[xwiki-users] How to reduce memory usage of xwiki enterprise manager

Hi, I install xwiki enterprise manager 5.2-milestone-1, but use memory more than 700M, <http://main.xwiki.org/xwiki/bin/view/DownloadCode/DownloadFeedback?downloadLink=http://download.forge.objectweb.org/xwiki/xwiki-manager-web-5.2-milestone-1.war&projectType=Development&projectVersion=5.2-milestone-1&projectID=2>Can I reduce the memory usage? top - 07:10:57 up 7:53, 1 user, load average: 0.05, 0.03, 0.00 Tasks: 73 total, 1 running, 72 sleeping, 0 stopped, 0 zombie Cpu(s): 0.0%us, 0.0%sy, 0.0%ni,100.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st Mem: 1541704k total, 1527984k used, 13720k free, 78392k buffers Swap: 0k total, 0k used, 0k free, 287476k cached PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 1319 root 20 0 1346m 758m 44m S 0.3 50.4 6:50.65 java 1267 git 20 0 303m 135m 7516 S 0.0 9.0 0:16.16 ruby 1418 git 20 0 304m 131m 3160 S 0.0 8.7 0:00.46 ruby 1375 git 20 0 367m 130m 7576 S 0.3 8.7 1:59.77 ruby