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27
votes
5answers
20k views

Which PHP (opcode) cache one should use and why?

I keep hearing about some PHP (opcode) caches like - APC, XCache, Memcache, eAccelerator, etc. But I couldn't ever figure out how to go about choosing one. Apart from performance benefit, which a ...
11
votes
7answers
7k views

Wordpress Installation on Two Servers - Loadbalancing

I have to install wordpress (One Blog, one domain, for e.g. mycompany.com/blog) on two servers sharing one database on a different server, these two servers are behind a loadbalancer and the db would ...
9
votes
3answers
2k views

How do I obscure my Wordpress install via htaccess?

(I am aware that security via obscurity is not recommended). I am trying to hide the fact that I am using Wordpress. This post is helpful, but it only addresses the content (sort of). I am interested ...
8
votes
1answer
4k views

The strange case of Mr. Time To First Byte

I've got a webserver on a Linode 1024 VPS based on Ubuntu 11.10 Nginx 1.0.5 PHP 5.3.6 (with PHP-FPM, APC) Varnish 3.0.2 And a couple of blogs there based on WordPress 3.3.1. One of them is a ...
7
votes
5answers
7k views

Optimize apache for 10K+ wordpress views a day on 2GB RAM E6500 CPU

I have a dedicated server with apache/php on ubuntu serving my Wordpress blog with about 10K+ pageviews a day. I have W3TC plug in installed with APC. But every now and then server stop responding or ...
7
votes
4answers
427 views

Is it Secure to Grant Apache User Ownership of Directories & Files for Wordpress

I'm currently setting up WordPress on an Ubuntu server 12 everything runs fine but there is an issue when it comes to automatically updating and uploading media via WP as Apache "www-data" user does ...
6
votes
3answers
4k views

Un-tar a specific directory inside of a tar

I have the Wordpress tar, latest.tar.gz. Within it is the following structure /wordpress/dirtories/files When I do the following command I would prefer if I could have it unpack starting at ...
6
votes
6answers
2k views

Syncing multiple wordpress web servers in a farm

My company will shortly be setting up a blog, and I'm planning on setting up two web servers to host the wordpress website for redundancy. Normally when we do releases to a site in a farm we push to ...
6
votes
2answers
2k views

Nginx infinite redirect loop

Why is http://compassionpit.com/blog/ going through an infinite redirect loop? Here's my nginx conf file. The site is run by a nodejs server on port 8000 and Apache serves up the blog (wordpress) ...
6
votes
6answers
3k views

PHP-CGI Started Serving Blank Pages

My PHP-CGI started serving blank pages for no apparent reason until I restarted the process. I want to know why. Unfortunately the "production" configuration file of PHP has no error_log by default. ...
5
votes
6answers
2k views

./kernelupdates 100% cpu usage

I have a CENTOS6 server running with some wordpress & tomcat websites. In the last two days it has been crashing continuously. After investigation we found that kernelupdates binary consuming 100% ...
5
votes
1answer
4k views

Blank Page: wordpress on nginx+php-fpm

Good day. While this post discusses a similar setup to mine serving blank pages occasionally after having made a successful installation, I am unable to serve anything but blank pages. There are no ...
5
votes
1answer
3k views

How do I decode this WordPress hack? [closed]

I found an offending string in a client's WordPress-powered website, and I just want to know what it does. ...
5
votes
1answer
510 views

`ps` and `bin/bash su` in ps aux output

I have a shared server (amazon ec2 micro powered by bitnami) with a web application (Wordpress), which is showing low performance lately (with relatively stable traffic and usage). The only suspitious ...
5
votes
5answers
1k views

Scaling server cluster setup

I'm in middle of re-building a website that currently gets about 4mil+ visitors a month (and that's going straight up lately). It's currently being run and hosted by an external company, but we're ...
5
votes
5answers
881 views

One Wordpress install (multisite) or multiple installs?

