This paper uses Oracle 11g Dataguard broker Fastfailover Test
Oracle 11g Dataguard Fast failover configuration, requires a primary database to turn on the flash back function, flash back to open this article skip.
When the flash-back is activated
SQL Server 2005, compared to SQL Server 2000来, says that there is a considerable improvement in performance and functionality, even the "revolution" to describe the upgrade. SQL Server 2005 makes SQL Server the top tier of enterprise databases. For
This paper summarizes the common problems encountered in the process of hbase development and use, hoping to solve some of the doubts of the newly added Hbaser.
1. Is htable thread safe?
Htable is not thread-safe, it is recommended that a Htable
This article mainly introduced to prevent server downtime of the MySQL data loss of several scenarios, combined with the practice of replication and monitor and failover these three projects, the use of friends can refer to the
For most
function of Session state
HTTP is a stateless protocol, so it does not automatically indicate whether a sequence of requests is from the same client or even whether a single browser instance is still actively viewing a page or site. Using the
One, what is RHCs
RHCS is the acronym for the Red Hat Cluster suite, RHCs is a collection of cluster tools that delivers high availability, reliability, load balancing, storage sharing, and inexpensive, and integrates the three clusters in the
In SharePoint2010, a content database is the core of the organization's data. is a place where all site content information, such as documents, list data, and Web Part properties, is stored. By default, the parameters set by the content database may
The Cisco Secure PIX 525 Firewall is part of the world's leading Cisco Secure PIX Firewall series, providing unmatched security, reliability, and performance for today's network customers. Its full firewall protection and IP Security (IPSEC) virtual
first, identify all types of network equipment and network Connections
Because network virtualization adds a lot of virtual network devices (including virtual NICs) to the physical machine, the situation becomes complex, so first we need to
Server
As Microsoft's next-generation data management and business intelligence platform, SQL Server 2005 will be Microsoft's 5-year milestone in enterprise-class database products. Compared to previous data solutions, SQL Server 2005 gives you
When virtualization emerged as a means of reducing costs and increasing the efficiency of data centers, the technology was abandoned as a competitive tool. Virtualization not only provides real benefits, such as cost savings, improved server
Problem
Database mirroring has become a popular feature in SQL Server 2005. With the following simple steps, using the SQL Server Management suite or running some T-SQL commands, you can easily create database mirroring in one or more of your
The following test distributed cache Memcached software, has been learning to pay attention to the large number of Web site cache is how to achieve, before looking at the memcached data, busy no time to really test, this article tests the
Most enterprises in the early IT infrastructure will consider a mix of infrastructure services and domain control roles such as DHCP deployment. This will not only save costs but also simplify management.
But as the size of the enterprise expands
This article introduces the connection management in Oracle RAC Environment in detail, and describes what is connect time load Balancing, Runtime Connection load Balancing, connect timer, respectively. Connection Failover and Runtime Connection
The PIX two ports are actually used.
The ultimate goal is not to use NAT to let the internal network address directly out, both inside and outside the PIX are cernet addresses.
No NAT is used in configuration 1, internal nodes cannot go through
In the previous article we created a failover cluster, and then we will configure failover clustering in this document to enable the failover cluster to support the Hyper-V role. We configured the failover cluster on the Server1, first opening
Myth #1: After a server failover, a running transaction continues to execute
Of course it's wrong!
Each failover is accompanied by some form of recovery. However, if a connection is disconnected because of a server or instance crash that occurs
Before you create a SQL Server 2000 failover cluster, you must configure Microsoft Cluster Service (MSCS) and use the Cluster Administrator in Microsoft Windows NT4.0 or Windows 2000 to create at least one cluster disk resource. Before running SQL
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