Blog article Copy on write and snapshots

Open-E Blog article

ZFS Essentials - Copy-on-write and snapshots

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Want to learn more about copy-on-write and snapshots? Check out the Open-E Blog for the fourth and last part of our ZFS Essentials article series!

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Snapshots in ZFS

Protect your data from being corrupted

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Copy-on-write is an innovative ZFS mechanism that prevents the data from being lost in case of a power outage or system failure. The same mechanism is also used for snapshots that are unchangeable copies of a file system made during a particular point in time. This functionality allows you to make snapshots of entire volumes and datasets. Want to find out more? Click the button below to learn more.

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Missed the previous parts of series? No problem, you can catch up here:

• ZFS Essentials part 1 - Introduction to ZFS
• ZFS Essentials part 2 - What is pooled storage?
• ZFS Essentials part 3 - Data Integrity & RAIDZ