Posts written by Fred Terry

How to get Linux hosts with DHCP IP addresses to show up in Microsoft DNS automatically

This blog post outlines a little trick we use to get Linux-based hosts on a network to show up in Microsoft-based DNS… automagically. This self-registration with DNS usually “just works” in a homogeneous Windows network (famous last words!)– so many folks take it for granted until they need something from the Linux ecosystem. Without setting this up, your options are either A) refer to said machines by IP address only, or B) manually add their hostnames and IPs into DNS, and manually keep those records updated. Keep reading…

Partition Alignment in a Windows-Based Environment Using the DiskPart Utility

Alignment of disk partitions can have a huge performance impact, particularly for database servers. Incorrect alignment from an out-of-the-box installation could tax a system’s I/O performance as much as 35%, depending on the type of activity (1). Partitioning, and therefore partition alignment, is one of the first things to happen when a server is being built. A mistake in that early step can negatively affect the performance of the I/O subsystem for the life of a production database server. And yet it was not long ago that it seemed nobody in the DBA community had ever heard of partition alignment.

Keep reading…

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