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2026-02-05 - 08:28
[ 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 50 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
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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