With the X4's flash capacity changes examined, this post asks the harder question: is Oracle quietly turning Exadata into an all-flash array – and what would that mean for pricing?
Tag: ASM
Strange ASM Behaviour with 4k Devices
A reproducible but unexplained bug: Oracle ASM behaves incorrectly when presented with 4k physical / 512-byte logical sector devices on the Unbreakable Enterprise Kernel.
ASM Metadata Utilities
An introduction to Oracle's undocumented ASM metadata utilities – including kfed, the kernel file editor – and how to use them to inspect and understand ASM disk group internals.
flashdba 