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# File 'lib/dike.rb', line 82
def finger options = {}
Thread.critical = true
begin
GC.start
count, code = :remembered
Ignore.transaction do
count = Hash.new 0
ignore count
code = Hash.new do |h,k|
sh = Hash.new 0
ignore sh
h[k] = sh
end
ignore code
ObjectSpace.each_object(filter) do |object|
m = Object::Methods["object_id"].bind object
ignore m
object_id = m.call
next if Ignore[object_id]
m = Object::Methods["class"].bind object
ignore m
klass = m.call
defined_at = Objects[object_id]
count[klass] += 1
code[klass][defined_at] += 1
end
end
GC.start
worst_klasses =
count.to_a.sort_by{|pair| pair.last}.last(threshold.class).reverse
count.clear
count = nil
=begin
report = []
=end
total = 0
logging do |log|
log.puts "---"
worst_klasses.each do |klass, count|
worst_code = code[klass].to_a.sort_by{|pair| pair.last}.last(threshold.code).reverse
name = Class::Methods["name"].bind(klass).call.to_s
name = Class::Methods["inspect"].bind(klass).call.to_s if name.empty?
name = 'UNKNOWN' if name.empty?
worst_code.each do |stacktrace, count|
next unless count > threshold.object
=begin
TODO - figure out why the hell yaml leaks so bad!
report << OrderedHash[
'class', name,
'count', count,
'stacktrace', (stacktrace ? stacktrace.clone : []),
]
=end
trace = stacktrace ? stacktrace.clone : []
log.puts "- class: #{ name }"
log.puts " count: #{ count }"
if trace.empty?
log.puts " trace: []"
else
log.puts " trace:"
trace.each do |line|
log.puts " - #{ line }"
end
end
end
worst_code.clear
worst_code = nil
total += count
end
end
=begin
logging do |log|
log.puts report.to_yaml
log.flush
end
report.clear
report = nil
GC.start
=end
worst_klasses.clear
worst_klasses = nil
code.clear
code = nil
GC.start
total
ensure
Thread.critical = false
end
end
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