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How-to: Pass Command Line arguments (Parameters) to a Windows batch file. A command line argument (or parameter) is any value passed into a batch scri 阅读全文
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掌握heartbeat高可用集群的相关组件及简单配置 heartbeat之基本原理 heartbeat是一个集群软件,它主要由心跳信息检测和资源管理两大核心部分组成。 heartbeat构建的集群中,各服务器会向其他集群节点发送心跳信息(报文)并予以收集、分析,以判断该节点的状态,从而认为节点是否有 阅读全文
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Automating SAP HANA HA configuration with Ansible and Red Hat HA Add-On FollowRSS feedLike 9 Likes 2,908 Views 1 Comment High Availability for SAP HAN 阅读全文
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两款高可用开源方案:Keepalived和Heartbeat。 两者都很流行,但差异还是很大的,现将试用过程中的感受以及相关知识点简单总结一下,供大家选择方案的时候参考。1)Keepalived使用更简单:从安装、配置、使用、维护等角度上对比,Keepalived都比Heartbeat要简单得多,尤 阅读全文
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Summary of points about SCAN: SCAN Name will represent the cluster in the network. SCAN used by clients to connect to any database in the cluster. SCA 阅读全文
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Oracle Active Data Guard allows DBAs and users to run real-time queries on a physical standby system for reporting.Queries and reports can be offloade 阅读全文
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Oracle 11gR2 - Data Guard Broker In earlier versions of Oracle, the Data Guard Broker has been regarded with suspicion. However, in Oracle 11gR2 the D 阅读全文