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# 升级 Amazon DCV Session Manager Broker
<a name="upgrading-broker"></a>

Amazon DCV Session Manager Broker 将 API 请求传递给其相关 Agent。它们安装在独立于 Amazon DCV 服务器的主机上。作为例行维护的一部分，需要对 Broker 进行升级以满足新的标准和要求。本节指导您完成 Session Manager Broker 的升级过程。

**升级 Broker**

1. 连接到您打算在其中升级 Broker 的主机。

1. 停止 Broker 服务。

   ```
   $  sudo systemctl stop dcv-session-manager-broker
   ```

1. 下载安装软件包。
   + Amazon Linux 2 和 RHEL 7.x

     ```
     $  wget https://d1uj6qtbmh3dt5.cloudfront.net/2025.0/SessionManagerBrokers/nice-dcv-session-manager-broker-2025.0.539-1.el7.noarch.rpm
     ```
   + RHEL 8.x 和 Rocky Linux 8.x

     ```
     $  wget https://d1uj6qtbmh3dt5.cloudfront.net/2025.0/SessionManagerBrokers/nice-dcv-session-manager-broker-2025.0.539-1.el8.noarch.rpm
     ```
   + Ubuntu 20.04

     ```
     $  wget https://d1uj6qtbmh3dt5.cloudfront.net/2025.0/SessionManagerBrokers/nice-dcv-session-manager-broker-2025.0.539-1_all.ubuntu2004.deb
     ```
   + Ubuntu 22.04

     ```
     $  wget https://d1uj6qtbmh3dt5.cloudfront.net/2025.0/SessionManagerBrokers/nice-dcv-session-manager-broker-2025.0.539-1_all.ubuntu2204.deb
     ```
   + Ubuntu 24.04

     ```
     $  wget https://d1uj6qtbmh3dt5.cloudfront.net/2025.0/SessionManagerBrokers/nice-dcv-session-manager-broker-2025.0.539-1_all.ubuntu2404.deb
     ```

1. 安装软件包。
   + Amazon Linux 2 和 RHEL 7.x

     ```
     $  sudo yum install -y nice-dcv-session-manager-broker-2025.0.539-1.el7.noarch.rpm
     ```
   + RHEL 8.x 和 Rocky Linux 8.x

     ```
     $  sudo yum install -y nice-dcv-session-manager-broker-2025.0.539-1.el8.noarch.rpm
     ```
   + Ubuntu 20.04

     ```
     $  sudo apt install -y nice-dcv-session-manager-broker-2025.0.539-1_all.ubuntu2004.deb
     ```
   + Ubuntu 22.04

     ```
     $  sudo apt install -y nice-dcv-session-manager-broker-2025.0.539-1_all.ubuntu2204.deb
     ```
   + Ubuntu 24.04

     ```
     $  sudo apt install -y nice-dcv-session-manager-broker-2025.0.539-1_all.ubuntu2404.deb
     ```

1. 启动 Broker 服务，并确保该服务在每次实例启动时自动启动。

   ```
   $  sudo systemctl start dcv-session-manager-broker && sudo systemctl enable dcv-session-manager-broker
   ```