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2026-01-14 - 10:41
[ 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 Wed Jan 14, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10911245087,4468sleep09352-21kworker/0:019:30:520
284329345,904sleep017824-1kworker/0:2H22:35:230
272228489,831sleep221850-1kworker/2:2H00:16:062
2913227485,731sleep029168-21ntpq22:14:560
12233259610,490sleep012382-21unixbench_singl19:35:080
28961257324,526sleep329010-40ogrotate23:59:323
28961257324,526sleep329010-40ogrotate23:59:323
25213253712,513sleep11074-1kworker/1:1H20:16:351
3239324859,461sleep017824-1kworker/0:2H00:09:460
608624719,451sleep36192-1kworker/3:2H21:00:463
19368237910,353sleep019388-21fschecks_count19:59:500
948323695,352sleep00-21swapper/019:27:240
301722358163,175sleep030297-21latency_hist20:34:350
3903231416,276sleep33920-21awk20:54:323
1765623017,286sleep36192-1kworker/3:2H21:40:233
1765623017,286sleep36192-1kworker/3:2H21:40:233
718022806,265sleep11074-1kworker/1:1H21:03:191
15438227598,156sleep00-21swapper/021:29:500
3049225414,192sleep03255-21modprobe19:09:360
12522224710,222sleep212561-21ntpq23:04:572
12522224710,222sleep212561-21ntpq23:04:572
2430722317,215sleep221850-1kworker/2:2H20:15:272
401822226,207sleep36192-1kworker/3:2H22:39:013
17161222234,170sleep017180-21apt-get21:34:430
17161222234,170sleep017180-21apt-get21:34:430
29258221210,193sleep36192-1kworker/3:2H23:59:403
30964220934,105sleep031051-21sed20:35:030
3072122008,111sleep030765-21ntpq22:19:570
29750219512,165sleep029787-21proc_pri00:00:010
14963219216,160sleep115008-21unin-run23:14:321
14322218321,149sleep014334-21modprobe19:44:320
20925218214,153sleep021014-21grep20:04:510
21347217810,61sleep00-21swapper/021:49:570
21347217810,61sleep00-21swapper/021:49:570
30554217623,133sleep230589-21idleruntime-cro00:04:312
24675217017,57sleep00-21swapper/022:00:030
8619216735,115sleep08567-21latency_hist00:39:340
3014216389,18sleep00-21swapper/020:49:570
5731215047,80sleep00-21swapper/022:44:360
27586214912,117sleep00-21swapper/022:09:560
2351321499,130sleep023521-21ntpq23:39:590
2038521488,119sleep00-21swapper/023:29:580
780521468,16sleep00-21swapper/022:49:570
12625214312,108sleep00-21swapper/021:19:570
29086213631,95sleep028981-21latency_hist23:59:370
29086213631,95sleep028981-21latency_hist23:59:370
6596213322,27sleep10-21swapper/119:19:341
31114213371,21sleep00-21swapper/000:04:540
22820213338,78sleep00-21swapper/023:39:340
565221329,107sleep05691-21ntp_kernel_pll_19:14:570
30964213213,102sleep231078-21timerandwakeup22:20:032
22734213237,16sleep00-21swapper/021:54:540
7196212932,13sleep00-21swapper/021:03:300
31877212826,91sleep031896-21apt-get22:24:450
2262212719,88sleep30-21swapper/322:34:333
2262212719,88sleep30-21swapper/322:34:333
9806212636,76sleep09943-21unixbench_multi21:10:040
31904212628,72sleep131896-21apt-get22:24:501
2741212622,12sleep00-21swapper/000:16:200
24305212626,11sleep00-21swapper/020:15:250
709721249,98sleep07094-21apt-get00:35:020
709721249,98sleep07094-21apt-get00:35:020
572421246,103sleep221850-1kworker/2:2H20:59:362
24690212431,40sleep024717-21fschecks_count23:44:510
14470212417,21sleep00-21swapper/021:25:020
14470212417,21sleep00-21swapper/021:25:020
10718212415,30sleep20-21swapper/219:30:052
4609212320,87sleep24722-21cp19:14:352
8118212127,80sleep08197-21switchtime21:05:030
7521212132,22sleep00-21swapper/019:20:020
695121216,107sleep36192-1kworker/3:2H00:33:273
