feat(rustproxy): use tikv-jemallocator as the global allocator to reduce glibc fragmentation and slow RSS growth; add allocator dependency and enable it in rustproxy, update lockfile, and run tsrust before tests

rust/crates/rustproxy/Cargo.toml

@@ -39,6 +39,7 @@ hyper = { workspace = true }
 hyper-util = { workspace = true }
 http-body-util = { workspace = true }
 bytes = { workspace = true }
+tikv-jemallocator = { workspace = true }
 
 [dev-dependencies]
 rcgen = { workspace = true }

rust/crates/rustproxy/src/main.rs

@@ -1,3 +1,6 @@
+#[global_allocator]
+static GLOBAL: tikv_jemallocator::Jemalloc = tikv_jemallocator::Jemalloc;
+
 use clap::Parser;
 use tracing_subscriber::EnvFilter;
 use anyhow::Result;