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2026-02-27 - 08:46
[ 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 Fri Feb 27, 2026 00:44:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
179637999478456,19cyclictest1865021-21turbostat22:29:553
179637999463455,5cyclictest1886110-21turbostat23:25:003
179637999463455,5cyclictest1886110-21turbostat23:25:003
179637999461454,4cyclictest1875703-21turbostat22:55:013
179637999461454,4cyclictest1835483-21turbostat21:04:563
179637999461452,6cyclictest1902349-21turbostat00:10:003
179636999461454,4cyclictest1868488-21turbostat22:39:550
179637999459452,4cyclictest1842414-21turbostat21:24:563
179637999457450,4cyclictest1815847-21turbostat20:05:003
179637499455447,5cyclictest1893337-21turbostat23:49:552
179637499455447,5cyclictest1893337-21turbostat23:49:552
179637999454445,6cyclictest1882624-21turbostat23:15:013
179637499454447,4cyclictest1824797-21turbostat20:34:542
179637999453446,4cyclictest1898567-21turbostat00:04:553
179637999452445,4cyclictest1838944-21turbostat21:14:543
179637999451443,5cyclictest1849381-21turbostat21:39:593
179637999450443,4cyclictest1884385-21turbostat23:20:013
179637999449442,4cyclictest1886110-21turbostat23:29:563
179637999449442,4cyclictest1886110-21turbostat23:29:553
179637499449412,22cyclictest1880895-21turbostat23:14:542
179637999446438,5cyclictest1880895-21turbostat23:09:593
179637999446438,5cyclictest1856362-21turbostat22:04:543
179637499443435,5cyclictest1810656-21turbostat19:54:562
179637499443435,5cyclictest1810656-21turbostat19:54:562
179637299443436,4cyclictest1870217-21turbostat22:44:561
179637299443436,4cyclictest1870217-21turbostat22:44:561
179637999442434,5cyclictest1904075-21turbostat00:15:003
179637999442434,5cyclictest1904075-21turbostat00:14:593
179637999441433,5cyclictest1823068-21turbostat20:29:553
179637999440433,4cyclictest1817881-21turbostat20:14:553
179637999440432,5cyclictest1875703-21turbostat22:59:563
179637499439432,4cyclictest1911003-21turbostat00:39:552
179637999437430,4cyclictest1863289-21turbostat22:24:543
179637999436429,4cyclictest1808916-21turbostat19:49:563
179637999436428,5cyclictest1854630-21turbostat21:55:003
179637999436427,5cyclictest1821329-21turbostat20:19:593
179637999436427,5cyclictest1821329-21turbostat20:19:593
179637999430423,4cyclictest1803719-21turbostat19:30:013
179637999430422,5cyclictest1852856-21turbostat21:50:013
179637299430423,4cyclictest1851104-21turbostat21:49:551
179637999429404,21cyclictest1805458-21turbostat19:34:593
179637299427416,8cyclictest1826544-21turbostat20:39:551
179637999424416,5cyclictest1889874-21turbostat23:35:003
179637999423413,6cyclictest1868488-21turbostat22:35:013
179637499423415,5cyclictest1847644-21turbostat21:39:542
179637999422415,4cyclictest1833747-21turbostat20:59:563
179637999420412,5cyclictest1898567-21turbostat00:00:013
179637299420413,4cyclictest1814103-21turbostat20:04:551
179637999418411,4cyclictest1873672-21turbostat22:49:593
179637999418411,4cyclictest1828264-21turbostat20:44:553
179637999416409,4cyclictest1863289-21turbostat22:19:593
179637999416409,4cyclictest1863289-21turbostat22:19:593
179637999416400,13cyclictest1871942-21turbostat22:44:593
179637999416400,13cyclictest1871942-21turbostat22:44:593
179637499415408,4cyclictest1902349-21turbostat00:14:552
