I don\'t have much memory on my PC and a pretty weak processor. Although netbeans is by far my favorite IDE it is almost unbearable to use on my present computer because of
My Netbeans 8.0.2 would crash on my Macbook pro due to "Scanning projects..." hogging up my CPU. I couldn't stop the process, however, I could make the process finish quicker by increasing the Java heap memory in netbeans.conf.
$ vi /Applications/NetBeans/NetBeans\ 8.0.2.app/Contents/Resources/NetBeans/etc/netbeans.conf
Replace this:
netbeans_default_options="-J-client -J-Xss2m -J-Xms32m -J-XX:PermSize=32m -J-Dapple.laf.useScreenMenuBar=true -J-Dapple.awt.graphics.UseQuartz=true -J-Dsun.java2d.noddraw=true -J-Dsun.java2d.dpiaware=true -J-Dsun.zip.disableMemoryMapping=true"
with:
netbeans_default_options="-J-client -J-Xss2m -J-Xms2048m -J-Xmx2048m -J-XX:PermSize=32m -J-Dapple.laf.useScreenMenuBar=true -J-Dapple.awt.graphics.UseQuartz=true -J-Dsun.java2d.noddraw=true -J-Dsun.java2d.dpiaware=true -J-Dsun.zip.disableMemoryMapping=true"