Hi Dexuan, On Tue, 2011-06-28 at 10:09 +0800, Cui, Dexuan wrote: > Hi all, below is an initial investigation about the task and we'll > continue to further look into it. > > In poky we have 2 types of postinst scripts: one (type-1) can be (and > has already been) run at rootfs generation time and the other (type-2) > has to be delayed to the first-boot of target device. Type-2 makes > target device's first-boot slow and it would be great if we can fix it > and convert it to type-1. > > We can instrument a first-boot with minimal/sato first to see which > postinstalls take the most time and then prioritise those ones to fix. > > I figurerd out a list of 33 recipes in total(recipes with the same > name but with different versions are counted once) we possibly need to > fix. > For the recipes, we need try to find recipe-specific ways(use > appropriately modified native utilities to generate caches, files, etc > as necessary on the target filesystem).
Out of interest, how long were these different groups of postinstall taking on the target device? > 11 recipes: these could be easily fixed if we add the properly-adjusted > utilities "adduser, addgroup, pwconv, etc". Scott is actually adding the > utilites: > http://git.pokylinux.org/cgit/cgit.cgi/poky-contrib/commit/?h=sgarman/useradd-rebased&id=99e54d9696104ed38ec1e3464e17aa1f9b8d98ac > meta/recipes-devtools/distcc/distcc_2.18.3.bb > meta/recipes-extended/cronie/cronie_1.4.7.bb > meta/recipes-extended/at/at_3.1.12.bb:47 > meta/recipes-support/hal/hal.inc:45 > meta/recipes-core/dbus/dbus.inc:49 > meta/recipes-connectivity/openssh/openssh_5.8p2.bb > meta/recipes-connectivity/ppp-dialin/ppp-dialin_0.1.bb > meta/recipes-graphics/x11-common/xserver-nodm-init.bb > meta/recipes-multimedia/pulseaudio/pulseaudio.inc:87 > meta/recipes-extended/shadow/shadow_4.1.4.3.bb:125 > meta/classes/libc-package.bbclass We should definitely fix these now we have the user code. > 6 recipes: these should be easily fixed since the scripts are not related to > special native utilites. > meta/recipes-extended/sudo/sudo.inc > meta/recipes-extended/sysklogd/sysklogd.inc > meta/classes/update-rc.d.bbclass > meta/recipes-connectivity/ppp/ppp_2.4.5.bb > meta/recipes-graphics/pango/pango.inc > meta/recipes-gnome/gtk+/gtk+.inc > > 4 recipes: we may need to add gtk-update-icon-cache-native. > meta/classes/gtk-icon-cache.bbclass > meta/recipes-gnome/librsvg/librsvg_2.32.1.bb > meta/recipes-gnome/gdk-pixbuf/gdk-pixbuf_2.22.1.bb > meta/recipes-sato/sato-icon-theme/sato-icon-theme.inc > > 3 recipes: need to add gconftool-2-native? > meta/classes/gconf.bbclass > meta/recipes-graphics/mutter/mutter.inc > meta/recipes-sato/matchbox-sato/matchbox-session-sato_0.1.bb I suspect this category and the once above (icon-cache) are the slowest on the target device? > 3 recipes: "dpkg --configure, opkg-cl configure": looks it's possible to fix > them if we specify proper parematers? > meta/recipes-devtools/dpkg/dpkg.inc > meta/recipes-devtools/opkg/opkg_svn.bb > meta/recipes-devtools/opkg/opkg_0.1.8.bb > > 1 recipe: prelink: we could propablly fix it, but I'm not sure yet. > meta/recipes-devtools/prelink/prelink_git.bb > > 1 recipe: "/etc/init.d/populate-volatile.sh update ; DBUSPID=`pidof > dbus-daemon`": We can't fix this one. > meta/recipes-connectivity/wpa-supplicant/wpa-supplicant-0.7.inc > > The below 4 recipes need the related utilities and need more investigation. > > 1 recipe: update-modules > meta/recipes-kernel/update-modules/update-modules_1.0.bb > > 1 recipe: systemctl > meta/recipes-connectivity/avahi/avahi.inc > > 1 recipe: fc-cache > meta/recipes-graphics/ttf-fonts/liberation-fonts_1.04.bb:37 > > 1 recipe: gtk-query-immodules-2.0 > meta/recipes-sato/matchbox-keyboard/matchbox-keyboard_git.bb This looks like a good start to me but I'd be interested to see the relative lengths of time these postinstalls take... Cheers, Richard _______________________________________________ Openembedded-core mailing list Openembedded-core@lists.openembedded.org http://lists.linuxtogo.org/cgi-bin/mailman/listinfo/openembedded-core