I manage a server for a client who has several Wordpress blogs. They all precariously balance on PHP/FastCGI/nginx and it all works at the moment, just using a little more RAM than I'd normally be ...
5
votes
10answers
2k views

trouble backing up large mysql database

I have a wordpress MU database with something like 10,000+ tables for various user's blogs. I need to upgrade wordpress MU to newest version, but want to backup the DB before hand. PHPMyAdmin fails ...
4
votes
9answers
669 views

Wordpress on AS/400

My client needs one clarification before assigning a job. Is it possible to run Wordpress on AS/400? Thanks
4
votes
6answers
7k views

How did they hack my Wordpress sites

I have many wordpress sites hosted in a Bluehost shared hosting environment. Recently when I searched one of the sites in Google, it said "The site might be compromised". I got alerts from Google ...
4
votes
3answers
365 views

Server recommendation for startup company… Cloud or not?

I have some general questions regarding the "best" way to deploy a web application (and host wordpress blog) for a small startup company with limited capital. Right now we have a simple Ubuntu ...
4
votes
1answer
201 views

What privileges does a MySQL User need for Wordpress?

I need to create a new MySQL user to manage my wordpress site. What privellages are needed for wordpress? I assume INSERT is also needed and maybe DROP? Example GRANT SELECT ON database.* TO ...
4
votes
1answer
1k views

1 EC2 instance per website - manage multiple websites on Amazon cloud using EC2

I'm managing multiple websites, most based on WordPress and all are based on LAMP stack. I'm moving all my websites to Amazon cloud. I'm new to AWS and my plan is moving 1 website by one, starting ...
4
votes
2answers
582 views

Nginx + WordPress : 414 Request-URI Too Long

I use Nginx with php-fpm on my server to run my Wordpress blog. When someone share my website on Facebook, some parameters are added by Facebook and the URL looks like : ...
4
votes
3answers
513 views

Thousands of visits a day from untraceable traffic to website - Serious issue

At the end of January we noticed a spike in traffic to what JetPack stats says was home/archive page and what Google was classifying as going to /gaming/ which is an archive list in WordPress. This ...
4
votes
1answer
55 views

Wordpress - Administering users on a blog

As a wordpress blog administrator, I create the user accounts. What are the differences between these role types in wordpress?: Subscriber Administrator Editor Author Contributor I want to add ...
4
votes
4answers
6k views

.htaccess file hacked, how to prevent this in future? [closed]

The hacker added a code in .htaccess file to redirect all search engine traffic to a malware website. I am now investigating this incident and trying to find out security loop holes. My situation is ...
4
votes
4answers
8k views

MySQL Table does not support optimize

My Wordpress tables appear to be in need of optimization so I looked into the commmand OPTIMIZE TABLE . When I run the command I get the following results: Table does not support optimize, doing ...
4
votes
3answers
87 views

which blog platform to use for multiple bloggers

I want to have a blog for my (small) company where each employee will have his own personal blog. Something like: http://johndoe.blog.mycompany.com Is there a good platform to do that? I searched ...
4
votes
4answers
591 views

How do I change the Envelope From in Postfix?

Linux server that uses Postfix to send mail via Amazon SES. When sending email from Wordpress, the emails are rejected due to an improper Envelope From address. How can I configure Postfix to always ...
4
votes
1answer
612 views

IIS7 and URLRewrite is failing with Wordpress 3.1.1 Redirects

I'm having an interesting issue with the migration to wordpress 3.1.1 multisite and the url rewrite rules. the index.php routing, as well as the ms-files.php?file= rules are failing across the board. ...
4
votes
4answers
6k views

How to trace possible SQL injection attack?

We just had one of our (fairly important) wordpress databases inexplicably dropped. Fortunately we keep nightly backups so it's not going to be the end of the world, but I want to avoid or at least be ...
4
votes
2answers
2k views

“The server closed the connection without sending any data”

Server setup The problem Diagnostic information What I've tried Specific Help needed 1. I have the following server setup: (Running in a VM using Hyper-V) Debian Squeeze Linux 2.6.32-5-amd64 ...
3
votes
5answers
660 views

Alternative to multiple WordPress installs (and not using WordPress-mu)

I run several instances of WordPress on a server for managing blogs across multiple domains (also hosted on the same server). Some domains are even utilizing multiple WordPress instances just as ...
3
votes
5answers
277 views

Slow self hosted wordpress website

we have a great site which has been humming along nicely for about 5 months and then in May it went from a page load speed time of 3-5 secs to now an agonising 15+ secs!!! The host has been really ...
3
votes
5answers
3k views

