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2026-01-16 - 13:28
[ 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 792 highest latencies:
System rackbslot7s.osadl.org (updated Fri Jan 16, 2026 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31960268181,579sleep032113-21unixbench_multi00:10:550
15762267414,645sleep115790-21/usr/sbin/munin23:19:491
3272726239,603sleep11074-1kworker/1:1H00:15:451
13274260212,572sleep113332-21/usr/sbin/munin19:44:471
5798256949,415sleep05862-21mailstats19:19:550
5798256949,415sleep05862-21mailstats19:19:550
55022504100,247sleep05514-21modprobe21:04:250
10154247215,444sleep110155-21sshd21:19:161
27825234311,311sleep00-21swapper/023:59:370
3009232940,47sleep00-21swapper/019:14:170
7815230370,213sleep07857-21wc21:09:540
22813227810,255sleep022849-21ntpq20:14:580
28613227085,142sleep028784-21latency_hist20:34:290
4092223415,202sleep34122-21awk19:14:493
27333223427,17sleep00-21swapper/022:14:270
27333223427,17sleep00-21swapper/022:14:270
28846222813,194sleep028865-21apt-get20:34:370
28846222813,194sleep028865-21apt-get20:34:370
16970222224,183sleep016981-21kernelversion21:39:460
781422176,200sleep11074-1kworker/1:1H00:36:491
781422176,200sleep11074-1kworker/1:1H00:36:491
13180220738,118sleep013270-21fschecks_time19:44:460
2569220613,174sleep02717-21grep00:19:560
2569220613,174sleep02717-21grep00:19:560
2566722065,10sleep00-21swapper/022:08:330
2566722065,10sleep00-21swapper/022:08:330
3795220038,23sleep00-21swapper/019:14:420
20338219834,127sleep019780-21/usr/sbin/munin21:49:560
30134219627,145sleep330151-21sh20:39:253
30134219627,145sleep330151-21sh20:39:253
11219219512,140sleep011254-21awk19:39:250
18339219354,28sleep00-21swapper/021:44:430
29491218310,160sleep029553-21grep00:04:460
7041217760,20sleep00-21swapper/000:35:100
7041217760,20sleep00-21swapper/000:35:100
30922217215,141sleep130946-21proc_pri20:39:591
22986217023,122sleep10-21swapper/120:15:041
29239216314,45sleep029305-21fschecks_time22:19:440
15480216216,103sleep00-21swapper/023:19:440
24906216126,107sleep224944-21fschecks_count22:06:012
24906216126,107sleep224944-21fschecks_count22:06:012
18132216012,131sleep217733-21/usr/sbin/munin19:59:542
22927215751,16sleep00-21swapper/023:44:270
10425215130,108sleep010467-21systemd23:04:250
2581021507,106sleep025903-21cut20:24:480
6488214732,102sleep025512-1kworker/0:1H22:49:520
26535214724,28sleep00-21swapper/023:54:480
23434214530,31sleep023476-21sort23:44:470
10247214585,41sleep00-21swapper/021:19:270
2043921430,6sleep10-21swapper/123:34:501
19953213924,85sleep30-21swapper/320:04:563
17063213846,82sleep016919-21/usr/sbin/munin23:24:480
29493213714,104sleep229556-21/usr/sbin/munin20:35:522
29493213714,104sleep229556-21/usr/sbin/munin20:35:522
30702213480,38sleep00-21swapper/022:24:400
7343213215,99sleep36192-1kworker/3:2H22:54:273
31104213228,19sleep00-21swapper/020:40:020
21756213112,26sleep00-21swapper/021:54:520
1168421309,76sleep130095-21snmpd23:05:441
8415212410,102sleep08452-21grep19:29:400
25785212221,85sleep125794-21wc22:09:271
25785212221,85sleep125794-21wc22:09:271
11929212235,34sleep011967-21ntp_kernel_pll_19:39:500
2231212016,91sleep22288-21processes19:09:552
23501211718,87sleep323581-21cat21:59:563
2656211632,45sleep00-21swapper/022:39:260
996421157,94sleep20-21swapper/219:34:432
13817211514,82sleep10-21swapper/121:29:461
1639021148,91sleep016454-21sendmail-msp21:39:260
17213211220,78sleep217234-21tr23:24:502
13455211245,57sleep030095-21snmpd23:13:340
