2026

static/Jammy/nginx.service

@@ -6,6 +6,10 @@ Wants=network-online.target
 [Service]
 Type=forking
 PIDFile=/run/nginx.pid
+# jemalloc replaces glibc malloc — better fragmentation/perf under nginx's
+# alloc/free churn at scale. Package depends on libjemalloc2 so the .so is
+# guaranteed present. Removing this line falls back to glibc malloc cleanly.
+Environment=LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libjemalloc.so.2
 ExecStartPre=/usr/bin/install -d -o nginx -g nginx -m 0755 /usr/local/nginx /usr/local/nginx/client_body_temp /usr/local/nginx/proxy_temp /usr/local/nginx/fastcgi_temp /usr/local/nginx/uwsgi_temp /usr/local/nginx/scgi_temp /var/log/nginx
 ExecStartPre=/usr/sbin/nginx -t
 ExecStart=/usr/sbin/nginx