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2026-02-05 - 09:52
[ 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 #c, 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.

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 792 highest latencies:
System rackcslot7s.osadl.org (updated Thu Feb 05, 2026 00:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
180774099523500,20cyclictest1892535-21turbostat23:14:551
180774999511502,5cyclictest1845105-21turbostat20:55:003
180774999507500,4cyclictest1838144-21turbostat20:39:553
180774999507500,4cyclictest1838144-21turbostat20:39:553
180774999506498,5cyclictest1917094-21turbostat00:20:003
180774999479456,20cyclictest1920557-21turbostat00:34:563
180773299473440,19cyclictest1815341-21turbostat19:34:550
180774499470453,14cyclictest1863092-21turbostat21:49:552
180774999469449,17cyclictest1827449-21turbostat20:05:003
180774999467451,13cyclictest1825723-21turbostat20:00:003
180773299462453,6cyclictest1813611-21turbostat19:29:540
180774999460434,22cyclictest1897731-21turbostat23:25:003
180773299460453,4cyclictest1883886-21turbostat22:49:550
180774999456447,5cyclictest1887352-21turbostat22:55:013
180774499455447,5cyclictest1809654-21turbostat19:19:552
180774999452445,4cyclictest1841607-21turbostat20:49:553
180774999452444,5cyclictest1915354-21turbostat00:15:003
180774999452444,5cyclictest1885621-21turbostat22:50:003
180774999452442,6cyclictest1889070-21turbostat23:00:003
180774999451443,5cyclictest1861366-21turbostat21:40:003
180774999448422,22cyclictest1809654-21turbostat19:15:003
180774999447426,18cyclictest1896002-21turbostat23:20:013
180774999443436,4cyclictest1857896-21turbostat21:30:003
180774499443435,4cyclictest1868309-21turbostat22:04:552
180774999441434,4cyclictest1846835-21turbostat21:00:003
180774099438409,26cyclictest1857896-21turbostat21:34:551
180774999437430,4cyclictest1854140-21turbostat21:24:553
180774999436428,5cyclictest1883886-21turbostat22:45:003
180774999436427,6cyclictest1866573-21turbostat21:55:003
180774499435428,4cyclictest1811877-21turbostat19:24:552
180774499435428,4cyclictest1811877-21turbostat19:24:552
180774999434425,6cyclictest1894271-21turbostat23:15:003
180773299433425,5cyclictest1839870-21turbostat20:44:550
180774999431424,4cyclictest1924310-21turbostat00:40:003
180774999431423,5cyclictest1875231-21turbostat22:20:003
180774099431424,4cyclictest1918821-21turbostat00:29:551
180774099431424,4cyclictest1918821-21turbostat00:29:551
180773299430419,8cyclictest1859633-21turbostat21:39:550
180774999429421,5cyclictest1870037-21turbostat22:05:003
180774499428419,6cyclictest1880427-21turbostat22:39:552
180773299427420,4cyclictest1910151-21turbostat00:04:550
180774999426417,6cyclictest1906680-21turbostat23:50:003
180774999424417,4cyclictest1822249-21turbostat19:49:593
180774499422415,4cyclictest1887352-21turbostat22:59:562
180774499421414,4cyclictest1873501-21turbostat22:19:552
180774499419397,19cyclictest1827449-21turbostat20:09:552
180774999414407,4cyclictest1850332-21turbostat21:14:553
180774999410403,4cyclictest1918821-21turbostat00:25:003
180774499405398,4cyclictest1817079-21turbostat19:39:552
180774999404395,6cyclictest1832953-21turbostat20:20:013
