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How VaultPress Works

February 5, 2015

i am fan of photo and back up story as i lost a lot of my info and photo due to MLAS (memory lost aging sign)

VaultPress Blog

We’ve recently updated the way VaultPress stores your backup data, to make it more space-efficient and to allow for faster restore times.

Now seems like a great time to describe how VaultPress works.

Replicated, but not duplicated

Everything that VaultPress backs up is pushed to a replicated filesystem. We store multiple copies of everything to protect your data.

However, VaultPress also works hard to avoid backing up duplicate copies of unchanged data we already have on file. Taking more copies of your data than our replication system already produces would be a waste of storage space, and would add unwanted extra traffic to your site during each backup.

Before taking a fresh copy of anything from your site, we check to make sure it has changed and is worth backing up again.

Keeping track of your data

Because we avoid unnecessarily duplicating unchanged data, each backup snapshot can contain data taken…

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