The ability of a system, network, or process, to handle growing amounts of work in a graceful manner or its ability to be enlarged to accommodate that growth.
3
votes
2answers
749 views
What is optimal hardware configuration for heavy load LAMP application
I need to run Linux-Apache-PHP-MySQL application (Moodle e-learning platform) for a large number of concurrent users - I am aiming 5000 users. By concurrent I mean that 5000 people should be able to ...
0
votes
1answer
260 views
How to manage static content with dynamic
I have a lot of static pages, which include html files + js (SCORM packages).
I have dynamic pages, also with JS which talks to the static pages JS.
Static pages are being opened in an iframe, and we ...
0
votes
1answer
90 views
sql server 2008 scalability vs budget
I need to buy new server dedicated for Navision 2009 database.
It's 50GB large and growing around 10GB a year.
16 user connected all day
System: Windows 2003 R2 Standard 64-bit
SQL Server 2008
...
4
votes
2answers
246 views
10k-20k TCP connections on windows server(s)
What kind of configuration do I need for a Windows based server(s) to support 10K-20K TCP connections simultaneously. 99% of these connection will only send keep alive (but will remain active) signals ...
28
votes
9answers
2k views
What's the piece of hardware listening on Facebook's or Wikipedia's IP address?
I am trying to understand how massive sites like Facebook or Wikipedia work, for my intellectual curiosity. I read about various techniques for building scalable sites, but I am still puzzled about ...
1
vote
4answers
1k views
How to scale beyond 150 page views per minute?
I have a Facebook app written in PHP. It has 150 page views per minute and will have up to 300 page views per minute till end of this year. While getting more PV I start to have problems with ...
4
votes
2answers
213 views
When do I need more than shared hosting?
What are the guidelines? While the answer could be "when your webpage or queries return slowly -- that answer doesn't quite work for me. What are your reasonable expectations for shared hosting? How ...
4
votes
8answers
2k views
Multiple servers vs 1 big server performance
My team of developers has suggested a server structure for an upcoming project we are developing. Our structure is "logical", meaning that the various logical components of the application (it is a ...
0
votes
1answer
294 views
How can I measure the load capacity of my video encoding server and plan for scaling?
I have a server running on Amazon EC2 that acts as a video encoder (LAMP CentOS + FFMPEG). How can I load test it with video files and get an idea of how many encodings it can handle. I can't seem to ...
4
votes
6answers
1k views
SVN limitations - Number of users and repositories?
I would like to know if SVN has a specified limitations of how many users and repositories it can sustain?
Thank you.
0
votes
2answers
689 views
how many databases can a single server handle?
I heard that in general, you don't see a single server running sqlserver having more than 100-150 databases on it.
Is this the same case with mysql or postgres?
1
vote
4answers
230 views
file share system architecture asking for advice
I am using Windows platform to setup a web based file share system. In more details, individual users could upload and share documents from web interface (content may be big document, like video ...
1
vote
3answers
95 views
Should I start hosting my web server in more that one single server machine?
I'm developing an advertising site for the real estate business. The thing is that it is a startup business and I'm not too positive in thinking that I will get a lot of users very quickly. So, my ...
0
votes
2answers
129 views
Efficient large file delivery over web
In the last few weeks we started serving more and more videos by http, ranging from 50 to 500mb each, and as we didn't had a new server to use it just for that i set it up on our live streaming ...
0
votes
2answers
333 views
Where could I find some network architecture courses or good books?
The best source that I found is not really a course, is most like a blog with short stories about succed cases of architecture strategies in highscalability.com
My concern is if is there any good ...
5
votes
4answers
1k views
Best way to improve resilience?
One of the major projects I have lined up for 2010 is attempting to mitigate some of the Single Point of Failures (SPOFs) in a network I currently manage.
We currently have a single datacentre rack ...
5
votes
6answers
1k views
(*nix) Cloud/cluster solutions for scalable web-services
I'm going to build a high-performance web service. It should use a database (or any other storage system), some processing language (either scripting or not), and a web-server daemon. The system ...
