Add feature to use jemalloc as memory allocator

Author: ndr-ds

Cargo.lock

@@ -234,6 +234,7 @@ test-log = { version = "0.2.15", default-features = false, features = [
 test-strategy = "0.3.1"
 thiserror = "1.0.65"
 thiserror-context = "0.1.1"
+tikv-jemallocator = "0.6.0"
 tokio = "1.36.0"
 tokio-stream = "0.1.14"
 tokio-test = "0.4.3"

Cargo.toml

@@ -52,6 +52,7 @@ metrics = [
     "linera-faucet-server/metrics",
     "linera-metrics",
 ]
+jemalloc = ["tikv-jemallocator"]
 storage-service = ["linera-storage-service"]
 
 [dependencies]
@@ -119,6 +120,10 @@ serde_json.workspace = true
 stdext = { workspace = true, optional = true }
 tempfile.workspace = true
 thiserror.workspace = true
+tikv-jemallocator = { workspace = true, features = [
+    "profiling",
+    "unprefixed_malloc_on_supported_platforms",
+], optional = true }
 tokio = { workspace = true, features = ["full"] }
 tokio-stream.workspace = true
 tokio-util.workspace = true

linera-service/Cargo.toml

@@ -4,6 +4,10 @@
 
 #![recursion_limit = "256"]
 
+#[cfg(feature = "jemalloc")]
+#[global_allocator]
+static ALLOC: tikv_jemallocator::Jemalloc = tikv_jemallocator::Jemalloc;
+
 use std::{
     collections::{BTreeMap, BTreeSet},
     env,

linera-service/src/cli/main.rs

@@ -1,6 +1,10 @@
 // Copyright (c) Zefchain Labs, Inc.
 // SPDX-License-Identifier: Apache-2.0
 
+#[cfg(feature = "jemalloc")]
+#[global_allocator]
+static ALLOC: tikv_jemallocator::Jemalloc = tikv_jemallocator::Jemalloc;
+
 use std::{net::SocketAddr, path::PathBuf, time::Duration};
 
 use anyhow::{anyhow, bail, ensure, Result};

linera-service/src/proxy/main.rs

@@ -2,6 +2,10 @@
 // Copyright (c) Zefchain Labs, Inc.
 // SPDX-License-Identifier: Apache-2.0
 
+#[cfg(feature = "jemalloc")]
+#[global_allocator]
+static ALLOC: tikv_jemallocator::Jemalloc = tikv_jemallocator::Jemalloc;
+
 use std::{
     borrow::Cow,
     num::NonZeroU16,