3
votes
2answers
43 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 ...
3
votes
1answer
108 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 ...
3
votes
1answer
112 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 ...
1
vote
1answer
106 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 ...
1
vote
1answer
4k 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 ...
1
vote
0answers
149 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 ...
4
votes
1answer
288 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 ...
5
votes
1answer
10k views

Change “ignore ownership on this volume” from the command line for Mac OS X volume

(This question is a spin-off of another question I asked on this site.) New images always ignore owner/group When creating a new disk image from Disk Utility it is automatically mounted. If you then ...
6
votes
1answer
2k views

Cannot change owner and group of file mounted disk image

I have an external disk which (for other reasons) is formatted using FAT32. On that disk I have created a sparse bundle image formatted using HFS extended (journaled). This image is then mounted on ...
9
votes
3answers
14k views

What are the advantages of formatting an external disk as journaled HFS+?

The application Disk Utility /Library/Utilites/Disk Utility.app which is part of the applications that ship with the Mac OS allows to reformat an external disk. Options include: Mac OS Extended ...