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-1
votes
0answers
20 views

What is the technology stack used by Valve in order to host Dota 2? [on hold]

What technologies are being used by Valve in order to host and make Dota 2 run smoothly with all those features available for an user?
-1
votes
1answer
59 views

x86, i386, i686, amd64, i5, i7, archtecture, processor confusion [closed]

I noticed those items x86, i386, i686, amd64, i5, i7, archtecture, processor from the web, from my own notebook, from book readings. But I am really confused by those terminologies. I try my best ...
0
votes
0answers
26 views

Single instance EC2 env versus multiple split stack?

I am fairly new to AWS and have designed a fairly flexible architecture which is fairly performant and fault tolerant over multiple regions/AZs However I was thinking - what would the main ...
0
votes
2answers
75 views

Are computations performed in a Docker container exactly repeatable?

I've read the question titled "How is Docker.io different from a normal virtual machine?", but I'm still not certain how "virtual" docker containers are. For example, in a scientific setting, ...
2
votes
1answer
59 views

Serving multiple web-service instances [closed]

We're building an API-based web solution on Python which is going to be delivered to individual customers. Each customer is going to have a separate dataset. Currently, it's not a problem to deploy ...
0
votes
1answer
76 views

Cloning a server across architectures

I have this Linux (Debian) server that I want to duplicate, with all its services and their settings. Actually, it is to replace the existing server with newer hardware. I'd like the process to be as ...
0
votes
0answers
22 views

Horizontal scaling of a file processor and generator web application

I am working on a web application that has a file processor and generator module. So far we have not had to worry about where the file actually is because we have had exactly one machine. Now that we ...
0
votes
0answers
16 views

Linux library cross compatibility

I'm using a SDK that includes some library files (.so) without the source to build them. They also provide example applications. They provide both the examples and the libraries compiled for various ...
0
votes
1answer
27 views

Photo storage / sort

I'm wondering what the best practice is for photo storage. I'm in the business of storing photos with a user. Each user can have up to 35 photos and we currently have around a 100k users. I currently ...
2
votes
1answer
111 views

What is the best way to organize my active directory structure [closed]

i would like to adopt the best structure for my active directory domain, in order to be able to apply GPO efficiently. Here is my schema : CompanyName\ServiceName{Users, Groups, Workstations, Laptops} ...
0
votes
1answer
101 views

Managing hosts and iptables in scalable architecture

Let's say I have a load balancer in front of 3 app servers. Let's say I also have these services available at certain IPs: Postgres server Redis server ElasticSearch server Memcached server 1 ...
2
votes
0answers
34 views

Local Lan design to support Multiple WAN

We have about 25~30 serial dedicated lease line or ADSL link using router to connect to different financial companies to do some transactions. SCurrently we have a very large L2 (/20) to host our ...
0
votes
1answer
66 views

can you give me feedback on an HA architecture using linux-ha and pacemaker?

I am trying to come up with an architecture for achieving HA on one of our services (in-house service, single tcp connection for all requests). Just started reading on linux-ha and pacemaker, and i'd ...
0
votes
1answer
26 views

architectual issue: few requests from client to server

I'm developing web application (javascript + php) and I have architectual issue. I have to send 4 requests to server. First will gather basic information (effectivity is OK), then after receiving data ...
1
vote
1answer
108 views

Architectural advice - web camera remote access [closed]

I'm looking for architectural advice. I have a client who I've built a website for which essentially allows users to view their web cameras remotely. The current flow of data is as follows: User ...
3
votes
2answers
109 views

One active directory server for one geographical site?

we have an 2008 R2 active directory server on our main site. Recently we opened a small secondary site. My question is pretty simple : our 2 sites are connected with a VPN, is it mandatory for us to ...
1
vote
1answer
64 views

Does using x86_64 on a low end server impact performance?

