[openstack-dev] [DevStack] Python dependencies: PyPI vs distro packages

Pádraig Brady P at draigBrady.com
Thu Aug 8 11:10:16 UTC 2013

On 08/07/2013 06:54 PM, Monty Taylor wrote:
> On 08/07/2013 12:53 PM, Joshua Harlow wrote:
>> I agree triple-o will help a lot here although I would disagree that
>> package rollback is an illusion. I would call it more of a hard
>> problem instead since nothing is really impossible :)
> illusion with current packaging systems yum/rpm and apt/dpkg.
> One of the reason that Ian Murdock worked on OpenSolaris was to try to
> make a next-gen packaging system. It was called IPS (image packaging
> system) and was based on ZFS filesystem transaction abilities. So you'd
> start a ZFS transaction before you started doing an IPS operation, and
> then if that action was successful, you'd commit.

Seems similar to:


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