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Perform rolling upgrades of Gateway 6.0 and higher:

1. (Load balancer users only) In the load balancer, disable traffic for the specific Gateway being upgraded. Allow traffic to continue flowing to the other Gateways.

2. Stop the Gateway service.

   Code Block
   language bash
   systemctl stop cloudgateway

3. Apply any operating system patches before upgrading the Gateway.

4. Upgrade the Gateway service:

   Code Block
   language bash
   yum -y install caringo-gateway-VERSION.rpm

5. Reload the systemd control scripts:

   Code Block
   language bash
   systemctl daemon-reload

6. Upgrade the Swarm Storage UI:

   Code Block
   language bash
   yum -y install caringo-storage-webui-VERSION.rpm

7. Upgrade the Content UI:

   Code Block
   language bash
   yum -y install caringo-gateway-webui-VERSION.rpm

8. Enable and start the Gateway service:

   Code Block
   language bash
   systemctl enable cloudgateway systemctl start cloudgateway

9. (Load balancer users only) In the load balancer, re-enable client traffic to the newly upgraded Gateway.

10. Repeat the process for the remaining Gateways.