1
vote
1answer
144 views
Create a database for scalability
I know this sounds like a programming question which means it should be on stackoverflow but i believe server admins worry about this more and i am not looking for just the programming answer to this ...
0
votes
2answers
357 views
I have one database (mysql). What is the best “failover” strategy?
Does MySQL come with a built-in automatic failover? Or, are there load-balancers out there that can "detect" whether the database is alive...and if not...shoot it to the failover database?
I know ...
10
votes
9answers
1k views
Scalable (> 24 TB) NAS for research department
I have been asked to provide a new fileserver to store our medical images (raw format, not dicom). As we have no IT staff, I have to find a solution, and I hardly know anything about this topic.
The ...
1
vote
1answer
320 views
Which requests cause a w3wp process to grow considerably?
On a production environment, how can one discover which Asp.Net http requests, whether aspx or asmx or custom, are causing the most memory pressure within a w3wp.exe process? I don't mean memory leaks ...
3
votes
4answers
219 views
Is it normal to get bandwidth as the first scalability bottleneck with a 100 Mbps connection?
I'm stress testing a site that we're making, and we're finding a very surprising result compared to my expectations:
Our site starts to load very slow with a few hundred simultaneous people, even ...
5
votes
3answers
2k views
need advice on building a scalable architecture for moodle
I'm looking into designing an architecture for a moodle based education site, it will serve several thousand users at first but needs to be able to grow to support hundreds of thousands to millions of ...
6
votes
2answers
1k views
Scalable CouchDB setup
I want to migrate an existing application that has approx. 10 million records stored in a relational database to CouchDB. The thing that I love about CouchDB is easy replication and fast cached views. ...
7
votes
9answers
5k views
How to solve linux subdirectories number limit?
I have a website which will store user profile images. Each image is stored in a directory (Linux) specific to the user. Currently I have a customer base of 30+, which means I will have 30+ folders. ...
2
votes
4answers
5k views
How many databases can SQL server express handle
I'm running a SQL EXPRESS 2005 server currently hosting ~50 databases. The databases serve clients' CMS/eCommerce websites. The connections are to a single instance, no user attached instances are ...
1
vote
3answers
223 views
Ad server software for high traffic site
The company I work for runs a web site that gets a little over fifty million hits a month. We are looking at replacing our existing custom-written ad server with a prepackaged solution. It ...
0
votes
1answer
167 views
Avg AntiVirus Professional Scalability?
With the Network editions of AVG Anti virus for business, how well does it scale? How many users can it support on one network? I have heard a few stories of business's with about 3000 computers under ...
17
votes
10answers
11k views
Running 100 virtual machines on a single VMWare host server
I've been using VMWare for many years, running dozens of production servers with very few issues. But I never tried hosting more than 20 VMs on a single physical host.
Here is the idea:
A stripped ...
0
votes
7answers
499 views
High performance web server with no database interactivity
I'm getting ready to setup a server that will be responsible for tracking statistical data from a high volume traffic source. It will be handling requests at about 6-7mil/hour on average, all of ...
4
votes
3answers
457 views
Is there a scalable open source web BB/forum?
Some places say phpBB doesn't scale past 5000 concurrent users. Is there FOSS forum software out there that might go further, to say 7k-10k or more?
3
votes
6answers
2k views
How do I reduce RAM usage on my server?
I have recently launched a site that is very popular but I am having trouble with scalability. My site makes heavy use of FFmpeg and at peak times RAM usage hits the 2 GB point quickly and the swap ...
1
vote
2answers
195 views
Enterprise scaling - hardware & server tips
Things change when you are delivering to a large enterprise audience. What are the most important things to think about in relation to your server or server farm when scaling to a very large user ...
22
votes
6answers
2k views
Scaling databases with cheap SSD hard drives
I hope that many of you are working with high traffic database-driven websites, and chances are that your main scalability issues are in the database. I noticed a couple of things lately:
Most large ...
