So when it comes to deploying a new application there is always the question if you should create a new instance on the database server or use the existing instance and just add a new schema? These both are valid options, but lets have a look at both options.
Lets assume you already have one instance running one application, now you need to provide a new database to a user. So depending on the application, you have the choice of creating a new instance for this specific new application or to use an existing database instance and just creating a new schema.
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Out of curiosity, I decided to run the IOzone tests I performed with a RAID 10 (see this post) on a RAID-Z and compare it to the RAID 5 of the hardware RAID controller. For this test, I am using IOzone and two older HP DL380 G2 servers.
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As I am currently fiddling around with Oracle Solaris and the related technologies, I wanted to see how the ZFS file system compares to a hardware RAID Controller. The ZFS file system allows you to configure different RAID levels such as RAID 0, 1, 10, 5, 6. In this post, I want to test the RAID 10 performance of ZFS against the performance with the HP RAID Controller (also in a RAID 10 configuration) over 4 disks.
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