Questions tagged [cache]

Question related to Magento default caching system, full page cache or 3rd party caching solutions.

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4
votes
2answers
156 views

Why can't I access my custom cache key via CLI when it was set through a web request?

I have a method that calls the following code from a web request. Mage::app()->getCache()->save('bar', 'foo', array(), 60*5); I have another method that calls Mage::app()->getCache()->...
3
votes
2answers
5k views

Category product list block cache improvement

I rewrite catalog product list block for caching issue. Please review code and give your advices to improve caching and cache-validating issues for huge product listing category pages. Who has better ...
2
votes
1answer
3k views

implementing xcache to speed up magento

I'm using Magento ver. 1.7.0.2 on a 64-bit Centos box with litespeed web server. Recently I re-compiled easyapache to include xcache for the purpose of increasing site speed. However now I'm not sure ...
2
votes
2answers
2k views

Admin panel hangs after login

I am having a issue on my live server, when I try to login to the admin panel it lets me through but then it just hangs and the panel never gets loaded. The same code running on my dev instance works ...
7
votes
1answer
5k views

Redis on Magento Enterprise 1.13

Just a quick question I cannot seem to find a solid answer for, does Magento Enteprise 1.13 come with Redis for cache backend out of the box now? Or do I still need to use https://github.com/...
1
vote
2answers
3k views

Memcached not being cleared by Magento "Flush Cache Storage"

I have a site that doesn't seem to be flushing memcached when the cache is flushed via the button "Flush Cache Storage". I have to manually log into the daemon by telnet and run flush_all to flush ...
1
vote
2answers
2k views

Phoenix Varnish Vcl configuration

we're using this varnish module http://www.magentocommerce.com/magento-connect/pagecache-powered-by-varnish.html V 3.1.2. With this module comes a default.vcl which really works well out of the box, ...
4
votes
1answer
2k views

Transparent PNGs and Image Caching

We've recently started having issues where transparent PNG's are being cached with semi black backgrounds. Has anyone encountered similar issues? Some of the transparency is maintained, however some ...
1
vote
1answer
258 views

Magento cache tag based on multiple products

Is it possible to have a cache tag in Magento based on multiple products? i.e. the cache storage is dependant on any 1 of a group of products being updated?
2
votes
1answer
563 views

Magento CE 1.7.0.0 Cache Management Creates JS Issue

The site I am working with uses an image gallery/banner rotater. The script for this is contained in the head.phtml file. It looks like all pages are reading it except those that are actually ...
2
votes
1answer
982 views

Multiple stores, dynamic domains problem

In a new site, with multiple domains, I have a problem. First the several websites with their own store view: shop.mydomain.org, code shop retail.mydomain.org, code retail *.mydomain.org, code base ...
19
votes
3answers
14k views

Pre-Warming the Magento Enterprise Full Page Cache

The performance benefits of the full page cache in Magento Enterprise are fairly well known. What may not be quite so well known is that for the full benefit of this to be realized, it must be fully ...
0
votes
3answers
295 views

Module is not disabling

I am working on a client project and set up a development copy of the live site, front is working fine but admin is broken because of the fishpig wordpress integration actually i dont to set wordpress ...
2
votes
1answer
1k views

How do i stop magento Caching Global Messages on CMS

i have an application form that is created on a CMS using this line {{block type="[MODULE]/[BLOCK]" template="[TEMPLATE]"}} now when you submit the form and get the success message at the top, it ...
1
vote
1answer
2k views

Layered navigation state not updating, state block not rendered

When I click on a filter, page reloads and filters products correctly, but new state does not appear on sidebar menu. For some reason state block is not rendered. I tried with default theme and it ...
33
votes
3answers
40k views

How can I disable cache for particular section or block

I have developed a top bar cart functionality for store front that displays latest three products added to the cart this works great when cache is disabled but when i enable the cache it showing weird ...
1
vote
3answers
3k views

Missing files in /media/ - help on how to write a script that will regenerate based on .htaccess call?

