CHANGELOG  - etcd_disk_defrag_inflight
Add a gauge to indicate if defrag is active
@@ -122,6 +122,7 @@ Note that any `etcd_debugging_*` metrics are experimental and subject to change.
- Add [`etcd_wal_write_bytes_total`](https://github.com/etcd-io/etcd/pull/11738).
- Add [`etcd_debugging_auth_revision`](https://github.com/etcd-io/etcd/commit/f14d2a087f7b0fd6f7980b95b5e0b945109c95f3).
- Add [`os_fd_used` and `os_fd_limit` to monitor current OS file descriptors](https://github.com/etcd-io/etcd/pull/12214).
+- Add [`etcd_disk_defrag_inflight`](https://github.com/etcd-io/etcd/pull/13371).
### etcd server
