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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Facetime audio takes up SSD space

I was just using FaceTime audio and my phone told me I was running out of space. I was curious as to how this was possible as I knew I have about 2GB free yesterday. I kept going back in and ...
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2answers
375 views

SSD w/ brand new clean in stall of Yosemite fails to boot

I've just installed a new version of Yosemite on a third party SSD (Crucial). When I boot it up it hangs on a gray screen. Steps that got me here: Connect SSD to Macbook Pro (with existing HD) ...
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2answers
31 views

Caching HDD Files on an SSD

Given a system with a fast internal SSD, and a slower external HDD, is it possible to improve the HDD's performance using free space on the SSD without creating a Fusion Drive? In my case the external ...
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1answer
1k 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
2k 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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11 views

DriveDx shutdown count is very high

DriveDx claims that there have been 2051 power cycles on my Fusion SSD in 17 months. For the Fusion Hard drive part it claims 6402 power cycles count. SSD power on time has been 12250 hours and ...
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1answer
37 views

SSD or upgrade RAM (slow hard drive)

I have a late 2012 MacBook Pro (13" baseline model), and it has served me well, but in the last few months it has been very slow. I'm pretty sure it's the hard drive that's slow, because I have tried ...
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1answer
45 views

MacBook Pro SSD boot issues

So I have a MacBook Pro (Late '12), has run seamlessly with all OSes that I have put on it, (not to say that this problem is due to the OS). (I'm trying to be as detailed as possible so bear with me.) ...
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1answer
26 views

SSD formating trouble and mysterious disks

Two days ago suddenly Apple services started to fail on my Mavericks machine. I couldn't shut down (logind - or something like that - crashed but could not be force-quit). I shut down twice from ...
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2answers
797 views

Installing an SSD in a MacBook Pro mid 2010 but OS X is on an external USB HDD

The HDD in my MacBook Pro failed so I followed some online instructions, and as I had a spare external USB HDD I ended up with the latest OS X Mavericks on the external HDD. It was all done by Apple ...
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1answer
16 views

Convert Mac Pro internal boot drive into an external harddrive without wiping

I have a 2008 Mac Pro running Yosemite. I just purchased a solid state hard drive which I want to become my boot drive. I do not want to transfer the data from the original boot drive to the solid ...
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2answers
2k views

Glitches in OS X - memory or ssd?

My laptop is Macbook pro 15', Early 2011, with an SSD drive - OCZ Agility 3 240GB. I changed my memory too to 16GB (Corsair from Amazon). I experience glitches: Also Skype refuses to launch. I ...
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114 views

How do I install Windows 8.1 on an USB flash drive instead an internal or external hard disk?

I'm using MacBook Pro (Retina, 15-inch, Early 2013) with OS X Yosemite (10.10.1) and I would like to run Windows 8.1 off USB Flash Drive and not my internal SSD. So, I ran Boot Camp Assistant, went ...
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1answer
38 views

SSD: MacBook Pro Retina 15“ (A1398) and 13” (A1425) compatibility?

Can I use an SSD from MacBook Pro retina A1398 in a A1425? Will it work ?
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2answers
147 views

New SSD: How to get into OS X Recovery?

I am going to be installing a SSD into my 2011 15" Macbook Pro. After I install the SSD, how should I boot into OS X Recovery? Should I use Internet Recovery even though my Mac came with OS X 10.7; ...
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0answers
41 views

TRIM won't turn on Samsung 256GB 840 Pro

I've just changed to a SSD and am trying to enable TRIM by following this guide - https://digitaldj.net/blog/2011/11/17/trim-enabler-for-os-x-lion-mountain-lion-mavericks/ Everything executes fine ...
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3answers
4k views

Copy Crucial SSD Firmware Update ISO to Bootable USB

I want to start with the Crucial SSD Firmware Update and copy the ISO to a bootable Mac USB stick, using a minimal set of tools. I hope that means using only built-in Mac software, such as Disk ...
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1answer
2k views

How to FW upgrade and reperform a Samsung 840 Evo Basic on a Mac

i got one of these Samsung 840 Evo Basic 500GB on an iMac (used externally in a TB case - standalone, not Fusion). I know there's a firmware update out which is already available for Mac users too ...
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1answer
49 views

SSD upgrade for 2013 21" iMac?

I have got an iMac (EMC 2638) here, with 1TB hard drive. I have read that there is a PCIe SSD slot on those iMacs as well, originally for the fusion drive. Is it possible to upgrade my iMac with such ...
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2answers
38 views

SSD upgrade for mid 2012 MBP

I recently started getting performance issues with my MBP while running apps like Xcode and Eclipse. A quick diagnostic of the system showed that it thrashed over 458k times. Vendor Specific SMART ...
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2answers
6k views

Can I upgrade my MacBook Pro Retina?

So I saw around on the internet that people have changed their HDD to an SSD on their MacBook Pro which people say helps in speed. This might seem silly to ask here for some of you but I like to get ...
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1answer
28 views

How to securely erase an arbitrary SATA drive, utilizing the drive firmware to do so?

