因为集群上的所有服务器都必须是相同的版本，这样就不可能升级集群中的一个单独服务器。
Since all servers on a cluster have to be the on same version, it makes it impossible to upgrade an individual server in a cluster.
这是因为当服务器或服务器框架交换出时，可以将一个单元旋转出生产而通过其他单元来处理负载，从而进行内存和CPU升级。
This is because a cell can be rotated out of production, with the other cells handling the load while servers or server frames are swapped out so that memory and CPU upgrades take place.
这样的中断可以是计划的也可以是未计划的事件，例如当一个应用程序被升级时重启单元中的服务器，或者是当一台服务器的电力供应失败时。
Such outages can be planned or unplanned events, such as when restarting servers in the cell after an application update, or when a server power supply fails.
在这个使用普通服务器硬件和零许可证成本软件的年代，可伸缩性常常使我们能够更有效地将应用程序扩展到更多的机器，而不是像以前升级为更庞大的服务器。
In a era of commodity server hardware and zero license-cost software, it can often be more effective to scale an application across many machines rather than on ever-larger servers.
未来，WebSocket网关和服务器能够支持在探测到不合作的代理服务器时，动态地升级到WebSocket安全。
In the future, WebSocket gateways and servers may even be able to dynamically upgrade to Web Sockets Secure if an uncooperative proxy server is detected.
在一些情况下可能需要一些额外的代理服务器配置，而一些特定的代理服务器可能需要被升级以支持WebSockets。
In some cases additional proxy server configuration may be required, and certain proxy servers may need to be upgraded to support Web Sockets.
这意味着您可以通过将部署管理器升级到V6.1 来继续运行V5.1，并在 V6.1 上创建新服务器的同时保留 V5.1服务器。
This means you can continue to run a V5.1 server by upgrading your deployment manager to V6.1, and create a new server at V6.1 while maintaining the V5.1 servers.
升级区域性轴心处的服务器：该活动涉及到了卸载clearcase与ClearQuest服务器的7.0.1版本以及重新安装7.1.1版本。
Upgrade servers at the regional hub: This activity involves uninstalling version 7.0.1 of the ClearCase and ClearQuest server and re-installing version 7.1.1.
您可以将部署管理器和节点代理升级到64位，并将新服务器定义为64位，同时将其他服务器保留为31位服务器。
You can upgrade your deployment manager and node agent to 64-bit, and define a new server as 64-bit while maintaining your other servers as 31-bit servers.
当主服务器发生故障时，系统将故障转移到只读模式，直到将其中某个辅助服务器升级为主服务器。
When the master fails, the system falls back to read-only mode until one of the secondary servers is promoted to a master.
将所有现有应用程序迁移到新ldap服务器无法在短期内完成，而且使用新ldap服务器配置升级的应用程序通常需要很长时间。
Migration of all the existing applications to a new LDAP server cannot be done on a short notice and usually takes time to configure the upgraded applications with a new LDAP server.
有了性能极限图，加上对服务器工作负载增长趋势的跟踪，就可以在出现重大危机之前升级服务器，轻松赢得这场战争。
Armed with performance envelope graphs, combined with tracking your server workload growth trends, you can win the battle for upgrading a server before there is a major crisis.
必要时，可以将SDS服务器升级为主服务器，以维持连续的可用性。
An SDS server can be promoted to the primary as needed to maintain continuous availability.
建议在公告的系统停机时间执行这一修改，除非正在运行副本服务器，可以应对在升级期间服务器不可用的问题。
It is advisable to execute this change during announced system downtime, unless you have the replica server running to take care of the unavailability of the server being upgraded.
从一个服务器移到另一个服务器比在恰当的时候升级要简单得多。
It's a lot easier to move from one server to another rather than try to do an upgrade in place.
云服务器连接到其他服务器，运行一个直接升级管理应用程序的脚本。
The cloud server connects to another server and runs a script, which updates the management application directly.
但分析师也指出，目前升级服务器有着财务上的动机。他们表示，最新一代的服务器在电力消耗和冷却方面的成本进一步降低，在几个月内即可通过节约收回成本。
But analysts also point to financial incentives to upgrade, saying the newest generation of servers can pay for themselves in a few months amid reduced costs of power and cooling.
升级后的ER服务器充当主服务器，可用作源服务器、通过克隆重新构建您的其他集群服务器。
The upgraded er server ACTS as the primary server and can be used as source server to rebuild your other cluster servers by cloning.
它被搁在一边：安装到服务器上，并在服务器升级时被删除，次次如此。
They lived the life of all shelf-ware: installed once, deleted in a server upgrade, never to be missed.
滚动升级流程的第一步是检查辅助服务器是否能够转换为ER 服务器。
The rolling upgrade process starts with a check to see if the secondary server can be transformed into an ER server.
在最好的情况下，这些因素会使服务器变得混乱，至于最坏的情况，服务器可能变得复杂并且难以升级和管理。
These elements can make the server look unsightly at best or complicated and difficult to upgrade and manage at worst.
但是，订阅者的初始花费很低，他们能够获得支持服务（通常是24/7服务），而且不用担心软件的服务器、安装、升级以及维护等问题。
However, subscribers benefit from low initial costs, have access to (usually 24/7) support services, and needn’t worry about hosting, installing, upgrading, or maintaining the software.
当主服务器出现故障时，RSS 服务器可以升级为HDR 辅助服务器。
The RSS server can be promoted to an HDR secondary in the event of a failure to the primary server.
在服务器上的配置升级很少需要在服务器间同步。
Configuration updates on servers rarely require synchronization between servers.
在这个示例中，作为滚动升级过程的一部分，RSS服务器正在被转换并升级到Informix 11.70服务器。
In this example, the RSS server is being transformed and upgraded to Informix 11.70 server as a part of rolling upgrade process.
在这个示例中，RSS服务器正在被转换并升级到Informix 11.70服务器，作为滚动升级过程的一部分。
In the example, the RSS server is being transformed and upgraded to Informix 11.70 server as a part of rolling upgrade process.
在这个示例中，RSS服务器正在被转换并升级到Informix 11.70服务器，作为滚动升级过程的一部分。
In the example, the RSS server is being transformed and upgraded to Informix 11.70 server as a part of the rolling upgrade process.
低于11.70的Informix软件版本要求在从较低的服务器版本升级服务器软件之前关闭集群。
Informix software versions earlier than 11.70 required that the cluster be shut down before upgrading the server software from lower server versions.
升级后的ER服务器可以用于重新配置Informix 11.70服务器软件上的集群，配置工作要使用Informix 11.70服务器中名为“ifxclone”的实用工具。
The upgraded er server can be used to re-configure the cluster on Informix 11.70 server software, using a new utility called "ifxclone" implemented in Informix 11.70 server.
升级后的ER服务器可以用于重新配置Informix 11.70服务器软件上的集群，配置工作要使用Informix 11.70服务器中名为“ifxclone”的实用工具。
The upgraded er server can be used to re-configure the cluster on Informix 11.70 server software, using a new utility called "ifxclone" implemented in Informix 11.70 server.
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