Tuesday, February 22, 2011


OSTRESS is a Microsoft tool comes with RML utilities package and it uses to stress SQL Server. This is especially useful when you want to troubleshoot SQL Server while SQL Server is under heavy load.

Use below link to download RML Utilities

SQL Server (x64)

RML Utilities

After installing RML utilities, you can use RML cmd prompt to execute scripts with OSTRESS.

How to interpret Disk Latency

I was analyzing IO stats in one of our SQL Servers and noticed that IO latency (Read / Write) are very high. As a rule of thumb, we know tha...