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Mastering Service Mesh
book

Mastering Service Mesh

by Anjali Khatri, Vikram Khatri
March 2020
Intermediate to advanced
626 pages
14h 45m
English
Packt Publishing
Content preview from Mastering Service Mesh

Load balancing

Load balancing offers traffic management for transactions at Layer 4 of the OSI model, which is the network protocol layer (TCP/UDP). Load balancing at L4 delivers traffic with limited network information. It does this with an algorithm (that is, round-robin), which calculates the best server based on the low number of connections and fast server response times.

The debate of L4/L5 versus L5/L7 is irrelevant for us if the L4 layer cannot provide load balancing for gRPC or HTTP/2 protocol, which uses a long-lived session with multiple requests.

The OSI networking model for L4-L7 is explained in more detail at https://bit.ly/2vCFLie.

HTTP/1.1 protocol load balancing works well at the connection level (L4) since one connection ...

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Publisher Resources

ISBN: 9781789615791