@@ -25,10 +25,12 @@ class Iostat < Scout::Plugin private def iostat_output - command = option('command') || 'iostat -dxk' - interval = option('interval') || 3 - iostat_command = "#{command} #{interval} 2" - @output ||= `#{iostat_command}` + @output ||= lambda do + command = option('command') || 'iostat -dxk' + interval = option('interval') || 3 + iostat_command = "#{command} #{interval} 2" + `#{iostat_command}` + end.call end def device iostat/iostat.rb 0f2ae121e624237618a550179e998cdd1cc5f1d9 Rob Lingle rob@actsasif.com http://github.com/jnewland/scout-plugins/commit/9ea02741520e386e496c6d25f150f8fba1ae7603 9ea02741520e386e496c6d25f150f8fba1ae7603 2009-06-16T12:49:01-07:00 2009-06-16T12:49:01-07:00 make sure we only call iostat once 3ae28c96afbffde505b2dec6cc8e14e8c392f43c Rob Lingle rob@actsasif.com