Application Performance Management or Monitoring (APM) is essential for any web application to provide a better user experience. APM is software that collects the various metrics data from your application and tells you what’s going on within your application. Metrics data can be anything, including transactions, analytics, availability, logs scrapping, which are presented in a…
There are multiple ways to monitor application infrastructure but using right tools are essential for quick troubleshooting and problem-solving. If you are a WebSphere administrator and supporting production environment, then one of the challenging tasks is to monitor the important metrics for better control. You can use any monitoring tools which fit your requirement. Here,…
Fast track your certificate related work with these tools to help you to create, test, convert, secure, configuration, and much more. Implementing SSL/TLS certificate is essential to a website. Not just to secure but also to rank higher in a search engine. If you are a Web Engineer, then you may need to deal with…
Monitoring is essential to businesses to ensure a necessary system is up and running. Monitoring different aspects of your IT Infrastructure setup can cause a lot of tantrum if not done properly with the right tools. It doesn’t matter if you have a small or enterprise-level configuration, you can’t ignore the monitoring devices. Even if…
It’s not possible to remember everything you read and especially the one you are not going to use them frequently. That’s why we have bookmarked so you can refer whenever needed. Working in IT, one thing you can’t ignore is to cheat sheet/reference guide. Having a relevant cheat sheet in your bookmark can help to…
Apache is the most popular Web Server, and if you intend to work as a Middleware/System/Web administrator, then you must be familiar with it. Apache HTTP is an open-source Web Server for Windows & UNIX. A few days back, I wrote about WebSphere Interview Questions, and many of you requested to write about Apache Web…
Increasing the number of devices, compliance requirements, business needs to capture the data for events are necessary for all types of business. Analyzing logs can give you real insights into what’s happening within your IT environment. Some of the real-time examples: Capacity planning Early problem detection Actionable reporting Availability management Events monitoring If you have…
One of the challenging tasks for an administrator is to remember the default port number. You may remember the most common one like HTTP, FTP, SSH but if you are working on various technology stacks then its difficult to remember all of them. Here I have listed the default port numbers of various applications to…
A guide to fix Logjam vulnerability in Apache HTTP & Nginx webserver Introduction Logjam vulnerability is found in TLS libraries (EXPORT cipher) on 20th May 2015 by team of computer scientists at CNRS, Inria Nancy-Grand Est, Inria Paris-Rocquencourt, Microsoft Research, Johns Hopkins University, University of Michigan, and the University of Pennsylvania: David Adrian, Karthikeyan Bhargavan, Zakir Durumeric,Pierrick Gaudry, Matthew…
HTTP Status Code is returned when an HTTP request is made to the server. The server returns an HTTP Status Code in response to your request. There are five classes of HTTP Status Code as following. Informational – 1XX Success – 2XX Redirection – 3XX Client Error – 4XX Server Error – 5XX Let’s take…
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