Migrate and upgrade NetBackup Snapshot Manager for Data Center on RHEL 8.6 or 8.4
Perform the following steps to migrate NetBackup Snapshot Manager for Data Center 10.0 or 10.0.0.1 from your RHEL 7.x host to the new RHEL 8.6 or 8.4 host.
To upgrade NetBackup Snapshot Manager for Data Center
- Download the NetBackup Snapshot Manager for Data Center upgrade installer.
Example:
NetBackup_SnapshotManager_<version>.tar.gz - Un-tar the image file and list the contents:
# ls NetBackup_SnapshotManager_xx.x.x.x-xxxx.tar.gz netbackup-flexsnap-10.4.x.x-xxxx.tar.gz flexsnap_preinstall.sh
- Run the following command to prepare the NetBackup Snapshot Manager for Data Center host for installation:
# sudo ./flexsnap_preinstall.sh
- For an unattended upgrade installation, use the following command in flexsnap_configure CLI:
# flexsnap_configure install
The installer first loads the individual service images and then launches them in their respective containers.
- (Optional) Run the following command to remove the previous version images.
For Podman:
# podman rmi -f <imagename>:<oldimage_tagid>
For Docker:
# docker rmi -f <imagename>:<oldimage_tagid>
- To verify that the new NetBackup Snapshot Manager for Data Center version is installed successfully:
See Verifying that NetBackup Snapshot Manager for Data Center is installed successfully.
To migrate NetBackup Snapshot Manager for Data Center
- Run the following command in the flexsnap_configure CLI:
# flexsnap_configure stop
The NetBackup Snapshot Manager for Data Center containers are stopped one by one. Messages similar to the following appear on the command line:
Stopping the services Stopping services at time: Wed Jan 3 06:12:52 UTC 2024 Stopping container: flexsnap-workflow-system-0-min ...done Stopping container: flexsnap-workflow-general-0-min ...done Stopping container: flexsnap-listener ...done Stopping container: flexsnap-nginx ...done Stopping container: flexsnap-notification ...done Stopping container: flexsnap-policy ...done Stopping container: flexsnap-scheduler ...done Stopping container: flexsnap-onhostagent ...done Stopping container: flexsnap-agent ...done Stopping container: flexsnap-coordinator ...done Stopping container: flexsnap-api-gateway ...done Stopping container: flexsnap-certauth ...done Stopping container: flexsnap-rabbitmq ...done Stopping container: flexsnap-postgresql ...done Stopping container: flexsnap-fluentd ...done Stopping services completed at time: Wed Jan 3 06:13:24 UTC 2024
Wait for all the NetBackup Snapshot Manager for Data Center containers to be stopped and then proceed to the next step.
- Migrate the NetBackup Snapshot Manager for Data Center configuration data to the RHEL 8.6 or 8.4 host:
If you have created a new system with RHEL 8.6 or 8.4:
Run the following command to unmount /cloudpoint from the current host.
# umount /cloudpoint
Detach the data disk that was mounted on /cloudpoint mount point.
Note:
For detailed instructions to detach or attach the data disks, follow the documentation provided by your cloud or storage vendor.
On the RHEL8.6 or 8.4 host, run the following commands to create and mount the disk:
# mkdir /cloudpoint
# mount /dev/<diskname> /cloudpoint
For vendor-specific details
If you have upgraded from RHEL 7.x to RHEL 8.6 or 8.4, copy the /cloudpoint mount point data from the RHEL 7.x system and move it to the RHEL8.6 or 8.4 system under /cloudpoint folder.
This concludes the NetBackup Snapshot Manager for Data Center migration process.
After migrating NetBackup Snapshot Manager for Data Center to a RHEL 8.6 or 8.4 host, perform the following steps to upgrade NetBackup Snapshot Manager for Data Center. See Upgrading NetBackup Snapshot Manager for Data Center.
- During migration process, if NetBackup Snapshot Manager for Data Center is migrated to another system or IP address is changed, then regenerate the certificates as follows:
Using flexsnap_configure CLI
Stop the NetBackup Snapshot Manager for Data Center services using the following command:
# flexsnap_configure stop
Regenerate the certificates using the following command:
# flexsnap_configure renew --help
Start the NetBackup Snapshot Manager for Data Center services using the following command:
# flexsnap_configure start
- After migrating NetBackup Snapshot Manager for Data Center to a RHEL 8.6 or 8.4 host, perform the following steps to upgrade NetBackup Snapshot Manager for Data Center to 10.3.
See About NetBackup Snapshot Manager for Data Center upgrades.
- This concludes the migration and upgrade process for NetBackup Snapshot Manager for Data Center. Verify that your NetBackup Snapshot Manager for Data Center configuration settings and data are preserved as is.