A filesystem developed by Apple Inc. to extend HFS. Also known as "Mac OS Extended" "HFS Extended."

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How do I transparently compress a directory?

I'd like to enable HFS+ compression for a directory, applying it to both the existing files in that directory and newly copied files. I expect to be able to read and write the contents of that ...
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26 views

OS X Case-sensitive issues?

It's been a few years since I tried a case-sensitive install of OS X and I'm wondering how it is these days? I had to revert to case-insensitivity before due to Adobe CS but I think that's fixed now. ...
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152 views

Is it safe to convert Core Storage partition to HFS+?

I just got my new Macbook Pro, I tried to make two new partitions using Disk Utility but I could only create one. After googling I found out that I can't create more than one additional partition in ...
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54 views

Unable to recover files using The Sleuth Kit's tools on Mac OSX Mavericks

So I'm trying to learn The Sleuth Kit on different operating systems and file systems. I've previously successfully recovered files from NTFS (Win7) using TSK's tools. Now I'm trying the same on HFS+ ...
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0answers
103 views

What file systems can work with OS X File Tags? (HFS+, ExFAT, NTFS, etc.)

What file systems can work with OS X File Tags? (HFS+, ExFAT, NTFS, etc.) I have an NTFS data drive in a Windows machine that I might move to an external hard drive enclosure, if I can use Tags with ...
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1answer
22 views

Do files lose their UTI when copied to another file system?

From what I understand, if you create a file on OS X it will have a Uniform Type Identifier. I'm not sure if it's part of the file system or the file itself. If you copy the file to another file ...
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1answer
111 views

Failed to mount partition of Mac OS Extended (HFS+)

As a matter of fact, my 1 TB External hard disk has three partition: "MAC OS", "NTFS" and "FAT32". All of the partitions worked very well in the past. However, I just discovered that my Mac OS ...
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3answers
352 views

Recover corrupted Mac HFS+ drive (image) under Linux

I'm trying to recover an apparently corrupted disk. It appears that through improper shutdown the drive has been somehow killed. It's the main partition of a Macbook Pro. I've used dd to copy the ...
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1answer
652 views

Verify disk reports error, recovery os repair + fsck says disk is fine

After my time machine backups got stuck to finish at some point, I decided to do a disk check using disk util. I'm getting the following output while running "verify disk": The volume ...
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0answers
35 views

Sharing Dropbox folder between OSX and Ubuntu

I've got a MacBook Pro in dual boot MacOSX + Ubuntu. I'm sharing a home partition between the two, with HFS+ filesystem, and a Data partition, also in HFS+. In the Data partition I placed my Dropbox ...
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1answer
249 views

Dropbox Install in Data Partition between OS X and Windows 7 Boot Camp

I have a Data partition between OS X Mavericks and Windows 7 Boot Camp. I have my Dropbox folder in the partition. I have tried using it in the past formatted as exFAT. This was unsatisfactory in that ...
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41 views

Optimize filesystem for speed over integrity

On Linux, I use the noatime,nodiratime,nobarrier,data=writeback mount optioins in /etc/fstab to trade filesystem safety/consistency/integrity for speed which makes sense for local development. Is ...
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1answer
143 views

Will HFS+ extended attributes be lost on FreeNAS?

I have FreeNAS server partially set up on an HP Microserver, but just realized that I may lose all my extended attribute metadata on the files that come from my Macs (which is what most of my ...
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2answers
78 views

How to get file metadata?

How to get extensive filesystem information about a file? I have a file that consistently causes errors in my backup utility (Unison). I'm trying to narrow down a bug and find out how it is different ...
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0answers
52 views

How to run OS X on ext4?

I'd like to install OS X on an ext4 filesystem, not hfs. How can this be done? I've looked at the Apple site, but, of course, it won't say anything about that.
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1answer
259 views

Why is a hard drive not readable anymore after removing it from the Mac?

I have a mid 2010 27" iMac. Until this evening it had an SSD (primary drive with OS X Mavericks installation on it) and a HDD as second drive. The HDD is a Western Digital I built into the iMac in ...
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1answer
51 views

How can I put my image of a drive onto a new partition on a Mac? [closed]

My friend has a Mac which suffered some sort of hard drive failure. I'm not sure if it is a hardware failure, the filesystem is corrupted, or both. We tried 'repair' in Disk Utility and it said it ...
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0answers
85 views

Partition Table Overwritten by MBR for USB external storage

I was trying to make my SD card writable again on my MBP which I had my 1 TB external storage connected to my Macbook Pro. So I ran the command $ sudo diskutil eraseDisk FAT32 SDNAME-SD MBRFormat ...
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2answers
209 views

How should I reconcile dot-underscore files after a manual backup?

