end
puts
+# xport method test
+puts "xporting data from #{rrd}"
+(fstart,fend,step,col,legend,data)=RRD.xport(
+ "--start", start_time.to_s,
+ "--end", (start_time + 300 * 300).to_s,
+ "--step", 10.to_s,
+ "DEF:A=#{rrd}:a:AVERAGE",
+ "DEF:B=#{rrd}:b:AVERAGE",
+ "XPORT:A:a",
+ "XPORT:B:b")
+puts "Xported #{col} columns(#{legend.join(", ")}) with #{data.length} rows from #{fstart} to #{fend} and step #{step}\n"
+
print "This script has created #{name}.png in the current directory\n";
print "This demonstrates the use of the TIME and % RPN operators\n";