10646211119,69sleep310796-21sed19:35:003
782521106,33sleep00-21swapper/019:25:360
782521106,33sleep00-21swapper/019:25:360
1141821098,87sleep00-21swapper/021:20:160
1141821098,87sleep00-21swapper/021:20:160
1683210810,15sleep00-21swapper/000:19:280
2523321075,11sleep00-21swapper/020:24:110
2523321075,11sleep00-21swapper/020:24:110
578821069,16sleep00-21swapper/021:04:370
27674210619,66sleep30-21swapper/323:59:323
24798210518,64sleep00-21swapper/023:49:430
2181221055,11sleep00-21swapper/020:10:300
2181221055,11sleep00-21swapper/020:10:300
769210414,74sleep2855-21timerandwakeup19:04:552
150021047,15sleep00-21swapper/020:49:520
98321036,12sleep00-21swapper/022:33:240
486221038,84sleep04903-21ntpq22:44:510
2935210311,14sleep00-21swapper/022:39:380
28943210310,73sleep028860-21latency_hist22:19:270
1931121038,84sleep019362-21sort20:04:410
352621028,28sleep00-21swapper/000:24:450
27289210116,71sleep327343-21if_eth020:29:473
2040921009,69sleep00-21swapper/023:34:500
1776221007,81sleep017751-21apt-get19:59:440
13577210011,71sleep00-21swapper/021:29:370
1304621005,65sleep00-21swapper/021:26:180
1304621005,65sleep00-21swapper/021:26:180
794529943,45sleep07556-21/usr/sbin/munin22:54:480
2911229929,51sleep329123-21modprobe00:04:243
147082998,16sleep00-21swapper/019:49:430
24752988,47sleep00-21swapper/020:54:280
212129811,72sleep32122-21sshd20:51:163
3252329714,25sleep332616-21memory22:29:483
1016729731,48sleep210175-21modprobe21:19:252
2338329610,69sleep00-21swapper/021:59:530
2942129516,59sleep329490-21sort22:19:473
188602957,67sleep00-21swapper/023:29:490
822029414,20sleep30-21swapper/322:54:553
54492947,78sleep05483-21ps00:29:530
3221729410,12sleep00-21swapper/020:44:470
2545329439,33sleep10-21swapper/123:49:571
124362940,8sleep30-21swapper/323:09:443
1626429311,56sleep00-21swapper/019:54:430
399929216,60sleep34140-21latency_hist20:59:273
2754529215,56sleep227551-21ntp_states20:29:542
3276529113,61sleep3489-21fschecks_time00:16:123
735229016,53sleep36841-21/usr/sbin/munin19:24:593
735229016,53sleep36841-21/usr/sbin/munin19:24:593
262952908,12sleep20-21swapper/222:09:482
262952908,12sleep20-21swapper/222:09:482
2432829020,47sleep224511-21gpgv22:04:272
3270228827,28sleep30-21swapper/319:04:443
235528818,56sleep12418-21processes00:19:531
235528818,56sleep12418-21processes00:19:531
1389628722,48sleep113984-21tune2fs23:14:441
1049728712,59sleep210649-21latency_hist23:04:272
3201128612,17sleep20-21swapper/222:29:272
2170428619,52sleep221787-21fschecks_time23:39:442
3135328512,56sleep131473-21/usr/sbin/munin22:24:581
1558928512,51sleep115106-21/usr/sbin/munin21:34:551
1403428521,51sleep314041-21sh21:29:523
866528313,52sleep28803-21latency_hist21:14:282
474028321,15sleep10-21swapper/100:29:261
2679928322,38sleep126826-21munin-run20:29:251
118772835,42sleep00-21swapper/023:08:130
1115928319,40sleep211260-21cat21:19:582
1115928319,40sleep211260-21cat21:19:582
59692820,6sleep20-21swapper/221:04:422
291492827,47sleep10-21swapper/122:19:371
1722428112,41sleep1378-21sshd19:56:421
2407827912,51sleep224156-21grep20:19:452
2407827912,51sleep224156-21grep20:19:452
149182795,40sleep00-21swapper/023:17:210
2797027814,50sleep127826-21/usr/sbin/munin23:59:461
687127713,30sleep20-21swapper/219:24:452
687127713,30sleep20-21swapper/219:24:452
302027728,33sleep13038-21fschecks_count22:39:431
1525927717,37sleep115384-21timerwakeupswit19:49:561
118127719,29sleep10-21swapper/120:49:441
538827620,39sleep15397-21diskstats19:19:441
