[Fedora-livecd-list] [PATCH 6/7] anaconda: liveinst.sh: support turboLiveInst/genMinInstDelta

Jeremy Katz katzj at redhat.com
Tue Sep 18 21:05:59 UTC 2007


On Tue, 2007-09-18 at 15:48 -0500, Douglas McClendon wrote:
> Jeremy Katz wrote:
> > Although then the other question is what to do when we're not squashed.
> > Do we just then want to put it on the ext3fs?
> 
> Here is the heart of something I think I mentioned that was wrong a long 
> time ago.  I mentioned something like "osmin can't live on the squashfs 
> for obvious reasons".  Actually, the truth is "osmin can't live on the 
> ext3 for obvious reasons".  And the subtle error there kept the idea out 
> of my mind.

The simple answer is just don't do the osmin bits if you're not using
squashfs.  Given that it's a debug option only, that's probably not
crazy

> But...
> 
> It occurs to me that because of what anaconda is doing, I.e. a big 2G 
> dd, it may actually be problematic that squashfs pages out(?) the osmin 
> data, and needs to reread it from cdrom often, thus screwing up a nice 
> big linear seek-free read.

Famous last words are "it shouldn't really make a difference" ;)

Jeremy




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