A computer program running as a service, a physical computer dedicated to running one or more such services or a software/hardware system such as a database server, file server, mail server, or print server.

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38
votes
4answers
934 views

When did you decide to use a CDN? How did you measure the “success” of using a CDN?

When did you decide to use a Content Delivery Network? How did you measure the "success" of using a CDN to help justify the additional cost? Added a bounty. Hoping to get interesting stories from ...
34
votes
6answers
8k views

Why do big sites use multiple servers instead of one server with better specifications?

I read that Stack Overflow uses 10 or more servers for serving the Stack Overflow site. Different servers have different functions such as reverse proxy, database server, or HTTP server. I have seen ...
16
votes
6answers
5k views

How Can I Secure A VPS Installation?

What are the basic steps to securing a VPS installation that I plan to install Webmin on to host my blogs and personal projects?
13
votes
5answers
688 views

Is it worth looking into a webserver other than apache?

I've traditionally deployed my sites under apache, simply by default. I've heard things about NGinX though and I'm wondering under which conditions it would be superior. In addition to apache and ...
10
votes
1answer
533 views

Why chmod 777 is not secure?

chmod 777 file change the permissions of the file file to read, write, and execute for all. Ok, so the file can be manipulated in any way by any script on the server. But why is this not ...
10
votes
4answers
365 views

What's required of a web server in order to offer up streaming (but not live) video?

What's required of a web server in order to offer up streaming video? Where would you start? Edit: Let's assume it is not real-time or live streaming, just canned videos.
8
votes
2answers
526 views

Could an adult site affect the other sites in same server?

One on my clients want me to host an adult website. Will it affect my other websites on the shared server or should I get a separated server?
8
votes
5answers
1k views

Cloud hosting vs dedicated hosting: advantages and disadvantages

I'm currently looking for a hosting company that can provide a very solid service with a 100% SLA. In the search both cloud hosting and managed dedicated hosting have come up. (I'd rather not manage ...
8
votes
4answers
354 views

How can I update my site without forcing users to wait?

Downtime is inconvenient for users and currently they have to wait any time a site's engine is being upgraded. Additionally, when using off-the-shelf scripts there's a risk that a setting change won't ...
8
votes
6answers
461 views

Fast, Cheap, Dedicated Hosting [duplicate]

Possible Duplicate: How to find web hosting that meets my requirements? I'm looking for dedicated hosting with at least 1GB of RAM that doesn't hurt the wallet too much. Specifically it ...
8
votes
1answer
308 views

Disqus-like comment server

I'm looking at setting up a blog, and I think I want to go the static website compiler route, rather than the perhaps more conventional Wordpress route. I'm looking at using blogofile, but could use ...
7
votes
5answers
1k views

Redirect visitors when site is too busy

We're expecting a large spike in traffic to our website this week. If the site becomes overloaded (i.e. visitors are getting a 503 error), I want to redirect visitors to another web address. How would ...
7
votes
3answers
367 views

Dedicated Hosting 101

I've been running small websites for years, but recently developed a site that is attracting more traffic than expected. My shared web hosting provider has warned me that this is causing a high load ...
7
votes
2answers
4k views

How to find who's accessing my server? My server is Ubuntu

I want to know all the people who access my server, is there a log that shows when and how the people access my server? --EDIT-- Sorry for not providing any more details awhile ago. My server is ...
6
votes
4answers
106 views

Can I manipulate the DNS protocol to host websites across multiple servers and direct users to the geographically closest?

Let's pretend that I'm hosting a very big and popular website. Let's also pretend that I have many web servers spread out all around the world. Each web server containing identical files. If I make ...
5
votes
2answers
12k views

How can I diagnose an Internal Server Error?

I was trying to host a zend-framework project on new host provider. After uploading everything and configuring the database connection I have encountered Internal Server Error message. My service ...
5
votes
3answers
184 views

Suggestions on a Music Server [closed]

We have been using gnump3d as the music server for some 3 years in our college. But as of now the development of it has stopped and it is not that much reliable anymore, as it crashes whenever the ...
4
votes
6answers
373 views

Web Hosting Advice for Project [duplicate]

Possible Duplicate: How to find web hosting that meets my requirements? I am working on a project that will be released as open source in the latter part of the year. I am starting to think ...
4
votes
3answers
751 views

Server Space / Server Cost

Okay basically, I want to know some details about how much it would cost to buy a web server for what I want to do. The site we're making is going to accept uploads from users. A LOT of uploads. How ...
4
votes
4answers
26k views

How to host a single website on multiple servers?

I'm planning on releasing an iOS app that downloads video from my server. If hundreds of people on the launch day try to do this, then my website and the services that my server provides will clearly ...
4
votes
4answers
15k views

How to verify what modules are active on my server?

While trying to solve a problem on my website, a recommendation about my .htaccess file I got was First of all, please check on the server for all the different modules if they are enabled, ...
4
votes
5answers
2k views

Does it matter where a server's physical location is?

I am located in the UK, and most of my clients are also in the UK. However. I find some of the products available in the US to be easier to use. I won’t name specific companies, but the price and ...
4
votes
2answers
112 views

URL hijacked for spam [closed]

I'm the Webmaster and administrator for a site, built on Drupal 7. I've updated Drupal to the latest version. My issue is that it seems as if someone or somebot is using our url. Has my legitimate ...
4
votes
1answer
45 views

Where to upload my files to on openshift?

I have a node app that I want to upload on openshift. I have already managed to create a public/private key and am able to sftp to my server. However, when I enter what I see is the following: I ...
4
votes
2answers
1k views

Installing Ruby on Rails without access to command line

I'm VERY new to this whole web dev thing but I can program and I liked Ruby when I used it before. Now, I've got web hosting and a domain and a site on there that's currently ran under Joomla but ...
4
votes
2answers
479 views

How would I tell if a prospective client website is under DDoS attack?