538827620,39sleep15397-21diskstats19:19:441
507527623,30sleep10-21swapper/119:19:271
302827622,28sleep20-21swapper/220:54:502
261927626,28sleep30-21swapper/322:39:253
2259427612,48sleep322649-21basename20:14:533
3265327523,26sleep20-21swapper/222:29:512
3245827513,45sleep232466-21/usr/sbin/munin20:44:532
2777627518,39sleep227826-21/usr/sbin/munin22:14:452
1825527522,26sleep30-21swapper/323:29:283
1844327416,43sleep118589-21unixbench_multi20:00:011
143627425,24sleep10-21swapper/119:09:261
861027323,35sleep38636-21munin-run21:14:253
452127210,16sleep20-21swapper/220:59:592
2674627216,21sleep20-21swapper/223:54:542
802027120,33sleep28036-21cron00:39:242
802027120,33sleep28036-21cron00:39:242
53427124,20sleep00-21swapper/019:04:490
2623927123,30sleep126258-21apt-get23:54:371
936527024,22sleep10-21swapper/122:59:461
726827024,25sleep30-21swapper/300:35:173
726827024,25sleep30-21swapper/300:35:173
520227015,23sleep30-21swapper/322:44:583
333627022,26sleep10-21swapper/120:54:571
2757127017,36sleep127633-21cpuspeed22:14:401
1856127019,34sleep118570-21df_inode23:29:421
1820327017,40sleep118249-21systemd-run23:29:261
1428527021,27sleep20-21swapper/223:14:532
1049227013,25sleep10-21swapper/119:34:581
9362696,53sleep1745-21sendmail-mta22:32:491
637726817,31sleep16516-21cp00:34:271
2986626822,27sleep10-21swapper/100:04:551
1240126818,34sleep312427-21netstat21:24:513
1240126818,34sleep312427-21netstat21:24:513
3066226721,27sleep30-21swapper/300:09:253
2685126721,19sleep30-21swapper/320:29:273
2268926716,34sleep322778-21latency_hist21:59:273
1983326720,20sleep20-21swapper/223:34:272
1951926720,28sleep31-21systemd21:49:263
1951126718,26sleep20-21swapper/221:49:252
1749426719,26sleep20-21swapper/221:39:562
1670426714,33sleep316788-21latency_hist23:24:273
1468126614,31sleep314606-21/usr/sbin/munin19:49:423
605326518,26sleep30-21swapper/319:19:583
605326518,26sleep30-21swapper/319:19:583
455926518,27sleep10-21swapper/122:44:441
91272648,17sleep30-21swapper/322:59:323
91126422,20sleep10-21swapper/100:16:301
471126418,25sleep30-21swapper/321:00:043
251872649,18sleep30-21swapper/322:06:063
251872649,18sleep30-21swapper/322:06:063
2222426421,29sleep122332-21grep23:39:551
1957726420,21sleep30-21swapper/323:32:143
476126315,32sleep24909-21wc00:29:272
1907326316,31sleep319142-21sed20:04:283
1220226318,27sleep212323-21sed19:39:562
3194626217,28sleep331948-21sshd22:29:153
312662625,14sleep20-21swapper/200:10:372
2329726220,19sleep10-21swapper/121:59:501
2195626214,29sleep122032-21/usr/sbin/munin21:54:571
2135326226,20sleep20-21swapper/221:54:422
1979726211,35sleep119875-21grep20:04:541
1678126215,24sleep30-21swapper/319:54:553
578926127,18sleep10-21swapper/121:04:381
54812617,43sleep20-21swapper/222:46:062
2834726115,23sleep10-21swapper/120:34:261
1538526118,24sleep20-21swapper/219:49:572
1048526115,26sleep110479-21apt-get21:19:401
1048526115,26sleep110479-21apt-get21:19:401
507326016,25sleep30-21swapper/300:29:443
1980526020,26sleep219812-21cpu21:49:412
1352026016,27sleep213526-21modprobe23:14:252
1283926017,26sleep112819-21latency_hist19:44:271
903225917,24sleep39155-21/usr/sbin/munin19:29:553
3171025915,27sleep331740-21/usr/sbin/munin20:44:253
2445425918,22sleep30-21swapper/320:19:543
2445425918,22sleep30-21swapper/320:19:543
2287625919,24sleep30-21swapper/323:44:263
2240625916,26sleep222409-21apt-get20:14:442
1246525916,25sleep112487-21ntp_states21:24:531
1246525916,25sleep112487-21ntp_states21:24:531
478525819,20sleep10-21swapper/121:00:061
