go resource_error ai_generated true

rpc error: code = ResourceExhausted desc = grpc: received message larger than max (4294967295 vs. 4194304)

ID: go/grpc-resource-exhausted-memory

Also available as: JSON · Markdown · 中文
80%Fix Rate
84%Confidence
0Evidence
2024-05-12First Seen

Version Compatibility

VersionStatusIntroducedDeprecatedNotes
1.0 active — — —
1.1 active — — —

Root Cause

The gRPC message size exceeds the configured maximum, often due to large payloads or streaming data.

generic

中文

gRPC消息大小超过配置的最大值，通常是由于有效载荷过大或流式数据。

Workarounds

  1. 90% success Increase the maximum message size on both client and server. 
    // Server side
s := grpc.NewServer(grpc.MaxRecvMsgSize(10*1024*1024), grpc.MaxSendMsgSize(10*1024*1024))
// Client side
conn, err := grpc.Dial("localhost:8080", grpc.WithInsecure(), grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(10*1024*1024), grpc.MaxCallSendMsgSize(10*1024*1024)))
  2. 85% success Implement streaming to handle large data in chunks. 
    Use server streaming RPC to send data in multiple messages, e.g., service MyService { rpc Upload(stream Chunk) returns (UploadStatus); }

Dead Ends

Common approaches that don't work:

  1. Ignore the limit and send the same large message again. 100% fail

    The server will reject it again because the limit is enforced.

  2. Reduce the message size by splitting manually without adjusting server config. 70% fail

    Manual splitting may break protocol semantics and increase complexity.