architecture - Akber A Choudhry

Overview of ITIL-based Application Backup and Recovery

Derived from a subset of IT Service Continuity Management (ITIL v3 ITSCM): ITIL v3 ITSCM considers application backup and recovery as one of the risk mitigating factors in assuring service continuity. This is a brief discussion of commonly understood IT application backup and recovery methods within the ITIL v3 ITSCM

architecture

Setting up the RDS Database Instance

... experimenting with Amazon AWS EC2 Update: Amazon AWS RDS can now be configured from the AWS Web console Although the RDS is a service and we are not supposed to think of it as a machine, it is just like an EC2 instance. We have to use the command-line tools,

architecture

Resilient Crowd, Jira and Confluence on Amazon EC2 and RDS

... experimenting with Amazon AWS EC2 This page is out-of-date. Atlassian has come out with cloud pay-as-you-go pricing (OnDemand) which is now recommended instead of the 10-user license mentioned below. These are three tools that I cannot do without, and thanks to new Atlassian licensing options, I don't have to do

architecture

The App is King

Networks, storage, and all other information technology infrastructure are fairly complicated things and it takes substantial planning and flawless execution to get it right. Project managers and analysts do great work to ensure that what runs on these infrastructure systems is properly specified and delivered on time. And with all

architecture

Google Calendar Link shows Google's Strong URL architecture

Quick Post: Just tried this today and it worked: Travel and meeting sites can give you a link that can add an entry to your Google Calendar, among ICAL and other links thare are also provided. This is very handy, as it takes care of time zones etc. and works

architecture

Proposal Submission and Management System on Atlassian JIRA

...for The Research Council, Oman) by Akber Choudhry and Dusko Knezevic An Issue is an Issue : Alassian JIRA is all about issues. In fact, Atlassian sends out T-shirts saying 'Because you've got issues'! We first started using JIRA in a purely development support role, but then we read a case

architecture

Five Requirements of a Distrbuted Memory Caching Layer

Caching provides persistent business data and volatile session data from memory instead of from database and/or disk access. This improves performance. Clusters of application servers also provide performance and scalability. The two techniques clash as one application server's cache is not in sync with others' caches. A solution for

architecture

Being Friendly to TCP

UDP traffic should not affect TCP connections when there is a contention for bandwidth. What is TCP-Friendliness? UDP and other continuous streaming transports are becoming more common on the Internet as multimedia, telephony and P2P applications start to use larger and larger portions of available bandwidth. One of the better

web

Introduction to Server-side Technologies

Server-side scripting refers to the dynamic generation of Web pages served up by the Web server, as opposed to "static" web pages in the server storage that are served up to the Web browser. In other words, some part of the content sent in response to a HTTP