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2026-02-01 - 16:44
[ 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 Feb 01, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
78532258111,2504sleep127843-1kworker/1:1H10:21:041
12229218999,1878sleep34053-21kworker/3:107:10:053
29835211217,1102sleep126985-21kworker/1:009:46:041
1748210707,1056sleep0774-1kworker/0:3H08:15:470
1168726066,589sleep25385-1kworker/2:1H07:08:062
2901325935,581sleep027170-1kworker/0:0H11:26:030
1469125756,560sleep014519-1kworker/0:3H12:26:110
14927246511,441sleep214505-21apt-get12:28:312
27320245615,422sleep327313-21apt-get09:40:043
1557023946,380sleep327672-1kworker/3:0H07:19:223
4647233812,311sleep34657-21ntpq10:10:163
5963231515,284sleep16024-21find08:30:181
19771223112,128sleep119806-21latency_hist10:59:481
16208222292,32sleep1293-21systemd-logind12:31:331
16629222111,196sleep016638-21ntpq12:31:400
14328222131,178sleep113426-21apt-get07:15:001
13950222047,116sleep10-21swapper/108:55:211
10263221611,190sleep310379-21cat12:10:193
17656220718,170sleep117659-21cron09:09:461
1582622017,184sleep013431-1kworker/0:0H07:21:000
18082219418,162sleep318106-21proc_pri12:35:193
2857721929,167sleep128615-21modprobe09:44:471
15417218914,161sleep115508-21switchtime09:00:181
1908921848,15sleep10-21swapper/107:30:061
1908921848,15sleep10-21swapper/107:30:061
30904217014,90sleep131024-21latency_hist11:34:491
12191216780,72sleep112195-21find10:34:571
23208216522,38sleep123264-21fschecks_count11:10:051
25869216343,100sleep10-21swapper/107:50:171
2096621615,141sleep00-21swapper/007:35:140
2096621615,141sleep00-21swapper/007:35:140
18142215977,61sleep10-21swapper/109:10:071
21168215796,15sleep10-21swapper/107:35:191
21168215796,15sleep10-21swapper/107:35:191
13219215446,15sleep10-21swapper/112:20:191
30394214821,106sleep130457-21sendmail_mailqu08:05:141
17385214663,20sleep10-21swapper/112:34:481
3309214589,39sleep10-21swapper/110:05:181
972214436,91sleep10-21swapper/111:40:181
21333214434,98sleep121420-21wc11:04:491
21333214434,98sleep121420-21wc11:04:491
284492143107,22sleep128480-21fschecks_count08:00:061
5287214113,115sleep35331-21ntpq11:55:133
13405213913,112sleep113428-21munin-run07:14:471
1935021386,116sleep00-21swapper/010:55:190
26963213747,71sleep10-21swapper/107:55:051
2093021374,11sleep20-21swapper/211:00:222
2093021374,11sleep20-21swapper/211:00:222
2581213650,26sleep10-21swapper/111:45:181
5182213319,97sleep10-21swapper/111:55:111
31968212917,85sleep00-21swapper/009:55:030
31968212917,85sleep00-21swapper/009:55:030
13661212827,73sleep013862-21munin-node07:14:500
26254212733,73sleep10-21swapper/111:20:031
26254212733,73sleep10-21swapper/111:20:031
71621269,53sleep00-21swapper/011:40:130
18079212614,91sleep10-21swapper/107:25:171
18079212614,91sleep10-21swapper/107:25:171
2708521250,8sleep00-21swapper/007:55:070
27511212317,93sleep027537-21apt-get11:24:460
27511212317,93sleep027537-21apt-get11:24:460
21571212315,92sleep221564-21apt-get11:05:022
10423212361,19sleep10-21swapper/110:29:481
3979212110,98sleep14113-21sed11:50:151
8290212029,25sleep18353-21sendmail-msp08:39:471
11459211812,91sleep111486-21latency_hist08:49:481
31443211525,69sleep10-21swapper/108:09:591
31443211525,69sleep10-21swapper/108:09:591
18194211451,18sleep10-21swapper/112:35:211
7729211322,71sleep37766-21fschecks_count10:21:023
4016211311,23sleep10-21swapper/108:25:051
31142211329,34sleep111927-21cyclictest11:35:011
23250211111,25sleep10-21swapper/109:25:171