I recently had to (hurriedly) back up data on an older Macbook before migrating it to a new one. Since all I had at my disposal was a large FAT32 formatted drive, I used that and a manual copy. I've ...
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1answer
155 views

How to get the content of a Resource Fork?

I want to get the stored resource fork. In PHP, I'm trying to: system('DeRez' . $_icon . ' | perl -ne \'m|/\* (.*) \*/| && print $1; END {print "\n"}\', $content); which in Terminal really ...
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1answer
44 views

Directories showing as files when browsing a Time Machine backup on Windows

I have to grab some files from a time machine backup and I only have a Windows PC. I downloaded the HFS+ filesystem drivers from MacRoumers (here) and plugged in my Time Machine Drive. Everything ...
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2answers
464 views

need suggestion, Common file system between MAC OS Mavericks and Windows 7 [duplicate]

I have Mavericks on one HDD and Windows7 x64 on another HDD in same machine. Windows can't even see MAC partitions while MAC gains READ ONLY access to NTFS partition. I want a robust and common file ...
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2answers
169 views

How to restore a deleted HFS+ partition table?

I have an external 2TB hard drive with one HFS+ partition, and accidentally dd'ed over the first ~500 MB of it. I have carelessly placed some new partitions in an attempt to repair it, because I had ...
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0answers
53 views

How to read apple HDD on linux without root privileges?

My question is very simple. I just want to read my Apple HDD on my linux computer without root privileges. My goal is only to read and copy some file from my home directory (in Documents). Currently ...
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1answer
685 views

2nd HDD in Early 2011 MacBook Pro ejects during large file transfers, but only in OSX

I recently installed a 1TB HDD in my early 2011 13" MacBook Pro using an MCE Optibay. The stock 120GB SSD houses an OSX Mavericks install and a Windows 7 install, done basically via Bootcamp. The 1TB ...
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1answer
327 views

Recoverability with HFS Plus following removal of a disk from RAID 0 hardware or software

A theoretical question (I do not have spare hardware to test for this). Scenarios If RAID 0 is used (no redundancy of data) with HFS Plus, and if a disk within the array is disconnected for a while ...
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0answers
316 views

Sharing an HFS+ volume from Mavericks to Windows 8

Does anyone know if it's at all possible to share an HFS+ volume from OSX 10.9 to Windows 8? (I'd like to try and isolate any plugins and or extensions to the Windows platform, and keep my OSX box as ...
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2answers
2k views

Why TimeMachine defaults to case sensitive?

I've just had some problems with a disk that was formatted with HFS+ case sensitive while every else by Apple was non case sensitive. After a long time moving things away from my biggest disk, ...
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0answers
241 views

In the disk of an iPhone, are both HFSX slices journaled?

The question Is journaling enabled for the system partition? Background Answers to three questions show that both HFS slices of the disk are HFSX: What is the file system on iPhone? (2011-10-12) ...
9
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1answer
2k views

What file systems does Apple use in iPhones? [duplicate]

HFS WWDC 2012 Session 709, What’s New in the File System, presented by Deric Horn included the following observation: Journaled HFS+ everywhere. In the iOS Developer Library, NSDictionary Class ...
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1answer
113 views

Does using “rm” command cause journaling corruption?

Some time ago I had some problems with my Mac drive, so I went to the recovery partition and used Disk Utility to check for problems. It reported a huge discrepancy between the journaled free blocks ...
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1answer
165 views

How do I cat a deleted file which is still open by its inode?

I have deleted a file I still have open. I want to save that file. I know its inode number. I think that sleuthtools icat would work for me except for the following. $ sudo icat -f hfs /dev/disk0s2 ...
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0answers
1k views

Dual partition a large drive for use by Mac and Windows

I have a 3TB USB3 drive that I want to use between my Mac and Windows laptops. A 1.5TB partition will be used for Time Machine and another 1.5TB partition will be used by Windows for file storage. ...
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2answers
2k views

How do I recover a HFS+ journaled drive?

