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2026-01-20 - 07:32
[ 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 rack5slot3.osadl.org (updated Tue Jan 20, 2026 00:50:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1357329663,29sleep70-21swapper/719:08:297
1336028350,29sleep20-21swapper/219:05:272
1347028148,29sleep10-21swapper/119:07:031
44382800,0sleep30-21swapper/323:51:513
1339127945,29sleep50-21swapper/519:05:555
1357927843,30sleep40-21swapper/419:08:344
1345727843,30sleep60-21swapper/619:06:526
1339827744,29sleep30-21swapper/319:06:003
1329027641,29sleep00-21swapper/019:05:250
65362550,0sleep60-21swapper/621:48:496
14112995310,0cyclictest0-21swapper/523:41:515
14110995310,42cyclictest0-21swapper/323:27:033
14112995252,0cyclictest0-21swapper/519:30:115
14107995210,42cyclictest0-21swapper/020:05:120
176412510,0sleep70-21swapper/722:55:287
14111995110,40cyclictest0-21swapper/423:55:004
14113995050,0cyclictest0-21swapper/622:50:176
204882490,0sleep70-21swapper/723:13:047
14114994949,0cyclictest0-21swapper/700:05:357
14114994847,0cyclictest0-21swapper/700:03:097
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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