参考: http://www.cnblogs.com/EasonJim/p/7130171.html
安装indicator-sysmonitor
sudo add-apt-repository ppa:fossfreedom/indicator-sysmonitor sudo apt-get update sudo apt-get install indicator-sysmonitor
启动:
indicator-sysmonitor &
添加
cpu: {cpu} 内存: {mem} 网络: {net}保存
还有另一款Indicator-Multiload
sudo add-apt-repository ppa:indicator-multiload/stable-daily sudo apt-get update sudo apt-get install indicator-multiload