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Related Best Practices
How to implement snapshots
data can be used to restore lost files or recover from more substantial data loss. Features like data deduplication are also appearing in snapshots to reduce disk storage requirements, allowing for many more snapshots and longer retention periods. Below are a series of best practices to help you get the most from snapshot technology.
Start by understanding your RPO It's... More...
How to implement disk-to-disk backups
as backup targets. Storage space is finite, which can limit the allowable retention period for data. Data reduction technologies like data deduplication and delta differencing can dramatically extend the effective storage capacity. Also, indexing and search are can be valuable when rapid file organization and location are needed. Below are a series of best...
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How to improve tape backup performance and reliability
time.
Use data reduction technologies to shrink the backup task Data reduction techniques like data deduplication, conventional compression and delta differencing to reduce the amount of data that must be backed up. Smaller backups will execute faster, resulting in a shorter backup window, less drive wear, and lower media usage (and lower media costs). Most backup software... More... FAQ's
Are there any instances where data deduplication will not provide any benefits? Superior benefits?
a lot of new images being created, then you'll see very little benefit from data deduplication. In that case, you're better off just running differential or incremental backups.
As far as areas in which data deduplication can provide superior benefits, databases have a lot of redundant data and deduplication can have... More...
What happens if you fill up a storage system with deduplicated data and it needs to grow?
This is really the Achilles heel of data deduplication right now.
If you have a lot of growth and wind up filling up an entire system, most products on the market today don't have the ability to add another system behind it. So, you have to invest in a new system. And that leads to another... More...
Are there any major drawbacks to using tape encryption?
Probably the biggest one: You lose your keys; you lose your data. This deserves the most consideration and you need to have the best possible key management.
Also, if you plan on encrypting at the client level, that may cause some issues if you have implemented deduplicaiton within your... More... |