Databases Hispamerica

On Solaris, IP network multipathing (IPMP) provides physical interface failure detection and transparent network access failover for a system with multiple interfaces on the same IP link.

11gR2 feature... ASM Dynamic Volume Manager (ADVM) and ASM Clustered File System (ACFS)

We can create ACFS by using asmca (link). and we can use command-lines(sql*plus, asmcmd) as well.

- Create a volume from an ASM diskgroup

Security-Enhanced Linux (SELinux) is a security architecture integrated into the 2.6.x kernel using the Linux Security Modules (LSM). It is a project of the United States National Security Agency (NSA) and the SELinux community. SELinux integration into Red Hat Enterprise Linux was a joint effort between the NSA and Red Hat.

What is "INITRANS"?
Specify the initial number of concurrent transaction entries allocated within each data block allocated to the database object. This value can range from 1 to 255 and defaults to 1, with the following exceptions: (on10g MAX_TRANS 's ignored )

DB_FILES initialization parameter... why i should to think about it?

When starting Oracle database instance, DB_FILES initialization parameter indicates the amount of SGA space to reserve for datafile information and maximum number of datafiles that can be created for the instance.