Rman backup script set

In the RAC environment, if the archivelog of the two nodes are stored locally, what should I do during backup? Enable two channels and connect them with the TNS connection string

In the RAC environment, if the archivelog of the two nodes are stored locally, what should I do during backup? Enable two channels and connect them with the TNS connection string

Backup is a top priority for DBAs. No matter how powerful your technology is and there is no backup, you are still helpless when something goes wrong.

Here is just the BACKUP command summarized in the work. The scripts collected in the future will be continuously updated ......

1. In the RAC environment, if the archivelog of the two nodes are stored locally, how can I perform the backup?

Enable the two channels and connect them to the two instances using the TNS connection string for backup. This means that a backup script is enabled but executed on both nodes at the same time. Note: You need to configure the tnsnames file. Otherwise, you cannot find another node.

2. What if the operating system limits the size of a single file during backup?

Set the size of a single file generated by the channel during backup. In the following example, the size is set to 2 GB.