XCache 1.2.2

XCache – Freeware

Boost Your PHP Performance with XCache

David Fischer

01/07/2025

XCache provides an efficient way to cache opcode and data in PHP, enhancing your web applications' performance significantly.

XCache is a PHP opcode cacher that accelerates the performance of PHP applications by caching the compiled state of PHP scripts into RAM. This eliminates the need for PHP to load and parse scripts on each request, resulting in significantly faster execution times.

One of the key features of XCache is its opcode and variable cache, which stores precompiled opcodes and user variables in memory for quick access. This not only reduces the overhead of compiling scripts on each request but also minimizes database queries and file system accesses, further improving performance.

Additionally, XCache offers data caching capabilities through its built-in variable cache. This allows developers to store and retrieve data within the cache, reducing the need to regenerate or fetch data from external sources repeatedly.

With XCache, developers can fine-tune caching settings according to their specific requirements, such as cache size, TTL (time-to-live) values, and storage backend options. This level of customization enables developers to optimize caching strategies based on the characteristics of their applications.

Another advantage of XCache is its compatibility with various platforms and PHP versions, making it a versatile choice for developers working on different projects. Whether you are building a small website or a large-scale web application, XCache can help boost performance and reduce server load effectively.

In terms of implementation, XCache is easy to install and configure, thanks to its user-friendly interface and detailed documentation. Developers can quickly integrate XCache into their PHP environment and start reaping the benefits of accelerated performance without significant setup overhead.

XCache is a powerful PHP opcode cacher that offers efficient caching mechanisms to speed up PHP applications. From opcode caching to data caching, XCache provides a comprehensive solution for optimizing performance and enhancing user experience. With its flexibility, compatibility, and ease of use, XCache stands out as a reliable choice for developers looking to boost their PHP applications' speed and responsiveness.

Overview

XCache is a Freeware software in the category Miscellaneous developed by XCache.

The latest version of XCache is 1.2.2, released on 02/18/2008. It was initially added to our database on 08/24/2007.

XCache runs on the following operating systems: Windows.

XCache has not been rated by our users yet.

Pros

Improved performance and speed: XCache is designed to cache the compiled PHP code in memory, which can significantly improve the performance of PHP scripts by reducing the time needed for code execution.
Opcode caching: XCache includes an opcode cache that stores precompiled PHP bytecode in memory, reducing the time it takes to parse and compile PHP scripts, resulting in faster execution.
Data caching: XCache also provides data caching support, allowing developers to store frequently accessed data in memory, which can further improve performance by reducing the need to retrieve data from the database or disk.
Support for user variables and functions: XCache allows developers to store user-defined variables and functions in the cache, making it easier to reuse frequently used code snippets or data across multiple requests.
Compatibility with various PHP versions: XCache is compatible with different versions of PHP, making it a versatile choice for developers working on various projects.
Active development community: XCache has an active community of developers and users who provide ongoing support, updates, and bug fixes to ensure the software remains reliable and up-to-date.

Cons

Lack of official support: As an open-source project, XCache may not have dedicated customer support or official documentation available, which can make it challenging for users to troubleshoot issues or seek help when needed.
Complex configuration: Configuring XCache settings and optimizing cache management may require expertise and experimentation, which could be a barrier for beginners or less experienced developers.
Compatibility issues: While XCache is generally compatible with different PHP versions, there may be occasional issues or conflicts with specific server configurations or other PHP extensions, leading to potential compatibility challenges.
Less popular compared to other caching solutions: XCache may not be as widely adopted or popular as alternative caching solutions like OPcache or APCu, which could limit access to community resources, plugins, or integrations specific to XCache.

FAQ

What is XCache?

XCache is a PHP opcode cacher that accelerates the performance of PHP applications by caching the compiled bytecode in shared memory.

How does XCache work?

XCache works by storing the compiled PHP bytecode in shared memory to avoid the need for recompilation on subsequent requests. This improves performance by reducing CPU usage and increasing response times.

What are the benefits of using XCache?

Using XCache can significantly improve the performance of PHP applications by reducing the execution time. It can also reduce the load on the web server and improve overall scalability.

Is XCache compatible with all PHP versions?

XCache is compatible with PHP versions 5.2 to 5.6. It may also work with newer versions, but it is recommended to use alternative opcode caches, like OPcache, for newer PHP versions.

How can I install XCache?

To install XCache, you need to download the source code, compile it, and then install it as a PHP extension. Detailed installation instructions are available in the official XCache documentation.

Are there any configuration options for XCache?

Yes, XCache provides various configuration options that can be modified in the php.ini file or through runtime commands. These options allow customization of cache size, caching policies, and more.

Can XCache be used in a shared hosting environment?

In most cases, XCache cannot be used in shared hosting environments as it requires administrative access to install and configure the PHP extension. You will need a dedicated or virtual private server to use XCache.

Does XCache support opcode invalidation?

No, XCache does not support opcode invalidation. When you make changes to your PHP scripts, you must manually clear the XCache cache to ensure the updated code is used.

Is XCache actively maintained?

No, XCache is no longer actively maintained. Users are encouraged to explore alternative opcode caches like OPcache, which is the official opcode cache for PHP since version 5.5.

Can XCache be used alongside other opcode caches?

XCache is not designed to work alongside other opcode caches. It is recommended to disable any other opcode caches when using XCache to avoid potential conflicts.

David Fischer

I am a technology writer for UpdateStar, covering software, security, and privacy as well as research and innovation in information security. I worked as an editor for German computer magazines for more than a decade before joining the UpdateStar team. With over a decade of editorial experience in the tech industry, I bring a wealth of knowledge and expertise to my current role at UpdateStar. At UpdateStar, I focus on the critical areas of software, security, and privacy, ensuring our readers stay informed about the latest developments and best practices.

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