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2026-01-27 - 07:01
[ 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 #3, slot #3

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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  TQ-Systems
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.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
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 rack3slot3s.osadl.org (updated Tue Jan 27, 2026 00:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1858889212255,62sleep30-21swapper/319:07:483
18589502120112,5sleep10-21swapper/119:08:351
22457162970,2sleep30-21swapper/323:40:243
185411327954,10sleep20-21swapper/219:05:032
185886127855,18sleep00-21swapper/019:07:250
1859169993127,2cyclictest0-21swapper/322:25:183
20017192260,2sleep00-21swapper/021:15:260
1859169992521,2cyclictest0-21swapper/322:49:473
1859169992520,2cyclictest0-21swapper/300:07:013
1859169992514,7cyclictest1903367-21turbostat19:50:003
185916999251,19cyclictest2331913-21taskset00:32:313
185916999249,13cyclictest0-21swapper/321:16:393
185916999241,19cyclictest2114368-21taskset22:24:153
1859169992320,1cyclictest0-21swapper/321:40:173
1859169992319,2cyclictest0-21swapper/323:55:293
1859169992319,2cyclictest0-21swapper/323:50:183
1859169992319,2cyclictest0-21swapper/322:57:343
1859169992319,2cyclictest0-21swapper/322:00:193
185916999231,18cyclictest2148294-21taskset22:45:003
22703932220,2sleep20-21swapper/223:55:222
22392272220,2sleep20-21swapper/223:37:462
22135282220,3sleep20-21swapper/223:22:082
185916999222,13cyclictest2214109-21taskset23:22:523
1859169992219,2cyclictest0-21swapper/323:15:023
1859169992218,2cyclictest0-21swapper/323:05:163
1859169992218,2cyclictest0-21swapper/321:12:593
1859169992216,2cyclictest0-21swapper/323:00:213
185916999221,18cyclictest2087054-21taskset22:06:163
185916999212,13cyclictest2037507-21taskset21:37:413
1859169992118,1cyclictest0-21swapper/323:35:123
1859169992118,1cyclictest0-21swapper/323:13:013
1859169992118,1cyclictest0-21swapper/322:12:403
1859169992117,2cyclictest0-21swapper/322:16:273
1859169992117,2cyclictest0-21swapper/321:50:253
1859169992117,2cyclictest0-21swapper/321:20:293
1859169992117,2cyclictest0-21swapper/320:10:013
1859169992117,2cyclictest0-21swapper/300:15:113
1859169992117,2cyclictest0-21swapper/300:11:153
22045872201,4sleep22204600-21sh23:16:272
185916999202,15cyclictest67150irq/132-enp1s0-TxRx-322:53:513
1859169992018,1cyclictest0-21swapper/300:37:183
1859169992017,1cyclictest0-21swapper/321:26:513
1859169992017,1cyclictest0-21swapper/320:01:233
1859169992016,2cyclictest0-21swapper/321:45:113
1859169992016,2cyclictest0-21swapper/300:25:003
1859169992015,2cyclictest0-21swapper/322:36:023
1859169992015,2cyclictest0-21swapper/322:36:023
185916999201,15cyclictest2232428-21sleep23:35:003
1859169991917,1cyclictest0-21swapper/319:55:123
1859169991916,2cyclictest0-21swapper/300:25:163
1859169991916,1cyclictest0-21swapper/322:33:133
1859169991916,1cyclictest0-21swapper/320:45:003
1859169991915,3cyclictest67150irq/132-enp1s0-TxRx-323:45:123
1859169991915,2cyclictest0-21swapper/321:05:123
1859169991915,2cyclictest0-21swapper/300:02:513
1859169991914,3cyclictest0-21swapper/321:30:173
