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1. MAC OSX FORMAT HARD DRIVE MAC OS EXTENDED JOURNALED SOFTWARE
2. MAC OSX FORMAT HARD DRIVE MAC OS EXTENDED JOURNALED PLUS

In an unjournaled file system, drives are in an unknown state after a failure, meaning that there is no record of their activity just prior to the shutdown. Run disk Warrior on all disks to build replacement directories.įor an explanation of why I use DiskWarrior: Ī power outage or system failure interrupts read and write processes, which can cause discrepancies between the file system directory and the actual location and structure of stored files.

I then open and run DiskWarrior on all my disks, internal and external. (you will see in the Disk Utility pane that there are always links to files that are slightly damaged. Open Disk Utility, and Repair Permissions on the Boot Disk. Restart computer, holding down the SHIFT key until the blue screen appears. The following procedure for Macs takes 5 to 15 mins to undertake. Now, I believe regular preventative maintenance is very important, to ensure the longevity of your drives and to protect your data from corruption or loss. Select Mac OS Extended (Journaled), and choose Apply. This could be just one, if that’s all you need. Name and select no of partitions required. You will see 2 entries for your disk Use the top entry, not the indented entry below it.Ĭhoose the Partition tab above the main winsdow pane. Start by selecting the new drive in Disk Utilities source pane.

MAC OSX FORMAT HARD DRIVE MAC OS EXTENDED JOURNALED SOFTWARE

I use Anti virus software to check everything entering my computer. Manufacturer utilities can be temporarily stored on the computer. That way I know I have a clean virgin drive with no malicious software on board. I use Disk Utilty, immediatly on a new hard drive. THIS IS THE WAY I GO ABOUT INAUGURATING A NEW DRIVE AND REGULAR, PREVENTATIVE MAINTANANCE SYSTEM. This log helps the operating system restore the volume to a usable state if a power failure or other problem interrupts the disk’s operation and damages files. You system will be more reliable, long term.Ī Mac OS Extended volume can be journaled, which means that the operating system keeps a continuous log (journal) of the changes made to the files on the volume. Thinking about your options a bit, I think I should advise you to take the trouble to reformat any drives you have as Mac OS Exxtended (Journaled). If you want to know more about the subject: Name the disk, select Mac OS Extended (Journaled), and press the Applied button. Use Disk Utility, select your disk, and use the Partition Tab. It shouldn’t affect you if you are happy with the way it is right now. However, You may wish to continue as you are, and ignore this message. And that means moving your data to another location whilst you reformat the drive. If you wish to change to Mac OS Extended Journaled: I always format a new drive as Mac OS Extended (Journaled), immediatly and before use. Mac OS Extended (Journaled) is the normal recomended way to format your drives, internal and external. The formatting decides the way the files are stored on your hard disk.

MAC OSX FORMAT HARD DRIVE MAC OS EXTENDED JOURNALED PLUS

With the release of the Mac OS X 10.2.2 update on November 11, 2002, Apple added optional journaling features to HFS Plus for improved data reliability. Mac OS Extended (Journaled) or HFS Plus is a file system developed by Apple Inc.