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ZFS for MacBook Pro 2012 Dual SSD

PostPosted: Mon Sep 07, 2015 12:21 am
by archie79muc
Hi everyone,

I want to use ZFS on my MacBook Pro 13" with Dual 1 TB-SSD (instead of superdrive) and as I understand it the Mac cannot boot from ZFS, so would it be practical to use ZFS for home folder data on the boot drive with a mirror ZFS partition on the second SSD?

How would I most practically partition /format the drives?

It's about 700 GB user data on the home folder.

Next question: if I use ZFS and HFS+ how do I backup everything? Would that work best with TimeMachine or Carbon Copy Cloner, or what?
right now I am using Time Machine on a Time Capsule for hourly backups over the network and a USB disk with TM and Carbon Copy Cloner. So in case of a problem I could just replace the drive and have TimeMachine restore the complete data / disk.

Re: ZFS for MacBook Pro 2012 Dual SSD

PostPosted: Sun Sep 13, 2015 12:31 am
by archie79muc
Does no-one want to answer?

Is this too dumb to ask in a absolute Beginner section? :idea:

Re: ZFS for MacBook Pro 2012 Dual SSD

PostPosted: Sun Sep 13, 2015 6:56 pm
by lundman
You certainly can partition your 1TB SSD into an area for the OS, and a larger area for ZFS, and attach the 2nd SSD to the pool for mirror redundancy. It will work.
But you are also asking if it is a good idea, and that is much harder to answer.

As for backups, I simply use zfs send to send my backups to another ZFS filesystem. But that might not suit everyone