Module rpc_cache_layer 

Statics

UPSTREAM_REQUEST_COUNTER

Optional but useful: counts actual upstream RPC calls to Solana. This is different from REQUEST_COUNTER which counts requests handled by this layer.

Functions

run_rpc_cache_once

Runs one cache cycle (warm-up) and exits. Intended for: svo rpc-cache --once (cronjob/init-container use).

start_rpc_cache

Starts the background RPC cache loop (spawns a task and returns immediately).