diff --git a/Cargo.lock b/Cargo.lock
index 55e53db..7abc050 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -531,6 +531,7 @@ dependencies = [
  "futures",
  "http 1.2.0",
  "hyper",
+ "jemallocator",
  "k8s-openapi",
  "kube",
  "opentelemetry",
@@ -1409,6 +1410,26 @@ version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d75a2a4b1b190afb6f5425f10f6a8f959d2ea0b9c2b1d79553551850539e4674"
 
+[[package]]
+name = "jemalloc-sys"
+version = "0.5.4+5.3.0-patched"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac6c1946e1cea1788cbfde01c993b52a10e2da07f4bac608228d1bed20bfebf2"
+dependencies = [
+ "cc",
+ "libc",
+]
+
+[[package]]
+name = "jemallocator"
+version = "0.5.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a0de374a9f8e63150e6f5e8a60cc14c668226d7a347d8aee1a45766e3c4dd3bc"
+dependencies = [
+ "jemalloc-sys",
+ "libc",
+]
+
 [[package]]
 name = "jobserver"
 version = "0.1.32"
diff --git a/Cargo.toml b/Cargo.toml
index 3624609..a066fb3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -45,6 +45,9 @@ thiserror = "2.0.11"
 anyhow = "1.0.95"
 prometheus-client = "0.23.1"
 
+[target.'cfg(target_os = "linux")'.dependencies]
+jemallocator = "0.5"
+
 [dev-dependencies]
 assert-json-diff = "2.0.2"
 http = "1"
diff --git a/src/main.rs b/src/main.rs
index b572ffe..5306edd 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,7 +1,10 @@
-#![allow(unused_imports, unused_variables)]
 use actix_web::{get, middleware, web::Data, App, HttpRequest, HttpResponse, HttpServer, Responder};
 pub use controller::{self, telemetry, State};
 
+#[cfg(all(target_os = "linux", target_arch = "x86_64"))]
+#[global_allocator]
+static GLOBAL: jemallocator::Jemalloc = jemallocator::Jemalloc;
+
 #[get("/metrics")]
 async fn metrics(c: Data<State>, _req: HttpRequest) -> impl Responder {
     let metrics = c.metrics();