-5
votes
1answer
106 views

Loadbalance between Heroku and AppHarbor? [closed]

How would you set up simple redundancy between these 2 "cloud" providers? Does a DNS fallback seem reasonable (that would update records when one is down) or would it take too long to propragate the ...
0
votes
1answer
37 views

redundancy / load balancing on 2 unmanaged dedicated Windows-based servers

We normally host our dedicated servers in an unmanaged data centre, i.e we just purchase the server and we can manage it ourselves via remote desktop connection. We cannot install / configure any ...
1
vote
2answers
320 views

Basic redundancy for EC2 (wordpress + mysql)

I've got a website that I would like to add redundancy to. It's not a massive website, and will probably only receive a handful of database updates and/or files per day, however it's very important ...
1
vote
2answers
95 views

High available and secure FrontEnd to WebApps behind a firewall [closed]

my question is about proposed implementation of high available and secure FrontEnd to WebApps behind a firewall. The components of the network and their relationships are as follows: 1) 2 WebApps ...
4
votes
3answers
222 views

What hardware & software consideration does a major website require to properly manage 1000+ servers? [closed]

Sorry for such a high level question. I understand the basics of server load balancing, but the concept of managing 30,000 servers is a bit foreign to me. Is it really just the same concept of ...
4
votes
6answers
3k views

Redundant Load Balancers for Windows-based Web Servers?

I'm having some trouble trying to figure out the technical details of the below design; specifically in the area of the redundant load-balancers. The web servers are running Windows Server 2003 R2 64 ...
11
votes
8answers
3k views

Load balancing Apache on a budget?

I am trying to get my head around the concept of load balancing to ensure availability and redundancy to keep users happy when things go wrong, rather than load balancing for the sake of offering ...
1
vote
3answers
4k views

Is it possible to make redundancy on HAProxy server?

I am going to use HAProxy as a load balancer that will balance requests on 3 application servers. But what if balancer server (HAProxy) fails at some point? I was thinking of cloning the first ...
2
votes
4answers
225 views

Question regarding uptime strategy for website

I'm working on a website where we need to have a good deal of uptime. Specially in the short bursts (15-day periods) that the website's events happen. The page is dead simple and can be served ...
1
vote
2answers
125 views

What to do if the failover fails?

I am looking to setup a failover in the following configuration - Failover Server (Frontend) Primary Server - Secondary Server (used if primary server fails) (Backend) So traffic goes to the ...
0
votes
1answer
317 views

Best way for Linux site and Database redundancy

I am looking to set up a redundant network that uses a load balancing solution to redirect traffic between two servers. The load balancer I will use is HaProxy. Example: Traffic -> Haproxy -> Server1 ...
0
votes
5answers
190 views

Best way to add a second server to existing site in case of downtime?

Well my $379 dedicated sever just went cold again for the second time this month. I need to find a way to get another server going at a different provider that I can just flip on in case this happens ...
2
votes
3answers
1k views

Aggregate multiple WAN connections (DSL, WiFi, WiMax) with a static IP, without BGP

Is it possible to use two VPN or MLPPP routers to aggregate, load balance, or fail over between WAN connections from a number of different providers? Two conditions: 1. We need to keep the external ...
0
votes
3answers
286 views

Can I use two different servers for one site? how?

Is it possible to use two servers (or more) for the same site, and with different data? For example server1 has page1.html, and server2 has page2.html and they both can be accessed from www.site.com. ...
1
vote
1answer
845 views

Reverse Proxy failover scenarios?

I currently have 2 apache web-servers that run ldirectord/heartbeat to load balance between them. Whenever I reboot one of the web-servers, or take it down for maintenance, ldirectord automatically ...
28
votes
16answers
26k views

Is Round-Robin DNS “good enough” for load balancing static content?

We have a set of shared, static content that we serve up between our websites at http://sstatic.net. Unfortunately, this content is not currently load balanced at all -- it's served from a single ...
0
votes
2answers
380 views

Can you recommend a failover solution for setups running multiple VPSes?

Here's what I have to work with: Root access to VPSes with different hosting companies that run CentOS only Two dedicated nameservers with over 100 zone entries Several webservers hosting the same ...