Solid State Disk, a generic term for computer storage devices that have no moving parts and do not involve a "hard disk". A hard disk, in contrast, is a device incorporating a spinning platter or platters that store information magnetically.

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SSD on OSX Mountain Lion says it's almost full but isn't

So, first things first, my mac is a hackintosh so my issue may be some weird issue due to that. However, I was wondering if what I'm experiencing is signs of ssd failure. I have a 128gb ssd in the rig ...
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1answer
56 views

OS X 10.9.4 shows wrong used disk space

The used disk space reported in About My Mac is inconsistent (MacBook Air, mid 2012). Notice that the used space for Apps is greater than my disk size. I tried different ways to fix it (Disk ...
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1answer
33 views

Is there TRIM support in OS X 10.6.9 for PowerPC?

A friend of mine has a PowerBook running 10.6.9. To give it another lease of life, he'd like to install an SSD. Question is: does OS X on PPC have TRIM support?
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4answers
6k 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 ...
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1answer
70 views

iMac login screen a mess. Logging in crashes the machine. Able to go into safe mode

IMac 27" late 2009, replaced DVD drive with 256Gb SSD, replaced original failed drive with a 2Tb drive. Lived happily ever after for 3 years. So this is started a few days ago. All of a sudden ...
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1answer
26 views

Does any data go into SSD from bootable OS USB (besides OS itself)?

I made a bootable OS 10.6 in my external HD with Disc Utility's partition & restore functions (with the "source" (as OS disc) and "destination" method...) And I used that to do a clean OS install ...
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2answers
3k views

Should I enable TRIM in Crucial M500 SSD over Mavericks?

I'm wondering what should I do with my Crucial M500 over my Macbook Pro with the last version of Mavericks. I've read that enabling TRIM also slow down a bit the writting/reading speed of the hard ...
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4answers
218 views

Upgrading a 2010 Macbook pro

I have a 17" Macbook Pro, mid 2010, with a 2.66 GHz core i7. It has 4GB of memory and a 500 GB sata hard drive (5400 rpm). With this specification, if I have to update one and only one part of my ...
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2k views

Enabling AHCI for SSD under Win7 BootCamp on Macbook Pro 2011

I've just installed a new Samsung 830 256GB SSD and have configured BootCamp with Lion and Windows 7. Under Lion, I have installed Trim Enabler. Under Windows 7 I have installed the Samsung (Wizard) ...
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1answer
34 views

Trying to play steam pc games on my macbook pro

So I was wondering if I put parallels on a ssd (256 GB) and kept Mac os x on a HDD and had 16 GB ram would It be good enough to play steam games.I dont care about graphics cards, Im just wondering ...
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923 views

Unusually long boot time in non-verbose mode - early 2008 MBP + SSD + Mavericks

Inside my early 2008 MBP (15", C2D 2.4, 4GB, GF8600M) I installed a used Samsung SSD (128GB), did a clean Mavericks install and at first startup, I restored the Applications, Desktop, Documents etc. ...
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2answers
564 views

FileVault security hole when used on SSDs

I just woke up to the fact that it looks like user data can be leaked when using FileVault and Migration Assistant on an SSD on a new Mac when following the default prompts. When I set up a new Mac, ...
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33 views

Is it safe to restore the ~/Library folder?

I have just replaced my magnetic hard drive with a new and fast SSD drive. I have placed the old drive in an external case, so all the files are available, and all the data was successfully ...
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2answers
253 views

Encrypting using FileVault on an Apple original SSD - any likely problems?

There are plenty of FileVault 2 and SSD (Solid State Disk) questions on many forums, and a few already on this site, but this is more specific and I cannot find it even asked - let alone answered: If ...
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2answers
93 views

MBPR 13" Late 2013. Two identical SSDs (different revs.) - one boots, one doesn't?