I have a person asking me whether the DDoS Mitigation Service they're using is worth it. This is out of my expertise, but clearly at some point someone sold this service to the client. Assuming I ...
4
votes
1answer
515 views

Multiple 301 redirects, do search engines / user-agents see them all?

I've put in place a lot of different 301 redirects to deal with numerous URL changes. And for certain URLs there are 3-4 different 301 redirects landing the visitors to the new URL. I heard that 301 ...
4
votes
2answers
76 views

How to prevent anyone from knowing that some domains are in the same server?

I am using some dedicated server with lots of different IPs. Some domains are put on different IPs. However, anyone can see that domaina.com is pointed to ns1.myserver.com. How to prevent that?
4
votes
3answers
88 views

www & no-www issue after server migration

I've just changed my web hosting and edited my nameservers, etc. and uploaded the website onto the new hosting servers. This all went fine and without any problems. However, when testing the live site ...
4
votes
1answer
3k views

Do Parallels Plesk Panel 11 have free inbuilt firewall?

I am new to Linux Dedicated server hosting and plesk panel 11 , i am looking for inbuilt firewall module . Is it comes with free in plesk 11 or i need to pay or plesk 11 doesn't support firewall?. I ...
4
votes
4answers
5k views

One domain, multiple IP addresses

I have a domain-name, and I want to host the website on two servers. One server is located in Europe and one in Asia. How can you route European people to the European server and Asian people to the ...
4
votes
1answer
330 views

Single IP address multiple servers

I have seen that some IP addresses are tied to multiple servers (physical machines). Example: check the ping times of one of GoDaddy's nameservers: ...
4
votes
3answers
728 views

How can I see who is connecting to my websites on my server and possibly their IPs ?

1) How can I know how many people is connected to the server in a specific moment (or previous hours of the day). (Even in real-time) 2) How can I know which one of the websites on my server they are ...
4
votes
1answer
369 views

Apache KeepAlive - why should I ever need it?

I've read several blogs about turning KeepAlive off in apache. When I had it turned on, and a spike in traffic, people started timing out, or had to wait +10 seconds for a page load. However, when I ...
4
votes
1answer
27 views

Mulitcore or Clock Speed

For programs like Apache, do they work better with more threads, or due to their asynchronous handling of requests make it so they handle better with a higher clock speed?
4
votes
1answer
63 views

Mirroring of Apps across servers

We wish to host multiple apps across multiple servers. What we are looking for (ideally) is an existing solution which will work. For example, normally to do it we'd follow a route (for failover) ...
4
votes
1answer
77 views

What should you do differently when designing websites for an embedded web server

When designing a website to be accessed from an embedded webserver such as KLone, what do you need to do differently compared to a 'standard' web server. I'm talking about considerations at the front ...
4
votes
2answers
246 views

How many production servers should I start with?

I'm building a site that I plan to grow to the size of SO. I'm only planning to have one prodcuction server to start off with. This will host everything including the database. I know it's very hard ...
4
votes
1answer
116 views

How to professionally update your server configuration

I've installed several websites on my Ubuntu server and I need now to add an extension and some modules to my php configuration file. Since I have some e-commerce websites I was wondering if I should ...
4
votes
2answers
248 views

How do I edit/modify a file on a webserver using php file in the same location? [closed]

I have an XML file on my server. In the same directory I have a PHP file which modifies the content of the XML and saves it. In this, the save part doesn't work. In my knowledge the code is alright ...
3
votes
4answers
3k views

How can i check how many users can visit my website at the same time?

i have my website on a shared webhosting account. I would like to check how many people can visit my site at the same time without the server slowing down or crashing. I don't have SSH, if that makes ...
3
votes
4answers
4k views

Page loading problem. Page is very slow

Regarding the domain http://www.pravninasvet.com, there is a problem where it sometimes loads fast, sometimes very slow. The domain is registered by godaddy, the server is in Germany. But when the ...
3
votes
2answers
484 views

Website is under maintenance - how to restrict access?

Currently, my website is under maintenance. I want to be the only person who's able to access/view the website online until I finish maintenance. How to set restrictions to others? I hate stalkers.
3
votes
4answers
204 views

How to change document root of main domain in cPanel shared host?

I am in a shared host that I have basic cli access. Inside public_html/ I host several addon domains, each in its own dir. Is it possible to make my main domain's document root inside another folder ...
3
votes
2answers
117 views

Is there additional overhead for status code 500s?

We have these web applications that require specific information in a query string. If that information is not provided, the applications throw an error. It seems to me that we should explicitly ...
3
votes
1answer
29 views

Can't receive mail from outside domain

Grr. This is annoying. I can send/receive email locally (eg. joe@example.com <-> sue@example.com) I can't send/receive email to/from other domains (eg. joe@hotmail.com <-> sue@example.com) ...
3
votes
1answer
2k views

Best practices for serving multiple sites with Apache2 [closed]

I have a server with a number of virtual hosts. Over the last couple of years I have continually been improving on most parts of serving these sites, everything from how and where to do logging, how ...
3
votes
2answers
140 views

Traffic fall after a server problem

I have a website from which I analyse the traffic with Google analytics. Day after day the traffic (mainly from Google SE) incresed until I get a problem with my server. For one day the server has ...
3
votes
2answers
1k views

Good Book for Managing a Linux Web Server?

I'm being thrust into the role of managing my own web server. I will have access to some managed support, but I need a comprehensive resource I can turn to that covers: command line basics, apache and ...
3
votes
3answers
400 views

best practice to migrate server

i'm planning to migrate my server from one hosting to another, hence I need to change the dns for my domain name. but the problem is, dns propagating takes a few hours to really complete. Problem is, ...