gRPC Config

This document describes the configuration parameters related to gRPC.

grpc-compression-type

• The compression algorithm for gRPC messages
• Optional values: "none", "deflate", "gzip"
• Default value: "none"

grpc-concurrency

• The number of gRPC worker threads
• Default value: 4
• Minimum value: 1

grpc-concurrent-stream

• The maximum number of concurrent requests allowed in a gRPC stream
• Default value: 1024
• Minimum value: 1

grpc-memory-pool-quota

• Limit the memory size that can be used by gRPC
• Default: "32G"
• Limit the memory in case OOM is observed. Note that limit the usage can lead to potential stall

server.grpc-raft-conn-num

• The maximum number of links among TiKV nodes for Raft communication
• Default: 10
• Minimum value: 1

server.grpc-stream-initial-window-size

• The window size of the gRPC stream
• Default: "2MB"
• Unit: KB|MB|GB
• Minimum value: "1KB"

server.grpc-keepalive-time

• The time interval at which that gRPC sends keepalive Ping messages
• Default: "10s"
• Minimum value: "1s"

server.grpc-keepalive-timeout

• Disables the timeout for gRPC streams
• Default: "3s"
• Minimum value: "1s"