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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119 views

OS X prompts for password when connecting unencrypted volume and Disk Utility repair does not work

I have an external 250 GB SSD which now, when I connect it (via USB) to the computer, causes the OS (10.10.3) to prompt me with: Enter a password to unlock the disk The problem (well, a problem) ...
3
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0answers
207 views

SSD Issue - TRIM related?

I'd bought an SSD that I'd put in my early 2011 13" MBP to make a DIY Fusion Drive in conjunction with the original 500GB HDD. A few weeks ago, I enabled TRIM (using TRIM Enabler). 5 days later, the ...
3
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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 ...
2
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0answers
24 views

CMD+R wil not start Recovery HD - Fusion Drive

I have recently my Macbook Late 2009 with a SSD crucial 500Mo (Data doubler). I made a Fusion Drive with no problems, then I re-installed el Capitan again with no issue (except I tried to re-install ...
2
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0answers
301 views

Cannot open/save files on El Capitan. Is this a permissions problem?

I have some issues with my file system on my MacBook; I am running OS X El Capitan with an SSD. For instance, if I make a screenshot, save the file on my desktop, and then immediately try to open the ...
2
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0answers
68 views

Migration Assistant problem

Replacing a failing HD with an SSD in an early 2011 MBP 13". Made a Time Machine backup to an external USB HD with original disk, installed the SSD, installed OS X from the install DVD that came with ...
2
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0answers
24 views

Can I control which drive application and OS updates are downloaded to?

I have a small SSD as my main drive, and a large regular drive for data files. Noticing that my mac is currently downloading an XCode update of about 2.5Gb and an OS update of about the same size, I ...
2
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0answers
585 views

Reclaiming Disk Space on my Mac

I've got a MacBook air with a 128 gigabyte SSD, and it reminded me again this morning that I'm almost out of storage space. What caches are safe to delete, and what other places are good to reclaim ...
2
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0answers
54 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 ...
2
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0answers
392 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 ...
2
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0answers
1k 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 ...
2
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0answers
296 views

OS X breaks if I apply HFS compression to the whole volume. What do I need to exclude?

OS X breaks if I apply HFS compression to the whole volume. (It won't boot.) What do I need to exclude? I've been able to compress large parts of it, but then I had to restore after I compressed ...
2
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0answers
127 views

Can't log in as user. SSD drive from broken macbook inserted into a new macbook.

Pre-story: An older 2009 Macbook Pro 13"’s logic board has broken and I’ve got a working 2010 Macbook Pro 13". Old Macbook was upgraded with SSD drive that was used as a system drive and home folder ...
2
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0answers
1k 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
380 views

MacBook Pro mid2010 SSD optibay upgrade - SandForce?

I want to replace Superdrive in my MBP mid 2010 with Otpibay SSD. I have 2nd revision (rev 2/rev B) of mother board replaced due to GPU problems. Which drive should I consider? I would like to omit ...
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0answers
28 views

Is TRIM enabled for FileVault encrypted disks?

On a stock MacBook Pro without FileVault, TRIM should be enabled out of the box according to wikipedia. Infosec experts warn against TRIM in conjunction with full disk encryption. When ...
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0answers
35 views

Mid 2012 Mackbook Pro performance problems

I bought an used Macbook Pro Mid 2012 and it has performance issues. Basically it hangs from time to time even when its not under heavy load. I started to inspect the possible causes and I found out ...
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31 views

Can I find information on whether the iMac with 250GB, 500GB, or 1TB of SSD storage differ in speed?

Apple doesn't say in their order or specs page, but I am wondering if there is any info on the iMac 27 Retina model, if the 250GB, 500GB, or 1TB SSD hard drive differ in speed? Such as the speed of ...
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189 views

USB Bootcamp: INACCESSIBLE_BOOT_DEVICE

i'm on a late 2012 iMac (15C50) and created a Windows 10 Bootcamp installation which worked fine. I transferred it to a external USB SSD with Winclone 5 which basically worked. I can still select it ...
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0answers
28 views

Can I install an HDD in a MacBook Pro 13" 2015

Is it possible to install my old MacBook Pro HDD into the latest 2015 model? My understanding is that the 2015 model uses PCIe Flash Storage. Perhaps there is a slot for an HDD... Alternatively, can ...
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37 views

Is it possible to use diskutil to manipulate the read/write buffer of the SSD portion of the fusion drive?

Has anyone been able to use diskutil to manipulate the Core Storage LVM into increasing the size of the read/write buffer of the SSD? Currently the Fusion Drive keeps 4 GB free for new reads/writes. ...
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0answers
60 views

My MacBook 2012 has sleep/wake problems with SSDs as internal drive

Whenever I have an SSD (crucial mx100 or samsung 850) as my internal hard drive, my macbook has problems with sleep/wake. If I unplug my macbook and let it sleep, the hard drive does not wake up. It ...
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45 views

My SSD just disappeared

I have a mac mini, with two ssd, both internal. They worked fine for over a year. The secondary (not system) ssd has just disappeared. While I was copying a folder on it, a popup appeared, saying it ...
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26 views

Macbook booting up in Recovery Partition by default after dual-SSD/HDD

I've installed a SSD, and cloned my earlier HDD OS X to it using Carbon Copy Cloner. Now, whenever I boot-up, the MBP by default boots to recovery partition. How do I correct this? How do I ensure it ...
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31 views

Boot iMac from Macbook

The new MacBooks are the best But their processors are pretty anemic. Not a big deal when I'm out and about, but not great for serious work. What I'd like to do: Get an iMac with decent specs, ...
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260 views

Missing SSD space on MBPr 13, El Capitan

I have the following problem: I had two partitions, one was ~190 GB, and another ~60GB. Then I wanted to delete the second partition and resize the first one. The deletion went well (I suppose), but I ...
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0answers
63 views

What 500 GB SSD for my MacBook Pro 13'' 2011?

