by Ben Kinsey | Sep 24, 2021 | Applications, Blog, Digital Experience
All code for this blog post can be found at https://github.com/bkinsey808/nx-graphql-fullstack. Why care about bundle size? Bundle size, especially initial bundle size, is an important metric which determines not only how fast your web app will load, but even,...
by Keith O'Connell | Aug 9, 2016 | Blog, Enterprise Java, Portals
Over the nearly 10 years that we have worked with the Liferay platform, we have had ample opportunity to hone our understanding of how Liferay interacts with the Java virtual machine (JVM), and how to optimally tune the JVM performance for Liferay as a Java...
by XTIVIA | Jun 26, 2013 | Blog, Databases
At XTIVIA, we often perform health checks and performance tuning for clients that have issues with the CPU utilization or memory usage periodically maxing out in the middle of production by the execution of a job or report that consumes much of the available resources...
by XTIVIA | Feb 22, 2013 | Blog, Databases
One of the important performance metrics we monitor for our Virtual-DBA and consulting customers is Page Life Expectancy (PLE). We look for low values as well as values that are trending lower over time. A drop in PLE is a prime indicator of memory pressure. PLE is...
by XTIVIA | Mar 22, 2012 | Blog, Databases
As a DBMS SQL Server is a powerful, cost-effective, and simple-to-use DBMS able to service the needs of most small-to-medium size businesses right out-of-the-box without professional management by a DBA. In fact, a recent survey reported that 45% of IT personnel...
by XTIVIA | Feb 3, 2012 | Blog, Databases
When we focus on IO performance for SQL Server it is vitally important to understand the architecture of the disk subsystem. Typically, a DBA will focus on Disk Queue Length as the primary measure of IO performance; however, in a Storage Area Network (SAN)...
by XTIVIA | Dec 4, 2011 | Blog, Databases
The truth of this Yiddish proverb has been repeatedly reveled to me in both my personal and professional lives. Professionally, I cannot begin to count the number of client’s with whom I have worked who have tried to solve a SQL Server performance issue with more...
by Keith O'Connell | May 12, 2011 | Blog, Enterprise Java, Portals
Recently, I was asked by a client to investigate how they might configure a Liferay Portal version 6 instance to completely eliminate caching of a few specific entities; in particular, the User and Group entities. On the surface, this sounds like a...
by Keith O'Connell | Apr 19, 2011 | Blog, Portals
Tuning performance of a Liferay Portal installation is very different from one client situation to another, and therefore, it is essential to simulate a realistic load and usage distribution, measure various key performance and server metrics, tweak configuration...
by Dennis Robinson | Jan 31, 2011 | Blog, Databases
Mark Halstead, is presenting at SQL Saturday #66, in Colorado Springs, Co. on Feb. 12th, 2011. The title of his session is “SQL Server Performance Tuning”. SQL Server performance tuning with an emphasis on finding the bottlenecks, Query design...
