安装依赖

yum -y install autoconf make

下载jemalloc并且编译安装

https://github.com/jemalloc/jemalloc/releases
tar -xf jemalloc-x.x.x.tar.bz2
cd jemalloc-x.x.x
./configure --prefix=/usr/local/jemalloc --libdir=/usr/local/lib
make && make install
make clean
cd ../
echo "/usr/local/lib" >/etc/ld.so.conf.d/usr_local_lib.conf
/sbin/ldconfig