I had an external 2 or 3 TB (I'm not sure which) USB drive connected to my Mac (running OS X Snow Leopard) with an HFS+ journaled filesystem on it. The drive was working fine, but was a bit slow ...
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1answer
182 views

sleepimage file size

I'm planning a clean install of my MacBook Pro with OS X 10.6 and I want to make a partition (among others) only for the sleepimage file. Here's the problem: the partition's size. I know that this ...
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1answer
182 views

Hot File Clustering with multiple partitions

I'm planning a performance-oriented clean install of OS X 10.6 and I was wondering if the hot file clustering feature will exists only on the boot partition or if there will be one for each partition ...
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1answer
380 views

Unable to play copied AVCHD

I have a Flash drive accessory for my camcorder which allows me to record to it as well as the SDHC cards it also uses as media. This Flash drive can be connected to a computer using a USB connection ...
2
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1answer
7k views

How to repair external hard drive that fails diskutil with 'Disk Full Error'

If I run fsck_hfs -y -d /dev/rdisk2s10 it putters along, rebuilds the catalog B-tree then fails when writing the new catalog to disk. bash-3.2# fsck_hfs -d -y /dev/rdisk2s10 ** /dev/rdisk2s10 Using ...
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1answer
72 views

Any risks in creating custom OS X extended attributes?

Is there any risk associated in creating your own custom extended file attributes? For instance: should I be worried about naming collisions? is there any file instability or increased risk of ...
7
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3answers
6k views

What filesystem does iOS use?

I can't find this information documented anywhere. What filesystem do iOS devices use? Did Apple stick with HFS+? Is it different between devices and iOS versions?
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2answers
3k views

What is a good HFS+ NAS or network HDD

I am wondering what would be a good, if any, NAS i can find with HFS+. My reason for wanting this is that I need the metainformation in the files to stay intact as I am dealing with a lot of OpenMeta ...
2
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0answers
209 views

What documentation exists to explain TheVolumeSettingsFolder on OS X?

Searching Google for the following I only found uninformed crap. What is this? looris@Palace-of-the-Nine-Moons:/tmp $ tree /TheVolumeSettingsFolder/ /TheVolumeSettingsFolder/ └── HFSExtentTables ...
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2answers
6k views

Fixing up a HFS+ filesystem enough to rescue some files

I have a HFS+ formatted drive that just died on me. I have a back up but it's a about a week old. Unfortunately, I have a few files that I've changed and added since then that I would like to rescue ...
6
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4answers
7k views

What are the sector sizes on Mac OS X?

I read on the HFS Plus Wikipedia page that the default sector size on a Mac is 512 b. However, I also read that Macs support 4kb sectors. How can I determine which I have, 512 b or 4 kb sectors? I ...
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0answers
392 views

Mac OS X Server: automount encrypted drive before login

I have a 4TB Mac OS Extended (Journaled, Encrypted) hard drive hanging off a Mac OS X Lion (soon to be Mountain Lion) Server that is dedicated to networked Time Machine backups. I'd like to be able ...
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2answers
2k views

Can I use an HFS+ usb disk with encryption enabled with a Time Capsule (2TB is mine)

I have a 2TB Time Capsule (version 7.6.1) and I want to connect a USB disk formatted as HFS+ with encryption enabled (on MAC OS X Mountain Lion). When I connect it directly to my iMac, it asks for a ...
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1answer
533 views

What is the Apple / OS X name for “Alternate Data Streams”?

On old Macs before OS X files already could have two "forks" - a data fork and a resource fork. According to Wikipedia, at some point the HFS+ filesystem of OS X gained the ability to have an ...
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0answers
246 views

How can I encrypt a large external drive?

I am using a LaCie 3 TB internal drive in a Sharkoon Quickport. The dock is USB 3 and I'm on a retina MacBook Pro with Mountain Lion. The drive is encrypted with TrueCrypt. OS X won't format the ...
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0answers
732 views

Howto resize copied HFS+ partition above original size (320GB)?

I am running OS X Lion and my laptop has a 320GB drive. I bought a larger drive (750GB) and cloned the entire device from the old drive to the new using GNU ddrescue. After cloning everything looks ...
4
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1answer
457 views

OS X: fsck_hfs unable to fix volume directory count

I'm running fsck_hfs on a very large volume. Unfortunately, there's an issue it appears to be unable to fix -- it reports it, loops back to start with Rechecking..., and reports it again, ad ...