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2026-01-26 - 20:49
[ 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 rackeslot6.osadl.org (updated Mon Jan 26, 2026 12:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
943372999581,11cyclictest266-21systemd-journal09:45:010
943372999473,18cyclictest1019729-21/usr/sbin/munin11:05:230
943372999384,7cyclictest962983-21latency_hist08:10:010
943372999384,7cyclictest962983-21latency_hist08:10:000
943372999080,7cyclictest1044100-21latency_hist12:20:020
943372999080,7cyclictest1044100-21latency_hist12:20:010
943375998376,5cyclictest951296-21latency_hist07:35:011
943372998272,7cyclictest1009908-21kworker/u8:0+flush-179:011:33:080
943375998075,4cyclictest1019138-21kworker/u8:3+flush-179:011:30:001
943375997866,9cyclictest266-21systemd-journal11:32:591
943372997871,5cyclictest952866-21kworker/u8:1+events_unbound08:00:020
943372997871,5cyclictest952866-21kworker/u8:1+events_unbound08:00:020
943375997667,7cyclictest974394-21latency_hist08:45:011
943375997667,6cyclictest1009672-21latency_hist10:35:011
943375997568,5cyclictest948119-21latency_hist07:25:001
943372997566,7cyclictest981024-21latency_hist09:05:010
943375997165,5cyclictest952866-21kworker/u8:1+flush-179:007:45:241
943375997164,5cyclictest1000364-21/usr/sbin/munin10:05:241
943372997161,8cyclictest1016533-21/usr/sbin/munin10:55:210
943372996963,4cyclictest982642-21kworker/u8:0+flush-179:009:25:260
943375996862,4cyclictest1014457-21apt-get10:50:031
943375996860,6cyclictest1000127-21latency_hist10:05:011
943372996861,5cyclictest970920-21kworker/u8:3+flush-179:009:10:010
943372996861,5cyclictest1024273-21latency_hist11:20:010
943372996855,10cyclictest1004898-21latency_hist10:20:000
943375996660,5cyclictest950746-21kworker/u8:2+flush-179:007:35:211
943375996659,5cyclictest1035872-21latency_hist11:55:021
943375996656,8cyclictest266-21systemd-journal09:50:011
943375996559,4cyclictest1042529-21kworker/u8:1+flush-179:012:25:181
943375996555,8cyclictest510-21rs:main1
943375996457,5cyclictest1019138-21kworker/u8:3+flush-179:011:15:171
943375996253,7cyclictest966417-21/usr/sbin/munin08:20:241
94338099610,1cyclictest0-21swapper/309:06:593
943372996051,6cyclictest266-21systemd-journal09:23:520
943372995950,7cyclictest976238-21latency_hist08:50:010
943372995945,12cyclictest266-21systemd-journal11:40:490
943375995853,4cyclictest982642-21kworker/u8:0+flush-179:009:20:241
943375995853,4cyclictest1034321-21kworker/u8:0+flush-179:012:15:011
943375995850,4cyclictest1019138-21kworker/u8:3+flush-179:011:35:191
943372995850,6cyclictest998775-21/usr/sbin/munin10:00:240
943375995751,4cyclictest1009927-21apt-get10:35:121
943372995748,7cyclictest971741-21diskstats08:35:170
943372995747,8cyclictest957938-21apt-get07:55:110
943372995747,8cyclictest943594-21apt-get07:10:100
943375995647,7cyclictest940346-21kworker/u8:0+events_unbound07:10:121
943372995650,4cyclictest1042529-21kworker/u8:1+events_unbound12:30:010
943375995543,10cyclictest266-21systemd-journal11:50:011
943375995542,10cyclictest266-21systemd-journal12:05:001
943372995548,6cyclictest940346-21kworker/u8:0+flush-179:007:20:000
943375995445,6cyclictest1042529-21kworker/u8:1+flush-179:012:35:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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