by Tori Aubé | Jun 23, 2015 | Databases
Are you noticing a drop in performance? Are you seeing a large percentage of index fragmentation? If your data page fill factor value set to a high number, page splits could be the culprit. We have helped many of our VDBA customers with these problems. What are Page...
by XTIVIA | Mar 4, 2015 | Data Management, Databases
This article is part 5 in a series on the top 10 most common mistakes that I have seen impacting SQL Server Performance and Resiliency. This post is not all inclusive. Most common mistake #5: Not Setting a Maximum Memory Default configurations are not always the best...
by Matt Wolinski | Feb 25, 2015 | Databases, Enterprise Infrastructure
I was recently working on a client’s site and ran into the following warning: WARNING: You are running on a NUMA machine. We suggest launching mongod like this to avoid performance problems: numactl –interleave=all mongod [other options] This warning shows...
by Matt Wolinski | Jan 22, 2015 | Portals
Liferay themes are an easy way to transform the look and feel of your portal. Theme development is not difficult and can be done with Velocity or FreeMarker templates. You can also create a JSP-based theme but that’s less common. We can talk for quite a while...
by Kathleen Long | Dec 15, 2014 | Data Management, Databases
A while back, I was tasked with using extended events to see what information could be captured to help a customer out with troubleshooting a performance issue. My first step was to see which SQL Server extended events were available on the server. With each version...
by Barrie Shaw | Aug 4, 2014 | Databases
When tuning performance for an IBM Informix instance, one important issue to look for is the presence of tables and indexes containing a large number of extents. Today’s high speed disks and SSD drives can mask some of the performance hit, making this an area that is...
