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jlogsdon/gist:2924728

Created June 13, 2012 15:19
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gistfile1.rb
#!/usr/bin/env ruby
rrd_out = `rrdtool fetch ./switch01_traffic.rrd AVERAGE`
rrd_out.each do |line|
puts "Some Prefix #{line}"
end
# Outputs:
# Some Prefix Line 1
# Some Prefix Line 2
# Some Prefix Line 3
# Some Prefix Line ...
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