10156211113,24sleep310223-21df08:45:013
28866210917,72sleep30-21swapper/308:00:163
20776210814,76sleep020799-21idleruntime-cro09:19:470
12565210820,72sleep10-21swapper/108:50:201
8667210617,62sleep10-21swapper/112:05:171
8667210617,62sleep10-21swapper/112:05:171
25748210610,23sleep10-21swapper/109:35:021
9983210514,17sleep10-21swapper/112:10:131
8585210438,36sleep20-21swapper/208:40:002
3119210415,73sleep33236-21latency_hist11:49:493
133221046,15sleep20-21swapper/210:00:102
1945210335,28sleep10-21swapper/110:00:211
18412210234,37sleep20-21swapper/210:54:562
586721017,11sleep20-21swapper/210:15:082
586721017,11sleep20-21swapper/210:15:082
20747210121,52sleep320891-21grep11:00:183
20747210121,52sleep320891-21grep11:00:183
11820210137,40sleep111828-21kworker/u8:307:09:471
19761210013,69sleep019912-21/usr/sbin/munin07:30:210
19761210013,69sleep019912-21/usr/sbin/munin07:30:210
2836529913,49sleep128420-21cat11:25:481
2428029914,71sleep324285-21/usr/sbin/munin09:30:073
1772129915,68sleep317781-21latency_hist09:09:483
858729813,70sleep08665-21switchtime12:05:160
858729813,70sleep08665-21switchtime12:05:160
323702987,79sleep132416-21ntpq09:55:121
323702987,79sleep132416-21ntpq09:55:121
88822979,69sleep10-21swapper/108:40:111
19832978,13sleep10-21swapper/108:18:431
1015529627,42sleep210149-21apt-get08:45:002
23822958,72sleep12438-21cpuspeed08:20:001
156229521,59sleep31591-21sed11:44:483
1241129510,65sleep112442-21awk12:19:461
594929415,58sleep05459-21/usr/sbin/munin08:30:170
240882944,11sleep30-21swapper/311:11:043
604229314,18sleep111927-21cyclictest10:15:111
604229314,18sleep111927-21cyclictest10:15:111
1055429311,68sleep010555-21sshd12:11:050
2405629216,62sleep024100-21ntpq07:45:110
1978029217,54sleep319869-21/usr/sbin/munin09:15:093
1387929222,56sleep013924-21fschecks_count10:40:050
110522917,71sleep00-21swapper/010:30:120
160682907,15sleep10-21swapper/107:21:061
160682907,15sleep10-21swapper/107:21:061
65592897,14sleep10-21swapper/112:00:041
65592897,14sleep10-21swapper/112:00:041
242632897,65sleep10-21swapper/109:30:051
2532028817,54sleep225416-21perl07:50:052
196922889,66sleep10-21swapper/109:15:071
1170828813,36sleep00-21swapper/008:50:030
1126428824,43sleep310537-21/usr/sbin/munin07:05:413
2189828714,52sleep221952-21latency_hist07:39:482
2189828714,52sleep221952-21latency_hist07:39:482
1832528712,24sleep00-21swapper/009:10:100
1816728713,59sleep10-21swapper/110:54:471
717828526,36sleep30-21swapper/310:19:493
717828526,36sleep30-21swapper/310:19:493
41972856,18sleep14191-21apt-get10:10:021
3109228513,56sleep231214-21timerwakeupswit09:50:172
231172856,12sleep20-21swapper/211:09:582
2311528516,49sleep322614-21/usr/sbin/munin09:25:153
2222528515,53sleep022275-21fschecks_count07:40:060
76628414,44sleep2776-21kworker/u8:209:59:462
76628414,44sleep2776-21kworker/u8:209:59:462
317172839,58sleep10-21swapper/109:54:481
2474728329,33sleep324751-21diskstats11:15:043
1820628314,21sleep20-21swapper/207:25:192
1820628314,21sleep20-21swapper/207:25:192
130442837,12sleep20-21swapper/210:35:182
3064328230,27sleep030798-21unixbench_singl08:05:170
2804328220,44sleep228066-21latency_hist07:59:462
221292826,14sleep10-21swapper/107:39:591
220852826,11sleep10-21swapper/109:21:211
165052825,11sleep10-21swapper/110:48:341
546528114,51sleep05525-21switchtime11:55:180
256572817,61sleep10-21swapper/111:16:191
228032815,11sleep10-21swapper/111:09:251
2146128117,41sleep321069-21/usr/sbin/munin09:20:103