179637499415408,4cyclictest1902349-21turbostat00:14:552
179637999412392,17cyclictest1847644-21turbostat21:34:593
179637999408400,5cyclictest1845913-21turbostat21:30:003
179637999405396,6cyclictest1807186-21turbostat19:44:553
179637999403396,4cyclictest1807186-21turbostat19:39:593
179637999402395,4cyclictest1859822-21turbostat22:14:563
179637999402395,4cyclictest1838944-21turbostat21:10:003
179637999402395,4cyclictest1838944-21turbostat21:09:593
179637999402395,4cyclictest1812381-21turbostat19:59:553
179637999402393,6cyclictest1832021-21turbostat20:54:543
179637499396389,4cyclictest1891605-21turbostat23:44:562
179637999392385,4cyclictest1877441-21turbostat23:04:553
179637999392385,4cyclictest1877441-21turbostat23:04:553
179637999392380,8cyclictest1842414-21turbostat21:20:013
179637999391383,5cyclictest1812381-21turbostat19:55:013
179637999391383,5cyclictest1812381-21turbostat19:55:003
179637499388381,4cyclictest1896833-21turbostat23:59:552
179637999386379,4cyclictest1907544-21turbostat00:25:013
179637999386378,5cyclictest1895105-21turbostat23:54:553
179637999384377,4cyclictest1911003-21turbostat00:35:003
179637999383376,4cyclictest1832021-21turbostat20:49:593
179637999378370,5cyclictest1859822-21turbostat22:10:013
179637999377359,15cyclictest1823068-21turbostat20:24:593
179637499373346,24cyclictest1844140-21turbostat21:29:562
179637999369361,5cyclictest1802000-21turbostat19:25:013
179636999369362,4cyclictest1909268-21turbostat00:34:550
179637999368351,14cyclictest1907544-21turbostat00:29:553
179637499367360,4cyclictest1819600-21turbostat20:19:562
179637499367360,4cyclictest1819600-21turbostat20:19:552
179637999365359,3cyclictest1798038-21turbostat19:14:593
179637999363356,5cyclictest1891605-21turbostat23:40:013
179637299363355,5cyclictest1798038-21turbostat19:19:551
179637999361353,6cyclictest1905805-21turbostat00:20:003
179637499361354,4cyclictest1889874-21turbostat23:39:552
179637999356349,4cyclictest1849381-21turbostat21:44:553
179637999356349,4cyclictest1826544-21turbostat20:35:013
179637999353347,3cyclictest1815847-21turbostat20:09:553
179637499351344,4cyclictest1829978-21turbostat20:49:552
179637499337329,5cyclictest1845913-21turbostat21:34:562
179637499333326,4cyclictest1858095-21turbostat22:09:542
179637499330324,3cyclictest1805458-21turbostat19:39:542
179637999328322,3cyclictest1828264-21turbostat20:40:013
179637999327321,3cyclictest1895105-21turbostat23:50:003
179637999327321,3cyclictest1895105-21turbostat23:49:593
179637299323317,3cyclictest1904075-21turbostat00:19:541
179637999319312,4cyclictest1870217-21turbostat22:40:003
179637499315309,3cyclictest1796251-21turbostat19:14:542
179637999232217,11cyclictest1912730-21turbostat00:39:593
179636999191182,6cyclictest1905805-21turbostat00:24:540
179637999177169,5cyclictest1856362-21turbostat21:59:593
187917521260,5sleep2331rcuc/223:05:012
187917521260,5sleep2331rcuc/223:05:012
1796099210773,23sleep30-21swapper/319:08:143
1795912210774,23sleep00-21swapper/019:05:490
1795940210674,22sleep20-21swapper/219:06:132
1795928210675,21sleep10-21swapper/119:06:031
1796379999891,4cyclictest1893337-21turbostat23:45:003
18684752960,6sleep0974-21in:imuxsock22:35:010
1796379999689,4cyclictest1800265-21turbostat19:20:003
18746792900,7sleep24497-21PK-Backend22:50:192
