Work in HR? Unlock Free Profile

ePlus Data Center Architect Interview Question

I interviewed in Herndon, VA and was asked:
"(In response to stating VMware lun sizing best practice) Why would volume management of smaller luns result in lower performance than a large lun (meta)?"
Add Tags [?]

Part of a Data Center Architect Interview Review - one of 10 ePlus Interview Reviews

Answers & Comments

of 0
Primarily due to larger amount of locking needed, but also due to immaturity of ESX volume management. Using few metas (luns) striped across a similar number of spindles, and similar port use, as the many smaller devices provides the same physical I/O performance with less overhead in ESX.
- Interview Candidate on Mar 20, 2009

To comment on this question, Sign In with Facebook or Sign Up

Tags are like keywords that help categorize interview questions that have something in common.