Rollback XCO

Initiate a rollback when there is a deployment failure.

About this task

Follow this procedure to rollback a deployment failure.

Procedure

Unwind the partial installation or undeploy the failed XCO instance.
```
no efa deploy
```
Copy the XCO instance.
```
efa deploy
```

Use system backups available in the /apps/efa_logs/backup/ directory or copy the required backup files to the /apps/efa_logs/backup/ directory.

$ scp root@10.20.48.170:/home/user/EFA-3.4.0-GA-2023-08-20T07-08-43.921.tar /apps/efa_logs/backup/
The authenticity of host '10.20.48.170 (10.20.48.170)' can't be established.
ECDSA key fingerprint is SHA256:rQYa5NjeFWtLvCCUzjELs+9jd/6E+hBeEeHIYdFBs2I.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '10.20.48.170' (ECDSA) to the list of known hosts.
root@10.20.48.170's password:
EFA-3.4.0-GA-2023-08-20T07-08-43.921.tar                                      100%  732KB  18.6MB/s   00:00

Restore the XCO configuration.

efa system restore -–backup-tar <file_name>

Post XCO rollback, to verify whether there are any devices in the cfg refresh error state, run the following command:
```
efa fabric show
```
- To remove the devices from the cfg refresh error state, run the following command:
```
efa inventory device update --ip <device_ip>
```