Prefer zend opcache over xcache if you just want to use opcode cache, its faster than xcache s a little. Jan 20, 2012 in the second run though both xcache and apc have the same transaction rate of 1. Ive tried eaccelerator, apc and xcache on thread safe php 5. Not only does this provide greater overall product stability, it is officially supported by the php developers. Opcache is recommended in almost all app and server production environments as a method of caching and handling php tasks. Apc vs eaccelerator vs xcache ask question asked 7 years, 11 months ago. Apc great if you want an easy cache that will always work with php, no fuss. Feb 23, 2017 ive tried eaccelerator, apc and xcache on thread safe php 5. Alternative php cache apc alternative php cache is a free and open php license. We all know that enabling php opcache provides massive performances gains see.
It is available also for older stable php releases from pecl under the original name zendopcache. Mar 15, 20 the new opcache extension can be seen as substitute for the venerable apc cache, the maintenance of which had become an issue. If you use apc key cache, then there will be some programming involved to migrate to some other key caching solution like memcached. Sometime ago, we conducted a benchmark of drupal using apc vs eaccelerator where the latter was found to be a better performer than the former in terms of speed and memory consumption. The xcache simple way to install xcache from source code the xcache is useful when your websites have page load time issue.
There are many popular opcode caches like eaccelerator, xcache, apc, etc. The zend opcache provides faster php execution through opcode caching and optimization. Because opcache is the only opcode cache bundled in with php 5. Since apc is older, at the moment you likely want opcache as well as some data store, not necessarily apcu although it is perfectly fine choice.
Xcache vs apc at a apache2mysqlphp already using memcache. It works by redirecting visitors to static pages whenever possible and only drawing on. Dec 30, 2016 opcache vs xcache websites some page load very slower, made with php and trying to make it faster. Please update this article to reflect recent events or newly available. From opcache improves php performance by storing precompiled script bytecode in shared memory, thereby removing the need for php to load and parse scripts on each request. Integrating user defined streams is not realizable that way. My workaround in php5 was to uninstall opcache and use xcache, but as xcache is not available anymore with php7. Does anyone have experience in the two side by side. Apc is going to be included in php 6, and id guess it has been chosen for good reason. Phpfpm experimenting with apcu data only caching with php. This being my preferred caching stack i soon set him straight and advised him how he could easily take advantage of both. Browse other questions tagged cache modfcgid alternative phpcache php xcache or ask your own question. From my previous post i wrote about how to install apc and xcache for caching system for php 5. Xcache is a fast, stable php opcode cacher that has been tested and is now running on production servers under high load.
Phpfpm experimenting with apcu data only caching with. Now i want to know if we can use apcxcache additional to redis cache to improve the. Redis is often use for object caching, because its a kind of optimized mysql and you can use it to process the long queries instead of mysql. Apc, opcache, memcached, xcache, varnish and wp super.
Using apc or opcache with joomla when apc or opcache is installed on your server, no additional configuration is required on your part. Memcached vs redis vs varnish vs apc vs opcache vs xcache cache. Alternative php cache apc alternative php cache is a free and open php license framework that caches the output of the php bytecode compiler in shared memory, thus reducing parsing and disk io overhead for later requests. In most cases php performance can slow down the performance of websites. This is a clear indication that the developers of wincache agree. We run a few chunky ecommerce sites and want the best possible performance. Hey guys, i know this may be discussed before, but the situation is a bit different now. Xcache, opcache, apc are php extensions which allow to cache the php process to not have to reprocess a file each time. The php developers directly integrated what they call opcache into the core of the product.
Zend opcache relies on shared memory to store precompiled script bytecode. Da xcache and apc beide auch ein bytecode cache enthalten, wir. The last part however only stands for older php versions such as on centos official repo. How to install zend opcache in a directadmin server. Xcache was made by the developers of ligd, benchmarks show it performs similiarly to eaccelerator, and faster than apc. Since i dont have enough machine to do the test, im using the bechmark test result from which.
