Restore-instance-with-backup.md

@@ -25,10 +25,25 @@ We need to list the next vars to use in the process:
 * Backblaze Key ID: `backups_role_b2_app_key_id`
 * Restic password: `backups_role_restic_repo_password`
 
-## Create and provision a new server
+## Prepare the server
+
+We have two options at this point: Create a new server or restore the backup in the current server.
+
+### Create and provision a new server
 
 Buy a new VPS and execute the [`opencell-provisioning`](https://gitlab.com/coopdevs/opencell-provisioning/) to prepare the server.
 
+### Create and provision a new server
+
+If you want to use the same server you need to be sure that you have space to download all the B2 bucket in the server. You can check the size of the bucket in https://secure.backblaze.com/b2_buckets.htm and searching the bucket. Then, if you don't have the space in the server, we can attach a new volume (double the size of the bucket to be more comfortable). This new volume attached can be find inside the server running `df -h`:
+
+```
+$ df -h
+Filesystem      Size  Used Avail Use% Mounted on
+/dev/sda1       151G  119G   26G  83% /
+/dev/sdc        246G  105G  128G  46% /mnt/HC_Volume_8507646 --> The new volume mounted on /mnt/HC_Volume_8507646
+```
+
 ## Download backup from B2
 To download the bucket we need to install and config the [`b2` command-line tool](https://www.backblaze.com/b2/docs/quick_command_line.html):
 1. Access to the server where you want to restore:
@@ -49,9 +64,10 @@ $ pip install b2
 $ b2 authorize-account [<Backblaze Key ID>] [<Backblaze Key>]
 ```
 
-4. With the `b2` configured we can download the bucket. You can find the bucket name listing the buckets with `b2 list-buckets`:
+4. With the `b2` configured we can download the bucket. You can find the bucket name listing the buckets with `b2 list-buckets`. Be sure that you start a `screen` session to avoid lost the output of the download process, that can take a lot of time:
 
 ```
+$ screen
 $ b2 list-buckets
 $ b2 sync --threads 25 b2://<bucket-name> <path-to-save-the-bucket>
 ```