Artikelen gelabeld: Oracle

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 a similar test with ZFS versus ASM but on Solaris/SPARC and [...]

SLOB full table scans


A short post in follow-up to the previous one on ZFS vs ASM: I wrote that I had to create a procedure to get full table scans on SLOB data. SLOB is designed to do random I/O (and lots of it 😉 but my test required FTS as well. Here is the [...]

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 have been busy with many other things, but ZFS issues still [...]

Getting the Best Oracle performance on XtremIO


(Blog repost from Virtual Storage Zone – Thanks to @cincystorage) UPDATE: I’ll say it again because there seems to be some confusion: THIS IS A REPOST! Original content is from the Virtual Storage Zone blog (not mine). Just reposted here because it’s interesting and related to Oracle, performance and EMC storage. [...]