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Re: [PATCH 0/3] Preliminaries for headerless install callback



On Fri, 2011-02-18 at 07:09 -0800, John Reiser wrote:
> On 02/18/2011 04:22 AM, Panu Matilainen wrote:
> > Traditionally yum has used (rpm-header, path) tuple as the "key" for
> > callback to locate the package to-be-installed, but this has the
> > downside of keeping the full rpm headers of all installed packages
> > to be loaded throughout the entire transaction, wasting (tens of)
> > megabytes of memory when it only really needs is nevra info to locate
> > the relevant yum package object.
> 
> Not only that, it wastes 2.5 minutes during a fresh install,
> extracting the header from each .rpm into a .hdr file.
> For a DVD the constant seeking is hard on the drive.
> https://bugzilla.redhat.com/show_bug.cgi?id=522838


Anaconda is still downloading the pkgs one at a time right and then
installing, right?

If so then it will still need the hdrs do to the file-conflicts check.
Not sure how the above patches get around that.

-sv



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