I performed a complete cache clean and discovered that this obliterates everything under /media/ (as noted by me below and later correctly observed by an answer, it is indeed just the cache that is ...
2
votes
2answers
874 views

What exactly does the file app/etc/use_cache.ser do?

I was faced with a caching error this afternoon which is generally (by the unanimous opinion of the interwebs) solved (and in this case was) by deleting app/etc/use_cache.ser. What exactly does this ...
0
votes
3answers
4k views

Clearing cache destroys CSS entirely?

I ran this script via php -f cache.php destroy and now it appears as though all site CSS is gone when it is loaded. How could clearing the cache of Magento remove CSS entirely and what would you do to ...
6
votes
3answers
14k views

Product Image Cache - Image Resizing

My question is about how and when images get created inside the product image cache. Specifically, if this code is executed: $imageTag ='<br><img src="'.Mage::helper('catalog/image')->...
0
votes
1answer
1k views

Init Resource Model Not Working - Returning Non Object

I am attempting to extend the Crawler portion of the Enterprise PageCache module, however, I am getting the following error, I believe it has to do with the line $this->_init('vmr_crawler/crawler'); ...
1
vote
1answer
444 views

MageTool - Does clear cache clear the sessions cache?

I am using the Mage Tool to clear my cache, and I am wondering, when I clear the cache using this tool, does it empty all the users shopping carts? The tool can be found at : https://github.com/...
2
votes
1answer
127 views

Thread Locking In Magento?

We just had about 20 httpd processes that were sitting there chewing CPU for over 20 minutes, I am wondering why something like that might happen.... Any ideas are greatly appreciated because I am ...
35
votes
4answers
33k views

Get original image file from a cache URL

Is there any function that given a cache image product file return the original one? Example : => Cache URL: {BASEURL}/media/catalog/product/cache/2/image/9df78eab33525d08d6e5fb8d27136e95/a/l/IMAGE....
17
votes
5answers
14k views

Speed : Magento with both APC and Memcached

We have studied many forums and don't know the answer to the following. We have both APC and Memcache installed on our servers. We are not sure what the correct and best config is. My question What ...
3
votes
3answers
9k views

How to remove the Breadcrumbs from the homepage

When Full Page Cache is on the breadcrumbs show up on the home page, i've tried changing the line <?php if($crumbs && is_array($crumbs)): ?> to <?php if($crumbs && is_array($...
16
votes
2answers
5k views

Magento Automatic Caching Insight

We are running Magento EE 1.11 with memcache. 2GB per memcahce server, 4GB total. We have about 240k products. Available ram: 6GB Cores: 16 Threads: 32 Here is the deal, more new products are added ...
1
vote
2answers
698 views

Cache a value which is based on config and tax settings

I calculate a value which is based on configuration settings and on the tax rates. How can I cache it in a way that it automatically gets cleared when one of those infos changes? Is this all about ...
14
votes
2answers
7k views

Required modifications for using Varnish on Magento CE

I'm struggling to find any good working examples of what modifications are required to allow Varnish to cache a Magento site. Ideally I'd like a list of tasks, such as things to disable/enable and ...
13
votes
2answers
3k views

Why is the full page cache disabling block cache?

I have a static part which is included on every page (navigation), but takes long to generate. That is why I have set a cache lifetime and a static cache key. Works fine, until FPC is enabled. Then ...
0
votes
1answer
4k views

Full page cache not working, appears to be caching per session instead of per user group

Full page caching appears to be working on a per session basis. If I go to a page, the first page load takes a few seconds, the second page load much less If my co-worker visits that same page, it ...
65
votes
15answers
45k views

How to force flush CSS cache on client side?

Suppose that we changed a lot of functionality for the module (templates, layouts, CSS) and we are going to move these changes to the production site, but a lot of customers have cached CSS in their ...
10
votes
1answer
755 views

Holepunching of header in magento store

I have implemented holepunching of header in magento, and even though I have got it working on a per customer basis, I need the ability to take this one level deeper by making it work on diff cart ...

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