How Xmill Works. Three ideas Group the data values according to their types gzip structure gzip data1 gzip Data2 <apache entry> 20223.23.16 Get/htTp/1.0 +224.4245+GET/HTP11=133MB </apache: entry>11 How Xmill Works: Three Ideas <apache:entry> . . . </apache:entry> 202.23.23.16 224.42.24.55 … gzip Structure gzip Data1 + =1.33MB GET / HTTP/1.0 GET / HTTP/1.1 … gzip Data2 + Group the data values according to their types: