Infrastructure at your Service

Category Archives: Hardware & Storage

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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Jérôme Witt

VMware Tools auf Oracle Enterprise Linux 5.6 Guests installieren

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Wenn Sie einen Oracle Datenbank Server auf VMware ESX betreiben, sollten Sie die VMware Tools nicht unterschätzen. Sie sind nicht nur sinnvoll bei Copy-Paste-Aktionen oder für bessere Grafiken, sondern liefern ebenfalls High-Performance-Network, Storage Adapter (PVSCI), Treiber, etc. Auf Linux Guests müssen die Tools mit dem Kernel zusammen kompiliert werden. Besonders auf Oracle Enterprise Linux 5 Upgrade 6 gibt es ein Problem: OEL 5.6 und OEL 6.0 nutzen den neuen Oracle Unbreakable Kernel 2.6.32-100. Wenn Sie…

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Grégory Steulet

Saving time and increasing service availability with MySQL Enterprise Monitor 2.3

By | Hardware & Storage | 3 Comments

Nowadays MySQL Databases are encapsulated into many mission critical software solutions. Lots of companies host one or many MySQL databases in their data center, sometimes even without knowing it except when the MySQL service is no more available. In order to increase this service availability it is mandatory to have a monitoring solution. Regardles of you are using MySQL Server, MySQL replication or cluster the Oracle/MySQL monitoring solution is called MySQL Enterprise Monitor.

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Oracle Team

LOB : Utilisons les SecureFiles

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Le stockage des LOB est souvent négligé lors de la création des tables. Hors les choix de stockage ont un impact sur la performance d’accès aux données. nous allons voir rapidement dans cet article l’avantage à utiliser le stockage SecureFiles proposé par Oracle à partir de la version 11gR1.

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David Hueber

NetBackup command lines – Tips

By | Hardware & Storage | 4 Comments

NetBackup provides a pretty nice Web Interface, OpsCenter, to monitor and check the basic configuration. However after working a while with it, you may find that some information can be quit boring to find out. Good news! Symantec didn’t forget that in Unix World some peoples still like working in command lines… Once connected through SSH on your NetBackup server, you will have access to a bunch of usefull tools to work with your media…

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