Go through cutting-edge articles on facing industry challenges and standards. Grab a list of the best practices and good-to-have checklists for your cloud, datacenter, and other complex IT environments.

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What is a Zero Trust network?

Zero trust is a security model that dictates strict identity verification and authentication for anyone accessing the data inside or outside an organization's security perimeters. Learn more!


Popular WordPress security plugins

As websites are highly prone to malware infection, it is a comfort that some of the constant monitoring and checking for updates and patches can be done through security plugins on WordPress. Use security plugins like Jetpack, Wordfence, MalCare Security, and Sucuri to protect your WordPress websites. Learn more about protecting websites using WordPress security plugins!


WordPress backup plugins

Taking regular backups is crucial to ensure that a website stays up and functional in the event of a website crash or a cyberattack. Additionally, maintaining structured backups help you access past content. WordPress supports backup plugins that facilitate manual, automated, full, incremental, local, and cloud-based backup and restore. Back up your WordPress data today!


Troubleshooting errors in WordPress

WordPress websites can face errors due to multiple reasons ranging from incorrect configurations to hosting-related issues. Take a look at some common WordPress errors and the ways to troubleshoot them. Learn more about troubleshooting WordPress!


Securing WordPress websites

WordPress websites are prone to risks that arise from default naming approaches and settings. Secure your WordPress websites at both the application level and the physical level. Also, automate and monitor securing your WordPress websites using tools and plugins. Start securing your WordPress websites today!


Running an e-commerce website on WordPress

WordPress can help to build websites for e-commerce using plugins. Use e-commerce plugins including WooCommerce, Easy Digital Download, Ecwid Ecommerce Shopping Cart, WP EasyCart Shopping Cart, and eCommerce Store for all your e-commerce website building needs on WordPress. Start building your website today!


Popular WordPress multipurpose themes

Multipurpose themes on WordPress offer quick ways to set up websites and can be used as templates that suit the need of multiple brands, companies, organizations, or causes. Multipurpose themes include marketing, promotion, and SEO features and some of the popular multipurpose themes are Twenty Twenty, Astra, Twenty Seventeen, OceanWP, and Twenty Twenty-One. Try multipurpose themes for your WordPress websites!


Optimizing WordPress websites

Slow websites or pages, broken links, and non-performing scripts can impact website performance and create a poor experience for a site visitor. Check WordPress site performance and optimize WordPress website performance using speed optimization plugins like WP Super Cache and WP Fastest Cache. Optimize your websites now!


Migrating WordPress between hosting providers

WordPress websites may need to be moved to a new hosting provider or a new hosting server. This may involve challenges like downtime, missing files, or unsupported customized code. These WordPress migration challenges can be avoided if the migration is done in a planned manner. Learn how to migrate your websites from one hosting provider to another!


Speed up WordPress websites

WordPress websites could be slow due to infrastructure and software-related issues. Use speed testing tools, understand the reasons for the website load and speed up your WordPress websites. You can also use plugins like W3 Total Cache and LiteSpeed. Start speeding up your WordPress websites.


Hardening and protecting WordPress websites

WordPress websites are prone to risks like service disruption, stolen user information, phishing, malware distribution, website redirection, account takeover, and domain blocklisting. Harden and protect your WordPress websites at various levels including physical and application, and also use popular security plugins that help secure and harden a WordPress website. Start protecting your WordPress websites!


Getting started with WordPress

Getting started with a WordPress website involves aspects like administration, hosting, and design. You have to install, choose the themes, site identity, and customize to your needs. Set up your WordPress website today!


Automating WordPress websites for better management

Maintaining a WordPress website includes the management of backups, broken links, updates, spam prevention, image optimization, and several WordPress database tasks. All these can be automated using free and paid plugins. Start automating your WordPress websites!

What is a website defacement attack and how to prevent it?

Website defacement happens when an attacker vandalizes your website. Find out the why and how you can avoid this fate. Learn more!

Web server

Complete guide to monitoring Apache performance

Apache HTTPD Server has been a popular web server since its inception. Learn more about Apache and how to ensure that it is being fully monitored.

What is Traceroute? A Definition with Helpful Examples

A traceroute is a powerful tool that allows you to see the route of an IP packet. Read this article to learn what a traceroute is and how it works.

Monitoring for SREs in a cloud-native world

Site Reliability Engineer roles and functionalities are essential to measuring availability, delivering releases, and taking immediate action in case of failures. Learn more about monitoring for SREs in a cloud-native world with its dynamic and ever-changing nature.

Software for Virtualization: 18 Options

Virtualization allows both small and large companies to use computer resources efficiently. Learn about different types of virtualization and the most popular software in each category.


Introduction to Linux Uptime

CPU steal time is the percentage of time a virtual CPU within a cloud server involuntarily waits on a physical CPU for its processing time. Learn more.


How to troubleshoot high I/O wait time in Linux

Is high I/O wait time affecting system performance? Find out how to easily identify and fix performance issues.


How to monitor network traffic on Linux

CLI tools can be used to efficiently monitor network traffic on Linux. Go through different scenarios in which they can be used.