22303162181,11sleep01987974-21diskmemload23:31:520
21795162184,2sleep0171rcu_preempt23:01:500
185916999184,2cyclictest0-21swapper/321:55:063
185916999182,13cyclictest0-21swapper/319:20:193
1859169991816,1cyclictest0-21swapper/319:50:173
1859169991815,1cyclictest0-21swapper/320:10:193
185916999181,14cyclictest2220965-21taskset23:25:413
185916999181,14cyclictest0-21swapper/320:50:563
185916999180,10cyclictest1978157-21taskset21:00:143
22960632171,10sleep12296103-21sed00:10:251
22753032171,8sleep22276915-21grep00:00:162
22210192171,10sleep01987974-21diskmemload23:25:470
22081472171,6sleep02208227-21kthreadcore23:20:170
21372932171,2sleep00-21swapper/022:36:160
21372932171,2sleep00-21swapper/022:36:160
21062932171,10sleep01987974-21diskmemload22:20:010
1859169991714,1cyclictest0-21swapper/319:40:193
185916999171,3cyclictest0-21swapper/320:59:323
1859169991713,2cyclictest0-21swapper/320:35:003
1859169991713,2cyclictest0-21swapper/319:40:003
22630972161,9sleep01987974-21diskmemload23:51:000
22475732161,3sleep10-21swapper/123:42:351
21290822161,2sleep20-21swapper/222:31:172
20807562161,6sleep02080767-21sshd22:04:210
20783152161,3sleep21987974-21diskmemload22:00:582
20457752161,10sleep02045785-21ssh21:42:360
20111012160,11sleep22011116-21ssh21:21:302
185916999166,8cyclictest1882301-21turbostat19:34:553
185916999161,9cyclictest1862172-21taskset19:10:153
1859169991613,1cyclictest0-21swapper/320:35:423
1859169991613,1cyclictest0-21swapper/320:20:153
1859169991613,1cyclictest0-21swapper/319:27:313
1859169991613,1cyclictest0-21swapper/319:15:233
1859169991612,2cyclictest0-21swapper/320:20:003
23403262151,9sleep01987974-21diskmemload00:37:220
23242722150,2sleep10-21swapper/100:28:331
23165862151,8sleep01987974-21diskmemload00:24:350
22902542150,1sleep10-21swapper/100:08:461
22327472151,10sleep12232775-21ssh23:35:101
21792432151,4sleep21987974-21diskmemload23:01:272
21546182151,9sleep12154632-21ssh22:46:591
21055612151,4sleep02105566-21ssh22:19:000
20967472150,2sleep00-21swapper/022:12:580
20954022151,9sleep22095417-21ssh22:11:092
20622842151,10sleep02062295-21ssh21:52:150
19954712150,9sleep21987974-21diskmemload21:13:202
19728582151,4sleep21972929-21irqstats20:55:172
18644542155,6sleep21864886-21cat19:15:012
1859169991512,2cyclictest0-21swapper/320:45:153
1859169991512,1cyclictest0-21swapper/320:25:123
23409302141,9sleep12340945-21ssh00:38:111
23083442141,9sleep22308356-21rm00:19:522
23069002141,7sleep11987974-21diskmemload00:17:511
22921832141,7sleep02293219-21grep00:10:160
21380902141,8sleep12138103-21ssh22:37:211
21380902141,8sleep12138103-21ssh22:37:211
21123502140,2sleep10-21swapper/122:21:301
20791642141,8sleep12079176-21ssh22:02:101
20190932147,3sleep1331ktimers/121:25:581
20124152141,6sleep01987974-21diskmemload21:23:240
20105222141,3sleep12010533-21ssh21:20:371
19953222141,6sleep01987974-21diskmemload21:13:060
19891712141,9sleep11989468-21cat21:10:141
19456832140,1sleep00-21swapper/020:28:210
18772852145,4sleep2431ktimers/219:25:112
23327782131,4sleep12332791-21ssh00:33:461
23235232131,7sleep22323530-21ssh00:27:302
21877062130,6sleep01987974-21diskmemload23:06:470
21697742131,8sleep22165524-21/usr/sbin/munin22:55:222
21210102131,8sleep12121017-21ssh22:26:511
20968422131,2sleep10-21swapper/122:13:081
