Updated : MPIO Guide for DSM Developers

Our guide on creating a DSM for MPIO for storage developers for Windows Server 2012 is now available at the link below:   http://www.microsoft.com/en-us/download/details.aspx?id=30454   Thanks,   Bruce


Managing MPIO with Windows PowerShell on Windows Server 2012

Installing and Managing MPIO using PowerShell: This post is intended as an overview of capabilities present in the MPIO module for managing MPIO on Windows Server 2012. Note: The MPIO feature is available on Windows Server 2012 versions only. Use of the MPIO module in Windows  PowerShell requires an “elevated” PowerShell window, opened with Administrator…


Links to Storage resources for the Windows 8 Consumer Preview

Updated: 7/1/2012 As it can be difficult to locate all of our public content related to Storage and FileSystems on various Microsoft sites for the Windows 8 Consumer Preview and Windows Server “8” beta, I wanted to provide a list of documentation related to the consumer preview. The list below is intended to be a…


Updated Guidance on Microsoft MPIO Settings

Last updated 2/22/2012   In the Microsoft Multipath I/O Step by Step guide for Windows Server 2008 R2 two new MPIO registry keys were introduced (UseCustomPathRecoveryInterval and PathRecoveryInterval) to mitigate a transient error. We issued post-release guidance previously and have recently updated our guidance as described below. For additional information about MPIO settings, please refer…


Updated storage documentation for Windows Server 2008 R2 and Windows 7

At the link below, you will find information about what has changed for the iSCSI Initiator, and MPIO in Windows 2008 R2. Also, the first in the series of our new configuration and step-by-step guides is available at the same location, which covers the configuration and usage of the iSCSI Initiator for both R2 and…


Updated MPIO Whitepaper is now available

We have released an updated version of the Windows Server High Availability with Microsoft MPIO whitepaper and couldn’t wait to let everyone know as there is a lot of new content in this update.  You can download the updated Whitepaper directly using the link below: Windows Server High Availability with Microsoft MPIO


Scripting Example: How to set the MPIO LB policy

The following scripting example shows how to set the MPIO Load Balancing policy via a script calling WMI: Just to expand on the information below, FOO Failover Only RR Round Robin RRwS Round Robin with Subset LQD Least Queue Depth WP Weighted Paths ‘—————————————————————————– ‘ ‘ SET_LBP.vbs ‘ ‘ WScript which can be used to…