18553662730,6sleep00-21swapper/021:55:190
197399620,10rtkit-daemon1972-21rtkit-daemon21:53:421
197399600,9rtkit-daemon1972-21rtkit-daemon19:31:181
197399580,9rtkit-daemon1972-21rtkit-daemon20:09:181
197399580,9rtkit-daemon1972-21rtkit-daemon19:36:491
1796374995818,11cyclictest1807728-21expr19:40:152
197399570,9rtkit-daemon1972-21rtkit-daemon21:43:011
197399570,9rtkit-daemon1972-21rtkit-daemon20:49:021
18907962570,8sleep14497-21PK-Backend23:35:221
1796374995518,9cyclictest1834536-21cat20:55:192
1796374995514,11cyclictest1854784-21wc21:55:032
1796374995419,10cyclictest34-21ksoftirqd/222:30:002
1796374995418,8cyclictest1804720-21tr19:30:222
179637499541,21cyclictest438-20systemd-journal00:19:592
1796374995318,7cyclictest1877430-21latency_hist23:00:032
1796374995316,9cyclictest1800014-21cron19:16:592
1796374995316,11cyclictest1910313-21awk00:30:292
1796374995313,11cyclictest1889639-21seq23:32:162
1796374995313,11cyclictest1856936-21expr22:00:142
1796374995313,11cyclictest1822204-21cat20:20:232
1796374995218,6cyclictest1810653-21latency_hist19:50:012
1796374995217,8cyclictest1900306-21latency_hist00:05:022
1796374995217,7cyclictest1864805-21sshd22:22:302
1796374995213,10cyclictest1851178-21wc21:45:012
1796374995119,7cyclictest1802739-21irqstats19:25:212
1796374995117,9cyclictest1886242-21sed23:25:022
1796374995117,9cyclictest1886242-21sed23:25:022
1796374995114,11cyclictest1886689-21cpuspeed23:25:122
1796374995114,11cyclictest1886689-21cpuspeed23:25:122
1796374995112,12cyclictest1879845-21basename23:05:182
1796374995015,10cyclictest1863268-21cron22:20:002
1796374995015,10cyclictest1863268-21cron22:20:002
1796374994917,6cyclictest1819606-21latency_hist20:15:022
1796374994820,6cyclictest1900725-21apt-config00:05:032
1796374994627,16cyclictest0-21swapper/222:30:082
1796374994525,4cyclictest0-21swapper/220:27:142
18308902440,5sleep0161rcuc/020:45:170
1796369994424,15cyclictest1888769-21df23:30:140
18729532430,7sleep24497-21PK-Backend22:45:242
1796374994326,4cyclictest4497-21PK-Backend20:35:412
1796374994322,4cyclictest0-21swapper/223:53:002
1796372994322,16cyclictest1837424-21date21:05:021
1796369994323,6cyclictest141rcu_preempt21:28:320
1796374994124,12cyclictest438-20systemd-journal19:55:292
1796372994115,22cyclictest1874956-40lsb_release22:50:251
1796369994124,13cyclictest1817093-21ntp_kernel_pll_20:05:230
1796369994123,12cyclictest956-21systemd-logind23:49:330
1796369994123,12cyclictest956-21systemd-logind23:49:320
1796369994118,18cyclictest1898597-40updatedb.mlocat00:00:020
1796374994023,12cyclictest1816958-21grep20:05:212
1796372994023,5cyclictest26-21ksoftirqd/100:40:011
1796372994023,13cyclictest1908549-21ntp_states00:25:231
179636999409,18cyclictest13-21ksoftirqd/019:17:320
1796369994030,6cyclictest1905791-21cron00:20:000
1796369994025,11cyclictest1888122-21cron23:30:000
1796369994025,11cyclictest1888122-21cron23:29:590
179636999401,34cyclictest438-20systemd-journal20:24:550
1796369993924,11cyclictest923-21dbus-daemon23:16:330
18611692380,6chrt0-21swapper/022:10:290
1796374993822,12cyclictest923-21dbus-daemon20:05:002
1796374993822,11cyclictest438-20systemd-journal21:09:562
1796374993822,11cyclictest438-20systemd-journal21:09:562
1796372993822,12cyclictest1832993-21awk20:50:231
179636999388,17cyclictest13-21ksoftirqd/000:09:500
