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Questions tagged [server]

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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42
votes
6answers
20k 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 ...
39
votes
4answers
1k 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 ...
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
914 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
4answers
48k 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 ...
10
votes
1answer
804 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 secure? ...
10
votes
4answers
388 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.
9
votes
5answers
2k 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
2answers
734 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
2answers
32k views

Can DNS point to specific port?

I got virtual machine on some server and my URL is something like this. 111.11.11.111:8002 Can I get DNS who will point to specific port ? One more thing. If I cant do that, can my virtual ...
8
votes
4answers
365 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
4answers
39k 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, and ...
8
votes
6answers
477 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 should ...
8
votes
1answer
329 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
2k 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
396 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
5k 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
2answers
2k views

Does server location and geo location based on IP impact SEO?

I was browsing through a VPS provider and came across this information for additional IPs. Is this true? One of the main criteria Google takes into account when ranking every website is loading ...
6
votes
2answers
8k views

Godaddy Server location?

I recently changed my Godaddy shared hosting's location from US to a Europe based data center. After the migration I looked up the new server's IP and it's based in the US too. ("Arizona - Scottsdale ...
6
votes
5answers
3k views

If I am in the UK, does it matter if my web server is physically located in the USA?

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 ...
6
votes
4answers
193 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
646 views

Is it safe to give write permission to _www user account?

I want to use PHP to modify some of my files, but can someone else use this account to modify my files without my acknowledgment?
5
votes
3answers
470 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, ...
5
votes
2answers
13k 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
191 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 ...
5
votes
1answer
9k views

.htaccess how to redirect the contents of a directory to a subdirectory

I'm trying to redirect the contents of a directory that is placed at the top level of my website, to a subdirectory one level deep. I also need to exclude two files and a folder. Nothing I've tried so ...
5
votes
2answers
179 views

How to set up a publicly accesible web site that can work behind public firewalls?

friends. I'm homeless, and am spending my time creating an MMORPG video game based on Star Trek Online (The IP left the country, leaving it wide open for use in the States). With this, I'd like to ...
5
votes
1answer
70 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) ...
5
votes
1answer
204 views

Dedicated server: managed hosting or manage it myself?

We're currently hosting a number of sites on a self-managed dedicated server. Some companies, however, offer a managed dedicated server hosting service. They offer: Roughly the same server spec ...
5
votes
0answers
1k views

Search Console: Server Connectivity Error - Connect Timeout

Over the last 4 days server connectivity errors have started to pop up in my Search Console. Specifically, it is the connection timeout error. I have been talking to my hosting provider and they ...
4
votes
6answers
394 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 about ...
4
votes
3answers
766 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
1answer
169 views

Parallelize downloads with one server by using apache

People seem to be pushing all of this as a way to sell CDNs, but surely it can be just done with apache. If browsers can only download 8 files at a time from website.com, why cant I just setup 2 ...
4
votes
1answer
8k views

What is SymLinksIfOwnerMatch?

What is SymLinksIfOwnerMatch in .htaccess, in layman's terms? I have this option active. Do I need it? I have a plain HTML web site (though might go for Joomla one day). Some sites specify that it ...
4
votes
2answers
131 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
775 views

How to create user in phpmyadmin to connect two servers?

IP my Website: 192.168.19.33 and IP Database server is: 192.168.19.41. How to create user account in phpmyadmin for the connection between the two servers? And how to edit this setting: ...
4
votes
1answer
705 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
1answer
7k views

Plesk: View system resources (e.g., RAM, CPU, etc…) for a VPS

I've setup my first VPS. Previously I've always been hosting my projects on a shared hosting account. I run a couple of little personal projects on the VPS, including one that is continuously scraping ...
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 I'...
4
votes
2answers
532 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 don'...
4
votes
1answer
545 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
1answer
188 views

Why/What is the need for an abuse email account for website domain?

My website has email address for me to contact but few have suggested me to have an abuse@yourdomain.com email address.. Please clarify my doubt if someone can.
4
votes
2answers
103 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
102 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
8k 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
361 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: http://just-ping.com/index.php?vh=NS39....
4
votes
3answers
3k 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
394 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
80 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 ...