Apple's branding of a tiered storage solution where an SSD and HDD are combined using core storage to appear as one fast and spacious drive.

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1answer
123 views

FusionDrive seems to not use SSD

I'm trying to make a homebrew FD of 500GB HDD and 128GB SSD. I'm using Maverics 10.9.1 and MD101 MBP. What I did was: install HDD into superdrive bay install SSD into HDD compartment use diskutil ...
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1answer
591 views

Upgrade to Yosemite with two hard drives in iMac

I'm running 10.9.5 on an iMac, where I have two hard drives (SSD + HDD) and Superdrive installed. The way the disks are mounted is not conventional: /dev/disk0s2 on / (hfs, local, journaled) devfs on ...
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1answer
274 views

Can I upgrade the size of my Fusion Drive from 1TB to 3TB?

I bought a new iMac last summer and went with the 1TB Fusion drive. It works well, but is already full. Is it possible to upgrade the size of the fusion drive myself? Can I buy a 3TB internal drive ...
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1answer
99 views

RAID 0 On 21.5" iMac Late-2012

I am about to get my fusion drive upgraded to a 256gb SSD on my Late-2012 21.5" iMac that I got from work (don't worry I have a company upgrading it, and yes they know its a Late-2012 iMac). When ...
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0answers
233 views

Unable to create a DIY Fusion Drive using a 3 TB hard drive

I'm trying to make a Fusion Drive with a Samsung 830 256GB SSD and a 3 TB 3.5" HDD (connected via SATA to my late 2012 Mac mini). I'm able to create the Fusion Drive, but when I start to install ...
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0answers
58 views

Create your own Fusion Drive?

Is a Fusion hybrid drive anything special in terms of hardware, or is it literally a SSD drive and a regular disk glued into one box, and all the Fusion "magic" is done by software? Can you get ...
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0answers
80 views

Double Fusion Drive Volume in Startup Menu after DIY Drive Fusion

After replacing the SuperDrive in my MacBook Pro I copied the Recovery HD to a USB stick and booted from it. Then I ran diskutil cs create MacintoshFusionDrive /dev/disk0 /dev/disk1 (SSD, HDD), ...
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131 views

Make an external DIY Fusion Drive

Last year, I created a Fusion Drive in my 13" MB (2008) by replacing the optical drive with a SSD and link it with the internal HDD by some terminal-magic from a computer magazine. It worked like a ...
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0answers
483 views

Fusion Drive not moving data back to SSD - anyone encounter this?

I'm about to buy a Mac Mini and have got the DIY Fusion Drive parts handy. I'm actually a bit on the fence about the choice of manual SSD+HDD separation with the aid of symlinks and proper Fusion ...
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0answers
852 views

Fusion Drive Setup: Possible to force the HDD to spin down as long as your reading from/writing to the SSD?

I'm considering to replace my optical drive in my MacBook Pro with an SSD. When using it as separate Volume, the advantage is that you can spin down the HDD, thus reduce noise and first and foremost, ...
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0answers
1k views

Fusion Drive with SSD and HHD Hybrid Drive (e.g. Seagate Momentum XT 750 GB with 8 GB SSD): Good idea or plain nonsense?

I’ve seen numerous instructions on how to setup a Fusion Drive from your own SSD and HD, e.g. Can I make a DIY Fusion Drive? Very silly question: How would a Fusion Drive built from an SSD and a ...
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0answers
249 views

Where does a Fusion Drive store Time Machine local backups? Should I disable local backups?

Time Machine in OS X does store local backups (snapshots) on the local harddrive if you have Time Machine enabled. Even if you backup regularly, the size of the local backups increases steadily. In a ...
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0answers
23 views

Fusion drive upgrade: how to get my installation back afterwards?

I'm planning an upgrade of my iMac 27". An SSD will be added and combined with the existing HDD into a Fusion Drive. I have just reinstalled everything recently and like to keep this installation. My ...
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0answers
21 views

Can you add a 3rd-party hybrid disk to a 2012 Mac Mini?

The Apple Fusion drive is done predominantly through clever software, I wondered what happens if instead of trying to do a DIY Fusion with 2 drives, you just replace the standard fixed drive with a ...
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66 views

Has somebody upgraded an 27" iMac with Gravis Fusion drive?

Gravis offers to upgrade my Mid 2011 iMac (27") with a 250GB Samsung Fusion drive for around €400. They claim I can even keep my original 2TB HDD and my Super Drive. They say, they find space inside ...