why Mer chose GNU coreutils but not busybox at first? if busybox can boot Mer,what will you test both scenarios for?
cheers, zhanghui 在 2012-1-26 下午2:02，"Carsten Munk" <[email protected]>写道： > 26. jan. 2012 03.12 skrev Hui Zhang <[email protected]>: > > Hi Carsten, > > Maybe I can do the experiment on ARM if I build the ARM busybox > binaries? > > Or will you provide the armv7l busybox binaries later? > I plan on providing binaries for all Mer platforms when I've confirmed > it can actually boot :) > > The idea is to be able to run Mer either with busybox or our current > GNU tools and testing both scenarios. > > BR > Carsten Munk > > > > Thank you! > > > > Best regards, > > zhanghui > > > > On 1/25/12, Carsten Munk <[email protected]> wrote: > >> For some deployment settings, like STBs, it's useful to have a low > >> disk footprint - not saying that the entire system should > >> automatically resort to a low footprint as some of the ways can hinder > >> development. > >> > >> I've spent a little time trying to make a package of busybox (BusyBox > >> combines tiny versions of many common UNIX utilities into a single > >> small executable. It provides minimalist replacements for most of the > >> utilities you usually find in GNU coreutils, util-linux, etc. The > >> utilities in BusyBox generally have fewer options than their > >> full-featured GNU cousins; however, the options that are included > >> provide the expected functionality and behave very much like their GNU > >> counterparts.) for Mer that is usable to pick and choose what tools > >> busybox should replace. > >> > >> As an example comparison, I've taken > >> > http://releases.merproject.org/releases/0.20120120.1/kickstarts/mer-core-i586-base.ks > >> and made a version that uses busybox and one that doesn't. > >> > >> non-busybox base: > >> > >> 117723476 bytes uncompressed (125mb approx), 42325108 bytes compressed > >> (tar.gz) (41mb approx) > >> > >> busybox base: > >> > >> 100345715 bytes uncompresed (105mb approx), 35444762 bytes compressed > >> (tar.gz) (34mb approx) > >> > >> There is however still low-hanging fruit to sort out to bring disk > >> footprint even lower (from busybox base) > >> > >> / # rpm -qa --queryformat '%{name}-%{version}-%{release} %{size}\n' | > >> sort -k 2 -n > >> > >> basesystem-8.1-1.2 0 > >> busybox-symlinks-bzip2-1.19.3-42.1 0 > >> busybox-symlinks-coreutils-1.19.3-42.1 0 > >> busybox-symlinks-findutils-1.19.3-42.1 0 > >> busybox-symlinks-grep-1.19.3-42.1 0 > >> busybox-symlinks-gzip-1.19.3-42.1 0 > >> busybox-symlinks-module-init-tools-1.19.3-42.1 0 > >> busybox-symlinks-procps-1.19.3-42.1 0 > >> busybox-symlinks-sed-1.19.3-42.1 0 > >> busybox-symlinks-shell-1.19.3-42.1 0 > >> busybox-symlinks-time-1.19.3-42.1 0 > >> busybox-symlinks-util-linux-1.19.3-42.1 0 > >> filesystem-2.4.31-1.3 0 > >> fontpackages-filesystem-1.44-1.2 0 > >> mer-release-0.2011-1.1 114 > >> rootfiles-8.1-1.2 620 > >> mkdevnodes-0.2-1.6 7356 > >> boardname-0.7-1.6 10336 > >> lsb-release-4.0-1.4 15929 > >> libattr-2.4.46-1.7 16680 > >> systemd-sysv-37-1.6 17987 > >> nss-sysinit-3.12.10-1.14 29365 > >> libacl-2.2.51-1.6 30660 > >> libffi-3.0.9-1.6 34403 > >> popt-1.16-1.6 45349 > >> file-5.04-1.7 53503 > >> libcap-2.19-1.6 56092 > >> bzip2-libs-1.0.6-1.6 70496 > >> libusb-0.1.12-1.6 75556 > >> libudev-172-1.7 81859 > >> elfutils-libelf-0.152-1.9 87624 > >> pth-2.0.7-1.6 102900 > >> usbutils-0.86-1.6 117371 > >> zlib-1.2.5-1.31 120856 > >> satsolver-tools-0.17.2-1.6 121275 > >> pacrunner-0.3-1.8 129969 > >> libgcc-4.6.3-1.20 132564 > >> xdg-user-dirs-0.12-1.6 133805 > >> gamin-0.1.10-1.10 147555 > >> ncurses-5.9-1.6 150044 > >> curl-7.22.0-1.6 152317 > >> pkgconfig-0.25-1.6 154584 > >> liblua-5.1.4-1.6 180728 > >> expat-2.0.1-1.6 185652 > >> deltarpm-3.5-1.6 199574 > >> MAKEDEV-3.24-1.6 214603 > >> ncurses-base-5.9-1.6 228619 > >> xz-libs-5.0.3-1.10 229410 > >> nspr-4.8.8-1.6 264792 > >> readline-5.2-1.6 269804 > >> libgpg-error-1.10-1.4 275908 > >> libksba-1.2.0-1.7 283125 > >> nss-softokn-freebl-3.12.10-1.14 295542 > >> db4-utils-4.8.30-1.6 301652 > >> dbus-libs-1.4.14-1.6 302400 > >> passwd-0.78-1.7 346483 > >> libcurl-7.22.0-1.6 361072 > >> pcre-8.11-1.10 365164 > >> libidn-1.23-1.2 394724 > >> libgcrypt-1.5.0-1.4 542964 > >> libsatsolver-0.17.2-1.6 549696 > >> pam-1.1.1-1.6 628905 > >> setup-2.8.15-3.1 664484 > >> gawk-3.1.5-1.18 698307 > >> rpm-libs-4.9.1.2-1.4 713664 > >> sqlite-3.7.9-1.6 716928 > >> ncurses-libs-5.9-1.6 720244 > >> udev-172-1.7 748179 > >> shadow-utils-4.1.4.3-1.6 823654 > >> dbus-1.4.14-1.6 832267 > >> libstdc++-4.6.3-1.20 943413 > >> augeas-libs-0.8.1-1.6 950942 > >> busybox-1.19.3-42.1 996712 > >> rpm-4.9.1.2-1.4 1394314 > >> prelink-0.4.2-1.6 1445458 > >> db4-4.8.30-1.6 1572023 > >> shared-mime-info-0.91-1.7 1769922 > >> libuser-0.57.3-1.7 1771789 > >> tzdata-2011e-1.2 1905154 > >> file-libs-5.04-1.7 2478574 > >> glib2-2.30.2-1.8 2807200 > >> systemd-37-1.6 2854923 > >> nss-3.12.10-1.14 2934157 > >> v8-2.4.8-1.6 3503540 > >> openssl-1.0.0c-1.12 3604903 > >> hwdata-0.234-1.1 4045184 > >> zypper-1.6.15-1.6 4532254 > >> libxml2-2.7.8-1.6 4670066 > >> gnupg2-2.0.4-1.8 5532451 > >> libzypp-9.10.2-1.6 6692626 > >> glibc-2.13-1.31 11128118 > >> glibc-common-2.13-1.31 15202355 > >> > >> - such as removing pkg-config, the upcoming gamin removal, replacing > >> gawk with busybox, trim glibc-common, replacements for shadow-utils, > >> etc. > >> > >> If anyone is interested to see the kickstart, see > >> http://pastie.org/3248513 , the packages are at > >> http://webui-ci.tspre.org/ -> projects -> home:Admin:busybox (setup > >> and busybox was modified) > >> > >> BR > >> Carsten Munk > >> > >> > >> > > > > > > >