1796369993816,18cyclictest1819610-21munin-run20:15:000
179636999381,13cyclictest18250012cut20:30:020
1796369993810,7cyclictest17967672grep19:10:140
18031352370,12chrt13-21ksoftirqd/019:25:290
1796374993725,8cyclictest1907528-21sh00:25:012
1796374993721,11cyclictest1836506-21open_files21:00:262
1796374993720,12cyclictest438-20systemd-journal00:26:312
1796374993712,21cyclictest0-21swapper/221:50:012
1796372993726,7cyclictest1801150-21cat19:20:211
1796372993724,10cyclictest26-21ksoftirqd/121:35:271
179637299371,10cyclictest4497-21PK-Backend23:49:511
179637299371,10cyclictest4497-21PK-Backend23:49:501
179636999377,17cyclictest13-21ksoftirqd/022:09:250
179636999375,11cyclictest13-21ksoftirqd/019:59:010
1796369993711,6cyclictest141rcu_preempt19:40:010
197399360,30rtkit-daemon0-21swapper/119:28:191
197399360,29rtkit-daemon0-21swapper/120:20:331
179637499362,7cyclictest1843419-21ntp_states21:20:242
1796372993626,7cyclictest1137-21runrttasks20:30:401
1796372993623,9cyclictest2092-21JS10:49:101
179636999368,6cyclictest141rcu_preempt23:05:000
179636999368,6cyclictest141rcu_preempt23:05:000
179636999364,11cyclictest13-21ksoftirqd/023:51:320
179636999364,11cyclictest13-21ksoftirqd/022:27:240
1796369993620,12cyclictest1810635-21cron19:50:010
1796369993620,11cyclictest1873992-21apt-key22:50:020
1796369993618,13cyclictest1876551-21memory22:55:220
1796369993614,6cyclictest141rcu_preempt00:10:220
1796369993614,6cyclictest141rcu_preempt00:10:210
1796374993519,12cyclictest1861495-21sshd22:14:302
1796374993518,13cyclictest1842078-21seq21:15:592
1796372993527,5cyclictest4497-21PK-Backend23:42:311
1796372993527,5cyclictest4497-21PK-Backend23:32:111
1796372993526,6cyclictest1878350-21tail23:00:231
1796372993526,6cyclictest1878350-21tail23:00:221
1796372993526,5cyclictest0-21swapper/121:06:101
1796372993526,5cyclictest0-21swapper/121:06:091
179637299351,9cyclictest4497-21PK-Backend22:09:241
1796372993519,11cyclictest1797565-21grep19:10:291
1796372993515,8cyclictest1828650-21grep20:40:101
179637299351,30cyclictest4497-21PK-Backend22:12:451
179636999356,10cyclictest13-21ksoftirqd/020:19:410
179636999356,10cyclictest13-21ksoftirqd/020:19:410
1796369993520,11cyclictest1850610-21cat21:40:300
1796369993520,11cyclictest1811990-21awk19:50:280
1796369993520,11cyclictest1811990-21awk19:50:270
1796369993518,13cyclictest1862402-21memory22:15:220
1796369993518,13cyclictest1862402-21memory22:15:220
179636999351,29cyclictest1829252-21ntpq20:40:210
18901902340,4sleep00-21swapper/023:35:130
1796374993418,12cyclictest1829982-21apt-get20:45:002
1796374993417,12cyclictest1801586-21cat19:20:292
1796372993426,5cyclictest4497-21PK-Backend22:19:011
1796372993426,5cyclictest4497-21PK-Backend22:19:001
1796372993423,8cyclictest1885316-21needreboot23:20:221
1796372993423,8cyclictest1885316-21needreboot23:20:211
179637299341,30cyclictest0-21swapper/123:17:101
179637299341,29cyclictest4497-21PK-Backend22:29:581
179636999343,14cyclictest141rcu_preempt19:40:280
1796369993420,10cyclictest1870533-21cat22:40:120
1796369993420,10cyclictest1870533-21cat22:40:120
1796369993418,12cyclictest1815836-21apt-get20:05:010
1796369993418,11cyclictest1892274-21idleruntime23:40:180
1796369993417,12cyclictest1800766-21cat19:20:140
1796369993416,5cyclictest141rcu_preempt00:05:010
1796374993321,9cyclictest1833760-21basename20:54:592
