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Pgbarman : gestion de sauvegarde et récupération PostgreSQL

By | Hardware & Storage | No Comments

Fin 2012, j’ai prĂ©senté « pgbarman », une solution de sauvegarde et rĂ©cupĂ©ration pour PostgreSQL et dĂ©crit son installation. Pgbarman fournit un ensemble de commandes vous permettant la mise en Ĺ“uvre de sauvegardes vers un serveur dĂ©diĂ©. Le principal intĂ©rĂŞt est Ă  mon sens la gestion d’un catalogue de vos sauvegardes et la gĂ©nĂ©ration de commandes destinĂ©es Ă  une reconstruction locale ou sur un serveur tiers. Je vais maintenant parler de la gestion des sauvegardes et dĂ©crire la…

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David Hueber

Oracle 12c Backup & Recovery: What’s new?

By | Database management | One Comment

After months of waiting, Oracle Database 12c is finally available. In this posting, I am going to provide a summary of the new features of Oracle 12c in terms Backup and Recovery. Pluggable, what else? For sure, the most remarkable change in this brand new version is the Pluggable Database or so called Multitenant Database concept, which is a huge change in the whole RDBMS architecture. So what does it offers in terms of Backup…

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David Hueber

Oracle 12c: Pluggable databases not that isolated

By | Database management | 13 Comments

As you probably know, the multitenant databases is the new feature of Oracle 12c to solve the dilema of applications segregation. Thanks to a multitenant container database, it allows to manage many databases as one taking advantage of resources consolidation. A perfect way to manage several applications in a single container. However are these plugglable databases that isolated as expected? Not exactly: As I will show in this posting, a single PDB can, under certain…

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Hervé Schweitzer

RMAN backup is failing due to “corrupt blocks”

By | Hardware & Storage | No Comments

Last week, I was not able to complete a backup because of the ORA-19566 error: “exceeded limit of 0 corrupt blocks”. Here is what you can do to fix it. Starting Point: backup error Here is the starting point of this case. The following error is found in the RMAN Backup log file: allocated channel: ch1 channel ch1: sid=25 devtype=DISK Starting backup at 27-APR-11 channel ch1: starting incremental level 0 datafile backupset channel ch1: specifying…

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