refactor: move jemalloc setup to memory crate

Cargo.lock

@@ -2351,8 +2351,6 @@ dependencies = [
  "spool",
  "thiserror",
  "throttle",
- "tikv-jemalloc-sys",
- "tikv-jemallocator",
  "timeq",
  "tokio",
  "tokio-rustls 0.23.4",

crates/kumo-server-memory/src/lib.rs

@@ -11,8 +11,12 @@ use nix::unistd::{sysconf, SysconfVar};
 use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering};
 use std::sync::Mutex;
 use std::time::Duration;
+use tikv_jemallocator::Jemalloc;
 use tokio::sync::watch::Receiver;
 
+#[global_allocator]
+static GLOBAL: Jemalloc = Jemalloc;
+
 lazy_static::lazy_static! {
     static ref OVER_LIMIT_COUNT: metrics::Counter = {
         metrics::describe_counter!(

crates/kumod/Cargo.toml

@@ -31,8 +31,6 @@ gcd = "2.3"
 gethostname = "0.4"
 humansize = "2.1" # for printing
 json_comments = "0.2"
-tikv-jemallocator = "0.5"
-tikv-jemalloc-sys = {version="0.5", features=["profiling", "unprefixed_malloc_on_supported_platforms"]}
 kumo-api-types = {path="../kumo-api-types"}
 kumo-log-types = {path="../kumo-log-types"}
 kumo-server-common = {path="../kumo-server-common"}

crates/kumod/src/main.rs

@@ -9,7 +9,6 @@ use nix::sys::signal::{kill, SIGQUIT};
 use nix::unistd::{Pid, Uid, User};
 use once_cell::sync::OnceCell;
 use std::path::PathBuf;
-use tikv_jemallocator::Jemalloc;
 use tracing_subscriber::fmt::writer::BoxMakeWriter;
 use tracing_subscriber::prelude::*;
 use tracing_subscriber::{fmt, EnvFilter, Layer};
@@ -33,9 +32,6 @@ static TRACING_FILTER_RELOAD_HANDLE: OnceCell<
     Box<dyn Fn(&str) -> anyhow::Result<()> + Send + Sync>,
 > = OnceCell::new();
 
-#[global_allocator]
-static GLOBAL: Jemalloc = Jemalloc;
-
 mod delivery_metrics;
 mod egress_path;
 mod egress_source;