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Escacha – Split brain simulator for Grid Infrastructure extended clusters

Escacha – Split brain simulator for Grid Infrastructure extended clusters

by Alberto Pereiro | 13 Nov 2017 | Oracle, portada, slider-post

As part of the high availability tests in a Grid Infrastructure cluster (usually a RAC cluster), we must validate that all possible infrastructure failures behave as expected in acordance to the solution design. Hardware failures and specially connectivity failures...
Limitations with automatic RMAN conversion from standby controlfile to primary controlfile in 11.2.0.4

Limitations with automatic RMAN conversion from standby controlfile to primary controlfile in 11.2.0.4

by Alberto Pereiro | 1 Oct 2017 | Oracle, portada, slider-post

11g brought the hability of moving all backup activity to a physical standby database without restrictions, including controlfile copies that are interchangeable between primary and standby databases. This let us backup a standby database covering any primary failure...
RAC interconnect recommendations

RAC interconnect recommendations

by Alberto Pereiro | 21 Jul 2017 | Oracle, portada, slider-post

Interconnect network is a critical component in a RAC environment. It’s very important to minimize latencies, increase its throughput and avoid lost of UPD packages.   There’s more than a heartbeat Sometimes, when we work with sysadmin or network...
Stored Outlines en Standard Edition

Stored Outlines en Standard Edition

by Alberto Pereiro | 12 Jul 2017 | Oracle, portada, slider-post

Can I use Stored Outlines with Standard Edition? YES since 10g. This could seem a simple answer, but that’s not the real thing as this is a poorly and confusedly documented Oracle functionality.   Plan Stability vs SQL Plan Management There are two concepts...
Truths and myths regarding Oracle virtualization (with and without VMWare)

Truths and myths regarding Oracle virtualization (with and without VMWare)

by Alberto Pereiro | 28 Jun 2017 | Oracle, portada, slider-post

Oracle is not supported on VMWare FALSE. Oracle does not cercify its products, specifically its database, on VMWare. Oracle will always give assistence on VMWare if it can be proved that the problem is not VMWare specific and the issue can be reproduced on bare metal...
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Carla

Carla

Senior consultant


Hi!! I’m Carla.

Enthusiastic about learning, sharing ideas, having fun and knowing everything about Oracle.
Cheerful and creative, looking for a different way to see the same problem or solution. Advocate of teamwork in all facets of life as well as enjoying everything you do.