FEATURE: add process stats to memory report
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@ -3,7 +3,7 @@ class Admin::DiagnosticsController < Admin::AdminController
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skip_before_filter :check_xhr
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def memory_stats
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render text: memory_report, content_type: Mime::TEXT
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render text: memory_report(class_report: params.key?(:full)), content_type: Mime::TEXT
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end
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def dump_heap
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@ -24,7 +24,7 @@ class Admin::DiagnosticsController < Admin::AdminController
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protected
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def memory_report
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def memory_report(opts={})
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begin
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# ruby 2.1
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GC.start(full_mark: true)
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@ -35,23 +35,25 @@ class Admin::DiagnosticsController < Admin::AdminController
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classes = {}
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ObjectSpace.each_object do |o|
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begin
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next if o == classes
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if opts[:class_report]
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ObjectSpace.each_object do |o|
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begin
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next if o == classes
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classes[o.class] ||= 0
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classes[o.class] += 1
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rescue
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# all sorts of stuff can happen here BasicObject etc.
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classes[:unknown] ||= 0
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classes[:unknown] += 1
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classes[o.class] ||= 0
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classes[o.class] += 1
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rescue
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# all sorts of stuff can happen here BasicObject etc.
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classes[:unknown] ||= 0
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classes[:unknown] += 1
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end
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end
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classes = classes.sort{|a,b| b[1] <=> a[1]}[0..40].map{|klass, count| "#{klass}: #{count}"}
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end
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stats = GC.stat.map{|k,v| "#{k}: #{v}"}
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counts = ObjectSpace.count_objects.sort{|a,b| b[1] <=> a[1] }.map{|k,v| "#{k}: #{v}"}
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classes = classes.sort{|a,b| b[1] <=> a[1]}[0..40].map{|klass, count| "#{klass}: #{count}"}
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<<TEXT
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@ -63,9 +65,13 @@ GC STATS:
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Objects:
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#{counts.join("\n")}
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Process Info:
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#{`cat /proc/#{Process.pid}/status`}
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Classes:
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#{classes.join("\n")}
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#{classes.length > 0 ? classes.join("\n") : "Class report omitted use ?full=1 to include it"}
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TEXT
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end
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end
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