It means you have installed the disk usage plugin and it has determined that build consumes 245 megabytes of disk space.
-- Sami fiona <bingxue0...@hotmail.com> kirjoitti 17.2.2012 kello 4.28: > now I find in build history pane,it look like: > blue star icon + #2012-2-16 19:35:55 + console output icon + 245M > I want to know 245M is what? I find It sometimes is small 1k,sometimes > is large, and sometime it is blank,how 245M appear? maybe some plugin ?