[CentOS] "yum update": When is new header data downloaded? (Trying to set up custom repository...)

Mon Jul 12 12:18:18 UTC 2010
Toralf Lund <toralf.lund at pgs.com>

Toralf Lund wrote:
> I'm trying to set up a custom rpm respository for some in-house 
> software, and configure a number of CentOS 5 clients so that they may 
> install and update the software in question from the location in 
> question. I think I've mostly figured out how to do this -  I've 
> successfully installed software on one of the clients via "yum install 
> <my package>" after adding an URL of the form 
> ftp://myserver/pub/<mysoftware> to the list of repositories, and uploading [ ... ]
> So, it seems like I managed to correctly update the repodata and all, 
> but originally, yum concluded that it didn't need to download a new 
> version, but could use the one cached earlier.
That should be "a new version *of the repodata*".

- Toralf
>  instead.
> Does anyone have any idea why this happened? How exactly does yum decide 
> when to download new headers and when to reuse cached data?
> Thanks,
> - Toralf

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