180774499404397,4cyclictest1823987-21turbostat19:59:552
180774499404395,6cyclictest1852059-21turbostat21:19:552
180774999402395,4cyclictest1850332-21turbostat21:10:003
180774999402394,5cyclictest1904952-21turbostat23:45:003
180774999402394,5cyclictest1904952-21turbostat23:45:003
180773299400391,6cyclictest1904952-21turbostat23:49:550
180773299398391,4cyclictest1889070-21turbostat23:04:550
180774999395388,4cyclictest1829181-21turbostat20:10:003
180774999395385,6cyclictest1910151-21turbostat00:00:003
180774099392385,4cyclictest1834675-21turbostat20:29:551
180774999391383,4cyclictest1901499-21turbostat23:35:003
180774999386379,4cyclictest1864816-21turbostat21:50:003
180773299383376,4cyclictest1885621-21turbostat22:54:550
180774499374366,5cyclictest1846835-21turbostat21:04:552
180774499374366,5cyclictest1846835-21turbostat21:04:552
180774999373368,3cyclictest1848589-21turbostat21:05:003
180774999373368,3cyclictest1848589-21turbostat21:05:003
180774999366315,30cyclictest1892535-21turbostat23:10:003
180773299366359,4cyclictest1864816-21turbostat21:54:560
180774999364356,5cyclictest1834675-21turbostat20:25:003
180774999363356,4cyclictest1859633-21turbostat21:35:003
180774099362355,4cyclictest1829181-21turbostat20:14:551
180774099362353,6cyclictest1903232-21turbostat23:44:551
180774099362353,6cyclictest1903232-21turbostat23:44:551
180774499361354,4cyclictest1848589-21turbostat21:09:552
180774999360354,3cyclictest1863092-21turbostat21:45:003
180773299360354,3cyclictest1825723-21turbostat20:04:550
180773299359351,5cyclictest1875231-21turbostat22:24:550
180774999358350,5cyclictest1903232-21turbostat23:40:003
180774499358350,5cyclictest1915354-21turbostat00:19:552
180774999357350,4cyclictest1882155-21turbostat22:40:003
180774999356349,4cyclictest1908412-21turbostat23:55:003
180774099356350,3cyclictest1890815-21turbostat23:09:551
180774099356334,19cyclictest1882155-21turbostat22:44:551
180774999355348,4cyclictest1836405-21turbostat20:30:003
180774999354313,22cyclictest1815341-21turbostat19:30:003
180774999351344,4cyclictest1818800-21turbostat19:40:003
180774499351345,3cyclictest1911894-21turbostat00:09:552
180774499351345,3cyclictest1911894-21turbostat00:09:552
180774099351343,5cyclictest1913618-21turbostat00:14:561
180774099349342,4cyclictest1866573-21turbostat21:59:551
180774099343335,5cyclictest1906680-21turbostat23:54:551
180774999340332,5cyclictest1813611-21turbostat19:24:593
180774999340332,5cyclictest1813611-21turbostat19:24:593
180774099337310,24cyclictest1876966-21turbostat22:29:551
180774099333326,4cyclictest1917094-21turbostat00:24:551
180773299332325,4cyclictest1878687-21turbostat22:34:550
180774999329322,4cyclictest1890815-21turbostat23:05:003
180774999326319,4cyclictest1817079-21turbostat19:35:003
180773299326318,5cyclictest1894271-21turbostat23:19:550
180774999323317,3cyclictest1830914-21turbostat20:15:003
180773299323315,5cyclictest1836405-21turbostat20:34:550
180774999322315,4cyclictest1913618-21turbostat00:10:013
180774999322315,4cyclictest1913618-21turbostat00:10:013
180774999321314,4cyclictest1822249-21turbostat19:54:543
180774999318312,3cyclictest1871763-21turbostat22:10:003
180774999317311,3cyclictest1841607-21turbostat20:45:003
