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Re: [fedora-virt] libguestfs tests running much slower



On Wed, Jul 01, 2009 at 06:23:14PM +0100, Matthew Booth wrote:
> This is only subjective, and could yet be something entirely random on  
> my machine. However, I just pulled changes  
> 3d15f7e652340777514ff30c3cfc560a90b612ec..99e28249d52ca5495b636e14ae3e4387ee62c8fe 
> and now 'make check' runs a *lot* slower. I'm guessing maybe 5-10 times  
> slower. Is it just me?

It turns out that two commands take a lot longer to run
with a virtio backend than with an IDE backend.  They are:

mkfs.ext2
zerofree

At the moment I have no idea why this is.

I'm about to push some very simple command-level profiling
into the daemon.

Rich.

-- 
Richard Jones, Emerging Technologies, Red Hat  http://et.redhat.com/~rjones
virt-p2v converts physical machines to virtual machines.  Boot with a
live CD or over the network (PXE) and turn machines into Xen guests.
http://et.redhat.com/~rjones/virt-p2v


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