Little's Law, Scalability and Fault Tolerance: The OS is your bottleneck (and what you can do about it)
February 04, 2014 Little's Law, Scalability and Fault Tolerance: The OS is your bottleneck (and what you can do about it) By Ron Little’s Law helps us determine the maximum request rate a server can handle. When we apply it, we find that the dominating factor limiting a server’s capacity is not the hardware but the OS. Should we buy more hardware if software is the problem? If not, how can we remo
Single Writer Principle
When trying to build a highly scalable system the single biggest limitation on scalability is having multiple writers contend for any item of data or resource. Sure, algorithms can be bad, but let’s assume they have a reasonable Big O notation so we'll focus on the scalability limitations of the systems design. I keep seeing people just accept having multiple writers as the norm. There is a lot
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