180774099313306,4cyclictest1922572-21turbostat00:39:551
180773299313306,4cyclictest1897731-21turbostat23:29:550
180774099312306,3cyclictest1818800-21turbostat19:44:551
180774999297290,4cyclictest1899453-21turbostat23:30:003
180774999290283,4cyclictest1920557-21turbostat00:30:013
180774999290283,4cyclictest1920557-21turbostat00:30:013
180774999249231,13cyclictest1873501-21turbostat22:15:003
180774999247232,10cyclictest1876966-21turbostat22:25:003
180774999246232,10cyclictest1878687-21turbostat22:30:003
180774999244228,12cyclictest1838144-21turbostat20:35:003
180774999198184,10cyclictest1811877-21turbostat19:20:003
1973991570,96rtkit-daemon0-21swapper/219:06:472
180774999154139,10cyclictest1911894-21turbostat00:05:003
180774999116104,8cyclictest1820526-21turbostat19:45:003
1973991110,7rtkit-daemon1972-21rtkit-daemon21:52:041
180774999110104,4cyclictest1854140-21turbostat21:20:003
1807458210673,23sleep10-21swapper/119:08:531
1807275210674,23sleep00-21swapper/019:06:310
1807258210672,23sleep30-21swapper/319:06:183
183850921030,14sleep013-21ksoftirqd/020:35:120
183850921030,14sleep013-21ksoftirqd/020:35:120
18077449910293,6cyclictest1871763-21turbostat22:14:552
18077409910194,4cyclictest1832953-21turbostat20:24:551
190669721000,6sleep10-21swapper/123:50:001
18077409910089,8cyclictest1908412-21turbostat23:59:551
1807749999790,4cyclictest1868309-21turbostat22:00:013
1807749999588,4cyclictest1880427-21turbostat22:35:003
1807740999588,4cyclictest1870037-21turbostat22:09:551
18471732900,7sleep14497-21PK-Backend21:00:161
18471732900,7sleep14497-21PK-Backend21:00:161
18826322780,5sleep2331rcuc/222:40:142
197399720,21rtkit-daemon1972-21rtkit-daemon20:26:190
197399610,9rtkit-daemon1972-21rtkit-daemon20:19:231
1807732995726,27cyclictest13-21ksoftirqd/020:46:090
197399510,8rtkit-daemon1972-21rtkit-daemon20:53:231
1807744994910,20cyclictest34-21ksoftirqd/219:11:232
180773299490,45cyclictest1972-21rtkit-daemon20:22:180
1807744994811,18cyclictest34-21ksoftirqd/223:10:132
19244252460,19sleep013-21ksoftirqd/000:40:010
1807744994521,20cyclictest1871752-21cron22:09:592
1807744994519,8cyclictest34-21ksoftirqd/200:34:592
1807740994422,19cyclictest1825748-21unin-run20:00:001
18550712430,6sleep24497-21PK-Backend21:20:212
180774499438,19cyclictest34-21ksoftirqd/222:25:232
1807744994331,9cyclictest34-21ksoftirqd/220:46:082
1807744994318,21cyclictest1845796-21/usr/sbin/munin20:55:192
180774499431,21cyclictest438-20systemd-journal19:30:002
180773299437,8cyclictest13-21ksoftirqd/022:25:580
18758912420,16chrt26-21ksoftirqd/122:20:171
18601762420,8sleep20-21swapper/221:35:142
1807744994221,9cyclictest34-21ksoftirqd/223:40:592
1807744994221,9cyclictest34-21ksoftirqd/223:40:592
1807744994221,8cyclictest34-21ksoftirqd/223:26:582
1807744994220,8cyclictest34-21ksoftirqd/223:05:142
180774499421,23cyclictest34-21ksoftirqd/222:25:002
1807732994223,6cyclictest13-21ksoftirqd/021:15:010
1807732994223,14cyclictest1832676-40apt-check20:17:210
180774499415,11cyclictest34-21ksoftirqd/221:53:232
1807744994124,13cyclictest1845106-21munin-run20:55:002
1807744994119,8cyclictest34-21ksoftirqd/223:00:262
1807732994124,12cyclictest438-20systemd-journal19:45:210
1807732994120,8cyclictest13-21ksoftirqd/020:15:010
