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
42 views

The full size of the Fusion Drive is not available for repartitioning

Any help would be greatly appreciated, I've found so many similar questions but none that match mine exactly. I created a partion on my 2013 iMac in order to test out the Yosemite upgrade. I decided ...
2
votes
1answer
98 views

Restoring Fusion Drive after error on partition erase

I think I'm lost and need some help with my Fusion Drive. I have new iMac Retina 5k with 3TB Fusion Drive and preinstalled Yosemite. Things I did so far: I was working on my iMac and had ...
1
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0answers
26 views

How to split fusion drive?

I have MacBook Pro late 2012. Instead DVD I made SSD and Fusion Drive by some instructions from web. As you know it's logical drive and looks like one. But now I need second logical partition for ...
0
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0answers
24 views

Mac Mini HDD noises and internal HDD Standby

I have a default Mac mini 2.8GHz 2014 with Fusion Drive. My problem is that the mac makes a few noises. Because it is my home server and guest are sleeping in that room these noises are annoying. I ...
0
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1answer
80 views

Can I replace the HDD in a Fusion Drive?

I'm thinking about buying a refurbished iMac that has a 1 Tb fusion drive. Is it possible to replace the stock HDD with a 3 Tb drive?
2
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2answers
124 views

Boot Camp does not boot after disk cloning

I've got a MacBook5,1, and I replaced the CD drive with a SSD. Then, I made a "DIY fusion drive". Before doing it, I was using the regular setup, with Boot Camp. Then I put the SSD and made the Fusion ...
0
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0answers
64 views

1TB DIY Fusion drive on MacBook Pro 13'' 2012 OS installation problem

I created DIY Fusion drive using a Seagate 750GB HD and a Samsung Evo 850 256GB, a total of 1TB Fusion on my MacBook Pro i7 2.7 Ghz. After creating the Fusion drive, I used Yosemite 3.0 USB ...
2
votes
2answers
120 views

Can OS X be installed on the ssd part of the fusion drive?

I am looking at purchasing a mac mini and need to decide on a storage option. I want either an ssd or the fusion drive however I am not sure whether OS X can be installed on the SSD part of the fusion ...
2
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2answers
117 views

Resize FusionDrive to fill empty space?

Context: I wanted to install Windows 8 onto my Mac by repartitioning my FusionDrive. Using the partition BootCamp provided didn't work, so I found a "solution" on Apple forums to create empty space ...
0
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0answers
16 views

Unnable to dismount my fusiondrive - I removed one physical volume

I bought a Macbook Pro Retina 13 w/ 128 flash. When I try to put all my stuff on it I verified that it doesn't fit. So my friend pick an 128 SDXC card and made a Fusion drive with my standard internal ...
1
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0answers
13 views

Aperture library on self-created FusionDrive: References are lost

I know it's a bit late to ask Aperture questions, but anyway... I run Aperture on an iMac with a self-created FusionDrive. The FusionDrive's volume is called FusionDrive, and it consists of an SSD ...
1
vote
1answer
210 views

Fusion Drive seems to be messed up

I felt that my iMac late 2012 became pretty slow, above all after login. Now when I look into disk utility, it seems that my disk doesn't behave as Fusion Drive any more: An output from terminal: ...
0
votes
1answer
93 views

How do i get full capacity from Fusion drive on vmWare ESXi 6.0 Mac Mini 7,1

I managed to install the free vmWare ESXi 6.0 hypervisor on a Mac Mini 7,1. It's running rather nicely from a USB memory. The mini has s 2TB Fusion drive. My problem is that i can only get the 106 GB ...
0
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0answers
45 views

Mount part of a failed Fusion drive

Long story below. I have the rotating 3TB drive part of a fusion drive. Is it possible to fix/mount/access the files on this drive? I have it in a external usb dock. I get the option to "fix" but it ...
2
votes
5answers
1k views

Can not delete Free Space on iMac 5K: Partition doesn't appear in CS list

I recently tried to install a bootcamp instance of Win 8.1. The install failed for some reason (wasn't clear from the error message). This left me with an unaddressable partition. I erased that ...
2
votes
1answer
127 views

Should I create a Fusion Drive before or after downgrade (from Yosemite to Mavericks)?

