On Wed, 2012-03-21 at 20:59 +0000, Neil Williams wrote: > On Wed, 21 Mar 2012 13:35:16 -0700 > shawn <[email protected]> wrote: > > > A less involved to way to get sort of half way between debian proper and > > emdebian is to exlude some files with dpkg's path-include and > > path-exclude features. > > You've missed the point about kernels. Emdebian Grip removes all the > files you mention at the repository level. Kernel packages do NOT > contain large amounts of such files - the files in kernel packages are > unnecessary for Emdebian because they are functionally unwarranted on > that specific board. These are compiled modules for this particular > kernel, using a kernel configuration where, as is normal in Debian, > everything that works is fully enabled. There's no point downloading > 100Mb of a Debian kernel package to throw away 95Mb and you can't do > exclusion inside Debian Installer anyway. > > > path-exclude=/usr/share/doc/* > > path-include=/usr/share/doc/*/copyright* > > > > as change-log files can be very big. > > Not for kernel packages which is the entire point about the ISO > problems. Those files account for 0.1% of a kernel package. > > NOTE: It is not wise to exclude all copyright files, this is why > Emdebian compresses copyright files but does remove changelog files. it says "path-**include**" for a reason, its an exception to the rule, and the * makes it also includes emdebian's copyright.gz files > > Dpkg exclusion filters are NOT useful for embedded, I've explained this > before. The reason is that ALL the exclusion processing has to be done > on the embedded device which is just where you don't have the space > (you have to download the bloated package, unpack it alongside the > bloated package and then move some files into useful locations and > finally remove the rest but you don't delete the bloated package > unless it is done manually later), you don't have the processing power > and you don't have the ability to make the same changes on hundreds of > installations at the same time. > > Using exclusions on a kernel package just means that a 30Mb package > unpacks to 100Mb of which you want 10Mb, so you waste time downloading > and processing 120Mb. > Yes yes I agree, this is only half-ass. I largely meant it so someone that is having trouble with emdebian as was alluded to in earlier emails.
excludes can be good for, (e.g.) virtual machines. , or for packages which are not gripped and you are too lazy to grip yourself. (I've had very bad luck with the apt-grip, and have only succeeded with emgrip, which can be tedious) Shawn -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected] Archive: http://lists.debian.org/1332370418.9589.5.camel@shawn-ssd
