opensearch-project/OpenSearch

[Feature Request] Migrate gRPC transport executor to ForkJoinPool for improved performance

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#19.370 aberto em 22 de set. de 2025

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 (3 comments) (0 reactions) (2 assignees)Java (1.505 forks)batch import
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Description

Is your feature request related to a problem? Please describe

The gRPC transport currently uses a FixedExecutorBuilder for processing gRPC service calls. While this provides significant improvements over the previous directExecutor() approach, ForkJoinPool would offer even greater performance benefits, such as better load balancing through built-in mechanisms like work-stealing.

Describe the solution you'd like

Once PR #19008 to add ForkJoinPool support is merged, the gRPC transport should migrate from using FixedExecutorBuilder to ForkJoinPoolExecutorBuilder.

Related component

Search:Performance

Describe alternatives you've considered

No response

Additional context

No response

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