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Archive | May, 2012

SSD- What’s the difference between SLC and MLC?

It’s time dissect the two main types of flash chips in order to understand why not all SSDs are created equal. What is after all the physical difference between SLC and MLC? SLC stands for Single Level Cell and just like the name suggests can store one bit per NAND gate hence SLC cell has […]

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New Microsoft SQL Servers tools released

Within the past 2 months, there has been a couple of key tools introduced for SQL Server. Recently on 20 April 2012, Microsoft released the Reporting Services Migration Tool and on 18 May 2012, they released Max. Server Memory calculator. The Reporting Services Migration Tool (Beta) was mentioned here. I do want to point out that the source […]

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Program and Erase Cycle (P/E)- SSD Technology

In my earlier post, I talked about SSD drives and how they can use an algorithm called Static Data rotation to help prevent premature wear on the drive. Today, I am going to briefly cover the write operations of SSD/Flash Memory. One of the limitations of flash memory (Which preceded SSD technology) is that while it can be read […]

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Static Data Rotation- SSD Technology to look for in Enterprise products

For many years, RAM and Disk was and still is today, the main culprit for bottlenecks in performance. With the lower cost of Memory, the shift has fallen more on disks to be the slow point in systems. Large Enterprise companies would have numerous external storage devices to get around this issue. (SAN, DAS, NAS, […]

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HOW TO: Add Many NIC configuration settings with PowerShell

In yesterday’s post, I talk about using PowerShell to configure many NIC’s with NETSH. Today, I am going to cover doing it with PowerShell and make it simple where it will prompt for the information in a GUI. So first off, you will need to ensure that you have Executaion Policy changed to allow for […]

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HOW TO: Add Many NIC configuration settings with “NETSH”

I had a task recently that required me to spin up a new environment for testing. I had about 20 new virtual machines that I needed to deploy and they all had static entries. As you may or may not know, the SCVMM console does not allow you to copy and paste like you can […]

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BEST PRACTICE: SQL Server 2005 to present: Instant Initialization for database files

This is a well-known and often mentioned best practice that I have recently found out that is not implemented much. I was even surprised to see that most installer packages to even include Microsoft’s SQL Server install do not set this feature up. Instant Initialization has been around since Windows XP and SQL Server has taken advantage of […]

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SharePoint error when creating a new SSRS service application

Recently, I followed the steps in this TechNet article (Install Reporting Services SharePoint Mode as a Single Server Farm) to create a Reporting Services 2012 Service Application. However, when I try to create the SSRS service application, I get the following error: “The timer job completed, but failed on one or more machines in the farm.” […]

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Be careful with new licensing model with SQL Server 2012 and CPU’s!

I was upgrading a server recently from SQL Server 2008 R2 Enterprise Edition to the latest version with 2012. I got a surprise after the upgrade… I lost 12 CPU. I had a 32 Processor system ( HP DL580 4×8 server) as seen below: After the upgrade, I wanted to verify the CPU configuration and noticed […]

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