2704928016,42sleep326754-21/usr/sbin/munin07:55:073
1608328028,29sleep30-21swapper/307:21:083
1608328028,29sleep30-21swapper/307:21:083
2771927922,35sleep327906-21apt-config11:24:493
2771927922,35sleep327906-21apt-config11:24:493
1241527818,15sleep20-21swapper/207:10:082
852027711,32sleep30-21swapper/312:05:153
852027711,32sleep30-21swapper/312:05:153
730027716,46sleep37339-21expr08:35:083
3017927721,31sleep20-21swapper/209:49:482
2818027724,24sleep20-21swapper/211:25:452
247362776,11sleep10-21swapper/107:47:061
2365927717,44sleep323676-21apt07:44:583
206727718,43sleep32088-21cron08:19:463
609527625,26sleep30-21swapper/308:30:203
182822760,8sleep30-21swapper/310:54:483
147152765,11sleep10-21swapper/110:40:261
116422766,12sleep10-21swapper/110:31:141
2801227526,31sleep30-21swapper/311:24:573
241712759,48sleep00-21swapper/009:30:000
1272227515,31sleep30-21swapper/310:35:153
1105327510,52sleep011076-21pluginstate07:05:380
1181427418,24sleep00-21swapper/012:15:170
1141627312,46sleep011458-21/usr/sbin/munin08:49:470
812327223,34sleep20-21swapper/212:05:052
812327223,34sleep20-21swapper/212:05:052
685227113,39sleep36881-21/usr/sbin/munin12:00:103
685227113,39sleep36881-21/usr/sbin/munin12:00:103
2310227110,47sleep20-21swapper/209:25:142
1297227120,29sleep312994-21munin-run08:54:463
66622704,11sleep20-21swapper/208:33:462
601527014,42sleep06041-21kernelversion10:15:100
601527014,42sleep06041-21kernelversion10:15:100
466627015,42sleep24700-21cat11:54:482
39727022,24sleep30-21swapper/308:14:493
39727022,24sleep30-21swapper/308:14:493
1414727023,26sleep30-21swapper/312:24:493
1404827016,35sleep214145-21sed12:24:482
3239926917,31sleep232408-21modprobe11:39:462
2574026915,38sleep025746-21grep09:35:010
2464226913,40sleep024659-21/usr/sbin/munin11:14:570
2032026913,40sleep320430-21latency_hist07:34:483
2032026913,40sleep320430-21latency_hist07:34:483
1509826914,28sleep30-21swapper/310:44:483
2758926817,24sleep20-21swapper/211:24:482
2758926817,24sleep20-21swapper/211:24:482
2368426819,22sleep20-21swapper/207:45:012
1801026814,22sleep00-21swapper/007:25:160
1801026814,22sleep00-21swapper/007:25:160
166482688,14sleep20-21swapper/212:31:422
1577326821,28sleep315794-21munin-run12:29:453
1355626818,27sleep00-21swapper/010:39:480
106612687,44sleep30-21swapper/310:30:023
269326715,36sleep32718-21/usr/sbin/munin10:05:033
240426725,17sleep00-21swapper/010:04:480
1521326715,26sleep30-21swapper/309:00:123
97252665,49sleep30-21swapper/308:43:003
470226613,37sleep34859-21cat11:54:493
3194026614,38sleep331958-21apt09:54:583
3194026614,38sleep331958-21apt09:54:583
199426615,24sleep20-21swapper/211:45:072
1249026622,23sleep30-21swapper/312:19:483
322126521,27sleep00-21swapper/010:05:170
2895226511,25sleep30-21swapper/309:45:053
2594926512,22sleep20-21swapper/209:35:072
239326514,32sleep32402-21munin-run10:04:473
1815126518,28sleep018164-21apt10:54:460
2968626421,25sleep20-21swapper/211:30:052
132562647,12sleep30-21swapper/308:54:593
703126314,24sleep00-21swapper/008:35:010
3140926314,20sleep00-21swapper/011:35:080
1373626311,14sleep20-21swapper/208:55:182
743426211,21sleep20-21swapper/208:35:112
264082626,11sleep00-21swapper/007:53:430
261826216,28sleep22637-21apt-get10:04:582
1927226218,21sleep30-21swapper/309:14:493
184082626,11sleep30-21swapper/310:54:533
3121126116,19sleep30-21swapper/311:35:033
2882526113,33sleep228863-21ps08:00:152
2581926113,30sleep325822-21diskstats09:35:043
1599926113,36sleep016067-21cpuspeed07:21:050
