On Mon, Mar 12, 2012 at 12:04:52AM +0000, Miguel Figueiredo wrote: > Hi all, > > Add the mount option 'discard' for ext4 filesystems so, during > partitioning, TRIM can be activated for SSDs in the installed > system. I enabled that on ext4 on my SSD, and had two lockups in 24 hours. No lockups since turning it off, so I don't consider it safe yet at all. The man page seems to indicate it is very much in the testing phase at this point. -- Len Sorensen