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Access "PST Files Spell Trouble for Storage Administrators"

Published: 16 Oct 2012

Between end users treating their Inboxes as de facto filing cabinets, and federal regulators that specify lengthy e-mail retention times, administrators trying to keep their Exchange servers slim have their work cut out for them. A easy way to trim down Exchange data stores is for end users to use Microsoft Outlook's AutoArchive function, which archives old messages to a so-called Personal Store File (PST). This approach is used by "virtually everyone," says Andrew Barnes, European marketing director for KVS, which makes Enterprise Vault, an e-mail archiving tool for Microsoft Exchange. But PSTs are highly flawed. For one thing, they can get easily corrupted. And if they get too large, Outlook may not be able to open them. In terms of how they use storage space, PSTs are equally bad. For one thing, once messages are out of Exchange's purview, you lose the benefits of a single image store (SIS), whereby objects such as attachments are only written once. As a result, messages stored in PSTs actually take up more space than they do within Exchange. And because ... Access >>>

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