Am 27.09.2012 09:22, schrieb Florian Philipp: > Am 26.09.2012 23:53, schrieb Michael Mol: >> On Wed, Sep 26, 2012 at 5:27 PM, Florian Philipp <li...@binarywings.net> >> wrote: >>> Am 26.09.2012 22:43, schrieb Matt Turner: >>>> On Wed, Sep 26, 2012 at 1:30 PM, Michael Mol <mike...@gmail.com> wrote: >>>>> A few months ago, I filed bug 423651 to ask that bzip2 on the install >>>>> media be replaced with >>>>> pbzip2. It was closed a short while later, telling me that it'd >>>>> involve changing what's kept in @system, and that had to be discussed >>>>> here, rather than in a bug report. >>>> >>>> If we're going to ship a parallel bzip2 implementation, it should be >>>> lbzip2 and not pbzip2. >>>> >>>> lbzip2 can decompress bz2 archives with multiple threads that haven't >>>> been compressed with lbzip2/pbzip2. >>>> >>> >>> This seems relevant, especially comment 12ff: >>> https://bugs.gentoo.org/show_bug.cgi?id=309683 >>> >>> For further anecdotal evidence: I've used pbzip2 with USE="symlink" for >>> several months now and never had trouble with it. Checking out lbzip2 >>> now. I noticed it doesn't install a bunzip2 symlink. >> >> Piotr Szymaniak asked me about lbzip2, and I bounced the question over >> to my friend. He didn't investigate it deeply; it crashed (OOM or >> something else, I don't know) when he tried it on a large file. Could >> have been from 2GB to 2TB, from what he has laying around. I don't >> know; I didn't get that one in writing. :) >> >> But if it proves to be stable for small and very large files, I'd have >> no complaint. :) >> > > I just encountered this: > > bzip2 -c </srv/qemu/hpwin.img >/dev/null > bzip2: > /var/tmp/portage/app-arch/lbzip2-2.2/work/lbzip2-2.2/src/encode.c:794: > generate_initial_trees: Assertion `a < b' failed. > > Something in that file is upsetting lbzip2. I'm investigating.
Okay, reported and (hopefully) fixed in https://bugs.gentoo.org/show_bug.cgi?id=436382 In my infinite confidence in my own coding and testing skills I suggest copying the proposed patch to /etc/portage/patches/app-arch/lbzip2-2.2 before trying out lbzip2. ;-) Regards, Florian Philipp
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