Quite often I will find it necessary to create a recursive snapshot over a large number of ZFS file systems. In this case, I find that frequently have little long term need for them, and need a quick and easy way of disposing of the snapshots created without spending large…
Oracle Linux 6: Create an OCFS2 Cluster and Filesystem
Today we are going to go through the process of creating a clustered file system on a pair of Oracle Linux 6.3 nodes. This exercise is not very resource intensive. I am using two VMs each with 1GB of RAM a single CPU and a shared virtual disk file in…
Oracle VM 3: Connecting to MySQL Backend
Starting in Oracle VM 3.2.1 the built in database of the Oracle VM Manager was MySQL. I had hoped that this change would also signal a change in the database schema. In prior versions of OVM 3.x all data was populated in the database in a completely useless longblob form.…
Solaris 11: Installing MySQL
Recently I have been spending some time learning about database technologies (Oracle Databases at Keste as well as MySQL on my own). Part of this I have decided to carry over into my existing work with Solaris, and go through the installation process using the Image Packaging System which is…
MySQL: Describe All Tables
In MySQL if you want to find out what columns are in a given table, you can describe the table and it will show you the columns and the data types associated with that column. However if you need to do this for a large number of tables, it can…