[Yum] ok, so how come "yum update" doesn't?

[seth vidal]

> 
> you're right, i was still officially 0.94, which does not have a yum 2.0.4
> version in its repository.

so this is on 7.x or 8.0?

That branch is not a good place to be 'learning about yum'.

> but how is that possible?  i'm only updating packages that are already on
> my system which, in many cases, won't take up any more room than the
> package they're replacing.  and i have 1/2 gig to work with in /usr.

this is how rpm measures disk space - yum is just reporting errors from
the rpm library.


> is this something yum 2.0.4 will fix?  since, as a test, i'm doing a 
> number of much smaller updates and they're going in fine and the disk 
> usage of /usr doesn't seem to be changing much.  why would one *big* 
> update fail but a number of smaller, cumulative updates succeed, if the
> end result would be the same?

b/c of how available/needed disk is calculated in rpm transaction
processing.

this is entirely how rpm deals with disk space checks.

-sv