179637299334,12cyclictest26-21ksoftirqd/122:33:441
1796372993326,5cyclictest0-21swapper/123:54:041
1796372993322,7cyclictest1907531-21latency_hist00:25:001
1796372993322,6cyclictest26-21ksoftirqd/121:11:181
1796372993319,10cyclictest1901719-21sensors00:05:281
1796372993318,10cyclictest1886520-21dpkg23:25:031
1796372993318,10cyclictest1886520-21dpkg23:25:021
179637299331,4cyclictest4497-21PK-Backend19:48:541
179637299331,29cyclictest4497-21PK-Backend22:22:091
179637299331,29cyclictest4497-21PK-Backend21:32:261
179637299331,29cyclictest4497-21PK-Backend19:42:591
179637299331,29cyclictest0-21swapper/123:11:141
179636999334,9cyclictest141rcu_preempt21:20:300
1796369993322,7cyclictest1137-21runrttasks20:35:180
1796369993319,10cyclictest1881455-21seq23:10:140
1796369993319,10cyclictest1879969-21sed23:05:210
1796369993319,10cyclictest1852519-21seq21:46:110
1796369993318,11cyclictest1856962-21seq22:00:150
1796369993318,11cyclictest1837311-21sed21:05:020
1796369993318,10cyclictest1840942-21awk21:15:120
1796369993317,12cyclictest1848689-21pluginstate21:35:250
1796369993317,11cyclictest1838259-21awk21:05:230
1796369993317,11cyclictest1838259-21awk21:05:230
1796374993225,4cyclictest0-21swapper/221:55:072
1796374993221,7cyclictest1870604-21tr22:40:132
1796374993221,7cyclictest1870604-21tr22:40:122
179637499321,29cyclictest0-21swapper/222:39:322
179637299326,13cyclictest141rcu_preempt22:02:151
1796372993225,4cyclictest4497-21PK-Backend20:16:261
1796372993225,4cyclictest4497-21PK-Backend20:16:261
1796372993223,5cyclictest26-21ksoftirqd/123:05:271
1796372993220,8cyclictest1818622-21kernelversion20:10:201
1796372993218,10cyclictest1899273-21basename00:00:201
1796372993218,10cyclictest1841904-21grep21:15:301
1796372993217,11cyclictest1842728-21awk21:20:121
1796372993215,5cyclictest26-21ksoftirqd/123:00:011
179637299321,4cyclictest4497-21PK-Backend20:56:081
179637299321,28cyclictest4497-21PK-Backend19:58:371
179637299321,28cyclictest0-21swapper/121:25:511
179637299321,28cyclictest0-21swapper/120:27:411
179636999328,6cyclictest141rcu_preempt00:39:590
1796369993223,5cyclictest13-21ksoftirqd/021:33:060
1796369993222,6cyclictest13-21ksoftirqd/022:23:000
1796369993219,10cyclictest1909253-21cron00:30:000
1796369993218,10cyclictest1825996-21sed20:30:310
1796369993216,12cyclictest1853420-21expr21:50:140
1796369993214,14cyclictest1874587-40apt-check22:50:220
1796374993116,11cyclictest1840177-21ls21:10:282
179637499311,27cyclictest0-21swapper/223:17:212
1796372993120,7cyclictest1872179-21/usr/sbin/munin22:45:251
1796372993120,6cyclictest26-21ksoftirqd/123:55:271
1796372993120,6cyclictest26-21ksoftirqd/122:00:001
179636999314,13cyclictest141rcu_preempt21:10:210
1796369993117,10cyclictest1885221-21seq23:20:190
1796369993117,10cyclictest1885221-21seq23:20:190
179637299301,4cyclictest0-21swapper/100:31:561
179636999302,14cyclictest141rcu_preempt20:55:080
1796369993016,10cyclictest1832433-21grep20:50:130
179636999301,12cyclictest141rcu_preempt19:34:590
1796372992920,5cyclictest26-21ksoftirqd/119:50:441
1796372992920,5cyclictest26-21ksoftirqd/119:50:431
179637299287,5cyclictest141rcu_preempt00:10:181
179637299287,5cyclictest141rcu_preempt00:10:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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