23602585,12sleep20-21swapper/222:36:092
216625819,19sleep30-21swapper/319:09:523
2007425817,18sleep10-21swapper/121:49:481
1667925811,27sleep10-21swapper/121:39:351
785825712,25sleep10-21swapper/121:09:551
528725713,30sleep20-21swapper/219:19:372
528725713,30sleep20-21swapper/219:19:372
2864625716,26sleep328647-21sshd22:17:003
218652576,38sleep10-21swapper/120:11:121
218652576,38sleep10-21swapper/120:11:121
164525716,16sleep30-21swapper/300:19:273
1199625717,20sleep30-21swapper/319:39:533
896225621,17sleep20-21swapper/219:29:542
44292566,41sleep30-21swapper/300:26:013
2818025614,23sleep228219-21memory23:59:512
2389425613,26sleep224037-21sed23:44:572
2347725614,27sleep123532-21memory23:44:481
1488925625,18sleep20-21swapper/221:34:272
140025619,17sleep20-21swapper/220:49:492
1071425614,25sleep310709-21apt-get23:04:413
69542556,13sleep10-21swapper/119:24:481
69542556,13sleep10-21swapper/119:24:481
31422557,12sleep30-21swapper/322:39:453
3021425513,17sleep10-21swapper/120:39:271
3021425513,17sleep10-21swapper/120:39:271
2922525515,25sleep229232-21df_inode22:19:422
2337425515,20sleep30-21swapper/323:44:463
1987625519,20sleep20-21swapper/220:04:552
1872825514,17sleep10-21swapper/121:44:521
889825416,19sleep10-21swapper/119:29:531
29532546,18sleep30-21swapper/300:21:573
29532546,18sleep30-21swapper/300:21:573
1647025420,17sleep20-21swapper/221:39:282
729125315,24sleep17319-21munin-run22:54:251
632125316,18sleep30-21swapper/321:04:533
266142535,38sleep20-21swapper/220:27:042
2217025313,24sleep222261-21cat20:14:282
2217025313,24sleep222261-21cat20:14:282
210562536,12sleep30-21swapper/323:36:183
1434225313,24sleep314366-21munin-run19:49:253
381025214,19sleep20-21swapper/219:14:442
244525217,17sleep10-21swapper/119:09:591
229025216,16sleep20-21swapper/200:19:502
229025216,16sleep20-21swapper/200:19:502
142025212,17sleep10-21swapper/122:34:431
1363725216,17sleep20-21swapper/219:44:562
372025112,22sleep23835-21users22:39:572
3085925115,15sleep20-21swapper/220:39:562
2980125116,16sleep20-21swapper/200:04:522
2670425116,16sleep30-21swapper/322:09:583
2670425116,16sleep30-21swapper/322:09:583
1539325111,23sleep215390-21apt-get23:19:382
1534025110,16sleep30-21swapper/321:34:483
1421925111,16sleep30-21swapper/323:14:503
640325012,16sleep20-21swapper/222:49:502
498625012,22sleep24978-21apt-get00:29:392
256342507,32sleep20-21swapper/223:50:062
1085325012,24sleep310898-21awk21:19:503
1085325012,24sleep310898-21awk21:19:503
98724915,16sleep20-21swapper/200:16:312
2085824911,22sleep320853-21apt-get20:09:403
2085824911,22sleep320853-21apt-get20:09:403
1253424912,17sleep10-21swapper/123:09:471
321452489,20sleep30-21swapper/320:44:463
2602124810,23sleep126016-21apt-get22:09:391
2602124810,23sleep126016-21apt-get22:09:391
2442324811,19sleep124446-21ntp_states20:19:521
2442324811,19sleep124446-21ntp_states20:19:521
1980124812,21sleep319798-21apt-get21:49:383
3260424712,22sleep132680-21timerandwakeup20:44:561
1677424710,20sleep316780-21df_inode21:39:413
1017624714,14sleep30-21swapper/321:19:263
1112524610,21sleep211167-21ntp_states23:04:522
764424511,20sleep17655-21df_inode22:54:411
1671024513,14sleep20-21swapper/219:54:542
2602224410,15sleep30-21swapper/323:54:273
210912444,30sleep20-21swapper/223:36:452
800724311,17sleep20-21swapper/222:54:502
123072407,15sleep20-21swapper/221:24:502
123072407,15sleep20-21swapper/221:24:502
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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