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consistency

The Zero Dataloss Myth

Bart Sjerps 2012-11-21 General, Various 3 Comments

In previous posts I have focused on the technical side of running business applications (except my last post about the Joint Escalation Center). So let’s teleport to another level and have a look at business drivers. What happens if you…

 1,056 total views

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Data Guard protecting from EMC block corruptions?

Bart Sjerps 2012-04-16 Oracle 20 Comments

Today I was giving a training to fellow EMC colleagues on some Oracle fundamentals. One of the things that was mentioned is something I have heard several times before: Oracle is claiming that EMC SRDF (a data mirroring function from…

 2,869 total views

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Oracle and Data Integrity: Data in, Garbage Out?

Bart Sjerps 2011-12-14 Oracle 2 Comments

A trivial question: What is the basic function of a storage system? I would say, the trivial function of a storage system is to store digital data and getting it back when you need it. To be specific: get the…

 1,472 total views

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Data Guard or Storage based replication?

Bart Sjerps 2011-09-28 Oracle 6 Comments

A comparison between Oracle (Active) Data Guard and EMC replication for disaster recovery purposes This is an article I wrote a while ago for customers’ Database Administrators (DBAs) and application managers, that helps them in selecting the right Disaster Recovery…

 3,365 total views

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Eliminate Hot Backup with EMC consistency technology

Bart Sjerps 2011-08-26 Oracle 3 Comments

For many years, EMC customers have been using storage replication technology to create copies of entire databases. Using storage cloning has many advantages over other mechanisms (file copy, tape restore, and the like). Most significant is that EMC storage can…

 1,120 total views

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