An SDS server can be promoted to the primary as needed to maintain continuous availability.
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。
This article described the setup and configuration of iSCSI Shared disks on a specific version of Ubuntu Linux, to help you get a IDS SDS up and running.
本文描述了在UbuntuLinux的一个特定版本上设置和配置iSCSI共享磁盘的过程,有助于设置和运行IDSSDS。
Generally, an SDS consists of the cables that connect an initiator to the target with or without expanders.
一般情况下,SDS由连接发起者和目标的线缆组成,可能包含扩展器。
An SDS server does not maintain a copy of the physical database on its own disk space; rather, it shares disks with the primary server.
SDS服务器并不在自己的磁盘空间上维护物理数据库的一个副本;相反,它与主服务器共享磁盘。
The core foundational components of SDS have not changed.
SDS的核心基本组件并未发生变化。
In the steps detailed below, the cluster being set up had one SDS server, one RSS server, and a HDR secondary server.
在下面的详细步骤中,正在被设置的集群包含一个SDS服务器、一个RSS服务器和一个HDR服务器。
Make sure the SQHOSTS file at both the primary and SDS node has entries for the other server
确保SQHOSTS文件在主服务器和SDS节点都具有另一个服务器的条目
New SDS servers can be added dynamically to share query workload and expand availability options.
可以动态添加新的SDS服务器,以分担查询工作负载和扩展可用性选项。
Click on add SDS to add an SDS server connection to the selected cluster. In the SDS Wizard, provide the following server information.
单击addSDS将一个SDS服务器连接添加到选择的集群中。
Nigel detailed the compatibility goals of SDS
Nigel详述了SDS的兼容性目标
The SDS infrastructure manages request routing, security and isolation.
SDS底层管理着请求路由、安全和隔离。
Update the SQLHOSTS file at primary. and at both SDS and HDR secondary servers.
在主服务器更新SQLHOSTS文件,同时在SDS和HDR备用服务器中更新。
SDS or HDR secondary node can take over primary, and RS secondary server continues to receive logical logs from new primary server.
SDS或HDR次要节点可以接管主要服务器,而RS次要服务器继续从新的主要服务器接收逻辑日志。
You can check the cluster status using the onstat -g SDS command at both the primary and secondary servers. Here's what our cluster looks like.
可以使用onstat - gsds命令在主服务器和备用服务器中检查集群的状态。
The SDS team added recently a familiar SQL Server relational model which is based on existing SQL Server APIs and tools.
最近SDS小组增加了一个熟悉的SQLServer关系模型,它基于现有的SQLServerAPIs与工具。
This will save a lot of time, and avoid any unnecessary to plans to meet the SDS requirements after they have been designed or even, worst case, once the development has been built.
这样可以节省大量时间,避免在设计完成后甚至已经开工建成后再对方案做任何不必要的修改来满足SDS的相关规定和要求。