Articles tagged

29 June 2011
29 June 2011

The One Way That High Availability Will Help You

High Availability (HA) is a term that is beloved of the marketing people, with its connotations of an unspecific sense of reassurance. However, service reliability cannot be bought like bath salts: But, explains a seasoned and cynical expert in the field, HA can be more than the start of 'HAHA!'. There is a role for HA in keeping your services running, if used as part of a broader solution.… Read more
13 January 2011
13 January 2011

7 Things that High Availability is Not

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Wesley has heard High Availablity touted as all sorts of technological cure-all for busy SysAdmins and DBAs, and now he's taking a stand against it. There are a range of things that High Availability is regularly confused with (either deliberately or innocently), and Wesley's clearing it all up.… Read more
07 June 2010
07 June 2010

Exchange 2010 DAG Creation and Configuration Part 1

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If you're using Exchange 2010, then you're probably interested in using the new Database Availability Group feature for your High Availability needs. The DAG is superbly powerful technology, but you'd better make sure yours is 100% correctly configured. Neil Hobson walks us through what we need to know, using a two-node DAG as an example.… Read more
18 September 2009
18 September 2009

Exchange 2010 High Availability

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In April 2009 Microsoft released a public beta of Exchange 2010, the latest and greatest version of a part of its unified communications family of products. Recently in August 2009, a feature complete Release Candidate version was released for public download. In this article Neil Hobson takes a look at some of the high availability features of Exchange 2010.… Read more
10 June 2008
10 June 2008

High Availability in Exchange 2007

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Neil Hobson writes about the ways that MS Exchange 2007 can ensure that your organisations messaging remains available. He looks at the way that the Mailbox Server role can be made more available using features as Single Copy Clusters, Local Continuous Replication,  and Clustered Continuous Replication. He also discusses ways of improving the resilience of the other server roles.… Read more