Top 7 Linux performance commands for system administrators

Linux top commands help you monitor CPU and memory usage, disk I/O operations, network activity, port configuration, and a lot more. Learn how these top commands can help sysadmins.


Troubleshooting Linux performance using the top command

The top command can become one of the most useful tools in your arsenal. Learn more about the most-used commands, understanding the top UI and metrics.


The importance of TLS in Linux

Learn how TLS works, the various protocols it supports, how it implements data encryption, and why it’s important to enable it on Linux systems to secure data.


Boost network performance through TCP Window Scaling

TCP guarantees that network packets are received in the order they have been sent, without duplication. In this article, we will explore how TCP window scaling works, along with its advantages and disadvantages.


Understanding TCP flags

Network engineers and security experts need to have a good understanding of TCP flags and how they are used. Learn more.


Debugging network issues with tcpdump

TCPDUMP comes with a powerful filtering feature that makes it easy to find the packets that have a specific TCP flag or a combination of TCP flags.Learn more about filtering TCP flag packets using TCPDUMP.


Resolve process network usage issues

Understanding network usage in processes is the key to learning and fixing potential problems related to it. Learn more about Linux network issues, the key metrics to be tracked, the tools to be used, and common solutions.


Identifying and troubleshooting network tools

Mastering network tools will help sysadmin to debug network issues faster. In this article, we will walk through different tools, and how we can use them properly to troubleshoot and resolve network problems.


Understanding and troubleshooting page faults and memory swapping

Paging and memory swapping are two common memory management techniques for the allocation and deallocation of memory. Learn pertinent issues with page faults and memory swaps as commonly occurring exceptions.


Managing and optimizing memory in Linux

Optimizing memory for Linux servers not only makes the application run smoother and faster, but also reduces the risk for the server crashing.


A guide to NFS: Use cases, issues, and troubleshooting in Linux

Network file sharing (NFS) is a protocol used for sharing files and directories between computers on a network. Learn about the use cases, issues, and troubleshooting.


Troubleshooting NFS performance issues with nfsiostat and nfsstat

Learn how to fix NFS errors using nfsiostat and nfsstat.


Understanding and troubleshooting with the netstat command

The netstat command is a tool for network diagnostics, configurations, and other port-scanning activities. Learn more


Monitor Linux server performance

Learn how to monitor the Linux server performance using various available metrics like CPU usage, CPU load, disk usage, etc and to troubleshoot and fix slow-running Linux servers


Thread count of a process in Linux

Threads are used to speed up the execution of processes by increasing parallelism. Learn about threads and processes in a Linux system, how to increase the maximum number of threads, and common commands for checking the number of threads per process.


Killing a process from the Command Line in Linux

When a process is consuming excessive system resources, killing it may be your best option. Learn the process of finding the PID for a given process and then killing the process using a few simple commands.


How the Linux kernel handles hardware interrupts

Devices use hardware interrupts to interact with the CPU. Learn how Linux kernels handle them.


Understanding IOPS vs. throughput

IOPS and throughput are useful for assessing storage performance. Learn the relation between IOPS and throughput, and how to measure them.


What is inode usage, and how can we reduce it?

Inodes keep track of all the files on a Linux system. Learn more about inodes, their limitations, and troubleshooting them.


How to fix high CPU usage

Monitoring CPU utilization and CPU load is essential for optimizing performance. Learn how to monitor CPU load with common commands, the impact of high CPU load, and how to bring it under control for improved system performance.


Disk I/O issues: Understanding and fixing them to boost system performance

Learn about the common disk I/O and space usage issues in Linux and troubleshooting methods to optimize system performance.


Understanding CPU utilization

Tracking and monitoring CPU efficiency are essential for handling system processes and resources. Learn mroe about the causes and effects of high CPU utilization.


What is CPU steal time?

CPU steal time is the percentage of time a virtual CPU within a cloud server involuntarily waits on a physical CPU for its processing time. Learn more.


Understanding CPU run queue length in Linux

CPU run queue length helps understand and solve load issues. Learn the commands to monitor CPU run queue and how to solve high load issues.


Common problems and solutions in running a Kubernetes environment

While Kubernetes is one of the best things to happen to cloud and container hosting, it still has its problems. Learn the common problems, the possible means of troubleshooting them, and the solutions to those problems. Read more.


Introduction to Kubernetes

Kubernetes is a container orchestration tool. However, there is a lot more than that. Learn more about Kubernetes, its components, and what problems does Kubernetes solve.


Java streams

Java streams is the easiest and most convenient way to operate on collections without altering the underlying data source. Learn more about the types of Java streams and how to choose them!


Understanding heap and stack memory management

A JVM uses the memory allocated and divides it into two parts such as stack memory and heap memory. Learn in detail about stack and heap memory, and how to manage them.


How to choose garbage collector for your application

Garbage collector is a process run by JVM to recycle unused memory footprints of the applications. Learn more about the working of garbage collection, types of garbage collectors, and choosing and garbage collector.

