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2024-04-26 - 10:16
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Data to construct the above plot have been generated using the RT test utility cyclictest.

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 rackeslot4.osadl.org (updated Fri Apr 26, 2024 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1795447994138,2cyclictest2055950-21fwupd22:36:470
1795447993222,9cyclictest514-21in:imuxsock20:40:000
179544799287,10cyclictest2025587-21taskset22:16:100
1795447992815,12cyclictest2110132-21sh23:15:000
1795447992813,6cyclictest60650irq/128-enp0s29f1:rx-023:54:270
1795458992714,3cyclictest2200623-21kworker/u8:0-rpciod00:20:113
179544799273,12cyclictest2225792-21cat00:30:210
1795447992716,10cyclictest1967962-21gltestperf21:40:130
1795447992715,11cyclictest0-21swapper/022:15:000
179544799266,14cyclictest833-21runrttasks21:22:590
179544799254,10cyclictest2137899-21sh23:30:490
1795447992516,8cyclictest1869149-21munin-run20:20:000
1795447992513,11cyclictest2125664-21fschecks_count23:25:130
179544799244,9cyclictest1933389-21kthreadcore21:15:220
1795447992412,11cyclictest1827270-21sh19:40:000
1795449992320,2cyclictest2182560-21needreboot00:00:201
1795449992319,2cyclictest2208999-21irqcore00:20:151
179544799236,8cyclictest1951057-21sh21:27:390
1795447992312,9cyclictest0-21swapper/020:30:000
1795447992310,11cyclictest0-21swapper/000:29:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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