I have a server with 128 MB of RAM. Would it be stupid of me to install Debian 6 x86_64 instead of i386? Would there be any difference in how well the server performs?
1
vote
1answer
117 views

Building hybrid RAID10 + RAID5 environment

I have the following configuration: simple video surveillance system (server 1: recording past 24h; server 2: recording past 30 days). I am primarily using the content on the 24h storage, while I ...
-1
votes
1answer
2k views

What are EN, EP and EX platforms?

I keep hearing all these terms - EN, EP and EX level servers. What do these terms mean? What are they classifications of? How are they demarcated from one another? How are they different from the thin ...
0
votes
1answer
47 views

Storing pages with only client-side code in S3 over full EC2?

Question: Would storing pages in S3 with only client-side code reduce costs in comparison to hosting them in Amazon's EC2? Background: Right now I use a cms to manage all of my pages and users for a ...
1
vote
2answers
338 views

What is the standard system architecture for MongoDB

I know this question is too vague, so I would like to add some key numbers to give insights about what the scenario is Each Document size - 360KB Total Documents - 1.5 million Document created/day ...
0
votes
3answers
5k views

How to set up Development, Staging, Production, and QA environments

I am in the process of setting up new servers for an organization. What are the standards or best practices for setting up a new environment with Development, Testing, Staging, and Production (or I'm ...
7
votes
2answers
601 views

Architecting your network when you run out of VLANs

This is an entirely hypothetical question, I'm not in this situation now. What happens to your VLAN topology and routing if you run a multi tenant network and you have more than 4096 customers? Do ...
2
votes
1answer
232 views

Best infrastructure configuration for application hosting (IIS/MSSQL)? Bare Metal, Virtualize?

We're a small consulting shop that hosts some public facing websites and web applications for clients (apps we've either written or inherited). Our strength lies in coding, not necessarily in server ...
0
votes
2answers
186 views

Reverse Proxy Server and Webserver architecture

I'm very confused. If I setup a Reverse Proxy Server, does this mean that I need a second computer? Or can both Server (e.g. nginx as reverse proxy server and apache as webserver) run on the same ...
0
votes
2answers
276 views

Hyper-V and Fail over cluster 2 nodes Virtualizing DC and Secondery DC

I am building a new network for a company from scratch (50 user/Computer) They need 1-Domain Controler ( Only one Domain at the moment ) 2-MS Exechange Server 3-File Server 4-SQL/Database Server ...
1
vote
2answers
375 views

Dedicated Server Specification Advice for MYSQL/PHP Website

Im buying a dedicated server to run an existing website which receives 90,000 visitors per day. The specification is below. The website isnt too complicated, mainly mysql searches of a table ...
0
votes
1answer
110 views

How does Amazon handle all that email for their Kindle personal document service? [closed]

Amazon basically gives every Kindle owner an email address to which they can email documents that will be converted to .mobi format and synced to their Kindle. I thought this was pretty interesting, ...
0
votes
1answer
50 views

Switches and the amount of load

Out of curiosity does anyone know whether it would be more beneficial to have more switches with less terminals on each leading to your main switch OR load up each switch fully before having any ...
2
votes
1answer
590 views

Firewall with layer 3 switch or without it?

I am trying to make a simple network architecture for a small company. One of the sites is built of a firewall (to create a DMZ, to make the VPN between the sites) and three switches, like in link ...
3
votes
2answers
4k views

How does a SAN architecture work and more importantly scale?

I'm trying to understand some SAN infrastructure and I was hoping some of you with more experience than me could help me understand scaling with a SAN. Imagine that you have some computer servers ...
2
votes
6answers
411 views

Running background jobs In a clustered environment

I have an architecture question. In a clustered web app environment, I can think of three ways to deal with background jobs: have a dedicated machine run all the jobs, thus freeing the web servers ...
2
votes
1answer
162 views

CMS Architecture - Synchronizing Dev/Test/Staging environments

We have a code, content and DB flow that follows a typical pattern: Dev->Build->Staging->Prod The kicker is that the client is editing and publishing content only in Prod. So our current strategy ...
1
vote
3answers
1k views

Varnish/Nginx/Apache/APC/Memcached

I'm setting up a new web server and was wondering if the following is a valid stack: Varnish in front to cache and split traffic between nginx for static content and Apache with mod_php for dynamic ...
0
votes
2answers
302 views

Is it possible to set up multiple named instances running on a SQl Server 2008 R2 Active/Passive Cluster?

