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2026-02-11 - 23:49
[ 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 20 highest latencies:
System rack3slot6.osadl.org (updated Wed Feb 11, 2026 12:45:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2819621310,5chrt28195-21ntp_kernel_pll_10:25:290
510221050,5sleep126-21ksoftirqd/109:20:231
22022998163,11cyclictest26-21ksoftirqd/109:00:131
22022998163,11cyclictest26-21ksoftirqd/109:00:121
22022998062,11cyclictest26-21ksoftirqd/111:05:111
22011997636,23cyclictest14-21ksoftirqd/008:15:180
2142827623,44sleep00-21swapper/007:06:090
22022997344,21cyclictest1104-31frcode07:40:141
22011997126,32cyclictest14-21ksoftirqd/012:30:170
2201199706,40cyclictest8919-21grep11:05:010
2201199705,50cyclictest21679-21ntp_states08:35:320
22011997036,22cyclictest14-21ksoftirqd/011:25:140
2155226921,37sleep10-21swapper/107:07:291
22022996842,16cyclictest26-21ksoftirqd/109:10:121
22011996838,16cyclictest14-21ksoftirqd/008:25:150
2202299678,9cyclictest26-21ksoftirqd/107:40:011
22022996740,15cyclictest0-21swapper/112:15:101
22022996740,15cyclictest0-21swapper/112:15:091
22022996737,17cyclictest0-21swapper/107:50:121
2201199675,54cyclictest4904-21apt-get07:50:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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