The problem with using Disk Utility or dd if=/dev/zero to erase a disk is that: It applies unnecessary wear to SSD drives. It sends the drive's capacity worth of zeroes over the drive's interface. ...
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0answers
60 views

Trim Enabler w/disabled kext signing - is it possible to get warning of or track source of kext installs? - security with kext-signing disabled

The goal is to track when kexts are installed and determine whence kexts came. For instance TRIM is disabled for 3rd party drives in OS X Yosemite. To use a utility like Trim Enabler one must disable ...
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3answers
7k 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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1answer
24 views

How to install SSD on late 2007 MacBook Pro (15 inch)

I have a slot on the left-hand side of my MacBook Pro (late 2007, NOT a unibody) and am wondering: is this slot suited for an SSD that I can simply stick in? Or would I have to install an SSD ...
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0answers
14 views

Internal SSD not visible

When I boot up my Macbook Air (circa Sept 2013, running Mountain Lion), I get a folder with a "?", indicating the SSD is not visible. This started when I tried installing an Office upgrade, and ...
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2answers
193 views

Has anyone zero'd the cells on an SSD? [closed]

Has anyone zero'd the cells on an SSD? I've read that this is possible essentially making your ssd "new again"—has anyone tried this method? ...
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1answer
51 views

Cloning my SSD into bigger one

I have a 128gb SSD running MacOSX, I have another 2TB spinning disk too, I have a bunch of symlinks so that ordinary directories that do not need SSD speed are put on the 2TB disk (Downloads, Desktop, ...
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0answers
109 views

Unable to partition hard drive with Yosemite (Disk Utility hangs)

I have a 2007 model Macbook Pro running Yosemite 10.10.1. My father recently upgraded my hard drive for me from the stock 320GB hdd to a hybrid 500GB hdd. He's not really a Mac user and said there ...
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3answers
2k views

3rd-party SSDs: enabling TRIM without disabling kext signing

Unfortunately Apple has decided to create kext signing in Yosemite that creates issues for SSDs that require Trim support for optimal function and longevity. Whether this is vendor lock in or not, ...
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2answers
5k views

MacBook Pro freezes after being woken up from sleep mode with Samsung 850 Pro SSD

My MacBook Pro freezes after it's being woken from sleep mode. I can move the mouse but can't click anything and the password form courser is not blinking too.I recently installed a SSD and did 2 ...
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35 views

My PCIe SSD crashed during OS reinstall, now will not mount, unmount, repair

While I'm pretty sure I totally broke the partition table, I've been unable to fix it using tools like testdisk and diskwarrior. My machine crashed during installation of 10.8 OSX on a mercury ...
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6answers
10k 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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3answers
2k views

Should I enable TRIM with a third party (non-Apple) SSD?

I have an Intel 320 Series 120 GB solid state drive installed in the optical drive bay of my 2012 MacBook Pro 13". I'm not sure whether to use TRIM Enabler to enable TRIM. I did enable it before on ...
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2answers
862 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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2answers
2k 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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1answer
150 views

Macbook Pro Retina 13 (late 2012) SSD replacement, putting in a SATA 2.5' SSD drive?

Macbook Pro Retina 13 (late 2012) SSD replacement, putting in a SATA 2.5' drive? Before you jump in and say no it can't be done please read the below information to see it can be done. The late 2012 ...
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1answer
86 views

Deleting content of /private/tmp moved on different HDD

I have a Macbook pro with 2 internal HD (stock HD for data and data doubler + SSD in place of the optical drive, hosting the OS). I'm now trying to optimize this setup to take into account the ...
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2answers
69 views

About to sell my 2013 rMac. Is 3 pass zero enough?

I plan on selling my late 2013 rMBP soon. I was wondering what your opinions are on me using a 3 pass zero on a SSD? Is it enough? I do have some sensitive data on there (bank info, passwords to ...
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1answer
3k 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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1answer
1k views

How Does FileVault 2 Full Disk Encryption Affect SSD Garbage Collection

I'm trying to learn how full disk encryption using Filevault 2 will impact SSD garbage collection. My understanding is that garbage collection involves moving pages in blocks with free space to empty ...
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3answers
42 views

Macbook Pro 13" Mid 2014 disk defect?

I just bought a MBP 13" mid 2014 with a 128 GB SSD. When doing a disk speed test with the Black Magic Design-app, I only get about 210 MB/s write and about 510-550 MB/s read. All the benchmark videos ...
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2answers
50 views

28 pin SSD adapter or enclosure needed for Late 2014 MBP

I've been trying to find an adapter for a Late 2014 MBP Retina SSD. Standard msata didn't fit, and from a few consumer reviews of other enclosures and adpaters, it seems to be uncertain if one exists. ...
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2answers
242 views

How to keep an SSD in shape on Yosemite?

As of OS X 10.10, Apple uses kext signing. Ever since it has become difficult and dangerous to manually activate TRIM for third-party SSDs on OS X. So I am wondering what are my options to sustain ...
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1answer
192 views

Is Disk Utility's “Repair Disk” a viable TRIM solution for Mac OS X Yosemite?

I'm upgrading a 2010 Macbook with an Intel 730 SSD. Since Trim Enabler is still available but more risk, I'm trying to get by with just Disk Utility. My question was prompted by this hint which ...
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2answers
36 views

SSD In iMac G4 not recognized

I recently bought an SSD and an IDE to SATA adapter. I've installed these into my iMac G4 (it's the 20" 1.25GHz model) neither the Leopard installer or Disk Utility will recognize it. The SSD is ...
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0answers
704 views

MacBook Pro will boot only after a SMC reset

I replaced the hard drive in my MacBook Pro (mid-2010) with a SSD one. I installed Mac OS X 10.9. At first the installer wasn't able to find the new SSD drive, because of a error: "SerialATAPI device ...
3
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1answer
241 views

How often and for how long does Trim Enabler need to run?

As of Yosemite, DIY, or non-Apple installed SSDs have Trim support challenges using applications such as Trim Enabler. Assuming one keeps their TRIM supported SSD in Yosemite, what is a good ...
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2answers
119 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 ...
2
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2answers
42 views

Is buying from the Apple website VS Apple Store any different?

I am interested in buying the new Apple MacBook Pro 15''. I wanted a somewhat personalized version though (500 GB SSD / 16 GB ram) which is not the "basic" one. My question is this: does the Apple ...