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2026-02-25 - 13:21
[ 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
Characteristics of the 50 highest latencies:
System rackdslot0.osadl.org (updated Wed Feb 25, 2026 00:45:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2833099213,3cyclictest0-21swapper/223:58:422
2833099212,18cyclictest28-21ksoftirqd/222:46:102
2832699217,13cyclictest0-21swapper/122:09:111
2832499210,20cyclictest843-21systemd-network20:47:040
2832499210,17cyclictest0-21swapper/022:17:560
2833099203,2cyclictest24230-21cron20:55:012
28330992016,3cyclictest3076-21iscsid21:45:162
28330992016,3cyclictest3058-21rs:main2
2832699206,13cyclictest0-21swapper/123:09:171
2832699204,15cyclictest0-21swapper/123:50:241
2832699204,15cyclictest0-21swapper/123:27:091
28326992015,3cyclictest111rcu_preempt19:10:511
2832699200,6cyclictest426-21systemd-udevd22:56:511
2832499202,9cyclictest0-21swapper/019:35:010
2833099192,2cyclictest32338-21switchtime20:10:212
28330991917,1cyclictest0-21swapper/221:15:212
28330991913,5cyclictest426-21systemd-udevd22:36:512
2833099190,18cyclictest0-21swapper/222:33:442
28326991919,0cyclictest0-21swapper/100:15:271
28326991917,1cyclictest201rcuc/121:09:021
2832699191,17cyclictest2523-21nvmesmart_nvme020:15:181
2832699190,18cyclictest4528-21cat19:25:001
2832699190,17cyclictest12528-21postgres23:25:001
2832499193,15cyclictest24389-21sshd22:47:190
28324991915,3cyclictest4364-21smtp19:23:510
28324991914,1cyclictest111rcu_preempt21:25:180
2833099182,2cyclictest27874-21wc21:00:142
28330991815,1cyclictest0-21swapper/220:38:432
28330991814,3cyclictest1526-21lxd21:14:482
2833099181,16cyclictest455-21plymouthd19:20:592
2833099181,16cyclictest2846-21smtpd00:03:562
2833099181,16cyclictest17727-21grep19:45:192
2833099181,15cyclictest870-21systemd-logind21:40:202
2832699182,15cyclictest21-21ksoftirqd/119:40:121
2832699182,15cyclictest21-21ksoftirqd/119:20:011
28326991817,1cyclictest0-21swapper/122:31:041
28326991816,1cyclictest23673-21expr20:50:191
28326991816,1cyclictest201rcuc/123:00:161
28326991816,1cyclictest201rcuc/120:55:221
28326991815,2cyclictest15952-21gpg-connect-age20:40:011
28326991814,3cyclictest0-21swapper/122:42:171
2832699181,16cyclictest14918-21chrt20:37:581
2832699180,17cyclictest0-21swapper/121:53:501
2832499183,1cyclictest0-21swapper/022:20:450
28324991816,1cyclictest0-21swapper/023:23:240
28324991811,6cyclictest870-21systemd-logind21:46:520
2832499180,16cyclictest3449-21grep22:10:140
2832499180,16cyclictest1486-21snapd20:40:090
28330991715,1cyclictest9279-21awk21:25:012
28330991715,1cyclictest242962sleep219:56:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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