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2024-04-26 - 17:08
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack4slot2.osadl.org (updated Fri Apr 26, 2024 12:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
745012040,0irq/46-4a10000029536-1kworker/u3:107:08:240
299789912453,0cyclictest0-21swapper11:13:400
299789912441,0cyclictest0-21swapper08:28:100
299789912440,0cyclictest0-21swapper09:58:540
299789912439,0cyclictest0-21swapper10:39:050
299789912343,0cyclictest9689-21runrttasks12:30:130
299789912342,0cyclictest0-21swapper08:40:500
299789912336,0cyclictest9121-21/usr/sbin/munin07:40:560
299789912335,0cyclictest0-21swapper09:29:290
299789912333,0cyclictest5515-21sshd09:07:470
299789912252,0cyclictest0-21swapper11:35:560
299789912242,0cyclictest5689-21/usr/sbin/munin07:30:400
299789912242,0cyclictest0-21swapper11:15:410
299789912241,0cyclictest0-21swapper10:16:260
299789912241,0cyclictest0-21swapper08:10:360
299789912240,0cyclictest25901-21/usr/sbin/munin11:41:240
299789912231,0cyclictest1548-21sendmail-msp07:20:040
29978991219,0cyclictest11107-21apt-get11:00:150
299789912144,0cyclictest7350irq/45-4a10000011:20:090
299789912142,0cyclictest0-21swapper11:34:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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