Merge pull request #506 from devimc/2020-12-10/improveDebian

rootfs: reduce size of debian image
kata-containers · Jan 12, 2021 · ae8ae1c · ae8ae1c
2 parents fbed151 + 18455a0
commit ae8ae1c
Showing 1 changed file with 9 additions and 1 deletion.
diff --git a/rootfs-builder/ubuntu/rootfs_lib.sh b/rootfs-builder/ubuntu/rootfs_lib.sh
@@ -80,5 +80,13 @@ build_rootfs() {
 		${ROOTFS_DIR}
 
 	chroot $ROOTFS_DIR ln -s /lib/systemd/systemd /usr/lib/systemd/systemd
-}
 
+	# Reduce image size and memory footprint
+	# removing not needed files and directories.
+	chroot $ROOTFS_DIR apt-get purge -y locales
+	find ${ROOTFS_DIR}/usr/share/doc -depth -type f ! -iname "*copyright*" | xargs rm -f || true
+	find ${ROOTFS_DIR}/usr/share/doc -empty | xargs rmdir || true
+	find ${ROOTFS_DIR}/usr/share/doc -type f -exec gzip -9 {} \;
+	rm -rf ${ROOTFS_DIR}/usr/share/{groff,info,lintian,linda,man}
+	rm -rf ${ROOTFS_DIR}/usr/share/{bash-completion,locale,menu,misc,pixmaps,terminfo,zoneinfo,zsh}
+}