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-1
votes
1answer
25 views

How to Plan for scale on my rackspace cloud server

I currently have a couple of cloud servers on Rackspace For application NGINX+PHP+Memcached+APC 2GB instance For Mysql Database 1GB instance Our site at the moment is not very heavy in terms of ...
0
votes
1answer
48 views

TCP Window Scaling. TCP scale factor not supported due to dynamic TCP Frame Size on windows 2008 server

PROBLEM Calling an asp webservice hosted by an ISP from our WCF service hosted on Windows 2008 Server is showing timeout/no response from webservice. DIAGNOSIS Using windows network monitor ...
0
votes
2answers
69 views

ftp.example.com pointing to many different servers

I wanted to setup something like this: ftp.example.com which points to different ftp servers. For example: 111.111.111.1 111.111.111.2 111.111.111.3 111.111.111.4 When someone connects ...
0
votes
3answers
51 views

What is the middleware in a typical Debian LAMP stack? [closed]

I am researching on the topic of scaling, and I discovered something called the middleware which is basically handling the requests, correct? If that is true, what is the middleware in a LAMP stack? ...
1
vote
0answers
39 views

What kind of things should I check acting as a DevOp of this app? [closed]

I'm working in the early stages of development of a Foursquare mashup. We get some information using the 4SQ API, but store our own "checkins" in our infrastructure (kind of the 4SQ "Checkin" but ...
0
votes
1answer
36 views

Mongodb in a single server then scaling

If I start with Mongodb on a single server, but foresee that I need to scale out, should I configure it in any specific way? I guess I am looking for tips from people who have gone down this route.
-1
votes
1answer
44 views

Book on Modern System Architecture for Web applications [closed]

I'm looking for some reading material on architecting and system admin tools etc for building web applications from small to large detailing the recommended and appropriate steps as you grow? In my ...
0
votes
0answers
64 views

Debian is suitable for Enterprise Apps [closed]

Folks, i am considering Linux Distro Debian as our web server which has high traffic. do you have an experience using Debian for large scale web apps? our web apps has 6 millions member and 500.000 ...
0
votes
0answers
53 views

How do you go from a basic LAMP setup to the “next level” scaled-architecture [closed]

I'm struggling to break the glass ceiling of understanding between setting up a LAMP server, and moving over to a tiered/scaled architecture. I feel like this is holding me back in my development and ...
0
votes
3answers
78 views

How do multiple servers work in terms of databases? [closed]

I don't know an awful lot about servers, but I do know that there are many ways you can improve the performance of running a web application, in terms of hardware. For example, starting with a single ...
0
votes
1answer
56 views

Amazon AWS tutorial - Cannot redirect to service provided destination - try using AWS keys for authentication or check destination URL

I'm following the Amazon AWS tutorial and I have reached Step 6: Launch Amazon EC2 Instances Using Auto Scaling http://docs.amazonwebservices.com/gettingstarted/latest/wah-linux/ But when I run the ...
7
votes
2answers
211 views

Large VPN network (~600 servers) with OpenVPN

I'm doing a preliminary study for a contract to build a VPN network between ~600 remote servers running Linux CentOS 6 (+ their 600 private LANs). The network is supposed to be star-based, so that ...
1
vote
1answer
38 views

File storage for replicated front-end web servers?

We are a company running a website with ~800k unique visitors each month with a constant growth rate of 35-40%. We have just gone from having one server to a dedicated mysql database and an ...
0
votes
3answers
169 views

Scale out or scale up - Rackspace cloud servers

I have a small webserver running a couple of Django python apps, MySQL, and a wordpress multisite instance. It all runs on Apache with mpm worker, fastcgi and mod_wsgi + memcached The server is ...
2
votes
1answer
84 views

Scaling advice LAMP + Load balancers

My current setup: 1 Http Load Balancer 3 Apache Frontend Server 1 Mysql Load Balancer (Balancing reads across all three, writes go to master only) 3 Mysql Database Server (1 master, 2 slave) All ...
4
votes
2answers
295 views

ow to allow elastic load balancer through port 80 in security groups

How to allow elastic load balancer through port 80 in security groups. I want to temporarily block port 80 for the outside world, but want the load balancer to pass through the firewall (via security ...
1
vote
2answers
227 views

Small vs Medium EC2 instances for horizontal scaling with Elastic Load Balancer

I am having some debating around scaling Amazon EC2 instances. I have developed my app using ASP.NET, so I have to choose to go with a Windows EC2 instance. MySQL and images are served from other ...
1
vote
1answer
85 views

Scaling Amazon EC2 instanced when traffic to my app rises

I need your help about scalability on Amazon EC2 instanced. I have developed a web application using asp.net. I have decided that for start, I want to deploy it on a Medium High-CPU Windows Server ...
3
votes
4answers
463 views

Load balanced Drupal servers: a good way to share data among the servers?