180774499409,18cyclictest34-21ksoftirqd/221:27:582
1807740994024,12cyclictest1861349-21cron21:40:001
1807732994024,12cyclictest1854143-21munin-plugin-st21:20:000
1807732994023,5cyclictest13-21ksoftirqd/021:25:210
1807732994022,6cyclictest13-21ksoftirqd/019:58:290
1807732994021,6cyclictest13-21ksoftirqd/000:30:010
1807732994021,6cyclictest13-21ksoftirqd/000:30:010
1807732994020,15cyclictest438-20systemd-journal00:09:550
1807732994020,15cyclictest438-20systemd-journal00:09:550
180774499398,13cyclictest34-21ksoftirqd/222:30:242
1807744993919,16cyclictest1910293-21cut00:00:022
180774499391,34cyclictest1837429-21sh20:30:262
180774499391,16cyclictest34-21ksoftirqd/200:25:232
180774499391,16cyclictest34-21ksoftirqd/200:25:232
180774099394,30cyclictest1137-21runrttasks19:50:121
1807740993922,12cyclictest923-21dbus-daemon21:40:211
1807732993929,6cyclictest1917097-21basename00:20:000
1807732993922,13cyclictest13-21ksoftirqd/019:15:290
1807732993921,6cyclictest13-21ksoftirqd/023:06:120
1807732993921,6cyclictest13-21ksoftirqd/021:49:480
1807732993920,6cyclictest13-21ksoftirqd/021:40:220
197399380,27rtkit-daemon4497-21PK-Backend00:22:392
197399380,26rtkit-daemon0-21swapper/222:54:272
180774499389,12cyclictest34-21ksoftirqd/219:40:292
180774499387,9cyclictest34-21ksoftirqd/220:45:022
180774499386,17cyclictest34-21ksoftirqd/223:20:212
180774499385,10cyclictest34-21ksoftirqd/222:50:012
1807744993818,7cyclictest34-21ksoftirqd/200:00:102
180774499381,20cyclictest34-21ksoftirqd/219:45:262
180774499381,11cyclictest34-21ksoftirqd/220:15:202
180773299387,9cyclictest0-21swapper/022:03:090
1807732993822,5cyclictest13-21ksoftirqd/023:00:010
1807732993822,13cyclictest13-21ksoftirqd/019:39:370
1807732993821,5cyclictest13-21ksoftirqd/023:30:190
1807732993821,5cyclictest13-21ksoftirqd/019:20:130
1807732993821,5cyclictest13-21ksoftirqd/019:20:130
197399370,25rtkit-daemon0-21swapper/223:53:372
197399370,25rtkit-daemon0-21swapper/221:30:082
180774499376,9cyclictest34-21ksoftirqd/220:25:272
180774499376,14cyclictest1758370-21kworker/2:020:15:012
180774499371,21cyclictest1903061-21taskset23:38:062
180774499371,20cyclictest1823823-21runrttasks19:53:042
180774499371,18cyclictest1894784-21ls23:15:132
180774499371,12cyclictest34-21ksoftirqd/200:35:222
180774499371,11cyclictest4497-21PK-Backend19:30:152
180774099379,5cyclictest19120472cat00:05:021
180774099372,13cyclictest1829208-21munin-run20:10:021
1807740993720,12cyclictest1815962-21expr19:30:151
180774099371,8cyclictest0-21swapper/122:37:301
1807732993722,11cyclictest1809308-40apt-check19:11:300
1807732993722,10cyclictest1859788-21cat21:35:020
1807732993721,5cyclictest13-21ksoftirqd/021:20:280
1807732993721,5cyclictest13-21ksoftirqd/000:20:210
1807732993721,11cyclictest1847673-21systemd-udevd21:00:260
1807732993721,11cyclictest1847673-21systemd-udevd21:00:260
1807732993720,6cyclictest13-21ksoftirqd/020:07:380
1807732993719,13cyclictest1909047-21df_inode23:55:150
1807732993714,12cyclictest976-21rs:main0
197399360,25rtkit-daemon0-21swapper/221:10:462
18908292361,30sleep11890873-21sed23:05:011
180774499366,9cyclictest34-21ksoftirqd/222:00:022
180774499365,16cyclictest34-21ksoftirqd/223:45:232