Opcache vs apcu vs apc vs xcache forum kunena to speak. A few months ago one of our managed dedicated server clients asked me about caching for his busy wordpress site. The differences between opcache and apc caches opcache, apc as well as xcache are all opcode caching systems. By caching the compiled operation codes opcodes of php scripts, apc and opcache enable sites to serve page content significantly faster. Unfortunately, at this time there isnt a great way to prime the zend opcache. By the way, you are using w3tc, implying that you are implicitly asking about a wp instance. Install xcache to accelerate and optimize php performance. Apc and opcache work at the web server level, so joomla itself does not require any special configuration to take advantage of. Apc is a open source framework that optimizes php intermediate code and caches data and compiled code from the php bytecode compiler in shared memory. But before you do this, there are a few things you have to be aware of. A few weeks ago i wrote a short article which highlighted gui solutions for monitoring and controlling php opcache. Opcache vs xcache websites some page load very slower, made with php and trying to make it faster. He said he had narrowed it down to opcache vs memcached and which did i recommend.
Hello i m a bit confused and i need ur personal opinion please what should i use. In contrast to other web accelerators, such as squid, which began life as a clientside cache, or. To optimize and accelerate website performance you need to improve the php performance. Install and configure php opcache on your web server. Opcache used to be owned by zend and alternative php cache apc was a free, open source extension for php. To drastically improve performance, we highly recommend using an opcode cache also known as a bytecode cache such as apc or wincache. Im looking for comparative results between the two, but cant find any anywhere. Alternative php cache or apc is a free, open source framework.
It works by redirecting visitors to static pages whenever possible and only drawing on the server itself if there is a need for an active process. Its fairly easy to install and certainly speeds things. Using apcbackend, wincachebackend, xcachebackend as caching backend in. Additionally, the official release notes for wincache version 1. It is now time to update this benchmark and include xcache as well.
This is how all three opcode caches implement the hooking of interned strings. Today, i ran a few quick benchmarks capturing the 2nd run data of tests. The default opcache in php 7 is essentially an inherent zend extension, making any other opcache method rather unnecessary and that is the simple way of putting it. The opcache extension is distributed as part of php 5. In the second run though both xcache and apc have the same transaction rate of 1. Apc, which was an opcache used with php prior to 5. When enabled, it dramatically increases the performance of websites that utilize php.
Download my free books, and check out my upcoming fullstack javascript bootcamp. Opcache opcache is a special caching mechanism that stores. Opcache or xcache which one give me more good faster pages and ease of code also. We wanted to determine how the server performs under plain setup, as well as with the help of bytecode caching with zend opcache, along the userland apcu and. It shows that xcache handles caching better than apc. Xcache is a fast, stable php opcode cacher that has been tested and is now. My workaround in php5 was to uninstall opcache and use xcache, but as. Deskpro is a large php application with hundreds of thousands of lines of php code in hundreds of source files. Apc and opcache work at the web server level, so joomla itself does not require any special configuration to take advantage of the performance benefits. While apc provides some methods to do this, zend opcache does not however this has recently been added to zend opcache and will be available in the next pecl release and included with php 5. Apcu ist schneller als verteilte losungen wie memcached xcache.
If your software do not use apc key cache, but only opcache, then upgrade to zend opcache should just work. Were provisioning a new server and are deciding between php7 opcache and php5. This allows a php application to store data in shared memory. Opcache vs xcache, pros and cons of the opcache and xcache. May 02, 20 in most cases php performance can slow down the performance of websites. In the meantime, there are other ways to achieve similar goals. The alternative php cache apc and opcache provide opcode caching. This relatively new opcode caching software has been developed by moo, one of the developers of ligd.
For this purpose, you can use opcode cachers such as eaccelerator, apc, memcached, xcache, etc. For an application consisting of a large source code base such as drupal, a 3x increase in page generation speed is possible as a. Phpexpress by nusphere can be downloaded and distributed for free. Xcache allows you to cache var data user cache which is not supported by zend opcache. To support this, the interned strings have to be hooked at module load time. Oct 19, 2016 xcache, opcache, apc are php extensions which allow to cache the php process to not have to reprocess a file each time. Im a bit confused and id like to know the difference between the apc, apcu, and opcache. Opcache vs opcache w performance tweaks last updated april, 2020 published october 3, 2017 by hayden james, in blog linux.
1459 1016 1247 1008 1352 161 333 61 1041 1425 295 243 1055 1424 1100 1339 810 109 663 979 286 1046 1476 963 224 577 1420 20 311 1324 526 1145 1342