695121216,107sleep36192-1kworker/3:2H00:33:273
16925212016,84sleep317015-21/usr/sbin/munin23:19:513
16925212016,84sleep317015-21/usr/sbin/munin23:19:513
27287211921,88sleep00-21swapper/020:24:460
31666211718,80sleep130095-21snmpd20:39:321
31571211726,67sleep131715-21unixbench_singl00:05:031
2759211711,89sleep22293-21apt-get22:34:402
15872211711,16sleep00-21swapper/019:49:330
5612211520,73sleep15717-21latency_hist20:59:351
5150211423,13sleep00-21swapper/000:24:570
2830211418,75sleep12781-21apt-get22:35:161
2335621135,10sleep00-21swapper/020:10:490
2335621135,10sleep00-21swapper/020:10:490
19514211323,37sleep00-21swapper/021:44:530
18835211221,38sleep00-21swapper/023:24:570
28656211118,21sleep10-21swapper/120:29:351
14264211118,19sleep10-21swapper/121:24:591
14264211118,19sleep10-21swapper/121:24:591
12833211119,74sleep130095-21snmpd23:05:041
12833211119,74sleep130095-21snmpd23:05:041
168221109,62sleep01832-21sed22:30:020
168221109,62sleep01832-21sed22:30:020
1018721106,27sleep00-21swapper/022:58:210
25748210922,13sleep00-21swapper/022:04:510
31081210842,36sleep331230-21unixbench_singl22:20:043
13788210811,48sleep013835-21fschecks_count23:09:510
10597210810,54sleep00-21swapper/022:59:460
27303210713,78sleep327313-21forks22:09:503
1904721078,17sleep00-21swapper/019:59:340
3953210624,64sleep14001-21grep20:54:341
2708521066,28sleep00-21swapper/023:50:200
23199210319,69sleep223315-21cat21:55:042
2225221030,9sleep10-21swapper/123:35:021
1720621035,27sleep00-21swapper/019:51:470
10437210313,68sleep310552-21latency_hist21:14:353
3288210213,70sleep32755-21apt-get19:09:433
458521008,15sleep00-21swapper/000:24:320
28150210014,66sleep1378-21sshd22:10:211
19745210013,71sleep119769-21proc_pri20:00:001
1683121007,13sleep00-21swapper/023:19:440
1683121007,13sleep00-21swapper/023:19:440
15926210022,58sleep316059-21unixbench_multi23:15:033
20662995,28sleep00-21swapper/020:45:570
1242329914,65sleep00-21swapper/023:04:550
1242329914,65sleep00-21swapper/023:04:550
1194429813,43sleep00-21swapper/021:19:330
807929615,63sleep38156-21/usr/sbin/munin22:50:043
488029618,63sleep14934-21cpuspeed00:24:501
1666429612,65sleep116696-21idleruntime-cro21:34:321
1387929512,67sleep313886-21diskstats21:24:493
1387929512,67sleep313886-21diskstats21:24:493
234382935,15sleep10-21swapper/121:55:071
1846429312,65sleep318542-21/usr/sbin/munin21:41:083
1985629220,58sleep319933-21switchtime20:00:023
1777929231,30sleep10-21swapper/121:40:581
1777929231,30sleep10-21swapper/121:40:581
165162927,30sleep00-21swapper/023:19:320
1245629214,52sleep112236-21/usr/sbin/munin21:19:541
149802918,68sleep30-21swapper/319:44:563
545328917,52sleep35515-21http20:59:333
1896528921,49sleep218994-21munin-run19:59:322
2615528716,56sleep326156-21cpu23:49:473
324512866,70sleep032485-21ps20:40:040
632628515,56sleep36367-21ntp_kernel_pll_22:44:593
2050328516,54sleep320572-21switchtime23:30:013
120528516,50sleep11245-21http00:14:321
2758928418,26sleep30-21swapper/320:25:013
268372846,11sleep00-21swapper/020:22:110
52602825,30sleep00-21swapper/020:57:040
2830528220,34sleep20-21swapper/223:55:032
2830528220,34sleep20-21swapper/223:55:032
2492428231,31sleep30-21swapper/320:16:003
2378028211,55sleep323950-21latency_hist20:14:353
2378028211,55sleep323950-21latency_hist20:14:353
189902827,28sleep00-21swapper/021:42:340
273328128,29sleep10-21swapper/119:09:331
1738328115,42sleep116808-21/usr/sbin/munin23:20:021
