cd ${TREX_INSTALL_DIR}/linux_dpdk/ && ./b configure && ./b build || exit 1
cd ${TREX_INSTALL_DIR}/scripts/ko/src && make && make install || exit 1
cd ${TREX_INSTALL_DIR}/linux_dpdk/ && ./b configure && ./b build || exit 1
cd ${TREX_INSTALL_DIR}/scripts/ko/src && make && make install || exit 1