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The.316

macrumors 65816
Original poster
Jul 14, 2010
1,400
164
25100 GR
I have a Samsung SSD running Yosemite at the moment, in my iMacs optical drive. I replaced the iMacs original HD with a 2tb one, which I use for storage. I am going to do a clean install, and I was wondering if I should create a Fusion drive with the two drives I currently have. Is there any real benefit by doing it, aside from my iMac not showing two HDs on my desktop?
 

St3wbie

macrumors newbie
Oct 1, 2015
4
-1
Depends on how big your SSD is - I picked up a really cheap 60GB one a few years ago and used it to replace the Superdrive in my Early 2011 15inch MacBook Pro. I went straight into configuring it as a fusion drive because it was waaaay too small to use as a separate drive without there being issues somewhere along the line. It was the best thing I could ever have done - I now have an old (in relative terms) i7 15inch that runs at speeds my friends with 1 year old high end WinBlows laptops are envious of...
I'd say that if someone put in a big SSD alongside their HDD then yeah, it would be a 'nice to have' rather than of any significant benefit. However, if it's smaller than 80GB, then I'd say, absolutely! go for it, make it a fusion drive.
But, and it's a big but, make sure you regularly back everything up - by combining two drives to make one faster, larger one, you will also be doubling up the risk of system failure - it just takes one of them to fail for your data and OS to become inaccessible.
[Edit] PS remember to enable Trim ;)
 

The.316

macrumors 65816
Original poster
Jul 14, 2010
1,400
164
25100 GR
Depends on how big your SSD is - I picked up a really cheap 60GB one a few years ago and used it to replace the Superdrive in my Early 2011 15inch MacBook Pro. I went straight into configuring it as a fusion drive because it was waaaay too small to use as a separate drive without there being issues somewhere along the line. It was the best thing I could ever have done - I now have an old (in relative terms) i7 15inch that runs at speeds my friends with 1 year old high end WinBlows laptops are envious of...
I'd say that if someone put in a big SSD alongside their HDD then yeah, it would be a 'nice to have' rather than of any significant benefit. However, if it's smaller than 80GB, then I'd say, absolutely! go for it, make it a fusion drive.
But, and it's a big but, make sure you regularly back everything up - by combining two drives to make one faster, larger one, you will also be doubling up the risk of system failure - it just takes one of them to fail for your data and OS to become inaccessible.
[Edit] PS remember to enable Trim ;)

I have a Samsung SSD, 250gb, and a WD 2tb drive to go with it. Should I just do what I did before, and have two seperate drives, or should I create a fusion drive? I have a 2tb Time Capsule that I can use to back up, as well as a 4tb external drive, so I think Im safe there.
 

St3wbie

macrumors newbie
Oct 1, 2015
4
-1
To be honest, I think that with a 250 SSD, there wouldn't necessarily be any measurable benefit in going Fusion, you already have all the storage you need on the SSD for all of your OS and Application needs, and all your music, movies, pictures etc can sit on your HDD happily.
 

The.316

macrumors 65816
Original poster
Jul 14, 2010
1,400
164
25100 GR
To be honest, I think that with a 250 SSD, there wouldn't necessarily be any measurable benefit in going Fusion, you already have all the storage you need on the SSD for all of your OS and Application needs, and all your music, movies, pictures etc can sit on your HDD happily.

OK. Just didnt know if it would be beneficial to go Fusion. I appreciate the help.
 

St3wbie

macrumors newbie
Oct 1, 2015
4
-1
That's basically it - I did it using scribbled down notes of advice from friends at the local Mac User Group meeting over a couple of pints of beer, but that looks about the same - Good luck with your adventure into Fusion Drives :)
 

cptomes

macrumors newbie
Jan 6, 2015
8
0
just make really sure you have a good tm backup. when a fusion drive goes down for any reason your data is pretty much gone. had 3 customers bit that way already.
 

NazgulRR

macrumors 6502
Oct 4, 2010
423
83
Does the HDD part of the homemade fusions spin down or does it run 24/7? Considering a homemade fusion drive for a mac mini server that I have on 24/7...
 
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