为安全起见，在升级之前您可能要备份您的原始配置文件。
As a safety precaution, you might want to back up your original configuration files before upgrading.
例如，使用快照，在需要修改多个配置文件或对应用程序执行升级时，我可以加快备份和恢复速度(如果需要)。
For example, using snapshots, I can speed up the backup and (if necessary) the recovery times when I need to modify a number of configuration files or perform an upgrade of an application.
在升级期间，RPM将尝试避免使用RPM打包的默认配置文件覆盖用户小心修改的配置。
During upgrades, RPM will attempt to avoid overwriting a user's carefully modified configuration with an RPM-packaged default configuration file.
他也可以设备上装些感兴趣的应用，但这些应用将永远无法获得访问权限或者升级为安全应用，因为它们完全被环境配置文件隔离了。
He can also have his fun apps on the same device, but they'll never be able to get access or break into a more secure app because of the complete segmentation of profiles.
因此，在升级之前和成功的升级之后，需要备份WebSphereApplicationServer配置文件。
Therefore, you need to back up the WebSphere Application Server configuration files prior to an upgrade and after a successful upgrade.
不管你用什么方法升级软件包，你都得花点时间决定新的配置文件中是否有你需要的东西。
Regardless of what method you choose to upgrade packages, you will have to devote some of your time deciding if there is anything in the new config files that you need.
不管你用什么方法升级软件包，你都得花点时间决定新的配置文件中是否有你需要的东西。
Regardless of what method you choose to upgrade packages, you will have to devote some of your time deciding if there is anything in the new config files that you need.
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