IT Tools

The what, why, and how of monitoring cron jobs

Monitoring cron jobs is critical for IT environments that include Unix-like systems that use cron. Learn more about Cron, monitoring Cron, alerting, and more.

Synthetic Monitoring: A Detailed Introductory Guide

Synthetic monitoring is a way of simulating real user behavior in an application by continuously proving that core flows still work. Learn more.

External DNS Fundamentals: Defined and Explained

External DNS services provide a great way to manage your domain names and resources hosted on external providers. Learn about external DNS along with real-world use cases.

End-to-end mobile monitoring

Providing a positive user experience on mobile phones is the ultimate aim for mobile developers and designers. Learn what and why you should monitor in the mobile-first world!

DNS Security Made Easy: An Engineer's Handbook

DNS security is the protection and prevention of the domain name system against vulnerability and attacks by cybercriminals. Learn the whats and whys of DNS security and how to prevent attacks.

DNS Redirects Defined and Demonstrated with Examples

A DNS redirect is a technique where a client computer is directed to contact a different server than the one it initially requested. Learn more.

DNS Record Types: Defined and Explained

DNS makes it possible for us to use human-readable domain names to access resources on the internet. In this post, you'll learn about various DNS record types and see examples of how each record type works. Let's take a deep dive in the post.

A DNS monitoring guide: What it is and how to do it

DNS underpins every service that connects to the internet. In this post, we'll take an in-depth look at DNS monitoring including tools you can use to make sure your DNS service is configured correctly. Learn more.


Data center regulations for the US

To set up data centers in the USA, organizations are expected to comply with the federal privacy and consumer laws in different states. Learn more about the data protection laws in the USA.


Data center regulations for Singapore

Singapore has formulated different laws for personal data, cloud data, incident response, design aspects, and so on. To set up data centers in Singapore, one must learn about all of them, implement, and comply with those standards. Learn more!


Data center security and privacy guidelines 101

To set up data centers in Europe, organizations are expected to comply with the major privacy and security laws, chiefly the GDPR. Learn more about the data protection laws in Europe.


Data center regulations for Canada

To set up data centers in Canada, organizations are expected to comply with the major privacy and security laws, chiefly the PIPEDA. Learn more about the data protection laws in Canada.


Data center certifications guide

Data centers need to be audited to validate their reliability and security, and to ensure that compliance standards are met. Learn more about data center certifications!


Why use containers?

Container technology emerged as the preferred deployment platform for microservices due to characteristics like being – light, modular, portable. Learn more about microservices and the benefits of containers!


What is containerization

Containerization is the preferred choice as a deployment platform for microservices. Read about containerization adoption due to CI/CD – DevOps. Learn more!


What is container orchestration

Container orchestration tools help deploy, manage, and network containers. Learn more about container orchestration, how is it done, and the tools that are used along with Docker container orchestration.


What is a container?

A container is a standardized unit of software that packages up software code into standardized units for development, shipment, and deployment. Read along to learn everything you always wanted to know about containers.

Containers Kubernetes

World of Containers: Kubernetes vs. Docker

Docker is the most popular container platform, whereas Kubernetes is the de facto container orchestration system. Thus, both tools work on containers but with different focuses and mindsets. Learn more!


How to deploy containers

In general container deployment involves access, compilation, and deployment. Learn more about the basics of container deployment.


How do containers work

A container platform is a client-server software facilitating the execution of the container by providing key operational components. Learn how containers work.


Containers vs Virtual Machines

Comparison between containers and virtual machines. What are the major differences between containers and virtual machines. Read to understand.


Containers for microservices

A Container is a logical packaging of the microservice. Read through to learn why microservices need containers, their benefits, and how microservices are deployed. Learn more!


Container solutions in the market

Container solutions are aplenty in the market. Famous container solutions include Docker, Red Hat-IBM OpenShift, D2IQ - Mesosphere, and there are also container solutions on AWS, Azure, and Google Cloud Platform. View a comparison of the common solutions to choose the one that fits your needs. Learn more!

Cloud Monitoring: The Engineer's Guide

Monitoring cloud systems, distributed systems, and hybrid systems can be a challenge. Learn what and how to monitor to stay on top of your cloud environment.

Cassandra troubleshooting guide

Troubleshooting Cassandra involves checking the overall health, identifying the problematic nodes, narrowing down by checking latency and logs, and finally fixing the issue. Learn more!

Border Gateway Protocol (BGP): A Comprehensive Guide

BGP is an internet routing protocol that enables the internet to locate IP addresses. Learn more


Key metrics for monitoring Amazon EC2

In spite of having multiple individual instances, you should keep track of the basic system-level metrics of your infrastructure. Learn more about the metrics to monitor.


AWS best practices: S3 security

Amazon S3 security best practices help you analyze the security of your S3 buckets and operate your AWS ecosystem optimally. Learn more!


AWS best practices: Amazon Elastic Compute Cloud

Amazon EC2 best practices to help you analyze the health and performance of EC2 instances and operate your AWS ecosystem optimally. Learn more!

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