I'm trying to plan a SQL Server 2008 R2 2 node Active/Passive failover cluster. Is it possible to set up multiple named instances running on the cluster? e.g. sqlcluster sqlcluster\demo ...
0
votes
2answers
172 views

Memcached and Mysql architecture

Right now we have 2 servers. webserver + memcached mysql server the mysql server is a new and a strong server and it is not being utilized fully. I was debating if I should migrate the memcached ...
1
vote
3answers
594 views

Number of Physical NICs for ESXi Host or Am I Missing the Boat?

First, please excuse my ignorance on this topic. Until recently I had been blissfully ignorant of this field and only recently began to suspect that I'd need to become directly involved. In any case ...
0
votes
2answers
74 views

Server architecture for statistical analysis [closed]

I am currently standing before a decision on how to design a system that would handle computing of statistical data on the cloud. I would like to know what server structure should I use to be able to ...
2
votes
1answer
268 views

SQL Server 2000 HIGH CPU Usage with BusinessObjects reports (unsolvable?)

I have one of those weird questions, those ones that are nearly unsolvable (the only way to really solve them is to throw out the technology and buy new ones). I've had a number of experts (about 10 ...
3
votes
1answer
119 views

Installing Windows Server 2008 Once or XP three times?

I have an application which makes use of Outlook 2003, 2007 and 2010. This application performs some tasks requested by a user and then closes. I am going to be putting my application on a virtualised ...
1
vote
1answer
752 views

apache & mod_pagespeed + varnish question

I have the following architecture on the web layer. Varnish <-> Apache2 (mod_pagespeed <-> mod_jk) <-> Tomcat ^ ^ ^ | ...
1
vote
1answer
820 views

Book Recommendations for Technical/Solutions Architecture [closed]

I wish to learn more about Technical and Solutions Architecture. Specifically, I'm concerned with designing HA, Fault-Tolerant Scalable web-based solutions (enough buzzwords ;-). Its a topic I'm ...
3
votes
2answers
252 views

Too many data replication technologies in environment

It is possible to configure remote data replication at many layers of the storage stack. Some examples to explain what I mean by layers: Physical Volume Layer (TruCopy, SRDF/MirrorView, SnapMirror) ...
13
votes
6answers
1k views

Building a Linux Network for Our Company - Where Do I Start?

This is going to be a somewhat loaded question. I am programming in a company that has been around since 1962. A lot of things, especially computer / network stuff, is very dated. Let me give a bit ...
0
votes
1answer
120 views

How would an eight-core Pentium 4 compare with a Core 2 Duo? [closed]

Specifically, an eight-core "Paxville" Xeon system clocked at 3 GHz versus the Core 2 Duo system clocked at 2 GHz, ceteris paribus. This is assuming that the workload is effectively distributed ...
1
vote
1answer
252 views

Large-scale server architecture [closed]

Recently I am on project that would need large scalability. Now, my architecture consists of 4 servers - 1 load balancing server, 2 application servers and 1 database server. What are the best ...
4
votes
2answers
498 views

Google network architecture

I am aware that this question might be closed as "not a real question", "subjective" or even "argumentative". If this is a mistake, I am sorry. I am not good at all at networking but I'm trying to ...
0
votes
2answers
568 views

CDN architecture - best practises and designs

I am a developer for a website which is heavily reliant on static content such a pictures, videos etc. Our current setup is very simple, we basically have one server acting as our cdn which in turn ...
10
votes
3answers
375 views

Architecting network with 10 Mbps half duplex phone system

Current Configuration The diagram below shows our current network architecture. All connections are running at 100 Mbps full duplex with the exception of the TalkSwitch phone systems which run at 10 ...
1
vote
2answers
136 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 ...