I bought a used Mac Mini late 2012 with installed Yosemite and two drives: SSD 128 GB and HDD 500 GB. I want to create a Fusion Drive and downgrade to Mavericks via bootable USB flash drive. What ...
0
votes
1answer
94 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 ...
2
votes
2answers
198 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 ...
1
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1answer
2k views

diskutil shows Macintosh HD is missing (with Recovery HD occupying the entire space)

So yesterday I managed to screw up my iMac 2012 (with Fusion Drive) by installing the Mac OS X 10.10.2 update... The installation stalled and when I tried to restore from an external drive using Time ...
3
votes
2answers
4k views

I think I messed up the Fusion Drive on my 1TB iMac (with BootCamp)

this is a somewhat similar post to this one (Can't create partition on free space with Disk Utility) but not quite... It started with me creating a BootCamp partition (around 145 GB) for Windows ...
4
votes
6answers
11k views

How can I verify that a DIY Fusion Drive is working as it should?

I installed an SSD in my 2011 Mac Mini to run alongside the stock 500GB HDD. After carefully reading through a number of tutorials, I used Terminal to merge them into a single "Fusion Drive". I cloned ...
1
vote
2answers
1k views

Upgrading to SSD on 2010 MBP

I have a mid-2010 MacBook Pro, which I want to upgrade with an SSD in the Optical Drive slot and create a Fusion Drive (using the Terminal diskutil command in Recovery Mode) and then re-install OS X ...
1
vote
1answer
1k 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 ...
0
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1answer
69 views

RAM Disk Fusion Drive?

I've recently started reading up on RAM disks, and they really do sound like they could boost a computer's speed. However, I was wondering if there was a way to go even further and make a RAM disk one ...
0
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0answers
14 views

Neither Boot Camp Assistant nor Disk Utility can repartition my Fusion drive [duplicate]

After playing around with Boot Camp, trying to install Windows 8.1 on my Retina iMac with Fusion drive (it didn't work), I'm left with a partition scheme that neither Boot Camp Assistant nor Disk ...
0
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2answers
268 views

Fix a DIY Fusion Drive

A few weeks ago, I took out my early 2011 13-inch MBP's optical drive, put my 500GB HDD in the optical drive area, put a 120GB SSD where the HDD used to live, and made a DIY Fusion Drive according to ...
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0answers
135 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), ...
1
vote
0answers
169 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 ...
0
votes
3answers
2k views

How can I manually force a file of a Fusion Drive to the SSD?

From what I understand, the implementation of the Fusion Drive is at the OS level (coreStorage). Yet, I want to know if it's possible to manually interfere in the management for a specific file or ...
2
votes
2answers
604 views

Does a Boot Camped Windows alongside a Mac OS X partition profit from a Fusion drive like Mac OS X does?

While writing an answer to this question Should I defrag my SSD before creating a partition for Boot Camp? i wondered if a Boot Camped Windows profits from a Fusion drive like OS X on the same drive ...
17
votes
1answer
10k views

How to determine which files are on SSD on Fusion Drive?

My question is: How can i determine which files are on the SSD "partition" on Fusion Drive? I have an iMac with 1TB Fusion Drive, and it would be good to know which apps or data are on which ...
0
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0answers
36 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 ...
1
vote
0answers
94 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 ...
2
votes
1answer
280 views

Fusion Drive constantly spinning up and down

I've got a 1TB Fusion Drive (with a Seagate 7200 rpm hard drive) in a Late 2013 27" iMac. While the iMac is asleep, the hard drive spins up and down every minute or so (without fail), creating an ...
3
votes
1answer
2k views

Name-error when formatting NTFS on OS X 10.8.4 using “diskutil” (Terminal)

I have a 2011 Macbook Pro 13 inch - OS X 10.8.4 (Mountain Lion), which i upgraded with a SSD. I installed the original HDD as second drive instead of the optical. I need to change the filesystem for ...
2
votes
2answers
2k views

How do I see disk usage within a Fusion Drive (CoreStorage Logical Volume)?

