Merge pull request #17312 from bdunne/evm_log_processor

Add a tool to process logs looking for frequency of method calls

tools/log_processing/method_call_processor.rb

@@ -0,0 +1,21 @@
+#!/usr/bin/env ruby
+
+RAILS_ROOT = File.expand_path(File.join(__dir__, %w(.. ..)))
+require 'manageiq-gems-pending'
+require 'miq_logger_processor'
+
+logfile = ARGV.shift if ARGV[0] && File.file?(ARGV[0])
+logfile ||= File.join(RAILS_ROOT, "log/evm.log")
+logfile = File.expand_path(logfile)
+
+puts "Gathering method calls..."
+
+method_call_hash = MiqLoggerProcessor.new(logfile).each_with_object({}) do |line, hash|
+  next unless line.fq_method
+  hash[line.fq_method] ||= 0
+  hash[line.fq_method] += 1
+end
+
+require 'pp'
+
+puts method_call_hash.sort_by { |_key, value| value }.reverse.to_h.pretty_inspect