This article describes the options to configure the Snapshot Settings for a Datto NAS share.
To access these settings, follow these steps:
1. Login to the web interface for the Datto NAS.
2. Then, click the Shares tab.
3. From the list of shares, choose the one the one to be configured.
4. Then, click on Configure Share Settings. Scroll to the Snapshot Settings part of the page.
The snapshot settings are the same for both NAS and iSCSI shares.
Local Snapshot Interval and Schedule
In this section, you set the interval and schedule for local snapshots. The default is to run hourly snapshots from 8 am to 6 pm, Monday through Friday, which results in 55 snapshots per week.
Figure 1 - Local Snapshot Interval and Schedule, default settings
You can change the settings that are underlined in the UI. To do so, click on the setting, and you will see a drop-down menu. If you want to keep the same schedule on the weekends, click Monday through Friday, and change it to every day. If you would like a different schedule on the weekends, check the box that says In addition, Saturday and Sunday snapshots should be performed at. You will then see available times for Saturday and Sunday snapshots. You must click Apply or Apply to All to save your changes. Apply to All will change the settings for all shares.
For a customized schedule, click the Custom settings link.
Figure 2 - Local Snapshot Interval and Schedule, custom settings
In the custom schedule, you can select a custom schedule and interval for your snapshots. To save your changes, click Apply or Apply to All.
Local Snapshot Retention
The default retention keeps local snapshots on the device for 3 months. You can change this by clicking on the underlined option.
Figure 3 - Local Retention, default settings
By default, intra-daily snapshots are retained for 7 days. After 7 days, it keeps daily snapshots for 1 week. After 1 week, it keeps weekly snapshots for 1 month. After that, monthly snapshots are kept for 3 months.
To set custom retention settings, click on the Custom settings link.
Figure 4 - Local retention, custom settings
To learn more about how retention works, see the article Understanding The Retention Process.
Offsite Snapshots Interval and Schedule
Figure 5 - Cloud Snapshot Interval and Schedule, default
By default, your snapshots replicate to the Datto Cloud once per day. To change this, click the Custom settings link. Remember that offsite replication consumes bandwidth. You can set a sync priority for the share to determine the order in which backups and snapshots replicate to the Cloud.
Figure 6 - Cloud Snapshot Interval and Schedule, custom
Remember to click Apply or Apply to All to save your changes.
Cloud Snapshot Retention
By default, snapshots are kept in the cloud for 6 months. You can change this by clicking the underlined option ("6 months").
Figure 7 - Cloud Snapshot Retention, default
By default, the Cloud retains all intra-daily snapshots for 7 days. After that, it keeps daily snapshots for 1 week. After that, it keeps weekly snapshots for 1 month. And then after 6 months, the monthly snapshots are deleted. To change these settings, click Custom settings.
Figure 8 - Cloud Snapshot Retention, custom
For more details about the retention process, see the article Understanding The Retention Process.
Secure File Restore (NAS Shares Only)
This feature ensures that when you have file restores mounted on the Datto NAS, they are not accessible to anyone else on the local network.
The drop down box lists the users that were added through the Local Users/Contact page of the Datto device's web interface.
Figure 9 - Secure File Restore (NAS shares only)
By default, this option is set to Disabled, which means that the Recovery Points will be shared on the network but will not be visible if someone browses the Datto, ie: \\DattoHostname\