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2024-07-27 - 07:10
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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 Sat Jul 27, 2024 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1666751993836,1cyclictest2069328-21kworker/0:0+pm00:11:350
1666755993230,1cyclictest2075043-21fwupd00:11:341
166676099267,8cyclictest0-21swapper/322:41:463
166676099266,11cyclictest1710836-21cut19:50:183
1666757992616,8cyclictest0-21swapper/221:20:122
1666760992516,7cyclictest0-21swapper/322:15:003
1666757992517,7cyclictest502-21dbus-daemon20:10:002
1666757992517,7cyclictest502-21dbus-daemon20:10:002
1666760992416,6cyclictest0-21swapper/300:05:003
166676099237,6cyclictest1793154-21diskmemload21:51:303
166676099236,7cyclictest2036871-21kworker/u8:3+xprtiod23:54:133
166676099234,9cyclictest1898060-21kworker/u8:1+xprtiod22:17:473
1666760992320,2cyclictest2110318-21kthreadcore00:35:183
1666760992315,7cyclictest513-21systemd-logind22:35:013
1666757992317,4cyclictest1703496-21cron19:45:002
166676099223,9cyclictest1929817-21kworker/u8:0+nfsiod23:27:543
1666760992214,7cyclictest2069899-21fschecks_time00:10:153
1666757992213,7cyclictest0-21swapper/222:05:312
1666760992112,7cyclictest0-21swapper/323:40:143
1666757992118,2cyclictest1784024-21kthreadcore21:00:212
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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