I'm trying to get an overview of how i would go about creating a load balanced web server setup. Setting up the actual load balancer and adding two or more web servers seems fair enough. However, I ...
3
votes
1answer
84 views

Sharding MongoDB internationally with data stored based on location

We're looking to set up data centers globally and switch to a NoSQL database like MongoDB to support having our data distributed over these data centers (and as a pleasant side effect, introduce more ...
2
votes
2answers
105 views

Memcached scaling strategy

Currently I am running a production environment with 4 dedicated memcached servers, each of them having 48Gb of RAM (42 dedicated to memcache). Right now they are doing fine, but traffic and content ...
-3
votes
1answer
143 views

How many servers or what specs do I need to handle 100000 users? [closed]

I was just wondering how many servers or what specs should have my server (or servers) if I want to handle 100000 users considering that each user will login every three days. (10 times a month) ...
2
votes
1answer
152 views

Scaling by moving Database to Amazon RDS

We have a situation with an Application which is hosted on a dedicated server where we are anticipating a potential surge in traffic. The major bottleneck on the app is MySQL which is heavy on read ...
3
votes
1answer
581 views

Recommendations for Elastic Search hardware [closed]

Are there any good guides for hardware level to support ElasticSearch? Are recommendations for Lucene or Solr a good place to start? We're looking at rolling out a deployment starting with 27 ...
0
votes
1answer
88 views

AWS scaling within cluster, via scripts or some other way

It seems that a lot of people are using AWS nowadays, and I'm really hoping someone can give me a pointer on how, and if, I could design a scalable system within EC2. I tried searching, but all I can ...
5
votes
2answers
224 views

The best way to share a file uploads directory across horizontally scaling web servers

I'm currently trying to spec up a horizontally scalable cluster for a drupal based web app, that looks something like the colorful diagram below: The load balancer implements sticky sessions, so a ...
0
votes
1answer
169 views

Scale a highly transactional SQL server

I’m looking to upgrade one of my site servers. The site currently executes around 20m sql queries a day and this is growing quite fast. Right now IO throughput is a real issue, so my idea is to move ...
1
vote
2answers
89 views

Best resources to learn about Best Practice Scaling of IT Architecture

Looking for resources to learn the best practices and basics of scaling a backend infrastructure for an application or a web app. I am interested in Amazon Web Services and really enjoy architecting ...
0
votes
3answers
144 views

Microsoft Exchange - does it have serious scaling limitations? [closed]

My corporate email has a quota of 500Mb, which I am constantly hitting. I recently requested to have this increased but it was refused citing the following two reasons: We have 400 users. If we ...
1
vote
1answer
150 views

Best cloud server for a Q and A site? [closed]

I'm about to launch a Q and A site in México, and I want your insight to choose the right server, im a designer so I don't have much server knowledge. I asked my development team, but i want more ...
1
vote
3answers
1k views

How many users can Apache Handle?

I have a static site and an 8GB RAM Server. The site would have just some javascript and static content. I need to handle about 20,000 concurrent visitors. Will my 8GB Server able to handle this ? ...
0
votes
3answers
252 views

MySQL Hardware Specs

Currently we have a database that is 35gb in size and is running on a Virtual Machine with 2GB of RAM. The database is expected to increase at a rate of 3 to 4Gb per day continuously. What are the ...
1
vote
1answer
187 views

How to properly loadbalance separate fastcgi servers

We are running bigger deployment with multiple servers running Django applications under apache2 and mod_wsgi. We are considering switch to apache2 + fastcgi and moving fcgi processes to separate ...
2
votes
6answers
471 views

How can I have 2 database servers for my website?

