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I am working on the design for my database and can't seem to come up with a firm schema. I am torn between normalizing the data and dealing with the overhead of joins and denormalizing it for easy sharding. The data is essentially music information per user: UserID,
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I am in the design phase of getting a website up and running that will have scalability as a main concern. I am looking for opinions on architecture and the like for this endeavor. The site has a few unique characteristics that make scalability difficult. Users will all have a
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i didnt find a nearly good solution for this problem yet: imagine, you're responsible for a small CDN network (static images), with two different datacenter. the balancing for the two DC is done with a anycast nameservice (a nameserver in every DC, user gets on nearest location). so,
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Hi, I was wondering if anyone has found any information on how to architect a system to support high availability file uploads. My scenario: I have an Apache server proxying requests to a bunch of Tomcat Java application servers. When I need to upgrade my site, I stop and upgrade
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Hi, We have an application that allows the user to define a publicly available resource with an ID. The ID can then be accessed via an HTTP call, passing the ID. While we're not a picture site, thinking of a resource like a picture may help understand what
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hi, the website i work for is looking to build a email system that can handle a fair few emails (up to a hundred thousand a day). These comprise emails like registration emails, newsletters, lots of user triggered emails and overnight emails. At present we queue them in SQL and
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A site I'm working with has an I/O bottleneck. They're using a static server to deliver all of the pictures/video content/zip downloads ecetera but now that the bandwith out of that server is approaching 50Mbit/second the latency on serving small files has
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Have a few doubts.. here are the qs 1) is there any limit on the number of databases that can be accessed simultaneously? (MySQL) 2) will it be a problem to scale in the future if there are large number of small databases(2-5 MB) each?
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Perhaps this question is borderline off-topic but since high scalability solutions often have a global aspect I will give it a try... Have anybody had any experience with different techniques for speeding up their application to places that have a problem with poor ping response time? Ideally I would love
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Let suppose i have table which stored tags .Now user can enter keywords and i have to search through all the records in table and find post which contain tags entered by user .user can enter more than 1 keywords. What strategy ,technique i use to search fast .There maybe
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We have a lot of dependencies to our SQL databases and we have heard that caching does help a lot as we move into scaling and providing better performance. So the question is what are some reliable software products out there that we could consider in this space ? We want
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I have read the blog about Mailtrust/Rackspace as well the interesting things with Google and Yahoo. Who else is using Hadoop/MapReduce to solve business problems. TIA johnmwillis.com