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Cassandra as a communication medium – A service Registry and Discovery tool
Few weeks ago while I was mulling over what kind of service registry/discovery system to use for a scalable application deployment platform, I realized that for mid-size organizations with complex set...
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Scalability links for March 13th 2010
For some reason there has been a disproportionately high number of news items on Cassandra lately. Some of those are included below, but also included are some other interesting updates which you might...
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You don’t have to be Google to use NoSQL
Ted Dziuba has a post about “I can’t wait for NoSQL to Die”. The basic argument he makes is that one has to be at the size Google is to really benefit from NoSQL. I think he is missing the point. Here...
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@twitter annotations : What I learnt at the hackfest….
A few of us joined in at the new Twitter office in downtown SF (right next to Moscone Center) and were for the first time shown what Twitter is doing about “Twitter Annotations”. We probably created...
View ArticleDistributed systems and Unique IDs: Snowflake
Most of us who deal with traditional databases take auto-increments for granted. While auto-increments are simple on consistent clusters, it can become a challenge in a cluster of independent nodes...
View ArticleSlides from a Cassandra talk at Mountain View
Introduction to Cassandra (June 2010) View more presentations from gdusbabek. Whats not mentioned in the slide was Gary’s reference to the number of key changes in 0.7 version of Cassandra. He thinks...
View ArticleScalability updates for Aug 27th 2010
My updates have been slow recently due to other things I’m involved in. If you need more updates around what I’m reading, please feel free to follow me on twitter or buzz. Here are some of the big ones...
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Cfmap: Publishing, discovering and dashboarding infrastructure state
Dynamic infrastructure can be a challenging if apps and scripts can’t keep up with them. At Ingenuity we observed this problem when we started moving towards virtualization and SOA (service oriented...
View ArticleCassandra’s future @facebook and links to other NoSQL slides
I heard an unconfirmed rumor that facebook is moving away from Cassandra. Not sure why, or to what, but rumors like this is a concern regardless. After twitter‘s backing off, and digg’s troubles, which...
View ArticleCassandra: What is HintedHandoff ?
Nate has a very good post about how Cassandra is different from a lot of other distributed data-stores. In particular he explains that every node in a Cassandra cluster are identical to every other...
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