** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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https://bugs.launchpad.net/bugs/1100843
Title:
Live Migration Causes Performance Issues
Status in QEMU:
New
Sta
I used this handy tool to run system call preliminary benchmarks:
http://code.google.com/p/byte-unixbench/
In a nutshell, what I found is a confirmation that live migration does indeed
degrade performance on precise KVM.
I hope the below results help narrow down this critical problem to event
I have a few VMs (precise) that process high-volume transaction jobs
each night. After I've done a live-migrate operation to replace faulty
power supply on a bare-metal server, we encountered sluggish performance
on the migrated VMs, significant higher CPU is recorded in particular,
where the same