I have upgraded OS X to 10.10 Yosemite. Now I'm choosing the best SSD for my MacBook Pro (2011) I'm thinking about this one: SAMSUNG - Solid State Disk 500 GB Serie 840 Evo 2.5" Interface SATA III 6 ...
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124 views

“Unable to unmount volume for repair” message about reformatted (and empty) SSD in “Option/ALT startup”

I am trying to reformat a Samsung 512GB Pro with bootable USB, and I have managed to get through the prep for the USB so I'm in no need there. But after the "Option/ALT startup" I click on the USB to ...
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0answers
71 views

Mac slow because of ssd

I bought used macbook pro 2012. The hdd was already changed to 120GB SSD (SPCC Solid State Disk, S9FM01.8). It was working fine on Yosemite until I wiped the disk and did an internet recovery. ...
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298 views

Broken fusion drive - SSD size is 0B and 'No CoreStorage logical volume groups found'

Some context first: I have late 2012 iMac 27" with 1TB fusion drive. Some time ago, for whatever reason, the SSD drive became visible in Disk Utility. I happily used the drive for Yosemite and ...
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16 views

Services From One Boot Drive Have Installed Themselves On Clean Install Of Another OS On Different Boot Drive

I have a Mac Mini Server with two internal SSDs. Until today, I had only ever installed an OS, Mt. Lion, on one of those drives and the other had remained largely empty, except for when I needed to ...
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74 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 ...
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0answers
111 views

Can I boot my MacBook Air into Windows 8.1 from a network drive?

I have a Macbook air with a 128gb SSD. Not a ton of space. I also have a Mac Mini that I use as a web/media server with a 500gb HDD. Much better. Both are networked together locally over an Airport ...
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0answers
52 views

Data spread on two disk, but only one Time Machine backup

I have an MBA with 500GB SSD; However I have 850GB of data; I would like to split the data to something like 300GB in the SSD and 550GB in an external drive; And I would like to have one Time Machine ...
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0answers
48 views

SSD Performing Poorly

I have a MBP 17 2010, equipped with a Vertex 2 SSD 120GB as boot disk. It's an old hardware but I don't want to change it, the problem is the SSD is performing poorly : The SSD health report is ...
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0answers
1k views

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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0answers
166 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 ...
1
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0answers
59 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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0answers
910 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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0answers
246 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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0answers
121 views

iTunes could not back up the iPhone because the backup could not be saved on the computer. Please Disconnect and reconnect Iphone and try again

Hi I'm Running Yosemite on Macbook 5,1 Late 2008 2.0GHz with SSD for apps and HDD for data. I'm Trying to back-up my iPhone on the computer but i'm not able. I tried restarting both computer and ...
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0answers
108 views

iMac 27inch + SSD and HD + Filevault + Yosemite

I have an iMac 2011, 27 inch model. It's got a 1TB hard drive, but I want to add a SSD drive then upgrade to Yosemite. I also require FileVault 2. How hard is it to add the SSD drive, then do a new ...
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42 views

2 different types of Booting? MBPr mid-2014

So i just got a new mac book pro retina 15inch, yesterday. When I used it for the first few hours, the way it would boot, it would appear to boot like in 2 seconds, it'd go straight to the user login ...
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100 views

Can I install Windows from a preexisting Windows installation?

I have an early 2011 Macbook Pro. The Superdrive broke, so I installed an SSD and put my old HDD in an optibay. The old HDD had a bootcamp Windows installation on it. Since I can't use bootcamp ...
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0answers
266 views

FileVault encrypted installation corrupted, unable to boot

I recently force-shutdown my MacBook Pro Retina, late-2013 model. After entering my FileVault password to unlock the volume, the Apple logo appears, as does the spinny circle. Given time, the Apple ...
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0answers
175 views

Yosemite: iCloud Drive offline

I'm wondering if it is possible to use iCloud Drive as a 'mounted drive'. As of now, I have a photo's collection of around 50GB. I'm keeping the files on an external HDD as it hogs my Macbooks' SSD. ...
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0answers
94 views

SSD Disk Utility & Install Failure

I've been running a SanDisk 256GB SSD for about a year. A week ago my system locked up and stopped being able to boot from the SSD. Booted from 10.9 USB installer, and went to disk utility, located ...
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0answers
166 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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509 views

MacBook won't boot from internal SSD

I got a 2011 MacBook Pro and had a Samsung 840 Pro installed running Mountain Lion, then Mavericks for about a year without any problems. Without any apparent reason the MBP just wouldn't boot from ...
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157 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 ...