180774499362,19cyclictest34-21ksoftirqd/220:39:242
180774499362,19cyclictest34-21ksoftirqd/220:39:242
1807744993616,9cyclictest34-21ksoftirqd/200:12:452
180774499361,19cyclictest1834635-21runrttasks20:24:422
1807740993619,12cyclictest1840789-21tr20:40:221
1807740993616,17cyclictest4497-21PK-Backend19:20:001
1807732993620,13cyclictest13-21ksoftirqd/023:54:410
1807732993620,12cyclictest13-21ksoftirqd/023:10:210
1807732993619,6cyclictest13-21ksoftirqd/020:55:180
1807732993618,6cyclictest13-21ksoftirqd/023:40:140
1807732993618,6cyclictest13-21ksoftirqd/023:40:130
180773299361,16cyclictest1844085-21taskset20:50:200
180774499356,8cyclictest34-21ksoftirqd/220:00:132
180774099351,9cyclictest4497-21PK-Backend19:21:141
180774099351,9cyclictest4497-21PK-Backend19:21:141
1807740993519,12cyclictest1842864-21cat20:45:311
1807740993519,12cyclictest1821800-21cat19:45:291
1807740993512,6cyclictest141rcu_preempt20:00:141
180774099351,13cyclictest4497-21PK-Backend23:24:511
180774099351,10cyclictest0-21swapper/100:09:031
180774099351,10cyclictest0-21swapper/100:09:031
1807732993519,12cyclictest1849588-21ntpq21:05:250
1807732993518,6cyclictest13-21ksoftirqd/022:12:020
1807732993518,6cyclictest13-21ksoftirqd/022:05:110
1807732993517,14cyclictest13-21ksoftirqd/021:59:350
180774499343,18cyclictest34-21ksoftirqd/221:42:342
180774499341,14cyclictest34-21ksoftirqd/223:30:282
180774099346,4cyclictest141rcu_preempt23:40:001
180774099346,23cyclictest1851679-21chrt21:10:301
180774099343,27cyclictest1873500-21apt22:15:001
1807740993428,4cyclictest0-21swapper/120:39:171
1807740993428,4cyclictest0-21swapper/120:39:171
180774099341,9cyclictest4497-21PK-Backend21:18:061
1807740993419,11cyclictest1921010-21gdbus00:30:031
1807740993419,11cyclictest1880449-21systemd-run22:35:001
1807740993419,10cyclictest1849020-21grep21:05:151
1807740993418,12cyclictest1895175-21cat23:15:211
180774099341,10cyclictest4497-21PK-Backend22:52:111
1807732993422,8cyclictest13-21ksoftirqd/000:10:290
1807732993420,10cyclictest923-21dbus-daemon00:35:010
1807732993419,5cyclictest141rcu_preempt19:50:200
1807732993419,11cyclictest1882804-21forks22:40:180
180774099339,5cyclictest141rcu_preempt20:30:321
1807740993318,11cyclictest1915745-21tr00:15:151
1807740993318,11cyclictest1854597-21ls21:20:131
1807740993317,11cyclictest923-21dbus-daemon19:11:311
180774099331,29cyclictest0-21swapper/119:25:481
180774099331,13cyclictest4497-21PK-Backend22:03:091
180774099331,13cyclictest4497-21PK-Backend21:45:591
180773299332,7cyclictest1882155-21turbostat22:40:000
1807732993317,5cyclictest13-21ksoftirqd/023:35:130
1807732993317,5cyclictest13-21ksoftirqd/019:40:210
1807740993218,10cyclictest26-21ksoftirqd/119:35:311
1807740993216,12cyclictest1857606-21pkexec21:26:311
1807740993216,11cyclictest923-21dbus-daemon22:20:011
1807740993216,11cyclictest1899457-21apt-get23:30:021
1807740993215,12cyclictest1900747-21awk23:30:241
180774099321,4cyclictest0-21swapper/122:49:231
180774099321,29cyclictest0-21swapper/120:58:031
1807732993217,11cyclictest1-21systemd22:20:010
1807740993015,10cyclictest1889011-21NetworkManager22:59:261
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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