1599926113,36sleep016067-21cpuspeed07:21:050
1432226113,20sleep20-21swapper/210:40:152
86382606,9sleep00-21swapper/010:22:200
791426017,21sleep20-21swapper/210:21:052
2367626014,27sleep00-21swapper/011:10:170
2056226014,30sleep320629-21df07:35:053
2056226014,30sleep320629-21df07:35:053
1887326020,25sleep218874-21cron12:39:462
1602026014,24sleep30-21swapper/310:45:213
2159725914,25sleep00-21swapper/009:20:150
1895425910,34sleep019055-21sed12:39:480
151825917,24sleep20-21swapper/211:44:472
779425810,23sleep00-21swapper/012:04:470
779425810,23sleep00-21swapper/012:04:470
441625812,32sleep34478-21sendmail_mailst08:25:153
393325815,24sleep20-21swapper/208:25:022
3123025819,25sleep30-21swapper/308:09:493
296982589,34sleep029651-21latency_hist08:04:490
2175325814,31sleep30-21swapper/311:05:073
1616125812,22sleep00-21swapper/009:04:490
2019125711,33sleep220192-21sshd07:33:462
2019125711,33sleep220192-21sshd07:33:462
1766925715,27sleep21-21systemd09:09:472
1703325716,14sleep00-21swapper/009:05:170
1433425716,25sleep214325-21apt-get07:15:052
1134225716,28sleep211392-21if_eth012:15:072
3174025618,19sleep00-21swapper/008:10:100
3174025618,19sleep00-21swapper/008:10:100
2240725617,18sleep30-21swapper/307:40:093
2006225618,17sleep20-21swapper/209:15:162
140825618,21sleep21499-21sed08:15:412
139602565,17sleep00-21swapper/012:24:250
2520725514,25sleep224643-21/usr/sbin/munin11:15:152
1589625517,18sleep20-21swapper/209:02:042
2729325414,22sleep20-21swapper/209:39:592
1614825415,21sleep016246-21users10:45:220
1542125412,18sleep20-21swapper/210:45:072
860925312,25sleep08604-21apt-get08:40:020
460025316,19sleep20-21swapper/210:10:152
3146425314,21sleep00-21swapper/009:52:040
2959225318,19sleep00-21swapper/011:29:590
285025314,16sleep20-21swapper/208:20:142
2317825311,24sleep023249-21swap09:25:160
1926025314,22sleep20-21swapper/209:14:482
1002025313,24sleep210042-21ntp_states12:10:142
448325214,21sleep04553-21grep08:25:160
2959025211,24sleep329587-21apt-get11:29:583
225412529,17sleep20-21swapper/207:40:122
2211725213,19sleep00-21swapper/011:05:160
648025111,24sleep26474-21apt-get12:00:012
648025111,24sleep26474-21apt-get12:00:012
368525117,17sleep00-21swapper/008:24:480
2732425114,22sleep00-21swapper/009:40:050
2523525114,22sleep325305-21df07:50:023
1372325112,26sleep013728-21ntpq08:55:160
390825012,19sleep00-21swapper/011:50:140
2419325011,24sleep224189-21apt-get09:30:022
1749725013,23sleep317536-21df07:25:033
1749725013,23sleep317536-21df07:25:033
488424911,13sleep20-21swapper/211:55:002
3078524915,15sleep30-21swapper/309:50:103
28242495,34sleep00-21swapper/011:46:390
1177924917,18sleep20-21swapper/208:50:052
1710524811,21sleep217162-21irqstats10:50:082
1045524811,22sleep210607-21cat10:29:492
364424710,21sleep33669-21munin-run08:24:473
3147024712,18sleep20-21swapper/208:10:042
3147024712,18sleep20-21swapper/208:10:042
2117724713,21sleep221191-21fschecks_count09:20:052
1607624711,20sleep216082-21diskstats07:21:072
1607624711,20sleep216082-21diskstats07:21:072
1008324715,16sleep30-21swapper/310:26:483
1063424612,16sleep20-21swapper/210:29:572
3046124515,17sleep20-21swapper/208:05:152
96572447,15sleep00-21swapper/010:26:400
428724413,17sleep00-21swapper/010:10:090
2038724412,17sleep00-21swapper/011:00:110
2038724412,17sleep00-21swapper/011:00:110
1668724413,18sleep30-21swapper/312:31:433
289102428,13sleep00-21swapper/009:45:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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