1738328115,42sleep116808-21/usr/sbin/munin23:20:021
302128024,36sleep33057-21systemd-journal00:19:393
71332795,28sleep00-21swapper/022:48:520
2633427923,38sleep126408-21cat20:20:021
1575227928,24sleep10-21swapper/123:15:011
747927818,35sleep10-21swapper/122:49:501
1747427814,47sleep217626-21latency_hist19:54:362
776327722,24sleep30-21swapper/321:04:543
2215327724,24sleep30-21swapper/320:09:343
1506627718,40sleep215093-21munin-run21:29:322
1506627718,40sleep215093-21munin-run21:29:322
1157327713,47sleep211577-21diskstats19:34:532
1105727715,16sleep10-21swapper/122:59:591
3138727617,25sleep30-21swapper/300:05:013
852727511,28sleep30-21swapper/319:24:533
562227517,40sleep35650-21/usr/sbin/munin19:14:563
2604827517,41sleep326089-21ntpq22:04:583
1969427510,50sleep119832-21latency_hist23:29:341
169727515,25sleep10-21swapper/120:45:061
2575627419,28sleep10-21swapper/122:04:521
146827420,40sleep11517-21processes22:29:591
146827420,40sleep11517-21processes22:29:591
912827315,28sleep10-21swapper/121:09:491
2936027318,27sleep30-21swapper/320:30:023
1036227319,28sleep10-21swapper/122:59:351
91922720,7sleep20-21swapper/221:09:492
710127220,34sleep37114-21/usr/sbin/munin19:19:533
3237027214,16sleep20-21swapper/222:25:042
2364827221,31sleep123681-21munin-run20:14:331
2364827221,31sleep123681-21munin-run20:14:331
1594027218,25sleep20-21swapper/219:49:352
1124827221,24sleep30-21swapper/319:34:343
730627117,20sleep10-21swapper/119:19:591
2418727120,29sleep10-21swapper/121:59:511
205527126,20sleep20-21swapper/219:06:322
2029527114,41sleep120308-21/usr/sbin/munin23:29:551
196762718,14sleep30-21swapper/321:44:563
1863927116,26sleep10-21swapper/121:41:101
180027127,20sleep20-21swapper/220:45:072
1237227114,37sleep312421-21irqstats23:04:533
1237227114,37sleep312421-21irqstats23:04:533
1119827118,36sleep111206-21modprobe19:34:321
249027025,21sleep30-21swapper/319:06:373
1378727014,35sleep313877-21unixbench_multi19:40:033
909526913,34sleep20-21swapper/219:25:042
484826911,45sleep24856-21/usr/sbin/munin00:24:432
2247926913,40sleep222548-21fschecks_time20:09:542
2247926913,40sleep222548-21fschecks_time20:09:542
2204726916,20sleep30-21swapper/323:35:013
120826919,28sleep20-21swapper/222:29:522
120826919,28sleep20-21swapper/222:29:522
32226814,37sleep2360-21/usr/sbin/munin00:09:562
3011626828,18sleep20-21swapper/222:19:342
2691326816,36sleep20-21swapper/222:09:212
2670726821,21sleep20-21swapper/223:50:022
2584526817,16sleep20-21swapper/220:19:512
2543126814,38sleep325492-21cat22:04:343
2137326819,28sleep20-21swapper/220:05:012
1787826818,31sleep217889-21systemd-run21:40:592
1787826818,31sleep217889-21systemd-run21:40:592
1674226818,22sleep30-21swapper/321:34:343
2883526713,26sleep10-21swapper/120:29:431
2030926716,28sleep20-21swapper/223:29:562
1691826710,33sleep20-21swapper/223:19:502
1691826710,33sleep20-21swapper/223:19:502
137002677,44sleep20-21swapper/223:09:452
822926512,40sleep330095-21snmpd00:35:343
1943126517,31sleep119472-21grep21:44:501
150662650,7sleep30-21swapper/323:14:333
568826419,20sleep30-21swapper/322:44:353
1437426414,23sleep20-21swapper/219:44:342
130026423,18sleep30-21swapper/300:14:343
118992646,12sleep10-21swapper/119:35:011
2305826317,22sleep10-21swapper/123:39:481
2101626324,22sleep10-21swapper/120:04:521
1616226313,21sleep30-21swapper/319:49:483
910826216,22sleep30-21swapper/322:54:523
629526216,21sleep20-21swapper/222:44:582