Wordpress: Problem installing on dedicated windows server 2008/IIS7

I'm having trouble with installing Wordpress on a dedicated Microsoft Windows Web Server 2008 R2. I've installed Wordpress Version 2.9.2 from Web platform installer 3.0. After installation when I ...
3
votes
5answers
2k views

nginx vs lighttpd for wordpress

Which web server would be more suitable for running a few instances of wordpress? They are both pretty easy to setup, so I am wondering mostly about performance. Would there be a difference? I think ...
3
votes
2answers
561 views

Need to link WP Blog with Rails App on Heroku

I have a client who wants to migrate his Rails app to Heroku. However the client also has a blog associated with his domain that runs on WordPress. Currently, the WordPress blog is running happily ...
3
votes
6answers
3k views

Scalable WordPress Host for High-Volume Site?

I need recommendations for a scalable web host for a high volume WordPress web site. For my purposes, high-volume might be 100K-500K visitors/hour. Might think towards a 1M/hour burst rate as a "high ...
3
votes
2answers
1k views

Amazon EC2 AutoScaling WordPress

I am currently looking to autoscale my wordpress installation on Amazon EC2. Everything is working, I can bundle my EBS instance, put some policy and then amazon run automatically instances behind my ...
3
votes
4answers
4k views

How much memory would be needed for a Wordpress site with 8.000 hits per day with the occasional spike?

I'm running a Wordpress site with about 8.000 hits per day, which occasionally spikes to 12.000 hits. I'm currently considering a VPS server. My setup is WP with Apache and MySQL. Can anyone ...
3
votes
5answers
242 views

What is the recommended wordpress backup strategy?

What is the recommended backup strategy for a wordpress blog. Is there anything smarter than grabbing snapshots of the full directory? Does that give me the most likelihood of being able to recover ...
3
votes
2answers
288 views

What's the best wordpress cache plugin for a moderately trafficked server?

I'm supporting a moderately trafficked Wordpress server, with 2GB ram and a dual-core amd opteron CPU, running Gentoo. It looks like it's just a default install, so I'll be tuning mysql, but I'm also ...
3
votes
1answer
396 views

APC fragmention woes on Apache AWS EC2 Small instance with WordPress and W3TC

AWS EC2 Small instance, Apache 2 running WordPress and W3TC. Within an hour, my APC fragmentation hits 100%. My APC settings are: apc.enabled = 1 apc.shm_segments = 1 apc.shm_size = 100M ...
3
votes
1answer
2k views

Endless Redirect Loop with AWS ELB and wordpress site using wordpress https plugin

I have configured an AWS ELB to point to my Ubuntu Server running the Wordpress 3.2.1. Everything worked great on the server until I put it behind a load balancer. I setup the load balancer to ...
3
votes
2answers
288 views

Securely installing Wordpress in a subdirectory on a server

our marketing droids would like a blog on our domain. I checked out several, and while MovableType seems to have the least vulnerabilities, Wordpress has won the race. I am very sceptical of ...
3
votes
2answers
730 views

www-data ownership makes the WordPress installation consume more memory

I have a WordPress installation. When the ownership of the folder is root, the memory consumed is okay. However, when I change the ownership to the www-data user, it starts consuming a lot of memory ...
3
votes
1answer
94 views

In Apache, if 403s aren't appearing in error.log, how can I get them to appear?

Apache2 under Ubuntu 12.04 I get a 403 error only sometimes when a URL is passed to a PHP script in WordPress via the PressThis button. e.g. ...
3
votes
2answers
574 views

Wordpress deploy results with a 304 error and redirecting to :8888

I have wordpress blog, which works perfectly on localhost. In the letter from my hosting there was line Please place all of your Internet files in the /public_html directory. So, i've uploaded ...
3
votes
2answers
2k views

APC Server Cache Fragmentation

I'm running a Wordpress site with APC and W3TC on CentOS 5.5 which gets around 10000 pageviews a day (including ajax and WP-Admin). The server is a low-level VPS and has a max of 376MB RAM. Recently ...
3
votes
1answer
53 views

Automatically give Apache write permissions to newly added git clone files (-R g+rw)

I'm having a problem with allowing Apache to automatically have write access to an .htaccess file being pulled from a git repository. Here's my process: I'm logged in as a newly created user ...