# Operator Guide Overview

Learn more:

- [Systemd](/content/docs/administration/maintenance/operator-guide/systemd/index.html)
- [SIMD](/content/docs/administration/maintenance/operator-guide/simd/index.html)
- [Mimalloc](/content/docs/administration/maintenance/operator-guide/mimalloc/index.html)
- [Grafana plugin](/content/docs/administration/maintenance/operator-guide/openobserve-plugin-for-grafana/index.html)
- [Etcd maintenance](/content/docs/administration/maintenance/operator-guide/etcd/index.html)
- [Etcd restore](/content/docs/administration/maintenance/operator-guide/etcd_restore/index.html)
- [Nginx proxy](/content/docs/administration/maintenance/operator-guide/nginx_proxy/index.html)