chore: Use jemalloc global allocator on supported platforms

Cargo.toml

@@ -17,6 +17,7 @@ members = [
 wsts = { version = "8.0", default-features = false }
 rand_core = "0.6"
 rand = "0.8"
+tikv-jemallocator = "0.5.4"
 
 # Use a bit more than default optimization for
 #  dev builds to speed up test execution

stackslib/Cargo.toml

@@ -59,6 +59,9 @@ wsts = {workspace = true}
 rand_core = {workspace = true}
 hashbrown = "0.14"
 
+[target.'cfg(not(target_env = "msvc"))'.dependencies]
+tikv-jemallocator = {workspace = true}
+
 [target.'cfg(unix)'.dependencies]
 nix = "0.23"
 

stackslib/src/main.rs

@@ -26,6 +26,13 @@ extern crate stacks_common;
 #[macro_use(o, slog_log, slog_trace, slog_debug, slog_info, slog_warn, slog_error)]
 extern crate slog;
 
+#[cfg(not(target_env = "msvc"))]
+use tikv_jemallocator::Jemalloc;
+
+#[cfg(not(target_env = "msvc"))]
+#[global_allocator]
+static GLOBAL: Jemalloc = Jemalloc;
+
 use std::collections::{HashMap, HashSet};
 use std::convert::TryFrom;
 use std::fs::{File, OpenOptions};

testnet/stacks-node/Cargo.toml

@@ -32,6 +32,9 @@ rand = { workspace = true }
 rand_core = { workspace = true }
 hashbrown = "0.14"
 
+[target.'cfg(not(target_env = "msvc"))'.dependencies]
+tikv-jemallocator = {workspace = true}
+
 [dev-dependencies]
 ring = "0.16.19"
 warp = "0.3.5"

testnet/stacks-node/src/main.rs

@@ -58,6 +58,13 @@ use crate::mockamoto::MockamotoNode;
 use crate::neon_node::{BlockMinerThread, TipCandidate};
 use crate::run_loop::boot_nakamoto;
 
+#[cfg(not(target_env = "msvc"))]
+use tikv_jemallocator::Jemalloc;
+
+#[cfg(not(target_env = "msvc"))]
+#[global_allocator]
+static GLOBAL: Jemalloc = Jemalloc;
+
 /// Implmentation of `pick_best_tip` CLI option
 fn cli_pick_best_tip(config_path: &str, at_stacks_height: Option<u64>) -> TipCandidate {
     info!("Loading config at path {}", config_path);