Udi Dahan presented at the UK Connected Systems User Group last night. He discussed High Availability and pointed out that people often think this is purely an infrastructure challenge. However, the implications of system crashes, errors and resulting data loss need to be considered and managed by software developers. In addition a system should remain both highly reliable (backwardly compatible) and available during deployments and upgrades. The argument is that you cannot be considered highly available...
In my current company, we have a fairly good DR story with our “Global” (UK based) BizTalk platform and it’s something that is regularly tested (successfully I might add :) ). We also have a smaller BizTalk deployment in the US which follows a different model but which was also proven successful this year for the first time. More on that in a bit. The choice of DR model you adopt for BizTalk will depend on a number of factors: Criticality – how important is the information flowing through or orchestrated...