20314752131,8sleep02031092-21/usr/sbin/munin21:35:150
20231002131,2sleep10-21swapper/121:30:151
20031672131,8sleep22003181-21ssh21:17:132
19532612130,2sleep1321rcuc/120:35:151
18971522131,8sleep11897201-21/usr/sbin/munin19:40:211
23088702121,2sleep20-21swapper/200:20:122
22958362121,7sleep22295895-21ssh00:10:222
22660332121,5sleep11987974-21diskmemload23:55:061
22538332121,7sleep12253894-21sed23:45:201
22464682121,5sleep20-21swapper/223:41:042
22376322121,7sleep02237645-21ssh23:35:290
22311062121,7sleep12231119-21ssh23:33:091
21796222120,1sleep10-21swapper/123:01:591
20877682121,7sleep12087780-21ssh22:07:191
20857092122,4sleep22085767-21ntpq22:05:192
20696382121,7sleep12069649-21ssh21:55:401
20444072121,7sleep12044421-21ssh21:40:371
20200952121,5sleep01987974-21diskmemload21:27:170
20138422121,6sleep22013871-21apt-get21:25:112
19833892121,3sleep11983505-21irqstats21:05:131
19194542121,6sleep11919712-21df_inode20:05:141
23416342111,2sleep20-21swapper/200:39:082
23307832111,4sleep21987974-21diskmemload00:30:592
23252912110,5sleep00-21swapper/000:30:010
22800122111,4sleep01987974-21diskmemload00:01:100
22746242112,4sleep12274650-21apt-get00:00:111
22671512110,7sleep02268757-21grep23:55:170
22644612111,3sleep20-21swapper/223:53:032
22223502111,4sleep21987974-21diskmemload23:27:372
22085152110,7sleep12210171-21cut23:20:181
22031612111,5sleep01987974-21diskmemload23:15:200
21966942111,2sleep2171rcu_preempt23:12:542
21944482111,4sleep12194497-21ntpq23:10:201
21908722111,2sleep02191592-21kthreadcore23:10:150
21883922111,3sleep20-21swapper/223:07:452
21877192110,1sleep10-21swapper/123:06:481
21703652111,4sleep01987974-21diskmemload22:55:280
21622172111,3sleep10-21swapper/122:50:481
21550062111,4sleep01987974-21diskmemload22:47:300
21309492111,3sleep10-21swapper/122:34:011
21289092111,3sleep00-21swapper/022:31:030
21213002111,2sleep20-21swapper/222:27:162
21205592111,4sleep01987974-21diskmemload22:26:140
20881022111,4sleep01987974-21diskmemload22:07:500
20720352111,4sleep21987974-21diskmemload21:58:582
20638882111,2sleep10-21swapper/121:54:321
20611132110,1sleep22047504-21kworker/u16:4+xprtiod21:50:282
20555592111,3sleep00-21swapper/021:49:340
20541802111,3sleep10-21swapper/121:47:391
20466502111,3sleep20-21swapper/221:43:512
20275542111,3sleep20-21swapper/221:30:402
19343132111,5sleep21934363-21ntpq20:15:212
19088952111,4sleep11908914-21apt-get19:55:111
18706242111,5sleep01870713-21ntpq19:15:190
23146242101,3sleep10-21swapper/100:21:481
23031052101,4sleep02304346-21memory00:15:170
22901252100,1sleep20-21swapper/200:08:342
22830242101,3sleep00-21swapper/000:05:110
22632392101,2sleep10-21swapper/123:51:131
22570612100,3sleep21987974-21diskmemload23:49:102
22550402100,1sleep00-21swapper/023:46:120
22318542101,5sleep22231863-21ssh23:34:142
21697042101,3sleep10-21swapper/122:55:211
21634782101,3sleep21987974-21diskmemload22:52:382
21564002101,2sleep20-21swapper/222:49:292
21481132101,3sleep10-21swapper/122:44:471
21478492101,5sleep22147863-21ssh22:44:242
21458182101,3sleep01987974-21diskmemload22:41:330
21371482101,3sleep20-21swapper/222:36:022
21371482101,3sleep20-21swapper/222:36:022
21065882101,2sleep20-21swapper/222:20:032
21051672100,3sleep10-21swapper/122:18:211
