Install upx+ compression Golang executable under CentOS

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CentOS Installation UPX

wget -c http://ftp.tu-chemnitz.de/pub/linux/dag/redhat/el7/en/x86_64/rpmforge/RPMS/ucl-1.03-2.el7.rf.x86_64.rpmrpm -Uvh ucl-1.03-2.el7.rf.x86_64.rpmyum install uclwget -c http://ftp.tu-chemnitz.de/pub/linux/dag/redhat/el7/en/x86_64/rpmforge/RPMS/upx-3.91-1.el7.rf.x86_64.rpmrpm -Uvh upx-3.91-1.el7.rf.x86_64.rpmyum install upx

#upx压缩golang可执行文件

First add the Compile parameter-ldflags

$ go build -ldflags '-w -s'$ ls -lh-rwxr-xr-x  1 gangan  staff   2.5M Aug 18 00:45 etcd-cli-rw-r--r--  1 gangan  staff   456B Aug 18 00:34 main.go

Can be found in the small nearly 1MB

$ upx etcd-cli# 此处省略压缩时的打印...$ ls -lh-rwxr-xr-x  1 gangan  staff   897K Aug 18 00:49 etcd-cli-rw-r--r--  1 gangan  staff   456B Aug 18 00:34 main.go