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2026-02-16 - 12:01
[ 290.152] (II) VESA: driver for VESA chipsets: vesa [ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 rack0slot3.osadl.org (updated Mon Feb 16, 2026 00:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27037862371365,4sleep60-21swapper/619:05:2412
270541399362362,0cyclictest0-21swapper/421:18:5910
270541399362362,0cyclictest0-21swapper/400:29:5910
27051752359318,14sleep50-21swapper/519:09:2411
27040162359353,4sleep70-21swapper/719:05:2513
27049472351311,13sleep20-21swapper/219:06:088
27050842350329,14sleep80-21swapper/819:08:0714
27050132344323,15sleep120-21swapper/1219:07:074
27049692344324,14sleep40-21swapper/419:06:2610
27049422344324,14sleep150-21swapper/1519:06:057
27049022343326,11sleep140-21swapper/1419:05:316
27050022341321,14sleep30-21swapper/319:06:579
27050532339318,14sleep130-21swapper/1319:07:395
27050492339318,14sleep90-21swapper/919:07:3515
27050872337328,6sleep100-21swapper/1019:08:092
27051822334314,14sleep110-21swapper/1119:09:313
27049642333314,13sleep00-21swapper/019:06:220
27049462332311,14sleep10-21swapper/119:06:081
270542399286283,3cyclictest2211-21Xorg21:50:596
2705416992860,283cyclictest0-21swapper/722:17:5913
2705416992860,283cyclictest0-21swapper/721:38:0013
2705415992850,283cyclictest0-21swapper/622:46:0012
270542399284280,4cyclictest2211-21Xorg22:34:596
270542399284280,4cyclictest2211-21Xorg22:34:596
270541799284282,2cyclictest2211-21Xorg19:48:0014
270541699284282,2cyclictest3272-21gnome-shell00:30:5913
2705416992840,282cyclictest0-21swapper/722:12:5913
2705416992840,282cyclictest0-21swapper/721:28:5913
2705415992840,282cyclictest0-21swapper/622:57:5912
270541399283280,3cyclictest2211-21Xorg00:25:0010
270542399282279,3cyclictest2211-21Xorg22:51:006
270542399282279,3cyclictest2211-21Xorg21:58:006
270541799282280,2cyclictest2211-21Xorg19:59:5914
270541699282280,2cyclictest3272-21gnome-shell00:38:5913
270541699282280,2cyclictest3272-21gnome-shell00:29:5913
2705414992820,282cyclictest0-21swapper/519:25:5911
2705414992820,282cyclictest0-21swapper/519:12:5911
270540999282280,2cyclictest3272-21gnome-shell19:59:580
270540999282280,2cyclictest3272-21gnome-shell19:38:580
270542399281279,2cyclictest2211-21Xorg22:01:006
270542399281278,3cyclictest2211-21Xorg22:28:006
270542399281278,3cyclictest2211-21Xorg21:34:006
270541399281278,3cyclictest2211-21Xorg00:31:5910
270540999281279,2cyclictest3272-21gnome-shell19:53:580
270541799280278,2cyclictest2211-21Xorg19:53:5914
270541699280278,2cyclictest0-21swapper/723:17:5913
270541699280278,2cyclictest0-21swapper/722:07:5913
270541499280279,1cyclictest0-21swapper/519:24:5811
270540999280278,2cyclictest3272-21gnome-shell20:58:580
270541699279277,2cyclictest0-21swapper/722:38:5913
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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