20558322101,2sleep20-21swapper/221:49:562
20352122101,4sleep12035259-21ntpq21:35:201
20307122101,2sleep20-21swapper/221:35:012
20274852101,3sleep01987974-21diskmemload21:30:340
20033592101,2sleep10-21swapper/121:17:281
19794322100,6sleep11981280-21kthreadcore21:00:171
19782302100,6sleep01979431-21kthreadcore21:00:160
19764322101,4sleep01976486-21ntpq20:55:230
19714092102,4sleep01971479-21/usr/sbin/munin20:50:260
19710522101,4sleep21971100-21ntpq20:50:202
19659282101,4sleep11966014-21ps20:45:221
19606272101,4sleep01960688-21ntpq20:40:200
19503592100,6sleep01950374-21switchtime20:30:260
19360232101,4sleep21936128-21irqstats20:20:142
19358492101,4sleep11936019-21sed20:20:131
19234432101,4sleep01923481-21ntpq20:05:210
18984172101,4sleep21898620-21diskstats19:45:112
18768162101,5sleep1248-21systemd-journal19:22:211
2322580291,2sleep00-21swapper/000:26:120
2248364291,3sleep01987974-21diskmemload23:43:470
2222738290,2sleep10-21swapper/123:28:081
2201673291,2sleep10-21swapper/123:15:171
2162441291,3sleep01987974-21diskmemload22:51:070
2072303291,3sleep01987974-21diskmemload21:59:200
1977378291,4sleep1582-21gdbus21:00:001
1966723290,1sleep20-21swapper/220:48:472
1965867291,4sleep01965927-21ld20:45:210
1944811290,5sleep11944865-21modprobe20:25:221
1940903291,3sleep21941126-21df_inode20:25:152
1930807291,4sleep11931352-21cat20:15:161
1908917291,4sleep21909169-21df19:55:132
1891667291,4sleep01891788-21ntpq19:35:180
2103643280,3sleep20-21swapper/222:16:022
1977948281,4sleep21978152-21grep21:00:142
1961294280,1sleep20-21swapper/220:41:222
1956207280,1sleep20-21swapper/220:38:452
1929995281,3sleep11930022-21munin-run20:15:001
1929813280,1sleep20-21swapper/220:12:402
1919170280,4sleep01919219-21munin-run20:05:010
1913728280,1sleep00-21swapper/019:57:550
1903617280,2sleep20-21swapper/219:50:122
1898904281,3sleep11900188-21kthreadcore19:45:141
1888368281,3sleep11889367-21kthreadcore19:35:161
1872415281,3sleep21872566-21/usr/sbin/munin19:20:142
1864363280,1sleep20-21swapper/219:14:292
1951329270,3sleep01951521-21expr20:35:110
1946644271,2sleep20-21swapper/220:30:162
1928993271,2sleep00-21swapper/020:10:180
1897756270,1sleep20-21swapper/219:40:582
1889371271,3sleep21891194-21tr19:35:172
1882544270,2sleep10-21swapper/119:30:111
1866658270,2sleep10-21swapper/119:15:121
1859356270,2sleep10-21swapper/119:10:111
1987647260,1sleep00-21swapper/021:06:050
1983506260,2sleep20-21swapper/221:05:142
1970807260,2sleep11971046-21strings20:50:191
1956867261,2sleep10-21swapper/120:40:131
1946545261,2sleep10-21swapper/120:30:151
1937318261,2sleep00-21swapper/020:20:160
1914172261,2sleep20-21swapper/220:00:102
1908574260,1sleep10-21swapper/119:54:161
1903044260,4sleep00-21swapper/019:46:050
1893684261,2sleep00-21swapper/019:40:160
1887278260,4sleep00-21swapper/019:31:420
1883112261,2sleep20-21swapper/219:30:162
1876067261,2sleep00-21swapper/019:20:200
1934119250,1sleep00-21swapper/020:15:190
1924199251,1sleep20-21swapper/220:06:512
1882021250,1sleep10-21swapper/119:26:421
1864050250,3sleep00-21swapper/019:10:300
1914473240,1sleep10-21swapper/120:00:131
1903590240,1sleep00-21swapper/019:50:020
1877064240,1sleep00-21swapper/019:25:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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