feat(grpc): Implement PickFirst load balancer#2570

Merged

dfawley merged 43 commits into

grpc:masterfrom

nathanielford:implement/PickFirstLB

May 22, 2026

Commits on Apr 29, 2026

Implement PickFirst load balancer with optimized subchannel management and stickiness
nathanielford
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WIP: implementation of PickFirstLB
nathanielford
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Implement PickFirst LB with optimized subchannel management, stickiness, and updated sync testing framework
nathanielford
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Implement PickFirst LB with optimized subchannel management and gRFC A61 endpoint handling
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grpc: implement PickFirst Happy Eyeballs address interleaving and proactive failover
nathanielford
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grpc: implement Racing Selection and Timer Cancellation for Happy Eyeballs
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grpc: implement Continuous Retries with Backoff (Steady State) and fix tests
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WIP: PickFirstLB implementation details
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Formatting fix
nathanielford
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Commits on Apr 30, 2026

Replace tokio::spawn with Runtime::spawn in pick_first.rs
nathanielford
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Commits on May 4, 2026

Partial feedback integration
nathanielford
committed

Commits on May 6, 2026

Commits on May 7, 2026

Commits on May 12, 2026

Commits on May 21, 2026