I just created a "Fusion Drive" on my MacBook Pro by following "How to make a Custom CoreStorage Drive in OS X". It was created with a 256GB SSD and 320GB HD, with the SSD set as the "primary" disk ...
2
votes
1answer
387 views

Is there a way to change order of physical disks in Corestorage

I upgraded existing system to a "Fusion drive" - corestorage volume - consisting of existing 300GB HDD and new 120GB SSD. Instead of creating a new corestorage drive I went with the route of ...
0
votes
1answer
454 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 ...
45
votes
8answers
17k views

Can I make a DIY Fusion Drive?

I have a Mac Mini with two drives: a 256GB SSD and a 500GB HDD. From what I've read, the new Fusion Drive does all of it's magic in software, using the Core Storage APIs. Can I get my setup to ...
0
votes
1answer
147 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 ...
0
votes
2answers
164 views

FusionDrive + Encrypted CoreStorage Volume - Problems writing to volume

Has anyone had experience with encrypted (home made!) FusionDrive volumes and intermittent failure of writes to this disk? I'm on a Late 2011 MBP 13" with (currently) 4 GB RAM, a 128 GB SSD and a 750 ...
0
votes
1answer
181 views

Rebuilding Fusion Drive

I have a Fusion Drive (10.9.1) with a 256GB SSD and a 1TB HDD. The 1TB HDD has started making noises and has reported SMART errors. It is apparent that it will fail any day. I have Time Machine ...
0
votes
3answers
3k views

Fusion Drive, Bootcamp and FileVault - with working Recovery HD?

since I experimented a lot on this issue without coming to a solution, I hope someone else could help me with it. I've got currently running a setup with those partitions: Fusion Drive ...
0
votes
2answers
5k views

New iMac (mid 2013) storage options

I recently purchased a maxed out iMac: NVIDIAGeForceGTX780M 4GB GDDR5 3.5GHz Quad-core Intel Core i7 8GB 1600MHz DDR3 SDRAM-2X4GB (upgrading to 32GB myself) 256GB Flash Storage ...and I'm ...
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2answers
2k views

Made DIY fusion drive… now recovery partition won't boot

diskutil list shows what I am fairly certain is the correct layout. The recovery partition is "outside" the core storage logical volume group on the rotational disk: % diskutil list /dev/disk0 ...
8
votes
5answers
16k views

DIY Fusion Drive: Adding Recovery HD to a CoreStorage Volume Group

After creating a "DIY Fusion Drive" using the methods below in 10.8, I'm now wondering how to add a RecoveryHD partition to the internal drive. Here's what I did to create a Logical Volume Group ...
4
votes
4answers
639 views

Can I create a fusion drive with an HDD that already has a boot camp partition?

I'm planning to replace the optical drive in my MacBook Pro 9,1 (mid-2012, non-retina) with an SSD and make the two internal drives into a fusion drive, and I know that creating a boot camp partition ...
3
votes
1answer
2k views

OS X Mountain Lion does not boot after the creation of a Fusion Drive

I have followed a guide to set up the core storage logical volume to use one SSD and one HDD. Since then, I have encountered multiple errors such as: 69822 Couldn’t rediscover disk after operation ...
2
votes
0answers
299 views

How do I troubleshoot appalling write performance on DIY Fusion Drive? [closed]

I recently bought a 120 GB OCZ Vertex 3 and stuck in my 2009 Macbook White, together with a optibay-adapter for the old 500 GB HDD and configured them as a corestorage "fusion drive" by using the ...
1
vote
1answer
2k views

Is Mac Mini's Fusion drive useful if I mostly use windows 8 through Bootcamp?

I am considering of buying a Mac Mini with a 1TB Fusion Drive. However I will rarely use OSX (except for iPhone application development) and will mostly be running Windows 8 through Bootcamp. In this ...