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All things, WordPress, Azure Cloud, Performance, Security, Tools, Web Development & Optimization

  • Why Enabling Session Affinity is Essential for Azure Front Door and WordPress CMS

    In the world of modern cloud architectures, where scalability, performance, and reliability are paramount, implementing load balancing across multiple instances of an application is a standard practice. Azure Front Door is a global load balancer and content delivery network (CDN) service that provides high availability and performance by routing client requests to the nearest available…

  • Understanding Monitoring Metrics for Enhanced Website Performance

    Monitoring your website’s performance is critical for delivering exceptional user experiences and ensuring smooth operation. At KloudStack, we monitor our clients’ stacks to help them improve their sites’ performance using cutting-edge tools and insights. In this article, we explore four essential monitoring metrics: Page Load Network Time (Avg), Client Processing Time (Avg), Send Request Time…

  • High availability within & across availability zones

    High Availability within and across Availability Zones in Azure Database for MySQL – Flexible Server High availability (HA) is a critical aspect of any modern cloud-hosted database solution, ensuring continuous operation and resilience against failures. For users of Azure Database for MySQL – Flexible Server, Azure offers robust options to support high availability both within…

  • No Local Storage Cache – Due to Autoscaling

    If Local Storage Cache is not used due to autoscaling needs on Azure (since local storage is tied to a single instance), you should consider distributed caching solutions. These solutions provide caching that is accessible across multiple instances, ensuring consistent and scalable performance in an autoscaled environment. Here are the top alternatives to Local Storage…

  • Recommended to run Local Storage Cache

    Running Local Storage Cache is generally recommended when using plugins like Elementor with WordPress on Azure. Elementor, as a page builder, produces dynamic and resource-heavy pages that can benefit significantly from caching to improve load times, reduce server load, and provide a smoother user experience. Here’s why Local Storage Cache is beneficial with Elementor and…

  • Local Storage Cache

    Local Storage Cache for WordPress on Azure is located within the Environment variables of the App setting called WORDPRESS_LOCAL_STORAGE_CACHE_ENABLED, with the value set to true. If the value has been set to false, it’s most likely due to autoscaling adjustments that have been applied to the environment. In an Azure WordPress setup, a Local Storage…

  • PHP OPcache Settings

    Linux, which is commonly used for WordPress hosting, includes OPcache as part of its PHP setup. However, OPcache might not be enabled by default, or it could have limited configuration options depending on the PHP version and app settings you’re using. To check if OPcache is installed and enabled in your Azure WordPress setup, follow…

  • Updating failed. The response is not a valid JSON response

    The “Updating failed. The response is not a valid JSON response” error in WordPress typically occurs due to issues with the REST API, which WordPress uses to handle AJAX requests, including saving posts, pages, or updates. Here are some common causes and troubleshooting steps: 1. Permalinks Issue 2. SSL or Mixed Content Issues 3. REST…

  • Understanding Suspicious URL Probes: How to Protect Your WordPress Site from Common Exploits

    In the world of web hosting and online security, one thing is certain: malicious actors are always looking for vulnerabilities to exploit. If you’re using Azure Application Insights or any reporting tool for your WordPress site, you may have noticed suspicious URLs appearing under failure logs. URLs like /server-status, /.git/config, or /.vscode/sftp.json are red flags,…

  • How to Set Up W3 Total Cache & Elementor Web Builder Plugin for Your Development Stack

    When starting development on your WordPress site with our pre-configured stack, it comes with a set of preloaded plugins, including W3 Total Cache. This caching plugin is pre-configured to optimize performance right out of the box. However, depending on your specific needs, especially when using the Elementor page builder plugin, you may need to make…

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