yum / dist-upgrade / memory

[Jonathan Dieter]

On Thu, 2011-05-26 at 14:35 +0200, Reindl Harald wrote:
> Am 26.05.2011 13:45, schrieb Michael Schwendt:
> > On Thu, 26 May 2011 13:37:15 +0200, RH wrote:
> > 
> >> some minutes ago i tried a dist-upgrade F14->F15 per yum on
> >> a virtual machine with 512 MB RAM
> >>
> >> not enough memory?
> > 
> > Can you reproduce after removing the "yum-presto" plugin package?
> 
> sorry, to late :-(
> 
> upgrade finished with 768 MB RAM
> this weekend we are going to F14 and F15 has some time left
> for us and i thought i will report this in the hope it will
> not be triggered dec/jan on the production machines
> 
> this F15 test was for test if RAID1/RAID10 are living after
> a dist-upgrade because i get a new machine soon :-)

The problem is that yum-presto can be a bit of a memory hog (or, more
accurately, deltarpm is).  When you do this in Dec/Jan, you either need
to disable to yum-presto plugin, or, if you're normally short on RAM
and/or have a fast mirror, remove it completely.

Jonathan
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