2788926213,21sleep20-21swapper/220:25:082
193802628,45sleep30-21swapper/323:26:133
1919126221,23sleep20-21swapper/221:44:342
929126121,24sleep20-21swapper/222:54:552
767026113,15sleep20-21swapper/221:04:532
369426125,21sleep30-21swapper/300:19:553
3177226122,19sleep20-21swapper/200:05:202
2446926118,25sleep20-21swapper/221:59:562
1206426118,22sleep20-21swapper/221:19:352
718326015,29sleep17094-21apt-get00:35:071
718326015,29sleep17094-21apt-get00:35:071
534126021,21sleep20-21swapper/219:14:512
3211226020,23sleep30-21swapper/322:24:563
2653326014,24sleep10-21swapper/123:49:571
2326426019,21sleep20-21swapper/223:39:532
214126019,27sleep00-21swapper/019:06:340
1818126026,21sleep30-21swapper/319:55:053
1573226024,19sleep20-21swapper/221:29:562
1064826014,31sleep310667-21apt-get21:14:433
866025916,24sleep18697-21grep19:24:551
3089425922,21sleep30-21swapper/320:35:023
3217325812,30sleep132236-21if_eth020:39:571
2884925816,23sleep30-21swapper/322:14:513
2576225814,17sleep30-21swapper/320:19:483
1964025815,28sleep219642-21cron23:29:312
1121825813,18sleep10-21swapper/121:15:021
788025711,31sleep27928-21/usr/sbin/munin22:49:592
663125715,25sleep20-21swapper/200:29:432
663125715,25sleep20-21swapper/200:29:432
660225723,17sleep10-21swapper/122:45:051
618025716,19sleep20-21swapper/221:00:572
2928725716,23sleep129281-21apt-get23:59:461
2540625716,26sleep125504-21users23:45:051
2436725718,20sleep30-21swapper/323:44:343
1747125713,31sleep117469-21systemd-run19:54:351
1659625721,19sleep20-21swapper/223:19:342
1233825719,23sleep212344-21diskstats21:19:512
110792576,12sleep20-21swapper/223:00:002
290825618,20sleep20-21swapper/220:49:552
2823425610,19sleep10-21swapper/123:55:021
2823425610,19sleep10-21swapper/123:55:021
2154225614,26sleep221552-21df_inode23:34:482
1289025622,16sleep30-21swapper/321:20:043
1157825615,21sleep30-21swapper/319:34:543
704925512,23sleep20-21swapper/219:19:522
1928025515,24sleep219277-21apt-get19:59:442
3166125415,25sleep10-21swapper/122:24:341
2143025410,25sleep221436-21ntp_states21:49:592
2143025410,25sleep221436-21ntp_states21:49:592
156325419,18sleep30-21swapper/320:45:033
84125318,18sleep20-21swapper/220:44:342
527625313,23sleep15381-21users22:41:221
2252625314,17sleep30-21swapper/321:54:493
1488125316,17sleep10-21swapper/119:44:541
359525212,18sleep10-21swapper/100:19:531
765125114,18sleep10-21swapper/121:04:521
511925110,16sleep30-21swapper/300:24:563
3198925112,24sleep331984-21apt-get20:39:513
2883425114,23sleep128840-21df_inode22:14:491
2765525112,24sleep227671-21ntp_states22:09:582
2591625117,16sleep20-21swapper/223:49:342
1329025115,21sleep113332-21irqstats19:39:531
45602508,34sleep20-21swapper/200:24:142
2105125010,24sleep121058-21diskstats21:49:501
2105125010,24sleep121058-21diskstats21:49:501
3040624911,22sleep230403-21apt-get20:34:452
173524911,23sleep11722-21apt-get00:14:481
1191424917,15sleep30-21swapper/323:04:333
452424711,21sleep24549-21df22:41:062
379224715,16sleep10-21swapper/119:11:271
1992224617,15sleep20-21swapper/221:45:032
792624512,15sleep10-21swapper/100:35:231
2895724513,16sleep20-21swapper/220:29:522
209612459,19sleep320969-21apt-get21:49:443
209612459,19sleep320969-21apt-get21:49:443
1816624310,15sleep10-21swapper/119:55:031
2460424210,17sleep30-21swapper/323:44:463
80042377,12sleep20-21swapper/200:35:242
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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