Most Recent Blog Posts

02/08/2012 - 9:00am

If you planned on turning on the globalEnforcePriv setting in your SAN fabric to improve security ... don't!

There is a setting which is available within Cisco Fiber Channel switches that I ran across while configuring some new Cisco MDS switches that looked....More
02/01/2012 - 9:00am

My SAN admin wants to put my transaction logs on FAST storage. Should we?

No... Oh you wanted more information than that? OK Here goes....More
01/25/2012 - 9:00am

The Flooding in Thailand Is A Real Problem

An awful lot of rain half way around the world is keeping me from getting hard drives delivered to a data center in New Jersey....More
data center in green, blue and pink lights
01/18/2012 - 9:00am

How Can I Use Storage Replication For A Data Center Migration?

The answer to the question here will depend greatly on what storage platforms you have available to you. Assuming that you have some sort of storage....More
01/11/2012 - 9:00am

When purchasing a PDW which vendor should we use?

Microsoft has done a great job with the various vendors who can sell you a PDW to ensure that they meet very specific specs....More
01/05/2012 - 3:56pm

Should the disks that you are backing up be aligned?

In short, yes. The LUN or disk which hosts the backups is probably the disk which needs the most write performance....More
12/28/2011 - 9:00am

What perfmon counters can I trust when using SAN disks?

Knowing which counters can be trusted to give you valid information and which counters can't be trusted is very important to properly monitoring and....More
12/21/2011 - 9:00am

Me and My New Crucial M4 SSD

So a few weeks ago I got a nice little present in the mail from Crucial. It was one of their nice new(ish) M4 SSDs with a massive 256 Gigs of free....More
12/14/2011 - 9:00am

Should I be using Fiber Channel, iSCSI or FCoE?

This is really an it depends question. There are a variety of things which can influence which technology you select....More
12/07/2011 - 9:00am

Can the fiber channel switch be a bottleneck?

While it isn't the most common place that a performance bottleneck can happen, the fiber channel switches or Ethernet switches if you are using iSCSI....More
11/29/2011 - 9:00am

When do I want to look at IOPs and when megs per second?

IOPs and Megs Per second are two very different numbers, and there are specific times when you want to look at each one....More
11/22/2011 - 9:00am

What are the seconds per read and seconds per write counters for?

When and why should I be looking at the seconds per read / write counters?....More
11/15/2011 - 9:00am

Can't I just build my own SAN using commodity hardware?

It really comes down to what you want to spend your money on, managing your systems or building the storage array....More
11/08/2011 - 9:00am

What are the benefits and issues with booting SQL Servers from the SAN?

The benefits of booting your server's from the SAN come from the manageability side of things, while the down sides come in the performance side of....More
11/02/2011 - 9:00am

11 Glorious Sessions on Storage and Virtualization

In this 11 session class we will learn all about enterprise storage and virtualization so that as the DBA we can make intelligent decisions about how....More

Denny Cherry

Denny Cherry is the owner and principal consultant for Denny Cherry & Associates Consulting and has over a decade of experience working with platforms such as Microsoft SQL Server, Hyper-V,...
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