I have a new MacBook Pro 13" Retina (Late 2013) which works flawlessly. It has a factory installed 512 GB SSD, which also works flawlessly. Then I bought basically the same type of 512 GB SSD, 2nd ...
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2answers
4k views

Flashing folder with question mark appear when reboot macbook pro

I substituted a MacbookPro 13" HDD with a Corsair SSD and upgraded the RAM to 8GB. I did a fresh install of OS X Mavericks but when the machine reboots (restarts), it shows a flashing folder with a ...
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2answers
91 views

Issues putting a hard drive in the optical bay of my early 2011 MacBook Pro

I'm asking for help for my brother! I recently switched over to a dual hard-drive setup, and it worked perfectly. However, my brother is having issues. First off, here is the hard drive we are ...
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2answers
64 views

SSD Partition Corrupted

I recently installed a dual-drive setup where I have an SSD and an HDD. I had installed the OS and Apps on the SSD, and other stuff stayed on HDD. Recently my battery died, and I have been using the ...
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4answers
200 views

MacBook Pro 2013 hard drive upgradable?

My MacBook Pro late-2011 model was recently stolen when someone broke into our car. Luckily there weren't too many other items in the car and my computer was fully backed-up. I am looking for a new ...
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1answer
2k views

Turn off encryption on filevault2 second HDD

I have an Early 2011 MBP on which I installed an SSD (in the SuperDrive's bay). After that I enabled FileVault2 encryption on both the SSD (which has the ML 1.8.2 install) and on the original HDD ...
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2answers
2k views

Fix slow startup after utility disk repair on a SSD

I have a 250Gb Samsung SSD 840 series with Trim support enabled installed on a mid-2009 13" Macbook pro running Snow Leopard (10.6.8, 2.26GHz, 8Gb of RAM) and I experience extremely slow startup after ...
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1answer
24 views

Deleted iTunes matched songs still taking up space

I recently turned on iTunes Match and opted to delete local copies of my music. After doing so, my available space on my SSD did not report a change, despite deleting almost 100GB of tracks. Is this ...
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2answers
63 views

How to share files between OSX and Windows 8 dual boot?

I'll be getting my first MacBook Pro today. Late 2013 with 256GB of SSD space. For my development activities, I'll be needing Windows 8.1 running alongside OSX. I've done some reading on both ...
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2answers
153 views

Samsung SSD 840 speed issue

Can any one explain me this ? I re-install BlackMagic but it ain't change a thing. I'm running 10.9.3 and there is only one partition on the SSD. With the terminal : MBP-Thomas in ~ ○ → dd ...
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37 views

Boot camp attempting to boot off wrong MBP internal drive

I have an early 2011 17-inch MBP running the latest version of Mavericks. The primary drive is a 1TB SSD and I also have a 512GB SSD in the optical bay. BootCamp is installed on a partition on the ...
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3answers
176 views

Clone HDD running Yosemite [closed]

So I made the mistake of upgrading to Yosemite and I can't revert back to Mavericks. I bought this SSD and am trying to clone my HDD. However Carbon Copy says it does not support Yosemite, are there ...
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1answer
30 views

Macbook 5,2 (Mid-2009) optical bay hard drive enclosure

I was wondering what about my Mid-2009 Macbook makes optical hard drive enclosures like this one incompatible with the enclosure. And if there is another way that could get a second drive in there.
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64 views

Time Machine and an Unmounted Internal Drive

A couple of weeks back I put an SSD in my macbook, keeping the old spinning disk drive around using an expansion bay. Everything went fine, and I got it backing up. However, having the SSD around, I ...
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1answer
42 views

A tricky Bootcamp/SSD problem

I have a 2009 unibody Macbook Pro 13". Last year I took out the optical drive, replaced it with the original hard drive and installed a 256GB SSD in its place. I then setup Win7 on a small (75GB) ...
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1answer
78 views

How to see total uptime on a mac [duplicate]

Back when I had a Windows machine I used a program called CrystalDiskInfo to see total hours of operation of my computer. I only used the numbers for fun or to like indicate how "used" my PC was.. ...
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0answers
29 views

How to use Time Machine to back up a partitioned drive?

My MBP was originally a single SSD partition, which I backed up with Time Machine to an external USB HD. I created a new partition on the SSD for Yosemite, and am running the MBP on 10.10, although ...
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15k views

Can I upgrade the SSD on late 2013 retina Mac Book Pro?

Do the late 2013 models (13" - (ME864LL/A, ME865LL/A, ME866LL/A), 15" - (ME293LL/A, ME294LL/A)) support after market SSD upgrades? If so, is a drive that works with the late 2012/ early 2013 rMBPs ...
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3answers
5k views

New Macbook Pro 2012 Operating System onto new SSD?

