一、查看系统glibc支持的版本
二、下载glibc源码包
wget http://mirror.bjtu.edu.cn/gnu/glibc/glibc-2.15.tar.gz
三、解压安装升级glibc
tar zxvf glibc-2.15.tar.gz
mkdir build
cd build/
yum install -y gcc-c++
../configure --prefix=/usr --disable-profile --enable-add-ons --with-headers=/usr/include --with-binutils=/usr/bin
make -j4 && make install
yum install -y gcc-c++
../configure --prefix=/usr --disable-profile --enable-add-ons --with-headers=/usr/include --with-binutils=/usr/bin
make -j4 && make install