Dell PowerVault MD3000i Dell PowerVault MD3000/MD3000i Array Tuning Best Pract - Page 32

Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices, Definition, Segment, Short I/O,

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Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices Term Segment Short I/O SQL Stripe Definition by t10.org A segment is the data written to one drive in a virtual disk group stripe before writing data to the next drive in the virtual disk group stripe. Any I/O that consumes less that 1/3 of available cache memory that can be handled within cache, effectively a cached operation. Structured Query Language; flexible markup language for computer databases maintained by ANSI and ISO. A set of contiguous segments spanning across member drives. December 2008 - Revision A01 Page 32

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Dell™ PowerVault MD3000 and MD3000i Array Tuning Best Practices
December 2008 – Revision A01
Page 32
Term
Definition
by t10.org
Segment
A segment is the data written to one drive in a virtual
disk group stripe before writing data to the next drive in
the virtual disk group stripe.
Short I/O
Any I/O that consumes less that 1/3 of available cache
memory that can be handled within cache, effectively a
cached operation.
SQL
Structured Query Language; flexible markup language
for computer databases maintained by ANSI and ISO.
Stripe
A set of contiguous segments spanning across member
drives.