Karl, Thank you very much for the hint.
For some reason I was not able to resize the original partition but formatting the small one and having it recognized by the system work fine. I found 2 links that were very useful in that respect: http://awesometoast.com/yosemite-core-storage-and-partition-woes/ http://blog.fosketts.net/2011/08/05/undocumented-corestorage-commands/ Jean-Christophe > On Sep 26, 2015, at 02:29, Karl Kuehn <kuehn.k...@gmail.com> wrote: > >> On Jul 13, 2015, at 8:00 PM, Jean-Christophe Helary >> <jean.christophe.hel...@gmail.com> wrote: >> >> I have a ghost partition on disk. >> >> It dates from last year, with the release of the Yosemite Beta. I created a >> 50gb partition on my MBP, I think I encrypted it just for the fun, I >> installed the Yosemite Beta on it, played with it and then I don't remember. >> >> Now, what I have when I open Disk Utility is a grey space at the bottom of >> the partition map. I can click on it, set a name and a format instead of the >> current "Free Space", I can click "Apply" but nothing happens. Even after >> pressing "Apply", if I try to go to First Aid, I get an "Unsaved changes" >> message and that's it. >> >> There must be a way to reclaim that space... Any idea ? > > I would try things using the command line, especial trying out things > under the `diskutil cs` group of commands. There appears to be either a > disconnect, or a disagreement, between the group at Apple doing Disk > Utility.app, and the one writing CoreStorage. At a minimum the command line > more often gives good error messages that the GUI. > > Alternately, if you actually used the Ghost product from Symantec, then > there is a good chance that your MBR is messed up, and that is going to take > more work to fix. > > — > Karl Kuehn > kuehn.k...@gmail.com _______________________________________________ MacOSX-talk mailing list MacOSX-talk@omnigroup.com http://www.omnigroup.com/mailman/listinfo/macosx-talk
