Itella Information enhances financial information flows and pioneers electronic invoicing in 15 European countries with over 2,000 professionals. They are looking for Application Specialists for their IT Competence Center in Riga to support global customers and operations in Europe. The ideal candidates will have IT education and experience supporting and maintaining IT services, as well as working knowledge of Linux, SQL, XML, Perl, Java, Citrix, and WebServices. Responsibilities include supporting business applications, maintaining environments and platforms, and participating in development projects. Itella Information offers a friendly work environment, trainings, a development program, and possible foreign travel.
The document provides an overview of troubleshooting Java memory issues and out of memory errors in a production environment. It discusses Java virtual machine memory layout, causes of out of memory errors and solutions, using error logs and stack traces to diagnose issues, and utilizing thread dumps, operating system utilities and Java Management Extensions to further analyze problems.
The document provides an overview of performance tuning Apache Tomcat, including adjusting logging configuration to reduce duplicate logs, understanding how TCP and HTTP protocols impact performance, choosing an optimal connector (BIO, NIO, or APR) based on the application workload, and configuring connectors to optimize throughput and request processing.