March 2019
Intermediate to advanced
394 pages
11h 4m
English
Content preview from Mastering MongoDB 4.x - Second Edition
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Incremental backups
Making full backups every time may be viable for some deployments, but as the size reaches a certain threshold, full backups take too much time and space.
At this point, we will want to make full backups every once in a while (maybe one per month, for example) and incremental backups in-between (for example, nightly).
Both Ops Manager and Cloud Manager support incremental backups, and if we get to this size, it may be a good idea to use a tool to make our backups instead of rolling out our own.
If we don't want to (or can't) use these tools, we have the option of restoring via the oplog, as follows:
- Make a full backup with any method that was described previously
- Lock writes on the secondary server of our replica set ...
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