(Thanks to House of Brick Technologies)
Oracle Data Placement on XtremIO
Many customers these days are implementing Oracle on XtremIO so they benefit from excellent, predictable performance and other benefits such as inline compression and deduplication, snapshots, ease of use etc. Those benefits come at a price and if you just…
Oracle ASM vs ZFS on VNX
In my last post on ZFS I shared results of a lab test where ZFS was configured on Solaris x86 and using XtremIO storage. A strange combination maybe but this is what a specific customer asked for. Another customer requested…
Oracle ASM vs ZFS on XtremIO
Background In my previous post on ZFS I showed how ZFS causes fragmentation for Oracle database files. At the end I promised (sort of) to also come back on topic around how this affects database performance. In the meantime I…
Fun with Linux UDEV and ASM: Using UDEV to create ASM disk volumes
Because of the many discussions and confusion around the topic of partitioning, disk alignment and it’s brother issue, ASM disk management, hereby an explanation on how to use UDEV, and as an extra, I present a tool that manages some…