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2026-03-04 - 15:54
[ 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 Wed Mar 04, 2026 12:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
367947299112103,7cyclictest3770327-21latency_hist11:50:001
36794729910393,7cyclictest3729772-21latency_hist09:45:011
3679470998979,7cyclictest3702192-21latency_hist08:20:010
3679470998677,6cyclictest3692391-21latency_hist07:50:020
3679470998376,5cyclictest3757076-21latency_hist11:10:000
3679472997970,7cyclictest3772408-21/usr/sbin/munin11:55:231
3679470997971,6cyclictest3710420-21latency_hist08:45:010
3679472997666,8cyclictest266-21systemd-journal09:35:001
3679472997366,5cyclictest3776953-21apt-get12:10:001
3679472997063,5cyclictest3690809-21latency_hist07:45:021
3679470996963,4cyclictest3747272-21latency_hist10:40:010
3679470996760,5cyclictest3724733-21latency_hist09:30:010
3679476996561,2cyclictest0-21swapper/207:28:582
3679470996556,7cyclictest3719931-21kworker/u8:0+flush-179:010:30:210
3679470996455,7cyclictest3753627-21apt-get11:00:010
3679470996452,7cyclictest3673278-21kworker/u8:0+flush-179:007:50:020
3679472996353,8cyclictest3699014-21latency_hist08:10:011
3679472996351,11cyclictest3764366-21kworker/u8:0+flush-179:012:40:001
3679470996253,6cyclictest3723148-21latency_hist09:25:010
3679478996157,2cyclictest0-21swapper/307:28:593
3679472996151,8cyclictest266-21systemd-journal10:20:001
3679470996154,6cyclictest3726299-21kworker/u8:3+flush-179:009:45:210
3679470996153,6cyclictest3685751-21apt-get07:30:000
3679470996153,6cyclictest266-21systemd-journal12:24:550
3679470996152,7cyclictest3697431-21latency_hist08:05:020
3679470996049,9cyclictest3687843-21apt-get07:35:110
3679470996039,18cyclictest1-21systemd10:07:330
3679472995952,5cyclictest3704055-21latency_hist08:25:011
3679472995951,7cyclictest3692886-21kworker/u8:2+flush-179:007:50:211
3679470995848,8cyclictest266-21systemd-journal12:20:010
3679476995652,3cyclictest0-21swapper/207:52:002
3679470995643,12cyclictest3705686-21kworker/u8:3+flush-179:009:00:150
3679472995549,5cyclictest714-21Xorg07:40:001
3679470995545,8cyclictest3719931-21kworker/u8:0+flush-179:010:25:010
367947099551,39cyclictest3766896-21sendmail-msp11:40:000
3679472995347,4cyclictest266-21systemd-journal10:28:591
3679472995344,7cyclictest3749106-21/usr/sbin/munin10:45:221
3679472995343,8cyclictest3719996-21kworker/u8:2+flush-179:009:25:011
3679470995346,6cyclictest3744325-21kworker/u8:1+flush-179:010:45:190
3679472995244,6cyclictest3763702-21latency_hist11:30:001
3679472995242,8cyclictest3679346-21latency_hist07:10:011
3679470995235,15cyclictest266-21systemd-journal11:24:050
3679472995144,5cyclictest3707227-21latency_hist08:35:011
367947099510,38cyclictest3783592-21turbostat12:34:560
3679472995042,6cyclictest3737723-21latency_hist10:10:011
3679470995044,4cyclictest3739309-21latency_hist10:15:010
3679470995044,4cyclictest3705686-21kworker/u8:3+flush-179:008:45:220
3679470995043,6cyclictest266-21systemd-journal07:25:000
3679470995035,12cyclictest3732943-21latency_hist09:55:000
3679478994947,1cyclictest0-21swapper/307:51:593
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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