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High performance microservice communication technology based on modified remote procedure call.

Lei Zhang1,2, Ke Pang3, Jiangtao Xu4

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Area of Science:

  • Computer Science
  • Software Engineering

Background:

  • Microservice architecture decomposes applications into smaller, independent services.
  • Interprocess communication (IPC) is crucial but challenging due to diverse data structures and technologies.
  • Selecting appropriate IPC technology significantly impacts system nonfunctional requirements.

Purpose of the Study:

  • To propose RPCX, a novel microservice communication technology based on remote procedure calls (RPC).
  • To enhance communication performance and address challenges in microservice architectures.

Main Methods:

  • RPCX utilizes a non-blocking IO communication model and Protobuf for data serialization.
  • Dynamic proxy and annotation configuration are employed for RPC identification.
  • Performance benchmarking was conducted using RPCX against two traditional IPC technologies.
  • Evaluation metrics included request processing time and transactions per second (TPS).

Main Results:

  • RPCX demonstrated superior performance compared to the two traditional communication technologies.
  • Performance improvements were observed across various thread counts and request loads.
  • RPCX achieved better request processing times and higher TPS.

Conclusions:

  • RPCX offers a significant performance improvement for interservice communication in microservice architectures.
  • The proposed RPCX technology effectively addresses key communication challenges.
  • RPCX is a viable and high-performing alternative for microservice communication.