Add implementation of Rubella::Weighting::PerOverallLoad
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require "rubella/weighting/base"
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module Rubella
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module Weighting
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class PerOverallLoad
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# The Rubella::Weighting::PerOverallValue object summarizes the load of all
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# cores in a time and computes how much load is one percent. Then it uses
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# this as factor to weight the summarized load of every bucket.
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# So your representation will show you the higher load cores more
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# intensive, then the cores with lower load, depending on the current load.
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#
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class PerOverallLoad < Base
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# Creates a output readable list.
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# This list is Array within a subarrays, which contain the buckets for
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# every time value unit.
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#
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# @param input Rubella::Input An input object
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# @return Rubella::Storage
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def parse input
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data = input.data
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# no data, no work
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return [] if data.length == 0
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# prepare data
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data_list = Array.new()
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data.each do |cores|
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# Add all loads to compute how much % is one % load
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load_sum = 0
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cores.each { |core| load_sum = load_sum + core }
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percent_load = 100.0/load_sum
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# every 10 load percent one heatpoint
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i = 0
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data_list << Array.new(buckets) do
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# Select all current cores
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selected_cores = cores.select { |core| core >= i and core < (i+@steps)}
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i = i + @steps
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# add the load of the resulting cores and multiply it with the overall value
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load_sum = 0
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selected_cores.each { |core| load_sum = load_sum + core }
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(load_sum.to_f*percent_load)/100
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end
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end
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Rubella::Storage.new data_list
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end
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end
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end
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