Service Does Not Start After Update & Trace Flag 902

Service Does Not Start After Update & Trace Flag 902

Have you ever applied a patch to find that the server or service does not start after it was applied? There is nothing worse than working in a maintenance window trying to get services back up as quickly as possible when suddenly SQL will not start. Knowing that your...
Disk Configuration Optimized for SQL Server

Disk Configuration Optimized for SQL Server

While there are many configuration options in SQL Server that can help tweak the performance when RAM or CPU is causing a slowdown, when the disk is the culprit, your options are much more limited. Assuming that best practices are followed in regards to file locations...
MongoDB:  Mtools and Slow Queries

MongoDB: Mtools and Slow Queries

Mtools is a third party tool suite that contains very easy to use utilities for troubleshooting or just gathering general knowledge about your MongoDB instance. These tools can be crucial when performance tuning, running a health check or examining log files. You can...
MongoDB Sudden Slow Database Performance

MongoDB Sudden Slow Database Performance

Sometimes you may notice that everything in MongoDB is running fine, then you suddenly have performance issues that come up out of nowhere. There can be several reasons why this happens but I am going to cover a few of the common ones here. Long-running queries Index...
Troubleshooting Slow Queries in MongoDB

Troubleshooting Slow Queries in MongoDB

There are many reasons why your database queries can start to lag or experience throughput issues. In this article I will do troubleshooting on two common issues with slow queries and a way to fix each one. When doing any performance tuning on a database it’s...