December 2018
Beginner to intermediate
564 pages
17h 34m
English
Content preview from Blockchain Developer's Guide
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Scalability and decentralization
One of the key advantages of blockchain is decentralization, which is the removal of any single authority to control the network. Unfortunately, this has a downside, which is its effect on the performance of a system. Blockchain systems work by keeping all the nodes of the network in sync by trying to achieve consensus so that every computer running a blockchain sees the same system state. More nodes on the network typically result in less centralization. This also means that more work must be done to ensure that all the network participants are in agreement with each other, which limits performance and scalability.
There are a few reasons why a larger number of nodes hinders performance:
- Each node typically ...
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