24sleep317585-21apt-get23:19:083
986225716,15sleep10-21swapper/122:54:151
930425722,17sleep10-21swapper/100:34:211
900425719,24sleep39016-21modprobe21:08:573
794325717,20sleep30-21swapper/322:48:573
66542578,37sleep10-21swapper/120:57:201
3210125714,25sleep132168-21df00:04:121
2630425714,22sleep126390-21gpgv19:48:581
208632576,11sleep30-21swapper/319:22:243
208632576,11sleep30-21swapper/319:22:243
1056625712,28sleep31-21systemd21:13:573
668625612,28sleep06777-21sed00:24:260
354225615,25sleep33637-21users00:14:283
354225615,25sleep33637-21users00:14:283
2559625621,20sleep325599-21apt-get23:44:073
2222125612,27sleep122222-21munin-node23:34:081
426925511,18sleep00-21swapper/020:44:150
303342556,13sleep00-21swapper/020:10:000
2170125511,27sleep121848-21sed19:29:001
1850225514,21sleep30-21swapper/319:14:013
135482557,36sleep30-21swapper/321:22:013
1300025517,19sleep30-21swapper/323:04:193
127625513,19sleep30-21swapper/300:09:153
614025418,22sleep1222-21systemd-journal20:53:571
553825414,18sleep10-21swapper/122:39:221
30142545,39sleep00-21swapper/022:30:410
2237125414,27sleep122372-21ntp_states19:29:251
2069925413,25sleep120693-21apt-get23:29:111
170725412,26sleep31735-21/usr/sbin/munin20:29:213
1416225417,22sleep10-21swapper/121:24:171
133725414,24sleep01333-21apt-get20:29:100
2978525312,25sleep029781-21apt-get22:14:100
214962538,32sleep30-21swapper/319:27:213
1786725317,17sleep10-21swapper/123:19:181
560225211,20sleep00-21swapper/022:39:250
2941025220,17sleep30-21swapper/320:03:583
267602527,35sleep10-21swapper/123:47:281
2167425212,17sleep00-21swapper/019:28:590
2071425213,21sleep320771-21df23:29:133
1241325212,24sleep012432-21apt-get21:19:070
866525111,23sleep08683-21ntp_states22:49:220
617925116,18sleep30-21swapper/300:24:133
273425115,18sleep00-21swapper/000:14:080
273425115,18sleep00-21swapper/000:14:080
1916825112,19sleep10-21swapper/119:14:191
1841225112,25sleep118423-21munin-run19:13:581
1485925110,11sleep10-21swapper/123:09:211
1217325115,17sleep10-21swapper/122:59:281
331925011,24sleep13429-21cat20:39:001
3005325012,25sleep330061-21grep20:08:583
2200125013,22sleep121998-21apt-get21:49:081
176612509,16sleep00-21swapper/023:19:130
169822496,32sleep30-21swapper/323:15:213
104924911,21sleep31075-21munin-run20:28:573
267492488,15sleep00-21swapper/019:49:010
2865024712,19sleep128687-21ntp_states22:09:221
265024712,19sleep12765-21latency_hist20:33:591
488924614,18sleep10-21swapper/122:38:571
488924614,18sleep10-21swapper/122:38:571
90232458,16sleep00-21swapper/021:08:580
3181924512,15sleep00-21swapper/020:14:330
118012458,15sleep30-21swapper/322:59:223
2389624413,15sleep30-21swapper/319:38:593
72112429,18sleep07312-21perl20:59:210
277782429,16sleep30-21swapper/319:58:573
177472418,17sleep10-21swapper/119:08:581
28862408,13sleep00-21swapper/020:34:270
2784824010,14sleep00-21swapper/019:58:580
3732395,23sleep30-21swapper/320:23:323
2964823910,14sleep10-21swapper/120:04:241
282262399,14sleep30-21swapper/322:09:083
95323812,14sleep00-21swapper/020:27:400
613423812,14sleep00-21swapper/020:53:520
2103423612,13sleep00-21swapper/019:23:590
2103423612,13sleep00-21swapper/019:23:590
90602356,13sleep10-21swapper/121:08:591
306922357,14sleep30-21swapper/320:13:593
172182355,11sleep30-21swapper/319:04:003
369223411,12sleep10-21swapper/120:41:141
2332223410,12sleep00-21swapper/019:34:000
3622329,12sleep10-21swapper/120:23:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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