There is no big overhead. Space usage in ext4-1G is ~0.4M while in ext4-32G is ~4M. Just use a big value to make all people happy. --- archiso/mkarchiso | 24 +++--------------------- 1 file changed, 3 insertions(+), 21 deletions(-) diff --git a/archiso/mkarchiso b/archiso/mkarchiso index 7e3936e..d17fbb0 100755 --- a/archiso/mkarchiso +++ b/archiso/mkarchiso @@ -266,10 +266,8 @@ _mksfs () { # Makes a filesystem from a source directory. # $1: Source directory -# $2: Size of target filesystem. Can be an absolute value in MiB, or relative value of desired free space (1% - 99%) _mkfs () { local _src="${1}" - local _fs_size="${2}" local _fs_src="${work_dir}/${_src}" local _fs_img="${work_dir}/${_src}.fs" @@ -278,25 +276,9 @@ _mkfs () { _msg_error "The path '${_fs_src}' does not exist" 1 fi - local _spc_used - _spc_used=$(du -sxm "${_fs_src}" | awk '{print $1}') - - # Caculate FS size with desired % of free space, adds 10% overhead to used space. - if [[ ${_fs_size} != ${_fs_size%\%} ]]; then - if [[ ${_fs_size%\%} -le 0 || ${_fs_size%\%} -ge 100 ]]; then - _msg_error "Invalid percentage of free space specified '${_fs_size}' on '${_src}', should be 0% < x < 100%" 1 - fi - _fs_size=$((_spc_used * 110 / (100 - ${_fs_size%\%}))) - else - local _spc_used_over=$((_spc_used * 11 / 10)) - if [[ ${_fs_size} -lt ${_spc_used_over} ]]; then - _msg_error "Filesystem size specified '${_fs_size}' MiB for '${_src}' is too small, must be at least '${_spc_used_over}' MiB" 1 - fi - fi - - _msg_info "Creating ext4 image of ${_fs_size} MiB..." + _msg_info "Creating ext4 image of 32GiB..." rm -f "${_fs_img}" - truncate -s ${_fs_size}M "${_fs_img}" + truncate -s 32G "${_fs_img}" local _qflag="" if [[ ${quiet} == "y" ]]; then _qflag="-q" @@ -413,7 +395,7 @@ command_prepare () { mkdir -p "${_dst}" if [[ ${_aitab_fs_type} != "none" ]]; then if _is_directory_changed "${_src}" "${_dst}/${_aitab_img}.fs.sfs"; then - _mkfs ${_aitab_img} ${_aitab_fs_size} + _mkfs ${_aitab_img} _mksfs ${_aitab_img}.fs ${_aitab_sfs_comp} mv "${_src}.fs.sfs" "${_dst}" rm "${_src}.fs" -- 1.9.1