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October 19, 2010
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Parallel HTTP And FTP Through LWP
By Bryan Young
I was recently working on a project where I needed to occasionally download many different files from an internet server all at the same time, then process them as a whole. The normal process caused a serious bottleneck in my code so I set out to find a better way. Where I had been familiar LWP::Simple, I decided to stay within the LWP. This is when I found LWP::Parallel.

The syntax is very similar to LWP, there are just a few small changes to be made. Below is a simple example using LWP::Parallel.

require LWP::Parallel::UserAgent;

use HTTP::Request;

my $requests = [

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