A friend has just bought a brand new Macbook Pro with Mountain Lion OS. We are going to install an SSD to replace the standard HD that it shipped with, however, it looks like Apple don't ship with the ...
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4answers
68 views

Why do I get different Available/Used spaces with Disk Info and df?

I have an early '13 MBP running Mavericks. Today, I got a SSD external drive today, and moved my virtual machines and Lightroom catalog files over to it to free up disk space, since 256GB goes fast. ...
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1answer
2k views

Any point in waiting for Samsung 850 EVO?

I'm about to upgrade my MacBook Pro (13" mid 2012) with 16GB of RAM and an SSD. According to this news article Samsung's new 850 SSD series might be around the corner, and I'd much appreciate your ...
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0answers
26 views

some file system operations very slow, ssd

(macbook air 2012, noticed before I upgraded to mavericks) on my SSD, newly downloaded files or newly created folders take a very long time to be moved, viewed, or examined. I have 1/5th of the free ...
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3answers
6k views

How to securely erase an SSD drive?

I'm pretty new to SSD technology, so I don't know how it compares to hard drives when it comes to securely erasing the drive. Is it enough to run Disk Utility and erase the drive with the option ...
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3answers
73 views

how to upgrade my Hard drive on MacBook pro

I have a MacBook pro version 10.9.3 with 2.9 GHz Intel core i7 processor. 8GB of ram and a 750GB HD. I'm running windows through parallels and allocated 4GM of memory to it and a used my bootcamp ...
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2answers
159 views

Samsung EVO 480 *and* stock hard drive not recognised by Snow Leopard installer

A friend of mine came to me with her Macbook Pro 8,3 (17 inch, 2011). The hard drive had failed, and booting into the recovery disk didn't show a working hard drive. I went out and bought her a ...
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0answers
51 views

Mavericks errors with user that has symlinks for most of the home folder

Late 2011 Macbook Pro Internal 250gb SSD Internal 1tb HHD My main user has symlinks for most of the home folder, pointing to folders on the HHD (excluding /Applications and /Library). This setup ...
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2answers
171 views

How to comprehensively benchmark SSDs on OS X?

I want to benchmark my SSD under different circumstances. Connected through USB3, Thunderbolt and internally (S-ATA). Unfortunately I can only find benchmarks which concentrate on measuring read and ...
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2answers
86 views

Apple infinite load. I/O error and even a new HD

My mac mini from the 2011 refused to boot. Apple logo and loading image forever.. I tried cmd+s: Went through all the steps from the applejack, tried fsck -fy, all semmed pok, Tried cmd+v: It ...
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3answers
61 views

necessary access permissions

I have just installed a ssd drive into my iMac mid 2010 formatted the drive and installed Maverick and migrated only my applications from the old system drive which is now in a dock station. all when ...
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3answers
143 views

How to replace hard drive without reinstalling the whole system?

I recently purchased a 1TB solid state hard drive Samsung Electronics 840 EVO-Series 1TB 2.5-Inch SATA III Single Unit Version Internal Solid State Drive MZ-7TE1T0BW. I hope I won't need to manually ...
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0answers
61 views

Why is cloning my MacBook Pro slower since I upgraded it to SSD?

Last week I replaced the 512GB 7200rpm HDD in my Mid-2010 MacBook Pro with a 512GB SSD (Crucial 550). The performance improvement in most areas is welcome, but one thing is now considerably slower: my ...
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1answer
78 views

Does RAM Disk Improve OS X Performance?

I stumbled this article explaining how mounting RAM disk can improve OS X performance up to 40× which of course is just a a hyperbole. My question is whether the suggestion made by them valid for ...
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12answers
28k views

Why would I disable swap file in Mac OS X?

I came across a thread about installing an SSD drive in MacBook Pro. Someone in the comments also recommended to disable the swap file but didn't say why: sudo launchctl unload -w ...
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3answers
5k views

Does FileVault encryption slow read/write access on an SSD?

Never fancied enabling FileVault on previous Macs but now I'm running OS X on an SSD. Is there a noticeable decrease in speed?
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2answers
502 views

How fast is 256GB to 128GB on mid-2013 MacBook Air?

I've tried finding the comparison reviews of the performance differences between 128GB and 256GB PCIe SSDs of mid-2013 MacBook Air 11" and 13" (which now have been carried over as the ...
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1answer
64 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 ...