JAR­GON BUSTER

Mac Format - - IMPROVE -

A jour­nal­ing file sys­tem like HFS+ uses a jour­nal – a hid­den file that keeps a log of changes made to the files on the drive. If, say, the power fails, a record has been kept of what’s go­ing on and the sys­tem is more likely to re­cover with­out data cor­rup­tion.

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