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2024-05-20 - 17:06
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rackbslot4.osadl.org (updated Mon May 20, 2024 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1208299742,65cyclictest30651-21ssh22:23:172
1207799682,60cyclictest12686-21/usr/sbin/munin17:56:061
12082996718,44cyclictest16348-21interrupts21:16:172
12082996712,49cyclictest0-21swapper/220:38:052
1208299655,54cyclictest0-21swapper/220:32:252
1208299653,56cyclictest11710-21iostat_ios21:56:092
1208299652,57cyclictest30773-21switchtime21:36:302
1208299652,57cyclictest20909-21/usr/sbin/munin22:56:232
1208299652,57cyclictest20909-21/usr/sbin/munin22:56:232
1208299645,53cyclictest0-21swapper/222:51:322
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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