I have a site that has heavy traffic and my database server (mysql) is getting heavy traffic at peek hours. Instead of upgrading to a better server, I am thinking of having 2 database servers working ...
0
votes
2answers
322 views

What server hardware are people using for replicated mongodb servers?

Since mongodb, couchdb are for horizontal scaling and have inbuilt support for replication, what hardware is being used for them ? Specifically looking for hardware for replicable mongodb instances. ...
1
vote
2answers
248 views

Scaling MySQL Database

What are the methods or tools used to scale mysql database. We have mysql database that is increasing in size daily. We just allotted a fix hard drive size on it so my concern is that we will need to ...
0
votes
1answer
222 views

How to allow users to monitor performance of a set of servers without touching every server?

I'm not a sysadmin, so this may be trivial. We have about 20 Windows Server 2008 R2 VMs we want to monitor centrally using Perfmon. The only issue is that the user account that's going to be doing ...
0
votes
1answer
70 views

live coverage setup .. need advice

i plan to live blog from a show and expect atleast 5-10K users on the live blog I have setup 2 servers live.domain.com with wordpress running apache and nginx proxy to serve images (1024MB RAM ...
6
votes
2answers
3k views

Tips for maximizing Nginx requests/sec?

I'm building an analytics package, and project requirements state that I need to support 1 billion hits per day. Yep, "billion". In other words, no less than 12,000 hits per second sustained, and ...
0
votes
2answers
893 views

Scaling a LAMP website hosted on EC2

I'm very new to all this - I've recently managed to launch my website on EC2. As next step, I want to learn how to scale the website. I have a general idea but wanted some input from the experts about ...
6
votes
4answers
1k views

Postgres vs MySQL: Which one is more difficult to scale out?

From your experience, which database serve is more difficult to scale? MySQL or Postgres? I know MySQL has several out-of-the-box scaling/clustering features, but with Postgres there is none that ...
0
votes
2answers
212 views

Windows Server 2008 Web vs Standard

Please tell me what choice will be best between Windows Server 2008 R2 Web edition and Windows Server 2008 R2 Standard edition for NoSQLDatabase/BackendComputing scaling farm? I am pretty sure that ...
0
votes
1answer
417 views

Amazon Auto Scale : What does as-create-launch-config actually do?

I am setting up autoscaling, and was wondering if I need to create a new launch configuration each time I deploy new code? What does the as-create-launch-config command actually do? Does it tell the ...
1
vote
7answers
1k views

How to deploy web application for 2 million users?

I've been tasked with figuring out how to do a large scale deployment for a high availability, high traffic, dynamic, flash based web application. There is a good possibility that this application can ...
0
votes
1answer
166 views

Does it make sense to add more cluster nodes to an underutilized server?

Let's say I'm running a cluster with two Weblogic server nodes on two servers (Solaris, 4 CPUs, 64 GB RAM each). The heap size is maxed out on these nodes and so each server runs with 40+ GB of free ...
1
vote
3answers
169 views

Roughly how much use could you expect to squeeze out of a ~$1000 MySQL server?

I know this is a horrible, generalized question with no good answer, and I apologize ahead of time, but I wonder if someone could take a stab at a very broad estimate. Let's say you have a dedicated ...
0
votes
3answers
48 views

Does multipurpose node is a good thing for scaling?

I have a web app with different tiers: database for persistence a couple of web servers(mongrels) load balancer Now it is all running on the same host. But how can I add another server to handle ...
4
votes
1answer
1k views

How do I scale my EC2 instance?

I'm very new to server configurations and Linux in general, so please bear with me: I have a small EC2 instance running a LAMP server on Ubuntu 10.04 LTS. I'm completely baffled as to how I would ...
0
votes
2answers
199 views

Where to go for a TCP software load balancer with automatic scaling?

We have an interactive flash application running on AWS EC2 instances. One instance can handle between 100 and 200 users. We expect times with heavy growth and slashdot effects. To be prepared and not ...
1
vote
2answers
518 views

Why do we get TCP disconnects when using AWS Elastic Load Balancer?

We are running our servers on AWS EC2 instances. The servers have to provide HTTP on port 80 and RTMP (TCP) on port 1935. Running a single instance works fine. But as soon as I use Elastic Load ...

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